CN111519804B

CN111519804B - Curtain wall with good ventilation effect

Info

Publication number: CN111519804B
Application number: CN202010438586.5A
Authority: CN
Inventors: 潘静丽; 叶伟亨; 郭海燕; 刘铭军
Original assignee: Guangdong Qiyuan Architectural Engineering Design Institute Co ltd
Current assignee: Guangdong Qiyuan Architectural Engineering Design Institute Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-06-04
Anticipated expiration: 2040-05-22
Also published as: CN111519804A

Abstract

The invention relates to a curtain wall with good ventilation effect, which comprises a plurality of mutually spliced curtain wall main bodies, wherein each curtain wall main body comprises an indoor inner curtain wall plate and an outdoor outer curtain wall plate, a vertical column is fixedly arranged between the left and right adjacent curtain wall main bodies, a cross beam is arranged between the upper and lower adjacent curtain wall main bodies, the outer curtain wall plate is provided with a plurality of ventilation holes, the cross beam is provided with a plurality of ventilation holes communicated with the indoor space, the cross beam is communicated with the inside of the curtain wall main body, and an air suction mechanism for sending outdoor air into the indoor space is arranged inside the cross beam. Outdoor air flow is conveyed indoors by the air suction mechanism, so that the indoor and outdoor gas exchange efficiency is improved, and the ventilation effect is improved.

Description

Curtain wall with good ventilation effect

Technical Field

The invention relates to the technical field of curtain walls, in particular to a curtain wall with a good ventilation effect.

Background

The curtain wall can be used as the outer wall maintenance of a building and is a light wall body with decorative effect, which is a non-bearing main body structure and is commonly used in modern large and high-rise buildings. Along with the rapid development of economy and science and technology in China, the curtain wall is more and more in variety and increasingly perfect in functionality, and in a building provided with the curtain wall, in order to improve the circulation of indoor and outdoor gas, an air conditioner fresh air system is usually installed indoors or a ventilation structure is arranged on the curtain wall, so that the ventilation and cooling effects are achieved.

Currently, for example, chinese patent publication No. CN110552447A discloses a curtain wall ventilation structure, which includes a curtain wall body, an external ventilation box, an internal upper ventilation box, and an internal lower ventilation box, where the curtain wall body includes an external hollow curtain wall, an air intake screen plate, and an internal hollow curtain wall, the external ventilation box is fixed below the outer side of the external hollow curtain wall, and the internal upper ventilation box and the internal lower ventilation box are respectively welded to the upper and lower sides of the inner wall surface of the internal hollow curtain wall. This curtain ventilation structure is provided with two routes of taking a breath, increases this curtain ventilation structure's the volume of taking a breath, and this curtain ventilation structure and curtain spot weld structure as an organic whole, need not to install in addition to it can all obtain effective assurance to make between curtain and the curtain ventilation structure compactness, connectivity and fastness.

The above prior art solutions have the following drawbacks: the ventilation structure of the curtain wall realizes the circulation of gas by adopting the natural flow mode of outdoor and indoor wind, the instability of airflow exchange is large, and the efficiency of indoor and outdoor gas exchange is low.

Disclosure of Invention

In view of the disadvantages of the prior art, an object of the present invention is to provide a curtain wall with good ventilation effect, which can improve the gas exchange efficiency and the ventilation effect.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a curtain with good ventilation effect, includes a plurality of curtain main parts of splicing each other, the curtain main part is including being close to indoor interior curtain wallboard and being close to outdoor outer curtain wallboard, controls and fixedly is provided with the stand between two adjacent curtain main parts, is provided with the crossbeam between two adjacent curtain main parts from top to bottom, a plurality of ventilative holes have been seted up to outer curtain wallboard, a plurality of ventilation holes that are linked together with indoor have been seted up to the crossbeam, the crossbeam is linked together with the inside of curtain main part, the inside of crossbeam is provided with sends into indoor mechanism that induced drafts with outdoor wind.

Through adopting above-mentioned technical scheme, ventilative hole is linked together outdoor and the curtain main part is inside, and outdoor air current can get into inside the curtain main part through ventilative hole, and the ventilation hole is with indoor and the crossbeam is inside to be linked together, and the inside air current of curtain main part can get into the crossbeam, and the mechanism of induced drafting takes out the inside air current of crossbeam to indoor, improves indoor outdoor gaseous exchange efficiency, improves the ventilation effect.

The present invention in a preferred example may be further configured to: the air suction mechanism comprises a plurality of rotating shafts and a plurality of fans, the rotating shafts are rotatably arranged in the cross beam, the fans are fixedly arranged in the rotating shafts, and the rotating shafts are connected with power mechanisms for driving the rotating shafts to rotate.

Through adopting above-mentioned technical scheme, utilize power unit drive pivot to rotate to drive the fan and rotate, the fan is carried the air current indoor, improves the ventilation effect.

The present invention in a preferred example may be further configured to: the power mechanism comprises a motor fixedly arranged in the cross beam, a worm rotatably arranged in the cross beam and a plurality of worm wheels fixedly arranged on the rotating shaft, the worm and the worm wheels are meshed with each other, and an output shaft of the motor is fixedly connected with one end of the worm.

By adopting the technical scheme, the motor drives the worm to rotate, the worm and the worm wheel are meshed with each other, so that the worm wheel drives the connecting shaft to rotate, and the function of rotating the fan to supply air is realized.

The present invention in a preferred example may be further configured to: the ventilation hole edge of outer curtain wallboard has the air-supply line towards interior curtain wallboard one side extension, the air-supply line slope upwards sets up.

By adopting the technical scheme, when outdoor air flow enters the interior of the curtain wall main body through the ventilation holes, outdoor rainwater is easily sprayed to the interior of the curtain wall main body. Utilize the air-supply line slope to set up, can block the inside rainwater that gets into the curtain main part, go out outdoor with the inside rainwater water conservancy diversion of air-supply line simultaneously, realize rain-proof effect.

The present invention in a preferred example may be further configured to: the one end that outer curtain wallboard was kept away from to the air-supply line sets up to the mouth of pipe, orificial marginal rotation is provided with carries out closed apron to the mouth of pipe, the actuating mechanism that the apron is connected with its and mouth of pipe of drive and is close to or keeps away from.

Through adopting above-mentioned technical scheme, utilize drive mechanism drive apron upset, can adjust the closed or the expansion state of apron, will lap and open in mouth of pipe position, outdoor air current can get into the inside of curtain main part, realizes indoor outer gaseous circulation, when outdoor rainwater is great, will lap accurate closed when the mouth of pipe position, can prevent that outdoor rainwater from getting into the inside of curtain main part, improves rain-proof effect.

The present invention in a preferred example may be further configured to: drive mechanism includes spur rack, a plurality of gear and a plurality of connecting axle, orificial edge fixation is provided with the engaging lug, the connecting axle rotates and wears to locate a plurality of engaging lugs of same horizontal row, one side and the connecting axle fixed connection of apron, the connecting axle rotates and wears to locate the stand, the gear is fixed to be set up in the connecting axle, the spur rack slides and sets up in the inside wall of stand, and is a plurality of the gear all with spur rack intermeshing, the waist shape hole that is linked together with indoor is seted up to the lateral wall of stand, wear to be equipped with the slide bar in the waist shape hole, the one end and the spur rack fixed connection of slide bar, the other end are connected with the ejector pad, the ejector pad is provided with the tight mechanism of supporting of.

Through adopting above-mentioned technical scheme, the pulling ejector pad is at the length direction reciprocating motion in waist shape hole, can drive the spur rack and slide from top to bottom in the stand is inside, thereby drive gear and connecting axle rotate, the apron uses the connecting axle to be the upset motion as the center in mouth of pipe position, can be close to or keep away from the mouth of pipe, can adjust the apron in orificial position as required, thereby realize the state of opening and close of mouth of pipe position, after the ejector pad removes the assigned position, utilize to support tight mechanism fixed with the ejector pad, thereby fix the orificial assigned position with the apron.

The present invention in a preferred example may be further configured to: support tight mechanism and include two fixed plates, a plurality of stay and a plurality of spring, the fixed plate is fixed to be set up in the stand towards indoor one side, and is located the both sides in waist shape hole, the cavity has been seted up to the inside of ejector pad, be provided with two push pedals in the cavity, the hole of dodging that is linked together with the cavity is seted up towards the one side of fixed plate to the ejector pad, the stay is worn to locate and is dodged the hole, the one end and the push pedal reciprocal anchorage that the stay stretched into the cavity, the both ends of spring respectively with two push pedals one side fixed connection in opposite directions, the one end and the fixed plate mutual butt of push pedal are kept away from to the stay, the spring is in the.

Through adopting above-mentioned technical scheme, remove the ejector pad to the assigned position after, two push pedals of spring-supported are kept away from each other, and the push pedal drives the dagger and removes towards the fixed plate, makes the dagger support tightly with the fixed plate, utilizes frictional force to fix ejector pad and fixed plate reciprocal anchorage to the apron.

The present invention in a preferred example may be further configured to: the push block is provided with a sliding hole towards one side of the fixed plate, a pressing plate penetrates through the sliding hole, one side of the pressing plate is fixedly connected with the push plate, the sliding hole extends out of one side of the pressing plate far away from the push plate, and the pressing plate is located on one side of the fixed plate, which faces away from the stand column.

Through adopting above-mentioned technical scheme, the clamp plate slides in the downthehole portion that slides, when needs remove the ejector pad in order to adjust the position of apron, promotes two clamp plates and is close to each other, makes two push pedal compression spring, and the support post moves to the fixed plate dorsad, and the support post does not with the gusset plate butt, and the ejector pad can be in the smooth and easy removal of length direction in waist shape hole, is convenient for adjust the apron in orificial position.

The present invention in a preferred example may be further configured to: the side of the straight rack close to the upright post is fixedly provided with a slide bar, and the side wall of the upright post is provided with a sliding chute which is in sliding connection with the slide bar.

Through adopting above-mentioned technical scheme, the ejector pad drives the spur rack and removes the in-process at the length direction in waist shape hole, and the draw runner slides in the inside of spout, improves the guide effect to the removal of straight rack, makes straight rack linear motion, improves the stability of being connected of straight rack and gear.

The present invention in a preferred example may be further configured to: the mouth of pipe is provided with the rubber circle towards the apron one side fixed.

Through adopting above-mentioned technical scheme, when closing the apron lid in the mouth of pipe position, the rubber circle provides sealed and cushioning effect to the clearance between apron and the mouth of pipe, improves water-proof effects.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the air permeable holes are used for communicating the outdoor with the interior of the curtain wall main body, outdoor airflow can enter the interior of the curtain wall main body through the air permeable holes, the ventilation holes are used for communicating the indoor with the interior of the cross beam, the airflow in the interior of the curtain wall main body can enter the cross beam, and the air suction mechanism is used for pumping the airflow in the cross beam into the indoor, so that the exchange efficiency of indoor and outdoor air is improved, and the ventilation effect is improved;

2. the motor drives the worm to rotate, the worm is meshed with the worm wheel, so that the worm wheel drives the connecting shaft to rotate, the fan conveys airflow indoors, and the ventilation effect is improved;

3. the push block is pulled to reciprocate in the length direction of the waist-shaped hole, the straight rack can be driven to slide up and down in the upright column, so that the drive gear and the connecting shaft rotate, the cover plate can turn around the connecting shaft at the position of the pipe orifice, can be close to or far away from the pipe orifice, and can be adjusted as required to open and close the position of the pipe orifice;

4. after moving the ejector pad to the assigned position, two push pedals of spring-supported are kept away from each other, and the push pedal drives the dagger and removes towards the fixed plate, makes the dagger support tightly with the fixed plate, utilizes frictional force to fix ejector pad and fixed plate reciprocal anchorage to fix the apron.

Drawings

Fig. 1 is a schematic view showing a structure of a curtain wall having a good ventilation effect;

FIG. 2 is a schematic view of the internal part of a curtain wall with good ventilation effect;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a cross-sectional partial structural schematic view of a curtain wall main body and a column;

FIG. 5 is a partial structural view of a portion B of FIG. 4;

fig. 6 is a cross-sectional partial structural view of the cross member.

In the figure, 1, a curtain wall main body; 11. an inner curtain wall panel; 12. an outer curtain wall panel; 121. a ventilation hole; 122. an air inlet pipe; 123. a pipe orifice; 124. connecting lugs; 125. a rubber ring; 2. a column; 21. a chute; 22. a fixing plate; 23. a waist-shaped hole; 3. a cross beam; 31. connecting blocks; 311. a worm; 32. a motor; 33. a rotating shaft; 331. a fan; 332. a worm gear; 34. a vent hole; 35. a communicating hole; 4. a connecting shaft; 41. a gear; 42. a cover plate; 5. straight rack; 51. a slide bar; 52. a slide bar; 6. a push block; 61. a cavity; 62. pushing the plate; 621. bracing columns; 622. pressing a plate; 63. a spring; 64. avoiding holes; 65. and (6) sliding holes.

Detailed Description

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

Referring to fig. 1 and 2, the curtain wall with good ventilation effect disclosed by the invention comprises a plurality of mutually spliced curtain wall main bodies 1, wherein an upright post 2 is fixedly connected between two adjacent curtain wall main bodies 1 on the left and right, the upright post 2 is vertically arranged, a cross beam 3 is fixedly connected between two adjacent curtain wall main bodies 1 on the upper and lower sides, the cross beam 3 is horizontally arranged, and the cross beam 3 and the upright post 2 are mutually and vertically fixed. Curtain main part 1 leaves interior curtain wallboard 11 and outer curtain wallboard 12 of interval including each other, and interior curtain wallboard 11 installs in being close to indoor one side, and outer curtain wallboard 12 installs in being close to outdoor one side, and the inside of stand 2 and crossbeam 3 all is the cavity setting, and is linked together with the inside of curtain main part 1.

Set up a plurality of ventilative holes 121 that are linked together with curtain main part 1 inside on the outer curtain wallboard 12, a plurality of ventilative holes 121 are arranged with great ease and are set up, and a plurality of ventilation holes 34 that are linked together with curtain main part 1 inside are seted up towards indoor one side to crossbeam 3, and the air current can flow between ventilative hole 121 and ventilation hole 34, realizes the circulation of indoor outer gas. The edge of ventilation hole 121 extends towards one side of interior curtain wall board 11 has air-supply line 122, in order to avoid outdoor rainwater to get into the inside of curtain wall main part 1, in this embodiment, air-supply line 122 tilt up sets up, leaves the interval between air-supply line 122 and the interior curtain wall board 11, can play the effect that keeps off the rain.

Referring to fig. 3, a nozzle 123 is arranged at one end of the air inlet pipe 122 far from the outer curtain wall panel 12, a cover plate 42 is hinged to the edge of the nozzle 123, the contour of the cover plate 42 is the same as that of the nozzle 123, a rubber ring 125 is fixed on one surface of the nozzle 123 facing the cover plate 42, and when the cover plate 42 covers the nozzle 123, the rubber ring 125 is abutted to the surface of the cover plate 42, so that the sealing effect can be improved.

Referring to fig. 4 and 5, the cover plate 42 is driven to turn over by a transmission mechanism, so that the cover plate 42 and the nozzle 123 can be covered or separated from each other, and the transmission mechanism comprises a spur rack 5, a plurality of gears 41 and a plurality of connecting shafts 4. The edge of mouth of pipe 123 is fixed with two engaging lugs 124, and the face of two engaging lugs 124 is parallel to each other, and inside connecting axle 4 rotated and installed in curtain main part 1, connecting axle 4 rotated and worn to locate a plurality of engaging lugs 124 on the same horizontal row, and connecting axle 4 lateral wall fixed connection between two engaging lugs 124 on one side of apron 42 and same mouth of pipe 123, apron 42 can be around connecting axle 4 and do the rolling motion. Connecting axle 4 stretches into the inside of stand 2, and gear 41 is fixed in the lateral wall of connecting axle 4, and gear 41 is located the inside of

stand

2, and 5 sliding connection of spur rack are in the inside wall of stand 2, and the tooth trace of spur rack 5 sets up towards gear 41, and a plurality of vertical gear 41 of arranging all with the tooth trace intermeshing of spur rack 5.

Both sides of the spur rack 5 close to one side of the side wall of the upright post 2 are respectively fixed with a sliding strip 52 with an L-shaped section, the inner wall of one side of the upright post 2 facing the spur rack 5 is provided with two sliding grooves 21 with L-shaped sections, the sliding grooves 21 are vertically arranged, the sliding strips 52 are positioned inside the sliding grooves 21, and the sliding strips 52 are slidably connected with the sliding grooves 21. The indoor one side of stand 2 has seted up waist shape hole 23 (refer to fig. 2), and waist shape hole 23 is linked together with the inside of stand 2, and waist shape hole 23 is located between two spout 21, wears to be equipped with slide bar 51 in the waist shape hole 23, and slide bar 51's one end and spur rack 5 fixed connection, the one end that slide bar 51 kept away from spur rack 5 is fixed with ejector pad 6. The pushing block 6 is pushed to move in the length direction of the kidney-shaped hole 23, the spur rack 5 can be driven to move up and down, the spur rack 5 drives the gear 41 and the connecting shaft 4 to rotate, and therefore the cover plate 42 is driven to turn over. When the cover plate 42 covers the position of the pipe opening 123, the air inlet pipe 122 can be closed under the condition of large rainwater, so that the rainwater is prevented from entering the interior of the curtain wall main body 1, and the waterproof effect is improved. When the cover plate 42 is turned away from the nozzle 123, the outdoor air flow can pass through the air inlet duct 122, the curtain wall body 1 and the cross member 3 in order, and then enter the indoor.

The pushing block 6 is connected with a propping mechanism, the propping mechanism comprises two fixing plates 22, a plurality of supporting columns 621 and a plurality of springs 63, the two fixing plates 22 are fixed on the indoor side of the upright post 2, the two fixing plates 22 are respectively positioned on two sides of the waist-shaped hole 23, and one side of the pushing block 6 close to the sliding rod 51 is positioned between the two fixing plates 22. Cavity 61 has been seted up to ejector pad 6's inside, and sliding connection has two push pedal 62 in cavity 61, and a plurality of holes 64 of dodging that are linked together with cavity 61 are seted up towards the side of fixed plate 22 to ejector pad 6, and push pedal 62 is parallel to each other with fixed plate 22, and prop the post 621 and wear to locate and dodge hole 64, props the one end and push pedal 62 fixed connection that the post 621 stretched into cavity 61. The springs 63 are located between the two push plates 62, the two ends of each spring 63 are respectively fixedly connected with the two push plates 62, the springs 63 are always in a compression state, and the springs 63 support the two push plates 62 to be away from each other, so that the supporting columns 621 and the fixing plate 22 are abutted against each other, the position of the straight rack 5 can be fixed, and the cover plate 42 is fixed at a specified overturning angle.

The lateral wall of ejector pad 6 towards fixed plate 22 offers the hole 65 that slides that is linked together with cavity 61, and the hole 65 that slides is located ejector pad 6 and keeps away from one side of slide bar 51, wears to be equipped with clamp plate 622 in the hole 65 that slides, and one side that slide bar 51 was kept away from to one side and push pedal 62 that clamp plate 622 stretched into cavity 61 is fixed connection, and push pedal 62 splices each other with clamp plate 622 and is L shape setting. One side that the push pedal 62 was kept away from to clamp plate 622 stretches out the hole 65 that slides, and is close to each other through promoting two clamp plates 622 to make two push pedal 62 compression spring 63, make support column 621 and fixed plate 22 keep away from each other, ejector pad 6 can drive slide bar 51 and slide in waist shape hole 23, the upset of convenient drive apron 42.

Referring to fig. 6, a plurality of intercommunicating pores 35 have been seted up to the one side of crossbeam 3 towards curtain main part 1, intercommunicating pores 35 are linked together with the inside of curtain main part 1, the internally mounted of crossbeam 3 has the mechanism of induced drafting, the mechanism of induced drafting includes a plurality of pivots 33 and a plurality of fan 331, pivot 33 rotates the inside of installing in crossbeam 3, a plurality of pivots 33 arrange the setting along the length direction of crossbeam 3, pivot 33 and crossbeam 3 are towards indoor one side mutually perpendicular, fan 331 is fixed in the lateral wall of pivot 33, pivot 33 is connected with its rotatory power unit of drive.

The power mechanism comprises a motor 32, a worm 311 and a plurality of worm wheels 332, a connecting block 31 is fixed inside the cross beam 3, the worm 311 is rotatably installed on the connecting block 31, the worm 311 is located inside the cross beam 3, the worm wheels 332 are fixed on the side wall of the rotating shaft 33, the worm wheels 332 are all meshed with the worm 311, the motor 32 is fixed inside the cross beam 3, and an output shaft of the motor 32 is fixedly connected with one end of the worm 311. The motor 32 drives the worm 311 to rotate, so as to drive the worm wheel 332 and the rotating shaft 33 to rotate, and the rotating fan 331 can supply air to the room.

The implementation principle of the embodiment is as follows: the ventilation holes 121 communicate the outdoor with the curtain wall main body 1, the ventilation holes 34 communicate the interior of the curtain wall main body 1 with the indoor, so that the outdoor and indoor airflows can be exchanged, and the motor 32 drives the worm 311 to rotate, thereby driving the worm wheel 332 and the rotating shaft 33 to rotate. The crossbeam 3 is linked together with the inside of curtain main part 1, and the fan 331 rotates the in-process, can carry the inside air current of crossbeam 3 indoor, improves the ventilation effect.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a curtain with good ventilation effect, includes a plurality of curtain main parts (1) of splicing each other, curtain main part (1) is including being close to indoor interior curtain wallboard (11) and being close to outdoor outer curtain wallboard (12), controls adjacent two fixed stand (2) that are provided with between curtain main part (1), adjacent two from top to bottom be provided with crossbeam (3), its characterized in that between curtain main part (1): the curtain wall comprises an outer curtain wall board (12) and is characterized in that a plurality of ventilation holes (121) are formed in the outer curtain wall board (12), an air inlet pipe (122) extends from the edge of each ventilation hole (34) of the outer curtain wall board (12) to one side of an inner curtain wall board (11), the air inlet pipe (122) is arranged obliquely and upwards, a plurality of ventilation holes (34) communicated with the indoor space are formed in a cross beam (3), the cross beam (3) is communicated with the inside of a curtain wall main body (1), and an air suction mechanism for sending outdoor air into the indoor space is arranged in the cross beam (3);

one end, far away from the outer curtain wall board (12), of the air inlet pipe (122) is provided with a pipe orifice (123), the edge of the pipe orifice (123) is rotatably provided with a cover plate (42) for closing the pipe orifice (123), and the cover plate (42) is connected with a transmission mechanism for driving the cover plate to be close to or far away from the pipe orifice (123);

the transmission mechanism comprises a spur rack (5), a plurality of gears (41) and a plurality of connecting shafts (4), the edge of the pipe orifice (123) is fixedly provided with a connecting lug (124), the connecting shafts (4) are rotated to penetrate through the connecting lugs (124) on the same transverse row, one side of the cover plate (42) is fixedly connected with the connecting shafts (4), the connecting shafts (4) are rotated to penetrate through the stand column (2), the gears (41) are fixedly arranged on the connecting shafts (4), the spur rack (5) is slidably arranged on the inner side wall of the stand column (2), the gears (41) are meshed with the spur rack (5), the side wall of the stand column (2) is provided with a waist-shaped hole (23) communicated with the indoor space, a sliding rod (51) is arranged in the waist-shaped hole (23), one end of the sliding rod (51) is fixedly connected with the spur rack (5), and the other end of the sliding rod is connected with a, the push block (6) is provided with a propping mechanism for fixing the spur rack (5);

the abutting mechanism comprises two fixing plates (22), a plurality of supporting columns (621) and a plurality of springs (63), the fixing plate (22) is fixedly arranged on one surface of the upright post (2) facing the indoor, and are positioned at the two sides of the waist-shaped hole (23), a cavity (61) is arranged inside the push block (6), two push plates (62) are arranged in the cavity (61), one surface of the push block (6) facing the fixed plate (22) is provided with an avoidance hole (64) communicated with the cavity (61), the support column (621) penetrates through the avoiding hole (64), one end of the support column (621) extending into the cavity (61) is fixed with the push plate (62), two ends of the spring (63) are respectively fixedly connected with one surface of the two push plates (62) which is opposite to each other, one end of the supporting column (621) far away from the push plate (62) is mutually abutted with the fixing plate (22), and the spring (63) is in a contraction state.

2. A curtain wall with good ventilation effect as claimed in claim 1, wherein: the mechanism that induced drafts includes a plurality of pivots (33) and a plurality of fan (331), pivot (33) rotate and set up in the inside of crossbeam (3), fan (331) are fixed to be set up in pivot (33), pivot (33) are connected with its rotatory power unit of drive.

3. A curtain wall with good ventilation effect as claimed in claim 2, wherein: the power mechanism comprises a motor (32) fixedly arranged in the cross beam (3), a worm (311) rotatably arranged in the cross beam (3) and a plurality of worm wheels (332) fixedly arranged on the rotating shaft (33), the worm (311) and the worm wheels (332) are meshed with each other, and an output shaft of the motor (32) is fixedly connected with one end of the worm (311).

4. A curtain wall with good ventilation effect as claimed in claim 1, wherein: sliding hole (65) have been seted up towards the one side of fixed plate (22) in ejector pad (6), wear to be equipped with clamp plate (622) in sliding hole (65), one side and push pedal (62) fixed connection of clamp plate (622), slide hole (65) are stretched out to one side that push pedal (62) were kept away from in clamp plate (622), clamp plate (622) are located one side of fixed plate (22) stand (2) dorsad.

5. A curtain wall with good ventilation effect as claimed in claim 1, wherein: one side of the straight rack (5) close to the upright post (2) is fixedly provided with a slide bar (52), and the side wall of the upright post (2) is provided with a sliding groove (21) which is connected with the slide bar (52) in a sliding manner.

6. A curtain wall with good ventilation effect as claimed in claim 1, wherein: and a rubber ring (125) is fixedly arranged on one surface of the pipe orifice (123) facing the cover plate (42).