Duct type daylight illumination device
Technical field
The utility model belongs to the energy-saving illumination field, is specifically related to a kind of duct type daylight illumination device.
Background technology
Analyze from building energy consumption, 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 traditional relatively lighting system, utilize sunlight free in the nature but but reckon without.Someone advises that opening more window at facade and dome solves lighting problem, like this, when obtaining more sunlight, has also also introduced the heat of redundancy, dust, harmful ultraviolet ray etc. indoor.So the illuminator of daylight has appearred utilizing, duct type daylight illumination device for example, and with respect to light, daylight not only can throw light on, and can also make the 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 nature 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 the sunlight fully, and effect of heat insulation is also very good, no matter how strong sunlight is, can both be converted into soft light, but also can regulate the light power by switch.
But duct type daylight illumination device also has its defective, in the more weak environment of night or sunlight, because naturally provided light can not satisfy the illumination needs, often just need this moment extra electric light to come floor light, increase building cost, and adopted city's electric lighting also not meet the theory of environmental protection.
The utility model content
The purpose of this utility model is to provide a kind of duct type daylight illumination device, and the transform light energy when it can be strong with illumination is the electric energy storage, during in order to illumination deficiency or night, provides extra floor light.
For realizing above-mentioned utility model purpose, the utility model 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 the 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 further improvement of the utility model, described photovoltaic devices comprises solar cell, the terminal box that is connected with described solar cell and connects described terminal box and the electric wire of described power lighting device.
As further improvement of the utility model, the light that described power lighting device sends passes described diffusing globe and then realizes illumination.
As further improvement of the utility model, described power lighting device is the LED lamp.
As further improvement of the utility model, described duct type daylight illumination device also comprises the tarpaulin that is installed in described dome skylight bottom.
Compared with prior art, the duct type daylight illumination device that the utility model provides is by setting up the 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, avoided installing the needs of extra power lighting system, reduced cost.
Description of drawings
Fig. 1 is that the utility model duct type daylight illumination device one embodiment is installed in architectural vertical view.
Fig. 2 is the cutaway view of duct type daylight illumination device A-A direction shown in Figure 1.
The specific embodiment
Below with reference to the specific embodiment shown in the drawings the utility model is described in detail.But these embodiments do not limit the utility model, and the conversion on the structure that those of ordinary skill in the art makes according to these embodiments, method or the function all is included in the protection domain of the present utility model.
Join Fig. 1 and Fig. 2, introduce a specific embodiment of the utility model duct type daylight illumination device.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 installed in roof 200 or other suitable position of building, this dome skylight 10 is used for collecting sunshine, reflection tube 20 is connected between dome skylight 10 and the diffusing globe 30, passed through in reflection tube 20 inlet chambers by the illumination that dome skylight 10 is collected, diffusing globe 30 is used for and will evenly disperses from the light of reflection tube 20 transmission, makes illuminating effect softer, and, diffusing globe 30 can also filter out the infrared ray in the 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 installed in dome skylight 10 bottoms, to adapt to outdoor various rainwater weather.Be example to be installed in the roof, owing to the dome skylight structural design reason of duct type daylight illumination device 100, driving fit completely between dome skylight 10 and roof is by arranging tarpaulin 60, the water of external environment can be isolated guiding to roof surface, avoid rainwater etc. to infiltrate in the building.
In the present embodiment, the power lighting device 50 of duct type daylight illumination device 100 is by the 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 that is 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 be used for collecting luminous energy and and then be converted into electric energy, terminal box 42 is used for the electric energy that solar cell 41 produces is flowed to power lighting device 50 by electric wire 43, to realize illumination.As preferred embodiment, extension set is provided with the flexible pipe (not shown) on the electric wire 43, preserves from protection electric wire 43, prolongs the service life of tubulose daylight illumination device.
Further preferably, the light that sends of power lighting device 50 passes diffusing globe 30 and then realizes illumination.That is to say that power lighting device 50 comes down to be installed on the top of diffusing globe 30, the illumination that power lighting device 50 produces can be become soft equally by diffusing globe 30, optimize illuminating effect.
In the above-described embodiment, power lighting device 50 adopts the LED lamp, to obtain and the similar illuminating effect of daylight illumination, makes that the illuminating effect of duct type daylight illumination device 100 of the present utility model is stable.
The utility model is by above-mentioned embodiment, have following beneficial effect: the duct type daylight illumination device 100 that the utility model provides 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, avoided installing the needs of extra power lighting system, reduced cost.
Be to be understood that, though this specification is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of specification only is for clarity sake, those skilled in the art should make specification as a whole, technical scheme in each embodiment also can form other embodiments that it will be appreciated by those skilled in the art that through appropriate combination.
Above listed a series of detailed description only is specifying at feasibility embodiment of the present utility model; they are not in order to limiting protection domain of the present utility model, allly do not break away from equivalent embodiment or the change that the utility model skill spirit does and all should be included within the protection domain of the present utility model.