CN206681639U - A fresh air purification window - Google Patents

Abstract

A fresh air purification window belongs to the technical field of ventilation and purification. The lower valve of the air supply outlet, the lower valve of the middle layer and the lower valve of the air outlet are respectively provided with a filter between the lower end of the glass and the window frame. An air cavity partition plate is arranged in the middle of the upper ends of the air supply cavity and the air exhaust cavity, an air feeder is arranged above the air supply cavity, and the air supply cavity, the air feeder and the air inlet cavity are formed and communicated with the indoor through an air supply outlet grille; an exhaust fan is arranged above the exhaust cavity to form an exhaust cavity, the exhaust fan and the air outlet cavity which are communicated with the outside through an exhaust outlet grating. Arrangement of CO indoors and outdoors₂The device comprises a concentration sensor and a PM2.5 concentration sensor, wherein stepping motors are arranged at a middle-layer lower valve, an exhaust outlet lower valve and an air supply outlet lower valve, and the stepping motors, the exhaust fan and an air supply machine are connected with a central controller for operation control. This purify window can accomplish purification ventilation, non-purification ventilation and natural draft under the condition that does not influence indoor daylighting, guarantees the air quality in the room, is of value to people's healthy.

Description

A fresh air purification window

Field technology

The utility model relates to a fresh air purification window, which belongs to the technical field of ventilation and purification.

technical background

Since the 1970s, in order to reduce building energy consumption, most air conditioners and other equipment have adopted a closed cycle, resulting in the lack of fresh air in the room, making the indoor air quality worse. The way to alleviate this problem is to open windows for ventilation to achieve indoor fresh air supply, but in winter (summer), opening windows will inevitably increase the indoor heat (cooling) load, and then increase energy consumption. At the same time, due to the increasingly serious problem of outdoor haze in recent years, directly opening windows for ventilation will introduce outdoor PM2.5 into the room, thereby polluting the indoor air, endangering human health, and easily causing respiratory diseases, chronic lung diseases, tracheitis, and bronchitis and lung cancer and other diseases.

Since people cannot perceive the outdoor PM2.5 concentration, it is easy to choose to open windows for ventilation in the case of outdoor pollution. Although the indoor fresh air demand is met, the particulate pollutants in the atmosphere damage the human body, so smart switch windows are also Health needs caused by smog.

Contents of the invention

In order to solve the problem of insufficient indoor fresh air supply and fresh air pollution caused by outdoor smog, the utility model provides a fresh air purification window. The purification window should be able to complete purification ventilation, non-purification ventilation and natural ventilation without affecting indoor lighting. , to ensure indoor air quality, beneficial to people's health.

The technical scheme adopted by the utility model is as follows: a fresh air purification window, which includes a window frame and glass, and it also includes a filter, a blower fan and an exhaust fan, and the window frame adopts an upper window frame, a lower window frame, a left window frame and The right window frame constitutes a rectangular structure, and the outer glass, middle glass and inner glass are arranged in the window frame, the air supply chamber is between the outer glass and the middle glass, and the exhaust chamber is between the middle glass and the inner glass; Between the lower end of the outer glass and the lower window frame, there is a lower valve of the air supply port embedded with a filter. The lower valve of the air supply port is connected with the lower end of the outer glass by the outer lower hinge. Between the lower window frame and the lower window frame, there are respectively a middle lower valve and a lower valve of the air exhaust port. Page connection; an air chamber partition is provided in the middle of the upper ends of the air supply chamber and the exhaust chamber, and a blower fan is arranged above the air supply chamber on one side of the air chamber partition, and an air inlet is used above the exhaust chamber on the same side. The bottom plate of the chamber separates an air inlet chamber to form an air supply chamber, and the air supply fan and the air inlet chamber are connected to the room through the air outlet grille; An air outlet chamber is separated by the air outlet bottom plate on the top of the air outlet chamber, forming an air outlet chamber, an exhaust fan and an air outlet chamber connected to the outdoor through the air outlet grille; _CO2 concentration sensors and PM2.5 concentration sensors are arranged indoors and outdoors respectively. Stepper motors are set at the lower valve of the middle layer, the lower valve of the exhaust port, and the lower valve of the air supply port. At the same time, the stepper motor, exhaust fan, and air supply fan are connected to the central controller for operation control.

The filter adopts a structure composed of a coarse-effect filter net and a high-efficiency filter net.

The beneficial effects of the utility model are: the fresh air purification window includes a window frame, glass, filter, air blower and exhaust fan, the air supply chamber is between the outer glass and the middle glass, and the air cavity is between the middle glass and the inner glass. Exhaust cavity. Between the lower end of the glass and the window frame, a lower valve of the air supply port, a lower valve of the middle layer and a lower valve of the air exhaust port are arranged. An air chamber partition is set in the middle of the upper ends of the air supply chamber and the air exhaust chamber, and a blower fan is arranged above the air supply chamber to form the air supply chamber, and the air supply fan and the air inlet chamber are connected to the room through the air supply grille; The exhaust fan forms an exhaust chamber, and the exhaust fan and the air outlet chamber are connected to the outside through the air outlet grille. Arrange _CO2 concentration sensors and PM2.5 concentration sensors indoors and outdoors, set stepper motors at the lower valve of the middle layer, the lower valve of the air exhaust port, and the lower valve of the air supply port, and connect the stepper motor, exhaust fan, and air supply fan to the central control The device performs operation control. The purification window can complete purification ventilation, non-purification ventilation and natural ventilation without affecting indoor lighting, so as to ensure indoor air quality and benefit people's health.

Description of drawings

Fig. 1 is a front view of a fresh air purification window (looking from the outside to the inside).

Fig. 2 is a side view of a fresh air purification window.

Fig. 3 is a top view of a fresh air purification window.

Fig. 4 is an enlarged view of A in Fig. 2 .

Fig. 5 is an enlarged view of B in Fig. 2 .

Fig. 6 is a schematic diagram of purification ventilation.

Fig. 7 is a schematic diagram of non-purifying ventilation.

Figure 8 is a schematic diagram of natural ventilation.

Figure 9 is a schematic diagram of the control system.

In the figure: 1a, upper window frame, 1b, lower window frame, 1c, left window frame, 1d, right window frame; 2a, outer glass, 2b, middle glass, 2c, inner glass; 3, filter; 4a , the lower valve of the middle layer, 4b, the lower valve of the air exhaust port; 5a, the grille of the air exhaust port, 5b, the grille of the air supply port; 6a, the blower fan, 6b, the exhaust fan; 7a, the air outlet cavity, 7b, the air intake cavity; 7c , the bottom plate of the air outlet cavity, 7d, the bottom plate of the air intake cavity; 8, the upper partition of the middle layer; 9a, the upper connecting bar of the outer layer, 9b, the upper connecting bar of the middle layer, 9c, the upper connecting bar of the inner layer; 10a, the lower hinge of the outer layer , 10b, the lower hinge of the middle layer, 10c, the lower hinge of the inner layer; 11, the lower valve of the air supply port; 12, the air supply cavity; 13, the exhaust cavity; 14, the air cavity partition; 15a, the inner upper baffle, 15b , Outer upper baffle.

detailed description

The utility model is further described below with reference to accompanying drawing:

Figures 1, 2, 3, 4, and 5 show a structural diagram of a fresh air purification window. Among the figure, this fresh air purification window comprises window frame, glass, filter 3, air blower 6a and exhaust fan 6b, and filter 3 adopts the structure that coarse filter screen and high-efficiency filter screen form. The window frame adopts upper sash 1a, lower sash 1b, left sash 1c and right sash 1d to form a rectangular structure, and an outer layer glass 2a, a middle layer glass 2b and an inner layer glass 2c are arranged in the window frame, and the outer layer glass 2a and the inner layer glass 2c are arranged in the window frame. Between the middle glass 2b is an air supply chamber 12, and between the middle glass 2b and the inner glass 2c is an exhaust chamber 13.

Between the lower end of the outer layer glass 2a and the lower window frame 1b, an air supply port lower valve 11 with an inlaid filter 3 is provided, and the lower end of the air supply port valve 11 is connected with the lower end of the outer layer glass 2a by an outer layer lower hinge 10a. Between the lower end of the glass 2b and the inner glass 2c and the lower window frame 1b, a middle lower valve 4a and an air outlet lower valve 4b are respectively arranged, and the middle lower valve 4a and the lower end of the middle glass 2b are connected by a middle lower hinge 10b, The lower valve 4b of the tuyere is connected with the lower end of the inner layer glass 2c by the lower hinge 10c of the inner layer.

The upper end of the outer glass 2a is connected to the upper connecting bar 9a on the outer layer, and the upper part of the connecting bar 9a on the outer layer is connected to the air outlet grille 5a and the upper outer baffle plate 15b. The upper end of middle layer glass 2b joins with connection bar 9b on the middle layer. The upper end of the inner glass 2c is in contact with the inner upper connecting bar 9c, and the upper part of the inner upper connecting bar 9c is connected with the air outlet grille 5b and the inner upper baffle 15a.

An air chamber dividing plate 14 is arranged at the middle position of the upper ends of the air supply chamber 12 and the air exhaust chamber 13, and a blower 6a is arranged above the air supply chamber 12 on one side of the air chamber dividing plate 14, and an air blower 6a is arranged above the air exhaust chamber 13 on the same side. The bottom plate 7d of the air inlet chamber separates an air inlet chamber 7b, forming the air supply chamber 12, the blower 6a and the air inlet chamber 7b to communicate with the room through the air outlet grille 5b. An exhaust fan 6b is arranged above the exhaust chamber 13 on the other side of the air chamber partition 14, and an air outlet chamber 7a is separated by an air outlet chamber bottom plate 7c above the air supply chamber 12 on the same side to form an exhaust chamber 13, exhaust The fan 6b and the air outlet cavity 7a are connected to the outside through the air outlet grille 5a.

Arrange CO2concentration sensors and _{PM2.5concentration} sensors respectively indoors and outdoors, set stepper motors at the lower valve 4a of the middle layer, the lower valve 4b of the air outlet, and the lower valve 11 of the air supply port, and simultaneously set the stepper motor, exhaust fan 6b, The blower 6a is connected to the central controller for operation control.

Figure 6 shows a purge ventilation diagram. According to the indoor _CO2 concentration sensor to detect the _CO2 content in the indoor air, if the _CO2 concentration exceeds the limit value, and the monitoring value of the outdoor PM2.5 concentration sensor also exceeds the limit value, the purification ventilation will be started, that is, the lower valve of the exhaust port will be opened 4b, start the exhaust fan 6b and the air blower 6a. The outdoor fresh air enters the air supply chamber 12 through the filter 3, and is sent indoors by the blower 6a through the air supply grille 5b; the indoor exhaust air enters the exhaust chamber 13 through the opening of the lower valve 4b of the exhaust port, and passes through the air outlet grille 5a. It is sent to the outside by the exhaust fan 6b.

Figure 7 shows a non-purge ventilation diagram. According to the indoor CO ₂ concentration sensor to detect the CO ₂ content in the indoor air, if the CO ₂ concentration exceeds the limit value and the monitoring value of the outdoor PM2. The lower valve 11 of the tuyere and the lower valve 4b of the air outlet start the exhaust fan 6b and the air blower 6a. The outdoor fresh air enters the air supply chamber 12 from the lower valve 11 of the air supply port, and is sent indoors by the blower 6a through the air supply grille 5b; the indoor exhaust air enters the exhaust chamber 13 through the lower valve 4b of the air exhaust port, and passes through the air outlet grille 5a. It is sent to the outside by the exhaust fan 6b.

Figure 8 shows a natural ventilation map. Detect the CO ₂ content in the indoor air according to the indoor CO ₂ concentration sensor. If the CO ₂ concentration exceeds the limit value and the monitoring value of the outdoor PM2.5 concentration sensor does not exceed the limit value, then start natural ventilation, that is, open the lower valve of the exhaust port 4b, and rotate inwardly at an angle of 90 degrees to open the lower valve 11 of the air supply port and the lower baffle plate 4a of the middle layer, and cut off the air supply cavity 12 and the exhaust cavity 13, so that the indoor and outdoor are directly connected to form natural ventilation.

Figure 9 shows a schematic diagram of the control system. The indoor _CO2 concentration sensor and the outdoor PM2.5 concentration sensor monitor the indoor _CO2 concentration and the outdoor PM2.5 concentration respectively, and are connected to the central controller, which controls the air supply fan 6a, exhaust fan 6b and stepping motor respectively , The stepper motor controls the lower valve 4a of the middle layer, the lower valve 4b of the air outlet and the lower valve 11 of the air outlet respectively.

Claims (2)

1. a kind of fresh air purifying window, it includes window frame and glass, it is characterized in that：It also includes filter（3）, pressure fan（6a）With Exhaust blower（6b）, the window frame uses upper window frame（1a）, lower window frame（1b）, left window frame（1c）With right window frame（1d）Form rectangle knot Structure, glass outer is set in window frame（2a）, middle level glass（2b）And inner layer glass（2c）, in glass outer（2a）With middle level glass Glass（2b）Between be wind pushing cavity（12）, in middle level glass（2b）With inner layer glass（2c）Between be air draft chamber（13）；In outer layer glass Glass（2a）Lower end and lower window frame（1b）Between provided with one inlay filter（3）Air outlet under valve（11）, under air outlet Valve（11）With glass outer（2a）Lower end use outer layer lower jaw（10a）Connection, in middle level glass（2b）And inner layer glass （2c）Lower end and lower window frame（1b）Between be respectively equipped with valve under middle level（4a）With valve under exhaust outlet（4b）, valve under middle level （4a）With middle level glass（2b）Lower end use middle level lower jaw（10b）Connect, valve under exhaust outlet（4b）With inner layer glass （2c）Lower end use internal layer lower jaw（10c）Connection；The wind pushing cavity（12）And air draft chamber（13）The interposition of upper end installs There is a wind chamber dividing plate（14）, in wind chamber dividing plate（14）Side wind pushing cavity（12）Top set pressure fan（6a）, the same side Air draft chamber（13）Top use air-inlet cavity bottom plate（7d）It is separated out an air-inlet cavity（7b）, form wind pushing cavity（12）, pressure fan （6a）And air-inlet cavity（7b）Through air outlet grid（5b）In communication chamber；In wind chamber dividing plate（14）Opposite side air draft chamber（13）Top Exhaust blower is set（6b）, the wind pushing cavity of the same side（12）Top use air-out chamber bottom plate（7c）It is separated out an air-out chamber （7a）, form air draft chamber（13）, exhaust blower（6b）And air-out chamber（7a）Through exhaust outlet grid（5a）Outside communication chamber；Outer point indoors CO is not arranged₂Concentration sensor, PM2.5 concentration sensors, the valve under middle level（4a）, valve under exhaust outlet（4b）, air outlet Lower valve（11）Place sets stepper motor, while by stepper motor, exhaust blower（6b）, pressure fan（6a）It is connected to master controller Carry out operation control.

2. a kind of fresh air purifying window according to claim 1, it is characterized in that：The filter（3）Using low efficient filter screen With the structure of high efficiency particulate air composition.