CN109680781A - Assembled architecture out-hung panel discharge structure - Google Patents

Assembled architecture out-hung panel discharge structure Download PDF

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Publication number
CN109680781A
CN109680781A CN201811642229.XA CN201811642229A CN109680781A CN 109680781 A CN109680781 A CN 109680781A CN 201811642229 A CN201811642229 A CN 201811642229A CN 109680781 A CN109680781 A CN 109680781A
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CN
China
Prior art keywords
outer tube
inner tube
sap cavity
chamber
hung panel
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Granted
Application number
CN201811642229.XA
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Chinese (zh)
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CN109680781B (en
Inventor
李红立
钟蜀海
邹娟娟
党军亮
刘静
秦光斌
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Chongqing Vocational Institute of Engineering
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Chongqing Vocational Institute of Engineering
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Priority to CN201811642229.XA priority Critical patent/CN109680781B/en
Publication of CN109680781A publication Critical patent/CN109680781A/en
Application granted granted Critical
Publication of CN109680781B publication Critical patent/CN109680781B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • E03F1/006Pneumatic sewage disposal systems; accessories specially adapted therefore

Abstract

The present patent application belongs to Architectural Equipment technical field, specifically disclose a kind of assembled architecture out-hung panel discharge structure, including liquid outlet tank, inner and outer tubes, the bottom of liquid outlet tank is provided with drainage hole, it is equipped with vertical separating plate in liquid outlet tank, liquid outlet tank is divided into that outer tube goes out sap cavity and inner tube goes out sap cavity by vertical separating plate;The both ends of inner tube are respectively inner tube water inlet end and inner tube water outlet, the both ends of outer tube are respectively outer tube water inlet end and outer tube water outlet, it protrudes on the outer tube wall of out-hung panel cavity and is provided with leakage hole, inner tube water outlet goes out sap cavity through outer tube, vertical separating plate penetrates inner tube and goes out in sap cavity, and outer tube water outlet goes out sap cavity with outer tube and is connected to;It further include force piece.This discharge structure can be timely by the rainwater in out-hung panel cavity, and more thoroughly discharge.

Description

Assembled architecture out-hung panel discharge structure
Technical field
The present patent application belongs to Architectural Equipment technical field, specifically discloses a kind of assembled architecture out-hung panel draining knot Structure.
Background technique
Assembled architecture out-hung panel is the external protection structure of interior wall, and when production, out-hung panel is decoupled by certain specification Afterwards, first carry out in the factory prefabricated, the scene of then transporting carries out assembled, and assembling part is handled by gluing.Due to plug-in Wallboard can leave a large amount of assembled seam in assembly, and rainwater can penetrate between out-hung panel and interior wall through these seams, and , can be inside out-hung panel there are cavity and when being typically designed out-hung panel, often rain and condensed water are heavy for this cavity Product, seriously affect out-hung panel or even whole building using safe, therefore, the draining of chamber portion makes the safety of building With particularly significant.
To solve the above problems, the Chinese invention patent that Authorization Notice No. is CN106013474B discloses a kind of assembled Out-hung panel discharge structure is built, including being installed on the vertical piece bottom of out-hung panel and horizontal positioned drainpipe, is drained Pipe and out-hung panel formed an entirety, drainpipe include surrounded between the vertical piece of out-hung panel catch basin tube socket and to Tube socket axially projecting and the tubing string being connected to tube socket, tubing string, which exposes, is equipped with check valve in out-hung panel outer surface and tubing string.
Although the water in out-hung panel cavity can be discharged for above-mentioned patent, since tubing string and tube socket exist centainly Difference in height makes out-hung panel be chronically at wet environment so the water in out-hung panel cavity thoroughly cannot be discharged for the structure In, leverage the safety of structure of assembled architecture out-hung panel.In addition, catch basin is arranged at tube socket, rainwater is along outer Wallboard cavity is flowed into catch basin, and only after rainwater reaches to a certain degree, rainwater can be by being self-possessed to drainpipe Pipe tongue generates hydraulic pressure and pushes pipe tongue open, so that rainwater be made to be discharged, i.e., the discharge structure of above-mentioned patent can only be in out-hung panel cavity Rainwater accumulation heel row goes out (rainwater in out-hung panel cavity cannot be discharged in time) to a certain extent, rainwater still can make outer Wallboard is chronically in wet environment, to influence the safe handling of building.
Summary of the invention
Rainwater in out-hung panel cavity can more be arranged thoroughly and in time the purpose of the present invention is to provide a kind of Assembled architecture out-hung panel discharge structure out.
In order to achieve the above object, base case of the invention are as follows:
Assembled architecture out-hung panel discharge structure, including liquid outlet tank, inner tube and the outer tube being socketed in outside inner tube, liquid outlet tank Bottom be provided with drainage hole, be equipped with vertical separating plate in liquid outlet tank, vertical separating plate by liquid outlet tank be divided into outer tube go out sap cavity and Inner tube goes out sap cavity;
The both ends of inner tube are respectively inner tube water inlet end and inner tube water outlet, and the both ends of outer tube are respectively outer tube water inlet end and outer Pipe water outlet, inner tube water inlet end are stretched out from outer tube water inlet end, and inner tube water outlet is stretched out from outer tube water outlet, inner tube water inlet end and outer Water inlet tube end is protruded into out-hung panel cavity, is protruded on the outer tube wall of out-hung panel cavity and is provided with leakage hole, inner tube water outlet End goes out sap cavity through outer tube, vertical separating plate penetrates inner tube and goes out in sap cavity, and outer tube water outlet goes out sap cavity with outer tube and is connected to;It further include energy Enough while the pressure reduction for going out outer tube in sap cavity and inner tube go out the force piece of the pressure increase in sap cavity.
The working principle of this base case is:
(1) liquid outlet tank, inner tube, outer tube and force piece etc. are set, since rainwater is that the assembled seam through out-hung panel is penetrated into Between out-hung panel and interior wall, so the rainwater penetrated into out-hung panel cavity is less, and most of rainwater can be along plug-in The inner sidewall of wallboard and the lateral wall of interior wall enter outer tube water inlet end.Since inner tube water inlet end is stretched out from outer tube water inlet end, and It protrudes on the outer tube wall of out-hung panel cavity and is provided with leakage hole, so outer tube is mainly used for the rain of out-hung panel cavity bottom Water discharge.
When raining, start force piece, the pressure reduction and inner tube that force piece goes out outer tube in sap cavity go out the pressure in sap cavity Increase, outer tube, which goes out sap cavity, to go out rainwater " sucking " outer tube of out-hung panel cavity bottom in sap cavity, to keep out-hung panel empty Intracavitary rainwater is discharged rapidly.In addition, inner tube goes out the pressure increase in sap cavity while outer tube goes out the pressure reduction in sap cavity, It thus will form the air pressure of inner tube water inlet end → outer tube water inlet end, be deposited on out-hung panel cavity bottom to further speed up The discharge of the rainwater in portion.
After rain stops, it is again started up force piece, the pressure reduction and inner tube that force piece goes out outer tube in sap cavity go out in sap cavity Pressure increase, the air pressure that inner tube water inlet end → outer tube water inlet end is formed at this time help to dry up the rain of out-hung panel cavity bottom Water effectively prevents wallboard and is chronically in wet environment, to ensure that the structure safety of assembled architecture out-hung panel Property.
Further, further include air inlet cabinet, be equipped in inlet box body in horizontally disposed first demarcation plate and in vertical cloth The second demarcation plate set, the second demarcation plate are in the lower section of the first demarcation plate, are power house above the first demarcation plate, in power house It is respectively first chamber and second chamber below the first demarcation plate, being equipped in first chamber is in vertical cloth equipped with the force piece The first drive shaft set, the bottom of the first drive shaft are fixedly connected with the first sliding block, the sealing of the first sliding block and vertical sliding connection In first chamber, the first tension spring that the first sliding block can be driven to slide straight up is equipped in first chamber;In first chamber Equipped with going out the first air inlet pipe that sap cavity is connected to and the first escape pipe being in communication with the outside with outer tube;It is equipped in second chamber in vertical Second drive shaft of arrangement, the bottom of the second drive shaft are fixedly connected with the second sliding block, the sealing of the second sliding block and vertical sliding company It connects in second chamber, the second tension spring that the second sliding block can be driven to slide straight up is equipped in second chamber;Second chamber Inside be equipped with the second air inlet pipe and the second escape pipe, be equipped in second chamber with inner tube go out the second escape pipe that sap cavity is connected to and with it is outer Second air inlet pipe of boundary's connection;It is equipped in first air inlet pipe, the first escape pipe, the second escape pipe and the second air inlet pipe unidirectional Valve.Above structure can be relatively simple realization outer tube while go out the pressure reduction in sap cavity, inner tube goes out the pressure in sap cavity Increase.
Further, the force piece includes motor and is in horizontally disposed rotation axis, and the output shaft and rotation axis of motor are solid Fixed connection, rotation axis are equipped with the first cam that the first drive shaft can be driven to move straight down and can drive the second driving The second cam that axis moves straight down, the driving end of the first cam and the driving end of the second cam are respectively at the axis of rotation axis Line two sides, the alternating of the first drive shaft of realization and the second drive shaft that can be relatively simple, reciprocal vertical are mobile.
Further, said inner tube water inlet end stretches to opening, and the upward opening of inner tube water inlet end helps to reduce interior water inlet tube The distance between end top, the inner sidewall of out-hung panel cavity, to increase what inner tube water inlet end → outer tube water inlet end was formed Air pressure level has further speeded up the discharge for being deposited on the rainwater of out-hung panel cavity bottom.
Further, the vertical separating plate is set to the centerline of liquid outlet tank, and the drainage hole is set to vertical separating plate The horizontal space of two sides, drainage hole and vertical separating plate is 0.3-0.5mm.When the horizontal space of drainage hole and vertical separating plate is When 0.3-0.5mm, rainwater is discharged to outside device (rainwater closes drainage hole) through drainage hole, and the setting of drainage hole is hardly right The air pressure that outer tube goes out sap cavity and inner tube goes out in sap cavity has an impact.
Detailed description of the invention
Fig. 1 is the longitudinal section cross-sectional view of the embodiment of the present invention;
Fig. 2 is the partial enlarged view in Fig. 1 at A.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: that liquid outlet tank 1, drainage hole 11, vertical separating plate 12, outer tube go out sap cavity 13, inner tube go out sap cavity 14, inner tube 2, outer tube 3, air inlet cabinet 4, power house 41, first chamber 42, the first sliding block 421, first into It is tracheae 422, second chamber 43, the second sliding block 431, the second escape pipe 432, force piece 5, the first cam 51, the second cam 52, outer Wallboard 6, out-hung panel cavity 61.
As depicted in figs. 1 and 2, assembled architecture out-hung panel discharge structure, including liquid outlet tank 1, inner tube 2 and in being socketed in Outer tube 3 outside pipe 2, the bottom of liquid outlet tank 1 are provided with drainage hole 11, and the centerline of liquid outlet tank 1 is equipped with vertical separating plate 12, vertically Liquid outlet tank 1 is divided into that outer tube goes out sap cavity 13 and inner tube goes out sap cavity 14 by demarcation plate 12, and drainage hole 11 is set to vertical separating plate 12 The horizontal space of two sides, drainage hole 11 and vertical separating plate 12 is 0.3-0.5mm.
The both ends of inner tube 2 are respectively inner tube water inlet end and inner tube water outlet, and inner tube water inlet end stretches to opening, outer tube 3 Both ends are respectively outer tube water inlet end and outer tube water outlet, and inner tube water inlet end stretches out (such as Fig. 2) from outer tube water inlet end, inner tube water outlet It is stretched out from outer tube water outlet, inner tube water inlet end and outer tube water inlet end protrude into out-hung panel cavity 61, protrude into out-hung panel sky Leakage hole is provided on 3 side wall of outer tube of chamber 61, inner tube water outlet goes out sap cavity 13 through outer tube, vertical separating plate 12 penetrates inner tube and goes out liquid In chamber 14, outer tube water outlet is connected to the lower part that outer tube goes out sap cavity 13;It further include that outer tube can be made simultaneously to go out the pressure in sap cavity 13 Power reduces the force piece 5 for going out the pressure increase in sap cavity 14 with inner tube.
This discharge structure further includes air inlet cabinet 4, the first demarcation plate is equipped in air inlet cabinet 4 and under the first demarcation plate Second demarcation plate of side, in horizontally disposed, the second demarcation plate is arranged vertically the first demarcation plate, is power above the first demarcation plate Room 41, power house 41 is interior to be equipped with the force piece 5.First demarcation plate lower section respectively first chamber 42 and second chamber 43, the It is equipped with the first drive shaft being arranged vertically in one chamber 42, the bottom of the first drive shaft is fixedly connected with the first sliding block 421, the Simultaneously vertical sliding is connected in first chamber 42 sealing of one sliding block 421, and the first sliding block can be driven by being socketed in the first drive shaft 421 the first tension springs slided straight up;Be equipped in first chamber 42 with outer tube go out the first air inlet pipe 422 that sap cavity 13 is connected to and The first escape pipe being in communication with the outside;The second drive shaft being arranged vertically, the bottom of the second drive shaft are equipped in second chamber 43 Portion is fixedly connected with the second sliding block 431, and simultaneously vertical sliding is connected in second chamber 43 sealing of the second sliding block 431, the second driving The second tension spring that the second sliding block 431 can be driven to slide straight up is socketed on axis;The second air inlet is equipped in second chamber 43 Pipe and the second escape pipe 432 are equipped in second chamber 43 and go out the second escape pipe 432 that sap cavity 14 be connected to inner tube and connect with extraneous The second logical air inlet pipe;It is equipped in first air inlet pipe 422, the first escape pipe, the second escape pipe 432 and the second air inlet pipe unidirectional Valve.
Force piece 5 includes motor and is in horizontally disposed rotation axis, and the output shaft of motor is fixedly connected with the rotating shaft, and is rotated It is socketed with the first cam 51 that the first drive shaft can be driven to move straight down on axis and the second drive shaft can be driven vertical The second cam 52 moved down, the driving end of the first cam 51 and the driving end of the second cam 52 are respectively at the axis of rotation axis Line two sides.
The specific implementation process of this discharge structure is as follows:
When raining, start motor, motor drives the first cam 51 and the second cam 52 to rotate by rotation axis, the first cam 51 can drive the first drive shaft to move straight down, and the second cam 52 can drive the second drive shaft to move straight down, by The axis two sides of rotation axis are respectively in the driving end of the first cam 51 and the driving end of the second cam 52, in the first drive shaft It is socketed with the first tension spring that the first sliding block 421 can be driven to slide straight up, can be driven by being socketed in the second drive shaft The second tension spring that two sliding blocks 431 slide straight up, so under the action of the first cam 51 and the second cam 52, the first driving Axis and the second drive shaft can be moved alternately straight down.
When the first drive shaft moves straight up, the gas that outer tube goes out in sap cavity 13 enters in first chamber 42, thus Outer tube is set to go out the pressure reduction in sap cavity 13, when the second drive shaft moves straight down, gas enters inner tube in second chamber 43 Out in sap cavity 14, so that inner tube be made to go out the pressure increase in sap cavity 14.
When outer tube goes out the pressure reduction in sap cavity 13, outer tube goes out sap cavity 13 can be by the rainwater of 61 bottom of out-hung panel cavity " sucking " outer tube goes out in sap cavity 13, so that the rainwater in out-hung panel cavity 61 be made to be discharged rapidly.Also, outer tube goes out in sap cavity 13 Pressure reduction while, inner tube goes out the pressure increase in sap cavity 14, thus will form inner tube water inlet end → outer tube water inlet end Air pressure, to further speed up the discharge for being deposited on the rainwater of 61 bottom of out-hung panel cavity.
After rain stops, be again started up motor, motor by rotation axis, the first cam 51, the second cam 52, the first drive shaft and The pressure reduction again and inner tube that second drive shaft etc. goes out outer tube in sap cavity 13 go out the pressure increase again in sap cavity 14, at this time The air pressure that inner tube water inlet end → outer tube water inlet end is formed helps to dry up the rainwater of 61 bottom of out-hung panel cavity, effectively prevents Wallboard is chronically in wet environment, to ensure that the safety of structure of assembled architecture out-hung panel 6.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented Effect and patent practicability.

Claims (5)

1. assembled architecture out-hung panel discharge structure, which is characterized in that including liquid outlet tank, inner tube and be socketed in outer outside inner tube Pipe, the bottom of liquid outlet tank are provided with drainage hole, are equipped with vertical separating plate in liquid outlet tank, liquid outlet tank is divided into outer tube by vertical separating plate Sap cavity and inner tube go out sap cavity out;
The both ends of inner tube are respectively inner tube water inlet end and inner tube water outlet, and the both ends of outer tube are respectively that outer tube water inlet end and outer tube go out Water end (W.E.), inner tube water inlet end are stretched out from outer tube water inlet end, and inner tube water outlet is stretched out from outer tube water outlet, inner tube water inlet end and outer tube into Water end (W.E.) protrudes into out-hung panel cavity, protrudes on the outer tube wall of out-hung panel cavity and is provided with leakage hole, inner tube water outlet warp Outer tube goes out sap cavity, vertical separating plate penetrates inner tube and goes out in sap cavity, and outer tube water outlet goes out sap cavity with outer tube and is connected to;Further including can be same When go out outer tube in sap cavity pressure reduction and inner tube go out the force piece of the pressure increase in sap cavity.
2. assembled architecture out-hung panel discharge structure according to claim 1, which is characterized in that further include inlet box Body is equipped in inlet box body in horizontally disposed first demarcation plate and the second demarcation plate being arranged vertically, at the second demarcation plate It is power house above the first demarcation plate in the lower section of the first demarcation plate, is equipped with the force piece in power house, under the first demarcation plate Side is respectively first chamber and second chamber, is equipped with the first drive shaft being arranged vertically in first chamber, the first drive shaft Bottom is fixedly connected with the first sliding block, and simultaneously vertical sliding is connected in first chamber the sealing of the first sliding block, is equipped in first chamber The first tension spring that the first sliding block slides straight up can be driven;Be equipped in first chamber with outer tube go out that sap cavity is connected to first into Tracheae and the first escape pipe being in communication with the outside;The second drive shaft being arranged vertically, the second drive shaft are equipped in second chamber Bottom be fixedly connected with the second sliding block, the second sliding block sealing and vertical sliding is connected in second chamber is set in second chamber There is the second tension spring that the second sliding block can be driven to slide straight up;The second air inlet pipe and the second outlet are equipped in second chamber Pipe, interior be equipped with of second chamber go out the second escape pipe that sap cavity is connected to and the second air inlet pipe being in communication with the outside with inner tube;First into Check valve is equipped in tracheae, the first escape pipe, the second escape pipe and the second air inlet pipe.
3. assembled architecture out-hung panel discharge structure according to claim 2, which is characterized in that the force piece includes Motor and be in horizontally disposed rotation axis, the output shaft of motor is fixedly connected with the rotating shaft, and rotation axis, which is equipped with, can drive the The first cam and the second cam that the second drive shaft moves straight down can be driven that one drive shaft moves straight down, first The driving end of cam and the driving end of the second cam are respectively at the axis two sides of rotation axis.
4. assembled architecture out-hung panel discharge structure according to claim 3, which is characterized in that said inner tube water inlet end Stretch to opening.
5. assembled architecture out-hung panel discharge structure according to claim 4, which is characterized in that the vertical separating plate Set on the centerline of liquid outlet tank, the drainage hole is set to the two sides of vertical separating plate, the level of drainage hole and vertical separating plate Spacing is 0.3-0.5mm.
CN201811642229.XA 2018-12-29 2018-12-29 Assembled building external wall panel drainage structures Active CN109680781B (en)

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Application Number Priority Date Filing Date Title
CN201811642229.XA CN109680781B (en) 2018-12-29 2018-12-29 Assembled building external wall panel drainage structures

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CN109680781B CN109680781B (en) 2020-08-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110042937A (en) * 2019-05-17 2019-07-23 河南太岳建筑工程有限公司 Assembled architecture out-hung panel discharge structure
CN110439081A (en) * 2019-08-14 2019-11-12 安徽企路石工程技术开发有限公司 Alternative expression negative suction system and drainage system
CN111980183A (en) * 2020-07-24 2020-11-24 王小艳 Assembled building externally-hung wallboard drainage device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5644802A (en) * 1993-09-21 1997-07-08 Evac Ab Vacuum sewer arrangement
CN102953468A (en) * 2011-08-18 2013-03-06 上海美特幕墙有限公司 Glass curtain wall with equal-pressure water drainage system
CN204370673U (en) * 2015-01-04 2015-06-03 金陵科技学院 A kind of building wall board
CN207714856U (en) * 2017-11-17 2018-08-10 浙江展衢重工科技有限公司 A kind of garage parking automobile anti-flooding apparatus
CN108488443A (en) * 2018-05-28 2018-09-04 万若(北京)环境工程技术有限公司 Liquid level Pneumatic valve and respective negative pressure water system and drainage by suction control method
CN109025052A (en) * 2018-07-16 2018-12-18 重庆工程职业技术学院 A kind of assembled architecture outer wall plate discharge structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5644802A (en) * 1993-09-21 1997-07-08 Evac Ab Vacuum sewer arrangement
CN102953468A (en) * 2011-08-18 2013-03-06 上海美特幕墙有限公司 Glass curtain wall with equal-pressure water drainage system
CN204370673U (en) * 2015-01-04 2015-06-03 金陵科技学院 A kind of building wall board
CN207714856U (en) * 2017-11-17 2018-08-10 浙江展衢重工科技有限公司 A kind of garage parking automobile anti-flooding apparatus
CN108488443A (en) * 2018-05-28 2018-09-04 万若(北京)环境工程技术有限公司 Liquid level Pneumatic valve and respective negative pressure water system and drainage by suction control method
CN109025052A (en) * 2018-07-16 2018-12-18 重庆工程职业技术学院 A kind of assembled architecture outer wall plate discharge structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110042937A (en) * 2019-05-17 2019-07-23 河南太岳建筑工程有限公司 Assembled architecture out-hung panel discharge structure
CN110042937B (en) * 2019-05-17 2023-11-21 河南太岳建筑工程有限公司 Drainage structure of externally hung wallboard of assembled building
CN110439081A (en) * 2019-08-14 2019-11-12 安徽企路石工程技术开发有限公司 Alternative expression negative suction system and drainage system
CN111980183A (en) * 2020-07-24 2020-11-24 王小艳 Assembled building externally-hung wallboard drainage device

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