CN114278209A

CN114278209A - Aluminum alloy shutter

Info

Publication number: CN114278209A
Application number: CN202111613616.2A
Authority: CN
Inventors: 袁梓涵; 吴鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-04-05

Abstract

The invention relates to the technical field of architectural decoration, in particular to an aluminum alloy shutter, which comprises an aluminum alloy frame, a shutter main body, an aluminum alloy insect-proof net, a drawing component, a switch component, a self-locking mechanism and a bottom waterproof mechanism, wherein the aluminum alloy frame is a window body frame formed by fixedly splicing a plurality of aluminum alloy plates through bolts, a plurality of shutter mounting holes are symmetrically formed in the side wall of an inner frame of the aluminum alloy frame, the shutter main body is matched in the mounting holes, the aluminum alloy insect-proof net is arranged between the adjacent shutter main bodies, the switch component and the self-locking mechanism are respectively arranged in cavities at two sides of the aluminum alloy frame, one end of the aluminum alloy insect-proof net is connected with the front end of the aluminum alloy shutter, the other end of the aluminum alloy insect-proof net is connected with the drawing component, when the shutter is opened, the drawing component is linked with the aluminum alloy shutter to stretch the aluminum alloy shutter to form the insect-proof net and block gaps between the adjacent shutters, thereby preventing mosquitoes from entering the room from the gap of the shutter blades.

Description

Aluminum alloy shutter

Technical Field

The invention relates to the technical field of architectural decoration, in particular to an aluminum alloy shutter.

Background

The louver window is used as a decorative window in the building industry, is selected by the masses due to the characteristics of ventilation and attractiveness, more and more people are interested in purchasing low-rise foreign houses along with the improvement of living standard of people in recent years, and the louver window can be used for ventilating indoor and making houses more attractive when the houses are decorated;

the existing shutter has the following defects that a, the volume ratio of a newly-built foreign-style house cell is small, the greening area is wide, so that more mosquitoes are generated in summer, and the mosquitoes easily enter the house through the shutter, which causes troubles to people, and b, in addition, the existing shutter still has larger gaps between adjacent blades in a closed state and has no obstacle, and when wind and rain are mixed, rainwater is often ejected from gaps of the shutter to enter the house.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an aluminum alloy shutter.

The technical scheme adopted by the invention for solving the technical problems is as follows: an aluminum alloy shutter comprises an aluminum alloy frame, a shutter body, an aluminum alloy insect-proof net, a traction component, a switch component, a self-locking mechanism and a bottom waterproof mechanism, the aluminum alloy frame is a window body frame formed by fixedly splicing a plurality of aluminum alloy plates through bolts, a plurality of window leaf mounting holes are symmetrically arranged on the side wall of the inner frame of the aluminum alloy frame, the window leaf main bodies are matched in the mounting holes, an aluminum alloy insect-proof net is arranged between the adjacent window leaf main bodies, the switch components and the self-locking mechanisms are respectively arranged in the cavities at the two sides of the aluminum alloy frame, the switch component and the self-locking mechanism connect the plurality of louver main bodies to enable the louver main bodies to be consistent in motion state, a traction component is arranged between the top and the bottom of the aluminum alloy frame, the traction assembly connects a plurality of aluminum alloy insect-proof nets in series to enable the aluminum alloy insect-proof nets to be consistent in motion state, and a bottom waterproof mechanism is arranged at the bottom of the inner frame of the aluminum alloy frame;

the window leaf main body comprises an aluminum alloy window leaf matched in a window leaf mounting hole, supporting rotating shafts are symmetrically arranged on two sides of the aluminum alloy window leaf, the supporting rotating shafts and the window leaf mounting hole are matched mechanisms, an insect-proof net clamping groove A is welded at one end of the upper surface of the aluminum alloy window leaf, a plurality of abdicating grooves are formed in the insect-proof net clamping groove A, buckles are arranged at the notches of the abdicating grooves, two strip holes are symmetrically formed in the other end of the aluminum alloy window leaf, and two fixing rings A are symmetrically arranged on one side of each strip hole;

the traction assembly comprises a plurality of pulleys fixed inside cavities at the upper end and the lower end of the aluminum alloy frame through bolts, a rope is arranged between the upper pulley and the lower pulley, the rope forms a closed annular rope loop, one side of the rope loop penetrates through a strip hole formed by a plurality of aluminum alloy window leaves, the other side of the rope loop is fixed with a fixing ring A formed by the plurality of aluminum alloy window leaves, and a movable plate main body is fixedly arranged on the outer wall of the rope below the strip hole;

the aluminum alloy insect-proof net is composed of insect-proof net mounting shafts, elastic ropes and net pieces, the net pieces are bound and connected in series through the elastic ropes to form the elastic net, two ends of the elastic net are bound and connected to the insect-proof net mounting shafts through the elastic ropes, and the insect-proof net mounting shafts at the two ends are respectively matched with the insect-proof net clamping grooves A and the movable plate main body.

Further, the movable plate main part is including fixing the movable plate on the rope, and the central point of movable plate puts the symmetry and is provided with solid fixed ring B, and solid fixed ring B and rope be the cooperation mechanism, and one side position of solid fixed ring B is provided with the hole of stepping down, and is fixed with the rope of solid fixed ring A one side and passes the hole of stepping down, and the one end integrated into one piece of movable plate has fly net draw-in groove B, and fly net draw-in groove B and fly net installation axle are the cooperation mechanism.

Further, the switch assembly comprises a plurality of rotating plates A fixedly connected with the supporting rotating shaft through bolts, the tail ends of the rotating plates A are provided with rollers, the rollers of the rotating plates A are rotatably matched on the connecting plate A, the middle area of the connecting plate A is provided with two roller shafts A, the outer wall of each roller shaft A is slidably matched with a sliding plate A, one end of each sliding plate A is welded with a push rod, one end of each push rod penetrates through one end face of the aluminum alloy frame, one side of each sliding plate A is provided with a limiting block A, and the limiting blocks A are fixed on the inner wall of the aluminum alloy frame through bolts.

Further, self-locking mechanism includes a plurality of rotor plates B that pass through bolt and support pivot fixed connection, rotor plate B's end is provided with the roller, and a plurality of rotor plate B's roller normal running fit is on connecting plate B, connecting plate B's middle zone is provided with two roller bearing B, sliding fit has sliding plate B on roller bearing B's the outer wall, one side position of sliding plate B is provided with stopper B, and stopper B passes through the bolt fastening on the aluminum alloy frame inner wall, the round hole has been seted up to sliding plate B's one end, and the embedding has the fixed axle in the round hole, one side of sliding plate B is provided with spacing subassembly, and spacing subassembly and fixed axle are cooperation mechanism.

Further, the limiting assembly comprises two supporting columns fixed on one side of the inner wall of the aluminum alloy frame and the sliding plate B through bolts, a press switch is in sliding fit on the outer wall of each supporting column, one end of the press switch penetrates through one end face of the aluminum alloy frame, a limiting toothed plate is fixedly mounted on one end face of the press switch through bolts, the limiting toothed plate and the fixed shaft are matched, and a reset spring is directly arranged at one end of each supporting column and the inner wall of the aluminum alloy frame in a matching mode through the press switch.

Furthermore, the bottom waterproof mechanism comprises a barrier strip welded at the bottom of the inner frame of the aluminum alloy frame, and a bottom insect-proof net clamping groove is welded in front of the barrier strip.

Furthermore, the elastic rope can stretch along with the change of the tension, and the cable rope cannot stretch in the moving process.

The invention has the beneficial effects that:

1: one end of the aluminum alloy insect-proof net is connected with the front end of the aluminum alloy window leaf, the other end of the aluminum alloy insect-proof net is connected with the traction component, when the shutter is opened, the traction component and the aluminum alloy window leaf are linked to enable the aluminum alloy insect-proof net to be stretched out, the insect-proof net is formed and is blocked at the gap of adjacent blades of the shutter, and therefore mosquitoes are prevented from entering a room from the gap of the blades of the shutter;

2: one end of the aluminum alloy window leaf is connected with one end of the aluminum alloy insect-proof net, when the shutter is closed, the aluminum alloy insect-proof net is contracted, net pieces of the contracted aluminum alloy insect-proof net are stacked above the aluminum alloy window leaf, gaps between adjacent window leaves are filled, rainwater can be prevented from being ejected into a room from a gap of the window leaf when raining, and rainwater flowing down from the shutter flows to the outside through the blocking of the bottom waterproof mechanism to prevent rainwater from entering the room through the shutter in heavy rainy days.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a perspective view of a louver of the present invention;

FIG. 3 is a perspective view of an aluminum alloy insect net of the present invention;

FIG. 4 is an elevational view of a portion of the structure of the present invention;

FIG. 5 is an enlarged view of area B of FIG. 4 in accordance with the present invention;

FIG. 6 is a cross-sectional view taken along A-A of FIG. 4;

FIG. 7 is an enlarged view of area C of FIG. 6 in accordance with the present invention;

FIG. 8 is a perspective view of the moving plate body of the present invention;

FIG. 9 is an enlarged partial view of the switch assembly of the present invention;

fig. 10 is an enlarged view of a portion of the self-locking mechanism of the present invention.

In the figure: 1. an aluminum alloy frame; 2. a louver body; 3. an aluminum alloy insect-proof net; 4. a pulling assembly; 5. a switch assembly; 6. a self-locking mechanism; 7. a bottom waterproofing mechanism; 21. an aluminum alloy window leaf; 22. a support shaft; 23. an insect-proof net clamping groove A; 24. buckling; 25. a fixing ring A; 31. installing a shaft of the insect-proof net; 32. a mesh sheet; 33. an elastic cord; 41. a pulley; 42. a rope; 43. moving the plate body; 51. rotating the plate A; 52. a connecting plate A; 53. a roller A; 54. a limiting block A; 55. a sliding plate A; 56. a push rod; 61. a rotating plate B; 62. a connecting plate B; 63. a roller B; 64. a sliding plate B; 65. a fixed shaft; 66. a limiting block B; 67. a limiting component; 71. a bottom insect-proof net clamping groove; 72. blocking strips; 431. moving the plate; 432. an insect-proof net clamping groove B; 433. a fixing ring B; 671. a limit toothed plate; 672. pressing a switch; 673. support posts and 674, return springs.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-10, the aluminum alloy louver according to the present invention comprises an aluminum alloy frame 1, a louver main body 2, an aluminum alloy insect-proof net 3, a pulling component 4, a switch component 5, a self-locking mechanism 6 and a bottom waterproof mechanism 7, wherein the aluminum alloy frame 1 is a window frame formed by fixedly splicing a plurality of aluminum alloy plates through bolts, a plurality of louver mounting holes are symmetrically arranged on the inner frame side wall of the aluminum alloy frame 1, the louver main body 2 is matched in the mounting holes, the aluminum alloy insect-proof net 3 is arranged between adjacent louver main bodies 2, the switch component 5 and the self-locking mechanism 6 are respectively arranged in the cavities at two sides of the aluminum alloy frame 1, the switch component 5 and the self-locking mechanism 6 connect the louver main bodies 2 together to make the movement states of the louver main bodies consistent, the pulling component 4 is arranged between the top and the bottom of the aluminum alloy frame 1, and the pulling component 4 connects the aluminum alloy insect-proof nets 3 together in series to make the movement states of the louver main bodies consistent, the bottom of the inner frame of the aluminum alloy frame 1 is provided with a bottom waterproof mechanism 7;

the window vane main body 2 comprises an aluminum alloy window vane 21 matched in a window vane mounting hole, two sides of the aluminum alloy window vane 21 are symmetrically provided with supporting rotating shafts 22, the supporting rotating shafts 22 and the window vane mounting hole are matched mechanisms, one end of the upper surface of the aluminum alloy window vane 21 is welded with an insect-proof net clamping groove A23, a plurality of abdicating grooves are formed in the insect-proof net clamping groove A23, a buckle 24 is arranged at the notch of each abdicating groove, the other end of the aluminum alloy window vane 21 is symmetrically provided with two strip holes, and one side of each strip hole is symmetrically provided with two fixing rings A25;

the traction component 4 comprises a plurality of pulleys 41 fixed in the cavities at the upper end and the lower end of the aluminum alloy frame 1 through bolts, a rope 42 is arranged between the upper pulley 41 and the lower pulley 41, the rope 42 forms a closed annular rope loop, one side of the rope loop penetrates through a plurality of strip holes arranged on the aluminum alloy window sashes 21, the other side of the rope loop is fixed with a fixing ring A25 arranged on a plurality of aluminum alloy window vanes 21, a moving plate main body 43 is fixedly arranged on the outer wall of the rope 42 below the long hole, the moving plate body 43 comprises a moving plate 431 fixed on the rope 42, a fixed ring B433 is symmetrically arranged at the center position of the moving plate 431, the fixing ring B433 and the rope 42 are matched mechanisms, one side of the fixing ring B433 is provided with a abdicating hole, the rope 42 fixed on one side of the fixing ring A25 penetrates through the abdicating hole, one end of the moving plate 431 is integrally formed with an anti-insect net clamping groove B432, and the anti-insect net clamping groove B432 and the anti-insect net mounting shaft 31 are matched mechanisms;

the aluminum alloy insect-proof net 3 consists of insect-proof net mounting shafts 31, elastic ropes 33 and net pieces 32, a plurality of net pieces 32 are tied and connected in series through the elastic ropes 33 to form an elastic net, two ends of the elastic net are tied and connected on the insect-proof net mounting shafts 31 through the elastic ropes 33, the insect-proof net mounting shafts 31 at the two ends are respectively matched with insect-proof net clamping grooves A23 and a movable plate main body 43 to form a matching mechanism, the elastic ropes 33 can stretch along with the change of tension, the rope 42 cannot stretch in the movement process, a plurality of aluminum alloy window leaves 21 are rotatably matched in an inner frame of the aluminum alloy frame 1, the distance between the adjacent aluminum alloy window leaves 21 is the same, one end of the aluminum alloy window leaf 21 is provided with a long hole, one side of the rope 42 penetrates through the long hole, the other side of the rope is fixed with the aluminum alloy window leaf 21 through a fixing ring A25, the rope 42 is driven to reciprocate through the opening and closing of the aluminum alloy window leaf 21, and the rope 42 is fixed with a plurality of movable plates 431 through a fixing ring B433, when the shutter is opened, one end of the aluminum alloy window leaf 21 close to the rope 42 moves downwards to pull the rope 42, the movable plate 431 on the fixed rope 42 moves upwards under the pulling of the rope 42, when the shutter is closed, one end of the aluminum alloy window leaf 21 close to the rope 42 moves upwards to reset the movable plate 431, two ends of the aluminum alloy insect-proof net 3 are respectively matched in the insect-proof net clamping groove A23 and the insect-proof net clamping groove B432, the elastic rope 33 is matched in the clamping groove formed by the insect-proof net clamping groove A23 and the insect-proof net clamping groove B432, after the aluminum alloy insect-proof net 3 is installed, the buckle 24 arranged on the insect-proof net clamping groove A23 is buckled to prevent the aluminum alloy insect-proof net 3 from falling off under the action of gravity, when the shutter is opened, the movable plate 431 moves upwards to stretch the aluminum alloy insect-proof net 3 to block gaps among the window leaves, at the moment, the aluminum alloy insect-proof net 3 stretches, and blocks mosquitoes from entering a room while ensuring ventilation, when the louver is closed, the moving plate 431 moves downwards, at the moment, the aluminum alloy insect-proof net 3 contracts, one end, close to the front end of the aluminum alloy window leaf 21, of the aluminum alloy insect-proof net 3 is stacked between the two adjacent aluminum alloy window leaves 21 under the action of gravity, the distance between the aluminum alloy insect-proof net 3 meshes is reduced, the aluminum alloy insect-proof net is blocked between the two aluminum alloy window leaves 21, and rainwater can be blocked from entering a room when the rainwater is large.

Bottom waterproofing mechanism 7 is including welding the blend stop 72 in aluminum alloy frame 1 inside casing bottom, and the welding of the place ahead of blend stop 72 has bottom fly net draw-in groove 71, and the top and the bottom of aluminum alloy frame 1 inside casing all are provided with aluminum alloy fly net 3, and the cooperation of the 3 one end of aluminum alloy fly net of bottom is in bottom fly net draw-in groove 71, and the rainwater that trickles down on by the shutter during rainy day is blockked by blend stop 72 to the bottom, prevents it to get into the room, and the rainwater flows by the water drainage tank that the blend stop place ahead was seted up simultaneously.

The switch assembly 5 comprises a plurality of rotating plates A51 fixedly connected with the supporting rotating shaft 22 through bolts, the tail end of each rotating plate A51 is provided with a roller, the rollers of the plurality of rotating plates A51 are rotatably matched on a connecting plate A52, the middle area of the connecting plate A52 is provided with two rollers A53, the outer wall of each roller A53 is in sliding fit with a sliding plate A55, one end of each sliding plate A55 is welded with a push rod 56, one end of each push rod 56 penetrates through one end face of the aluminum alloy frame 1, a limiting block A54 is arranged at one side of each sliding plate A55, and the limiting block A54 is fixed on the inner wall of the aluminum alloy frame 1 through bolts;

the self-locking mechanism 6 comprises a plurality of rotating plates B61 fixedly connected with the supporting rotating shaft 22 through bolts, the tail end of the rotating plate B61 is provided with a roller, the rollers of the rotating plates B61 are rotationally matched on a connecting plate B62, the middle area of the connecting plate B62 is provided with two rollers B63, the outer wall of the roller B63 is in sliding fit with a sliding plate B64, one side of the sliding plate B64 is provided with a limit block B66, the limit block B66 is fixed on the inner wall of the aluminum alloy frame 1 through bolts, one end of the sliding plate B64 is provided with a round hole, a fixed shaft 65 is embedded in the round hole, one side of the sliding plate B64 is provided with a limit component 67, the limit component 67 and the fixed shaft 65 are matched mechanisms, the limit component 67 comprises two supporting columns 673 fixed on the inner wall of the aluminum alloy frame 1 and on one side of the sliding plate B64 through bolts, the outer wall of the supporting columns 673 is in sliding fit with a press switch 672, one end of a press switch 672 penetrates through one end face of the aluminum alloy frame 1, a limit toothed plate 671 is fixedly installed on one end face of the press switch 672 through a bolt, the limit toothed plate 671 and the fixed shaft 65 are matching mechanisms, a reset spring 674 is arranged between one end of a supporting column 673 and the inner wall of the aluminum alloy frame 1 in a matching mode of the press switch 672, a plurality of aluminum alloy louvers 21 are in rotating matching with the inner frame side wall of the aluminum alloy frame 1, two ends of the aluminum alloy louvers 21 are connected into a whole through a rotating plate A51, a rotating plate B61, a connecting plate A52 and a connecting plate B62, the moving states of the aluminum alloy louvers 21 are the same, so that the pulling force and the torsion force borne by the aluminum alloy louvers 21 are dispersed, the whole structure is more stable, the sliding plate A55 moves by pushing 56, the sliding plate A55 moves up and down between the limit block A and the inner wall of the aluminum alloy frame 1, the connecting plate A52 is driven by a roller A53 to move so as to drive the aluminum alloy louvers 21 to rotate, at this time, the rotating plate B61, the connecting plate B62 and the roller B63 move synchronously, so that the sliding plate B64 is driven to move up and down between the limiting block B66 and the inner wall of the frame of the aluminum alloy frame 1, the fixed shaft 65 is embedded in one end of the sliding plate B64, the fixed shaft 65 is matched with the limiting toothed plate 671, the limiting toothed plate 671 is always matched with the fixed shaft 65 under the action of the return spring 674, the blind tends to turn downwards under the action of gravity, so that the fixed shaft 65 tends to move upwards, the blind is locked by locking the fixed shaft 65 through the limiting toothed plate 671, and when the blind needs to be closed, the push switch 672 is pressed to separate the limiting toothed plate 671 from the fixed shaft 65, so that the blind is closed.

The working principle is as follows:

the transmission principle is as follows: all the aluminum alloy louvers 21 synchronously rotate by pushing the switch assembly 4, the self-locking mechanism 6 is triggered to fix the aluminum alloy louvers 21 when the aluminum alloy louvers 21 rotate, the rope 42 fixed at one end of the aluminum alloy louvers 21 moves up and down when the aluminum alloy louvers 21 rotate, so that the moving plate main body 43 is pulled to move up and down, the rope 42 arranged in the louver is installed on the pulleys 41 at two ends of the louver to form a closed rope loop, when the louver is opened, one end of the aluminum alloy louvers 21 close to the rope 42 moves downwards, the aluminum alloy louvers 21 pulls the rope 42 through the fixing ring A, so that the rope 42 passing through one side of the elongated hole moves upwards under the action of the pulley 41, so that the moving plate 431 fixed on the outer wall of the rope 42 below the elongated hole is driven to move upwards, when the louver is closed, one end of the aluminum alloy louvers 21 close to the rope 42 moves upwards, and the aluminum alloy louvers 21 pull the rope 42 through the fixing ring A, the moving plate 431 fixed to the rope 42 is moved downward by the pulley 41 to reset the moving plate 431.

Insect prevention: the aluminum alloy insect-proof net 3 is formed by binding a plurality of net pieces 32, two ends of the aluminum alloy insect-proof net are respectively arranged on the aluminum alloy window leaves 21 and the movable plate main body 43, when the shutter is turned over and opened, the aluminum alloy window leaves 21 and the movable plate main body 43 generate relative motion, and the aluminum alloy insect-proof net 3 is stretched to block gaps among the aluminum alloy window leaves 21, so that mosquitoes are prevented from entering and the ventilation effect can be achieved;

rain-proof: when rainwater is large, the shutter is in a closed state, the aluminum alloy insect-proof net 3 is shrunk and stacked above the aluminum alloy window vanes 21, gaps among the vanes are smaller, rainwater is prevented from being ejected into a room, and rainwater flowing down by the shutter is blocked by the bottom barrier strips 72 and is discharged through the drainage grooves.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles 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 claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an aluminum alloy shutter, includes aluminum alloy frame (1), louver main part (2), aluminum alloy fly net (3), tractive subassembly (4), switch module (5), self-locking mechanism (6) and bottom waterproofing mechanism (7), its characterized in that: the aluminum alloy frame (1) is a window body frame formed by fixedly splicing a plurality of aluminum alloy plates through bolts, a plurality of window leaf mounting holes are symmetrically arranged on the side wall of the inner frame of the aluminum alloy frame (1), the window leaf main bodies (2) are matched in the mounting holes, an aluminum alloy insect-proof net (3) is arranged between the adjacent window leaf main bodies (2), the cavities at the two sides of the aluminum alloy frame (1) are respectively provided with a switch component (5) and a self-locking mechanism (6), the switch component (5) and the self-locking mechanism (6) connect the plurality of louver main bodies (2) to make the motion states of the louver main bodies consistent, a pulling component (4) is arranged between the top and the bottom of the aluminum alloy frame (1), the pulling assembly (4) connects a plurality of aluminum alloy insect-proof nets (3) in series to enable the movement states of the aluminum alloy insect-proof nets to be consistent, and a bottom waterproof mechanism (7) is arranged at the bottom of an inner frame of the aluminum alloy frame (1);

the window vane comprises a window vane main body (2) and is characterized in that the window vane main body (2) comprises aluminum alloy window vanes (21) matched in window vane mounting holes, supporting rotating shafts (22) are symmetrically arranged on two sides of each aluminum alloy window vane (21), the supporting rotating shafts (22) and the window vane mounting holes are matched, insect-proof net clamping grooves A (23) are welded to one ends of the upper surfaces of the aluminum alloy window vanes (21), a plurality of abdicating grooves are formed in the insect-proof net clamping grooves A (23), buckles (24) are arranged at the notches of the abdicating grooves, two strip holes are symmetrically formed in the other ends of the aluminum alloy window vanes (21), and one side of each strip hole is symmetrically provided with two fixing rings A (25).

2. An aluminum alloy shutter according to claim 1, wherein the pulling assembly (4) comprises a plurality of pulleys (41) fixed inside the cavities at the upper and lower ends of the aluminum alloy frame (1) through bolts, a rope (42) is installed between the upper and lower pulleys (41), the rope (42) forms a closed annular rope loop, one side of the rope loop passes through the elongated holes formed in the plurality of aluminum alloy louvers (21), the other side of the rope loop is fixed with the fixing rings A (25) formed in the plurality of aluminum alloy louvers (21), and the outer wall of the rope (42) below the elongated holes is fixedly provided with the moving plate main body (43).

3. The aluminum alloy shutter as claimed in claim 2, wherein the aluminum alloy insect net (3) is composed of an insect net mounting shaft (31), elastic cords (33) and net pieces (32), a plurality of net pieces (32) are tied and connected in series through the elastic cords (33) to form an elastic net, two ends of the elastic net are tied and connected to the insect net mounting shaft (31) through the elastic cords (33), and the insect net mounting shafts (31) at the two ends are respectively matched with the insect net clamping grooves A (23) and the moving plate main body (43).

4. An aluminum alloy shutter according to claim 3, characterized in that the moving plate main body (43) comprises a moving plate (431) fixed on a rope (42), the center of the moving plate (431) is symmetrically provided with a fixing ring B (433), the fixing ring B (433) and the rope (42) are a matching mechanism, one side of the fixing ring B (433) is provided with a hole for abdicating, the rope (42) fixed with one side of the fixing ring A (25) passes through the hole for abdicating, one end of the moving plate (431) is integrally formed with an insect-proof net clamping groove B (432), and the insect-proof net clamping groove B (432) and the insect-proof net mounting shaft (31) are a matching mechanism.

5. The aluminum alloy shutter as claimed in claim 1, wherein the switch assembly (5) comprises a plurality of rotating plates a (51) fixedly connected with the support shaft (22) through bolts, rollers are arranged at the ends of the rotating plates a (51), the rollers of the plurality of rotating plates a (51) are rotatably fitted on the connecting plate a (52), two rollers a (53) are arranged in the middle area of the connecting plate a (52), a sliding plate a (55) is slidably fitted on the outer wall of the rollers a (53), a push rod (56) is welded at one end of the sliding plate a (55), one end of the push rod (56) penetrates through one end face of the aluminum alloy frame (1), a limit block a (54) is arranged at one side position of the sliding plate a (55), and the limit block a (54) is fixed on the inner wall of the aluminum alloy frame (1) through bolts.

6. An aluminum alloy blind according to claim 3, wherein said self-locking mechanism (6) comprises a plurality of rotating plates B (61) fixedly connected with the supporting rotary shaft (22) by bolts, the ends of the rotating plates B (61) are provided with rollers, and the rollers of the plurality of rotating plates B (61) are rotationally matched on the connecting plate B (62), two rolling shafts B (63) are arranged in the middle area of the connecting plate B (62), a sliding plate B (64) is slidably matched on the outer wall of each rolling shaft B (63), a limiting block B (66) is arranged at one side position of each sliding plate B (64), and the limited block B (66) is fixed on the inner wall of the aluminum alloy frame (1) through a bolt, one end of the sliding plate B (64) is provided with a round hole, and a fixed shaft (65) is embedded in the round hole, a limiting component (67) is arranged on one side of the sliding plate B (64), and the limiting component (67) and the fixed shaft (65) are matched mechanisms.

7. An aluminum alloy shutter according to claim 4, characterized in that the limiting component (67) comprises two supporting columns (673) fixed on one side of the sliding plate B (64) and the inner wall of the aluminum alloy frame (1) through bolts, a push switch (672) is in sliding fit on the outer wall of the supporting column (673), one end of the push switch (672) penetrates through one end face of the aluminum alloy frame (1), a limiting toothed plate (671) is fixedly installed on one end face of the push switch (672) through bolts, the limiting toothed plate (671) and the fixed shaft (65) are matching mechanisms, and a return spring (674) is arranged between one end of the supporting column (673) and the inner wall of the aluminum alloy frame (1) in matching of the push switch (672).

8. An aluminium alloy shutter according to claim 5, characterized in that the bottom waterproofing mechanism (7) comprises a barrier strip (72) welded to the bottom of the inner frame of the aluminium alloy frame (1), and a bottom insect net slot (71) is welded in front of the barrier strip (72).

9. An aluminium alloy blind according to claim 1, wherein the elastic cord (33) is adapted to be stretched by a change in tension, and the cord (42) is adapted not to be stretched during movement.

10. An aluminium alloy shutter according to claim 2, wherein the cord (42) does not telescope during movement.