CN218150645U

CN218150645U - Self-adjusting rainproof shutter

Info

Publication number: CN218150645U
Application number: CN202222422142.XU
Authority: CN
Inventors: 严圣军; 陈淑燕; 李军; 施亮
Original assignee: China Tianying Inc
Current assignee: China Tianying Inc
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2022-12-27
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a self-adjusting rainproof shutter, which comprises a window frame, blades, a linkage device and a rainwater hopper; blades are sequentially arranged in the vertically arranged window frame at intervals from top to bottom, each blade is horizontally and transversely arranged, rotating shafts are respectively arranged at the two ends of each blade in the same axial center, horizontally and transversely, and are rotationally connected with the left side wall and the right side wall of the window frame along the axial direction of the rotating shafts; a linkage device is also arranged in the window frame, and all the blades are linked and turned in the corresponding window frame through the linkage device; and rainwater hoppers are horizontally and transversely arranged at the lower ends of the blades, the cross section of each rainwater hopper is triangular, the bottom of each rainwater hopper is rotatably connected with the lower end of the corresponding blade, the self weight of each rainwater hopper is increased by receiving rainwater when the rainwater hopper is in an open state, and the blades are driven to downwards overturn until the blades are in a vertical state. The utility model discloses can realize automatic isolated rainwater according to rainfall size automatically regulated blade opening angle.

Description

Self-adjusting rainproof shutter

Technical Field

The utility model relates to a ventilation engineering technical field, concretely relates to rain-proof shutter of self-interacting formula.

Background

The rainproof louver is mainly used for the outer wall of a building, and has the functions of communicating outdoors to realize air circulation and isolating rainwater from entering a room.

However, most of the louver blades are fixed, the maximum ventilation area cannot be realized, and the inner sides of the louver blades are easy to deposit dust and are not easy to clean; although there is also some electronic or manual adjustable shutter at present, this still needs to rely on manpower or electric power to adjust the shutter blade angle, can't realize the angle automatically regulated of shutter blade itself according to the rainfall size. Therefore, the above problems need to be solved.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a self-interacting formula rain-proof shutter, can be according to rainfall size automatically regulated blade opening angle, labour saving and time saving when guaranteeing to realize automatic isolated rainwater, still possesses certain ventilation function.

In order to solve the technical problem, the utility model discloses take following technical scheme: the utility model discloses a self-interacting formula rain-proof shutter, its innovation point lies in: comprises a window frame, blades, a linkage device and a rainwater hopper; blades are sequentially arranged in the vertically arranged window frame at intervals from top to bottom, each blade is horizontally and transversely arranged, rotating shafts are respectively arranged at two ends of each blade in the same axial direction and horizontally and transversely, and the rotating shafts are rotationally connected with the left side wall and the right side wall of the window frame along the axial direction of the window frame; a linkage device is also arranged in the window frame, and all the blades are linked and turned in the corresponding window frame through the linkage device; the lower end of each blade is horizontally and transversely provided with a rainwater hopper, the cross section of each rainwater hopper is triangular, the bottom of each rainwater hopper is rotatably connected with the lower end of the corresponding blade, the dead weight of the rainwater hopper is increased by receiving the rainwater when the rainwater hopper is in an open state, and then the blades are driven to overturn downwards until the blades are in a vertical state.

Preferably, when the distance between adjacent blades needs to ensure that each blade is turned to a vertical state, the adjacent blades are staggered and stacked together respectively, and each rainwater hopper does not interfere with the turning of the corresponding blade, so that the inside and the outside of the window frame are in a closed state.

Preferably, a triangular groove matched with the rainwater hopper is embedded in the position, opposite to the rainwater hopper, of the bottom of each blade, and each triangular groove is formed along the length direction of the corresponding blade; when the blades are turned to be in a horizontal state, each rainwater hopper can be rotatably accommodated into the triangular groove of the corresponding blade through the self weight of the rainwater hopper, and then the rainwater hopper is in a closed state; when the blades are within the range of 0-90 degrees, each rainwater hopper is in an open state and drives the blades to overturn downwards through self weight, and then the opening angle of the blades can be automatically adjusted according to the rainfall.

Preferably, drain holes are respectively embedded into two ends of the bottom of each rainwater hopper, and rainwater in the corresponding rainwater hopper is drained through the drain holes; the inner bottom surface of the window frame is also provided with a crosspiece along the length direction, the crosspiece adopts the design of indoor height and outdoor height, and then rainwater discharged from the rainwater hopper is discharged to the outdoor through the crosspiece.

Preferably, the intermediate position still imbeds in the left side wall of window frame and has seted up first cavity, just but the vertical built-in left buckle that is equipped with of level still in the first cavity, it is spacing that left side buckle carries out longitudinal direction through first cavity, and but its joint end horizontal lateral shifting extremely in the window frame to through with correspond the blade joint, and then carry out spacing fixed to blade in vertical state or horizontality.

Preferably, the left buckle comprises a first disc, a first bump and a first deflector rod; the first disc is vertically and longitudinally arranged in the first cavity, a first deflector rod is horizontally and longitudinally arranged on one side of the outer circumferential surface, close to the front surface of the window frame, the first deflector rod and the first disc are integrally formed, the front end of the first deflector rod horizontally and longitudinally extends out of the position corresponding to the front surface of the window frame, a first semicircular boss is further integrally formed at the front end of the first deflector rod, first bosses are further integrally formed at the upper end and the lower end of the outer circumferential surface of the first disc respectively, the longitudinal section shape of the first cavity is matched with the longitudinal section shape of an integral piece formed by the first disc, the first bosses and the first deflector rod, and the left buckle is longitudinally limited through the matching of the first semicircular boss and the first cavity; a first circular groove matched with the first disc is vertically embedded and formed in the position, opposite to the first disc, of the left inner side face of the window frame, and the first circular groove is communicated with the first cavity; a first poking hole is vertically embedded in the position, opposite to the first poking rod, of the front surface of the window frame, and the first poking hole is matched with the first poking rod and communicated with the first cavity; a cross-shaped clamping groove matched with the blade is vertically embedded in the right side surface of the first disc, does not penetrate through the left side surface of the first disc, and is not interfered with the first deflector rod; the right flank of first disc is put still to run through with the axle center embedding for cross draw-in groove central point department and is seted up with pivot assorted first round hole, and middle one the pivot of blade left end passes first disc through cross draw-in groove, first round hole in proper order to it does not produce the interference to the upset of blade when guaranteeing that left buckle is in the window frame left side wall completely.

Preferably, when the first shifting lever is positioned at the leftmost side in the first shifting hole, the first disc is ensured to be completely positioned in the left side wall of the window frame, and the free turning of the blade is not influenced; when first driving lever pushed right to the rightmost side in the first driving lever hole, first disc right direction level lateral shifting ensures to be in vertical state or horizontal state to the blade and carries out spacing fixed through its cross draw-in groove and corresponding blade joint.

Preferably, a second cavity is further embedded into the middle of the right side wall of the window frame, a right buckle is horizontally and longitudinally arranged in the second cavity, the right buckle is longitudinally limited through the second cavity, the clamping end of the right buckle can horizontally and transversely move into the window frame and is clamped with the corresponding blade, and therefore the blade is limited and fixed in the range of 0-90 degrees in a turnover mode.

Preferably, the right buckle comprises a second disc, a second bump and a second deflector rod; the second disc is vertically and longitudinally arranged in the second cavity, a second deflector rod is horizontally and longitudinally arranged on one side of the outer circumferential surface, close to the front surface of the window frame, the second deflector rod and the second disc are integrally formed, the front end of the second deflector rod horizontally and longitudinally extends out of the position corresponding to the front surface of the window frame, a second semicircular boss is further integrally formed at the front end of the second deflector rod, second bosses are further integrally formed at the upper end and the lower end of the outer circumferential surface of the second disc respectively, the longitudinal section shape of the second cavity is matched with the longitudinal section shape of an integral piece formed by the second disc, the second bosses and the second deflector rod, and the right buckle is longitudinally limited through the matching of the second semicircular bosses and the second cavity; a second circular groove matched with the second disc is vertically embedded and formed in the position, opposite to the second disc, of the right inner side face of the window frame, and the second circular groove is communicated with the second cavity; a second shifting hole is vertically embedded in the position, opposite to the second shifting lever, of the front surface of the window frame, and the second shifting hole is matched with the second shifting lever and is communicated with the second cavity; a horn-shaped clamping groove matched with the blade is vertically embedded into the left side surface of the second disc, the horn-shaped end of the horn-shaped clamping groove is arranged on one side close to the outer circumferential surface of the second disc, the opening angle of the horn-shaped clamping groove is 60 degrees, the horn-shaped clamping groove does not penetrate through the right side surface of the second disc and is not interfered with the second driving lever; the left side of second disc puts still to run through with the axle center embedding for loudspeaker form draw-in groove central point department and sets up with pivot assorted second round hole, and middle one the pivot of blade right-hand member passes first disc through cross draw-in groove, first round hole in proper order to do not produce the upset of blade and interfere when guaranteeing that right side buckle is in the window frame right side wall completely.

Preferably, when the second shifting lever is positioned at the rightmost side in the second shifting hole, the second disc is required to be completely positioned in the right side wall of the window frame, and the free turning of the blade is not affected; when the second shifting rod is pushed leftwards to the leftmost side in the second shifting hole, the second disc horizontally moves leftwards, the second disc is clamped with the corresponding blade through the horn-shaped clamping groove, and the blade is turned over within the range of 0-90 degrees in a limiting and fixing mode.

The utility model has the advantages that:

(1) The utility model can automatically adjust the opening angle of the blade according to the rainfall, saves time and labor, and has certain ventilation function while ensuring the realization of automatic rainwater isolation;

(2) The utility model can limit the turnover angle of the blade by stirring the left buckle, thereby realizing the maximization and the minimization of the ventilation area, and having simple and convenient operation;

(3) The utility model discloses a stir right side buckle, can restrict blade rotation angle when not raining, when improving stability, still reduced the emergence of the inboard deposition phenomenon of blade.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of the self-adjusting rainproof blind of the present invention.

Fig. 2 is another view angle structure diagram of the self-adjusting rainproof blind of the present invention.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a schematic structural view of the left buckle in fig. 1.

Fig. 5 is a schematic structural view of the right buckle in fig. 1.

Fig. 6 is a schematic view of the rain scoop of fig. 1 in an open state.

Fig. 7 is a schematic view of the rain scoop of fig. 1 in a closed state.

Wherein, 1-window frame; 2-a blade; 3-a rainwater hopper; 4-a crosspiece; 5-left buckle; 6-right buckle; 7-a first poking hole; 8-a drain hole; 9-second poking hole; 51-a first disc; 52-a cross-shaped slot; 53-first circular aperture; 54-a first bump; 55-a first deflector rod; 61-a second disc; 62-horn-shaped clamping grooves; 63-a second circular aperture; 64-a second bump; 65-second driving lever.

Detailed Description

The technical solution of the present invention will be described clearly and completely through the following detailed description.

The utility model relates to a self-adjusting rainproof shutter, which comprises a window frame 1, blades 2, a linkage device and a rainwater hopper 3; the specific structure is as shown in 1~7, blades 2 are sequentially arranged in a vertically arranged window frame 1 at intervals from top to bottom, each blade 2 is horizontally and transversely arranged, rotating shafts are respectively arranged at two ends of each blade 2 coaxially, horizontally and transversely, and are rotationally connected with left and right side walls of the window frame 1 along the axial direction of the blade through the rotating shafts; a linkage device is also arranged in the window frame 1, and all the blades 2 are linked and turned in the corresponding window frame 1 through the linkage device; still the level transversely is equipped with rainwater fill 3 at the lower extreme of each blade 2, and the cross-section of each rainwater fill 3 is triangle-shaped, and its bottom is connected with the lower extreme rotation that corresponds blade 2 respectively to increase the dead weight through accepting the rainwater at it is in the open mode, and then drive blade 2 and overturn downwards until blade 2 is in vertical state. Wherein, when the interval between adjacent blade 2 need ensure that each blade 2 upset to vertical state, adjacent blade 2 misplaces respectively and folds together, and each rainwater fill 3 all does not produce the interference to the upset of corresponding blade 2, and then is in the closed condition inside and outside messenger's window frame 1.

The utility model is also embedded with triangular grooves matched with the rainwater hopper 3 at the position of the bottom of each blade 2 corresponding to the rainwater hopper 3, and each triangular groove is arranged along the length direction of the corresponding blade 2; as shown in fig. 1~7, when the blades 2 are turned to the horizontal state, each rain scoop 3 can be rotated and accommodated into the triangular groove of the corresponding blade 2 by its own weight, so that the rain scoop 3 is in the closed state; when the blades 2 are in the range of 0-90 degrees, each rainwater hopper 3 is in an open state and drives the blades 2 to overturn downwards through self weight of the rainwater hopper, and then the opening angle of the blades 2 can be automatically adjusted according to the rainfall.

As shown in 1~7, two ends of the bottom of each rain water bucket 3 are respectively embedded with a drainage hole 8, and the drainage holes 8 are used for draining the rain water in the corresponding rain water bucket 3; the inner bottom surface of the window frame 1 is also provided with a crosspiece 4 along the length direction, the crosspiece 4 adopts the design of high indoor and low outdoor, and then rainwater discharged from the rainwater hopper 3 is discharged to the outdoor through the crosspiece 4.

The utility model discloses still imbed in the left side wall of window frame 1 in the intermediate position and seted up first cavity, and still horizontal vertical built-in left buckle 5 in the first cavity, left buckle 5 carries out the longitudinal direction spacing through the first cavity, and its joint end can horizontal lateral shifting to the window frame 1 in, and through with corresponding blade 2 joint, and then carry out spacing fixed in vertical state or horizontal state to blade 2; wherein, the left buckle 5 comprises a first disc 51, a first bump 54 and a first shift lever 55; as shown in fig. 1~4, the first disc 51 is vertically and longitudinally disposed in the first cavity, and a first shift lever 55 is further horizontally and longitudinally disposed on one side of the outer circumferential surface of the first disc 51, the first shift lever 55 is integrally formed with the first disc 51, the front end of the first shift lever horizontally and longitudinally extends out of the corresponding position of the front surface of the window frame 1, a first semicircular boss is further integrally formed at the front end of the first disc 51, first bosses are further integrally formed at the upper and lower ends of the outer circumferential surface of the first disc 51, the longitudinal cross-sectional shape of the first cavity is matched with the longitudinal cross-sectional shape of an integral member formed by the first disc 51, the first bosses and the first shift lever 55, and the left buckle 5 is longitudinally limited by the cooperation of the first semicircular bosses and the first cavity;

as shown in 1~4, a first circular groove matching with the first circular disc 51 is further vertically embedded and opened at a position of the left inner side surface of the window frame 1 opposite to the first circular disc 51, and the first circular groove is communicated with the first cavity; a first poking hole 7 is vertically embedded in the front surface of the window frame 1 corresponding to the first poking rod 55, and the first poking hole 7 is matched with the first poking rod 55 and communicated with the first cavity; a cross-shaped clamping groove 52 matched with the blade 2 is vertically embedded in the right side surface of the first disc 51, and the cross-shaped clamping groove 52 does not penetrate through the left side surface of the first disc 51 and is arranged without interfering with the first driving lever 55; the right side surface of the first disk 51 is also provided with a first round hole 53 matched with the rotating shaft in a coaxial embedded penetrating manner relative to the center of the cross-shaped clamping groove 52, the rotating shaft at the left end of the middle blade 2 sequentially passes through the first disk 51 through the cross-shaped clamping groove 52 and the first round hole 53, and the left buckle 5 is ensured not to interfere with the turning of the blade 2 when being completely positioned in the left side wall of the window frame 1. When the first driving lever 55 of the utility model is positioned at the leftmost side in the first driving hole 7, the first disc 51 is required to be ensured to be completely positioned in the left side wall of the window frame 1, and the free turning of the blade 2 is not influenced; when the first shifting lever 55 is pushed rightwards to the rightmost side in the first shifting hole 7, the first disk 51 horizontally and transversely moves rightwards, the cross-shaped clamping groove 52 is guaranteed to be clamped with the corresponding blade 2, and the blade 2 is limited and fixed in a vertical state or a horizontal state.

The utility model discloses the second cavity has been seted up in the intermediate position still embedding in the right side wall of window frame 1, and in the second cavity still horizontal vertical built-in right side buckle 6 that is equipped with, right side buckle 6 carries out vertical direction spacing through the second cavity, but and its joint end horizontal lateral shifting to window frame 1 in to through with corresponding 2 joints of blade, and then carry out spacing fixed at the upset of 0 ~90 within range to blade 2. The right buckle 6 comprises a second disc 61, a second bump 64 and a second driving lever 65; as shown in fig. 1, 2, 3, and 5, the second disk 61 is vertically and longitudinally disposed in the second cavity, and a second rod 65 is further horizontally and longitudinally disposed on one side of the outer circumferential surface of the second disk close to the front surface of the window frame 1, the second rod 65 and the second disk 61 are integrally formed, and the front end of the second rod extends horizontally and longitudinally out of the corresponding position of the front surface of the window frame 1, and a second semicircular boss is further integrally formed at the front end of the second disk 61, and second bosses are further integrally formed at the upper and lower ends of the outer circumferential surface of the second disk 61, and the longitudinal cross-sectional shape of the second cavity is matched with the longitudinal cross-sectional shape of the integral member formed by the second disk 61, the second boss and the second rod 65, so that the right buckle 6 is longitudinally limited by the cooperation of the second semicircular boss and the second cavity;

as shown in fig. 1, 2, 3 and 5, a second circular groove matched with the second circular disc 61 is vertically embedded and opened at the position of the right inner side surface of the window frame 1 corresponding to the second circular disc 61, and the second circular groove is communicated with the second cavity; a second poking hole 9 is vertically embedded in the position, opposite to the second poking rod 65, of the front surface of the window frame 1, and the second poking hole 9 is matched with the second poking rod 65 and communicated with the second cavity; a horn-shaped clamping groove 62 matched with the blade 2 is vertically embedded in the left side surface of the second disc 61, the horn-shaped end of the horn-shaped clamping groove 62 is arranged at one side close to the outer circumferential surface of the second disc 61, the opening angle of the horn-shaped clamping groove 62 is 60 degrees, the horn-shaped clamping groove 62 does not penetrate through the right side surface of the second disc 61 and is arranged without interfering with the second driving lever 65; a second round hole 63 matched with the rotating shaft is further coaxially embedded and penetrated in the center position of the left side surface of the second disc 61 relative to the horn-shaped clamping groove 62, the rotating shaft at the right end of the middle blade 2 sequentially passes through the first disc 51 through the cross-shaped clamping groove 52 and the first round hole 53, and interference on the turning of the blade 2 is avoided when the right buckle 6 is completely positioned in the right side wall of the window frame 1. When the second shift lever 65 of the utility model is positioned at the rightmost side in the second shift hole 9, the second disc 61 is ensured to be completely positioned in the right side wall of the window frame 1, and the free turning of the blade 2 is not affected; when the second shifting lever 65 is pushed leftwards to the leftmost side in the second shifting hole 9, the second disk 61 horizontally and transversely moves leftwards, the horn-shaped clamping groove 62 is clamped with the corresponding blade 2, and the blade 2 is turned over within the range of 0-90 degrees for limiting and fixing.

The utility model discloses a theory of operation:

(1) Under the conventional condition, the left buckle 5 is pushed to the leftmost end, and the right buckle 6 is pushed to the rightmost end, so that the left buckle 5 and the right buckle 6 do not influence the free turning of the blade; then the blades are turned downwards due to the dead weight of the rainwater hopper and are in a 45-degree opening state, and meanwhile, the rainwater hopper is in an opening state, so that the normalized ventilation requirement is met; when rainwater strikes the blades 2 in rainy days, the rainwater is collected by the rainwater hopper 3 and is increased along with the rainwater received by the rainwater hopper 3, and the opening angle of the blades 2 is gradually reduced under the action of gravity until the blades 2 are completely closed, so that the effect of automatically isolating the rainwater is realized; simultaneously, rainwater in the rainwater hopper 3 is discharged through the drain hole 8, and after rainfall becomes small, along with the reduction of rainwater in the rainwater hopper 3, the opening angle of the blade 2 gradually becomes large until the opening state of 45 degrees is recovered.

(2) When not raining, and when needing great air volume, push away right buckle 6 to the right-hand member, then upwards overturn blade 2 to the horizontality, push away left buckle 5 to the right-hand member simultaneously for cross draw-in groove 52 with correspond 2 joints of blade, and then be in the horizontality and carry out spacing fixed to blade 2, prevent that wind-force from too big producing the influence to blade 2 angle, can realize the shutter draught area maximize this moment.

(3) When the installation the utility model discloses when the room of shutter sets up the cooling or heat supply, for avoiding the scattering and disappearing of cold volume/heat, need the shutter of temporarily closing, push away right side buckle 6 to the right-hand member this moment, then turn over blade 2 to vertical state downwards, push away left side buckle 5 to the right-hand member simultaneously for cross draw-in groove 52 with correspond 2 joints of blade, and then carry out spacing fixed in vertical state to blade 2.

(4) When not raining, and only need satisfy the normalized ventilation requirement, when preventing again that wind-force from influencing 2 angles of blade, push away left buckle 5 to the leftmost end, then overturn blade 2 to suitable angle downwards, push away right buckle 6 to the leftmost end simultaneously for tubaeform draw-in groove 62 with correspond 2 joints of blade, and then carry on spacing fixedly at the upset of 0 ~90 within range to blade 2.

The utility model has the advantages that:

(1) The utility model can automatically adjust the opening angle of the blade 2 according to the rainfall, saves time and labor, ensures automatic rainwater isolation and has certain ventilation function;

(2) The utility model can limit the turning angle of the blade 2 by stirring the left buckle 5, thereby realizing the maximization and the minimization of the ventilation area, and having simple and convenient operation;

(3) The utility model discloses a stir right side buckle 6, can restrict 2 rotation angle of blade when not raining, when improving stability, still reduced the emergence of the inboard deposition phenomenon of blade 2.

The above-mentioned embodiments are only described as the preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention, and the technical content of the present invention, which is claimed by the present invention, is fully recorded in the technical claims.

Claims

1. The utility model provides a rain-proof shutter of self-interacting formula which characterized in that: comprises a window frame, blades, a linkage device and a rainwater hopper; blades are sequentially arranged in the vertically arranged window frame at intervals from top to bottom, each blade is horizontally and transversely arranged, rotating shafts are respectively arranged at two ends of each blade in the same axial direction and horizontally and transversely, and the rotating shafts are rotationally connected with the left side wall and the right side wall of the window frame along the axial direction of the window frame; a linkage device is also arranged in the window frame, and all the blades are linked and turned in the corresponding window frame through the linkage device; the lower end of each blade is horizontally and transversely provided with a rainwater hopper, the cross section of each rainwater hopper is triangular, the bottom of each rainwater hopper is rotatably connected with the lower end of the corresponding blade, the dead weight of the rainwater hopper is increased by receiving the rainwater when the rainwater hopper is in an open state, and then the blades are driven to overturn downwards until the blades are in a vertical state.

2. A self-adjusting rain blind as claimed in claim 1, wherein: the distance between the adjacent blades needs to ensure that when each blade is turned to be in a vertical state, the adjacent blades are respectively overlapped in a staggered mode, and each rainwater hopper does not interfere with the turning of the corresponding blade, so that the inside and the outside of the window frame are in a closed state.

3. A self-adjusting rain blind as claimed in claim 1, wherein: triangular grooves matched with the rainwater hopper are embedded in the positions, corresponding to the rainwater hopper, of the bottoms of the blades, and each triangular groove is formed along the length direction of the corresponding blade; when the blades are turned to be in a horizontal state, each rainwater hopper can be rotatably accommodated into the triangular groove of the corresponding blade through the self weight of the rainwater hopper, and then the rainwater hopper is in a closed state; when the blades are in the range of 0-90 degrees, each rainwater hopper is in an open state, and the blades are driven to overturn downwards through the dead weight of each rainwater hopper, so that the opening angle of each blade can be automatically adjusted according to the rainfall.

4. A self-adjusting rain blind as claimed in claim 3, wherein: the two ends of the bottom of each rainwater hopper are respectively embedded with a drain hole, and rainwater in the corresponding rainwater hopper is drained through the drain holes; the interior bottom surface of window frame still is equipped with the crosspiece along its length direction, the crosspiece adopts the design of indoor high outdoor height, and then arranges the rainwater of discharging in the rainwater fill to outdoor through the crosspiece.

5. A self-adjusting rain blind as claimed in claim 1, wherein: the middle position still imbeds in the left side wall of window frame and has seted up first cavity, just it is equipped with left buckle to go back the vertical built-in of level in the first cavity, it is spacing that left buckle carries out the longitudinal direction through first cavity, and but its joint end horizontal lateral shifting extremely in the window frame to through with correspond the blade joint, and then carry out spacing fixed to blade in vertical state or horizontality.

6. A self-adjusting rain blind as claimed in claim 5, wherein: the left buckle comprises a first disc, a first bump and a first deflector rod; the first disc is vertically and longitudinally arranged in the first cavity, a first driving lever is horizontally and longitudinally arranged on one side of the outer circumferential surface, close to the front surface of the window frame, of the first driving lever, the first driving lever and the first disc are integrally formed, the front end of the first driving lever horizontally and longitudinally extends out of the position corresponding to the front surface of the window frame, a first semicircular boss is integrally formed at the front end of the first driving lever, first bosses are integrally formed at the upper end and the lower end of the outer circumferential surface of the first disc respectively, the longitudinal section shape of the first cavity is matched with the longitudinal section shape of an integral piece formed by the first disc, the first boss and the first driving lever, and the left buckle is longitudinally limited by matching the first semicircular boss with the first cavity; a first circular groove matched with the first disc is vertically embedded in the position, opposite to the first disc, of the left inner side face of the window frame, and the first circular groove is communicated with the first cavity; a first shifting hole is vertically embedded in the position, opposite to the first shifting lever, of the front surface of the window frame, and the first shifting hole is matched with the first shifting lever and is communicated with the first cavity; a cross-shaped clamping groove matched with the blade is vertically embedded in the right side surface of the first disc, does not penetrate through the left side surface of the first disc, and is not interfered with the first deflector rod; the right flank of first disc is put still to run through with the axle center embedding for cross draw-in groove central point department and is seted up with pivot assorted first round hole, and middle one the pivot of blade left end passes first disc through cross draw-in groove, first round hole in proper order to it does not produce the interference to the upset of blade when guaranteeing that left buckle is in the window frame left side wall completely.

7. A self-adjusting rain blind as claimed in claim 6, wherein: when the first deflector rod is positioned at the leftmost side in the first deflector hole, the first disc is required to be completely positioned in the left side wall of the window frame, and the free turning of the blade is not influenced; when first driving lever pushed right to the rightmost side in the first driving lever hole, first disc right direction level lateral shifting ensures to be in vertical state or horizontal state to the blade and carries out spacing fixed through its cross draw-in groove and corresponding blade joint.

8. A self-adjusting rain blind as claimed in claim 1, wherein: the middle position in the right side wall of the window frame is further embedded with a second cavity, a right buckle is horizontally and longitudinally arranged in the second cavity, the right buckle is longitudinally limited through the second cavity, the clamping end of the right buckle can horizontally and transversely move into the window frame and is clamped with the corresponding blade, and therefore the blade is limited and fixed in the range of 0-90 degrees in a turnover mode.

9. A self-adjusting rain blind as claimed in claim 8, wherein: the right buckle comprises a second disc, a second lug and a second deflector rod; the second disc is vertically and longitudinally arranged in the second cavity, a second deflector rod is horizontally and longitudinally arranged on one side of the outer circumferential surface, close to the front surface of the window frame, the second deflector rod and the second disc are integrally formed, the front end of the second deflector rod horizontally and longitudinally extends out of the position corresponding to the front surface of the window frame, a second semicircular boss is further integrally formed at the front end of the second deflector rod, second bosses are further integrally formed at the upper end and the lower end of the outer circumferential surface of the second disc respectively, the longitudinal section shape of the second cavity is matched with the longitudinal section shape of an integral piece formed by the second disc, the second bosses and the second deflector rod, and the right buckle is longitudinally limited through the matching of the second semicircular bosses and the second cavity; a second circular groove matched with the second disc is vertically embedded and formed in the position, opposite to the second disc, of the right inner side face of the window frame, and the second circular groove is communicated with the second cavity; a second shifting hole is vertically embedded in the position, opposite to the second shifting lever, of the front surface of the window frame, and the second shifting hole is matched with the second shifting lever and is communicated with the second cavity; a horn-shaped clamping groove matched with the blade is vertically embedded into the left side surface of the second disc, the horn-shaped end of the horn-shaped clamping groove is arranged on one side close to the outer circumferential surface of the second disc, the opening angle of the horn-shaped clamping groove is 60 degrees, the horn-shaped clamping groove does not penetrate through the right side surface of the second disc and is not interfered with the second driving lever; the left side of second disc puts still to run through with axle center embedding for loudspeaker form draw-in groove central point department of putting and offers with pivot assorted second round hole, and middle one the pivot of blade right-hand member passes first disc through cross draw-in groove, first round hole in proper order to do not produce the upset of blade and interfere when guaranteeing that right side buckle is in the window frame right side wall completely.

10. A self-adjusting rainproof blind according to claim 9, wherein: when the second deflector rod is positioned at the rightmost side in the second deflector hole, the second disc is required to be completely positioned in the right side wall of the window frame, and the free turning of the blade is not influenced; when the second shifting rod is pushed leftwards to the leftmost side in the second shifting hole, the second disc horizontally moves leftwards, the second disc is clamped with the corresponding blade through the horn-shaped clamping groove, and the blade is turned over within the range of 0-90 degrees in a limiting and fixing mode.