CN101331364A

CN101331364A - Hot water tank

Info

Publication number: CN101331364A
Application number: CNA2006800470250A
Authority: CN
Inventors: A·菲乌米德尼西
Original assignee: Webasto Thermosysteme GmbH
Current assignee: Webasto SE; Webasto Thermosysteme GmbH
Priority date: 2005-10-14
Filing date: 2006-10-12
Publication date: 2008-12-24
Also published as: KR20080054440A; DE102005049257A1; US20080290096A1; EP1943469A2; JP2009511372A; WO2007042012A2; WO2007042012A3; CA2625749A1; AU2006301749A1

Abstract

Disclosed is a hot water tank (10) comprising an outer container (14) and an inner container (12) that is disposed inside the outer container (14), is used for receiving hot water, and is located at a distance from the outer container (14). A heat insulation layer (26) is placed between the inner container (12) and the outer container (14). The inner container (12) is provided with planar polygonal walls (22a, 22b, 28, 28b) while the outer container (14) is provided with planar polygonal walls (24a, 24b, 30a, 30b). The inner container (12) and/or the outer container (14) are equipped with supporting elements (16) which are configured so as to counteract an internal pressure of the hot water tank (10) in order for the hot water tank (10) to maintain the shape thereof.

Description

Hot water tank

The present invention relates to a kind of hot water tank, this hot water tank has an external container, an internal container and a heat insulation layer, this internal container be arranged on be used as in this external container receive hot water and with this external container separately, this heat insulation layer is arranged between this internal container and this external container.

The hot water tank of this type for example can be used as that boiler is used for the domestic water facility or in heating system as buffer.

For example, from the known a kind of like this hot water tank of DE 35 27 315 A1.This external container and internal container are columniform and by a kind of material manufacturing of relative thin-walled in essence, for example use slab.A kind of insulating foams material is set between external container and the internal container.Thereby can provide a kind of thermal insulation and the composite construction of forming by this internal container, heat insulation layer and external container mechanically stable.

Also wish under the condition of limited space, to use the hot water tank of this type, for example as appearing in the motor vehicles, particularly in caravan or other vehicles of camping.

The purpose of this invention is to provide a kind of hot water tank, this hot water tank can adapt to predetermined steric requirements well and can produce in the cost lowland.

This purpose is that these features by the independent patent claim realize.Favourable improvement performance of the present invention in the dependent claims.

According to a first aspect, the hot water tank of this type of mentioning during introductory song is characterised in that: this internal container has the wall of plane polygon and the wall that this external container has plane polygon.The wall of these plane polygons of this internal container and/or external container has a plurality of support components, and these support components are designed, and makes the internal pressure reaction of they and hot water tank, so that hot water tank keeps its shape.

The wall of these plane polygons of this hot water tank makes can adapt to hot water tank the space with any configuration and geometry.Therefore, the space with arbitrary shape can be used for receiving a hot water tank especially effectively.In addition, by a plurality of support components, can realize the stable in shape design of wall of the plane polygon of this hot water tank.This especially can be avoided by the hot water tank internal pressure wall of this plane polygon being deformed.

In a favourable configuration of the present invention, this internal container has at least two toward each other and polygonal wall parallel to each other, and this external container has at least two toward each other and polygonal wall parallel to each other.Therefore this hot water tank can be installed within the space that particularly has parallel walls.

In a favourable improvement of the present invention, this internal container has at least four polygonal walls, in these walls always two be in toward each other and be parallel to each other, and this external container has at least four polygonal walls, in these walls always two be in toward each other and be parallel to each other.

Such advantage is that this hot water tank can adapt to the installing space with a plurality of walls parallel to each other.

In another advantageous embodiment of the present invention, it is congruence each other that at least two of this internal container are in polygonal wall respect to one another, and at least two of this external container to be in polygonal wall respect to one another be congruence each other.

Particularly advantageous is if the wall of this plane polygon is a rectangle.Therefore can make this hot water tank adapt to the installing space that designs into squarely.Therefore, in the basement boiler room that this hot water tank is used especially effectively the limited space in building that for example can be favourable, and can use in vehicle.Particularly in mobility was used, in other words, at first in the caravan with a small amount of free space or other vehicles of camping, this hot water tank can accurately be arranged in the free space adaptedly, thereby avoided occurring the dead space that can't use.

In another advantageous embodiment of the present invention, these support components are at least partially disposed on the outside of this external container.Thereby these support components can additionally be installed subsequently in a simple manner.And this makes and can simply pressure be introduced in these support components.

In another favourable improvement of the present invention, these support components are configured to a plurality of structures that suppress of this outer vessel walls at least in part.Therefore, these support components can be made in simple mode among the manufacture process of this external container or afterwards.

In another advantageous embodiment of the present invention, this internal container is made up of a kind of corrosion-resistant material.Particularly advantageous is if this internal container is made of a kind of high-grade steel.In the case, this internal container can obtain high corrosion-resistant and high mechanical stability.

In another advantageous embodiment of the present invention, this external container is made of a kind of metal.Particularly advantageous is if this external container is made of a kind of material, and this material is selected from a group of being made up of aluminium and aluminium compound.In the case, particularly advantageous is to give a kind of low-gravity of this external container material and good mechanical stability.In addition, produce to cost efficient especially with the external container of this type material manufacturing.

In another advantageous embodiment of the present invention, this external container is made of the aluminium of extrusion molding or the aluminium compound of extrusion molding.Therefore in the production process of this external container, just the parts that install additional can be combined in this external container.This parts that install additional for example can be support component or retaining element, but also can be the jointings that is used for measurement mechanism.

In another advantageous embodiment of the present invention, this external container has first parts of one and half hull shape formulas and second parts of one and half hull shape formulas.This makes and can produce this external container especially simply and assemble hot water tank in a simple manner.

Of the present invention another especially in the advantageous embodiment, this heat insulation layer has a kind of polyurethane foam.Can be simply and cost efficient ground produce the heat insulation layer that constitutes by the polyurethane foams.

Of the present invention another especially in the advantageous embodiment, this heat insulation layer has a kind of composite fibre materials.This heat insulation layer of being made up of composite fibre materials can allow heat insulation layer to have good thermal insulation when having high mechanical stability.

According to a second aspect, the invention is characterized in a kind of production hot water tank method, heat production in next life water holder on the medial surface of one first parts of the half hull shape formula of this method by this external container is provided and one second parts of half hull shape formula, first parts by foamable plastic material being applied to this external container and on the medial surface of second parts and between second parts of first parts of half hull shape formula by this internal container being inserted this external container and half hull shape formula.This method further comprises: this internal container is clamped between first parts and second parts of this external container by a clamping device, and will be higher than an atmospheric internal pressure and act on this internal container, plastic material foaming between first and second parts of half hull shape formula by this internal container and this external container and be solidified to form this heat insulation layer, internal pressure in this internal container is reduced to environmental pressure, and this clamping device is removed.

Below referring to the description of drawings embodiments of the invention, in the accompanying drawings:

Fig. 1 shows the three-dimensional view of a hot water tank partial cut,

Fig. 2 illustrates the longitudinal section along the line II-II of Fig. 1 of first embodiment of hot water tank,

Fig. 3 illustrates in the first embodiment this hot water tank along the cross section of the line III-III of Fig. 2, and

Fig. 4 illustrates a cross section of the hot water tank in another embodiment.

Run through these accompanying drawings, give identical reference number element with same design or function.

Fig. 1 shows the stereogram of hot water tank 10, and this hot water tank has an external container 14, wherein is provided with an internal container 12.This external container 14 has a upper wall 24a and a lower wall 24b,

sidewall

30a, 30b and end wall 32.Here, these walls 24a of external container, 24b, 30a, 30b, 32 have the design of rectangle, but also can take the plane polygon shape of any other hope.Among these walls 24a of this

external container

14,24b, 30a, the 30b always two toward each other, but also can be set to each other in an oblique angle.

This external container 14 has a plurality of support components 16 on its

wall

24a, 24b, 30a, 30b, 32, they are used for (in the drawings by partial occlusion) making hot water tank 10 keep the stable of machinery with respect to the fluctuation of internal pressure.

In the embodiment that illustrates herein, these support components 16 on the end wall 32 constitute protrudingly, and wall 24a, the 24b of external container 14, these support components 16 of 30a, 30b are configured to wall 24a, the 24b of this external container 14, the structure that suppresses of 30a, 30b.Yet in alternate embodiment, these support components 16 that these support components 16 on the end wall 32 also can be designed to the structure that suppresses of end wall 32 or

wall

24a, 24b, 30a, 30b can be designed to projection.

This hot water tank has one first jointing 18 and one second jointing 20.For example, if this hot water tank 10 is used as a kind of domestic water holder and is used, so, can for example cold water be incorporated in this hot water tank 10, and can take out heated hot water at these first jointing, 18 places by this second jointing 20.Relative therewith, for example, if this hot water tank is used as a buffer of heating system and uses, hot water by the heating of burner (not shown) can be incorporated in this hot water tank 10 by this first jointing 18 so, and colder water can send back this burner so that be heated by this second jointing 20.

Fig. 2 is a longitudinal section passing the hot water tank 10 of Fig. 1, and Fig. 3 is a cross section that passes the hot water tank 10 of Fig. 1.

Between internal container 12 and external container 14, be provided with a heat insulation layer 26.It preferably has a kind of polyurethane foam.In addition, if advantageously this heat insulation layer has composite fibre materials, this composite fibre materials gives good thermal insulation capabilities of this heat insulation layer and high mechanical stability.This heat insulation layer 26 is used to protect hot water that this internal container 12 holds with respect to not cooling off around the zone of this hot water tank 10.

This internal container 12 has a upper wall 22a, a lower wall 22b, a plurality of

sidewall

28a, 28b and a plurality of end wall 31.In the embodiment shown here, these walls 22a of this

internal container

12,22b, 28a, 28b, the 31st, rectangle.In addition, two of difference among these walls 22a of this

internal container

12,22b, 28a, the 28b toward each other.Yet these walls 22a of this

internal container

12,22b, 28a, 28b can take any its random polygonal shape and also be set to each other in an oblique angle.

Preferably, this internal container 12 and this external container 14 respectively are made of a kind of metal.

Particularly preferably be, this internal container 12 is made up of a kind of high-quality steel, because in the case, can prevent the corrosion of this internal container 12 and a kind of high stability that can realize this internal container.

Preferably, this external container 14 is made of aluminium or a kind of aluminium compound.Especially, this external container 14 can be produced with the aluminium of extrusion molding or a kind of aluminium compound of extrusion molding.The parts of the extrusion molding that is made of aluminium or aluminium compound are particularly advantageous, because in the middle of them, for example, that be designed to the structure that suppresses or be arranged on the incorporate part that these support components 16 on

wall

24a, 24b, 30a, the 30b, 32 can be configured to these walls of this external container 14 especially effectively.In addition, these materials are very light, and especially this is particularly advantageous in moving application.

The hot water tank of showing among Fig. 1 to 3 10 can very well adapt to different spatial forms and geometry.For example; if with this hot water tank 10 be used for move using, as in caravan or another kind camp in the vehicle; so; particularly the height of this hot water tank 10 can be adaptive like this, even but also heat supply water holder 10 utilizations of feasible installing space flat, that for example often have in the vehicle of this type.

Fig. 4 is a cross section of another embodiment of hot water tank 10.External container 14 has one first parts 34 of half hull shape formula and one second parts 36 of half hull shape formula.First parts 34 of half hull shape formula of this external container 14 and second parts 36 of half hull shape formula be designed to be make they can by a plurality of attaching parts 38 each other shape be connected sealedly.In the production of this hot water tank 10, the structure of the two-piece type of external container 14 is particularly advantageous, as will be following the illustrating.

Below explain a kind of method of producing this hot water tank 10:

At first, provide first parts 34 of half hull shape formula of this external container 14 and second parts 36 of half hull shape formula.Then, applying foamable plastic material on the medial surface of first parts 34 of half hull shape formula of this external container 14 and on the medial surface of second parts 36 of half hull shape formula respectively.

Subsequently, between second parts 36 of first parts 34 of half hull shape formula of this external container 14 and half hull shape formula, insert described internal container 12.This carries out with being preferably as follows, and for example, this internal container 12 at first is placed on second parts 36 of half hull shape formula, and first parts 34 with half hull shape formula of this external container 14 are placed on this internal container 12 then.In a further preferred embodiment, at first first parts 34 of half hull shape formula of this external container 14 and second parts 36 of half hull shape formula are connected to each other, then this internal container 12 are pushed between the combining structure of forming by second parts 36 of first parts 34 of half hull shape formula of this external container 14 and half hull shape formula.Shown in the embodiment of Fig. 4, therefore the basic configuration of this hot water tank 10 is determined in advance.

Then, by a unshowned clamping device internal container 12 and first parts 34 and second parts 36 of external container 14 are clamped, and be higher than atmospheric internal pressure with one for these internal container 12 loadings.It is particularly advantageous load for this internal container 12 being higher than atmospheric internal pressure with one, because foamable plastic material volume in foaming process can increase, this can cause the distortion of this internal container 12.Under a kind of opposite extreme situations, even might make internal container 12 destroyed owing to foamable plastic material makes these

walls

22a, 22b, 28a, 28b, one of 31 of internal container 12 be pressed into or be torn.

Foaming and curing by plastic material between first and

second parts

34,36 of half hull shape formula of this internal container 12 and this external container 14 have formed heat insulation layer 26.This internal container 12, heat insulation layer 26 and external container 14 form a kind of sandwich.In the foaming of foamable plastic material with solidify and finish and between first and

second parts

34,36 of half hull shape formula of internal container 12 and external container after the formation heat insulation layer 26, the internal pressure of this internal container 12 is reduced to environmental pressure.

Preferably, attaching parts 38 can be installed in then on a plurality of connecting portions between second parts 36 of first parts 34 of half hull shape formula of external container 14 and half hull shape formula, so that between the

parts

34,36 of two and half hull shape formulas of this external container 14, realize the sealed connection of shape, and therefore realize the stable frame for movement of this hot water tank 10.

At last, clamping device is taken away from hot water tank 10.

Claims

1. hot water tank (10) has:

One external container (14),

One internal container (12), this internal container are arranged on and are used to receive hot water and spaced apart with this external container (14) in this external container (14), and

One is arranged on the heat insulation layer (26) between this internal container (12) and this external container (14),

It is characterized in that:

This internal container (12) has the wall (22a of a plurality of plane polygons, 22b, 28a, 28b), this external container (14) has wall (24a, the 24b of a plurality of plane polygons, 30a, 30b), wall (22a, the 22b of these plane polygons of this internal container (12) and/or this external container (14), 24a, 24b, 28a, 28b, 30a, 30b) have a plurality of support components (16), these support components are configured and make and an internal pressure reaction of they and this hot water tank (10) make this hot water tank (10) keep its shape.

2. hot water tank as claimed in claim 1 (10), it is characterized in that, described internal container (12) has at least two toward each other and polygonal wall (22a parallel to each other, 22b, 28a, 28b), described external container (14) has at least two toward each other and polygonal wall (24a parallel to each other, 24b, 30a, 30b).

3. as claim 1 or the described hot water tank of claim 2 (10), it is characterized in that described internal container (12) has at least four polygonal walls (22a, 22b, 28a, 28b), two of difference in these walls toward each other and parallel to each other, described external container (14) has at least four polygonal wall (24a, 24b, 30a, 30b), two of difference in these walls toward each other and parallel to each other.

4. as one of above claim described hot water tank (10), it is characterized in that, at least two polygonal wall (22a respect to one another of described internal container (12), 22b, 28a is congruent each other 28b), at least two polygonal wall (24a respect to one another of described external container (14), 24b, 30a is congruent each other 30b).

5. as one of above claim described hot water tank (10), it is characterized in that, and these polygonal walls (22a, 22b, 24a, 24b, 28a, 28b, 30a 30b) is rectangle.

6. as one of above claim described hot water tank (10), it is characterized in that these support components (16) are at least partially disposed on the wall of described external container (14).

7. as one of above claim described hot water tank (10), it is characterized in that these support components (16) are configured to wall (24a, 24b, 30a, the structure that suppresses 30b) of described external container (14) at least in part.

8. as one of above claim described hot water tank (10), it is characterized in that described internal container (12) is made of a kind of corrosion-resistant material.

9. as one of above claim described hot water tank (10), it is characterized in that described internal container (12) is made of a kind of high-quality steel.

10. as one of above claim described hot water tank (10), it is characterized in that described external container (14) is made of a kind of metal.

11. as one of above claim described hot water tank (10), it is characterized in that described external container (14) is made of a kind of material, this material is selected from one group that is made up of aluminium and aluminium compound.

12., it is characterized in that described external container (14) is made of the aluminium of extrusion molding or the aluminium compound of an extrusion molding as one of above claim described hot water tank (10).

13., it is characterized in that described external container (14) has first parts (34) of one and half hull shape formulas and second parts (36) of one and half hull shape formulas as one of above claim described hot water tank (10).

14., it is characterized in that described heat insulation layer (26) has a kind of polyurethane foam as one of above claim described hot water tank (10).

15., it is characterized in that described heat insulation layer (26) has a kind of composite fibre materials as one of above claim described hot water tank (10).

16. be used to make a kind of method of hot water tank according to claim 1 (10), have following steps:

First parts (34) of one and half hull shape formulas of described external container (14) and second parts (36) of one and half hull shape formulas are provided,

Apply foamable plastic material to a medial surface of described first parts (34) of this external container (14) and on the medial surface of described second parts (36),

Between second parts (36) of first parts (34) of the described half hull shape formula of this external container (14) and described half hull shape formula, insert described internal container (12),

By a clamping device described internal container (12) and described first parts (34) and described second parts (36) of this external container (14) are clamped, and load for this internal container (12) and be higher than atmospheric internal pressure with one, described first and second parts (34 up to half hull shape formula by described internal container (12) and described external container (14), the foaming of the plastic material 36) and be solidified to form described heat insulation layer (26)

Make the described internal pressure of described internal container (12) be decreased to environmental pressure and

Take described clamping device away.