CN218206426U - Aluminum alloy window frame capable of resisting shearing force - Google Patents

Abstract

The utility model relates to a but aluminum alloy window frame of shear resistance, it includes horizontal roof beam structure, vertical roof beam structure and curtain subassembly, curtain subassembly and vertical roof beam structure sliding connection, it still includes roof beam structure connecting piece, the roof beam structure connecting piece has the main part, first cooperation portion and second cooperation portion, the roof beam structure connecting piece is inserted through first cooperation portion and second cooperation portion respectively to connect to in horizontal roof beam structure and the vertical roof beam structure, make horizontal roof beam structure, vertical roof beam structure is fixed with the roof beam structure connecting piece, the equal butt of tip of horizontal roof beam structure and vertical roof beam structure is on the main part of roof beam structure connecting piece. The aluminum alloy window frame of the technical scheme avoids direct contact of the transverse beam frame and the longitudinal beam frame, the beam frame connecting piece bears shearing force applied by the transverse beam frame and the longitudinal beam frame, the integral structural strength is improved, and the transverse beam frame and the longitudinal beam frame can be reserved even if the beam frame connecting piece is deformed and damaged under the action of the shearing force, so that the influence on the integral functions of the transverse beam frame, the longitudinal beam frame and the curtain is reduced.

Description

Aluminum alloy window frame capable of resisting shearing force

Technical Field

The utility model relates to a door and window frame technical field, more specifically say that but aluminum alloy window frame of shear resistance

Background

The aluminum alloy window frame is a frame structure formed by splicing a plurality of beam frames, the whole aluminum alloy window frame is made of aluminum alloy extruded sections, and the aluminum alloy window frame is not of an integrated structure and needs a plurality of beam frames to be spliced, so that the traditional aluminum alloy window frame has low integral structure strength, is easy to deform, is difficult to stably support a mounted curtain for a long time, and has high splicing difficulty of each beam frame, therefore, a novel aluminum alloy window frame which optimizes the structure on the basis of the traditional aluminum alloy window frame is presented in the market, as shown in Chinese patent with publication No. CN106522743A and with the patent name of 'an aluminum alloy window frame', the aluminum alloy window frame comprises a first cross beam, a second cross beam, a first longitudinal beam and a second longitudinal beam, wherein a first aluminum pipe is arranged inside the first cross beam, a second aluminum pipe is arranged inside the second cross beam, a first through hole and a second through hole are respectively formed in the upper end and the lower end of the first longitudinal beam and the lower end of the second longitudinal beam, the upper portions of the first longitudinal beam and the second longitudinal beam are connected with the first aluminum pipe through conical fastening members for the first through hole in a pin joint mode, the lower portions of the first longitudinal beam and the second longitudinal beam are connected with the second aluminum pipe through conical fastening members for the second through hole in a pin joint mode, and after connection, the first cross beam, the first longitudinal beam, the second cross beam and the second longitudinal beam are sequentially combined into a square window frame.

When the aluminum alloy window frame is installed, a first aluminum pipe of a first cross beam and a second aluminum pipe of a second cross beam need to be inserted into a first through hole and a second through hole at the upper end and the lower end of a first longitudinal beam and a second longitudinal beam respectively, and then the first aluminum pipe and the second aluminum pipe are connected and fixed with one ends of the first aluminum pipe and the second aluminum pipe which penetrate through the first through hole and the second through hole through a tapered fastening member, so that the first cross beam, the first longitudinal beam, the second cross beam and the second longitudinal beam are kept fixed, after the first cross beam, the first longitudinal beam, the second cross beam and the second longitudinal beam are kept in butt joint, the first cross beam, the first longitudinal beam, the second cross beam and the second longitudinal beam have certain structural strength and can be quickly spliced.

SUMMERY OF THE UTILITY MODEL

To above circumstances, for overcoming the aluminum alloy window frame among the above-mentioned prior art after traditional aluminum alloy window frame improves under the influence of external factors such as the wall body sinks, the butt joint department of each crossbeam of window frame, longeron can extrude each other, produces the shearing force, can lead to each crossbeam, longeron deformation and unable normal use under the long-time effect of shearing force, the utility model aims at providing a can reduce shearing force influence, overall structure intensity is high, non-deformable, and the concatenation flow is simple, the aluminum alloy window frame of the anti-shear force that easily masters.

In order to achieve the above object, the technical solution of the present invention is:

the utility model provides a but aluminum alloy window frame of shear resistance, it includes horizontal roof beam structure, vertical roof beam structure and curtain subassembly, curtain subassembly and vertical roof beam structure sliding connection, it still includes roof beam structure connecting piece, the roof beam connecting piece has the main part and forms first cooperation portion and the second cooperation portion on this main part, the roof beam connecting piece is inserted respectively to horizontal roof beam structure and vertical roof beam structure through first cooperation portion and second cooperation portion in, make horizontal roof beam structure, vertical roof beam structure and roof beam structure connecting piece fixed, the tip of horizontal roof beam structure and vertical roof beam structure all butts on the main part of roof beam structure connecting piece.

Preferably, a first guard plate and a second guard plate opposite to the first matching part and the second matching part are formed on the main body part of the beam frame connecting piece, a first slot and a second slot are formed between the first guard plate and the first matching part and between the second guard plate and the second matching part respectively, and the end parts of the transverse beam frame and the longitudinal beam frame are inserted into the first slot and the second slot respectively.

Preferably, a step surface is formed between the main body portion of the beam connection member and the first and second engagement portions, and the ends of the transverse beam and the longitudinal beam both abut against the step surface.

Preferably, a transverse convex rib and a longitudinal convex rib are respectively formed in the transverse beam frame and the longitudinal beam frame along the respective length directions, clamping grooves are formed among the transverse convex rib and the longitudinal convex rib, the transverse beam frame and the longitudinal beam frame, and a first matching part and a second matching part of the beam frame connecting piece are respectively inserted into the clamping grooves of the transverse beam frame and the longitudinal beam frame.

Preferably, the first and second fitting portions of the beam connecting member are formed with first and second guide blocks opposed to the lateral and longitudinal ribs, respectively.

Preferably, the opposite side outer walls of the first matching part and the second matching part of the beam connecting element are respectively provided with a bevel.

Preferably, extension lines of the proximal ends of the first fitting portion and the second fitting portion are perpendicular.

Preferably, the transverse beam frame and the longitudinal beam frame are respectively formed with a transverse reinforcing rib and a longitudinal reinforcing rib in the length direction.

Preferably, the curtain component comprises a curtain surface, a balancing weight and a sliding block, wherein two ends of the curtain surface are respectively connected with the transverse beam frame and the balancing weight which are positioned at the top, and the sliding block is arranged at two ends of the balancing weight and is connected in the opposite sides of the longitudinal reinforcing ribs of the two longitudinal beam frames in a sliding manner.

Preferably, the curtain is a folding curtain.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses an among the aluminum alloy window frame, because the equal direct butt of tip of horizontal roof beam structure and vertical roof beam structure is on the main part of roof beam structure connecting piece, the direct contact of horizontal roof beam structure and vertical roof beam structure has been avoided, bear the shearing force that horizontal roof beam structure and vertical roof beam structure were applyed by the roof beam structure connecting piece, thereby holistic structural strength has been promoted, even the roof beam structure connecting piece warp the damage under the shearing force effect, also can keep horizontal roof beam structure and vertical roof beam structure, need not to dismantle, only need to damage the partial roof beam structure connecting piece change can, and then reduce the influence to horizontal roof beam structure, the overall function of vertical roof beam structure and (window) curtain.

Drawings

FIG. 1 is a schematic view of the overall structure of the aluminum alloy window frame and curtain assembly when the curtain surface is folded;

FIG. 2 is a schematic view of the overall structure of the aluminum alloy window frame curtain assembly when the curtain surface is laid down

FIG. 3 is a schematic view of the aluminum alloy window frame with the window curtain assembly removed;

FIG. 4 is a schematic view of the overall structure of the transverse beam frame of the aluminum alloy window frame of the present invention;

FIG. 5 is a schematic view of the overall structure of the longitudinal beam frame of the aluminum alloy window frame of the present invention;

FIG. 6 is a schematic view of the overall structure of the aluminum alloy window frame beam connecting member of the present invention;

FIG. 7 is a schematic view of the overall structure of the aluminum alloy window frame connecting member at another viewing angle;

fig. 8 is a schematic sectional view of the aluminum alloy window frame of the present invention in a side view after the window curtain assembly is removed;

fig. 9 is a schematic sectional view of the aluminum window frame of the present invention in a front view state after the window curtain component is removed.

As shown in the figure:

1. a transverse beam frame; 101. transverse convex ribs; 102. transverse reinforcing ribs; 2. a longitudinal beam frame; 201. longitudinal convex ribs; 202. longitudinal reinforcing ribs; 3. a beam frame connecting member; 301. a main body part; 301a, a first guard plate; 301b, a second guard plate; 302. a first mating portion; 302a, a first guide block; 303. a second fitting portion; 303a, a second guide block; 304. a first slot; 305. a second slot; 306. a step surface; 4. a card slot; 5. a curtain surface; 6. a counterweight block; 7. a slide block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships usually placed when the product of the present invention is used, and are only for the convenience of simplifying the description, but not for indicating or suggesting the specific directions and the specific direction configurations and operations that the directions must have, and therefore, the present invention should not be construed as being limited.

As shown in fig. 1 to 9, a shear-resistant aluminum alloy window frame comprises a transverse beam frame 1, a longitudinal beam frame 2 and a curtain assembly which are consistent with the structure of a conventional aluminum alloy window frame, wherein the curtain assembly is connected with the longitudinal beam frame 2 in a sliding manner, and is folded and unfolded during sliding, and it can be understood that the transverse beam frame 1 and the longitudinal beam frame 2 are respectively parallel to and perpendicular to the horizontal plane after being installed on a wall surface, wherein two sets of transverse beam frame 1 and longitudinal beam frame 2 are respectively configured, the transverse beam frame 1 and the longitudinal beam frame 2 jointly form a window frame with a rectangular overall appearance, and particularly, the aluminum alloy window frame further comprises a beam frame connecting piece 3, the beam frame connecting piece 3 is provided with a main body part 301 and a first matching part 302 and a second matching part 303 which are formed on the main body part 301, the first matching part 302 and the second matching part 303 are formed on the lateral surface of the main body part 301 and extend towards different directions, the roof beam connecting piece 3 inserts respectively to horizontal roof beam structure 1 and vertical roof beam structure 2 through first cooperation portion 302 and second cooperation portion 303 in, makes each horizontal roof beam structure 1 and vertical roof beam structure 2 link to each other and fix through roof beam connecting piece 3, can understand that, roof beam connecting piece 3 configuration is to the quantity that equals with horizontal roof beam structure 1 and vertical roof beam structure 2, makes horizontal roof beam structure 1 and vertical roof beam structure 2 realize two liang of continuous through roof beam connecting piece 3, based on the utility model discloses an aluminum alloy window frame only comprises horizontal roof beam structure 1, vertical roof beam structure 2 and roof beam connecting piece 3, retrencies a large amount of assembled parts, so aluminum alloy window frame wholly has simple structure, low in manufacturing cost's characteristics, wherein, roof beam connecting piece 3 keeps perpendicular and plays the support of support for each horizontal roof beam structure 1 and vertical roof beam structure 2, and the material of roof beam connecting piece 3 can be metal, roof beam structure 3, hard materials such as plastics, thereby the whole window frame can still keep higher structural strength on the premise of simplifying the structure, when in installation, only the first matching part 302 or the second matching part 303 of the beam frame connecting piece 3 needs to be inserted from the end part of the transverse beam frame 1 or the longitudinal beam frame 2, then the other end is inserted into the end part of the longitudinal beam frame 2 or the transverse beam frame 1 until the end parts of the transverse beam frame 1 and the longitudinal beam frame 2 are propped against the main body part 301 of the beam connecting piece, the splicing of the window frame can be completed, the whole splicing process is simple, the user can complete the splicing rapidly, and the end parts of the transverse beam frame 1 and the longitudinal beam frame 2 are directly exposed in the external space, the installation difficulty of the beam frame connecting piece 3 is greatly reduced, meanwhile, when only one end of the beam frame connecting piece 3 is inserted into the transverse beam frame 1 or the longitudinal beam frame 2, the other end of the beam frame connecting piece 3 is also exposed in the external space, can the audio-visual whole installation of observation through the naked eye, the flow of concatenation, and then make the installation, the degree of difficulty of concatenation can be further reduced, the utility model discloses an among the aluminum alloy window frame, because the equal direct butt of tip of horizontal roof beam structure 1 and vertical roof beam structure 2 is on the main part 301 of roof beam structure connecting piece 3, the direct contact of horizontal roof beam structure 1 and vertical roof beam structure 2 has been avoided, bear the shearing force that horizontal roof beam structure 1 and vertical roof beam structure 2 were applyed by roof beam structure connecting piece 3, thereby holistic structural strength has been promoted, even roof beam structure connecting piece 3 warp under the shearing force effect and damages, also can keep horizontal roof beam structure 1 and vertical roof beam structure 2, need not to dismantle, only need to damage partial roof beam structure connecting piece 3 change can, and then reduce the influence to horizontal roof beam structure 1, the overall function of vertical roof beam structure 2 and (window) curtain.

As shown in fig. 6 to 9, a first guard plate 301a and a second guard plate 301b opposite to the first matching portion 302 and the second matching portion 303 are formed on the main body portion 301 of the beam connecting element 3, the first guard plate 301a and the first matching portion 302 are spaced, the second guard plate 301b and the second matching portion 303 are spaced, so that a first slot 304 is formed between the first guard plate 301a and the first matching portion 302, a second slot 305 is formed between the second guard plate 301b and the second matching portion 303, the ends of the transverse beam frame 1 and the longitudinal beam frame 2 are respectively inserted into the first slot 304 and the second slot 305, the transverse beam frame 1 in the first slot 304 can be limited from moving radially by the first guard plate 301a and the main body portion 301 matching with the first matching portion 302, and the longitudinal beam frame 2 in the second slot 305 can also be limited from moving radially by the second guard plate 301b and the main body portion 301 matching with the second matching portion 303, thereby ensuring the stability of the whole frame after splicing.

As shown in fig. 6 to 9, a step surface 306 is formed between the main body 301 of the beam connecting member 3 and the first and second engaging portions 302 and 303, and the ends of the transverse beam frame 1 and the longitudinal beam frame 2 are abutted against the step surface 306, so that the step surface 306 can limit the axial movement of the transverse beam frame 1 and the longitudinal beam frame 2 in the abutted state, thereby further improving the stability of the whole frame after splicing.

As shown in fig. 4, fig. 5, fig. 8 and fig. 9, the transverse beam frame 1 and the longitudinal beam frame 2 are respectively formed with a transverse rib 101 and a longitudinal rib 201 along the respective length direction, it should be mentioned that, in the present invention, the transverse rib 101 and the longitudinal rib 201 are both configured into two sets which are opposite, a slot 4 is formed between the two sets of transverse ribs 101 and the transverse beam frame 1, and similarly, a slot 4 is also formed between the two sets of longitudinal ribs 201 and the longitudinal beam frame 2, the slots 4 in the transverse beam frame 1 and the longitudinal beam frame 2 are respectively used for inserting the first matching portion 302 and the second matching portion 303 of the beam frame connecting member 3, because the transverse rib 101 and the longitudinal rib 201 are respectively arranged along the length direction of the transverse beam frame 1 and the longitudinal beam frame 2, therefore, the two clamping grooves 4 respectively extend along the length directions of the transverse beam frame 1 and the longitudinal beam frame 2, after the first matching part 302 and the second matching part 303 of the beam frame connecting piece 3 are inserted, the first matching part 302 and the second matching part 303 can slide along the clamping grooves 4, and further the first matching part 302 and the second matching part 303 can be completely immersed into the transverse beam frame 1 and the longitudinal beam frame 2 until the end parts of the transverse beam frame 1 and the longitudinal beam frame 2 are abutted, so that the beam frame connecting piece 3 and the transverse beam frame 1 and the longitudinal beam frame 2 are stably fixed, and in the inserting state, the first matching part 302 and the second matching part 303 of the beam frame connecting piece 3 respectively limit the radial movement of the transverse beam frame 1 and the longitudinal beam frame 2.

As shown in fig. 6 to 9, further, a first guide block 302a and a second guide block 303a opposite to the transverse rib 101 and the longitudinal rib 201 are respectively formed on the first matching part 302 and the second matching part 303 of the beam frame connecting member 3, and the arrangement of the first guide block 302a and the second guide block 303a enables the contact position of the beam frame connecting member 3 with the transverse rib 101 and the longitudinal rib 201 to have a larger longitudinal thickness, so that the overall structural strength of the beam frame connecting member 3 is improved, and the deformation resistance of the beam frame connecting member is improved.

As shown in fig. 6 and 7, the opposite side outer walls of the first mating portion 302 and the second mating portion 303 of the beam connecting element 3 are inclined guiding surfaces, based on the above arrangement, the volumes of the opposite sides of the first mating portion 302 and the second mating portion 303 are reduced, and as a whole, the first mating portion 302 and the second mating portion 303 are in a step structure, the area of the vertical projection surface of the first mating portion 302 and the area of the other parts of the second mating portion 303 are smaller than that of the first mating portion 302, so that the beam connecting element 3 can be more rapidly inserted into the clamping grooves 4 of the transverse beam frame 1 and the longitudinal beam frame 2, and the mounting and splicing speed is improved.

As shown in fig. 6 to 9, after the extension lines of the adjacent ends of the first matching part 302 and the second matching part 303 are perpendicular, and the first matching part 302 and the second matching part 303 which are perpendicular to each other can be connected with the transverse beam frames 1 and the longitudinal beam frames 2, the transverse beam frames 1 can be kept parallel, and the transverse beam frames 1 and the longitudinal beam frames 2 can be kept perpendicular, so that the curtain can be normally folded and unfolded.

As shown in fig. 4, fig. 5, fig. 8 and fig. 9, the length directions of the transverse beam frame 1 and the longitudinal beam frame 2 are respectively provided with a transverse reinforcing rib 102 and a longitudinal reinforcing rib 202, the arrangement of the transverse reinforcing rib 102 and the longitudinal reinforcing rib 202 can improve the structural strength of the transverse beam frame 1 and the longitudinal beam frame 2, and further the whole structural strength of the window frame can be further improved.

As shown in fig. 1 and 2, the curtain component includes a curtain face 5, a balancing weight 6 and a sliding block 7, two ends of the curtain face 5 are respectively connected with a transverse beam frame 1 and the balancing weight 6 which are positioned at the top, the sliding block 7 is arranged at two ends of the balancing weight 6 and is connected in opposite sides of a longitudinal reinforcing rib 202 of two longitudinal beam frames 2 in a sliding way, after the transverse beam frame 1, the longitudinal beam frames 2 and a beam frame connecting piece 3 are fixed to form a rectangular window frame whole, the distance between the two longitudinal beam frames 2 is kept fixed, after the balancing weight 6 is connected in the two longitudinal beam frames 2 in a sliding way through the sliding blocks 7 at the two ends, the inner wall of the longitudinal beam frame 2 and the longitudinal reinforcing rib 202 can limit to limit the horizontal direction, the front and back movement and the left and right movement of the longitudinal beam frame are limited, the balancing weight 6 and the sliding block 7 can always keep linear movement, and the balancing weight 6 can drive the curtain face 5 to be folded and unfolded when moving.

As shown in fig. 2, the curtain surface 5 is a folding curtain surface 5, and the arrangement of the folding curtain surface 5 makes the curtain assembly not need to be provided with a winding mechanism, so that the curtain surface 5 can be completely pressed into the transverse beam frame 1 at the top by folding itself when being folded, thereby further simplifying the overall structure of the window frame, reducing the overall volume, and improving the convenience of installation and splicing.

Referring to fig. 1 to 9, the aluminum alloy window frame of the present invention is assembled and spliced by first inserting the first mating portion 302 or the second mating portion 303 of the beam frame connecting member 3 into the slot 4 at the end of any one of the transverse beam frame 1 or the longitudinal beam frame 2, and pressing the beam frame connecting member 3 to slide the first mating portion 302 or the second mating portion 303 along the slot 4, and along with the sliding, the end of the transverse beam frame 1 or the longitudinal beam frame 2 is gradually inserted into the first slot 304 between the first guard plate 301a and the first mating portion 302, or the second slot 305 between the second guard plate 301b and the first mating portion 302, until the first mating portion 302 or the second mating portion 303 completely enters the slot 4, and the end of the transverse beam frame 1 or the longitudinal beam frame 2 is abutted against the step surface 306 between the main body part 301 of the beam frame connecting piece 3 and the first matching part 302 or the second matching part 303, then any longitudinal beam frame 2 or the transverse beam frame 1 is sleeved on the second matching part 303 or the first matching part 302 of the beam frame connecting piece 3 through the end clamping groove 4 and moves, similarly, until the end is inserted into the second slot 305 or the first slot 304 until the second matching part 303 or the first matching part 302 completely enters the clamping groove 4, and the end of the transverse beam frame 1 or the longitudinal beam frame 2 is abutted against the step surface 306 between the main body part 301 of the beam frame connecting piece 3 and the first matching part 302 or the second matching part 303, and through the mode, the transverse beam frame 1 and the longitudinal beam frame 2 are sequentially spliced to form the window frame.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims (10)

1. The utility model provides an aluminum alloy window frame that can resist shear force, it includes horizontal roof beam structure (1), longitudinal beam structure (2) and curtain subassembly, the curtain subassembly is with longitudinal beam structure (2) sliding connection, characterized in that, it still includes roof beam structure connecting piece (3), roof beam structure connecting piece (3) have main part (301) and form first cooperation portion (302) and second cooperation portion (303) on this main part (301), roof beam connecting piece (3) are inserted respectively to horizontal roof beam structure (1) and longitudinal beam structure (2) through first cooperation portion (302) and second cooperation portion (303), make horizontal roof beam structure (1), longitudinal beam structure (2) and roof beam structure connecting piece (3) fixed, the tip of horizontal roof beam structure (1) and longitudinal beam structure (2) all butts on main part (301) of roof beam structure connecting piece (3).

2. The aluminum alloy window frame capable of resisting shearing force according to claim 1, wherein a first protection plate (301 a) and a second protection plate (301 b) opposite to the first matching portion (302) and the second matching portion (303) are formed on the main body portion (301) of the beam frame connecting piece (3), a first slot (304) and a second slot (305) are respectively formed between the first protection plate (301 a) and the first matching portion (302) and between the second protection plate (301 b) and the second matching portion (303), and the ends of the transverse beam frame (1) and the longitudinal beam frame (2) are respectively inserted into the first slot (304) and the second slot (305).

3. A shear resistant aluminium alloy window frame according to claim 2, wherein the body portion (301) of said beam connecting member (3) and the first and second engaging portions (302, 303) define a step surface (306), and the ends of said transverse beam (1) and said longitudinal beam (2) abut against said step surface (306).

4. The aluminum alloy window frame capable of resisting shearing force according to claim 1, wherein a transverse rib (101) and a longitudinal rib (201) are respectively formed in the transverse beam frame (1) and the longitudinal beam frame (2) along the respective length directions, clamping grooves (4) are formed among the transverse rib (101) and the longitudinal rib (201), the transverse beam frame (1) and the longitudinal beam frame (2), and the first matching part (302) and the second matching part (303) of the beam frame connecting piece (3) are respectively inserted into the clamping grooves (4) of the transverse beam frame (1) and the longitudinal beam frame (2).

5. A shear resistant al alloy window frame according to claim 3, wherein the first and second fitting portions (302, 303) of the beam connecting member (3) are formed with first and second guide blocks (302 a, 303 a) opposite to the lateral and longitudinal ribs (101, 201), respectively.

6. A shear resistant aluminium alloy window frame according to claim 3, wherein the opposite outer walls of the first (302) and second (303) mating parts of the beam connecting element (3) are beveled.

7. A shear resistant al alloy window frame according to claim 1, wherein the extensions of the proximal ends of the first fitting part (302) and the second fitting part (303) are perpendicular.

8. The aluminum alloy window frame capable of resisting shearing force according to claim 1, wherein the transverse beam frame (1) and the longitudinal beam frame (2) are respectively formed with a transverse reinforcing rib (102) and a longitudinal reinforcing rib (202) in the length direction.

9. A shear resistant aluminium alloy window frame according to claim 1, wherein the curtain assembly comprises a curtain face (5), a weight block (6) and a slider block (7), both ends of the curtain face (5) are respectively connected with the transverse beam frame (1) and the weight block (6) which are positioned at the top, and the slider block (7) is arranged at both ends of the weight block (6) and is slidably connected in the opposite sides of the longitudinal reinforcing ribs (202) of the two longitudinal beam frames (2).

10. A shear resistant aluminium alloy window frame according to claim 9, wherein the curtain surface (5) is a folding curtain surface (5).

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