CN107525198A - One kind is without pipeline aeration device and VMC - Google Patents

Abstract

The invention provides a ductless fresh air device and a fresh air system, belonging to the technical field of air purification. The ductless fresh air device includes a housing and a filter device. A mixing chamber, a filtering channel and an air outlet chamber are formed inside the housing. The housing is provided with a first inner air inlet, an outer air inlet and an inner air outlet. The first inner air inlet and The outer air inlets are all connected with the mixing chamber, the mixing chamber is connected with the air outlet chamber through the filter channel, and the inner air outlet is connected with the air outlet chamber. The filtering device is arranged in the filtering channel. This ductless fresh air device has a mixing chamber in which indoor air and outdoor air can be directly contacted and mixed, thereby improving the heat exchange efficiency between indoor air and outdoor air.

Description

A kind of ductless fresh air device and fresh air system

technical field

The invention relates to the technical field of air purification, in particular to a ductless fresh air device and a fresh air system.

Background technique

The ductless fresh air device is a device that provides air indoors. The ductless fresh air device can introduce the outdoor air into the room after filtering, so that the room can get fresh air. Generally, due to the temperature difference between indoor and outdoor, the outdoor air needs to exchange heat with the indoor air before being filtered. In the prior art, a heat exchanger is installed in the ductless fresh air device to make the outdoor air and the indoor air For heat exchange, on the one hand, the ductless fresh air device of this structure will occupy a large space for the heat exchanger, and on the other hand, there is a problem of low heat exchange efficiency.

Contents of the invention

The purpose of the present invention is to provide a ductless fresh air device to improve the problem of low heat exchange efficiency between indoor air and outdoor air in the prior art.

The purpose of the present invention is to provide a fresh air system to improve the problem of low heat exchange efficiency between indoor air and outdoor air in the prior art.

The present invention is achieved like this:

Based on the first purpose above, the present invention provides a ductless fresh air device, comprising:

The shell, the inside of the shell forms a mixing chamber, a filter channel and an air outlet chamber, and the shell is provided with a first inner air inlet, an outer air inlet and an inner air outlet, and both the first inner air inlet and the outer air inlet communicate with the mixing chamber , the mixing chamber communicates with the air outlet chamber through the filter channel, and the inner air outlet communicates with the air outlet chamber;

The filtering device is arranged in the filtering channel.

Further, the filter device includes a first filter layer, a suction device and a second filter layer;

The filter passage includes a first filter chamber, a suction chamber and a second filter chamber, the first filter chamber communicates with the second filter chamber through the suction chamber, the first filter chamber communicates with the mixing chamber, and the second filter chamber communicates with the air outlet chamber ;

The first filter layer is arranged in the first filter chamber, the air suction device is arranged in the air suction chamber, and the second filter layer is arranged in the second filter chamber.

Further, the filter channel also includes a third filter chamber, and the second filter chamber communicates with the air outlet chamber through the third filter chamber;

The filter device also includes a third filter layer, and the third filter layer is arranged in the third filter chamber.

Further, the filter channel also includes an adsorption chamber, and the second filter chamber communicates with the third filter chamber through the adsorption chamber;

The filter device also includes an adsorption layer, and the adsorption layer is arranged in the adsorption chamber.

Further, the filter channel also includes a sterilization chamber, and the adsorption chamber communicates with the third filter chamber through the sterilization chamber;

The filtering device also includes a sterilizing device, and the sterilizing device is arranged in the sterilizing chamber.

Further, the filtering channel also includes a heating chamber, and the third filtering chamber communicates with the air outlet chamber through the heating chamber;

The filtering device also includes a heating device, which is arranged in the heating chamber.

Furthermore, an exhaust chamber is formed inside the housing, and a second inner air inlet and an air exhaust port are provided on the housing, and both the second inner air inlet and the air exhaust port communicate with the exhaust chamber.

Further, a first partition is arranged inside the casing, and the exhaust chamber and the mixing chamber are separated by the first partition.

Further, the first inner air inlet and the second inner air inlet are arranged on the same side of the casing, and the second inner air inlet is close to the first inner air inlet.

Based on the second objective above, the present invention provides a fresh air system, comprising the above-mentioned ductless fresh air device.

The beneficial effects of the present invention are:

The invention provides a ductless fresh air device. A mixing chamber is arranged inside the casing. The indoor air enters the mixing chamber from the first inner air inlet, and the outdoor air enters the mixing chamber from the outer air inlet. The outdoor air is mixed with the indoor air. The air is mixed in the mixing chamber, thereby exchanging heat. The mixed gas is filtered through the filter device, and the filtered air is finally discharged into the room through the inner air outlet. This ductless fresh air device has a mixing chamber in which indoor air and outdoor air can be directly contacted and mixed, thereby improving the heat exchange efficiency between indoor air and outdoor air. The ductless fresh air device has a simple structure, its internal space can be fully utilized by the filter device, and has a good filtering effect. In actual use, a ductless fresh air device can be installed separately in a room, and there is no need to arrange air outlet ducts in the room.

The present invention provides a fresh air system, comprising the above-mentioned ductless fresh air device, which has all the advantages of the above-mentioned ductless fresh air device.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

FIG. 1 is a schematic structural view of a ductless fresh air device provided in Embodiment 1 of the present invention;

Fig. 2 is a structural schematic diagram of the housing shown in Fig. 1;

3 is a schematic structural view of the ductless fresh air device provided by Embodiment 2 of the present invention;

Fig. 4 is a structural schematic diagram of the housing shown in Fig. 3;

5 is a schematic structural view of a ductless fresh air device provided in Embodiment 3 of the present invention;

FIG. 6 is a schematic structural diagram of the housing shown in FIG. 5 .

Icon: 100-ductless fresh air device; 10-housing; 11-exhaust chamber; 12-mixing chamber; 13-filter channel; 131-first filter chamber; 132-suction chamber; 133-second filter chamber; 134-adsorption chamber; 135-sterilizing chamber; 136-third filter chamber; 137-heating chamber; 15-outlet chamber; 16-first inner air inlet; 17-outer air inlet; 20-air exhaust port; 21-the first partition; 22-the second partition; 221-the first vent; 23-the third partition; 231-the second vent; 24-the first Four partitions; 241-the third vent; 25-the fifth partition; 251-the fourth vent; 26-the sixth partition; 261-the fifth vent; 27-the seventh partition; 271-the sixth Vent; 28-eighth partition; 281-seventh vent; 29-ninth partition; 291-eighth vent; 30-filter device; 31-first filter layer; 32-suction device; 33 - second filter layer; 34 - third filter layer; 35 - adsorption layer; 36 - sterilization device; 37 - heating device.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the invention is used, or the orientation or positional relationship of this invention. The orientation or positional relationship commonly understood by those skilled in the art, or the orientation or positional relationship that is usually placed when the product of the invention is used, is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must be Having a particular orientation, being constructed and operating in a particular orientation, and therefore not to be construed as limiting the invention. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should also be noted that unless otherwise specified and limited, the terms "setting", "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a It is a detachable connection or an integral connection; it can be directly connected or indirectly connected through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Example 1

As shown in FIG. 1 , the present embodiment provides a ductless fresh air device 100 comprising a housing 10 and a filtering device 30 , and the filtering device 30 is arranged in the housing 10 .

Wherein, as shown in FIG. 2 , the housing 10 is a rectangular parallelepiped as a whole, and an exhaust chamber 11 , a mixing chamber 12 , a filtering channel 13 and an air outlet chamber 15 are formed inside the housing 10 . A first partition 21 is provided between the exhaust chamber 11 and the mixing chamber 12 , and the first partition 21 separates the exhaust chamber 11 and the mixing chamber 12 . A second partition 22 is provided between the filter channel 13 and the mixing chamber 12 , and a first vent 221 is provided on the second partition 22 , and the filter channel 13 communicates with the mixing chamber 12 through the first vent 221 . A third partition 23 is provided between the filter passage 13 and the outlet chamber 15 , and a second vent 231 is provided on the third partition 23 , and the filter passage 13 communicates with the outlet chamber 15 through the second vent 231 . The housing 10 is provided with a first inner air inlet 16, an outer air inlet 17, an inner air outlet 18, a second inner air inlet 19 and an air exhaust port 20, the first inner air inlet 16 and the outer air inlet 17 are connected to the mixing chamber 12 communicates, the inner air outlet 18 communicates with the air outlet chamber 15, and the second inner air inlet 19 and the exhaust outlet 20 communicate with the exhaust chamber 11. The second inner air inlet 19 and the first inner air inlet 16 are disposed on the same side wall of the casing 10 , and the second inner air inlet 19 is close to the first inner air inlet 16 . In this embodiment, the first inner air inlet 16 is composed of a plurality of circular small holes opened on the casing 10 , and the second inner air inlet 19 is composed of a plurality of triangular small holes opened on the casing 10 .

In this embodiment, the filter channel 13 includes a first filter chamber 131 , a suction chamber 132 and a second filter chamber 133 . The first filter chamber 131 communicates with the mixing chamber 12 through the first vent 221, a fourth partition 24 is arranged between the first filter chamber 131 and the suction chamber, the fourth partition 24 is provided with a third vent 241, and the fourth partition 24 is provided with a third vent 241. A filter chamber 131 communicates with the suction chamber 132 through the third vent 241 . The fifth partition 25 is arranged between the suction chamber 132 and the second filter chamber 133, the fifth partition 25 is provided with a fourth vent 251, and the suction chamber 132 communicates with the second filter chamber 133 through the fourth vent 251 , the second filter chamber 133 communicates with the air outlet chamber 15 through the second vent 231 .

As shown in FIG. 1 , in this embodiment, the filter device 30 includes a first filter layer 31 , a suction device 32 and a second filter layer 33 . The first filter layer 31 is a primary filter, the second filter layer 33 is a medium filter, and the filter holes of the medium filter are smaller than the primary filter. The air suction device 32 is a cross-flow fan. The first filter layer 31 is disposed in the first filter chamber 131 , the suction device 32 is disposed in the suction chamber 132 , and the second filter layer 33 is disposed in the second filter chamber 133 .

During use, the housing 10 is installed indoors, the first inner air inlet 16, the second inner air inlet 19 and the inner air outlet 18 are all communicated with the indoor, and the outer air inlet 17 and the exhaust outlet 20 are communicated with the outdoor. When the suction device 32 was working, the indoor air entered the mixing chamber 12 from the first inner air inlet 16, and the outdoor air entered the mixing chamber 12 from the outer air inlet 17, and the outdoor air and the indoor air were mixed in the mixing chamber 12. internal mixing for heat exchange. The mixed mixed gas is filtered through the first filter layer 31 and the second filter layer 33 in sequence, and the filtered air enters the air outlet chamber 15, and finally is discharged into the room from the inner air outlet 18, thereby providing a source of air for the room. Constant fresh air. The ductless fresh air device 100 has a mixing chamber 12 in which indoor air and outdoor air can directly contact and mix, thereby improving the heat exchange efficiency between indoor air and outdoor air. The gas filtered by the filter device 30 is a mixture of outdoor air and indoor air, that is to say, the indoor air and outdoor air are always filtered and purified by the filter device 30, thereby effectively improving the indoor air quality and enhancing Mobility of indoor air. The ductless fresh air device 100 is not provided with a heat exchanger, and the space inside the casing 10 can be fully utilized by the filter device 30, thereby enhancing its filtering and purification capability.

The ductless fresh air device 100 provided in this embodiment is simple in structure and small in size. In actual use, a ductless fresh air device 100 can be installed separately in a room, and the inner air outlet 18 of the ductless fresh air device 100 can directly flow into the room. Fresh air is provided in the room, and there is no need to arrange air outlet ducts in the room.

In this embodiment, the casing 10 is provided with a second inner air inlet 19 and an air outlet 20, and while the inner air outlet 18 supplies air to the room, the air in the room can enter the exhaust air through the second inner air inlet 19. room 11, and finally exhausted to the outside through the air outlet 20, so as to balance the pressure inside and outside the room and enhance the fluidity of the indoor air.

In addition, in this embodiment, when the suction device 32 is working, the air in the room will flow toward the first inner air inlet 16, so that the air flow speed near the first inner air inlet 16 is accelerated, thereby generating negative pressure. Because the second inner air inlet 19 and the first inner air inlet 16 are located on the same side of the housing 10, and the second inner air inlet 19 is close to the first inner air inlet 16, the flow of air near the second inner air inlet 19 The speed is fast, so as to ensure that the indoor air can quickly flow into the exhaust chamber 11 from the second air inlet, and finally be discharged to the outside quickly through the air outlet 20 .

In this embodiment, there are two layers of filter layers in the filter device 30, namely the first filter layer 31 and the second filter layer 33, the first filter layer 31 can filter the mixed gas of indoor air and outdoor air for the first time, and the second filter layer The layer 33 can perform secondary filtration on the mixed gas, has a good filtering effect, and ensures the quality of the filtered air.

Example 2

As shown in FIG. 3 , this embodiment provides a ductless fresh air device 100 . The difference from the above embodiments is that the filter device 30 also includes a third filter layer 34 , an adsorption layer 35 and a sterilizing device 36 . The third filter layer 34 is a high-efficiency filter, and the filter hole of the high-efficiency filter is smaller than the filter hole of the medium-efficiency filter;

As shown in FIG. 4 , the filter channel 13 also includes a third filter chamber 136 , an adsorption chamber 134 and a sterilization chamber 135 . A sixth partition 26 , a seventh partition 27 and an eighth partition 28 are disposed between the third partition 23 and the fifth partition 25 . The sixth partition 26 is provided with a fifth vent 261, the second filter chamber 133 communicates with the adsorption chamber 134 through the fifth vent 261; the seventh partition 27 is provided with a sixth vent 271, and the adsorption chamber 134 communicates with the sterilization chamber 134. The chamber 135 communicates through the sixth vent 271; the seventh vent 281 is provided on the eighth partition 28, the sterilization chamber 135 communicates with the third filter chamber 136 through the seventh vent 281, and the third filter chamber 136 communicates with the outlet chamber 15 communicates through the second vent 231.

As shown in FIG. 3 , the third filter layer 34 is disposed in the third filter chamber 136 , the adsorption layer 35 is filled in the adsorption chamber 134 , and the sterilization device 36 is disposed in the sterilization chamber 135 .

In this embodiment, the first filter layer 31 can perform primary filtration on the mixed gas after indoor air and outdoor air; the second filter layer 33 can perform second filtering on the mixed gas; the adsorption layer 35 can filter the mixed gas Impurities and harmful gases are adsorbed; the sterilizing device 36 can sterilize and disinfect the mixed gas; the third filter layer 34 can filter the mixed gas for the third time. Thereby further improving the effect of filtering and purifying the air and improving the air quality.

The rest of the structure of this embodiment is the same as that of Embodiment 1, and will not be repeated here.

Example 3

As shown in FIG. 5 , this embodiment provides a ductless fresh air device 100 . The difference from Embodiment 2 is that the filtering device 30 also includes a heating chamber 137 . In this embodiment, the heating device 37 is an electric auxiliary heater.

As shown in FIG. 6 , the filter channel 13 also includes a heating chamber 137 . The ninth partition 29 is arranged between the eighth partition 28 and the third partition 23, the eighth vent 291 on the ninth partition 29, the third filter chamber 136 communicates with the heating chamber 137 through the eighth vent 291, heating The chamber 137 communicates with the air outlet chamber 15 through the second vent 231 .

As shown in FIG. 5 , the heating device 37 is disposed in the heating chamber 137 .

During use, if the air needs to be heated, the heating device 37 can be operated, and the heating device 37 can heat the air filtered by the third filter layer 34, and the heated air is discharged into the room through the inner air outlet 18, thereby achieving The effect of increasing the indoor temperature.

The rest of the structure of this embodiment is the same as that of Embodiment 2, and will not be repeated here.

Example 4

This embodiment provides a fresh air system, including an exhaust pipe and the ductless fresh air device 100 in any of the above embodiments.

There are two exhaust pipes, one is externally connected to the external air inlet 17, and the other externally connected to the external air inlet 20.

During installation, the ductless fresh air device 100 is installed indoors, and both exhaust pipes extend to the outside.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. one kind is without pipeline aeration device, it is characterised in that including：

Housing, the enclosure interior form mixing chamber, filtration channel and go out air compartment, the housing be provided with air inlet in first, External air inlet port and interior air outlet, air inlet and the external air inlet port connect with the mixing chamber in described first, the mixing Room with it is described go out air compartment connected by the filtration channel, the interior air outlet with it is described go out air compartment connect；

Filter, the filter is in the filtration channel.

2. no pipeline aeration device according to claim 1, it is characterised in that the filter includes the first filtering Layer, air intake device and the second filter layer；

The filtration channel includes the first filter chamber, wind sucting chamber and the second filter chamber, first filter chamber and second mistake Filter chamber is connected by the wind sucting chamber, and first filter chamber connects with the mixing chamber, second filter chamber with it is described go out Air compartment connects；

First filter layer is in first filter chamber, and the air intake device is in the wind sucting chamber, and described second Filter layer is in second filter chamber.

3. no pipeline aeration device according to claim 2, it is characterised in that the filtration channel also includes the 3rd filtering Room, second filter chamber by the 3rd filter chamber with it is described go out air compartment connect；

The filter also includes the 3rd filter layer, and the 3rd filter layer is in the 3rd filter chamber.

4. no pipeline aeration device according to claim 3, it is characterised in that the filtration channel also includes adsorption chamber, Second filter chamber is connected with the 3rd filter chamber by the adsorption chamber；

The filter also includes adsorption layer, and the adsorption layer is in the adsorption chamber.

5. no pipeline aeration device according to claim 4, it is characterised in that the filtration channel also includes sterilizing chamber, The adsorption chamber is connected with the 3rd filter chamber by the sterilizing chamber；

The filter also includes sterilizing unit, and the sterilizing unit is in the sterilizing chamber.

6. according to claim any one of 3-5 without pipeline aeration device, it is characterised in that the filtration channel also includes Heating chamber, the 3rd filter chamber with it is described go out air compartment connected by the heating chamber；

The filter also includes heater, and the heater is in the heating chamber.

7. no pipeline aeration device according to claim 1, it is characterised in that the enclosure interior forms exhaust air box, institute Housing is stated provided with air inlet and exhaust outlet in second, air inlet and exhaust outlet connect with the exhaust air box in described second.

8. no pipeline aeration device according to claim 7, it is characterised in that be provided with first partition, institute in the housing Exhaust air box is stated to separate by the first partition with the mixing chamber.

9. no pipeline aeration device according to claim 8, it is characterised in that air inlet and described second in described first Interior air inlet is located at the same side of the housing, and air inlet is close to air inlet in described first in described second.

A kind of 10. VMC, it is characterised in that including described in claim any one of 1-9 without pipeline aeration device.