CN104612538B

CN104612538B - Composite door and window profile combined by inner and outer metal profiles and middle integral heat insulation profile

Info

Publication number: CN104612538B
Application number: CN201510085803.6A
Authority: CN
Inventors: 王广武
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-11-18
Filing date: 2015-02-19
Publication date: 2021-04-09
Anticipated expiration: 2035-02-19
Also published as: CN204436164U; CN104653040A; CN204436163U; CN104612538A; CN204436166U

Abstract

The composite door and window profile is characterized in that an inner metal profile and an outer metal profile are combined with a middle integral heat insulation profile to form an integral door and window profile, an air cavity is arranged in the middle integral heat insulation profile, vertical ribs are arranged on two sides of the air cavity, transverse ribs are arranged above and below the air cavity, an inner trapezoidal positioning groove with a small inner part and a large outer part is arranged in the middle of the outer part of the inner vertical rib, outer trapezoidal positioning protrusions with a small outer part and a large inner part are arranged in the middle of the outer vertical rib of the inner vertical rib of the outer vertical rib of the middle integral heat insulation profile, an upper pressing plate of the inner vertical rib of the inner.

Description

Composite door and window profile combined by inner and outer metal profiles and middle integral heat insulation profile

Technical Field

The invention relates to a door and window section bar for buildings.

Background

Patent CN201420344759 discloses a high-strength heat insulation section bar, one side of the heat insulation section bar opposite to first aluminum section bar and second aluminum section bar is respectively provided with at least one fixing foot, the outer end face of the fixing foot is provided with a positioning face of indent or evagination, both sides of the heat insulation section bar are respectively provided with a reinforcing plate, the reinforcing plate and the heat insulation section bar are connected through at least one wire column, and the inside of the heat insulation section bar is a cavity structure. Has the characteristics of high strength and good heat resistance.

The patent does not relate to the filling of foaming materials in the air cavities of the internal and external connecting profiles, and the heat insulation performance of the internal and external connecting profiles is improved.

This foot structure is fixed to patent can't realize through the inside and outside connection section bar vertical bar outside in the big trapezoidal groove structure of little outside and the inside and outside connection section bar and the outside in big trapezoidal arch of little inside and outside connection section bar middle part can transversely outwards remove the characteristic, solves the lateral direction of thermal-insulated section bar and wears to close the problem. The characteristic that the ladder-shaped groove structure with the small outside and the large outside in the outer side of the vertical rib of the inner and outer connecting profiles and the ladder-shaped protrusion with the small outside and the large inside in the middle of the inner and outer connecting profiles can not move transversely inwards is realized, the problems that the ladder-shaped protrusion with the small outside and the large inside of the metal profile and the ladder-shaped positioning groove with the small outside and the large inside of the heat insulation profile are closely combined and the ladder-shaped structure is accurately positioned are solved, and the connecting strength and the size.

This patent fixed foot structure can't realize that the metal ex-trusions have the protruding upper and lower clamp plate of pressfitting and press the side direction power that produces the metal ex-trusions and move to heat-insulating section bar direction of location inclined plane about heat-insulating section bar, makes the function that the outer big trapezoidal bulge of little inside and outside of metal ex-trusions and the interior big trapezoidal groove of little outside and outside of heat-insulating section bar closely laminate.

The big dovetail structure in outer little that forms between the upper and lower fixed foot of this patent, can't realize inserting through the lateral direction of shaped metal, solve the lateral direction of shaped metal and thermal-insulated section bar and pass the problem of closing, can't realize shaped metal about the clamp plate press the shaped metal about thermal-insulated section bar location inclined plane produce the yawing force of shaped metal to the removal of thermal-insulated section bar direction, make the outer little big in inner trapezoidal arch of shaped metal go up circular bead and thermal-insulated section bar in little big out last supporting inclined plane and the seamless laminating of lower supporting inclined plane on the trapezoidal groove, solve protruding and the lower stress and the fracture problem that produce under the action of clamp plate pressure about the shaped metal about the trapezoidal.

Disclosure of Invention

The purpose of the invention is: 1. the utility model provides a combination of the whole cavity heat insulation section bar in inboard metal forming and middle part and outside metal forming, its effect is that the whole heat insulation section bar air chamber both sides that are located the section bar middle part erect the muscle and block the air flow heat transfer between interior external connection metal forming, through the heat preservation system that heat insulation section bar both sides erect the muscle and the air in the middle air chamber constitutes, improves the thermal insulation performance of the compound heat insulation section bar that interior external connection metal forming and the whole heat insulation section bar in middle part are constituteed. 2. The utility model provides an interior external connection metal forming material and inside whole thermal-insulated section bar of establishing the air chamber, through lay connection group angle in the thermal-insulated section bar air chamber in the middle part of adjacent interior external connection metal forming material, solve the polymer composite material thermal-insulated section bar junction and do not have the low problem of group angle intensity, solve the inside and outside metal forming material and the different gap problem of leaking of producing of thermal-insulated section bar linear expansion, improve thermal-insulated section bar angle joint strength. 3. The outer middle part of the middle heat-insulating section bar vertical rib of the internal and external connection metal section bars is a small inner and large outer trapezoidal positioning groove, the upper portion of the trapezoidal positioning groove is an upper convex, the lower portion of the upper convex is an upper supporting inclined plane, the upper portion of the upper convex is an upper positioning inclined plane, the lower portion of the trapezoidal positioning groove is a lower convex, the upper portion of the lower convex is a lower supporting inclined plane, the lower portion of the lower convex is a lower positioning inclined plane, and the combined structure of the lower convex and the lower convex: (1) the problem of penetration of the heat insulation section bar and the metal section bar is solved by the characteristics that the trapezoid groove structure with the outer side being small and the outer side being large in the outer side of the vertical rib of the internally and externally connected heat insulation section bar and the upper and lower support ribs with the outer side being small and the inner side being large in the middle of the internally and externally connected metal section bar can transversely move outwards. (2) The characteristics that the trapezoid groove structure with the small outside and the large outside the vertical rib of the internal and external connecting profile and the upper and lower support ribs with the small outside and the large inside the middle part of the internal and external connecting profile can move transversely inwards are utilized to realize that the upper and lower support ribs with the small outside and the large inside the metal profile and the trapezoid positioning groove with the small outside and the large inside the heat insulation profile are closely combined and accurately positioned, and the connecting strength and the size precision of the metal profile and the heat insulation profile are improved. (3) The connecting bulge is provided with a position inclined plane, and the connecting bulge has the following functions: the positioning inclined plane is matched with an upper pressing plate and a lower pressing plate of the metal section with pressing inclined planes, so that inward thrust is generated when the upper pressing plate and the lower pressing plate of the metal section with pressing inclined planes press the upper positioning inclined plane and the lower positioning inclined plane of the heat insulation section, the small trapezoidal bulge and the large trapezoidal bulge are moved towards the small trapezoidal groove and the large trapezoidal groove in the heat insulation section and are tightly attached to each other, the upper pressing plate and the lower pressing plate of the metal section with pressing bulges are clamped on the upper positioning inclined plane and the lower positioning inclined plane of the heat insulation section through plastic deformation, the metal section and the heat insulation section. (4) The upper circular bead of the upper supporting rib and the lower circular bead of the lower supporting rib of the metal section are supported on the upper supporting inclined plane and the lower supporting inclined plane of the trapezoid groove structure with the small outside and the large outside in the heat insulation section, so that when the upper pressing plate and the lower pressing plate of the metal section are pressed on the upper positioning inclined plane and the lower positioning inclined plane of the heat insulation section, the connection protrusion of the heat insulation section is deformed and is broken by displacement. 4. The upper horizontal shoulder and the lower horizontal shoulder of the upper supporting rib of the metal section are supported on the upper supporting plane and the lower supporting plane of the rectangular groove structure of the heat insulation section, so that the connection bulge of the heat insulation section is prevented from deforming and displacing and breaking when the upper pressing plate and the lower pressing plate of the metal section are pressed on the upper positioning plane and the lower positioning plane of the heat insulation section. 5. The lower transverse rib of the sash heat insulation section bar inclines to one side to form a sealing inclined plane inclining to one side, and the sealing performance and the waterproof performance between the frame and the sash are improved through the surface contact of the sealing inclined plane and the sealing rubber strip. 6. The air cavities of the internal and external connection heat insulation profiles are filled with foaming heat insulation materials, so that the heat insulation performance of the internal and external connection profiles is improved. 7. And a groove on one side of the combined heat insulation profile is filled with a foaming heat insulation material, so that the heat insulation performance and the deformation resistance of the combined heat insulation profile are improved. 8. The air cavity of the middle integral heat insulation section consists of a plurality of cavities, so that the heat insulation performance and the deformation resistance of the combined heat insulation section are improved.

The invention provides a composite door and window profile combining an inner metal profile, an outer metal profile and a middle integral heat insulation profile, which comprises the following components in percentage by weight: the inner side metal section, the middle part whole heat insulation section, the outer side metal section, the middle part whole heat insulation section is internally provided with a rectangular air cavity, four corners of the rectangular air cavity are right angles or circular arcs or oblique angles, two sides of the air cavity are vertical ribs, the upper part and the lower part of the air cavity are horizontal ribs, the outer middle part of the inner side vertical rib is an inner trapezoidal positioning groove with a small inner part and a big outer part, the upper part of the inner trapezoidal positioning groove is an inner upper convex, the lower part of the inner upper convex is an inner upper supporting inclined plane inclined downwards, the lower part of the inner upper convex is an inner upper supporting inclined plane inclined upwards, the upper part of the inner lower convex is an inner lower positioning inclined plane or an inner lower positioning groove, the outer middle part of the outer side vertical rib is an outer trapezoidal positioning groove with a small inner part and a big outer part, the upper part of the outer trapezoidal positioning groove is an outer upper convex, the lower part of the outer upper convex is an outer upper supporting inclined downwards inclined plane, the, the lower part of the trapezoid positioning groove of the outer vertical rib is an outer lower protrusion, the upper part of the outer lower protrusion is an outer lower supporting inclined plane which inclines upwards, the lower part of the outer lower protrusion is an outer lower positioning inclined plane or an outer lower positioning groove, the middle part of the inner metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the trapezoid groove which is arranged in the middle part of the inner vertical rib and is small in outside and large in outside, the upper and lower supporting ribs which are matched with the inner upper and lower positioning inclined planes or the inner upper and lower positioning grooves are arranged in the middle part of the integral heat insulation section, the upper and lower supporting ribs which are arranged in the inner metal section and are large in outside are inserted into the trapezoid positioning groove which is arranged in the middle part of the inner vertical rib and is small in outside, the shoulder of the upper supporting rib of the inner metal section which inclines downwards is supported on the inner supporting inclined plane, the upper pressure plate of the inner side metal section after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the inner upper positioning groove, the lower pressure plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the inner lower positioning groove, the inner side metal section and the inner side of the heat insulation section are combined into a whole, the middle part of the outer side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the small-outside and large-inside trapezoidal grooves in the middle part of the outer side of the heat insulation section, the upper pressure plate and the lower pressure plate which are matched with the outer upper and lower positioning inclined planes or the outer upper and lower positioning grooves are respectively arranged above and below the outer side metal section, the upper supporting rib and the lower supporting rib which are matched with the outer upper and lower positioning planes in the outer side of the outer side metal section are inserted into the outer trapezoidal positioning groove of the middle integral heat insulation section, the, the outer side metal section upper pressing plate after plastic deformation is pressed on the outer upper convex upper positioning inclined plane or in the outer upper positioning groove, and the outer side metal section lower pressing plate after plastic deformation is pressed on the outer lower convex lower positioning inclined plane or in the outer lower positioning groove, so that the outer side metal section and the outer side of the heat insulation section are combined into a whole.

The invention provides another composite door and window profile combining an inner metal profile, an outer metal profile and a middle integral heat insulation profile, which comprises the following components: the inner side metal section, the middle part whole heat insulation section, the outer side metal section, the rectangle air cavity is arranged in the middle part whole heat insulation section, the four corners of the rectangle air cavity are right angles or circular arcs or oblique angles, the heat insulation material is filled in the air cavity of the whole heat insulation section, the two sides of the air cavity are vertical ribs, the upper part and the lower part of the air cavity are horizontal ribs, the middle part outside the inner side vertical rib is an inner trapezoid positioning groove with a small inner part and a large outer part, the upper part of the inner trapezoid positioning groove is an inner upper convex, the lower part of the inner upper convex is an inner upper supporting inclined plane inclined downwards, the upper part of the inner upper convex is an inner upper positioning inclined plane or an inner upper positioning groove inclined downwards, the lower part of the inner convex is an inner lower supporting inclined plane or an inner lower positioning groove, the middle part outside the outer vertical rib is an outer trapezoid positioning groove with a small inner part and a large outer part, the upper part of the outer convex is, the upper part of the outer upper bulge is an outer upper positioning inclined plane or an outer upper positioning groove, the lower part of the outer vertical rib trapezoidal positioning groove is an outer lower bulge, the upper part of the outer lower bulge is an upwardly inclined outer lower supporting inclined plane, the lower part of the outer lower bulge is an outer lower positioning inclined plane or an outer lower positioning groove, the middle part of the inner side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the trapezoidal groove which is arranged in the middle part of the inner side vertical rib of the integral heat insulation section and is small in outside and large in outside, the upper part and the lower part of the inner side metal section are respectively provided with an upper pressing plate and a lower pressing plate which are matched with the inner upper and lower positioning inclined planes or the inner upper and lower positioning grooves, the upper supporting rib and the lower supporting rib which are large in outside are inserted into the trapezoidal positioning groove which is arranged in the middle part of the inner vertical rib of the integral heat insulation section, the upper supporting rib of the, the upper pressure plate of the inner side metal section after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the inner upper positioning groove, the lower pressure plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the inner lower positioning groove, the inner side metal section and the inner side of the heat insulation section are combined into a whole, the middle part of the outer side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the small-outside and large-inside trapezoidal grooves in the middle part of the outer side of the heat insulation section, the upper pressure plate and the lower pressure plate which are matched with the outer upper and lower positioning inclined planes or the outer upper and lower positioning grooves are respectively arranged above and below the outer side metal section, the upper supporting rib and the lower supporting rib which are matched with the outer upper and lower positioning planes in the outer side of the outer side metal section are inserted into the outer trapezoidal positioning groove of the middle integral heat insulation section, the, the outer side metal section upper pressing plate after plastic deformation is pressed on the outer upper convex upper positioning inclined plane or in the outer upper positioning groove, and the outer side metal section lower pressing plate after plastic deformation is pressed on the outer lower convex lower positioning inclined plane or in the outer lower positioning groove, so that the outer side metal section and the outer side of the heat insulation section are combined into a whole.

The thermal insulation material is filled in the air cavity of the integral heat insulation section bar and comprises: co-extruding the foamed heat insulating material and pouring the foamed heat insulating material.

The invention provides another composite door and window profile combining an inner metal profile, an outer metal profile and a middle integral heat insulation profile, which comprises the following components: the inner side metal section, the middle integral heat insulation section, the outer side metal section, a rectangular air cavity is arranged in the middle integral heat insulation section, four corners of the rectangular air cavity are right angles or circular arcs or oblique angles, vertical ribs are arranged on two sides of the air cavity, transverse ribs are arranged above and below the air cavity, a rectangular positioning groove is arranged in the middle of the inner side vertical rib of the middle integral heat insulation section, an inner upper bulge is arranged at the upper part of the inner rectangular positioning groove, a horizontal inner upper supporting surface is arranged at the lower part of the inner rectangular positioning groove, a horizontal inner lower supporting surface is arranged at the upper part of the inner lower bulge, an inner lower inclined positioning surface or an inner lower positioning groove is arranged at the lower part of the inner lower bulge, an outer rectangular positioning groove is arranged at the middle of the outer side vertical rib of the middle integral heat insulation section, an outer upper bulge is arranged at the upper part of the outer rectangular positioning groove, an outer upper bulge is arranged at the horizontal outer upper supporting, the middle part of the inner side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the middle rectangular positioning groove outside the inner vertical rib of the integral heat insulation section, the upper and the lower supporting ribs of the inner side metal section are inserted into the middle rectangular positioning groove outside the inner vertical rib of the integral heat insulation section, the upper horizontal circular bead of the upper supporting rib of the inner side metal section is supported on the upper horizontal supporting surface in the integral heat insulation section, the lower horizontal circular bead of the lower supporting rib of the inner side metal section is supported on the lower horizontal supporting surface in the integral heat insulation section, the upper pressing plate of the inner side metal section after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the upper positioning groove, the lower pressing plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the lower positioning groove, the inner side metal section and the inner side of the heat insulation section are combined, two brace rods on the outside metal section are inserted into a rectangular locating groove in the middle of a vertical bar outside the whole heat insulation section in the middle, a horizontal circular bead on the brace rod on the outside metal section is supported on a horizontal supporting surface outside the whole heat insulation section, a horizontal circular bead on the outside metal section below the brace rod is supported on a horizontal supporting surface outside the whole heat insulation section, an outside metal section upper pressing plate after plastic deformation is pressed on an upper convex upper locating inclined plane or in an upper locating groove, an inside metal section lower pressing plate after plastic deformation is pressed on an inner convex lower locating inclined plane or in an inner lower locating groove, and the inside metal section and the inside of the heat insulation section are combined into a whole.

The invention provides another composite door and window profile combining an inner metal profile, an outer metal profile and a middle integral heat insulation profile, which comprises the following components: the inner side metal section, the middle whole heat insulation section, the outer side metal section, a rectangular air cavity is arranged in the middle whole heat insulation section, four corners of the rectangular air cavity are right angles or circular arcs or oblique angles, heat insulation materials are filled in the air cavity of the whole heat insulation section, vertical ribs are arranged on two sides of the air cavity, transverse ribs are arranged above and below the air cavity, a rectangular positioning groove is arranged in the middle of the vertical rib on the inner side of the middle whole heat insulation section, an inner upper bulge is arranged at the upper part of the inner rectangular positioning groove, a horizontal inner upper supporting surface is arranged at the lower part of the inner upper bulge, a horizontal inner lower supporting surface is arranged at the upper part of the inner lower bulge, an inner lower positioning inclined surface or an inner lower positioning groove is arranged at the lower part of the inner lower bulge, an outer rectangular positioning groove is arranged in the middle of the vertical rib on the outer side of the middle whole heat insulation section, an outer upper bulge is arranged at, the upper part of the outer lower bulge is a horizontal outer lower supporting surface, the middle part of the inner side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with a rectangular positioning groove at the middle part outside a vertical rib inside the integral heat insulation section, the upper supporting rib and the lower supporting rib of the inner side metal section are inserted into the rectangular positioning groove at the middle part outside the vertical rib inside the integral heat insulation section, the upper horizontal circular bead of the upper supporting rib of the inner side metal section is supported on the upper horizontal supporting surface inside the integral heat insulation section, the lower horizontal circular bead of the lower supporting rib of the inner side metal section is supported on the lower horizontal supporting surface inside the integral heat insulation section, the upper pressing plate of the inner side metal section after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the inner upper positioning groove, the lower pressing plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane or in the inner lower positioning groove, the inner side of the inner side metal section, two brace rods on the outside metal section are inserted into a rectangular locating groove in the middle of a vertical bar outside the whole heat insulation section in the middle, a horizontal circular bead on the brace rod on the outside metal section is supported on a horizontal supporting surface outside the whole heat insulation section, a horizontal circular bead on the outside metal section below the brace rod is supported on a horizontal supporting surface outside the whole heat insulation section, an outside metal section upper pressing plate after plastic deformation is pressed on an upper convex upper locating inclined plane or in an upper locating groove, an inside metal section lower pressing plate after plastic deformation is pressed on an inner convex lower locating inclined plane or in an inner lower locating groove, and the inside metal section and the inside of the heat insulation section are combined into a whole.

In order to improve the sealing performance of the gap between the window frame and the window sash in the technical scheme, the sealing inclined plane of the transverse supporting rib of the middle integral heat insulation section inclined to one side is in contact sealing with the adhesive tape inclined plane embedded in the embedding groove of the T-shaped accessory with a small outside and a large inside outside the outer surface of the transverse supporting rib of the middle integral heat insulation section, so that the problems of air flow and heat transfer and water resistance between the window frame and the window sash are solved, and the heat preservation and wind resistance of the door and window manufactured by the inner and outer metal sections and.

The outer part of the transverse supporting rib of the middle integral heat insulation section bar is provided with a small-outer and large-inner U-shaped piece embedding groove, and the U-shaped piece embedding groove is used for installing door and window accessories.

The middle integral heat insulation section bar transverse supporting rib is externally provided with a small-outside and large-inside T-shaped embedding groove, and the T-shaped embedding groove is used for installing door and window accessories or sealing strips.

In order to further improve the heat insulation performance of the heat insulation section, a foaming heat insulation material is embedded in a groove on one side of the combined section of the inner and outer metal sections and the middle integral heat insulation section.

In order to further improve the heat preservation performance and the deformation resistance of the heat insulation section bar, the air cavity of the middle integral heat insulation section bar is composed of a plurality of cavities.

The invention has the advantages that: 1. the heat insulation section bar has an integral cavity structure, the problem of air flow heat transfer between the internal and external connection metal section bars is solved, and the heat insulation performance of the composite heat insulation section bar consisting of the internal and external connection metal section bars and the middle integral heat insulation section bar is improved through a heat insulation system consisting of two side walls and a middle group angle air cavity of the heat insulation section bar. 2. The utility model provides a whole thermal-insulated section bar that is used for inside and outside connection metal section bar and is located the section bar middle part, during preparation door and window, installation angle sign indicating number in the middle whole thermal-insulated section bar cavity, the adjacent whole thermal-insulated section bar that is located the section bar middle part links together with the angle sign indicating number, it does not have the angle sign indicating number to connect to solve adjacent whole thermal-insulated section bar department that is located the section bar middle part, intensity is poor, the gap appears in angle sign indicating number department and reduces thermal-insulated section bar's thermal insulation performance and the yielding problem of whole thermal-insulated section bar department that is located the section bar middle part, improve the joint strength. 3. The whole heat insulation section bar is connected with the inner and outer metal section bars at the adjacent positions and is provided with a trapezoid groove structure with a small inside and a large outside, and the trapezoid groove structure with the small inside and the large outside has the function of solving the problem of the penetration of the middle whole heat insulation section bar and the metal material through the transverse separation of the metal section bar outer small inside and the large outside of the trapezoid groove structure when the metal section bar with the small outside and the large inside and the large outside of the upper supporting rib is connected. 4. The positioning inclined plane is arranged on the connecting bulge, the positioning inclined plane is matched with the upper pressing plate and the lower pressing plate of the metal section with the pressing inclined plane, inward thrust is generated when the upper pressing plate and the lower pressing plate of the metal section with the pressing inclined plane are pressed on the upper positioning inclined plane and the lower positioning inclined plane of the heat insulation section, the upper supporting rib and the lower supporting rib of the metal section with the small outer part and the large inner part move towards the direction of the trapezoid groove of the heat insulation section with the small outer part and the large outer part and are tightly attached to each other, the upper pressing plate and the lower pressing plate of the metal section are clamped on the upper. 5. The upper shoulder and the lower shoulder of the small-outside and large-inside support rib of the metal section are supported on the upper support inclined plane and the lower support inclined plane of the small-outside and large-inside trapezoid-shaped groove structure of the heat insulation section, so that the connection bulge of the heat insulation section is prevented from deforming and displacing and breaking when the upper press plate and the lower press plate of the metal section are pressed on the upper positioning inclined plane and the lower positioning inclined plane of the heat insulation section. 6. The upper horizontal shoulder and the lower horizontal shoulder of the upper supporting rib of the metal section are supported on the upper supporting plane and the lower supporting plane of the rectangular groove structure of the heat insulation section, so that the connection bulge of the heat insulation section is prevented from deforming and displacing and breaking when the upper pressing plate and the lower pressing plate of the metal section are pressed on the upper positioning plane and the lower positioning plane of the heat insulation section. 7. The sealing inclined plane of the middle integral heat insulation section transverse supporting rib inclining to one side is in contact sealing with the rubber strip inclined plane embedded in the T-shaped accessory embedding groove with the small outside and the large inside outside the outer surface of the middle integral heat insulation section transverse supporting rib, so that the problems of air flow and heat transfer and water prevention between the frame and the sash are solved, and the heat preservation and wind prevention performance of doors and windows manufactured by the inner metal section, the outer metal section and the middle integral heat insulation section is improved. 8. The foaming heat-insulating material is embedded in the air cavity of the middle integral heat-insulating section bar, so that the heat-insulating property of the heat-insulating section bar is improved. 9. The inner and outer metal profiles and the middle integral heat insulation profile combined profile are filled with the inner embedded foaming heat insulation material in the heat insulation material embedding groove on one side, so that the heat transfer area of the inner and outer metal profiles is reduced, and the heat insulation performance of the inner and outer metal profiles and the middle integral heat insulation profile combined profile is improved. 10. The inner and outer metal profiles and the middle integral heat insulation profile combined profile one side heat insulation material embedding groove are filled with the inner embedded foaming heat insulation material, so that the use amount of the inner and outer metal profiles and the use amount of the middle heat insulation profile are reduced, and the cost of the heat insulation profile is reduced.

Drawings

The prior art is further described below with reference to the drawings and examples.

Fig. 1 is an exploded view of a partially assembled end face structure of a conventional metal profile and a heat insulation profile.

Fig. 2 is a schematic view of the prior art metal profile and the heat insulation profile of fig. 1 in a longitudinally penetrated state.

Fig. 3 is a schematic view illustrating a state where the conventional metal profile and the heat insulation profile of fig. 1 are pressed together.

The invention is further described below with reference to the figures and examples.

Fig. 4 is an exploded end view of a composite window frame profile comprising an inner and outer metal profile with corner combining cavities and an intermediate integral heat insulating profile with corner combining cavities, which is characterized by the present invention.

Fig. 5 is a view showing the combined end face structure of fig. 4.

FIG. 6 is an exploded end view of an integrated heat insulation profile combined window frame profile characterized by the present invention, which is composed of an inner and an outer metal profiles with a group angle cavity and a middle cavity filled with a heat insulation material.

Fig. 7 is a view showing the combined end face structure of fig. 6.

FIG. 8 is an exploded end view of a combination window frame profile of a metal profile with corner combining cavities on the inside and outside and small and large protrusions on the inside and outside and a middle integral heat insulation profile, which are characteristic of the present invention.

Fig. 9 is a combined end face structure view of fig. 8.

Fig. 10 is an exploded end view of a sash profile having the features of the present invention, with the combination of an inner and outer angled cavity metal profile and an intermediate integral insulating profile.

Fig. 11 is a view showing the structure of the assembled end face of fig. 10.

Fig. 12 is an exploded end view of a window frame profile comprising an inner and outer metal profile with corner cavity groups and an intermediate integral insulating profile, incorporating features of the present invention.

Fig. 13 is a combined end face structure view of fig. 12.

FIG. 14 is a structural view of the end face of the combination of the external thermal insulation material inlaid groove filled with the foaming thermal insulation material.

Figure 15 is an exploded end view of a window frame profile having the features of the present invention combined with inner and outer angled cavity metal profiles and an intermediate integral multi-cavity insulating profile.

Fig. 16 is a combined end face structure view of fig. 15.

FIG. 17 is an exploded end view of a window frame profile comprising a combination of a metal profile with inner and outer corner cavities and a thermal insulation profile filled with thermal insulation material and having a central integral multi-cavity structure, which is characteristic of the present invention.

Fig. 18 is a combined end face structure view of fig. 17.

Figure 19 is a view of the end face of the assembled window frame profile with sash profile and fittings having features of the invention.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

Example 1:

an exploded schematic view of a partially assembled end face structure of a conventional metal profile and a heat insulation profile is shown in fig. 1, fig. 2 is a schematic view of a longitudinal penetrating state of the conventional metal profile and the heat insulation profile in fig. 1, and fig. 3 is a schematic view of a pressing state of the conventional metal profile and the heat insulation profile in fig. 1, wherein: 1 is a middle heat insulation section bar, 2 is a left upper fixing foot of an outer big dovetail and an inner small dovetail, 3 is an upper pressing inclined plane of a left upper fixing foot, 4 is a lower inclined plane of a left upper fixing foot, 5 is a left lower fixing foot of an outer big dovetail and an inner small dovetail, 6 is a lower pressing inclined plane of a left lower fixing foot, 7 is an upper inclined plane of a left lower fixing foot, 8 is a dovetail groove of an outer small dovetail and an inner big dovetail on a left side of the heat insulation section bar, 9 is an upper right fixing foot of an outer big dovetail and an inner small dovetail, 10 is an upper pressing inclined plane of a right upper fixing foot, 11 is an upper right fixing foot inclined plane, 12 is an upper right fixing foot of an outer big dovetail and an inner small dovetail, 13 is a lower pressing inclined plane of a right lower fixing foot, 14 is an upper inclined plane of a right lower fixing foot, 15 is a dovetail groove of an outer small dovetail on a right side of the heat insulation section bar, 16 is a left side, 17 is an upper left supporting rib of an outer big dovetail and an inner small, 18 is an, 22 is a lower inclined plane of a left lower supporting rib, 23 is a left lower pressing plate, 24 is a pressing plane of the left lower pressing plate, 25 is a right aluminum profile, 26 is a right upper supporting rib with a large outer part and a small inner part, 27 is an upper inclined plane of the right upper supporting rib, 28 is a right upper pressing plate, 29 is a pressing plane of the right upper pressing plate, 30 is a right lower supporting rib with a large outer part and a small inner part, 31 is a lower inclined plane of the right lower supporting rib, 32 is a right lower pressing plate, 33 is a pressing plane of the right lower pressing plate, 34 is a lateral penetrating gap between a left metal profile and a left upper fixing leg, 35 is a penetrating gap between a left upper fixing leg lower inclined plane and a left upper supporting rib upper inclined plane, 36 is a lateral penetrating gap between a left metal profile and a left lower fixing leg, 37 is a penetrating gap between a left lower fixing leg upper inclined plane and a left lower supporting rib lower inclined plane, 38 is a lateral penetrating gap between a right metal profile and a right upper fixing leg upper inclined plane, 39 is a lateral penetrating gap between a right upper fixing leg lower inclined plane and a right supporting rib upper, 41 is a penetrating clearance between the upper inclined plane of the right lower fixing foot and the lower inclined plane of the right lower supporting rib, 42 is a left upper press roll, 43 is a left lower press roll, 44 is a left upper press displacement clearance, 45 is a left lower press displacement clearance, 46 is a right upper press roll, 47 is a right lower press roll, 48 is a right upper press displacement clearance, and 49 is a right lower press displacement clearance.

When the left side metal section 16 is assembled with the left side of the heat insulation section 1, as shown in fig. 1, the size of the external opening of the dovetail groove 8 with the small outside and the small inside of the left side metal section is smaller than the size of the upper and lower inlets of the upper left support rib 17 with the large outside and the small inside of the left side metal section and the size of the lower left support rib 21 with the large outside and the small inside of the left side metal section, the upper left support rib 17 with the large outside and the small inside of the left side metal section and the lower left support rib 21 with the large outside and the small inside of the left side metal section cannot enter the dovetail groove 8 with the small outside and the small inside of the left side metal section through the lateral direction, as shown in fig. 2, the upper left support rib upper inclined plane 18 with the large outside and the small inside of the left side metal section and the lower inclined plane 4 with the left side metal section and the lower inclined plane 22 with the large inside of the left side metal section and the left lower fixing leg only can enter the dovetail groove 8 through the longitudinal direction, for the standard 6-meter long A small left upper supporting rib 17 and a left lower supporting rib 21 with a large outer part and a small inner part are smoothly inserted into the dovetail groove 8 with a small outer part and a large inner part on the left side of the heat insulation section bar, as shown in fig. 3, when a left upper press roller 42 of the laminating machine presses on an upper press plate 19 and a lower press roller 43 of the laminating machine presses on a lower press plate 23, a left upper press plate pressing surface 20 of the metal section bar is pressed on the upper pressing inclined surface 3 of the left upper fixing leg and a left lower press plate pressing surface 24 of the metal section bar is pressed on the upper pressing inclined surface 6 of the left lower fixing leg, a lateral thrust is generated to make the left upper supporting rib 17 with a large outer part and a small inner part and the left lower supporting rib 21 with a large outer part and a small inner part on the left side of the metal section bar 16 move towards the direction of the dovetail groove 8 with a small outer part and a large inner part on the left side of the heat insulation section bar, as shown in the direction of an arrow A, an upper displacement pressing gap 44 is formed between the left upper supporting rib upper inclined surface 18 of the left, if the fixed foot 5 does not take place to warp under big interior little forked tail left side upper left fixed foot 2 and the forked tail left side, then it is not hard up between fixed foot 5 under left side metal section bar 16 and the upper left fixed foot 2 and the forked tail left side, fixed foot 5 takes place to warp under the fixed foot 2 and the forked tail left side of forked tail left side upper left fixed foot, cause outer big interior little forked tail left side upper fixed foot 2 and outer big interior little forked tail left side lower fixed foot 5 to produce the displacement deformation, produce the internal stress, the fixed foot takes place to break when serious, reduce product life.

When the right side metal section 25 is assembled with the right side of the heat insulation section 1, as shown in fig. 1, the size of the external opening of the dovetail groove 15 on the right side of the heat insulation section is smaller than the size of the upper right supporting rib 26 on the right side of the heat insulation section and the size of the upper and lower openings of the right upper supporting rib 26 on the right side of the heat insulation section and the right lower supporting rib 30 on the right side of the heat insulation section, the upper right supporting rib 26 on the right side of the heat insulation section and the size of the right lower supporting rib 30 on the right side of the heat insulation section cannot enter the dovetail groove 15 on the right side of the heat insulation section through the lateral direction, as shown in fig. 2, the upper right supporting rib 26 on the right side of the heat insulation section and the size of the right lower supporting rib 30 on the right side of the heat insulation section can only enter the dovetail groove 15 on the right side of the heat insulation section through the longitudinal direction, and for a standard 6-meter long building door and window section, enough gaps must be ensured between the upper right side metal section upper right supporting rib The small upper right supporting rib 26 and the right lower supporting rib 30 with the large outside and the small inside are smoothly inserted into the small inside dovetail groove 15 on the right side of the heat insulation section bar, as shown in fig. 3, when the upper right press roll 46 of the laminating machine presses the upper right press plate 28 and the lower right press roll 47 of the laminating machine presses the lower right press plate 32, the upper right press plate pressing surface 29 of the metal section bar presses on the upper right fixing leg pressing inclined surface 10 and the lower right press plate pressing surface 32 of the metal section bar presses on the upper right fixing leg pressing inclined surface 13, so as to generate a lateral thrust to make the upper right supporting rib 26 with the large outside and the small inside and the right lower supporting rib 30 with the large outside and the small inside move towards the direction of the small inside dovetail groove 15 on the right side of the heat insulation section bar 25, as shown by arrow B, a upper right pressing displacement gap 48 is formed between the upper right supporting rib upper inclined surface 27 and the upper right fixing leg inclined surface 11 of the right metal section bar, and a lower right pressing displacement gap 49 is formed between the lower right supporting rib lower inclined surface 31 and, if the fixed foot 12 does not take place to warp under big interior little forked tail upper right fixed foot 9 and the forked tail right side, then it is not hard up between fixed foot 12 under right side metal section 25 and upper right fixed foot 9 and the forked tail right side, fixed foot 12 takes place to warp under fixed foot 9 and the forked tail left side if the forked tail upper right fixed foot, cause outer big interior little forked tail upper right fixed foot 9 and outer big interior little forked tail right side fixed foot 12 to produce the displacement and warp, produce the internal stress, the fixed foot takes place to break when serious, reduce product life.

Due to the reasons, the existing heat insulation strips of the heat insulation section adopt a structure separated from each other up and down so as to solve the problems of difficult penetration and internal stress or breakage caused by deformation of the fixing pins.

The present invention aims at the problems of the assembly of the metal section and the heat insulation section, and the present invention makes the following improvements.

Example 2:

the structure of the exploded end face of the combined window frame section bar made of the metal section bar with the inner and outer corner combining cavities and the integral heat insulation section bar with the middle corner combining cavity is shown in fig. 4, and the structure of the combined end face of fig. 4 is shown in fig. 5, wherein: 50 is a heat insulation section bar with a group corner cavity, 51 is an upper transverse bar, 52 is an upper groove, 53 is a lower transverse bar, 54 is a lower groove, 55 is an inner vertical bar, 56 is an inner trapezoidal positioning groove with a small inner part and a big outer part, 57 is an inner upper connecting bulge, 58 is an inner upper connecting groove, 59 is an inner upper connecting bulge lower supporting surface, 60 is an inner lower connecting bulge, 61 is an inner lower connecting groove, 62 is an inner lower connecting bulge upper supporting surface, 63 is an outer vertical bar, 64 is an outer trapezoidal positioning groove with a small inner part and a big outer part, 65 is an outer upper connecting bulge, 66 is an outer upper connecting groove, 67 is an outer upper connecting bulge lower supporting surface, 68 is an outer lower connecting bulge, 69 is an outer lower connecting groove, 70 is an outer lower connecting bulge upper supporting surface, 71 is a group corner cavity, 72 is an inner metal section bar, 73 is an indoor metal open groove, 74 is an inner upper supporting bar, 75 is an inner upper supporting bar inclined plane, 76 is an inner upper metal pressing plate, 77 is an inner upper press plate pressing surface, 78 is an inner lower support rib, 79 is an outer small inner large lower support inclined surface of the inner lower support rib, 80 is an inner side metal section lower press plate, 81 is an inner lower press plate pressing surface, 82 is an inner side metal section group corner cavity, 83 is an outer side metal section, 84 is an outdoor metal section open slot, 85 is an outer upper support rib, 86 is an outer small inner large upper support inclined surface of the outer upper support rib, 87 is an outer side metal section upper press plate, 88 is an outer upper press plate pressing surface, 89 is an outer lower support rib, 90 is an outer small inner large lower support inclined surface of the outer lower support rib, 91 is an outer side metal section lower press plate, 92 is an outer lower press plate pressing surface, 93 is an outer side metal section group corner cavity, 94 is an inner air heat preservation cavity, and 95 is an outer air heat preservation cavity.

When in use, the indoor metal section 72 is inserted into the inner trapezoidal positioning groove 56 with small outside and large inside, the inner upper supporting rib 74 and the inner lower supporting rib 78 with small outside and large outside are inserted into the inner trapezoidal positioning groove 56 with small outside and large outside, the inner upper convex press surface 77 of the inner metal section upper press plate 76 is pressed in the inner upper connecting groove 58 of the heat insulation section, the inner lower press surface 81 of the inner metal section lower press plate 80 is pressed in the inner lower connecting groove 61 of the heat insulation section, so that the inner upper supporting rib 74 with small outside and large inside and the inner lower supporting rib 78 of the indoor metal section 72 move towards the inner trapezoidal positioning groove 56 with small outside and large inside, the inner upper supporting rib 75 with small outside and large inside is supported on the inner upper connecting convex lower supporting surface 59, the inner lower supporting rib 79 with small outside and large inside is supported on the inner lower connecting convex upper supporting surface 62, the metal section 72 with the group corner cavity inside is tightly combined with the inner side of the heat insulation section 50,

an outer upper supporting rib 85 and an outer lower supporting rib 89 with a small outer part and a large inner part of an outdoor metal section 83 are inserted into an outer trapezoidal positioning groove 64 with a small inner part and a large outer part of a heat insulation section, an outer upper pressing surface 88 of an outer metal section upper pressing plate 87 is pressed in the outer upper connecting groove 66 of the heat insulation section, an outer lower pressing surface 92 of an outer metal section lower pressing plate 91 is pressed in the outer lower connecting groove 69 of the heat insulation section, so that the outer upper supporting rib 85 and the outer lower supporting rib 89 with a small outer part and a large inner part of the outdoor metal section 83 move towards the outer trapezoidal positioning groove 64 with a small outer part and a large outer part of the heat insulation section, an outer upper supporting inclined surface 86 with a small outer part and a large inner part of the outer upper supporting rib is supported on an outer upper connecting protrusion lower supporting surface 67, an outer lower supporting rib lower inclined surface 90 with a small outer part and a large inner part of an outer lower supporting rib is supported on an outer,

the advantages of this embodiment are: 1. the vertical ribs on two sides of the middle part of the heat insulation section bar obstruct the air flow between the internal and external connection metal section bars to transfer heat, and the heat insulation performance of the composite integral heat insulation section bar formed by the internal and external connection metal section bars and the middle part of the heat insulation section bar is improved. 2. The utility model provides a whole thermal-insulated section bar that is used for interior external connection metal section bar and is located the section bar middle part, be located and establish group's angle chamber 71 in the whole thermal-insulated section bar at section bar middle part, during preparation door and window, installation angle sign indicating number in middle whole thermal-insulated section bar group angle chamber 71, the whole thermal-insulated section bar that will be adjacent in the section bar middle part links together with the angle sign indicating number, solve adjacent whole thermal-insulated section bar department that is located the section bar middle part and do not have the angle sign indicating number and connect, poor strength, the thermal insulation performance that the gap reduces thermal-insulated section bar appears in angle sign indicating number department and be located the yielding problem of the whole thermal-insulated section bar department at section. 3. Through the transverse separation of the metal section with the upper supporting rib and the lower supporting rib which are small outside and large inside and the trapezoid-shaped groove structure which is small outside and large inside and the heat insulation section, the problem that the heat insulation section and the metal material are laterally penetrated and closed is solved, the manufacturing is easy, the speed is high, and the manufacturing cost is low. 4. The lateral force of the metal section moving towards the direction of the heat insulation section is generated by pressing the upper press plate and the lower press plate of the metal section on the upper position and the lower position of the heat insulation section, so that the outer small upper supporting inclined plane and the inner large upper supporting inclined plane of the upper supporting rib of the metal section are supported on the upper supporting surface of the upper connecting bulge, the outer small inner large lower supporting inclined plane and the lower supporting inclined plane of the lower supporting rib are supported on the upper supporting surface of the lower connecting bulge, seamless tight fitting is realized, and the problems of stress and fracture generated under the pressure action of the upper bulge and the lower.

Example 3:

the structure of the decomposed end face of the integral heat-insulating section combined window frame section with the inner and outer metal sections with the group corner cavities and the middle cavity filled with the heat-insulating material is shown in fig. 6, and the structure of the combined end face of fig. 6 is shown in fig. 7, wherein: 96 is a heat insulation section bar with a group of corner cavities, 97 is an inner vertical rib, 98 is an inner trapezoidal positioning groove with a small inner part and a large outer part, 99 is an inner upper connecting protrusion, 100 is an inner upper connecting groove, 101 is an inner upper connecting protrusion lower supporting surface, 102 is an inner lower connecting protrusion, 103 is an inner lower connecting groove, 104 is an inner lower connecting protrusion upper supporting surface, 105 is an outer vertical rib, 106 is an inner small outer trapezoidal positioning groove, 107 is an outer upper connecting protrusion, 108 is an outer upper connecting groove, 109 is an outer upper connecting protrusion lower supporting surface, 110 is an outer lower connecting protrusion, 111 is an outer lower connecting groove, 112 is an outer lower connecting protrusion upper supporting surface, 113 is an upper rib, 114 is an upper groove, 115 is a lower transverse rib, 116 is a four-fillet cavity, 117 is a heat insulation material, 118 is an inner metal section bar, 119 is an opening groove between the upper and lower supporting ribs, 120 is an inner metal section bar with a small outer part and a large inner part, 121 is an inner supporting rib upper supporting surface, 122 is a lower support rib with a small outside and a large inside of an indoor metal section, 123 is an inner support rib lower support surface, 124 is an inner metal section upper protruding pressing plate, 125 is an inner upper protruding pressing surface, 126 is an inner metal section lower protruding pressing plate, 127 is an inner lower protruding pressing surface, 128 is an inner metal section group corner cavity, 129 is an outer metal section, 130 is an opening groove between the outdoor upper and lower support ribs, 131 is an outdoor metal section upper supporting rib with a small outside and a large inside, 132 is an outer support rib upper support surface, 133 is an outdoor metal section lower supporting rib with a small outside and a large inside, 134 is an outer support rib lower support surface, 135 is an outer metal section upper protruding pressing plate, 136 is an outer upper protruding pressing surface, 137 is an outer metal section lower protruding pressing plate, 138 is an outer lower protruding pressing surface, 139 is an outer metal section corner cavity, 140 is an inner air heat preservation cavity, and 141 is an outer air heat preservation cavity.

When the heat insulation profile is used, the upper support rib 120 and the lower support rib 122 which are small outside and large inside of the indoor metal profile are inserted into the inner trapezoidal positioning groove 98 which is small outside and large outside of the heat insulation profile, the upper convex press surface 125 in the upper convex press plate 124 of the inner metal profile is pressed in the inner upper connecting groove 100 of the heat insulation profile, the lower convex press surface 127 in the lower convex press plate 126 of the inner metal profile is pressed in the inner lower connecting groove 103 of the heat insulation profile, so that the upper support rib 120 and the lower support rib 122 which are small outside and large inside of the indoor metal profile 118 move towards the inner trapezoidal positioning groove 98 which is small outside and large inside of the heat insulation profile, the upper support surface 121 of the inner support rib is supported on the upper support surface 101 of the inner upper connecting protrusion, the lower support surface 123 of the inner support rib is supported on the upper support surface 104 of the inner lower connecting protrusion, the upper connecting protrusion 99 and the lower connecting protrusion 102 are prevented from moving, deforming and breaking, and the inner metal profile is plastically deformed, and are combined together.

The upper supporting rib 131 and the lower supporting rib 133 with small outside and large inside of the outdoor metal section are inserted into the outer trapezoidal positioning groove 105 with small outside and large outside of the heat insulation section, the upper convex pressing surface 136 and the upper convex pressing surface 136 of the upper convex pressing plate 135 of the outer metal section are pressed in the outer upper connecting groove 108 of the heat insulation section, the lower convex pressing surface 138 and the outer lower convex pressing surface 138 of the lower convex pressing plate 137 of the outer metal section are pressed in the outer lower connecting groove 111 of the heat insulation section, so that the upper supporting rib 131 and the lower supporting rib 133 with small outside and large inside of the outdoor metal section 129 move towards the outer trapezoidal positioning groove 105 with small outside and large inside of the heat insulation section, the upper supporting surface 132 of the outer supporting rib is supported on the lower supporting surface 109 of the upper connecting protrusion, the lower supporting surface 134 of the outer supporting rib is supported on the upper supporting surface 112 of the lower connecting protrusion, the upper connecting protrusion 107 and the lower connecting protrusion 110 are prevented from moving, deforming and breaking, and the outer metal section cavity is combined with the outer side of the outer Together.

The heat insulation material 117 discharges air in the cavity of the heat insulation section bar 96, and improves the heat insulation performance and the deformation resistance of the composite integral heat insulation section bar formed by combining the inner metal section bar, the outer metal section bar and the middle heat insulation section bar.

Example 4:

the structure of the exploded end face of the metal section and the middle integral heat insulation section combined window frame section with the inner and outer corner cavities, the small outer part and the large inner part, which are provided with the inner and outer bulges, is shown in fig. 8, and the structure of the combined end face of fig. 8 is shown in fig. 9, wherein: 140 is a heat insulation profile with corner combining cavities, 141 is an upper transverse rib, 142 is a lower transverse rib, 143 is an inner vertical rib, 144 is an inner trapezoidal positioning groove with a small inner part and a large outer part, 145 is an inner upper connecting protrusion, 146 is an inner upper connecting groove, 147 is an inner upper connecting protrusion lower supporting surface, 148 is an inner lower connecting protrusion, 149 is an inner lower connecting groove, 150 is an inner lower connecting protrusion upper supporting surface, 151 is an outer vertical rib, 152 is an inner small outer large outer trapezoidal positioning groove, 153 is an outer upper connecting protrusion, 154 is an outer upper connecting groove, 155 is an outer upper connecting protrusion lower supporting surface, 156 is an outer lower connecting protrusion, 157 is an outer lower connecting groove, 158 is an outer lower connecting protrusion upper supporting surface, 159 is a corner combining cavity, 160 is an inner metal profile, 161 is an inner metal profile upper horizontal supporting rib, 162 is an upper horizontal supporting rib supporting surface, 163 is an inner metal profile upper pressing plate, 164 is an inner upper pressing surface, 165 is a lower horizontal supporting rib, 166 is a lower horizontal support rib lower support surface, 167 is an inner side metal section lower press plate, 168 is an inner lower press fit surface, 169 is an outer side metal section, 170 is an outer upper horizontal support rib of an outdoor metal section, 171 is an outer upper horizontal support rib upper support surface, 172 is an outer side metal section upper press plate, 173 is an outer upper press fit surface, 174 is an outer lower horizontal support rib, 175 is an outer lower horizontal support rib lower support surface, 176 is an outer side metal section lower press plate, 177 is an outer lower press fit surface, 178 is an inner rectangular air heat preservation cavity, and 179 is an outer rectangular air heat preservation cavity.

When in use, the indoor metal section 160 horizontal supporting rib 161 and the lower horizontal supporting rib 165 are inserted into the inner trapezoidal positioning groove 144 with the small inside and the large outside of the heat insulation section, the metal section inner horizontal supporting rib upper supporting surface 162 is supported on the heat insulation section inner upper connecting protrusion lower supporting surface 147, the metal section horizontal supporting rib lower supporting surface 166 is supported on the heat insulation section inner lower connecting protrusion lower supporting surface 150, the inner side metal section inner upper press-fit surface 164 is pressed in the heat insulation section inner upper connecting groove 146, the inner side metal section lower press-fit surface 168 is pressed in the heat insulation section inner lower connecting groove 149, the metal section 160 with the group corner cavities on the inner side is combined with the inner side of the heat insulation section 140 with the group corner cavities, the outer metal section 169 outer upper horizontal supporting rib 170 and the outer lower horizontal supporting rib 174 are inserted into the heat insulation section 140 outer trapezoidal positioning groove 152 with the small inside and the large outside of the heat insulation section 140, the metal section outer horizontal supporting rib upper supporting surface 171 is supported on the heat insulation section outer, the lower support surface 175 of the outer horizontal support rib of the metal section is supported on the lower support surface 158 of the outer lower connecting protrusion of the heat insulation section, the outer upper press fit surface 173 of the outer metal section is pressed in the outer upper connecting groove 154 of the heat insulation section, the outer lower press fit surface 177 of the outer metal section 169 is pressed in the outer lower connecting groove 157 of the heat insulation section 140, and the metal section 169 with the corner combining cavity on the outer side and the outer side of the heat insulation section 140 with the corner combining cavity are combined together.

Example 5:

the structure of the exploded end face of the window sash section bar with the inner and outer metal sections with the group corner cavities and the middle integral heat insulation section bar embedded and combined is shown in fig. 10, the structure of the combined end face of fig. 10 is shown in fig. 11, wherein: 180 is a window sash heat insulation profile, 181 is an upper transverse rib, 182 is a lower inclined rib, 183 is a lower sealing inclined plane, 184 is an inner vertical rib, 185 is an inner trapezoidal positioning groove with a small inner part and a large outer part, 186 is an inner upper connecting projection, 187 is an inner upper plane, 188 is an inner upper connecting groove, 189 is an inner upper connecting projection lower supporting surface, 190 is an inner lower connecting projection, 191 is an inner lower plane, 192 is an inner lower connecting groove, 193 is an inner lower connecting projection upper supporting surface, 194 is an outer vertical rib, 195 is an inner small outer large outer trapezoidal positioning groove, 196 is an outer upper connecting projection, 197 is an outer upper plane, 198 is an outer upper connecting groove, 199 is an outer upper connecting projection lower supporting surface, 200 is an outer lower connecting projection, 201 is an outer lower plane, 202 is an outer lower connecting groove, 203 is an outer lower connecting projection upper supporting surface, 204 is a group corner cavity, 205 is an inner side metal profile, 206 is an inner side metal profile cavity, 207 is an inner small inner large inner upper supporting rib outside an indoor metal opening, 208 is an inner upper supporting surface, 209 is an inner metal profile upper convex pressing plate, 210 is an inner upper pressing convex, 211 is an inner metal profile outer small inner large inner lower supporting rib, 212 is an inner lower supporting surface, 213 is an inner metal profile lower convex pressing plate, 214 is an inner lower pressing convex, 215 is an inner metal profile corner combining cavity, 216 is an outer metal profile, 217 is an outer metal profile opening cavity, 218 is an outer metal profile outer small inner large outer upper supporting rib, 219 is an outer upper supporting surface, 220 is an outer metal profile upper convex pressing plate, 221 is an outer upper pressing convex, 222 is an outer metal profile outer small inner large outer lower supporting rib, 223 is an outer lower supporting surface, 224 is an outer metal profile lower convex pressing plate, 225 is an outer lower pressing convex, and 226 is an outer metal profile corner combining cavity. 227 is an inner air insulation chamber and 228 is an outer air insulation chamber. .

When in use, the upper supporting rib 207 with small outside and large inside of the indoor metal section 205 and the lower supporting rib 211 with small outside and large inside of the indoor metal section are inserted into the inner trapezoidal positioning groove 185 with small outside and large outside of the heat insulation section, the upper supporting surface 208 in the metal section is supported on the upper connecting protrusion lower supporting surface 189 in the heat insulation section, the lower supporting surface 212 in the metal section is supported on the lower connecting protrusion lower supporting surface 193 in the heat insulation section, the upper press-fit protrusion 210 in the inside metal section is pressed in the upper connecting groove 188 in the heat insulation section, the upper supporting surface 208 in the inside is supported on the upper connecting protrusion lower supporting surface 189 in the inside, the lower press-fit protrusion 214 in the lower connecting groove 192 in the heat insulation section is pressed, the metal section 205 with the group corner cavity at the inner side is combined with the inner side of the heat insulation section 180 with the group corner cavity, the upper supporting rib 218 with small outside and large inside and the outer supporting rib 222 in the outside and large inside of the outdoor metal section is inserted into the, the outer upper support surface 219 of the metal section is supported on the outer upper connecting protrusion lower support surface 199 of the heat insulation section, the outer lower support surface 223 of the metal section is supported on the outer lower connecting protrusion lower support surface 203 of the heat insulation section, the outer upper pressing protrusion 221 of the outer metal section is pressed in the outer upper connecting groove 198 of the heat insulation section, the outer lower pressing protrusion 225 of the outer metal section 216 is pressed in the outer lower connecting groove 202 of the heat insulation section 180, and the metal section 216 with the corner combining cavity on the outer side and the outer side of the heat insulation section 180 with the corner combining cavity are combined together.

Example 6:

the structure diagram of the exploded end face of the window frame section combined by the metal section with the inner and outer corner cavities and the middle integral heat insulation section is shown in fig. 12, the structure diagram of the combined end face of fig. 12 is shown in fig. 13, and fig. 14 is the structure diagram of the combined end face of the foamed heat insulation material filled in the heat insulation material embedding groove on the outer side of fig. 12, wherein: 229 is a window frame heat insulation section bar, 230 is an upper transverse bar, 231 is an upper groove with a small outside and a large inside, 232 is a lower transverse bar, 233 is a lower groove with a small outside and a large inside, 234 is an inner vertical bar, 235 is an inner trapezoidal positioning groove with a small inside and a large outside, 236 is an inner upper connecting projection, 237 is an inner upper connecting groove, 238 is an inner upper connecting projection lower supporting surface, 239 is an inner lower connecting projection, 240 is an inner lower connecting groove, 241 is an inner lower connecting projection upper supporting surface, 242 is an outer vertical bar, 243 is an outer trapezoidal positioning groove with a small inside and a large outside, 244 is an outer upper connecting projection, 245 is an outer upper connecting groove, 246 is an outer upper connecting projection lower supporting surface, 247 is an outer lower connecting projection, 248 is an outer lower connecting groove, 249 is an outer lower connecting projection upper supporting surface, 250 is a group corner cavity, 251 is an inner metal section bar, 252 is an inner metal open cavity, 253 is an inner metal section bar with a small outside and a large inside, 254 is an inner upper supporting surface, 255 is an inner metal section bar with a small inside and a large, 256 is an inner lower supporting surface, 257 is an inner metal section upper protruding pressing plate, 258 is an inner upper pressing surface, 259 is an inner metal section lower protruding pressing plate, 260 is an inner lower pressing surface, 261 is an inner metal section group corner cavity, 262 is an outer metal section, 263 is an outer metal section open cavity, 264 is an outer metal section outer small inner large outer upper supporting rib, 265 is an outer upper supporting surface, 266 is an outer metal section upper protruding pressing plate, 267 is an outer upper pressing surface, 268 is an outer metal section outer small inner large outer lower supporting rib, 269 is an outer lower supporting surface, 270 is an outer metal section lower protruding pressing plate, 271 is an outer lower pressing surface, 272 is an outer metal section group corner cavity, 273 is an inner side upper and lower supporting rib air heat preservation cavity, 274 is an outer side upper and lower supporting rib air preservation cavity, 275 is an inner metal section and middle integral heat insulation section combination section outer heat preservation material embedded groove, 276 is a foamed insulation material.

When in use, the upper supporting rib 253 with small outside and large inside and the lower supporting rib 255 with small outside and large inside and the small inside and the large inside of the indoor metal section 251 are inserted into the inner trapezoidal positioning groove 235 with small inside and large outside of the heat insulation section, the upper supporting surface 254 in the metal section is supported on the upper connecting convex lower supporting surface 238 in the heat insulation section, the lower supporting surface 256 in the metal section is supported on the lower connecting convex lower supporting surface 241 in the heat insulation section, the upper pressing surface 258 in the inside metal section is pressed in the upper connecting groove 237 in the heat insulation section, the lower pressing surface 260 in the inside metal section is pressed in the lower connecting groove 240 in the heat insulation section, the metal section 251 with the group corner cavities on the inner side is combined with the inner side of the heat insulation section 229 with the group corner cavities, the upper supporting rib 264 with small inside and small outside and large inside and the lower supporting rib 268 in the outside and the small inside and the large outside of the heat insulation section are inserted, the outer upper supporting surface 265 of the metal section is supported on the outer upper connecting protrusion lower supporting surface 246 of the heat insulation section, the outer lower supporting surface 269 of the metal section is supported on the outer lower connecting protrusion lower supporting surface 249 of the heat insulation section, the outer upper pressing convex surface 267 of the outer metal section is pressed in the outer upper connecting groove 245 of the heat insulation section, the outer lower pressing surface 271 of the outer metal section is pressed in the outer lower connecting groove 248 of the heat insulation section 229, the metal section 262 with the corner combining cavity on the outer side is combined with the outer side of the heat insulation section 229 with the corner combining cavity, and the outer heat insulation material embedding groove 275 of the outer side of the combined section of the inner metal section and the integral heat insulation section of the middle part is filled with.

The advantages of this embodiment are: 1. the inner embedded foaming heat insulation material 276 is filled in the outer side heat insulation material embedding groove 275 of the combined profile of the inner metal profile, the outer metal profile and the middle integral heat insulation profile, so that the heat transfer area of the inner metal profile and the heat transfer area of the outer metal profile are reduced, and the heat insulation performance of the combined profile of the inner metal profile, the outer metal profile and the middle integral heat insulation profile is improved. 2. The arrangement of the inner and outer metal profiles and the middle integral heat insulation profile combined profile outer side heat insulation material embedding groove 275 reduces the use amount of the inner and outer metal profiles and the use amount of the middle heat insulation profile, and reduces the cost of the heat insulation profile.

Example 7:

the structure of the exploded end face of the window frame section bar combining the metal section bar with the inner and outer corner cavities and the middle integral multi-cavity heat insulation section bar is shown in fig. 15, the structure of the combined end face of fig. 15 is shown in fig. 16, wherein: 277 is a window frame heat insulation profile, 278 is an upper transverse rib, 279 is an upper groove with a small outer part and a large inner part, 280 is a lower transverse rib, 281 is a lower groove with a small outer part and a large inner part, 282 is an inner middle vertical rib, 283 is an outer middle vertical rib, 284 is an inner vertical rib, 285 is an inner trapezoidal positioning groove with a small inner part and a large outer part, 286 is an inner upper connecting protrusion, 287 is an inner upper connecting groove, 288 is an inner upper connecting protrusion lower supporting surface, 289 is an inner lower connecting protrusion, 290 is an inner lower connecting groove, 291 is an inner lower connecting protrusion upper supporting surface, 292 is an outer vertical rib, 293 is an outer trapezoidal positioning groove with a small inner part and a large outer part, 294 is an outer upper connecting protrusion, 295 is an outer upper connecting groove, 296 is an outer upper connecting protrusion lower supporting surface, 297 is an outer lower connecting protrusion, 298 is an outer lower connecting groove, 299 is an outer lower connecting protrusion upper supporting surface, 300 is a group corner cavity, 301 is an inner metal profile, 302 is an inner metal profile cavity, 303 is an inner metal profile cavity with an, 304 is an inner upper supporting surface, 305 is an inner lower supporting rib with a small outer part and a large inner part of an indoor metal section, 306 is an inner lower supporting surface, 307 is an inner upper convex pressing plate of an inner metal section, 308 is an inner upper convex pressing surface, 309 is an inner lower convex pressing plate of an inner metal section, 310 is an inner lower convex pressing surface, 311 is an inner metal section corner cavity, 312 is an outer metal section, 313 is an outer metal section open cavity, 314 is an outer metal section small inner large outer upper supporting rib, 315 is an outer upper supporting surface, 316 is an outer metal section upper convex pressing plate, 317 is an outer upper convex pressing surface, 318 is an outer metal section small outer inner large outer lower supporting rib, 319 is an outer lower supporting surface, 320 is an outer metal section lower convex pressing plate, 321 is an outer lower convex pressing surface, 322 is an outer metal section corner cavity, 323 is an inner upper lower supporting rib air heat preservation cavity, 324 is an outer upper lower supporting rib air preservation cavity, and an outer lower supporting rib heat preservation cavity.

When in use, the upper supporting rib 303 with small outside and large inside and the lower supporting rib 305 with small outside and large inside and the inside of the indoor metal section 301 are inserted into the inner trapezoidal positioning groove 285 with small outside and large outside of the heat insulation section, the upper supporting surface 304 in the metal section is supported on the upper connecting bulge lower supporting surface 288 in the heat insulation section, the lower supporting surface 306 in the metal section is supported on the lower connecting bulge lower supporting surface 291 in the heat insulation section, the upper pressing surface 308 in the inside metal section is pressed in the upper connecting groove 287 in the heat insulation section, the lower pressing surface 310 in the inside metal section is pressed in the lower connecting groove 290 in the heat insulation section, the metal section 301 with the group corner cavities on the inner side is combined with the inner side of the heat insulation section 277 with the group corner cavities, the upper supporting rib 314 with small outside and large inside and the lower supporting rib 318 with small outside and large inside and the outdoor metal section are inserted into the small outside trapezoidal positioning groove 293 in the heat insulation section, the outer upper supporting surface 315 of the metal section is supported on the outer upper connecting protrusion lower supporting surface 296 of the heat insulation section, the outer lower supporting surface 319 of the metal section is supported on the outer lower connecting protrusion lower supporting surface 299 of the heat insulation section, the outer upper pressing convex surface 317 of the outer metal section is pressed in the outer upper connecting groove 295 of the heat insulation section, the outer lower pressing surface 321 of the outer metal section is pressed in the outer lower connecting groove 298 of the heat insulation section 277, and the outer metal section 312 with the corner cavity is combined with the outer side of the heat insulation section 277.

The advantages of this embodiment are: the middle integral heat insulation section adopts a multi-cavity structure, so that the heat insulation performance and the deformation resistance of the middle integral heat insulation section are improved.

Example 8:

the structure diagram of the exploded end face of the window frame profile combined by the metal profiles with the inner and outer corner cavities and the middle integral multi-cavity heat insulation profile filled with the heat insulation material is shown in fig. 17, and the structure diagram of the combined end face of fig. 17 is shown in fig. 18, wherein: 325 is a window frame heat insulation section bar, 326 is an upper transverse bar, 327 is an upper groove with a small outside and a large inside, 328 is a lower transverse bar, 329 is a lower groove with a small outside and a large inside, 330 is an inner middle vertical bar, 331 is an outer middle vertical bar, 332 is an inner vertical bar, 333 is an inner trapezoidal positioning groove with a small inside and a large outside, 334 is an inner upper connecting horizontal projection, 335 is an inner upper connecting groove, 336 is an inner upper connecting horizontal projection lower supporting surface, 337 is an inner lower connecting horizontal projection, 338 is an inner lower connecting groove, 339 is an inner lower connecting horizontal projection upper supporting surface, 340 is an outer vertical bar, 341 is an outer trapezoidal positioning groove with a small inside and a large outside, 342 is an outer upper connecting projection, 343 is an outer upper connecting groove, 344 is an outer upper connecting projection lower supporting surface, 345 is an outer lower connecting projection, 346 is an outer lower connecting groove, 347 is an outer lower connecting projection upper supporting surface, 348 is a group corner cavity, 349 is a heat insulation material, 350 is an inner side section bar, 351 is an inner side metal, 352 is an indoor metal section small outside and small inside and large inside upper supporting rib, 353 is an inside upper horizontal supporting surface, 354 is an indoor metal section small outside and small inside and large inside lower supporting rib, 355 is an inside lower horizontal supporting surface, 356 is an inside metal section upper protruding pressing plate, 357 is an inside upper pressing surface, 358 is an inside metal section lower protruding pressing plate, 359 is an inside lower pressing surface, 360 is an inside metal section corner combining cavity, 361 is an outside metal section, 362 is an outside metal section opening cavity, 363 is an outside metal section small outside and large inside upper supporting rib, 364 is an outside upper horizontal supporting surface, 365 is an outside metal section upper protruding pressing plate, 366 is an outside upper pressing surface, 367 is an outside metal section small outside and large inside lower supporting rib, 368 is an outside lower horizontal supporting surface, an outside metal section lower protruding pressing plate, 370 is an outside lower pressing surface, 371 is an outside metal section corner combining cavity, 372 is an inside upper and lower supporting rib air cavity, 373 is an air insulation chamber between the upper and lower support bars at the outer side.

When in use, the upper horizontal support rib 352 and the lower horizontal support rib 354 of the indoor metal section 350 are inserted into the rectangular positioning groove 333 in the heat insulation section, the upper horizontal support surface 353 in the metal section is supported on the upper horizontal support surface 336 connected with the horizontal projection in the heat insulation section, the lower horizontal support surface 355 in the metal section is supported on the lower horizontal support surface 339 connected with the horizontal projection in the heat insulation section, the upper press-fit surface 357 in the inner metal section is pressed in the upper connecting groove 335 in the heat insulation section, the lower press-fit surface 359 of the inner metal section is pressed in the lower connecting groove 338 in the heat insulation section, the metal section 350 with the group corner cavities on the inner side is combined with the inner side of the heat insulation section 325 with the group corner cavities, the upper horizontal support rib 363 and the lower horizontal support rib 367 of the outdoor metal section 325 are inserted into the rectangular positioning groove 341 outside the heat insulation section 325, the upper horizontal support surface 364 on the upper horizontal support surface 344 outside the heat insulation section is supported, the outer lower horizontal supporting surface 368 of the metal section is supported on the outer lower connecting convex lower horizontal supporting surface 347 of the heat insulation section, the outer upper pressing surface 366 of the outer metal section is pressed in the outer upper connecting groove 343 of the heat insulation section, the outer lower pressing surface 370 of the outer metal section is pressed in the outer lower connecting groove 346 of the heat insulation section 325, and the metal section 361 with the corner cavity group on the outer side is combined with the outer side of the heat insulation section 325.

The advantages of this embodiment are: the middle integral heat insulation section adopts a multi-cavity and filled heat insulation material structure, so that the heat insulation performance and the deformation resistance of the middle integral heat insulation section are improved.

Example 9

Fig. 1 is a view of the assembled end faces of the frame profile with the sash profile and the fittings for doors and windows, wherein: 374 is sealing rubber strip between the frame sash, 375 is sealing rubber strip embedding seat between the frame sash, 376 is sealing rubber strip inclined plane sawtooth between the frame sash, 377 is sealing rubber strip heat preservation cavity between the frame sash, 378 is window frame indoor side metal section, 379 is window frame heat insulation section, 380 is window frame heat insulation section upper transverse bar upper groove, 381 is window frame heat insulation section lower transverse bar groove, 382 is window frame heat insulation section group corner cavity, 383 is window frame outside metal section, 384 is metal connecting plate, 385 is window sash inside metal section, 386 is window sash heat insulation section, 387 is window sash heat insulation section lower inclined bar, 388 is window sash outside metal section, 389 is indoor side sealing strip, 390 is outdoor side sealing strip.

During the equipment, sealed sealing strip inlays seat 375 between frame fan and inlays the groove 380 internal fixation is inlayed to little inside and outside T shape of horizontal muscle on the window frame heat-insulating section bar, sealing strip inclined plane sawtooth 376 and the contact of casement heat-insulating section bar down tilted rib 387 between the frame fan is sealed the gap between the frame fan, sealing strip heat preservation cavity 377 has the space compression deformation effect between the frame fan of regulation and heat preservation effect between the frame fan, installation metal connecting plate 384 in little inside and outside big T shape of lower part horizontal muscle is inlayed the groove 381, connecting bolt passes metal connecting plate 384 and fixes window frame heat-insulating section bar 379 on the wall body, it is low to solve heat-insulating section bar intensity, can' T directly carry out the safety problem of being connected with the wall body with the connecting.

Claims

1. Inside and outside metal forming material and the whole thermal-insulated section bar combination composite door and window section bar in middle part include: inboard metal section, the whole thermal-insulated section in middle part, outside metal section, characterized by: the rectangular corner combining air cavity is arranged in the middle integral heat insulation section, four corners of the rectangular corner combining air cavity are right angles or circular arcs or oblique angles, two sides of the corner combining air cavity are vertical ribs, transverse ribs are arranged above and below the corner combining air cavity, the middle part in the inner side vertical rib is an inner trapezoidal positioning groove with a small inner part and a large outer part, the upper part of the inner trapezoidal positioning groove is an inner upper bulge, the lower part of the inner upper bulge is an inner upper supporting inclined plane inclined downwards, the upper part of the inner upper bulge is an inner upper positioning inclined plane or an inner upper positioning groove, the lower part of the inner vertical rib trapezoidal positioning groove is an inner lower bulge, the upper part of the outer trapezoidal positioning groove is an outer upper bulge, the lower part of the outer upper bulge is an outer upper supporting inclined plane inclined downwards, the upper part of the outer upper bulge is an outer upper positioning inclined plane or an outer upper positioning groove, the lower part of the trapezoid positioning groove of the outer vertical rib is an outer lower protrusion, the upper part of the outer lower protrusion is an outer lower supporting inclined plane which inclines upwards, the lower part of the outer lower protrusion is an outer lower positioning inclined plane or an outer lower positioning groove, the middle part of the inner metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the trapezoid groove which is arranged in the inner vertical rib and is small in the middle part and large in the outer part, the upper and lower supporting ribs which are matched with the inner upper and lower positioning inclined planes or the inner upper and lower positioning grooves are arranged in the middle part of the integral heat insulation section, the upper and lower supporting ribs which are arranged in the inner metal section and are large in the outer part are inserted into the trapezoid positioning groove which is small in the middle part and large in the outer part in the inner vertical rib in the integral heat insulation section in the middle part, the shoulder of the supporting rib on the inner metal, the upper pressure plate of the inner side metal section after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the inner upper positioning groove, the lower pressure plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the inner lower positioning groove, the inner side metal section and the inner side of the heat insulation section are combined into a whole, the middle part of the outer side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the small-outside and large-inside trapezoidal grooves in the middle part of the outer side of the heat insulation section, the upper pressure plate and the lower pressure plate which are matched with the outer upper and lower positioning inclined planes or the outer upper and lower positioning grooves are respectively arranged above and below the outer side metal section, the upper supporting rib and the lower supporting rib which are matched with the outer upper and lower positioning planes in the outer side of the outer side metal section are inserted into the outer trapezoidal positioning groove of the middle integral heat insulation section, the, the outer side metal section upper pressing plate after plastic deformation is pressed on the outer upper convex upper positioning inclined plane or in the outer upper positioning groove, and the outer side metal section lower pressing plate after plastic deformation is pressed on the outer lower convex lower positioning inclined plane or in the outer lower positioning groove, so that the outer side metal section and the outer side of the heat insulation section are combined into a whole.

2. Inside and outside metal forming material and the whole thermal-insulated section bar combination composite door and window section bar in middle part include: inboard metal section, the whole thermal-insulated section in middle part, outside metal section, characterized by: the heat insulating material is filled in the integral heat insulating section bar with rectangular corner combining air cavities, the two sides of the corner combining air cavity are vertical ribs, the upper part and the lower part of the corner combining air cavity are horizontal ribs, the middle part in the inner vertical rib is an inner trapezoidal positioning groove with a small inner part and a large outer part, the upper part of the inner trapezoidal positioning groove is an inner upper bulge, the lower part of the inner upper bulge is an inner upper supporting inclined plane inclined downwards, the upper part of the inner upper bulge is an inner upper positioning inclined plane or an inner upper positioning groove, the lower part of the inner trapezoidal positioning groove is an inner lower bulge, the upper part of the inner lower bulge is an inner lower supporting inclined plane inclined upwards, the lower part of the inner lower bulge is an inner lower positioning inclined plane or an inner lower positioning groove, the outer middle part of the outer vertical rib is an outer trapezoidal positioning groove with a small inner part and a large outer part, the upper part of the outer trapezoidal positioning groove is an outer upper bulge, the lower part of the, the upper part of the outer upper bulge is an outer upper positioning inclined plane or an outer upper positioning groove, the lower part of the outer vertical rib trapezoidal positioning groove is an outer lower bulge, the upper part of the outer lower bulge is an upwardly inclined outer lower supporting inclined plane, the lower part of the outer lower bulge is an outer lower positioning inclined plane or an outer lower positioning groove, the middle part of the inner side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the trapezoidal groove which is arranged in the inner vertical rib of the integral heat insulation section and is small in outside and large in inside, the upper pressing plate and the lower pressing plate which are matched with the inner upper and lower positioning inclined planes or the inner upper and lower positioning grooves are respectively arranged on the upper part and the lower part of the inner side metal section, the upper supporting rib and the lower supporting rib which are large in outside are inserted into the trapezoidal positioning groove which is small in outside in the middle part and is arranged in the outer middle part of the inner vertical rib of the integral heat insulation section, the, the upper pressure plate of the inner side metal section after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the inner upper positioning groove, the lower pressure plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the inner lower positioning groove, the inner side metal section and the inner side of the heat insulation section are combined into a whole, the middle part of the outer side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with the small-outside and large-inside trapezoidal grooves in the middle part of the outer side of the heat insulation section, the upper pressure plate and the lower pressure plate which are matched with the outer upper and lower positioning inclined planes or the outer upper and lower positioning grooves are respectively arranged above and below the outer side metal section, the upper supporting rib and the lower supporting rib which are matched with the outer upper and lower positioning planes in the outer side of the outer side metal section are inserted into the outer trapezoidal positioning groove of the middle integral heat insulation section, the, the outer side metal section upper pressing plate after plastic deformation is pressed on the outer upper convex upper positioning inclined plane or in the outer upper positioning groove, and the outer side metal section lower pressing plate after plastic deformation is pressed on the outer lower convex lower positioning inclined plane or in the outer lower positioning groove, so that the outer side metal section and the outer side of the heat insulation section are combined into a whole.

3. Inside and outside metal forming material and the whole thermal-insulated section bar combination composite door and window section bar in middle part include: inboard metal section, the whole thermal-insulated section in middle part, outside metal section, characterized by: a rectangular corner combining air cavity is arranged in the middle integral heat insulation section, four corners of the rectangular corner combining air cavity are right angles or circular arcs or oblique angles, two sides of the corner combining air cavity are vertical ribs, the upper part and the lower part of the corner combining air cavity are transverse ribs, the middle part of the vertical rib at the inner side of the middle integral heat insulation section is a rectangular positioning groove, the upper part of the inner rectangular positioning groove is an inner upper convex, the lower part of the inner upper convex is a horizontal inner lower convex, the upper part of the inner lower convex is a horizontal inner lower supporting surface, the lower part of the inner lower convex is an inner lower positioning inclined surface or an inner lower positioning groove, the middle part of the vertical rib at the outer side of the middle integral heat insulation section is an outer rectangular positioning groove, the upper part of the outer rectangular positioning groove is an outer upper convex, the lower part of the outer upper convex is a horizontal outer upper supporting surface, the lower part of the outer lower convex is a horizontal outer lower supporting surface, the middle part of the inner metal section is provided with an upper and lower rib matched, the upper and lower supporting ribs of the inner side metal section are inserted into the rectangular positioning groove at the middle part outside the vertical rib in the integral heat insulation section bar at the middle part, the upper horizontal circular bead of the upper supporting rib of the inner side metal section bar is supported on the upper horizontal supporting surface in the integral heat insulation section bar, the lower horizontal circular bead of the lower supporting rib of the inner side metal section bar is supported on the lower horizontal supporting surface in the integral heat insulation section bar, the upper pressing plate of the inner side metal section bar after plastic deformation is pressed on the upper positioning inclined plane of the inner upper bulge or in the upper positioning groove, the lower pressing plate of the inner side metal section bar after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the lower positioning groove, the inner side metal section bar and the inner side of the heat insulation section bar are combined into a whole, the upper and lower supporting ribs matched with the rectangular positioning groove at the middle part outside the vertical rib are, the upper horizontal circular bead of the upper supporting rib of the outer side metal section is supported on the outer upper horizontal supporting surface of the integral heat insulation section, the lower horizontal circular bead of the lower supporting rib of the outer side metal section is supported on the outer lower horizontal supporting surface of the integral heat insulation section, the upper pressure plate of the outer side metal section after plastic deformation is pressed on the upper positioning inclined plane of the outer upper bulge or in the upper positioning groove, the lower pressure plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of the inner lower bulge or in the lower positioning groove, and the inner side metal section and the inner side of the heat insulation section are combined into a whole.

4. Inside and outside metal forming material and the whole thermal-insulated section bar combination composite door and window section bar in middle part include: inboard metal section, the whole thermal-insulated section in middle part, outside metal section, characterized by: the heat insulation material comprises a middle integral heat insulation section, wherein a rectangular corner combination air cavity is arranged in the middle integral heat insulation section, four corners of the rectangular corner combination air cavity are right angles or circular arcs or oblique angles, heat insulation materials are filled in the corner combination air cavity of the integral heat insulation section, vertical ribs are arranged on two sides of the corner combination air cavity, horizontal ribs are arranged above and below the corner combination air cavity, a rectangular positioning groove is arranged in the middle of the vertical rib on the inner side of the middle integral heat insulation section, an inner upper bulge is arranged at the upper part of the inner rectangular positioning groove and is a horizontal inner upper supporting surface, an inner lower bulge is arranged at the lower part of the inner lower bulge and is a horizontal inner lower supporting surface, an inner lower bulge is arranged at the lower part of the inner lower bulge and is an inner lower positioning bevel or an inner lower positioning groove, an outer rectangular positioning groove is arranged in the middle of the vertical rib on the outer side of the middle integral heat insulation section, an outer upper bulge is an outer upper bulge, an, the middle part of the inner side metal section is provided with an upper supporting rib and a lower supporting rib which are matched with a middle rectangular positioning groove in an inner vertical rib of the integral heat insulation section, the upper and the lower supporting ribs of the inner side metal section are inserted into the middle rectangular positioning groove outside the inner vertical rib of the integral heat insulation section, an upper horizontal circular bead of the upper supporting rib of the inner side metal section is supported on an upper horizontal supporting surface in the integral heat insulation section, a lower horizontal circular bead of the lower supporting rib of the inner side metal section is supported on a lower horizontal supporting surface in the integral heat insulation section, an upper pressing plate of the inner side metal section after plastic deformation is pressed on an upper positioning inclined plane of an inner upper bulge or in the upper positioning groove, a lower pressing plate of the inner side metal section after plastic deformation is pressed on the lower positioning inclined plane of an inner lower bulge or in the lower positioning groove, the inner side metal section and the inner side of the heat insulation section are combined, two brace rods on the outside metal section are inserted into a rectangular locating groove in the middle of a vertical bar outside the whole heat insulation section in the middle, a horizontal circular bead on the brace rod on the outside metal section is supported on a horizontal supporting surface outside the whole heat insulation section, a horizontal circular bead on the outside metal section below the brace rod is supported on a horizontal supporting surface outside the whole heat insulation section, an outside metal section upper pressing plate after plastic deformation is pressed on an upper convex upper locating inclined plane or in an upper locating groove, an inside metal section lower pressing plate after plastic deformation is pressed on an inner convex lower locating inclined plane or in an inner lower locating groove, and the inside metal section and the inside of the heat insulation section are combined into a whole.

5. The combination composite door and window profile of the inner and outer metal profiles and the middle integral heat insulation profile as claimed in claim 2 or 4, which is characterized in that: the inner filling heat insulation material is a co-extrusion foaming heat insulation material.

6. The combination composite door and window profile of the inner and outer metal profiles and the middle integral heat insulation profile as claimed in claim 2 or 4, which is characterized in that: the inner filling heat insulation material is a pouring foaming heat insulation material.

7. The combination composite door and window profile of the inner and outer metal profiles and the middle integral heat insulation profile as claimed in claim 1, 2, 3 or 4, which is characterized in that: the middle integral heat insulation section corner air cavity consists of a plurality of cavities.

8. The combination composite door and window profile of the inner and outer metal profiles and the middle integral heat insulation profile as claimed in claim 1, 2, 3 or 4, which is characterized in that: the transverse support rib of the middle integral heat insulation section inclines to one side to form a sealing inclined plane which is contacted with the inclined plane of the rubber strip.

9. The combination composite door and window profile of the inner and outer metal profiles and the middle integral heat insulation profile as claimed in claim 1, 2, 3 or 4, which is characterized in that: the outer part of the middle integral heat insulation section bar transverse supporting rib is provided with a T-shaped embedded groove or a U-shaped embedded groove with a small outer part and a large inner part.