CN1095919C - Light-adjustable sunshading shed - Google Patents

Abstract

The present invention discloses a light modulating sunshade which is arranged outside a window for light transmission and for reflecting sunlight into a room. The surface of the sunshade is in a rotary grid plate structure, a grid plate of the sunshade can reflect the sunlight, and the rotation angle of the grid plate is large. The angular position of the grid plate is regulated by a driving and transmission device, and thus, the sunshade can be in a closed shading state, a sun shading state, a light reflection state, a light reflection and transmission state and a light transmission state. Moreover, light transmission quantity and light transmission intensity can be adjusted. The sunlight is reflected to a place where the sunlight can not be directly ejected to. The present invention has excellent ventilation and heat insulation and can adopt various regulation and control methods such as electric operation, manual operation, remote control, etc. An installation fixing rod of the present invention makes the installation of the present invention very convenient and reliable, and any fixture is not needed to be arranged on a building.

Description

Light-adjustable sunshading shed

The present invention is a kind of outdoor use sunshade, particularly is installed in the refractory slab formula sunshade of light-permeable light modulation outside window.

People are at the light of the certain illumination of indoor activity needs, but forceful rays influence people's work and study again, damage indoor article.Therefore, people wish to block with the control room outside the light injected, existing known method has: indoor various curtain are set, adopt the glass that covers light, and outside window sunshade is installed.

Existing sunshade has cloth canopy and board-like canopy, generally be fixed on the outer side walls of window with pre-embedded bolt, shelter from the about 1/2-2/3 window area in window top, the canopy body has fixing with retractable, but can partly overlappingly upwards turning up above the window of folding and unfolding type, the sunshade area is reduced, increase light-inletting quantity, still, folding and unfolding is quite required great effort, can not regulate light-inletting quantity easily, and sunshade covered 2/3rds areas on window top when launching, because the canopy body of sunshade can not transmitted light and distinguished and admirable, sunshade has covered sky fully, the available light of sky can not inlet chamber in, make the indoor light deficiency, it is also relatively poor to ventilate, seem dull, dim, influence people's operate as normal mood.Therefore, existing sunshade can only shut out the light, and can not control with conditioning chamber in light intensity and the light-inletting quantity of window.

Chinese patent 90221584.1 discloses a kind of adjustable frame sunshade window, this sunshade window is installed in outside window, utilize one to be assembled in being parallel to each other and equally distributed sunbreaker on the framework, select best sunshade angle by adjusting device, reach the purpose of sun-shading ventilating, sunbreaker can rotate in 0 °～90 ° scopes, but this sunshade window can only sunshade, but can not when needs sunlight, sunlight be seen through in the sunshade window inlet chamber, and install cumbersome.

Patent documentation CN2130204Y (Chinese patent 92228941.7) discloses a kind of anti-theft type shutter, is made of window frame and several pieces louvre blades that equidistantly is erected on the window frame.Wherein shutter is the open and close state, equidistantly is provided with several cross bars on its window frame, makes shutter not only have the function of sun-shading rain-proof, has antitheft function simultaneously, but is the function that only possesses sunshade equally.

The purpose of this invention is to provide the light-adjustable sunshading shed of a kind of house outdoor use, this sunshade both can shielded room UV light and wind and rain, also can make light and the distinguished and admirable sunshade that sees through, and by regulating, can make the light that sees through soft even, meet the requirements of light transmission capacity and illuminance, and can be with sunlight reflected on place or ceiling away from window, during installation, need be in architectural pre-embedded bolt or other fastening devices of being provided with.

The present invention is achieved in that light-adjustable sunshading shed, comprise the canopy body, transmission mechanism, drive unit, its canopy body is by framework, screen canopy face, coupling arrangement is formed, screen canopy face is arranged by a series of transverse horizontal that are installed on the framework, parallel equidistant is arranged, the bar shaped screen that can rotate synchronously constitutes, and by drive unit, transmission mechanism and coupling arrangement can rotate one group of screen synchronously on framework, and can be positioned arbitrary position, it is characterized in that: the rotational angle range of screen is greater than 90 degree, the one side of screen be can reflection ray reflective surface, wherein, the reflective surface of screen can be the plane, cambered surface also can be the diffusion reflective surface, or the scattering reflective surface that is combined into of a plurality of little reflective surface of different angles.

The canopy body has an end face and a facade, end face tilts, and the angle of inclination should be greater than 1.5 °, so that flowing water, the width of end face should be able to satisfy the needs of windowing, this face can be installed one flat plate with sun-shading rain-proof, also can be screen canopy face, to obtain big as far as possible glazed area, facade joins with the end face outer end before standing on window, also tiltable device, facade is a screen canopy face, so that lighting and ventilation.

The screen canopy face of sunshade is arranged by a framework and a series of transverse horizontal that are installed on the framework, parallel equidistant is arranged, be coupled to each other, the bar shaped screen that can rotate synchronously constitutes, the screen two ends have bearing pin to cooperate with hole on the framework, screen on the framework is connected into one group of screen that can on framework, rotate synchronously by a coupling arrangement, the rotational angle of screen should be greater than 90 °, generally more than 140 °, the width of refractory slab is slightly larger than the spacing between screen, screen can be overlapped mutually when closure, form a continuous sunshade face, when screen is closed outwardly one side be made into can reflection ray reflective surface, reflective surface can be the plane, cambered surface, also can be diffusion reflective surface or the scattering reflective surface that is combined into by the little reflective surface of different angles, reflectivity can be determined according to the needs of indoor lighting and outdoor environmental conditions.

Transmission mechanism links to each other with screen or screen coupling arrangement, the power and the motion of drive unit are delivered on the screen, driving screen rotates on framework, and can make the screen location remain on arbitrary position of slewing area, transmission mechanism can adopt mechanisms such as gear, worm gear, band, chain, connecting rod, generally is fixed on the canopy body framework.

Drive unit can adopt electronic, and can utilize photo-electric control to realize making sunshade screen and solar radiation angle synchronous from motion tracking control, reaches desirable illumination in the holding chamber, also can adopt manual.

The canopy body of sunshade can adopt mode in parallel to be combined into the sunshade of different in width, shared its middle frame sides of adjacent two sections canopy bodies, one end of the screen of two sections canopy bodies is all installed on therebetween the frame sides, framework between each section is fixed on the window with installing and fixing bar, shared sets of transmission mechanism of each section and drive unit, or control manipulation respectively with many sets of transmission mechanism and drive unit.

The frame fixation of sunshade is one group of installing and fixing on the bar of can stretching, and the bar two ends have end face to have the termination that can rotate of boring tooth.

When sunshade is installed, sunshade is placed outside the window, elongation installs and fixes bar, make two ends withstand two relative table tops of window, rotate two ends, elongation installs and fixes bar, and the brill tooth of two ends is pierced in the table top under the support power that installs and fixes the bar elongation, locking installs and fixes bar, make its not flexible, sunshade just is securely fixed in outside the window, according to the needs of windowing, installing and fixing bar can vertically install, and also can laterally install.

When the needs shield lights or when wind and rain is arranged, handle drive unit, screen is forwarded to the angle position consistent with its frame plane, the mode that makes the above sheet of screen depress sheet overlaps closed together mutually, form a continuous face that covers, can obstruct the light fully and wind and rain.If the angle on the screen plane when sunlight and sunshade screen arrangement plane are closure state is α, the design rotational angle range of screen should greater than (180 °～α) general maximum rotation angle is taken between 145 °～180 °, with the screen closure state is 0 ° of original state, screen forwards maximum angle to from 0 ° and passes through following five stages, produces five kinds of light processing modes:

One, 0 °.Closure state, the sunshade screen overlaps closure mutually, forms the continuous face that covers, and light and wind and rain all can not see through.

Two, 0 °～(90 °～α/2).The sunshade state, at this moment, form the gap of printing opacity between the screen sheet with respect to the sky dummy section below the position of sun, but with respect to sunlight, the projected area of screen is greater than the projected area of screen spacing, still sunlight forms the continuous face that covers relatively, thereby can block sunlight, sees through the diffused light of sky, regulate the position of screen in this angular range, can form the printing opacity gap of different sizes, obtain different light transmission capacities, reach the purpose of available light intensity in the conditioning chamber.

Three, (90 °～α/2)～(180 °～2 α).Reflective state, at this moment, the angle of screen can make sunlight be reflected into indoor from the reflective surface of screen, therefore, can not only see through the diffused light of sky, and the reflective surface of screen can be sunlight reflected to top, room and depths by sunshade, but sunlight can not be entered the room in direct projection.By regulating the angle position of screen, can make sunlight reflected arrive indoor different zone selectively, make indoorly all can shine sunlight everywhere, and still keep the sunshade state before the window.

Four, (180 °～2 α)～(180 °～α).Reflective and light transmission state, at this moment, screen is with respect to the projected area of the sunlight projected area less than the screen spacing, form the gap of printing opacity between screen with respect to sunlight, sunlight can be gone into indoor by the gap direct projection, simultaneously, the reflective surface of screen still can increase indoor light area with sunlight reflected to indoor, light is more abundant, regulate the angle position of screen, the printing opacity gap can change, and obtains different light transmission capacities, when the screen corner reach (180 °～α) time, light transmission capacity reaches maximum value, and the evenly distributed gap of sunshade makes the light intensity that sees through be attenuated to suitable degree as grating.

Five,＞(180 °～α).Light transmission state, the reflective surface of screen has surpassed the angle of incidence of sunlight at this moment, sunlight can not shine on the reflective surface, but still can see through sunlight between screen, and still can be by adjusting the printing opacity gap, regulate light transmission capacity, utilize the grating effect in sunshade gap, can make the light intensity in sunlight direct projection district reach suitable degree.

In sum, because the present invention adopts and to have the screen group of reflective surface, and screen can rotate in 145 °～180 ° polarizers of big angle scope, thereby has following advantage:

1, can not only keep the sun off and wind and rain, and can see through the diffused light of sunlight and sky selectively, have diffused light, flash back the sunlight, reflection and direct sunlight, four kinds of printing opacity modes of direct sunlight, and can regulate light transmission capacity and penetrating light intensity as required.

2, can with sunlight reflected to the sunlight direct projection less than the place, but increased indoor daylighting zone.

3, can adopt multiple regulation and control type of drive such as electronic, manual, remote control, easy to adjust.

4, easy for installation, do not need in the architectural fastening devices that is provided with.

5, can be the sunlight retaining outdoor, insulated ventilation is effective.

The present invention is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the structural representation of the embodiment of the invention one.

Fig. 2 is the partial sectional view of embodiment one Fig. 1 along the A-A line.

Fig. 3 is the structural representation that installs and fixes bar of sunshade of the present invention.

Fig. 4 is the structural representation of the embodiment of the invention two.

Fig. 5 is the principle schematic of the closure state of sunshade of the present invention.

Fig. 6 is the principle schematic of sunshade sunshade state of the present invention.

Fig. 7 is the principle schematic of sunshade reflective state of the present invention.

Fig. 8 is the principle schematic of the reflective and light transmission state of sunshade of the present invention.

Fig. 9 is the principle schematic of sunshade light transmission state of the present invention.

At Fig. 1, among the embodiment one shown in Figure 2, the end face of sunshade is a sunbreaker 1, be fixed on framework 9 above, the equidistant bar shaped screen of arranging 2 of polylith level is installed on framework 9, constitute the facade of sunshade, when screen canopy face is closed, the edge that the edge of last piece screen 2 laminates down piece screen 2 forms a continuous face, when screen 2 is closed outwardly one side be can reflection ray reflective surface, the two ends of screen 2 have bearing pin to cooperate with hole on framework 9 sides, and stretch in the framework 9, framework 9 is hollow rectangles, the outside of lateral frame 9 can be taken apart, in lateral frame 9, be fixedly connected with a small rod 7 on the bearing pin end of each screen 2, the direction that is parallel to each other position is identical, fixedly connected on the bearing pin end of a screen 2 topmost is a triangular coupling rod 5, one end of triangular coupling rod 5 and the end of all small rods 7 and a big connecting rod 6 are movably hinged, constitute multistage parallel four-bar linkage, the other end of triangular coupling rod 5 and a kinematic link 4 are movably hinged, the other end of kinematic link 4 is movably hinged by a bearing pin 12 and drive rod 3, drive motors 11 is fixed on the inboard of framework 9, motor shaft 13 stretches in the framework 9 by the hole on framework 9 walls, drive rod 3 is fixedly connected on the motor shaft 13, sunshade framework 9 usefulness Fixing clamp-seats 10 are fixed on and install and fix on the bar 8, install and fix bar 8 and be fixed on the window, sunshade is placed outside window.

When drive motors 11 rotates, rotate by drive rod 3, kinematic link 4, drive triangular coupling rod 5, triangular coupling rod 5 drives big connecting rod 6 motions, big connecting rod 6 promptly drives small rod 7 and screen 2 rotates, rotational angle range can reach 0～170 °, by the start-stop motor, make screen reach different angle positions, can obtain different illumination states.

The structure that installs and fixes bar 8 among Fig. 1 as shown in Figure 3, end at a pipe 18 is fixed with the termination 20 that an end face band bores tooth, the other end is fixed with a nut 17, use when having several holes 19 to supply to twist pipe 18 on the pipe, the end face of a band screw rod 15 has the termination 14 of boring tooth, cooperates with nut 17, and screw rod 15 stretches in the pipe 18 by nut 17, a locking nut 16 is arranged, for installing back lock nut 15 on the screw rod 15.

During installation, withstand two relative table tops of window installing and fixing bar 8 two ends, turne tube 18 and screw rod 15, two ends is also rotated, install and fix bar 8 and extend simultaneously, the brill tooth of bar two ends pierces in the table top under the support power of screw rod 15, and locking nut 16 is tightened with respect to nut 17, tie down screw 15 can be fixed on sunshade on the window.

Fig. 4 is embodiment two, the end face of its sunshade and facade are screen formula canopy face, the end face of sunshade is installed in the hole of framework 9 by the screen 24 of several piece two ends band bearing pin, and parallel equidistant is arranged, be equipped with a fixed shading plate 25 in the turning point of end face and facade, junction plate 26 on connecting rod 23 and each screen 24 limits is movably hinged, junction plate 26 is otic placodes with holes that are fixed on the screen limit, facade can be rotated by polylith equally, parallel equidistant is arranged, the screen of two ends band bearing pin constitutes screen canopy face, screen 24 is positioned in the hole on the framework 9, when screen 24 is closed outwardly one side be can reflection ray reflective surface, junction plate 26 on connecting rod 28 and each screen 24 limits is movably hinged, each screen 24 can be rotated synchronously, and slewing area can reach 0-170 ° of also available rope, flexible rope kind materials such as chain replace junction plate 26 as linkage.

The kind of drive of embodiment two has two kinds, a kind of is gear drive, be meshed with gear 22 on the drive unit by a fixing gear 21 on the screen 24 on the end face and constitute, another kind is a tape handler, constitute by belt pulley 31 and belt 29 on fixing on the screen 24 on a facade belt pulley 27 and the drive unit, also can change belt pulley into sprocket wheel, adopt chain drive.

The drive unit of embodiment two is a worm-and-wheel gear, and two cover drive units drive end face screen and facade screen respectively, and drive unit is made of worm gear 32, worm screw 33 and hand lever 34, is installed on the framework 9.Rotate hand lever 34, worm screw 33 rotations, worm gear 32 is rotated, respectively driven gear 22 and belt pulley 31, by gear drive and belt gear, the screen that drives end face and facade rotates, and during inoperation, the worm and gear self-locking is positioned on the position that mixes up screen 24.

The structure that installs and fixes bar, connection and the mounting method of the sunshade among the embodiment two and embodiment are together.

Fig. 5 to Fig. 9 illustrates the light disposition of closure, sunshade, reflective, reflective and printing opacity, five kinds of states of printing opacity, fine line is represented direct sunlight among the figure, dotted line is represented to flash back the sunlight, chain-dotted line is represented the sky diffused light, three screens that draw among the figure are represented the state of the screen of sunshade, and the angle of sunlight and horizontal plane is 60 ° among the figure.

Among Fig. 5, screen closure, light are covered by screen.

Among Fig. 6, screen covers sunlight, and the sky diffused light sees through from the screen gap.

Among Fig. 7, screen to the indoor, still covers direct sunlight to sunlight reflected, and the sky diffused light can see through from the screen gap.

Among Fig. 8, to the indoor, can go over from the gap direct projection of screen by sunlight sunlight reflected for screen, and the sky diffused light still can see through from the screen gap.

Among Fig. 9, the screen reflective surface has surpassed the solar angle degree, can not flash back the sunlight, sunlight direct projection from the screen gap is gone over, and the sunlight of penetrating is raster-like, changes the screen angle, the width of light beam promptly changes, when screen is consistent with radiation direction, reach the maximum transmission amount, diffused light still can see through from the screen gap.

Claims (7)

1, a kind of light-adjustable sunshading shed, comprise the canopy body, transmission mechanism, drive unit, its canopy body is by framework, screen canopy face, coupling arrangement is formed, screen canopy face is arranged by a series of transverse horizontal that are installed on the framework, parallel equidistant is arranged, the bar shaped screen that can rotate synchronously constitutes, and by drive unit, transmission mechanism and coupling arrangement can rotate one group of screen synchronously on framework, and can be positioned arbitrary position, it is characterized in that: the rotational angle range of screen is greater than 90 degree, the one side of screen be can reflection ray reflective surface, wherein, the reflective surface of screen can be the plane, cambered surface also can be the diffusion reflective surface, or the scattering reflective surface that is combined into of a plurality of little reflective surface of different angles.

2, according to claim 1 light-adjustable sunshading shed, it is characterized in that: the canopy body has end face and facade, and end face and facade are screen formula canopy face.

3, according to claim 2 light-adjustable sunshading shed, it is characterized in that: the framework of canopy body is hollow, and the framework of side can take apart, and the coupling arrangement and the transmission mechanism of screen axle head are positioned in the hollow frame.

4, according to claim 3 light-adjustable sunshading shed, it is characterized in that; The connected mode of screen and coupling arrangement is, be movably hinged with small rod on the screen end axis, perhaps with screen plate face on junction plate be movably hinged, coupling arrangement is a connecting rod, or the flexible rope kind material.

5, according to claim 1 light-adjustable sunshading shed, it is characterized in that: the canopy body adopts the mode of youngster's section parallel connection to be combined into the sunshade of different in width, handle or handle respectively with a sets of transmission mechanism and drive unit, install and fix with installing and fixing bar broad ways multiple spot with many sets of transmission mechanism and drive unit.

6, according to claim 5 light-adjustable sunshading shed, it is characterized in that: the canopy body adopts the mode parallel connection of the framework on adjacent two sections shared one side.

7, according to claim 1 light-adjustable sunshading shed, it is characterized in that: also comprise installing and fixing bar, be used on window, installing and fixing sunshade or other object, comprise the pipe bar, be fixed on nut, screw rod, locking device on the pipe bar, can rotate and stretch, fixedlying connected with an end of band screw rod with the end that nut is arranged respectively in the termination that the two ends of bar have the end face band to bore tooth, two ends, can rotate with nut and screw rod.

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