Summary of the invention
Technical matters to be solved by this invention is for there is above-mentioned defect in prior art, and providing a kind of does not need manual control window and the full-automatic that can open and close automatically is closed the window.
According to the present invention, provide a kind of full-automatic and close the window, it comprises: control module and window switchgear; Wherein, described window switchgear makes window open or cut out under the control of described control module.
Preferably, described full-automatic is closed the window and is also comprised: the first gas detection apparatus, the second gas detection apparatus and humidity measuring instrument; Wherein, described first gas detection apparatus is arranged in the indoor that the room of this window is housed of the first side of window, when starting the particle of indoor analyzed thus and detect first concentration of indoor PM2.5, and the first concentration recorded is passed to described control module; Wherein, described second gas detection apparatus is arranged in the outside that the room of this window is housed of the second side of window, when starting the particle of outdoor analyzed thus and detect second concentration of indoor PM2.5, and the second concentration recorded is passed to described control module; Wherein, described humidity measuring instrument is used for the air humidity outside measuring chamber and sends detection of gas enabling signal when the air humidity recorded is less than predetermined moisture threshold value to described control module; Wherein, described control module makes described first gas detection apparatus and described second gas detection apparatus start when receiving detection of gas enabling signal from described humidity measuring instrument; And, described control module is when receiving described first concentration from described first gas detection apparatus and described second concentration from described second gas detection apparatus, more described first concentration and described second concentration, and send windowed signal when the difference that described first concentration deducts described second concentration is greater than predetermined concentration threshold value to described window switchgear and to make described window switchgear, window is opened.
Preferably, described humidity measuring instrument is arranged in the outside that the room of this window is housed of the second side of window.
Preferably, described predetermined concentration threshold value is set to 1mg/m
3, 2mg/m
3, 5mg/m
3, 10mg/m
3, 15mg/m
3in a numerical value.
Therefore, in the present invention, by comparing the concentration of PM2.5 in indoor-outdoor air, second concentration of the PM2.5 of the first concentration ratio indoor of outdoor PM2.5 little to a certain degree time, make window open to carry out ventilation to improve IAQ (indoor air quality).And wherein, arrange humidity measuring instrument to judge whether rainy situation, so in fact only just can perform automatic ventilation function at the weather do not rained, guarantee that indoor can not be subject to drenching of rainwater, further ensure that indoor cleaning environment, improve the quality of living environment.
Embodiment
In order to make content of the present invention clearly with understandable, below in conjunction with specific embodiments and the drawings, content of the present invention is described in detail.
Fig. 1 schematically shows the functional block diagram that full-automatic is according to the preferred embodiment of the invention closed the window.
As shown in Figure 1, full-automatic is closed the window and is comprised according to the preferred embodiment of the invention: control module 10 and window switchgear 20; Wherein, described window switchgear 20 makes window open or cuts out under the control of described control module 10.
And as shown in Figure 1, full-automatic is closed the window and is also comprised according to the preferred embodiment of the invention: the first gas detection apparatus 30, second gas detection apparatus 40 and humidity measuring instrument 12.
Wherein, described first gas detection apparatus 30 is arranged in the indoor that the room of this window is housed of the first side of window, when starting the particle of indoor analyzed thus and detect first concentration of indoor PM2.5, and the first concentration recorded is passed to described control module 10.
Wherein, described second gas detection apparatus 40 is arranged in the outside that the room of this window is housed of the second side of window, when starting the particle of outdoor analyzed thus and detect second concentration of indoor PM2.5, and the second concentration recorded is passed to described control module 10.
Wherein, described humidity measuring instrument 12 for the air humidity outside measuring chamber, such as, arranges that the outside that the room of this window is housed of the second side of window judges whether to rain with the air humidity outside measuring chamber.
Described humidity measuring instrument 12 sends detection of gas enabling signal when the air humidity recorded is less than predetermined moisture threshold value to described control module 10.
Described control module 10 makes described first gas detection apparatus 30 and described second gas detection apparatus 40 start when receiving detection of gas enabling signal from described humidity measuring instrument 12.
Wherein, PM2.5 fine particle is also known as particulate, fine grained.In air, particle diameter is less than the particle (gasoloid) of 2 μm (sometimes with being less than 2.5 μm, i.e. PM2.5).Although fine particle is the component that in earth atmosphere composition, content is little, it has important impact to air quality and visibility etc.Fine particle particle diameter is little, is rich in a large amount of poisonous and harmful substances and residence time is in an atmosphere long, fed distance is far away, thus larger on the impact of health and atmosphere quality.In February, 2012, State Council of the People's Republic of China agrees to that " ambient air quality " issuing new revision adds fine particle monitoring index.On February 28th, 2013, it is fine particle that national scientific and technical terminology validation board of China claims PM2.5 to intend definite designation, PM2.5 detecting instrument of the present invention, there is the microcomputer laser dust monitor of the novel built-in filter membrane on-line sampling device of new century international most advanced level, while monitoring dust concentration continuously, can particle be collected, to analyze its composition, and obtain mass concentration conversion coefficient K value.Can direct-reading bug dust concentration (mg/m), there is PM10, PM5, PM2.5 detection option selective.
And, described control module 10 is when receiving described first concentration from described first gas detection apparatus 30 and described second concentration from described second gas detection apparatus 40, more described first concentration and described second concentration, and (such as, predetermined concentration threshold value can be set as 1mg/m to be greater than predetermined concentration threshold value in the difference that described first concentration deducts described second concentration
3, 2mg/m
3, 5mg/m
3, 10mg/m
3, 15mg/m
3, etc. any suitably numerical value) time sends windowed signal to make described window switchgear 20 to described window switchgear 20 and opened by window, can carry out indoor-outdoor air ventilation like this.
Therefore, in the present invention, by comparing the concentration of PM2.5 in indoor-outdoor air, second concentration of the PM2.5 of the first concentration ratio indoor of outdoor PM2.5 little to a certain degree time, make window open to carry out ventilation to improve IAQ (indoor air quality).And wherein, arrange humidity measuring instrument to judge whether rainy situation, so in fact only just can perform automatic ventilation function at the weather do not rained, guarantee that indoor can not be subject to drenching of rainwater, further ensure that indoor cleaning environment, improve the quality of living environment.
In addition, it should be noted that, unless otherwise indicated, otherwise the term " first " in instructions, " second ", " the 3rd " etc. describe only for distinguishing each assembly, element, step etc. in instructions, instead of for representing logical relation between each assembly, element, step or ordinal relation etc.
Be understandable that, although the present invention with preferred embodiment disclose as above, but above-described embodiment and be not used to limit the present invention.For any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.