CN102667388A

CN102667388A - Heating radiator element

Info

Publication number: CN102667388A
Application number: CN2010800562827A
Authority: CN
Inventors: 弗朗西斯科·弗朗佐尼
Original assignee: Fondital SpA
Current assignee: Fondital SpA
Priority date: 2009-10-13
Filing date: 2010-10-12
Publication date: 2012-09-12
Anticipated expiration: 2030-10-12
Also published as: EA021488B1; EA201270543A1; WO2011045653A3; UA108745C2; CN102667388B; ITMI20091749A1; WO2011045653A2; EP2488815A2; IT1396201B1

Abstract

A heating radiator element (1) comprises a base body (2), which extends substantially along a main axis (X) between two opposite axial ends provided with respective transverse connection sleeves (5), and at least one set (26) of fins (25), which extend from a side (9) of the body (2), are arranged on one side of a centre plane (P) of the element (1), extend along respective axes (A) substantially parallel to the main axis (X), and are separated by grooves (28); the number of the fins (25) and their surface are selected in such to way as to have high efficiency of heat exchange: the element (1) consequently comprises an adequate number of surface fins (25) sufficient to guarantee a good value of thermal yield.

Description

Radiator element

Technical field

The present invention relates to a kind of radiator element (heating radiator element), be used in particular for heating building.

Background technology

As everyone knows, radiator can be formed by one group of element that is coupled to each other, and has the radiator of appropriate size with formation; Each element has the body of being processed by metal material, obtains chamber in said body interior, adds hot water and in said chamber, circulates.Extend heat sink (radiant plate) and fin (radiant fin) from said body, be delivered in the environment that radiator is installed through said heat sink and fin heat with water.

As if even existing radiator element has the heat sink and the fin of different shape and distribution, the efficient of existing radiator still has the leeway of lifting.

Summary of the invention

An object of the present invention is to provide a kind of efficient especially radiator element, its be simple simultaneously and production cost cheap relatively.

Therefore the present invention relates to a kind of radiator element, and said radiator element limits with essential feature in claim 1, and limits with supplementary features in the dependent claims.

Under the identical situation of heat exchange surface and/or weight, the radiator that is formed by element according to the present invention has the efficient higher than other known solutions: in fact, the special tectonic of fin can realize guaranteeing the flox condition of high-efficiency thermal exchange.

Element of the present invention can also be used relatively simple and the cheap mode of cost is made, and also is suitable for being processed by for example die casting aluminium, therefore is convenient to especially produce.

Description of drawings

Further aspect of the present invention and advantage will from reference to accompanying drawing to the description subsequently of limiting examples of the present invention and clear manifesting, in the accompanying drawing:

Fig. 1 is the perspective schematic view according to radiator element of the present invention;

Fig. 2 is the schematic partial cross-sectional view of the thin portion of the radiator element among Fig. 1;

Fig. 3 is the sketch map of thin portion of the modification of the radiator element among Fig. 1; And

Fig. 4 is the perspective schematic view according to the radiator element of another embodiment of the invention.

The specific embodiment

See figures.1.and.2, the radiator element 1 that is used for heating building has the base portion body of being processed by metal material 2, and said metal material is aluminium particularly, for example (but not being essential) die casting aluminium; Body 2 is hollow bodies, comprises along the major part 3 of the basic tubulose of main shaft X longitudinal extension, and said main shaft is vertical basically with respect to element 1 used normal position (normal position); Element 1 is provided with and is used for internal chamber 4 that water passes through and the horizontal joint sleeve 5 that is used to be connected to other radiator elements and/or hydraulic circuit.

By the H sign in Fig. 1 is the axial distance (X that parallels to the axis measurement) between the sleeve pipe 5; Especially, distance H is the minimum range between the sleeve pipe 5, between the corresponding opposed facing edge of sleeve pipe 5, measures.

In limiting examples illustrated in figures 1 and 2, body 2 has preceding heat exchanger plate 6 and the back heat exchanger plate 7 relative with header board 6, said before heat exchanger plate in use basic side to heated environment;

Plate

6,7 is along the axis Z longitudinal extension of separately the X that parallels to the axis; And it is parallel basically each other; And said plate is connected to major part 3 through corresponding central longitudinal rib 8; Said rib basic setup is radially extended from major part 3 in the central plane P of element 1, and is orthogonal to

plate

6,7 basically.

Element 1 also has two relative sidepieces 9 (in Fig. 1, only can see two relative sidepieces one of them); Said relative sidepiece has corresponding opposite flank 10: in Fig. 1, the limiting examples shown in 2 (but be not essential), side surface 10 limits the respective side part of major part 3 and the respective face of rib 8.

Plate

6,7 defines by the relative vertical side of the edge 11 of corresponding pairs and by the

opposite face

13,14 of corresponding pairs, for example (but not being essential), said plate be basically the plane and be parallel; Especially, each

plate

6,7 has the inner face 13 towards another plate, and the outside 14 relative with inner face 13.

Element 1 comprises a plurality of fin 25 that extend from body 2; Especially, said element comprises at least the first group 26 of fin 25, and first group of said fin extends and specifically extend from the side surface 10 of said sidepiece 9 from sidepiece 9, and all is arranged on the side of central plane P of element 1; Preferably, element 1 comprises two groups 26 of relative fin 25, and two groups of said relative fin are extended and specifically extended from the respective side 10 of sidepiece 9 from corresponding sidepiece 9, and are arranged on the opposite side of plane P.

Below described be the group 26 of the fin 25 that carried by sidepiece 9; Other groups of fin 25 (selectively exist) advantageously have and described group of identical or similar structure and layout of fin, and preferably with respect to described group of symmetry of fin; Still be appreciated that in any case said two groups 26 also can be included in shape, size and/or the layout aspect different radiating sheet 25 of fin.

The group 26 of fin 25 is extended along sidepiece 9 and along the axes A that is basically parallel to axis X basically in a longitudinal direction.Fin 25 is aimed at and was opened in 28 minutes by corresponding series of grooves along corresponding substantially parallel axis A.

Fin 25 selectively (but be not must) is arranged to the row 27 of parallel and the X that parallels to the axis; That is, a plurality of fin 25 are expert at and are aimed in 27.In limiting examples shown in Figure 1; The fin 25 that group 26 comprises at least two (and being preferably at least three) adjacent lines 27, said fin is aimed at and was opened in 28 minutes by corresponding series of grooves along axes A parallel basically and that be parallel to main shaft X; Said row 27 is adjacent on the direction transverse to axis A,, directly in succession, any other fin is not set between said row that is.

In the limiting examples shown in Fig. 1, Fig. 2, fin 25 is tetragonal generally shapes, selectively has the edge of crooked edge and/or circle; The shape of groove 28 is basically as being arranged on two slits (slit) between the fin 25 in succession.

Element 1 also can have the fin that has sweep, shown in the top of Fig. 1: subsequently, be appreciated that the whole fin 25 that are included in said group 26 have at least one expandable part (stretch) that extends along the axis A of the X that parallels to the axis.

Yet; More generally, each fin 25 has two relative faces 31, for example; Said relative face is basic plane and parallel; And each fin is by the root edges that is fixed in sidepiece 9 32, by defining with 32 opposed free ends edges 33, root edge and by two opposed side edges 34,34' (be respectively the bottom with top), and said root edges is extended said two opposed side

edges adjoining edge

32,33 from the side surface 10 of sidepiece 9.Edge 32,33 can be basic straight line or crooked, and/or has round edge; Edge 32,33 can be parallel basically or not parallel, or the like.Likewise, edge 34,34' can be basic straight line or crooked, and/or have round edge; Can be parallel basically or converge or diverge in edge 34,34', or the like.

The bottom margin 34 of each fin 25 clashes into ascending fluid (air) in use; Said ascending fluid rises on the direction of the X that parallels to the axis (and the A that parallels to the axis); And fin 25 has highly effective heat exchange, particularly near said edge 34.If the total surface of fin 25 is identical; Then advantageously; Increase the quantity at edge 34 as far as possible in order to carry out effective heat exchange, the size that keeps each fin 25 simultaneously for air (said air surround each fin and with given speed and each fin heat-shift) enough greatly so that can remove the heat of desired amount.

For this purpose, element 1 comprises the fin 25 of sufficient amount, and said fin has the surface that sufficient to guarantee produces good heat value.Relevant with above-mentioned distance H, the minimum number that is present in the fin 25 (belonging to said group 26) on the sidepiece 9 must be greater than H/33, and wherein H representes with millimeter.

In addition, if the quantity of fin 25, be present in the total surface (representing) of the said fin 25 on the sidepiece 9 so less than H/15 with square centimeter must be greater than multiply by 20 values that equate with the quantity of radiator.

Alternatively, if the quantity of fin 25 is bigger than H/15, the total surface (representing with square centimeter) that then is present in the said fin 25 on the sidepiece 9 must be greater than multiply by 10 values that equate with the quantity of fin.

The surface of single fin 25 is through obtaining the regional addition of two faces 31 with

edge

33,34 and 34'.

Validity in order to ensure single fin 25; Be necessary to make impact of air currents to edge 34; And this requires at fin 25 and possibly between the next fin in alignment with this fin enough distances arranged: for this reason; Preferably, groove 28 has the axial length (along axis A) greater than 10mm.

If the quantity of fin is all identical with the surface of fin, it is desirable to fin is provided with to obtain maximum hot output along whole length H.

In the instance of Fig. 1-Fig. 2, said group 26 fin 25 be arranged on two, three, four of the fin 25 opened in 28 minutes by groove, or more a plurality of adjacent lines 27 on, and in the said row 27 each:

-form by at least four fin 25, perhaps more specifically comprise at least four edges 34; And

-have 0.2 times line shaft equaling distance H at least to length (measure along axis A, and by the length of each single fin 25 of said row with come given).

A plurality of preferred embodiment in, the fin of being opened in 28 minutes by groove 25 in two row 27 has the line shaft of 0.3 times of the distance H of being greater than or equal to or 0.4 times or 0.5 times to length.

Preferably (but not being essential), fin 25 is substantially normal to central plane P, and/or is orthogonal to the side surface 10 of the sidepiece 9 that extends said fin basically.

Fin 25 can have identical or different shape and size; For example, said fin can all have identical length along axis A, perhaps has different length.

And the groove 28 that a fin 25 and next fin were opened in 25 minutes also can have multiple shape and size.

In the instance of Fig. 1-Fig. 2, fin 25 relative to each other is crisscross arranged on the direction transverse to axis A, and perhaps at least some fin 25 are at least in part in the face of being parallel to other fin 25 of said at least some fin.

Preferably, said group comprises three, four of the fin 25 that is crisscross arranged, or more a plurality of row 27; Each row 27 has the fin 25 that the fin 25 with respect to adjacent lines (one or more) 27 is crisscross arranged.

In Fig. 1, instance shown in Figure 2, fin 25 directly extends from side surface 10, and groove 28 has the degree of depth (the said degree of depth is measured) that arrives side surface 10 as far as possible on the direction that is orthogonal to side surface 10; The root edges 32 of the fin 25 of each row 27 is directly fixed on side surface 10 and is separated from each other through groove 28.Each groove 28 is provided with between 27 two fin 25 in succession of being expert at, and each groove extends to side surface 10 as far as possible from the free end edge 33 of said fin 25, and through two edge of facing 34,34' boundaries laterally of fin 25 in succession.

In modification shown in Figure 3 (in order to simplify, this modification only is two adjacent lines 27 that fin 25), the fin 25 of each row 27 is connected with each other through continual-connecting-part 35, and said continual-connecting-part extends and extends from side surface 10 along axis A; The fin 25 of each row 27 extends from corresponding continual-connecting-part 35, and the root edges 32 of fin 25 is fixed in continual-connecting-part 35.Setting be expert at 27 two in succession each groove 28 between the fin 25 edge of facing 34, the 3' of fin 25 laterally define in succession through two; And each groove extends to the leading edge 36 of continual-connecting-part 35 as far as possible from the free end edge 33 of said fin, and said leading edge is at bottom portion defining groove 28.

The edge 36 of continual-connecting-part 35 can be for basic straight line or crooked, and/or make 34 one-tenth fillets of side of fin 25 through the edge of bend and/or circle.

In embodiment shown in Figure 4; Wherein similar or identical with the project of having described project is used labeled; Group 26 also comprise the fin 25 of aiming at and opening in 28 minutes by corresponding series of grooves along substantially parallel axes A adjacent lines 27 (at least two, and be preferably three, four, or more a plurality of row).

In this case, at least some fin 25 (shown in instance in, be all fin 25, but this is optional) whole towards corresponding adjacent fin 25; In other words, at least some adjacent fin 25 are relative to each other aimed on transverse to the direction of axis A basically, and therefore have basic bottom margin of aiming at 34 and top 34' on transverse to the direction of axis A.

In the instance of Fig. 4, group 26 comprises 4 row 27 of fin 25, and all fin is all aimed on transverse to the direction of axis A each other basically.

Still can understand in any situation, some fin 25 in the adjacent lines 27 can misalignment.

Usually, the fin 25 of adjacent lines 27 can have relative bottom edge 34, and/or top 34', and said bottom margin is aimed at or misalignment on transverse to the direction of axis A with said top basically.

Still be appreciated that in the row 27 fin 25 also can be different from only described as an example here with shown in mode be provided with.

Especially, the combination with reference to the previous described scheme of embodiment (schemes) that proposes is possible.

Selectively, but be not essential, in order further to improve the efficient of element 1, back plate 7 and/or header board 6 can further constitute the row that is interrupted of fin; In this case, the shape of one or two in the

plate

6,7 is constructed with previous row 27 described modes with reference to fin 25.Especially, back plate 7 and/or header board 6 have the lateral edges 11 that is interrupted, and said lateral edges is provided with corresponding series of cuts, and said otch along lateral edges 11 each other in succession.

At last, still can understand, under the situation of the scope that does not break away from accompanying claims, can further improve the radiator element of describing and explaining here and modification.

Claims

1. a radiator element (1) comprising: base portion body (2), said body extend between two relative axial ends that are provided with corresponding laterally joint sleeve (5) along main shaft (X) basically; And the fin of at least one group (26) (25); Said fin extends from the sidepiece (9) of said body (2); And be arranged on the side of central plane (P) of said element (1); And extend, and separately through groove (28) along the axes that is basically parallel to said main shaft (X) (A); Said element is characterised in that:

-be arranged in the fin (25) on the sidepiece (9) minimum number greater than H/33, wherein H is the distance of representing with millimeter between said sleeve pipe (5);

If-the quantity that is arranged in the said fin (25) on the sidepiece (9) is less than H/15, the total surface of representing with square centimeter of so said fin (25) multiply by 20 and specified value greater than the quantity of representing with square centimeter by fin;

If-the quantity that is arranged in the said fin (25) on the sidepiece (9) is greater than H/15, the total surface of representing with square centimeter of then said fin (25) multiply by 10 values that equate greater than that represent with square centimeter and quantity fin.

2. radiator element according to claim 1, wherein, at least some adjacent fin (25) are relative to each other aimed on transverse to the direction of said axis (A) basically.

3. radiator element according to claim 1 and 2, wherein, each fin (25) is longitudinally defined by bottom margin respect to one another in the axial direction (34) and top (34'); And at least some adjacent fin (25) have the basic bottom margin of aiming at (34) on transverse to the direction of said axis (A).

4. according to each described radiator element in the aforementioned claim, wherein, at least some adjacent fin (25) relative to each other are crisscross arranged on the direction transverse to said axis (A).

5. according to each described radiator element in the aforementioned claim, wherein, at least some fin (25) are at least partly towards corresponding adjacent slot (28).

6. according to each described radiator element in the aforementioned claim, wherein, said fin (25) be basically linearly and parallel.

7. according to each described radiator element in the aforementioned claim, wherein, said fin (25) extends from the side surface (10) of said body (2), and is orthogonal to the said side surface (10) that extends said fin basically.

8. according to each described radiator element in the aforementioned claim; Wherein, At least some fin (25) that are in delegation (27) are connected with each other through continual-connecting-part (35), and said continual-connecting-part defines said groove (28) from side surface (10) extension of said body (2) and at.

9. according to each described radiator element in the aforementioned claim, comprise two, three, four, or the fin (25) of more a plurality of adjacent lines (27).

10. according to each described radiator element in the aforementioned claim, wherein, at least some fin (25) are aimed to form the row (27) of fin along corresponding axis (A); And wherein each row (27) has at least four fin (25) that separate through three grooves (28); And the line shaft of the fin (25) of each row in the said row (27) equals at least 0.2 times of distance (H) between the said sleeve pipe (5) to length, and the line shaft of the fin of each row in the said row is measured and come given by the summation of the length of each single fin (25) of this row (27) along said axis (A) to length.

11. radiator element according to claim 10; Wherein, the fin (25) that groove (28) separates of passing through in two row (27) has line shaft more than or equal to 0.3 times of the distance (H) between the said sleeve pipe (5) or 0.4 times or 0.5 times to length.