CN203594340U

CN203594340U - Movable sun-shading louver system for external window of building

Info

Publication number: CN203594340U
Application number: CN201320703494.0U
Authority: CN
Inventors: 曾宪纯; 马旭新; 曾庆路; 陈文杰
Original assignee: Zhejiang Academy Of Building Research & Design Redya Ltd
Current assignee: Zhejiang Academy Of Building Research & Design Redya Ltd
Priority date: 2013-11-08
Filing date: 2013-11-08
Publication date: 2014-05-14
Anticipated expiration: 2023-11-08

Abstract

The utility model discloses a movable sun-shading louver system for an external window of a building. When an existing movable sun-shading louver system with arc-shaped-section louvers is used as a sunshade, scattering sunlight in gaps between the arc-shaped louvers is easily guided indoors, the gaps between the inclined louvers are large, and vertically rotating prolonges and horizontally rotating prolonges, which are used for controlling the gradient of the louvers, are quite loose. The movable sun-shading louver system is characterized in that all the louvers are parallel to one another in a horizontal state, vertically adjacent louvers are partly shielded by one another when all the louvers are in a sun-shading state, and a positioning piece is fixedly installed at the joint between the inner vertically rotating prolonge and the lower horizontally rotating prolonge. According to the movable sun-shading louver system, the louvers are used for reflecting the sunlight in the gaps outwards in a reversely arc-shaped mode, the gradient of the louvers in a closed state is improved and guaranteed, as a result, the shielding performance is high, the heat insulation effect is effectively improved, and scattering heat which irradiates from the sun and reaches indoors through the external window is reduced.

Description

A kind of external window of building movable sunshade shutter system

Technical field

The utility model relates to building sunshade field, specifically a kind of external window of building movable sunshade shutter system.

Background technology

China Xia Redong cryogenic region (comprising hot summer and warm winter region), because solar radiation in summer causes building energy consumption for cooling very high, and constantly increase with global wanning, the power cuts to limit consumption in summer of Xia Redong cryogenic region has become normality, have a strong impact on people's life and socio-economic development.External window of building arranges sunshade can be reduced summer and build energy consumption for cooling, consider by the solar irradiation in winter of exterior window simultaneously and also can reduce Xia Redong cryogenic region building heating energy consumption, at external window of building, movable external sunshade and mid-movable sunshade being set is to reduce energy consumption of air conditioning system in buildings and utilize the effective measures the most of sunlight heating in winter in summer.Movable shutters shading system just has this usefulness, and because adopt metal louvres, shading system excellent in te pins of durability, and in transition season sunshade adjustable light, purposes is multiple.

Affect an importance of movable shutters shading system heat-proof quality, the shielding of movable shutters while being exactly sunshade, i.e. closed degree between blinds.When existing employing arc section blinds movable sunshade shutter system is used for sunshade, exist easy spacing indoor, inclination blinds the vertical and level large, that control blinds gradient that imports of scattering sunlight of arc blinds gap location to turn to the problems such as noose comparatively relaxes, blinds is in the time of full sunshade position, closed degree between blinds is inadequate, enter indoor compared with multiple scattering sunlight, be that shielding reduces, reduced the effect of heat insulation of movable shutters shading system, the bad shutter system of screening performance reduces more than 30% shaded effects.

Utility model content

The technical assignment of technical problem to be solved in the utility model and proposition is that the defect that above-mentioned prior art is existed is improved and improved, providing a kind of utilizes blinds inverse-arc shape to external reflectance gap location sunlight and improves the external window of building movable sunshade shutter system of blinds gradient when closed, to reduce the scattering solar irradiation heat entering by external window of building, improve effect of heat insulation, reduce building energy consumption of air conditioning in summer.

For this reason, the utility model is taked following technical scheme: a kind of external window of building movable sunshade shutter system, comprise multiple metal louvres, for promoting the hoisting rope of blinds, turn to noose for outer, interior vertical duction noose and the many upper and lower levels of locating and rotate blinds, for controlling the control device of interior vertical duction noose and hoisting rope action, the cross section of described blinds is anti-S type waveform, it is characterized in that, when all blinds are during in level, all blinds are parallel to each other; When all blinds are during in sunshade state, adjacent up and down between blinds each other part cover, descend the top of blinds to be positioned at the inner side of hypophyll up to a hundred and gapped between the two, the top of lower blinds is inner concave arc surface, the bottom of upper blinds is outer convex globoidal;

Described interior vertical duction noose turns to the Nodes that noose is connected that one spacer is fixedly housed with lower level, and when blinds is during in level, the horizontal blinds soffit below that is positioned at of spacer, does not affect blinds and take in top box; In the time that blinds tilts, on the horizontal soffit that withstands on blinds of spacer, even outer, interior vertical duction noose spacing is constant, has also increased blinds gradient, thereby reduce blinds gap between (in the time of sunshade state) adjacent upper and lower blinds when closed.

The bottom of upper blinds directly keeps off the direct projection and the scattered beam that are positioned at its outside outside, stops it to enter in blinds gap; Lower blinds top coordinates with hypophyll up to a hundred, enters the scattered beam in blinds gap to outdoor reflection, enters indoor scattering solar irradiation thereby can reduce by blinds gap.

Further, described lower level turns to the length of noose identical with the width of blinds, guarantees blinds location, promotes and turn to; Upper level turns to noose to turn to the long 2-10 millimeter of noose than lower level, in the time that blinds is closed, can realize the gradient that blinds is larger.

Further, the width of described blinds and in the time of level the gap ratio between adjacent blinds be preferably 1.2-1.5:1, according to the size of gap ratio adjust when the sunshade state dead area between adjacent blinds number and enter indoor scattered beam number, select this gap ratio the most reasonable.

Further, described spacer is preferably the flat semicircle spacer of rigidity, good positioning effect.

In the building trade standard JG/T251-2009 of the People's Republic of China (PRC) " sunshade metal louvres curtain for building ", to aluminium alloys, steel sun-shading louver sheet only have width, highly, the dimensional requirement of thickness and flexibility, there is no the index regulation of the cross sectional shape of louvre blade; Blinds shading system is only had to mechanical performance, durability and wind resistance requirement, there is no the closed screening performance regulation of blinds; To turning to noose to only have ultimate strength, elongation at break and ageing-resistant performance requirement, there is no the requirement of noose difference in length, there is no the requirement of tensile elasticity elastic modulus difference, there is no the requirement of elastic stretching distortion on the closed impact of blinds; While not having window opening height not meet, adjust the content of blinds level interval.The content of building trade standard JG/T255-2009 " built-in (mid-) sunshade hollow glass product " is identical with JG/T251-2009 with regulation.

Therefore, the utility model is introduced and is improved its requirement to scattering sunlight screening performance for exterior window movable sunshade, the metal louvres cross section of movable shutters shading system is adopted to anti-S type waveform, between upper and lower blinds, oppositely overlap each other (being adjacent partly covering each other between blinds up and down), being different from existing arc blinds overlaps in the same way, summer blinds all fall closure, the reverse radian in lower blinds top is to the scattering sunlight of outdoor reflection gap location, also can reduce blinds minimum spacing, reducing outdoor solar irradiation enters indoor with scattering form, reduce sunlight and enter indoor heat, improve effect of heat insulation, reach the object of saving energy consumption of air conditioning system in buildings in summer.Anti-S type waveform blinds is all gone up in the winter time, in income window top top box, can not enter indoorly by exterior window because changes of section affects winter sunlight, reaches the effect of utilizing sunlight heating in winter.

Movable sunshading system of the present utility model utilizes blinds inverse-arc shape inverse-arc shape to external reflectance gap location sunlight, and when improving and guarantee that blinds is closed gradient, thereby there is high screening performance, effectively improve effect of heat insulation, reach and reduced the scattering heat that reaches indoor solar radiation by exterior window, and then reduced the object of the summer air-conditioning energy consumption for cooling of building; Can be used for the heat insulation of the movable external sunshade of external window of building and mid-movable sunshade, curtain wall and design of glass lighting roof, realized building energy conservation.

Accompanying drawing explanation

Fig. 1-2 is the structural representation (Fig. 1 blinds in winding level state, in Fig. 2 blinds in inclination sunshade state) of the utility model for movable external sunshade.

Fig. 3-4 are for the utility model is for the structural representation (Fig. 3 blinds is in winding level state, and in Fig. 4, blinds is in inclination sunshade state) of mid-movable sunshade.

Fig. 5 is the noose schematic diagram that turns to of the present utility model.

Fig. 6 is the structure enlarged drawing of the utility model blinds in level.

Fig. 7 is the structure enlarged drawing of the utility model blinds in inclination sunshade state.

Fig. 8-9 are that the bottom a slice blinds of the utility model spacing is adjusted schematic diagram.

The specific embodiment

Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail.

The utility model external window of building movable shutters shading system, can be for the movable external sunshade of exterior window shown in Fig. 1-2, also can be for the mid-movable sunshade of exterior window shown in Fig. 3-4.As movable external sunshade system as shown in Figure 1-2, it is made up of the metal guide rail, movable shutters device and the control device that are fixed on the metal frame of outer window opening or are fixed on both sides, and described movable shutters device turns to the top box of noose 4,5 and collection blinds to form by outer, interior vertical duction noose 2,3 and the upper and lower level of anti-S type waveform metal louvres, the hoisting rope 7 that promotes movable shutters, location and rotation blinds.As the mid-movable sunshading system of external window of building as shown in Figure 3-4, it is made up of outer window frame and the outer leaf being arranged on outer window frame, inside and outside

double layer glass

8,9 is housed on described outer leaf, be placed in the anti-S type waveform metal louvres between double layer glass, promote the hoisting rope 7 of movable shutters, outer, interior vertical duction noose 2,3 and the upper and lower level of location and rotation blinds turn to noose 4,5, top box and the control device of collection blinds.

When all blinds are during in level, all blinds are parallel to each other; When all blinds are during in sunshade state, adjacent up and down between blinds each other part cover, descend the top of blinds to be positioned at the inner side of hypophyll up to a hundred and gapped between the two, the top of lower blinds is inner concave arc surface, the bottom of upper blinds is outer convex globoidal.The width of blinds and in the time of level the gap ratio between adjacent blinds be 1.2-1.5:1.Width, waveform rise and the lateral rigidity of blinds need to be determined according to the width size of external sunshade or mid-sunshade, intensity.

Described interior vertical duction noose 3 turns to the Nodes that noose 5 is connected that the flat semicircle spacer 6 of one rigidity is fixedly housed with lower level, when blinds is during in level, and the horizontal blinds soffit below that is positioned at of spacer; In the time that blinds tilts, on the horizontal soffit that withstands on blinds of spacer to increase blinds gradient, thereby reduce blinds gap between adjacent upper and lower blinds when closed.

Described lower level turns to the length of noose 5 identical with the width of blinds 1, and upper level turns to noose 4 to turn to the long 2-10 millimeter of noose 5 than lower level.

The inclination closure of movable sunshade shutter system blinds is by inside and outside vertical duction noose and turns to up and down noose to work in coordination with, but is mainly the vertical duction noose assurance that upwards stretches in relying on.In order to guarantee and to improve the closed gradient of blinds, interior vertical duction noose select and adopt the flexible material that tensile modulus of elasticity is higher than outer vertical duction noose (tensile modulus of elasticity that is described interior vertical duction noose be outer vertical duction noose tensile modulus of elasticity 1.1-1.3 doubly), under the deadweight of closed blinds, the stretcher strain of interior vertical duction noose is less than the stretcher strain of outer vertical duction noose, to improve the gradient of blinds when closed.And all fall after inclination closure when blinds, the action step that control device system is set interior vertical duction noose is upwards drawn to 3-8 millimeter again, further improves blinds gradient.

In view of the height of external window of building has different sizes as required, in the time that exterior window window opening height is not the multiple of spacing between level blinds, by the bottom blinds of the gravity closing closure that can not tilt, will affect the shielding of exterior window bottom blinds, for this reason can be according to exterior window requirement for height, reduce the horizontal noose spacing of the bottom blinds of sunshade, increase this blinds and the lap length of blinds above, bottom sun-shading louver is also same angle of inclination, guarantees whole blinds closures.

Claims

1. an external window of building movable sunshade shutter system, comprise multiple metal louvres (1), for promoting the hoisting rope (7) of blinds, turn to noose (4,5) for outer, interior vertical duction noose (2,3) and the many upper and lower levels of locating and rotate blinds, be used for controlling the control device of interior vertical duction noose (3) and hoisting rope action, the cross section of described blinds (1) is anti-S type waveform, it is characterized in that, when all blinds are during in level, all blinds are parallel to each other; When all blinds are during in sunshade state, adjacent up and down between blinds each other part cover, descend the top of blinds to be positioned at the inner side of hypophyll up to a hundred and gapped between the two, the top of lower blinds is inner concave arc surface, the bottom of upper blinds is outer convex globoidal;

The Nodes that described interior vertical duction noose (3) turns to noose (5) to be connected with lower level is fixedly equipped with a spacer (6), when blinds is during in level, and the horizontal blinds soffit below that is positioned at of spacer; In the time that blinds tilts, on the horizontal soffit that withstands on blinds of spacer to increase blinds gradient, thereby reduce blinds gap between adjacent upper and lower blinds when closed.

2. external window of building according to claim 1 movable sunshade shutter system, it is characterized in that, described lower level turns to the length of noose (5) identical with the width of blinds (1), and upper level turns to noose (4) to turn to the long 2-10 millimeter of noose (5) than lower level.

3. external window of building according to claim 1 and 2 movable sunshade shutter system, is characterized in that, the width of described blinds and in the time of level the gap ratio between adjacent blinds be 1.2-1.5:1.

4. external window of building according to claim 1 and 2 movable sunshade shutter system, is characterized in that, described spacer (6) is the flat semicircle spacer of rigidity.