Duct type daylight-illumination device
Technical field
The invention belongs to energy-saving illumination field, be specifically related to a kind of duct type daylight-illumination device.
Background technology
From building energy consumption, analyze, data show that power consumption accounts for 40% of building energy consumption, we have to reduce power consumption by variety of way, what consider at first is electricity-saving lamp, so, occurred outdoor sunny, indoor brilliantly illuminated situation in the same old way, possible we can feel the enough power saving of relatively traditional lighting system, but but reckon without, utilize sunlight free in nature.Someone advises that at facade and dome, opening more window solves lighting problem, like this, when obtaining more sunlight, also the heat of redundancy, dust, harmful ultraviolet ray etc. has also been introduced indoor.So there is utilizing the illuminator of daylight, duct type daylight-illumination device for example, with respect to light, daylight not only can throw light on, and can also make people joyful, exciting.This is for be sitting in office throughout the year, and facing to computer, the working clan who spends every day under fluorescent light, utilizes natural sunlight to replace light, and not only low-carbon (LC), is more conducive to healthy.And duct type daylight-illumination device can filter out infrared ray harmful in sunlight completely, effect of heat insulation is also very good, no matter how strong sunlight is, can be converted into soft light, but also can come light regulating strong and weak by switch.
But duct type daylight-illumination device also has its defect, in the weak environment of night or sunlight, because naturally provided light can not meet illumination needs, often now just need extra electric light to carry out floor light, increase building cost, and adopted city's electric lighting also not meet the theory of environmental protection.
Summary of the invention
The object of the present invention is to provide a kind of duct type daylight-illumination device, transform light energy when it can be strong by illumination is electric energy storage, during in order to illumination deficiency or night, provides extra floor light.
For achieving the above object, the invention provides a kind of duct type daylight-illumination device, comprise dome skylight, reflection tube, diffusing globe, described reflection tube is connected between described dome skylight and described diffusing globe, and described duct type daylight-illumination device also comprises: power lighting device and be the photovoltaic devices of described power lighting device energy supply.
As a further improvement on the present invention, described photovoltaic devices comprises solar cell, the terminal box being connected with described solar cell and connects described terminal box and the electric wire of described power lighting device.
As a further improvement on the present invention, described power lighting device is so arranged so that its light sending throws light on through described diffusing globe and then realization.
As a further improvement on the present invention, described power lighting device is LED lamp.
As a further improvement on the present invention, described duct type daylight-illumination device also comprises the tarpaulin that is arranged on described dome skylight bottom.
Compared with prior art, duct type daylight-illumination device provided by the invention is by setting up power lighting device and being the photovoltaic devices of described power lighting device energy supply, can collect the solar energy of illumination when strong, and be converted into electric energy storage, when night or illumination deficiency, can provide extra floor light, energy-conserving and environment-protective, the needs of having avoided installing extra power lighting system, reduce costs.
Accompanying drawing explanation
Fig. 1 is that duct type daylight-illumination device one embodiment of the present invention is arranged on architectural top view.
Fig. 2 is the cutaway view of the duct type daylight-illumination device A-A direction shown in Fig. 1.
The specific embodiment
Below with reference to the specific embodiment shown in the drawings, describe the present invention.But these embodiments do not limit the present invention, the conversion in the structure that those of ordinary skill in the art makes according to these embodiments, method or function is all included in protection scope of the present invention.
Join Fig. 1 and Fig. 2, introduce a specific embodiment of duct type daylight-illumination device of the present invention.In the present embodiment, this duct type daylight-illumination device 100 comprises dome skylight 10, reflection tube 20, diffusing globe 30, power lighting device 50 and photovoltaic devices (not indicating).
Dome skylight 10 can be arranged on roof 200 or other suitable position of building, this dome skylight 10 is for collecting sunshine, reflection tube 20 is connected between dome skylight 10 and diffusing globe 30, the illumination of being collected by dome skylight 10 enters indoor by reflection tube 20, diffusing globe 30, for by evenly dispersing from the light of reflection tube 20 transmission, makes illuminating effect softer, and, diffusing globe 30 can also filter out the infrared ray in sunlight, to reduce the injury to human body.
In specific embodiment more, reflection tube 20 for example can adopt aluminum pipe, its inwall be coated with tin when guaranteeing that light transmits therein not by too much loss.
As preferred embodiment, duct type daylight-illumination device 100 also comprises the tarpaulin 60 that is arranged on dome skylight 10 bottoms, to adapt to outdoor various rainwater weather.Take and be arranged on roof as example, due to the lighting shade structure design reasons of duct type daylight-illumination device 100, can not be closely sealed completely between dome skylight 10 and roof, by tarpaulin 60 is set, the water isolation of external environment can be guided to roof surface, avoid in the infiltration buildings such as rainwater.
In the present embodiment, the power lighting device 50 of duct type daylight-illumination device 100 is by photovoltaic devices energy supply, and do not need to use civil power, energy-conserving and environment-protective.Particularly, this photovoltaic devices comprises solar cell 41, the terminal box 42 being connected with solar cell 41 and the electric wire 43 that connects terminal box 42 and power lighting device 50.Solar cell 41 can for example be contained on the roof 200 of building or other suitable place for collect luminous energy and and then be converted into electric energy, terminal box 42 flows to power lighting device 50 for the electric energy that solar cell 41 is produced by electric wire 43, to realize illumination.As preferred embodiment, on electric wire 43, extension set is provided with flexible pipe (not shown), to protect electric wire 43 to preserve from, extends the service life of tubulose daylight-illumination device.
Further preferably, power lighting device 50 is so arranged so that its light sending throws light on through diffusing globe 30 and then realization.That is to say, power lighting device 50 is in fact the top that is installed on diffusing globe 30, and the illumination that power lighting device 50 can be produced by diffusing globe 30 becomes soft equally, optimizes illuminating effect.
In the above-described embodiment, power lighting device 50 adopts LED lamp, to obtain and the similar illuminating effect of daylight illumination, makes the illuminating effect of duct type daylight-illumination device 100 of the present invention stable.
The present invention is by above-mentioned embodiment, there is following beneficial effect: duct type daylight-illumination device 100 provided by the invention is by setting up power lighting device 50 and being the photovoltaic devices of described power lighting device 50 energy supplies, can collect the solar energy of illumination when strong, and be converted into electric energy storage, when night or illumination deficiency, can provide extra floor light, energy-conserving and environment-protective, the needs of having avoided installing extra power lighting system, reduce costs.
Be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Listed a series of detailed description is above only illustrating for feasibility embodiment of the present invention; they are not in order to limit the scope of the invention, all disengaging within equivalent embodiment that skill spirit of the present invention does or change all should be included in protection scope of the present invention.