WO2018054318A1 - Structure de membrane supportée par air et conduit de ventilation interne pour celle-ci - Google Patents

Structure de membrane supportée par air et conduit de ventilation interne pour celle-ci Download PDF

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Publication number
WO2018054318A1
WO2018054318A1 PCT/CN2017/102637 CN2017102637W WO2018054318A1 WO 2018054318 A1 WO2018054318 A1 WO 2018054318A1 CN 2017102637 W CN2017102637 W CN 2017102637W WO 2018054318 A1 WO2018054318 A1 WO 2018054318A1
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WO
WIPO (PCT)
Prior art keywords
air
main body
ventilation duct
duct
film
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Application number
PCT/CN2017/102637
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English (en)
Chinese (zh)
Inventor
薛飞龙
张辉
肖龙
王秦
Original Assignee
深圳市博德维环境技术股份有限公司
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Publication of WO2018054318A1 publication Critical patent/WO2018054318A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H15/00—Tents or canopies, in general
    • E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H15/00—Tents or canopies, in general
    • E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
    • E04H2015/206—Details of inflation devices, e.g. valves, connections to fluid pressure source

Definitions

  • the invention relates to the technical field of air film construction, in particular to a gas film building and an inner ventilation pipe structure thereof.
  • the gas film building is made of a special building membrane, and is inflated into the inside of the air film by a fan, so that a pressure difference is formed inside and outside the film to maintain a stable shape.
  • Air film construction is increasingly used in all walks of life for its low cost, speed, ease of assembly and disassembly, and light weight.
  • the air film building is inflated to the inside of the air film through an external ventilation duct.
  • the traditional air film building when directly inflated into the air film, easily affects the activities of the bottom personnel, which will cause the air flow rate near the air outlet to be too high and uneven, which cannot meet certain specific applications, such as badminton halls for competitions. Air flow rates are very high.
  • An inner ventilation duct structure of a gas film building comprising:
  • a pipe wall is disposed on an inner side of the gas film body, the pipe wall and the gas film body together form an inner ventilation pipe, and the air film body is provided with an air inlet, and the air sent by the fan enters through the air inlet In the inner ventilation duct, a plurality of spaced air outlets are defined at a position away from the bottom of the pipe wall.
  • the tube wall is welded to the inner side of the air film body.
  • the wall of the tube is vented 3 to 4 meters from the bottom.
  • a plurality of the vent holes are evenly distributed on the tube wall.
  • the vent has a diameter ranging from 2 to 5 cm.
  • the pipe wall is further provided with an interface, and the interface is used for installing an external connection. Duct.
  • a film building that includes:
  • the main body of the gas film is provided with an air inlet
  • the air supply duct structure further includes a soft connection, a supply duct and a bracket, the soft connection is disposed on an outer side of the air film body, and the soft connection passes through the The air inlet is in communication with the interior of the air film body, the air supply duct is expandable and contractible, and one end of the air supply duct is in communication with the soft connection.
  • a fan is further included, and the other end of the air supply duct is in communication with the fan.
  • the soft joint is welded to the outside of the air film body.
  • the air sent by the fan is blown into the inner ventilation duct formed by the air film main body and the pipe wall through the air supply duct structure, and an air outlet hole is opened at a position away from the bottom of the pipe wall, so that the air volume is filled into the air through the air outlet hole.
  • the position of the air outlet is high, so that the activities of the bottom personnel can be avoided, and the air outlets are arranged in plurality, and the plurality of air outlets are arranged at intervals, so that the problem of excessive local flow rate can be avoided.
  • Figure 1 is a side cross-sectional view of a gas film building in an embodiment
  • Figure 2 is a partial schematic view of the gas film building of Figure 1;
  • Figure 3 is a schematic structural view of the retractable air supply duct of Figure 2;
  • FIG. 4 is a schematic structural view of another perspective view of the gas film building shown in FIG. 2;
  • Figure 5 is a schematic view showing the structure of the air film structure shown in Figure 2 after the external air duct structure is installed;
  • Figure 6 is a schematic illustration of another perspective of a portion of Figure 5.
  • the gas film building 10 can be used for expositions and exhibitions, as an industrial plant, a storage workshop, and as a badminton hall.
  • the air film building 10 includes a fan 100, a gas film main body 200, a supply duct structure 300, an inner ventilation duct structure 400, and an external duct structure 500.
  • the fan 100 is used to inflate the inside of the air film main body 200.
  • the air film building 10 may not have its own fan 100, but by external means, the fan 100 may not be produced or sold together with the air film building 10.
  • the air film main body 200 is provided with an air inlet 210, and the air sent by the fan is filled into the air film main body 200 through the air inlet 210.
  • the gas film main body 200 is prepared from a special architectural film material, and supports the entire gas film building 10 by using a difference in air pressure between the inside and the outside. When it is necessary to open the air film main body 200, air is continuously supplied to the inside of the air film main body 200 by the fan 100.
  • the inner surface of the gas film main body 200 is provided with a heat insulating layer (not shown), and the heat insulating layer is made of an insulating material, which can improve the heat insulating property of the gas film building 10.
  • the air supply duct structure 300 includes a retractable air supply duct 310, a bracket 320, a snap ring (not shown), and Soft connection 330.
  • the retractable air supply duct 310 is located above the ground, so there is no need to dig underground ventilation ducts on the ground.
  • the material of the air supply duct 310 is airtight.
  • One end of the air supply duct 310 is in communication with the blower 100.
  • one end of the air supply duct 310 is sleeved on the air outlet of the fan 100 through a flange, and the air supply duct 310 is fixed in the axial direction by flange abutting.
  • a gasket (not shown) may be disposed between the air supply pipe 310 and the fan 100, and the sealing of the vehicle flange on the gasket, and the sealing is pressed by the pressure plate to increase the gap between the air supply pipe 310 and the fan 100. Sealing performance.
  • one end of the air supply duct can also be disposed at the air outlet of the fan through the clamp, and the clamp is fixed radially on the outer side of the air supply duct.
  • the gasket is an annular seal ring on the inner wall of the air supply duct and the outer wall of the seal joint with it.
  • the air supply pipe 310 is provided with an insulation layer 311.
  • the heat insulation layer 311 is made of a heat insulating material, which can improve the heat preservation performance of the air supply pipe 310, prevent excessive heat loss when the hot air is blown, or prevent excessive heat from being absorbed when the cold air is blown. .
  • the air supply duct 310 has a cylindrical shape, so that the wind pressure is uniform in all directions, and the cylindrical structure saves material and has high compressive strength.
  • the length of the air supply duct 310 is greater than or slightly larger than the distance between the air outlet of the fan 100 and the center of the soft connection 330 when the air film body 200 is not blown.
  • the length of the air supply duct 310 is set to be longer so that the length of the air supply duct 310 can reach the position of the air film main body 200 when the air film building 10 has not been blown up, and is compressed to a normal use length when blown up. .
  • the bracket 320 is used to support the air supply duct 310.
  • the bracket 320 may be formed of a stainless steel square tube or an angle steel to match the air supply duct 310.
  • the bracket 320 is provided with an arcuate groove, and the outer side of the air supply duct 310 cooperates with the arcuate groove to form a structure in which the air supply duct 310 matches the bracket 320.
  • the height of the bracket 320 is gradually increased in a direction close to the air film main body 200 to match the state of the air supply duct 310 during ventilation, and the air supply duct 310 is prevented from being bent.
  • a snap ring may be disposed on the outer circumference of the air supply duct 310, and the snap ring is fixed to the bracket 320.
  • the snap ring is fixed to the bracket 320 by screws.
  • the diameter of the snap ring is larger than the diameter of the air supply duct 310.
  • One end of the soft connection 330 is disposed on the air film main body 200, and the soft connection 330 is in communication with the inside of the air film main body 200.
  • the other end of the air supply duct 310 is in communication with the soft connection 330.
  • the soft connection 330 is disposed at the air inlet body 210 where the air film main body 200 is opened, and the air volume that has entered from the air supply duct 310 passes through the soft connection 330 and then enters the inside of the air film main body 200 through the air inlet 210.
  • one end of the soft connection 330 is welded to the outside of the air film main body 200, and the other end of the soft connection 330 is welded to the air supply duct 310.
  • the air film main body 200 After the formation of the gas film building 10, the air film main body 200 has a certain hardness, and in a bad weather condition (for example, a strong wind or a heavy snow weather), the air film main body 200 may be oscillated or deformed.
  • the soft connection 330 is deformable. When the air film main body 200 swings, the soft connection 330 deforms to absorb the displacements to reduce the local stress generated at the joint of the air supply duct 310 and the air film main body 200 during the swing, and protect the air film main body 200.
  • the inner surface of the soft joint 330 is also provided with a heat insulating layer, and the heat insulating layer is made of a heat insulating material, which can increase the heat insulating property.
  • the air supply duct structure 300 has at least the following advantages:
  • the air sent by the fan 100 passes through the retractable air supply duct 310, passes through the soft connection 330, and the air inlet 210, and then enters the inside of the air film main body 200. After the air main body 200 is inflated, the shape is maintained, and the air supply duct 310 is located. Above the ground, the underground air duct can be quickly and conveniently inflated into the air film main body 200 without the need to build an underground air passage, which is advantageous for reducing the construction difficulty and reducing the construction cost and construction period.
  • the snap ring is clamped on the outer circumference of the air supply duct 310 for limiting the radial displacement of the air supply duct 310, but the air supply duct 310 can be extended and contracted in the axial direction, thereby effectively avoiding The air supply duct 310 is bent to avoid affecting the air supply amount and the wind pressure.
  • the inner ventilation duct structure 400 includes a tube wall 410 that is disposed inside the air film body 200.
  • the tube wall 410 and the gas film body 200 together form an inner venting passage 201, at which time the amount of air entering from the soft joint 330 through the air inlet 210 is within the inner venting passage 201.
  • An air outlet 411 is defined in the wall 410 away from the bottom, and the air volume in the inner air passage 201 passes through the air outlet 411 to enter the inside of the air film main body 200.
  • the pipe wall 410 is disposed on the inner side of the gas film main body 200 by welding, so that not only the firmness of the pipe wall 410 and the gas film main body 200 but also the seal between the pipe wall 410 and the gas film main body 200 can be increased. Sex.
  • the air wall 411 is initially provided at the pipe wall 410 3 to 4 meters from the bottom, and thus the position of the air outlet 411 The person who is set to move more than the air film main body 200 is much taller and therefore does not affect the activities of the person.
  • the number of the air outlet holes 411 is plural, and the plurality of air outlet holes 411 are spaced apart from each other on the pipe wall 410. Specifically, a plurality of air outlet holes 411 are evenly distributed on the pipe wall 410. Therefore, the amount of air that enters the inside of the air film main body 200 through the air outlet 411 is also relatively uniform.
  • the diameter of the vent hole ranges from 2 to 5 cm.
  • the pipe wall 410 is further provided with an interface 412 for installing an external air duct.
  • the above-described air ventilation duct structure 400 has at least the following advantages:
  • the air sent by the fan 100 is blown into the inner air duct 310 formed by the air film main body 200 and the pipe wall 410 through the air supply duct structure 300, and the air outlet 411 is opened at a position away from the bottom of the pipe wall 410.
  • the air volume is filled into the inside of the air film main body 200 through the air outlet 411, and the position of the air outlet hole 411 is high, so that the activity of the bottom personnel can be avoided.
  • the plurality of air outlet holes 411 are provided in plurality, and the plurality of air outlet holes 411 are provided at intervals, it is possible to avoid the problem that the local flow velocity is excessively high.
  • the external duct structure 500 includes an external duct 510, a joint 520, a sling 530, and a balance bar 540.
  • One end of the external duct 510 is in communication with an interface 412 on the wall 410.
  • one end of the external duct 510 is in communication with the interface 412 through a joint 520, and the joint 520 is disposed on the interface 412 on the tube wall 410.
  • one end of the air duct 510 is connected to the joint 520 by welding.
  • a duct 511 is formed in the periphery of the external duct 510.
  • the other end of the external duct 510 may be an opening, or may be closed, or a plurality of duct vents 511 may be formed on the closed end.
  • a separate air duct can be directly pulled from the outside of the air film main body, and is connected to the external air duct in the embodiment, and the independent air duct is externally connected to the air duct. Into the air.
  • the external duct 510 is suspended in the air film main body 200. Specifically, by providing a sling 530 on the periphery of the external air duct 510, a hanging point 220 is disposed inside the air film main body 200, one end of the sling 530 is connected to the external air duct 510, and the other end of the sling 530 is connected to the hanging point 220, so the external wind is connected.
  • the tube 510 is placed on the lifting point 220 inside the air film main body 200 by the sling 530.
  • the number of the slings 530 is plural, and the plurality of slings 530 are disposed in parallel on the external air duct 510. To disperse the weight of each sling 530.
  • the external air duct structure further includes a slider 550 and a boom 560.
  • the balance rod 540 has a hollow structure, and the bottom of the balance rod 540 is provided with a guide groove 541.
  • the slider 550 is movable along the bottom of the balance bar 540.
  • One end of the boom 560 is disposed on the slider 550, and the other end of the boom 560 is disposed on the external duct 510.
  • the slider can be a pulley or a roller.
  • the external air duct structure 500 further includes a lifting ring 570, a hanging 580 and a connecting member 590.
  • the other end of the hanging rod 560 is disposed on the lifting ring 570.
  • the hanging buckle 580 is fastened to the lifting ring 570, and the hanging buckle 580 is disposed on the connecting member 590.
  • the member 590 is directly disposed on the external duct 510. Therefore, the external air duct 510 can be easily fastened to the lifting ring 570 by the shackle 580.
  • the external air duct 510 structure 500 has at least the following advantages:
  • the air sent from the fan 100 enters the inner air duct 310 from the air inlet 210, a part enters the air film main body 200 from the air outlet 411 on the pipe wall 410, and a part enters the outer air duct 510 through the interface 412 on the pipe wall 410. Then, the air is sent to other areas inside the air film main body 200 through the air duct vent 511 at the periphery of the external air duct 510, so that the charged hot air or cold air is evenly distributed to various areas inside the air film main body 200.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Tents Or Canopies (AREA)
  • Ventilation (AREA)
  • Duct Arrangements (AREA)

Abstract

L'invention concerne un système de conduit de ventilation interne pour une structure de membrane supportée par air, comprenant : une paroi de conduit (410), qui est disposée sur un côté interne d'un corps principal de membrane supporté par air (200); un conduit de ventilation interne (201), formé conjointement par la paroi de conduit (410) et le corps principal de membrane supporté par air (200); une entrée d'air (210), disposée sur le corps principal de membrane supporté par air (200), de l'air envoyé par une soufflante (100) entrant dans le conduit de ventilation interne (201) au moyen de ladite entrée d'air (210); et une pluralité de sorties d'air (411), agencées à un intervalle sur la paroi de conduit (410) à une position qui est éloignée d'une partie inférieure de celle-ci. L'invention concerne également une structure de membrane supportée par air qui comprend la structure de conduit de ventilation interne. Les positions des sorties d'air de la présente structure sont relativement élevées, ce qui permet d'éviter d'interférer avec les activités du personnel en dessous, et d'empêcher un taux d'écoulement local de devenir trop élevé.
PCT/CN2017/102637 2016-09-22 2017-09-21 Structure de membrane supportée par air et conduit de ventilation interne pour celle-ci WO2018054318A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610841790.5 2016-09-22
CN201610841790.5A CN106285186B (zh) 2016-09-22 2016-09-22 气膜建筑及其内通风管道结构

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WO2018054318A1 true WO2018054318A1 (fr) 2018-03-29

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Publication number Priority date Publication date Assignee Title
CN106285186B (zh) * 2016-09-22 2019-01-22 深圳市博德维环境技术股份有限公司 气膜建筑及其内通风管道结构
CN107190856B (zh) * 2017-02-22 2023-06-20 中成空间（深圳）智能技术有限公司 气膜建筑排气装置
CN116651536A (zh) * 2020-04-16 2023-08-29 上海易托邦建筑科技有限公司 生物安全实验室

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SU1127956A1 (ru) * 1983-06-29 1984-12-07 Войсковая Часть 44526 Пневматическое сооружение
JP2012246740A (ja) * 2011-05-26 2012-12-13 Toshio Hagiwara プラネタリウム用エアド−ム
CN205242621U (zh) * 2015-11-11 2016-05-18 深圳市博德维环境技术股份有限公司 一种气膜建筑及排气装置
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