CN104060917B - Side plate aluminium extruded sections under interior wing - Google Patents

Abstract

The invention discloses side plate aluminium extruded sections under a kind of interior wing, comprising cross section is rectangular framework, the left side wall of framework is provided with C shape draw-in groove, upper wall is provided with heat insulating strip bayonet socket, right side wall is provided with the gripper shoe of stretching out, gripper shoe is provided with heat insulating strip bayonet socket, the outer end of gripper shoe is tip shape, and tip shape sidepiece is provided with barb.Structure design of the present invention is simple and ingenious, easy to install, and by the structure of ingenious setting, intensity is high, can greatly facilitate the installation work of installation personnel, save the set-up time, to increase work efficiency.

Description

Side plate aluminium extruded sections under interior wing

technical field:

The present invention relates to aluminium extruded sections field, particularly side plate aluminium extruded sections under a kind of interior wing.

background technology:

Along with growth in the living standard, the highrise building of some middle and high ends and the quality of comfortable house aluminium alloys to its performance and surface have higher demand, at present, aluminium door frame popular on market and door leaf, exquisite appearance, not easily get rusty, but the cavity of the thermal insulation barriers adopted is little, cause the large percentage that aluminium accounts in integral material, the price of aluminium is increased, considerably increase the cost of material, because aluminium extruded sections has lightweight, resist and put forth effort strong advantage and be widely used on building, but aluminium extruded sections not sound insulation, insulation and anti-seismic performance inequality, and high in cost of production defect, and, the existing outward opening window frame section coefficient of expansion is larger, erection of doors and windows well after easily there is the phenomenon splitting glue, leakproof is poor, decay resistance is bad, maintenance expense is high, insulating properties is bad, lightning protection is needed at highrise building door and window, damping performance is bad, watertightness is bad.

Existing aluminium extruded sections, owing to being long-term used in wild environment, needs load-bearing simultaneously, there will be the situations such as distortion, distortion, aging, corrosion, affect application life, and affect attractive in appearance after Long-Time Service.

summary of the invention:

The object of this invention is to provide a kind of smart structural design, side plate aluminium extruded sections under interior wing easy for installation.It is high that the present invention's aluminium extruded sections used has intensity, closely knit, ageing-resistant feature.

The technical solution used in the present invention is:

Side plate aluminium extruded sections under interior wing, comprising cross section is rectangular framework, it is characterized in that: the left side wall of described framework is provided with C shape draw-in groove, upper wall is provided with heat insulating strip bayonet socket, right side wall is provided with the gripper shoe of stretching out, and gripper shoe is provided with heat insulating strip bayonet socket.

Side plate aluminium extruded sections under described interior wing, is characterized in that: the outer end of described gripper shoe is tip shape, and tip shape sidepiece is provided with barb.

Under interior wing, side plate aluminium extruded sections consists of by weight percentage: Zn8.4-10.6, Mg2.8-3.4, Cu1-1.5, Mn2.2-2.8, Be0.26-0.42, Cr0.45-0.6, Si0.04-0.08, Ta0.15-0.25, Ge0.05-0.15, La0.03-0.05, Eu0.02-0.05, surplus are Al.

The preparation method of aluminium extruded sections of the present invention, comprises the following steps:

(1) furnace charge is taken by formulation ratio calculating, get aluminium ingot, zinc ingot metal, magnesium ingot adds heat fused in melting furnace, when melt temperature reaches 730-750 DEG C, add Al-20wt%Mn intermediate alloy successively, Al-10wt%Cu intermediate alloy, Al-1wt%Ta intermediate alloy, after its all fusing, temperature adjustment is to 745-765 DEG C, add Al-1wt%Cr intermediate alloy, Al-1wt%Be intermediate alloy, Al-1wt%Ge intermediate alloy, after stirring 25-35min, temperature adjustment is to 720-740 DEG C, add the refining agent of liquation weight 1-2%, skim after refining 20-25min, temperature adjustment is to 740-760 DEG C, add other surplus element alloying component, after stirring 15-20min, sample analysis, it is qualified to be adjusted to, then be that 2-3L/min leads to 60%Ar+20%Cl with gas flow ₂+ 20%CO mist refinery by de-gassing 15-20min, skims, and leaves standstill sampling after 10-15min and carries out both analysis, and analysis result meets the alloying component cast that requires to come out of the stove and can to come out of the stove cast, and pouring temperature is 680-700 DEG C,

(2) strand obtained is carried out Homogenization Treatments: be warming up to 460-480 DEG C with 200-300 DEG C/h, insulation 10-15h, be more slowly warming up to 510-530 DEG C with 4-8 DEG C/h, insulation 5-10h; Then be cooled to 220-260 DEG C with 100-150 DEG C/h, insulation 1-2h, air cooling is to room temperature;

(3) by extruded for the strand after homogenising, extrusion temperature is 480-500 DEG C, extrusion ratio is 20-25:1, then the section bar extruded is carried out solution treatment: first at 400-440 DEG C, be incubated 1-2h, 0.5-1h is incubated again at 480-500 DEG C, high wind is air-cooled is incubated 1-2h to room temperature at 380-420 DEG C, 0.5-1h is incubated again at 460-490 DEG C, then be placed in (20 ± 5) DEG C 5%NaCl salt quenching-in water and be cooled to less than 50 DEG C, take out section bar and carry out Ageing Treatment: at 120-130 DEG C, be incubated 18-24h, air cooling is to room temperature.

The preparation method of described refining agent is as follows: a, get the raw material of following weight portion: silica 30-40, sodium chloride 15-25, cryolite 10-15, calcirm-fluoride 5-10, sodium sulphate 12-18, sodium nitrate 5-10, aluminium powder 8-14, dolomite 20-30, wollastonite 10-15, attapulgite 10-15; B, dolomite, wollastonite, attapulgite were pulverized 50-80 mesh sieve respectively, at 1160-1220 DEG C, 1-2h is calcined after mixing, shrend obtains broken particle, then the slurries that concentration is 40-50% are made in the making beating that adds water, then remaining raw material is added, 1000-1500rpm speed lapping 20-30min, then the slurries after grinding are carried out fluidized bed spray granulation, EAT is 160-180 DEG C, fluid bed material layer temperature 94-98 DEG C, spray gun pressure 0.2-0.25MPa, obtains the refining agent that particle diameter is 1.5-3mm.The present invention adopts specific refining agent can improve the quality of aluminium alloys, reduces bubble and impurity content in aluminium alloys.

Compared with prior art, beneficial effect of the present invention is:

Structure design of the present invention is simple and ingenious, easy to install, and by the structure of ingenious setting, intensity is high, can greatly facilitate the installation work of installation personnel, save the set-up time, to increase work efficiency.The aluminium extruded sections that the present invention adopts, has intensity high, the advantage that ageing-resistant, cost is low.

accompanying drawing illustrates:

Fig. 1 is structural representation of the present invention.

detailed description of the invention:

Below in conjunction with accompanying drawing, by embodiment, the present invention is described in further detail:

Side plate aluminium extruded sections under interior wing, comprising cross section is rectangular framework 1, the left side wall of framework 1 is provided with C shape draw-in groove 2, upper wall is provided with heat insulating strip bayonet socket 3, right side wall is provided with the gripper shoe 4 of stretching out, gripper shoe 4 is provided with heat insulating strip bayonet socket 5, the outer end of gripper shoe 4 is tip shape, and tip shape sidepiece is provided with barb 6.

Under interior wing, side plate aluminium extruded sections consists of by weight percentage: Zn8.4-10.6, Mg2.8-3.4, Cu1-1.5, Mn2.2-2.8, Be0.26-0.42, Cr0.45-0.6, Si0.04-0.08, Ta0.15-0.25, Ge0.05-0.15, La0.03-0.05, Eu0.02-0.05, surplus are Al.

The preparation method of side plate aluminium extruded sections under interior wing, comprises the following steps:

(1) furnace charge is taken by formulation ratio calculating, get aluminium ingot, zinc ingot metal, magnesium ingot adds heat fused in melting furnace, when melt temperature reaches 740 DEG C, add Al-20wt%Mn intermediate alloy successively, Al-10wt%Cu intermediate alloy, Al-1wt%Ta intermediate alloy, after its all fusing, temperature adjustment to 760 DEG C, add Al-1wt%Cr intermediate alloy, Al-1wt%Be intermediate alloy, Al-1wt%Ge intermediate alloy, temperature adjustment to 730 DEG C after stirring 30min, add the refining agent of liquation weight 1.5%, skim after refining 20min, temperature adjustment to 750 DEG C, add other surplus element alloying component, after stirring 15-20min, sample analysis, it is qualified to be adjusted to, then be that 2.5L/min leads to 60%Ar+20%Cl with gas flow ₂+ 20%CO mist refinery by de-gassing 20min, skims, and leaves standstill sampling after 15min and carries out both analysis, and analysis result meets the alloying component cast that requires to come out of the stove and can to come out of the stove cast, and pouring temperature is 690 DEG C,

(2) strand obtained is carried out Homogenization Treatments: be warming up to 470 DEG C with 250 DEG C/h, insulation 10h, be more slowly warming up to 520 DEG C with 5 DEG C/h, insulation 6h; Then be cooled to 240 DEG C with 150 DEG C/h, insulation 1h, air cooling is to room temperature;

(3) by extruded for the strand after homogenising, extrusion temperature is 490 DEG C, extrusion ratio is 22:1, then the section bar extruded is carried out solution treatment: first at 420 DEG C, be incubated 2h, then be incubated 0.5h at 490 DEG C, high wind is air-cooled is incubated 2h to room temperature at 380 DEG C, 1h is incubated again at 470 DEG C, then be placed in 25 DEG C of 5%NaCl salt quenching-in waters and be cooled to less than 50 DEG C, take out section bar and carry out Ageing Treatment: at 125 DEG C, be incubated 20h, air cooling is to room temperature.

The preparation method of described refining agent is as follows: a, get the raw material of following weight portion: silica 35, sodium chloride 20, cryolite 15, calcirm-fluoride 8, sodium sulphate 16, sodium nitrate 8, aluminium powder 10, dolomite 25, wollastonite 10, attapulgite 15; B, dolomite, wollastonite, attapulgite were pulverized 80 mesh sieves respectively, at 1160 DEG C, 2h is calcined after mixing, shrend obtains broken particle, and the slurries that concentration is 50% are made in the making beating that then adds water, and then add remaining raw material, 1500rpm speed lapping 20min, then the slurries after grinding are carried out fluidized bed spray granulation, EAT is 180 DEG C, fluid bed material layer temperature 98 DEG C, spray gun pressure 0.25MPa, obtains the refining agent that particle diameter is 2mm.

Through inspection, the main performance of gained aluminium alloy extrusions is: tensile strength 614MPa, yield strength 484MPa, elongation rate 17.6%.

Above-described embodiment is only preferably embodiment of the present invention, and in addition, the present invention can also have other implementations.It should be noted that, under the prerequisite not departing from the present invention's design, any apparent improvement and modification all should fall within protection scope of the present invention.

Claims (1)

1. side plate aluminium extruded sections under interior wing, comprising cross section is rectangular framework, it is characterized in that: the left side wall of described framework is provided with C shape draw-in groove, upper wall is provided with heat insulating strip bayonet socket, right side wall is provided with the gripper shoe of stretching out, and gripper shoe is provided with heat insulating strip bayonet socket; The outer end of described gripper shoe is tip shape, and tip shape sidepiece is provided with barb; Under interior wing, side plate aluminium extruded sections consists of by weight percentage: Zn8.4-10.6, Mg2.8-3.4, Cu1-1.5, Mn2.2-2.8, Be0.26-0.42, Cr0.45-0.6, Si0.04-0.08, Ta0.15-0.25, Ge0.05-0.15, La0.03-0.05, Eu0.02-0.05, surplus are Al;

The preparation method of side plate aluminium extruded sections under described interior wing, comprises the following steps:

(1) furnace charge is taken by formulation ratio calculating, get aluminium ingot, zinc ingot metal, magnesium ingot adds heat fused in melting furnace, when melt temperature reaches 730-750 DEG C, add Al-20wt%Mn intermediate alloy successively, Al-10wt%Cu intermediate alloy, Al-1wt%Ta intermediate alloy, after its all fusing, temperature adjustment is to 745-765 DEG C, add Al-1wt%Cr intermediate alloy, Al-1wt%Be intermediate alloy, Al-1wt%Ge intermediate alloy, after stirring 25-35min, temperature adjustment is to 720-740 DEG C, add the refining agent of liquation weight 1-2%, skim after refining 20-25min, temperature adjustment is to 740-760 DEG C, add other surplus element alloying component, after stirring 15-20min, sample analysis, it is qualified to be adjusted to, then be that 2-3L/min leads to 60%Ar+20%Cl with gas flow ₂+ 20%CO mist refinery by de-gassing 15-20min, skims, and after leaving standstill 10-15min, both analysis is carried out in sampling, and analysis result meets alloying component and requires to come out of the stove cast, and pouring temperature is 680-700 DEG C,

(2) strand obtained is carried out Homogenization Treatments: be warming up to 460-480 DEG C with 200-300 DEG C/h, insulation 10-15h, be more slowly warming up to 510-530 DEG C with 4-8 DEG C/h, insulation 5-10h; Then be cooled to 220-260 DEG C with 100-150 DEG C/h, insulation 1-2h, air cooling is to room temperature;

(3) by extruded for the strand after homogenising, extrusion temperature is 480-500 DEG C, extrusion ratio is 20-25:1, then the section bar extruded is carried out solution treatment: first at 400-440 DEG C, be incubated 1-2h, 0.5-1h is incubated again at 480-500 DEG C, high wind is air-cooled is incubated 1-2h to room temperature at 380-420 DEG C, 0.5-1h is incubated again at 460-490 DEG C, then be placed in (20 ± 5) DEG C 5%NaCl salt quenching-in water and be cooled to less than 50 DEG C, take out section bar and carry out Ageing Treatment: at 120-130 DEG C, be incubated 18-24h, air cooling is to room temperature.