CN208253858U - A kind of unpowered muting anti-haze ventilator - Google Patents

Abstract

The utility model proposes the unpowered muting anti-haze ventilator of one kind, belong to indoor air purification equipment technical field.Including shell, Temperature Humidity Sensor, gas concentration lwevel sensor, PM2.5 concentration sensor, display panel, warning lamp and the data processing module being mounted on outside shell, anion generation module at the top of shell inner flow passage, collecting plate positioned at shell inner flow passage bottom, valve blade is connected with by a pair of of the steering engine being fixed in housing sidewall at air outlet, plane where the air outlet and vertical plane are in 30 °~45 °；The draught area is converted into the aperture of adjustment valve blade after the angle of steering engine rotation according to the draught area at Ventilation principle and the indoor carbon dioxide concentration calculation air outlet measured by data processing module.The utility model can effectively avoid sense of discomfort caused by windowing air-flow blow-through human body, the pollutants such as the pm2.5 in air-supply efficiently be removed under non-resistance, no material consumption, low energy consumption, noiseless.

Description

A kind of unpowered muting anti-haze ventilator

Technical field

The utility model belongs to indoor air purification equipment technical field, in particular to a kind of unpowered muting anti-haze Ventilator.

Background technique

It is to spend in building, therefore build health, comfortable indoor environment that, which there is 80% time in all one's life of people, promotes room Interior air quality has great significance for human health.Existing control indoor pollutant, promotes the side of indoor air quality Method mainly includes ventilation (comprising force ventilation and gravity-flow ventilation), using air purifier etc..

Serious (haze, sandstorm) in view of atmosphere pollution now, individual gravity-flow ventilation often introduces outdoor pollution Object, and opening a window when divulging information, external air flow is often blow-through human body, causes blowing feeling, and it is uncomfortable easily to induce human body, is in and sleeps in people The problem is also more significant when dormancy resting state.Force ventilation is by installing filter device additional, though it can solve sky to a certain extent Gas cleanliness problem, but the fan operation of filter device can generate huge energy consumption, and will generate much noise, influence people Normal work rest.And room air cleaning is although able to maintain using air purifier, but resulting noise remains Urgent problem, and most of air purifiers occupy comparable room space.

There are Yang Xudong, beam Weihui City, a kind of natural ventilator (patent No. CN201410020127.X) of poplar Shen invention at present. The equipment can be realized gravity-flow ventilation and detect storage indoor air quality data, but can not make phase to indoor design condition automatically The feedback answered needs artificial adjustment equipment.In addition, the equipment has no the removal measure for particulate matter (PM2.5, PM10 etc.), Outdoor subtle pollutant may be introduced interior, unsuitable outside air pollutes more serious weather.

Utility model content

The purpose of this utility model is to overcome the shortcomings of prior art, propose a kind of unpowered muting anti- Haze ventilator.The utility model is realizing basic ventilation function, on the basis of meeting indoor air-changing demand, can to blow into Row purified treatment removes Particulate Pollution, and can monitor room parameter, adjusts air output on this basis.

To achieve the goals above, the utility model adopts the following technical solution:

The utility model proposes the unpowered muting anti-haze ventilator of one kind, including a shell, the shell be located at room It is respectively equipped with air inlet and air outlet at outer and interior, forms runner between the air inlet and air outlet in the shell；Into Grid is equipped at air port, for preventing outdoor winged insect foreign matter from entering the room；By being fixed on the shell at the air outlet A pair of of steering engine on side wall is connected with valve blade, is rotated by servo driving valve blade, plane where the air outlet with Vertical plane is in 30 °~45 °, and case top is extended with the baffle vertical with plane where air outlet to interior, consolidates on the baffle Surely there are display panel and warning lamp；It is fixed with acoustical cotton and multiple anion generation modules at the top of the runner, the runner bottom It is fixed with acoustical cotton and is equipped with the collecting plate that can be taken off；The shell be located on indoor side wall be additionally provided with data processing module, Temperature Humidity Sensor, gas concentration lwevel sensor and PM2.5 concentration sensor, data processing module respectively with each sensor, Display panel, warning lamp are connected with steering engine.

Further, the draught area at the air outlet is calculated according to following formula:

μ is opening flow coefficient, and value is 0.4~0.6；ρ_outFor ambient outdoor air density；ρ_inFor indoor set environment Atmospheric density；Δ P is hot pressing inside and outside the room, is calculated by formula according to following:

Δ P=gh (ρ_out-ρ_in) (2)

In formula, h is that room seeps the comprehensive face height of wind；G is acceleration of gravity；

Q is theoretical ventilation volume, according to CO₂Concentration governing equa- tion determines:

In formula, C_inFor indoor CO₂Concentration；C_outFor outdoor CO₂Concentration；V is room volume；The change of concentration vs. time Rate E_sFor indoor CO₂Total burst size, E_s=nV_co2, wherein n is occupancy；CO is distributed for human body₂Rate, according to CO₂The empirical formula of discharge rate and body metabolism rate relationship calculates:

In formula, M is human body metabolic rate, and routine work state takes 1met, and sleep state takes 0.7met, 1met=58.2W/ m²；

A_DFor human skin surface's product, calculate as follows:

A_D=0.202m_b ^0.425H^0.725 (5)

In formula, m_B:For the average weight of indoor occupant；H is the average height of indoor occupant；

Simultaneous formula (3)~(5) solve to obtain the theoretical ventilation volume Q, finally acquire required draught area size A.

The characteristics of the utility model and the utility model has the advantages that

The utility model is that fresh air is continually sent into interior using Ventilation principle, improves indoor air quality. Wherein, caused by hot pressing is the temperature difference of indoor and outdoor air, due to the presence of temperature difference, density contrast inside and outside generating chamber, so that edge The vertical direction of building wall there is barometric gradient, i.e., the utility model is to utilize sky caused by the indoor and outdoor air temperature difference The difference in height of air tightness and inlet and outlet is divulged information to realize.Meanwhile the anti-haze ventilator can effectively prevent windowing air-flow it is straight Sense of discomfort caused by human body is blown, has great meaning for nighttime sleep air-supply.Mould occurs for the anion in the anti-haze ventilator Block can be realized the pollutants such as pm2.5 in efficiently removal air-supply, and (no replacement is required strainer, can be long-term for non-resistance, no material consumption Using), power only has 3W or so.In addition, farthest reduce energy consumption using Ventilation, it, will not in addition to initial investment There is additional financial burden, easy to use, the quality of production is high.

Detailed description of the invention

Fig. 1 is a kind of three-dimensional views of embodiment of the anti-haze ventilator of the utility model.

Fig. 2 is a kind of front view of embodiment of the anti-haze ventilator of the utility model.

Fig. 3 is the A-A sectional view of Fig. 2.

Fig. 4 is a kind of left view of embodiment of the anti-haze ventilator of the utility model.

Fig. 5 is control flow chart of the anti-haze ventilator of the utility model to indoor carbon dioxide concentration.

Fig. 6 is control flow chart of the anti-haze ventilator of the utility model to indoor PM2.5 concentration.

Fig. 7 is control flow chart of the anti-haze ventilator of the utility model to indoor temperature and humidity.

Specific embodiment

To the technical solution of the utility model, detailed description are as follows with reference to the accompanying drawings and embodiments:

The anti-haze ventilator of the utility model embodiment, is fixed between window frame and windowsill, structure such as FIG. 1 to FIG. 4 institute Show, containing shell 1, shell is located outside and is respectively equipped with air inlet and air outlet at indoor, and shell 1 is interior in air inlet and outlet air Runner 14 is formed between mouth 15；Air inlet is equipped with grid 11, for preventing the foreign matters such as outdoor winged insect from entering the room；Air outlet Valve blade 10 is connected with by a pair of of the steering engine 9 being fixed on 1 side wall of shell at 15, drives 10 turns of valve blade by steering engine 9 Dynamic, 15 place plane of air outlet and vertical plane are in 30 °~45 °, and 1 top of shell is extended with and 15 place plane of air outlet to interior Vertical baffle 16, the above-mentioned setting at air outlet can be achieved to handle the commutation of purification wind, avoid blow-through human body；In baffle 16 On be fixed with display panel 7 and warning lamp 8；Acoustical cotton 12 and multiple anion generation modules 2, runner are fixed at the top of runner 14 14 bottoms are fixed with acoustical cotton 12 and are equipped with the collecting plate 13 that can be taken off；Shell 1 is located at indoor side wall equipped with data processing Module 3, Temperature Humidity Sensor 4, gas concentration lwevel sensor 5 and PM2.5 concentration sensor 6, data processing module respectively with Each sensor, display panel 7 and warning lamp 8 connect；Data processing module 3 is used for according to Ventilation principle and the interior measured Carbon dioxide concentration calculates the draught area at air port 15, adjusts after which is converted into the angle that steering engine 9 rotates The aperture of valve blade 10；Data processing module 3 controls warning lamp 8 and anion generation module 2 according to indoor PM2.5 concentration Switch, meanwhile, the data real-time display that data processing module 3 measures each sensor is on display panel 7.

The specific implementation grade function of each building block of the utility model is respectively described below:

The configuration of anion generation module 2 handles air-supply, can avoid PM2.5 etc. at intracorporal 14 top of runner of shell Outdoor particulate pollutant enters the room.Small particulate matter can be condensed into biggish particle under the action of anion, thus 14 bottom of runner settles down and is collected by collecting plate 13, has the function that depollution.The present embodiment configures two anions Module 2 occurs, is commercial product, specific number is determined according to set ventilation quantity size and territory of use's air quality.Bear from Son occurs module 2 and controls on-off by data processing module 3.Collecting plate 13 can be taken out by air outlet 15 and be cleaned, and be repeated It uses.14 two sides of runner achieve the effect that noise reduction filled with acoustical cotton 12, and outdoor noise is effectively reduced on indoor influence.

Data processing module 3, Temperature Humidity Sensor 4, gas concentration lwevel sensor 5 and PM2.5 concentration sensor 6 are pacified On 1 side wall of shell, display panel 7 and warning lamp 8 are fixed on 16 front of baffle, and a pair of of steering engine 9 is mounted on 15 institute of air outlet Housing sidewall on.Display panel 7, warning lamp 8, steering engine 9 and each sensor pass through route and data processing module 3 respectively It is connected.Wherein:

Referring to Fig. 5~Fig. 7, gas concentration lwevel sensor 5 is used for transmission indoor real-time gas concentration lwevel data, and two Carbonoxide is the marker of air pollution degree, is detected by the concentration to carbon dioxide, 3 control flaps of data processing module Machine 9 makes corresponding feedback: when indoor carbon dioxide concentration exceeds 1000ppm, steering engine 9 rotates (original state blade in device Direction is parallel with 14 direction of inner flow passage, can be rotated 0~90 ° of range), valve blade 10 rotates with it, and improves aperture, and increase is sent Air quantity；When indoor carbon dioxide concentration is reduced to 600-1000ppm, valve blade 10 keeps current aperture constant；When interior two When oxidation concentration of carbon reaches 600ppm or less, steering engine 9 is rotated backward, and the aperture of valve blade 10 reduces, and avoids outdoor cold wind mistake It mostly enters the room, air outlet can be closed by influencing 90 ° of comfort blade rotation, blade shape and air outlet cross sectional shape phase Together.PM2.5 sensor is used for transmission indoor real-time PM2.5 concentration data, is detected by the concentration to PM2.5, data Processing module 3 controls warning lamp 8 and makes corresponding feedback: when indoor PM2.5 concentration is greater than 50 every cubic metre of micrograms, data processing Module control warning lamp 8 will light, and remind user, while by the data processing module control unlatching pair of anion generation module 2 Air inlet is handled；When indoor PM2.5 concentration is less than 50 every cubic metre of micrograms, data processing module, which will control warning lamp 8, to be extinguished, Anion generation module 2 is also accordingly turned off.Temperature Humidity Sensor can transmit indoor real time humiture data.In addition, dioxy Change data measured by carbon sensor 5, PM2.5 sensor 6 and Temperature Humidity Sensor 4 all can real-time display on display panel 7, It is referred to for user.Each device that the present embodiment uses is commercial product, and data processing module 3 is commercially available Arduino Uno R3 development board, the function which is completed can be achieved by conventional programming technique.

The draught area A of the anti-haze ventilator of the utility model is determined according to Ventilation flow empirical formula (1):

In formula, A is the draught area at this anti-haze ventilator air outlet, unit cm³；

μ is opening flow coefficient, and the size of μ can rule of thumb be taken as 0.4~0.6；

ρ_outFor ambient outdoor air density, unit kg/m³；

ρ_inFor indoor set environment atmospheric density, unit kg/m³；

Δ P is hot pressing inside and outside the room, and unit Pa is calculated by formula according to following:

Δ P=gh (ρ_out-ρ_in) (2)

In formula, h is the height difference that air inlet center and room seep the comprehensive face height of wind, unit m；G is acceleration of gravity, is taken Value is 9.8m/s²；

Q is theoretical ventilation volume, unit m³, according to CO₂Concentration governing equa- tion (3) determines:

In formula, C_inFor indoor CO₂Concentration, unit ppm；

C_outFor outdoor CO₂Concentration, unit ppm；

V is room volume, unit m³；

Indoor carbon dioxide concentration changes with time rate, unit ppm/s；

E_sFor indoor CO₂Total burst size, unit mL/s, E_s=nV_co2, wherein n is occupancy；It is distributed for human body CO₂Rate, according to CO₂The empirical formula (4) of discharge rate and body metabolism rate relationship calculates:

In formula, M is human body metabolic rate, unit W/m², routine work state takes 1met, and sleep state takes 0.7met, 1met=58.2W/m²；

A_DFor human skin surface's product, unit m², human skin surface's product A_DIt is calculated by formula (5):

A_D=0.202m_b ^0.425H^0.725 (5)

In formula, m_b:For the average weight of indoor occupant, unit kg；H is the average height of indoor occupant, unit m；

Simultaneous formula (3)~(5) solve to obtain theoretical ventilation volume Q, finally acquire required draught area size A.

Now with 60m³(20m², 3m layers high) and room, four people of number, for sleep state, this anti-haze is determined using above content The specific value of draught area at ventilator air outlet 15, related parameters is detailed in following table:

To sum up, the anti-haze ventilator of the utility model mainly utilizes the principle of Ventilation, without the use of force ventilation, leads to The hot pressing of room temperature difference generation is crossed, is entered the room for outdoor air and power is provided, realizes ventilation.Specific draught area by Winter indoor and outdoor temperature, interior space size and personnel's number, activity determine.And it is then real in natural open state at summer Existing ventilation.

The above is only the preferred embodiment of the utility model only, and the non-limiting protection scope of the utility model, Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of the utility model, the sheet for including are practical new In the protection scope of type.

Claims (1)

1. a kind of unpowered muting anti-haze ventilator, which is characterized in that including a shell, which is located outside and interior Place is respectively equipped with air inlet and air outlet, forms runner between the air inlet and air outlet in the shell；Air inlet is set There is grid, for preventing outdoor winged insect foreign matter from entering the room；By being fixed in the housing sidewall at the air outlet A pair of of steering engine is connected with valve blade, is rotated by servo driving valve blade, and plane is in vertical plane where the air outlet 30 °~45 °, and case top is extended with the baffle vertical with plane where air outlet to interior, is fixed with display on the baffle Panel and warning lamp；It is fixed with acoustical cotton and multiple anion generation modules at the top of the runner, which is fixed with suction Sound cotton is simultaneously equipped with the collecting plate that can be taken off；The shell, which is located on indoor side wall, is additionally provided with data processing module, temperature and humidity biography Sensor, gas concentration lwevel sensor and PM2.5 concentration sensor, data processing module respectively with each sensor, display panel, Warning lamp is connected with steering engine.