A kind of heat-insulating bridge-cut-off aluminium alloy extrusions
Technical field
The utility model belongs to aluminium alloy extrusions technical field, relates in particular to a kind of heat-insulating bridge-cut-off aluminium alloy extrusions.
Background technology
Current advocating with energy-saving and cost-reducing, low-carbon environment-friendly material built energy saving building, conventional energy saving building material has aluminium alloy extrusions, plastic-steel section bar, at present, constructional materials first-selected on market is aluminium alloy extrusions, in order to improve the heat-insulating property of aluminium alloy extrusions, the most frequently used is penetrating bar type heat-insulating bridge-cut-off aluminium alloy extrusions and pouring-type heat-insulation bridge-cut-off aluminium alloy.
Pouring-type heat-insulation bridge-cut-off aluminium alloy is that the material with heat-proof quality is injected in the pouring basin of aluminium alloy extrusions in liquid mode, after heat-barrier material solidifies, aluminium alloy extrusions is bonded together and to be made, because the linear expansion coeffcient of bi-material is different, exist and easily to come off and the feature such as mechanical behavior under high temperature bust, the more difficult control of quality, and cost of production is higher, so occupation rate of market is less; Penetrating bar type heat-insulating bridge-cut-off aluminium alloy extrusions is by tooth punching, wears the operations such as bar, roll extrusion and the heat insulating strip of being made by heat-barrier material (conventional for PA66) is penetrated to wearing in bar notch of aluminium alloy extrusions be made, due to the firm interlock heat insulating strip of aluminium alloy extrusions, penetrating bar type heat-insulating bridge-cut-off aluminium alloy extrusions is used solid and reliable, so penetrating bar type heat-insulating bridge-cut-off aluminium alloy extrusions becomes the higher energy saving building material of occupation rate on market.
The main weak point that this penetrating bar type heat-insulating bridge-cut-off aluminium alloy extrusions exists is, heat insulating strip has intercepted the heat conduction of aluminium alloy extrusions to a certain extent, aluminium alloy extrusions directly contacts with indoor environment, the measure of heat diffusion is not taked to stop in the indoor of aluminium alloy extrusions, because the coefficient of heat conduction of aluminium alloy extrusions is high, cause heat insulation effect to reduce, the heat insulation effect of the door and window that impact is made by aluminium alloy extrusions.
Utility model content
The technical problems to be solved in the utility model is: a kind of heat-insulating bridge-cut-off aluminium alloy extrusions is provided, can avoids aluminium alloy extrusions directly to contact with indoor environment, reduced the coefficient of heat conduction of heat diffusion, improve the heat-insulating property of aluminium alloy extrusions.
The utility model is to realize like this, a kind of heat-insulating bridge-cut-off aluminium alloy extrusions, described heat-insulating bridge-cut-off aluminium alloy extrusions comprises: indoor aluminium alloy extrusions, outside aluminium alloy extrusions and connect respectively described indoor aluminium alloy extrusions and the first heat insulating strip of described outside aluminium alloy extrusions, the second heat insulating strip, described indoor aluminium alloy extrusions, outside aluminium alloy extrusions, the first heat insulating strip and the second heat insulating strip surround a cavity jointly, and in a side of described indoor aluminium alloy extrusions, aluminium alloy extrusions place, corresponding described outside is connected with glazing bead;
On the indoor side of described indoor aluminium alloy extrusions, glazing bead, be provided with for stoping the insulation mask of heat loss;
On the medial surface of described insulation mask, be interval with some fins, some described fins extend along the length direction of described insulation mask.
As a kind of improvement, described glazing bead is made by aluminium alloy extrusions, and described insulation mask and described glazing bead are split-type structural; The dual-side of described insulation mask respectively with described indoor aluminium alloy extrusions, described glazing bead clamping; Some described fins lay respectively between described insulation mask and described indoor aluminium alloy extrusions, described insulation mask and described glazing bead.
As further a kind of improvement, the described fin of corresponding described indoor aluminium alloy extrusions and described indoor bonding connection of aluminium alloy extrusions, the described fin of corresponding described glazing bead is connected with described glazing bead is bonding.
As a kind of improvement, described glazing bead, described insulation mask are made by heat-barrier material of the same race, and described insulation mask and described glazing bead are integral type structure; Described fin is arranged between described insulation mask and described indoor aluminium alloy extrusions, with described indoor bonding connection of aluminium alloy extrusions.
As further a kind of improvement, described glazing bead, indoor aluminium alloy extrusions, the second heat insulating strip and outside aluminium alloy extrusions surround the accommodating cavity that holds glass edge jointly; In described accommodating cavity, be provided with for supporting the heat insulation filler strip of flexibility of fixing described glass, the heat insulation filler strip of described flexibility is connected or compressive strain clamping connects with described indoor aluminium alloy extrusions, outside aluminium alloy extrusions are bonding respectively, and on the heat insulation filler strip of described flexibility, corresponding described glass edge place is provided with the draw-in groove for glass edge described in clamping.
As further a kind of improvement, in described cavity, be filled with heat insulation packing.
As further a kind of improvement, described heat insulation packing is connected with the inner side of described the first heat insulating strip and/or the interior side bonds of described the second heat insulating strip.
Owing to having adopted technique scheme, the heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model provides comprises: indoor aluminium alloy extrusions, outside aluminium alloy extrusions and the first heat insulating strip, the second heat insulating strip that connect respectively both; Outside a side respective chamber/chambers of indoor aluminium alloy extrusions, aluminium alloy extrusions place is connected with glazing bead; On the indoor side of indoor aluminium alloy extrusions, glazing bead, be provided with for stoping the insulation mask of heat loss, the dual-side of this insulation mask is connected with indoor aluminium alloy extrusions, glazing bead clamping respectively; During use, on indoor side because of indoor aluminium alloy extrusions, glazing bead, be provided with for stoping the insulation mask of heat loss, avoid indoor aluminium alloy extrusions directly to contact with indoor environment, the coefficient of heat conduction of this insulation mask is lower than aluminium alloy extrusions, so just can reduce heat by indoor to outdoor or by the outdoor speed to indoor diffusion, improve the heat-insulating property of aluminium alloy extrusions.
Accompanying drawing explanation
Fig. 1 is the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that provides of the utility model the first embodiment;
Fig. 2 is the structure for amplifying schematic diagram at A place in Fig. 1;
Fig. 3 is the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that provides of the utility model the second embodiment;
Fig. 4 is the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that provides of the utility model the 3rd embodiment;
Fig. 5 is the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that provides of the utility model the 4th embodiment;
Fig. 6 is the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that provides of the utility model the 5th embodiment;
Wherein, 10, indoor aluminium alloy extrusions, 11, outside aluminium alloy extrusions, the 12, first heat insulating strip, 13, the second heat insulating strip, 14, glazing bead, 15, glass, 16, insulation mask, 161, fin, 17, flexible heat insulation filler strip, 171, draw-in groove, 18, heat insulation packing.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 to Fig. 6 shows the structural representation of heat-insulating bridge-cut-off aluminium alloy extrusions of the present utility model, and wherein, Fig. 1 shows the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model the first embodiment provides; Fig. 2 shows the structure for amplifying schematic diagram at A place in Fig. 1; Fig. 3 shows the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model the second embodiment provides; Fig. 4 shows the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model the 3rd embodiment provides; Fig. 5 shows the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model the 4th embodiment provides; Fig. 6 shows the cross-sectional structure schematic diagram of the heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model the 5th embodiment provides.
The first embodiment
By Fig. 1, Fig. 2 is known, this heat-insulating bridge-cut-off aluminium alloy extrusions comprises: indoor aluminium alloy extrusions 10, outside aluminium alloy extrusions 11, and the first heat insulating strip 12 of aluminium alloy extrusions 10 and outside aluminium alloy extrusions 11 inside junction chamber respectively, the second heat insulating strip 13, this first heat insulating strip 12, the second heat insulating strip 13 is made by heat-barrier material, conventional heat-barrier material is PA66, can certainly be to be made by other material, this indoor aluminium alloy extrusions 10, outside aluminium alloy extrusions 11, the first heat insulating strip 12 and the second heat insulating strip 13 surround a cavity jointly, in a side of indoor aluminium alloy extrusions 10, outside respective chamber/chambers, aluminium alloy extrusions 11 places are connected with glazing bead 14, and this glazing bead 14 can be made by aluminium alloy extrusions, can certainly be made by PVC plastics, can certainly be made by other heat-barrier material, on the indoor side of indoor aluminium alloy extrusions 10, glazing bead 14, be provided with for stoping the insulation mask 16 of heat loss, the dual-side of this insulation mask 16 is connected with indoor aluminium alloy extrusions 10, glazing bead 14 clampings respectively.
During use, on indoor side because of indoor aluminium alloy extrusions 10, glazing bead 14, be provided with for stoping the insulation mask 16 of heat loss, avoid indoor aluminium alloy extrusions 10 directly to contact with indoor environment, this insulation mask 16 is made by PVC plastics, its coefficient of heat conduction is lower than aluminium alloy extrusions, so just can reduce heat by indoor to outdoor or by the outdoor speed to indoor diffusion, improve the heat-insulating property of aluminium alloy extrusions.
In the present embodiment, on the medial surface of insulation mask 16, namely this insulation mask 16 is near indoor aluminium alloy extrusions 10, on the side of glazing bead 14, be interval with some fins 161, these some fins 161 are along indoor aluminium alloy extrusions 10, the length direction of glazing bead 14 extends, insulation mask 16 and indoor aluminium alloy extrusions 10, gap between insulation mask 16 and glazing bead 14 is divided into respectively some independently little gaps, can further reduce like this atmosphere because of advection heat and the thermogenetic thermal loss of radiation, further improved the heat-insulating property of aluminium alloy extrusions, this insulation mask 16 is normally made by PVC plastics, certainly also available other material is made, PP for example, PE, ABS etc.
In the present embodiment, the fin 161 of aluminium alloy extrusions 10 is connected with indoor aluminium alloy extrusions 10 is bonding inside respective chamber/chambers, and the fin 161 of corresponding glazing bead 14 is connected with glazing bead 14 is bonding.
The second embodiment
As shown in Figure 3, this embodiment and the first embodiment are basic identical, and its difference is:
In the cavity jointly being surrounded by indoor aluminium alloy extrusions 10, outside aluminium alloy extrusions 11, the first heat insulating strip 12 and the second heat insulating strip 13, be filled with heat insulation packing 18, this heat insulation packing 18 is connected with the interior side bonds of the first heat insulating strip 12 and/or the second heat insulating strip 13, and this heat insulation packing 18 is made by expanded material.Like this cavity is filled, can intercept the interior generation of cavity cross-ventilation heat and radiant heat and cause thermal loss, improved heat insulation effect.
The 3rd embodiment
As shown in Figure 4, this embodiment and the first embodiment are basic identical, and its difference is:
This glazing bead 14, indoor aluminium alloy extrusions 10, the second heat insulating strip 13 surround with outside aluminium alloy extrusions 11 the accommodating cavity that holds glass 15 edges jointly, in accommodating cavity, be provided with for supporting the heat insulation filler strip 17 of flexibility of fixing glass 15, the heat insulation filler strip 17 of this flexibility is made by expanded material, the heat insulation filler strip 17 of this flexibility is near indoor aluminium alloy extrusions 10, one side of outside aluminium alloy extrusions 11 respectively with indoor aluminium alloy extrusions 10, the bonding connection of outside aluminium alloy extrusions 11 or compressive strain clamping connect, a side near glass 15 edges on the heat insulation filler strip 17 of this flexibility is provided with the draw-in groove 171 for clamping glass 15 edges, glass 15 edges and draw-in groove 171 closely cooperate, in actual production installation process, the undersized of draw-in groove 171 is in the thickness of glass 15, glass 15 edges snap in draw-in groove 171 and can cause when interior draw-in groove 171 to produce slight distortion like this, glass 15 edges are convenient to draw-in groove 171 and are linked together closely like this.
In the present embodiment, glass 15 is the double-deck hollow glass bonding together, and can improve the heat-insulating property of aluminium alloy extrusions door and window.
The 4th embodiment
As shown in Figure 5, this embodiment and the 3rd embodiment are basic identical, and its difference is:
In the cavity jointly being surrounded by indoor aluminium alloy extrusions 10, outside aluminium alloy extrusions 11, the first heat insulating strip 12 and the second heat insulating strip 13, be filled with heat insulation packing 18, this heat insulation packing 18 is connected with the interior side bonds of the first heat insulating strip 12, certainly this heat insulation packing 18 also can be connected with the interior side bonds of the second heat insulating strip 13, also can be that heat insulation packing 18 is connected with the inner side of the first heat insulating strip 12, the interior side bonds of the second heat insulating strip 13 simultaneously, this heat insulation packing 18 be made by expanded material.Like this cavity is filled, can intercept cavity interior generation advection heat and radiant heat and cause thermal loss, improved heat insulation effect.
The 5th embodiment
As shown in Figure 6, this embodiment and the 4th embodiment are basic identical, and its difference is:
This glazing bead 14 is to be made by heat-barrier material of the same race with insulation mask 16, insulation mask 16 is integral type structure with glazing bead 14, some fins 161 are all arranged between insulation mask 16 and indoor aluminium alloy extrusions 10, and are connected with indoor aluminium alloy extrusions 10 is bonding.
The heat-insulating bridge-cut-off aluminium alloy extrusions that the utility model provides comprises: the first heat insulating strip, second heat insulating strip of aluminium alloy extrusions and outside aluminium alloy extrusions inside indoor aluminium alloy extrusions, outside aluminium alloy extrusions and difference junction chamber, and this indoor aluminium alloy extrusions, outside aluminium alloy extrusions, the first heat insulating strip and the second heat insulating strip surround a cavity jointly; Outside a side respective chamber/chambers of indoor aluminium alloy extrusions, aluminium alloy extrusions place is connected with glazing bead; On the indoor side of indoor aluminium alloy extrusions, glazing bead, be provided with for stoping the insulation mask of heat loss; On the medial surface of insulation mask, be interval with some fins that extend along its length; During use, on indoor side because of indoor aluminium alloy extrusions, glazing bead, be provided with for stoping the insulation mask of heat loss, avoid indoor aluminium alloy extrusions directly to contact with indoor environment, the coefficient of heat conduction of this insulation mask is lower than aluminium alloy extrusions, so just can reduce heat by indoor to outdoor or by the outdoor speed to indoor diffusion, improve the heat-insulating property of aluminium alloy extrusions.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.