CN216844915U - Total heat exchanger - Google Patents
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- CN216844915U CN216844915U CN202123373954.1U CN202123373954U CN216844915U CN 216844915 U CN216844915 U CN 216844915U CN 202123373954 U CN202123373954 U CN 202123373954U CN 216844915 U CN216844915 U CN 216844915U
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Abstract
The utility model discloses a total heat exchanger, which comprises a box body, install the new trend fan in the installation inner chamber of box, the fan of airing exhaust, heat transfer core and filtering component, the installation inner chamber includes outdoor air inlet region, outdoor air outlet region, indoor air supply region and indoor return air region, in outdoor air inlet region, along the direction of circulation of air current, first primary filter screen and first high-efficient filter screen have set gradually, in indoor return air region, along the direction of circulation of air current, second primary filter screen and second high-efficient filter screen have set gradually, still be provided with the anion module in indoor supply-air outlet inboard, still be provided with the active carbon filter screen in the outdoor air inlet region, can help killing the bacterium that carries in the new trend that gets into indoor, dispel the function of peculiar smell in addition, improve air quality; the indoor return air area is provided with a formaldehyde removing filter screen, and in the internal circulation process, indoor airflow is conveyed back to the room after being filtered by the formaldehyde removing filter screen, so that formaldehyde is removed strongly, and the comfort and health of a user are ensured.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, specifically speaking relates to a total heat exchanger.
Background
In recent years, air pollution is increasingly serious, and air quality problems such as sand dust, haze and the like are frequent. These particulate contaminants are not only present in large quantities outdoors, but also can enter the indoor environment where people live through doors and windows or other ways. In addition, a large amount of carcinogenic substances such as formaldehyde, benzene, toluene and the like exist in indoor furniture/decoration materials and the like, and the health of human beings is seriously threatened.
In order to improve the indoor air quality, generally, the air purifier is directly installed indoors, the purification efficiency is improved through air circulation filtration in a closed space of the air purifier, the air purifier only filters and purifies the air quality, the air temperature adjusting effect is not achieved, and the air purifier and an air conditioner are installed indoors simultaneously in a simple mode, so that the defects of large indoor space occupation, high initial investment, incapability of automatic cooperative operation and the like are caused.
In the prior art, fresh air products with an air purification function are also provided, the fresh air products mainly emphasize the treatment of air at the fresh air side, and the filtering effect at the return air side is poor; and aiming at special use cases such as internal circulation, the targeted filtering function is lacked.
Disclosure of Invention
An object of the utility model is to provide a total heat exchanger to solve the new trend product purification function insufficiency of the current air purification function who exists among the prior art, the not good scheduling problem of return air side filter effect.
An enthalpy exchanger, comprising:
the air conditioner comprises a box body, a fan blade, a motor and a motor, wherein an installation inner cavity is formed in the installation cavity comprises an outdoor air inlet, an outdoor air outlet, an indoor air supply outlet and an indoor air return air inlet and an indoor return air inlet, and an outdoor air return air inlet, an outdoor air inlet, an indoor return air inlet, and an outdoor air outlet, and indoor return air inlet, and an outdoor air outlet, wherein the outdoor air outlet is formed on the shell of the outer shell of the outdoor air outlet of the outdoor air inlet of the box is communicated with the outdoor air outlet of the outdoor air of;
the fresh air fan is arranged in the indoor air supply area and is used for driving airflow to be conveyed into a room from the indoor air supply outlet;
the air exhaust fan is arranged in the outdoor air exhaust area and is used for driving air flow to be conveyed to the outdoor from the outdoor air outlet;
the heat exchange core body is arranged between the outdoor air inlet area and the indoor air return area, and a fresh air channel and an exhaust air channel are formed in the heat exchange core body and used for carrying out heat exchange on passing air flow;
in the outdoor air inlet district, along the circulation direction of air current, set gradually first just imitate filter screen and first high-efficient filter screen in the indoor return air district, along the circulation direction of air current, it just imitates filter screen and the high-efficient filter screen of second to set gradually the second.
In some embodiments of the present application, the first primary filter and the second primary filter are used for filtering particulate dust and suspended matter with a particle size of more than 1 μm; the first high-efficiency filter screen and the second high-efficiency filter screen are used for filtering particle dust and suspended matters with the particle size not larger than 1 mu m.
In some embodiments of the present application, the indoor air supply outlet is further provided with an anion module inside for sterilizing the air flow supplied into the room.
In some embodiments of the present application, an activated carbon screen is further disposed between the second primary filter screen and the second high efficiency filter screen.
In some embodiments of the present application, a first partition is disposed in the indoor air return area to partition the indoor air return area into an indoor air return section and an indoor air supply transition section, and a second partition is disposed in the outdoor air supply area to partition the outdoor air supply area into an outdoor air inlet section and an outdoor air exhaust transition section, wherein the indoor air supply transition section and the outdoor air inlet section are respectively communicated with two ends of the fresh air channel, and the indoor air return section and the outdoor air exhaust transition section are respectively communicated with two ends of the air exhaust channel;
first just imitate the filter screen and first high-efficient filter screen is located in the outdoor air inlet section, the second just imitates the filter screen the active carbon filter screen and the high-efficient filter screen of second sets up in the indoor return air section.
In some embodiments of the present application, an internal circulation air valve is disposed on the first partition board, and is used for controlling on and off of the indoor air return section and the indoor air supply transition section.
In some embodiments of this application, be provided with in the indoor air supply changeover portion and remove the formaldehyde filter screen, after the internal recycle blower valve was opened, the air current was followed indoor return air section process remove the formaldehyde filter screen and carry the indoor air supply changeover portion.
In some embodiments of the present application, the outdoor air inlet section is communicated with the outdoor air inlet, and a bypass member is disposed at a connection between the outdoor air inlet section and the outdoor air inlet region, and is used for controlling on/off of the outdoor air inlet region and the outdoor air inlet section.
In some embodiments of the present application, a first heat exchange air valve is disposed between the indoor air supply region and the indoor air supply transition section, and a second heat exchange air valve is also disposed between the outdoor air exhaust transition section and the outdoor air exhaust region.
In some embodiments of the present application, the outdoor air inlet and the outdoor air outlet are both provided with a switch valve for controlling the opening and closing of the outdoor air inlet and the outdoor air outlet.
Compared with the prior art, the utility model discloses an advantage is with positive effect:
the total heat exchanger has a heat exchange mode, a bypass mode and an internal circulation mode, and the sides of the outdoor air inlet area and the indoor air return area are provided with the primary filter screen and the high-efficiency filter screen, so that the air flow can be filtered in multiple ways in both a fresh air input process and a dirty air discharge process, and the cleanness degree of fresh air and return air introduced outdoors is ensured;
the negative ion module is arranged on the inner side of the indoor air supply outlet, and the activated carbon filter screen is arranged in the outdoor air inlet area, so that bacteria remained in fresh air entering the room can be killed, the function of removing peculiar smell is achieved, and the air quality is improved; the indoor return air area is provided with a formaldehyde removing filter screen, and in the internal circulation process, indoor airflow is conveyed back to the room after being filtered by the formaldehyde removing filter screen, so that formaldehyde is removed strongly, and the comfort and health of a user are ensured.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a total heat exchanger according to the present invention;
fig. 2 is a top view of an embodiment of the total heat exchanger proposed by the present invention;
fig. 3 is a front view of an embodiment of the total heat exchanger proposed by the present invention;
FIG. 4 is a schematic view of the bypass construction;
FIG. 5 is a schematic top view of the bypass;
FIG. 6 is one of the schematic flow diagrams of the heat exchange pattern of the gas stream;
FIG. 7 is a second schematic view of the flow of the gas stream in the heat exchange mode;
FIG. 8 is a third schematic flow diagram of the heat exchange pattern of the gas stream;
FIG. 9 is a schematic illustration of bypass mode airflow;
FIG. 10 is a schematic view of an internal circulation mode gas flow;
in the figure, the position of the upper end of the main shaft,
10. a box body;
110. an outdoor air intake area;
111. an outdoor air inlet section;
112. an outdoor air exhaust transition section;
120. an outdoor exhaust area;
130. an indoor air supply area;
140. an indoor return air zone;
141. an indoor air return section;
142. an indoor air supply transition section;
143. an internal circulation air valve;
11. an outdoor air inlet;
12. an outdoor air outlet;
13. an indoor air supply outlet;
14. an indoor return air inlet;
20. a fresh air fan;
30. an exhaust fan;
40. a heat exchange core body;
51. a first separator;
52. a second separator;
61. a first primary filter screen;
62. a first high efficiency screen;
63. a second primary filter screen;
64. a second high-efficiency filter screen;
65. an activated carbon filter screen;
66. a filter screen for removing formaldehyde;
67. an anion module;
70. a bypass;
71. a first connection face;
711. a bypass air inlet;
72. a second connection face;
721. a bypass air outlet;
73. connecting the cambered surface;
74. a bypass valve.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically coupled, may be directly coupled, or may be indirectly coupled through an intermediary. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.
As shown in fig. 1 to 3, the present application provides a total heat exchanger, which includes a box 10, and working components such as a fresh air blower 20, an exhaust air blower 30, a heat exchange core 40, and a filtering device, which are disposed in an installation cavity of the box 10.
The installation cavity of the box 10 is divided into an outdoor air intake area 110, an outdoor air exhaust area 120, an indoor air supply area 130 and an indoor air return area 140, and an outdoor air intake 11, an outdoor air outlet 12, an indoor air supply outlet 13 and an indoor air return opening 14 are formed on the outer shell of the box 10.
The outdoor air inlet 11 is communicated with the outdoor air inlet area 110, the outdoor air outlet 12 is communicated with the outdoor air outlet area 120, the indoor air supply outlet 13 is communicated with the indoor air supply area 130, and the indoor air return inlet 14 is communicated with the indoor air return area 140;
the fresh air fan 20 is arranged in the indoor air supply area 130, and the fresh air fan 20 is started and used for driving air flow to be conveyed into the room from the indoor air supply outlet 13; the exhaust fan 30 is disposed in the outdoor exhaust area 120 for driving the air flow to be delivered to the outdoor from the outdoor exhaust outlet 12.
The heat exchange core body 40 is arranged between the outdoor air inlet area 110 and the indoor air return area 140, and a fresh air channel and an exhaust channel are formed in the heat exchange core body 40 and used for carrying out heat exchange on fresh air and dirty air flow passing through, so that the energy utilization rate is improved.
In the outdoor air intake zone 110, a first primary filter 61 and a first high efficiency filter 62 are sequentially disposed along the flow direction of the air flow, and in the indoor return air zone 140, a second primary filter 63 and a second high efficiency filter 64 are sequentially disposed along the flow direction of the air flow.
Wherein, the first primary filter screen 61 and the second primary filter screen 63 are used for filtering particle dust and suspended matters with the particle size larger than 1 μm; the first high-efficiency screen 62 and the second high-efficiency screen 64 are used for filtering particle dust and suspended matters with the particle size not larger than 1 mu m.
The side of the indoor air supply port 130 is also provided with an anion module 67 which is used for sterilizing the air flow sent into the room, thereby being beneficial to reducing indoor bacteria.
Still be provided with active carbon filter 65 between first effect filter screen 63 of second and the high-efficient filter screen 64, active carbon filter 65 can adsorb the peculiar smell, has the effect of dispelling the peculiar smell, air-purifying.
In order to realize the switching of different air supply modes, the outdoor air inlet 11 and the outdoor air outlet 12 are both provided with a switch valve for controlling the opening and closing of the outdoor air inlet 11 and the outdoor air outlet 12.
In some embodiments of the present application, the indoor air return area 140 and the indoor air supply area 130 are separated by a partition, and in addition, as shown in fig. 3, a first partition 51 is disposed in the indoor air return area 140 to separate the indoor air return area 140 into an indoor air return section 141 and an indoor air supply transition section 142, wherein the indoor air return section 141 is located above the indoor air supply transition section 142.
The indoor air return section 141 is communicated with the indoor air return opening 14, and the air flow input by the indoor air return opening 14 enters the heat exchange core body 40 through the indoor air return section 141.
The outdoor air inlet area 110 is provided with a second partition plate 52 for dividing the outdoor air inlet area 110 into an outdoor air inlet section 111 at an upper layer and an outdoor air outlet transition section 112 at a lower layer, and the outdoor air inlet 11 is connected with the outdoor air inlet section 111.
The indoor air supply transition section 142 and the outdoor air inlet section 111 are communicated with two ends of a fresh air channel of the heat exchange core 40, and the indoor air return section 141 and the outdoor air exhaust transition section 112 are communicated with two ends of an air exhaust channel of the heat exchange core 40.
Outdoor fresh air enters the outdoor air inlet section 111 and is conveyed into the indoor air supply transition section 142 through the heat exchange core body 40.
The first primary filter screen 61 and the first high-efficiency filter screen 62 are located in the outdoor air intake section 111, and the second primary filter screen 63, the activated carbon filter screen 65 and the second high-efficiency filter screen 64 are arranged in the indoor air return section 141.
A first heat exchange air valve (not shown) is arranged between the indoor air supply transition section 130 and the indoor air supply transition section 142, and a second heat exchange air valve (not shown) is arranged between the outdoor air exhaust transition section 112 and the outdoor air exhaust section 120, and is respectively used for controlling the on-off of the indoor air supply transition section 130 and the indoor air supply transition section 142, and the outdoor air exhaust transition section 112 and the outdoor air exhaust section 120.
The first partition 51 is provided with an internal circulation air valve 143 for connecting and disconnecting the indoor return air section 141 and the indoor air supply transition section 142.
And a formaldehyde removing filter screen 66 is also arranged in the indoor air supply transition section 142, and after the internal circulation air valve is opened, airflow is conveyed to the indoor air supply transition section from the indoor air return section through the formaldehyde removing filter screen 66.
The bypass 70 is disposed in the outdoor air exhaust area 120 for directly connecting and disconnecting the outdoor air intake section 111 and the indoor air supply area 130, and when the bypass 70 is opened, the outdoor air intake section 111 may be directly connected to the indoor air supply area 130 without passing through the heat exchange core 40.
As shown in fig. 4 and 5, a bypass air inlet 711 communicated with the outdoor air inlet area 110, a bypass air outlet 721 communicated with the indoor air supply area 130, and a bypass air duct communicated between the bypass air inlet 711 and the bypass air outlet 721 are formed on the bypass element 70, and a bypass valve 74 is formed in the bypass air duct for controlling on/off of the bypass air duct.
Preferably, the bypass air duct is a channel formed by the first connection surface 71, the second connection surface 72 and the connection arc surface 73, the bypass air inlet 711 is located on the first connection surface 71, the bypass air outlet 721 is located on the second connection surface 72, and in order to reduce the space occupied by the bypass air outlet 721 in the outdoor air exhaust area 120, the radian of the connection arc surface 73 extends into the bypass air duct.
The structure and operation of the total heat exchanger will be described in detail below with reference to a specific air flow circulation process:
< Heat exchange mode >
When the indoor air CO2 exceeds the specified range, the user has fresh air requirements and the difference between the indoor and outdoor ambient temperatures is large, the heat exchange process is started, and in the process, the indoor fresh air and the outdoor dirty air exchange energy through the heat exchange core body 40.
Referring to fig. 6 to 8, in this process, the bypass 70 and the internal circulation air valve 143 are both closed, the fresh air blower 20 and the exhaust air blower 30 are opened, the open/close valves at the outdoor air outlet 12 and the outdoor air inlet 11 are both opened, and the first heat exchange air valve and the second heat exchange air valve are both opened.
Outdoor fresh air enters the outdoor air inlet section 111 through the outdoor air inlet 11, enters the heat exchange core body 40 after being filtered by the first primary filter screen 61 and small particulate matters such as PM2.5 and the like are filtered by the first high-efficiency filter screen 62, is conveyed to the second indoor air supply area 130 through a fresh air channel of the heat exchange core body 40, enters the indoor air supply area 130 through the first heat exchange valve under the guidance of the fresh air fan 20, and is conveyed indoors after being purified, sterilized and deodorized through the negative ion module 67 on the inner side of the indoor air supply opening 13.
Meanwhile, under the wind guiding action of the exhaust fan 30, indoor dirty wind enters the indoor air return section 141 from the indoor air return opening 14, large indoor particle dust and hair are filtered by the second primary filter screen 63 in the indoor air return section 141, volatile matters such as formaldehyde are absorbed by the activated carbon filter screen 65, small particulate matters such as PM2.5 are filtered by the second high-efficiency filter screen 64, the indoor dirty wind enters the heat exchange core body, exchanges energy with fresh wind, is conveyed to the outdoor exhaust transition section 112 through the exhaust channel of the heat exchange core body 40, enters the outdoor exhaust area 120 through the second heat exchange valve, and is finally output to the outside from the outdoor exhaust opening 12.
The activated carbon filter screen 65 is used for adsorbing peculiar smell, formaldehyde and other volatile toxic gases in the air; meanwhile, the heat exchange core body can be protected from dust interference to a certain extent, and the service life of the core body is prolonged.
< bypass mode >
When the indoor air CO2 exceeds the specified range, a user has fresh air demand and heat recovery is not needed in a transition season, the bypass mode is started; in the bypass mode, the fresh air flow path in the total heat exchanger is shown in fig. 9.
The switch valves at the outdoor air outlet 12 and the outdoor air inlet 11 are both in an open state, and in the bypass mode, the fresh air fan 20 is opened, the exhaust air fan 30 is opened, the bypass valve 74 in the bypass member 70 is opened, the internal circulation air valve 143 is closed, the first heat exchange air valve is closed, and the second heat exchange air valve is opened.
Under the wind guiding action of the exhaust fan 30 and the fresh air fan 20, fresh air enters the outdoor air inlet section 111 from the outdoor air inlet 11, is filtered by the first primary filter screen 61 and the first high-efficiency filter screen 62 and then enters the bypass air duct through the bypass air inlet 711, at this time, the bypass valve 74 is opened, the fresh air is output to the indoor air supply area 130 from the bypass air outlet 721 through the bypass air duct and is output to the indoor from the indoor air supply outlet 13 after being guided by the fresh air fan 20, and the fresh air does not exchange heat with dirty air in the process.
The flow path of the dirty air is the same as that of the common ventilation mode, the dirty air enters the indoor air return section 141 from the indoor air return opening 14, the dirty air filtered by the second primary filter screen 63, the activated carbon filter screen 65 and the second high-efficiency filter screen 64 enters the air exhaust channel of the heat exchange core body 40, then is output to the outdoor air exhaust transition section 112, enters the outdoor air exhaust area 120 through the second heat exchange valve at the joint, and finally is output to the outside from the outdoor air outlet 12.
< inner circulation mode >
When the indoor air has high oxygen content and any one of VOC and PM2.5 is out of the specified range, the internal circulation mode is started, and the air flow path in the total heat exchanger in the internal circulation mode is as shown in fig. 10:
the switch valves at the outdoor air outlet 12 and the outdoor air inlet 11 are closed, in the internal circulation mode, the fresh air fan 20 is opened, the internal circulation air valve 143 is opened, the bypass valve 74 in the bypass member 70 is closed, the first heat exchange air valve is opened, and the second heat exchange air valve is closed.
Indoor dirty air is input into the indoor return air section 141 from the indoor return air inlet 14, enters the indoor air supply transition section 142 through the internal circulation air valve 143 under the wind guiding effect of the fresh air fan 20, enters the indoor air supply area 130 through the first heat exchange air valve, and is finally conveyed indoors from the indoor air supply outlet 13, and no fresh air participates in the process, so that the switch valves at the outdoor air outlet 12 and the outdoor air inlet 11 are closed.
Particularly, the formaldehyde removing filter screen 66 is specially designed according to the internal circulation mode, indoor return air enters the indoor air supply transition section after passing through the internal circulation valve, and is conveyed to the indoor air supply area after passing through the formaldehyde removing filter screen 66 positioned in the indoor air supply transition section, and most of formaldehyde in a room can be removed by the formaldehyde removing filter screen 66, so that the comfort and health of a user are ensured.
In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above embodiments of the present invention are only examples, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also intended to be covered by the scope of the present invention.
Claims (10)
1. An enthalpy exchanger, comprising:
the air conditioner comprises a box body, a fan blade, a motor and a motor, wherein an installation inner cavity is formed in the installation cavity comprises an outdoor air inlet, an outdoor air outlet, an indoor air supply outlet and an indoor air return air inlet and an indoor return air inlet, and an outdoor air return air inlet, an outdoor air inlet, an indoor return air inlet, and an outdoor air outlet, and indoor return air inlet, and an outdoor air outlet, wherein the outdoor air outlet is formed on the shell of the outer shell of the outdoor air outlet of the outdoor air inlet of the box is communicated with the outdoor air outlet of the outdoor air of;
the fresh air fan is arranged in the indoor air supply area and used for driving air flow to be conveyed into a room from the indoor air supply outlet;
the air exhaust fan is arranged in the outdoor air exhaust area and is used for driving air flow to be conveyed to the outdoor from the outdoor air outlet;
the heat exchange core body is arranged between the outdoor air inlet area and the indoor air return area, and a fresh air channel and an exhaust air channel are formed in the heat exchange core body and used for carrying out heat exchange on passing air flow;
in the outdoor air inlet district, along the circulation direction of air current, set gradually first just imitate filter screen and first high-efficient filter screen in the indoor return air district, along the circulation direction of air current, it just imitates filter screen and the high-efficient filter screen of second to set gradually the second.
2. The total heat exchanger according to claim 1,
the first primary filter screen and the second primary filter screen are used for filtering particle dust and suspended matters with the particle size larger than 1 mu m; the first high-efficiency filter screen and the second high-efficiency filter screen are used for filtering particle dust and suspended matters with the particle size not larger than 1 mu m.
3. The total heat exchanger according to claim 1,
and the inner side of the indoor air supply outlet is also provided with an anion module for sterilizing the air flow sent into the room.
4. The total heat exchanger according to claim 1,
the second just imitates the filter screen and still be provided with the active carbon filter screen between the high-efficient filter screen of second.
5. The total heat exchanger according to claim 4,
the indoor air return zone is internally provided with a first partition plate which divides the indoor air return zone into an indoor air return section and an indoor air supply transition section, the outdoor air supply zone is provided with a second partition plate which is used for dividing the outdoor air supply zone into an outdoor air inlet section and an outdoor air exhaust transition section, the indoor air supply transition section and the outdoor air inlet section are respectively communicated with two ends of the fresh air channel, and the indoor air return section and the outdoor air exhaust transition section are respectively communicated with two ends of the air exhaust channel;
first just imitate the filter screen and first high-efficient filter screen is located in the outdoor air inlet section, the second just imitates the filter screen the active carbon filter screen and the high-efficient filter screen of second sets up in the indoor return air section.
6. The total heat exchanger according to claim 5,
and the first partition plate is provided with an internal circulation air valve for controlling the on-off of the indoor air return section and the indoor air supply transition section.
7. The total heat exchanger according to claim 6,
and a formaldehyde removing filter screen is arranged in the indoor air supply transition section, and after the internal circulation air valve is opened, airflow passes through the formaldehyde removing filter screen from the indoor air return section and is conveyed to the indoor air supply transition section.
8. The enthalpy exchanger according to claim 5,
the outdoor air inlet section is communicated with the outdoor air inlet, and a bypass piece is arranged at the joint of the outdoor air inlet section and the outdoor air outlet area and used for controlling the direct connection and disconnection of the outdoor air outlet area and the outdoor air inlet section.
9. The total heat exchanger according to claim 5,
a first heat exchange air valve is arranged between the indoor air supply transition section and the indoor air supply area, and a second heat exchange air valve is also arranged between the outdoor air exhaust transition section and the outdoor air exhaust area.
10. The total heat exchanger according to claim 1,
the outdoor air inlet and the outdoor air outlet are both provided with switch valves for controlling the opening and closing of the outdoor air inlet and the outdoor air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373954.1U CN216844915U (en) | 2021-12-30 | 2021-12-30 | Total heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373954.1U CN216844915U (en) | 2021-12-30 | 2021-12-30 | Total heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216844915U true CN216844915U (en) | 2022-06-28 |
Family
ID=82112995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123373954.1U Active CN216844915U (en) | 2021-12-30 | 2021-12-30 | Total heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216844915U (en) |
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2021
- 2021-12-30 CN CN202123373954.1U patent/CN216844915U/en active Active
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