CN207230836U - It is a kind of that there is purification, dehumidifying, the ventilator of room pressure regulatory function - Google Patents

Abstract

The utility model discloses a ventilator with the functions of purification, dehumidification and indoor pressure adjustment, which comprises a shell which is divided into an air inlet/exhaust left chamber, an air supply chamber and an air inlet/exhaust right chamber. The air chamber is equipped with a primary-effect filter, a medium-efficiency filter and a semiconductor dehumidification plate. The bottom of the air supply chamber is provided with a condensate pan. The chamber and the air inlet/exhaust left chamber are connected through the first air supply port, and the air inlet/exhaust right chamber is equipped with a control device, a condensed water tank, a fan, an air inlet/exhaust upper pipeline and an air inlet/exhaust lower pipe There is a third air supply/exhaust channel on the right side of the air inlet/exhaust right chamber, the condensate pan and the condensate tank are connected through condensate pipes, the control device is connected to the primary filter, intermediate filter, semiconductor dehumidifier Plates, fans and valves are all connected. The ventilator has the functions of purification, dehumidification and indoor pressure regulation.

Description

A ventilator with the functions of purification, dehumidification and indoor pressure regulation

technical field

The utility model belongs to ventilation equipment for buildings, in particular to a ventilator with the functions of purification, dehumidification and indoor pressure regulation.

Background technique

With the improvement of people's living standards, people's requirements for indoor air quality are also constantly improving. The use of air conditioners can improve the indoor environment, but long-term use of air conditioners will lead to a decrease in indoor air quality and cause various "air-conditioning diseases". Therefore, it is necessary to improve indoor air quality through building ventilation equipment.

By opening doors and windows for ventilation, the quality of the air entering the room cannot be controlled, which can easily reduce the indoor air quality and affect the health of indoor personnel, especially when there are elderly people and children in the room, due to the poor resistance of the elderly and children, it is easier to Health problems due to air quality. When there are sick people in the room, especially infectious diseases, cross-infection is easy to occur. In order to prevent the air in the room from flowing out and infecting people in other rooms, indoor ventilators should be used to exhaust air at this time to maintain indoor negative pressure. , to ensure that the air in the room does not flow out; other rooms without sick people, especially those with poor resistance such as the elderly and children, should use indoor ventilators to supply air, maintain indoor positive pressure, and prevent untreated air. Enter.

When a fire occurs in other rooms of the building, in order to prevent smoke from entering the room, the indoor ventilator should be used to supply air with a large volume of air and maintain a large positive pressure to ensure that no smoke enters the room and buy time for rescue. When the ventilator supplies air to maintain the positive pressure in the room, it can realize the functions of air purification and dehumidification at the same time, further improving the indoor air quality. In addition, the indoor relative humidity is high, and when severe condensation occurs, the ventilator can realize the dehumidification treatment of the return air cycle and reduce the relative humidity of the indoor air.

Utility model content

The purpose of this utility model is to provide an indoor ventilator with the functions of purification, dehumidification and indoor pressure regulation. The fan also exhausts the indoor air to maintain indoor negative pressure; it can also realize the indoor return air circulation, and can realize air purification and dehumidification functions during the air supply and indoor return air circulation.

The above purpose of the utility model is achieved through the following technical proposal: a ventilator with the functions of purification, dehumidification and indoor pressure regulation, including a housing, characterized in that the housing is divided into an air inlet/exhaust left chamber room, air supply chamber and air inlet/exhaust right chamber, the air inlet/exhaust left chamber has an air inlet/exhaust port, the air inlet/exhaust port is provided with a first air supply/exhaust valve, the air supply chamber is from the left To the right, there are primary-efficiency filter, medium-efficiency filter and semiconductor dehumidification plate in sequence. The bottom of the air supply chamber is provided with a condensate pan. The air inlet/exhaust chamber is connected to the left chamber through the first air supply port, and the air inlet/exhaust right chamber is equipped with a control device, a condensed water tank, a fan, an air inlet/exhaust upper pipe and an air inlet/exhaust lower pipe There is a third air supply/exhaust channel on the right side of the air inlet/exhaust right chamber, the condensate pan is connected to the condensate tank through a condensate pipe, and the air inlet of the fan is connected to the middle section of the upper air inlet/exhaust pipe The air outlet of the fan is connected with the middle section of the air inlet/exhaust lower pipe, the left end of the upper air inlet/exhaust pipe is connected with the air supply chamber through the second air supply port, and the upper air inlet/exhaust pipe is The left section of the pipeline is provided with a second air supply valve, the right end of the upper air inlet/exhaust pipeline is connected with the third air supply/exhaust channel, and the right section of the upper air inlet/exhaust pipeline is provided with a first row of The air valve, the left end of the air inlet/exhaust pipeline and the air inlet/exhaust left chamber are connected through the exhaust port, and the left section of the air inlet/exhaust pipeline is provided with a second exhaust valve. The right end of the lower/exhaust air pipeline is connected with the third air supply/exhaust channel, and the right section of the air inlet/exhaust lower pipeline is provided with a third air supply valve, and the control device is connected with the primary filter, intermediate Efficient filter, semiconductor dehumidification plate, fan and various valves are all connected to control the movement of each component and the opening and closing of the valve.

The ventilator of the utility model uses the fan to provide power, and realizes providing three different functional modes of indoor positive pressure, negative pressure and return air circulation by controlling the opening and closing of the valve, so as to adjust the indoor pressure, and is equipped with an air filter and a semiconductor The dehumidification board realizes the functions of air purification and dehumidification.

The utility model can be improved as follows: the ventilator also has an outdoor air quality sensor installed outdoors for sensing the relative humidity of the outdoor air.

The utility model can be improved as follows: the ventilator also has an indoor air quality sensor installed indoors for sensing the relative humidity of the indoor air.

The utility model can be improved as follows: the ventilator also has an adjacent room fire detector installed in the adjacent room for sensing outdoor fire information.

In the utility model, the condensed water tank is provided with a maximum liquid level alarm, which will alarm when the liquid level in the condensed water tank is higher than the set liquid level. The condensed water tray stores condensed water, and the condensed water is transported to the condensed water tank through the condensed water pipe. The condensed water tank is equipped with a maximum liquid level alarm to prompt manual removal and emptying. After the condensed water tank is reinstalled, the air dehumidification process continues.

In the ventilator of the utility model, the air inlet/exhaust port, the first air supply/exhaust valve, the first air supply port, the second air supply port, the second air supply valve, the fan, the third air supply valve, the third The air supply/exhaust channels are sequentially connected by air pipes to form an indoor air supply system, which provides indoor positive pressure at this time; the third air supply/exhaust channel, the first air exhaust valve, the fan, the second exhaust valve, and the air outlet , the first air supply/exhaust valve, and the air inlet/exhaust port are connected through air pipes in turn to form an indoor exhaust system, which provides indoor negative pressure at this time; the return air port, return air valve, second air supply port, and second air supply The air valve, the fan, the third air supply valve, and the third air supply/exhaust channel are sequentially connected through the air duct to form an indoor return air circulation system.

In the utility model, the opening and closing of the first air supply/exhaust valve, the second air supply valve, the third air supply valve, the first exhaust valve, the second exhaust valve, the return air valve, the semiconductor dehumidification plate and the fan The adjustment of the air volume is realized through the control device. When the ventilator senses an outdoor fire through the fire detector in the adjacent room, the control device will start the fan and the air supply valve to supply air to the room, maintain the positive pressure in the room, and block the outdoor smoke. Air enters the room; when the ventilator senses the outdoor air parameters through the outdoor air quality sensor during air supply, the air purification function is realized through the primary effect filter and the intermediate effect filter, and the dehumidification function is realized through the semiconductor dehumidification plate; the ventilator It can also perform indoor return air circulation treatment. When sensing indoor air parameters through the indoor air quality sensor, the indoor return air purification function can be realized through the primary and intermediate effect filters, and the return air dehumidification function can be realized through the semiconductor dehumidification board.

When the ventilator is blowing air, the first exhaust valve, the second exhaust valve, and the return air valve are all closed, the fan is started, the first air supply/exhaust valve, the second air supply valve and the third air supply valve are opened, and the indoor Provide air supply to maintain a positive pressure in the room. When the air is supplied, the air is purified through the primary filter and the medium filter, and the relative humidity information of the air is fed back to the control device through the outdoor air quality sensor. When the relative humidity of the outdoor air is greater than the set value, the control device turns on the semiconductor dehumidification panel Dehumidify the air.

When the ventilator exhausts air, the second air supply valve, the third air supply valve and the return air valve are all closed, the fan is started, the first exhaust valve and the second exhaust valve are opened, and the indoor is exhausted to maintain the indoor under negative pressure. pressure state.

When the ventilator performs indoor return air circulation, the first air exhaust valve, the second air exhaust valve, and the first air supply/exhaust valve are all closed, the fan is started, and the return air valve, the second air supply valve and the third air supply valve are opened , to circulate the indoor return air. During the return air cycle, the air is purified by the primary filter and the medium filter, and the relative humidity information of the air is fed back to the control device through the indoor air quality sensor. When the relative humidity of the indoor air is greater than the set value, the control device turns on the semiconductor dehumidification The panels dehumidify the air.

Compared with ordinary ventilators, the utility model has the following advantages:

(1) The ventilator of the present utility model has three selection modes, which respectively provide positive pressure, negative pressure and return air circulation functions for the room, and can adjust the indoor pressure. When the room needs air supply, the ventilator supplies air to the room, Ensure that the indoor air is fresh and maintain a positive pressure in the room. When the room needs to be exhausted, the ventilator can exhaust the room, discharge the air to the outside, and maintain the negative pressure in the room; when the relative humidity of the indoor air makes the room easy to condense, the ventilator can realize the return air circulation Dehumidification treatment to reduce the relative humidity of indoor air.

(2) Using the ventilator of the utility model, when selecting the air supply and return air modes, the indoor and outdoor air quality sensors are used to detect air parameters, and the purification and dehumidification functions are realized through filters and semiconductor dehumidification panels to improve indoor air quality.

(3) The ventilator of the utility model can pass through the fire detector in the adjacent room, and when a fire breaks out in the adjacent room, the air supply volume can be increased to maintain a relatively large positive pressure in the room and prevent smoke from entering.

Description of drawings

Fig. 1 is the structural representation of ventilator of the present utility model;

Fig. 2 is the schematic diagram of the air supply cycle operation of the ventilator of the present invention;

Fig. 3 is a schematic diagram of the exhaust circulation operation of the ventilator of the present invention;

Fig. 4 is a schematic diagram of the return air circulation operation of the ventilator of the present invention.

Explanation of reference signs

1. The first air supply/exhaust valve; 2. The first air supply port; 3. Primary filter; 4. Medium filter;

5. Return air outlet; 6. Return air valve; 7. Semiconductor dehumidification plate; 8. Second air supply port; 9. Second air supply valve;

10. The first air exhaust valve; 11. The third air supply/exhaust channel; 12. Air inlet/exhaust port; 13. Condensate water tray;

14. Condensed water pipe; 15. Condensed water tank; 16. Fan; 17. Air exhaust port; 18. Second exhaust valve;

19. The third air supply valve; 20. Housing; 21. Control device; 22. Outdoor air quality sensor;

23. Indoor air quality sensor; 24. Adjacent room fire detector; 101. Inlet/exhaust left chamber;

102, air supply chamber; 103, air inlet/exhaust upper pipeline; 104, air inlet/exhaust lower pipeline; 105, air inlet/exhaust right chamber.

Detailed ways

A ventilator with purification, dehumidification, and indoor pressure adjustment functions as shown in Figures 1 to 4, includes a housing 20, which is divided into an air inlet/exhaust left chamber 101, an air supply chamber 102 and an air inlet chamber. /Exhaust right chamber 105.

The air inlet/exhaust left chamber 101 has an air inlet/exhaust port 12, the air inlet/exhaust port 12 is provided with a first air supply/exhaust valve 1, and the primary filter is arranged in the air supply chamber 102 from left to right 3. The medium-efficiency filter 4 and the semiconductor dehumidification plate 7, the bottom of the air supply chamber 102 is provided with a condensed water tray 13, the air supply chamber 102 has a return air outlet 5, the return air outlet 5 is provided with a return air valve 6, and the air supply chamber The chamber 102 communicates with the air inlet/exhaust left chamber 101 through the first air outlet 2 .

Air inlet/exhaust right chamber 105 is provided with control device 21, condensed water tank 15, fan 16, air inlet/exhaust upper pipeline 103 and air inlet/exhaust lower pipeline 104, the right side of air inlet/exhaust right chamber 105 There is a third air supply/exhaust channel 11 on the side, and the condensed water pan 13 is connected with the condensed water tank 15 through the condensed water pipe 14. The condensed water tank 15 is provided with a maximum liquid level alarm, and the liquid level in the condensed water tank 15 is higher than the set value. Alarm when the liquid level is fixed, the air inlet of the fan 16 is connected with the middle section of the air inlet/exhaust upper pipeline 103, the air outlet of the fan 16 is connected with the middle section of the air inlet/exhaust lower pipeline 104, and the air inlet/exhaust upper pipe The left end of the road 103 communicates with the air supply chamber 102 through the second air supply port 8, and the left section of the air inlet/exhaust upper pipeline 103 is provided with a second air supply valve 9, and the upper air inlet/exhaust pipeline The right end of 103 communicates with the third air supply/exhaust channel 11, the right section pipeline of the air inlet/exhaust upper pipeline 103 is provided with the first exhaust valve 10, and the left end of the air inlet/exhaust lower pipeline 104 is connected with the air inlet/exhaust pipeline. The exhaust air left chamber 101 is connected through the air outlet, the left section of the air inlet/exhaust pipeline 104 is provided with a second exhaust valve 18, and the right end of the air inlet/exhaust pipeline 104 is connected to the third valve. The air supply/exhaust channel 11 is connected, and the right section of the air inlet/exhaust pipeline 104 is provided with a third air supply valve 19, and the control device 21 is connected to the primary filter 3, the intermediate filter 4, and the semiconductor dehumidification plate. 7. The blower fan 16 and the valves are all connected to control the movement of each component and the opening and closing of the valves.

In the ventilator of the present embodiment, the air inlet/exhaust port 12, the first air supply/exhaust valve 1, the first air supply port 2, the second air supply port 8, the second air supply valve 9, the fan 16, the third air supply The valve 19 and the third air supply/exhaust channel 11 are sequentially connected through air ducts to form an indoor air supply system, which provides indoor positive pressure at this time; the third air supply/exhaust channel 11, the first air exhaust valve 10, the fan 16, the second The exhaust valve 18, the exhaust port 17, the first air supply/exhaust valve 1, and the air inlet/exhaust port 12 are sequentially connected through the air duct to form an indoor exhaust system, which provides indoor negative pressure at this time; the return air port 5, the return air The valve 6, the second air supply port 8, the second air supply valve 9, the fan 16, the third air supply valve 19, and the third air supply/exhaust channel 11 are sequentially connected through air ducts to form an indoor return air circulation system.

The ventilator of this embodiment also has an outdoor air quality sensor 22 installed outdoors, an indoor air quality sensor 23 installed indoors, and an adjacent room fire detector 24 installed in an adjacent room. The control device 21 and the outdoor air quality sensor 22, The indoor air quality sensor 23 and the adjacent room fire detector 24 are all connected to each other. The air quality sensor 22 is used to sense the relative humidity of the outdoor air, and the indoor air quality sensor 23 is used to sense the relative humidity of the indoor air. The device 24 is used for sensing outdoor fire information.

The outdoor air quality sensor 22 feeds back the sensed outdoor relative humidity information to the control device 21. When the outdoor relative humidity is greater than a set value, the control device 21 opens the semiconductor dehumidification plate 7 to dehumidify the air.

The indoor air quality sensor 23 feeds back the sensed indoor relative humidity information to the control device 21. When the indoor relative humidity is greater than a set value, the control device 21 opens the semiconductor dehumidification plate 7 to dehumidify the air.

When the adjacent room fire detector 24 senses an outdoor fire, the information is fed back to the control device 21, and the control device 21 starts the fan 16, closes the first exhaust valve 10, the second exhaust valve 18 and the return air valve 6, and opens the first The air supply/exhaust valve 1, the second air supply valve 9 and the third air supply valve 19 supply air to the room, maintain the room in a positive pressure state, and prevent outdoor smoke from entering the room.

When the ventilator performs the air dehumidification function, the condensed water tray 13 stores condensed water, and the condensed water is transported to the condensed water tank 15 through the condensed water pipe 14, and the condensed water tank 15 is provided with a maximum liquid level alarm to prompt manual removal and emptying, and after reinstalling the condensed water tank 15 , continue the air dehumidification treatment.

The operating principle and working process of the utility model ventilator are as follows:

When blowing air, the flow direction of the air supply air flow of the ventilator is shown in Figure 2, the first air exhaust valve 10, the second air exhaust valve 18, and the return air valve 6 are all closed, and the air is connected from the outside through the air pipe to enter/exhaust The tuyere 12 enters the ventilator, and under the action of the fan 16, the first air supply/exhaust valve 1, the second air supply valve 9 and the third air supply valve 19 pass through the air duct to the third air supply/exhaust channel 11, and finally into the room, thereby maintaining a positive pressure in the room. During this process, the primary effect filter 3, the medium effect filter 4, and the semiconductor dehumidification plate 7 realize the purification and dehumidification function. In addition, when a fire breaks out in the adjacent room, increase the air volume of the fan to maintain a large positive pressure in the room.

When exhausting, the exhaust air flow direction of the ventilator is shown in Figure 3, the second air supply valve 9, the third air supply valve 19 and the return air valve 6 are all closed, and the air enters through the third air supply/exhaust channel 11 The air duct, under the action of the fan 16, passes through the air duct to the air inlet/exhaust port 12 from the first exhaust valve 10, the second exhaust valve 18 and the first air supply/exhaust valve 12, and finally is discharged outside through the air duct. Thereby maintaining negative pressure in the room.

During the indoor return air circulation, the air flow direction of the indoor return air circulation of the ventilator is shown in Figure 4. The first exhaust valve 10, the second exhaust valve 18, and the first air supply/exhaust valve 1 are all closed, and the air passes through The air return port 5 enters the ventilator, and under the action of the fan 16, the return air valve 6, the second air supply valve 9 and the third air supply valve 19 pass through the air duct to the third air supply/exhaust channel 11 to complete the indoor return air circulation , in this process, the primary effect filter 3, the medium effect filter 4, and the semiconductor dehumidification plate 7 realize the purification and dehumidification function.

The above-mentioned embodiments of the utility model are not limiting the protection scope of the utility model, and the implementation manner of the utility model is not limited thereto. On the premise of not departing from the above-mentioned basic technical idea of the present utility model, other modifications, replacements or changes made to the above-mentioned structure of the present utility model in various forms shall fall within the protection scope of the present utility model.

Claims (5)

1. a kind of have purification, dehumidifying, the ventilator of room pressure regulatory function, including housing (20), it is characterised in that：It is described Housing (20) is separated into/air draft left chamber (101), air-supply chamber (102) and into/air draft right chamber (105), left into/air draft Chamber (101) has into/exhaust outlet (12), is provided with first into/exhaust outlet (12) and send/valve for air exhaust (1), chamber of blowing (102) primary filter (3), medium effeciency filter (4) and semi-conductor dehumidifying plate (7), wind pushing cavity are disposed with from left to right in The bottom of room (102) is provided with condensation water pond (13), and air-supply chamber (102) has return air inlet (5), and return air inlet (5) is provided with back Air valve (6), air-supply chamber (102) are connected between/air draft left chamber (101) by the first air outlet (2), into/arrange Be provided with wind right chamber (105) control device (21), condensation water tank (15), wind turbine (16), into/air draft upper pipeline (103) and Into/air draft lower pipeline (104), have the 3rd to send/air exhaust passage (11) into the right side of/air draft right chamber (105), condense water pond (13) be connected between condensation water tank (15) by condensate pipe (14), the air inlet of wind turbine (16) with into/air draft upper pipeline (103) stage casing is connected, and the air outlet of wind turbine (16) is connected with the stage casing into/air draft lower pipeline (104), into/air draft on It is connected between the left end of pipeline (103) and air-supply chamber (102) by the second air outlet (8), into/air draft upper pipeline (103) Left section of pipeline be provided with the second air-supply valve (9), the right end and the 3rd into/air draft upper pipeline (103) send/air exhaust passage (11) It is connected, the right section of pipeline into/air draft upper pipeline (103) is provided with the first valve for air exhaust (10), into/air draft lower pipeline (104) Left end be connected between/air draft left chamber (101) by exhaust outlet, the left section of pipeline into/air draft lower pipeline (104) is set Be equipped with the second valve for air exhaust (18), into/air draft lower pipeline (104) right end give with the 3rd/air exhaust passage (11) is connected, into/ Right section of pipeline of air draft lower pipeline (104) is provided with the 3rd air-supply valve (19), the control device (21) and primary filter (3), medium effeciency filter (4), semi-conductor dehumidifying plate (7), wind turbine (16) and each valve are connected, and control the action of each component And the opening and closing of valve.

2. according to claim 1 have purification, dehumidifying, the ventilator of room pressure regulatory function, it is characterised in that：Institute Stating ventilator also has Outdoor Air Quality sensor (22) installed outdoors, for sensing the relative air humidity of outdoor.

3. according to claim 1 have purification, dehumidifying, the ventilator of room pressure regulatory function, it is characterised in that：Institute Ventilator is stated also with indoor indoor air quality sensor (23) is installed on, for sensing indoor relative air humidity.

4. according to claim 1 have purification, dehumidifying, the ventilator of room pressure regulatory function, it is characterised in that：Institute Stating ventilator also has the adjacent room's fire detector (24) for being installed on adjacent room, for perceiving the fire information of outdoor.

5. according to claim 1 have purification, dehumidifying, the ventilator of room pressure regulatory function, it is characterised in that：Institute State condensation water tank (15) and be provided with highest liquid level alarm, the liquid level in condensation water tank (15) is higher than setting liquid level alarm.