CN212157532U - Two-way flow heat exchange fresh air machine - Google Patents
Two-way flow heat exchange fresh air machine Download PDFInfo
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- CN212157532U CN212157532U CN202021046004.0U CN202021046004U CN212157532U CN 212157532 U CN212157532 U CN 212157532U CN 202021046004 U CN202021046004 U CN 202021046004U CN 212157532 U CN212157532 U CN 212157532U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model discloses a new fan of two-way stream heat exchange, include: an inner chassis; the inner case includes: the air filter comprises an inner box shell, a first fan, a second fan, a heat exchanger, a wind box spacing strip, a wind box and an air filter mounting groove, wherein a plurality of indoor fresh air outlets are formed in the front side surface of the inner box shell; the device also comprises an outer case and a control circuit assembly; through the bidirectional flow heat exchanger that this application provided, can make the new trend of outdoor inflow obtain abundant disinfection and filtration of disinfecting, effectively reduce and compensated indoor calorific loss to reach the purpose that keeps indoor temperature.
Description
Technical Field
The utility model relates to an air conditioning technology field, concretely relates to new fan of two-way stream heat exchange.
Background
Most of the fresh air fans used in the current market directly introduce outdoor fresh air into a room, and when the outdoor temperature is lower than the indoor temperature, the fresh air entering the room can suddenly reduce the indoor temperature, so that the indoor comfort level is reduced; in addition, the air quality of China is not optimistic due to problems such as factory emissions, automobile exhaust, and PM 2.5. How to make the new trend of outdoor inflow obtain abundant disinfection and filtration, can effectively reduce indoor calorific loss again, keep indoor temperature to become a problem that awaits a moment to solve.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a new fan of two-way flow heat exchange for solve outdoor new trend that flows in and can obtain abundant disinfection and filtration of disinfecting, can effectively reduce indoor calorific loss again, keep the problem of indoor temperature.
The application provides a pair of new fan of two-way stream heat exchange, its characterized in that includes: an inner chassis;
further, the internal cabinet includes: interior chassis shell, first fan, second fan, heat exchanger, wind storehouse space bar, wind storehouse and air cleaner mounting groove, wherein:
the front side surface of the inner box shell is provided with a plurality of indoor fresh air outlets, the rear side surface of the inner box shell is provided with a dirty air outlet, the lower surface of the inner box shell is provided with an outdoor fresh air inlet, and the upper surface of the inner box shell is provided with a dirty air inlet;
the first fan is arranged inside the inner case and used for driving indoor dirty air to flow along a dirty air channel formed by a dirty air inlet, the inner wall of the inner case, the air bin spacing bar, the heat exchanger and a dirty air outlet;
the second fan is arranged inside the inner case and used for driving fresh air to flow along a fresh air channel formed by the outdoor fresh air inlet, the inner wall of the inner case, the air bin spacing strip, the heat exchanger, the air bin, the air filter in the air filter mounting groove and the indoor fresh air outlet;
further, the first fan and the second fan are controlled by the control circuit assembly, and are started and stopped simultaneously.
Furthermore, the heat exchanger comprises two communicated heat exchange chambers, the first heat exchange chamber is close to the first fan, the second heat exchange chamber is close to the second fan, the first heat exchange chamber and the second heat exchange chamber are cubic in shape, one side edge of each heat exchange chamber is connected with one side edge of the second fan, two side surfaces where the mutually connected side edges on the first heat exchange chamber and the second heat exchange chamber are located form an included angle, a third air bin spacing strip is arranged between the other side edge of the two side surfaces and the inner wall of the heat exchange chamber, and four third air bin spacing strips which are symmetrically arranged are arranged in the heat exchange chamber;
a first air channel is formed between the first fan, the first air bin spacing strip, the third air bin spacing strip and the inner wall of the rear side face of the heat exchange bin, a second air channel is formed between the second fan, the second air bin spacing strip, the third air bin spacing strip and the inner wall of the front side face of the heat exchange bin, a third air channel is formed between the first heat exchange chamber, the second heat exchange chamber, the two third air bin spacing strips and the front side face of the heat exchange bin, a fourth air channel is formed between the first heat exchange chamber, the second heat exchange chamber, the two third air bin spacing strips and the rear side face of the heat exchange bin, a fifth air channel is formed by a space formed by the second air bin spacing strip, the third air bin spacing strip, the rear side face of the heat exchange bin and the second fan, and a sixth air channel is formed by a space formed by the first air bin spacing strip, the third air bin spacing strip, the front side face of the heat exchange bin and the first fan;
the first air duct, the third air duct and the fifth air duct are communicated with each other, the second air duct, the fourth air duct and the sixth air duct are communicated with each other, and the first air duct, the third air duct and the fifth air duct are isolated from the second air duct, the fourth air duct and the sixth air duct.
Furthermore, the air flows in the first air channel, the third air channel and the fifth air channel are driven by the first fan, the air flows in the second air channel, the fourth air channel and the sixth air channel are driven by the second fan, and the air flows in the first air channel, the third air channel and the fifth air channel are opposite to the air flows in the second air channel, the fourth air channel and the sixth air channel in flow direction.
Furthermore, an auxiliary heating device and a sterilizing lamp are arranged in the wind cabin.
Furthermore, the device also comprises an outer case;
wherein outer quick-witted case includes: outer quick-witted case shell, display panel, U type fixed slot, outer quick-witted case connection heat-proof bridge, one-way check valve, outdoor air intake blast gate, switch motor, filter screen and tight piece that rises, wherein:
the front side surface of the outer casing is provided with a display panel, the lower surface of the outdoor part of the outer casing is provided with an outdoor air inlet, the lower surface of the indoor part of the outer casing is provided with an indoor fresh air outlet, and the rear side surface of the outer casing is provided with an outdoor air outlet;
in addition, the upper surface and the lower surface of the outer box shell are respectively provided with a plurality of outer box connecting heat insulation bridges, the upper heat insulation bridge is used for connecting a window frame, the lower heat insulation bridge is used for connecting glass, and sealing strips are arranged on two sides of a clamping groove in each heat insulation bridge.
Furthermore, the upper U-shaped fixing groove and the lower U-shaped fixing groove are arranged in the outer case and used for connecting and fixing the inner case and the outer case.
Furthermore, a tensioning block is arranged between the inner and outer casing shells.
Furthermore, a one-way check valve is arranged at the outdoor air outlet.
Further, the control circuit assembly is installed in the space between the inner case and the outer case, and includes: a plurality of switch motors and a control module, wherein, the switch motors are respectively arranged at two sides of the inner case
The bidirectional flow heat exchanger provided by the application is provided with two completely independent airflow channels with opposite flow directions, outdoor fresh air flows into the heat exchanger through one of the channels, exchanges heat with indoor dirty air flowing into the heat exchanger through the other air channel, flows into an air bin, is heated through an auxiliary heating device, is sterilized and disinfected through a sterilizing lamp, flows into an air filter mounting groove for filtering, and finally enters the room; through the bidirectional flow heat exchanger that this application provided, can make the new trend of outdoor inflow obtain abundant disinfection and filtration of disinfecting, effectively reduce and compensated indoor calorific loss to reach the purpose that keeps indoor temperature.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the internal (top side not shown) structure of a bidirectional flow switching fresh air machine provided by the present application;
FIG. 2 is a cross-sectional view A-A of a bi-directional flow switching fresh air machine provided herein;
fig. 3 is a schematic structural diagram of an interior of a chassis (top surface not shown) in a bidirectional flow exchange fresh air machine according to the present application;
FIG. 4 is a top schematic view of a chassis within a bidirectional flow switching fresh air machine as provided herein;
FIG. 5 is a schematic view of the bottom of a bidirectional flow exchange fresh air machine provided by the present application;
fig. 6 is a schematic view of the flow of a bidirectional flow exchange new fan provided by the present application.
Detailed Description
The technical solutions in the embodiments of the present application are 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 some, but not all, embodiments of the present application. 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.
Furthermore, the following description of the various embodiments refers to the accompanying drawings, which illustrate specific embodiments in which the invention may be practiced. Directional phrases used in this disclosure, such as, for example, "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "side," and the like, refer only to the orientation of the appended drawings and are, therefore, used herein for better and clearer illustration and understanding of the invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified. In the present specification, the term "step" is used to mean not only an independent step but also a step that is not clearly distinguished from other steps, provided that the action intended by the step is achieved. In addition, the numerical range represented by "-" in the present specification means a range in which numerical values recited before and after "-" are included as a minimum value and a maximum value, respectively. In the drawings, elements having similar or identical structures are denoted by the same reference numerals.
The application discloses new fan of two-way stream heat exchange, figure 1 is the new fan's of two-way stream heat exchange structure schematic diagram that this application provided, includes: an inner case 200, an outer case 100 and a control circuit assembly 300; one part of the fresh air machine is arranged indoors, the other part of the fresh air machine is arranged outdoors, and the fresh air machine is positioned in the direction of the box body of the indoor part and is regarded as being front; the direction of the box body positioned at the outdoor part is regarded as the back.
With reference to fig. 1 and 3, the inner case 200 includes three cavities of a heat exchange chamber, a wind chamber 211 and an air filtering installation groove 210, which are sequentially arranged, and the three cavities are separated by a partition board extending along the length direction of the inner case, wherein:
a first fan 205 is installed at one side of the heat exchange bin, an air outlet of the first fan 205 faces the left side surface of the heat exchange bin (please refer to the direction shown in fig. 1), the outer side surface of the first fan 205 is connected with one end of a first air bin spacing bar 215, the other end of the first air bin spacing bar 215 is connected with the left end of the heat exchanger 207 (please refer to the direction shown in fig. 1), the length direction of the first air bin spacing bar 215 is consistent with the length direction of the heat exchange bin (i.e., the left-right direction in fig. 1), and a space is formed between the first air bin spacing bar 215 and the inner wall of the rear side surface of the heat exchange bin; the second fan 206 is installed on the other side of the heat exchange bin, an air outlet of the second fan 206 faces the front side face of the heat exchange bin, the outer side face of the second fan 206 is connected with one end of a second air bin spacing bar 216, the other end of the second air bin spacing bar 216 is connected with the right end (please refer to the direction shown in fig. 1) of the heat exchanger 207, the length direction of the second air bin spacing bar 216 is consistent with the length direction of the heat exchange bin, and a space exists between the second air bin spacing bar 216 and the inner wall of the front side face of the heat exchange bin; the heat exchanger 207 comprises two communicated heat exchange chambers, the first heat exchange chamber is close to the first fan 205, the second heat exchange chamber is close to the second fan 206, the first heat exchange chamber and the second heat exchange chamber are cubic, and one side edge of the first heat exchange chamber and one side edge of the second heat exchange chamber are connected with each other, so that an included angle is formed between the two side surfaces of the mutually connected side edges of the first heat exchange chamber and the second heat exchange chamber, a third air bin spacing strip 208 is arranged between the other side edge of the two side surfaces and the inner wall of the heat exchange chamber, as shown in fig. 1, four third air bin spacing strips 208 are symmetrically arranged in the heat exchange chamber, therefore, a first air channel is formed between the first fan 205, the first air bin spacing strip 215, the third air bin spacing strip 208 and the inner wall of the rear side surface of the heat exchange chamber, a second air channel is formed between the second fan 206, the second air bin spacing strip 216, the third air bin spacing, a third air duct is formed by the first heat exchange chamber, the second heat exchange chamber, the two third air bin spacing strips 208 and the front side surface of the heat exchange chamber, a fourth air duct is formed by the first heat exchange chamber, the second heat exchange chamber, the two third air bin spacing strips 208 and the rear side surface of the heat exchange chamber, a fifth air duct is formed by a space formed by the second air bin spacing strips 216, the third air bin spacing strips 208, the rear side surface of the heat exchange chamber, the second heat exchange chamber and the second fan 206, and a sixth air duct is formed by a space formed by the first air bin spacing strips 215, the third air bin spacing strips 208, the front side surface of the first heat exchange chamber, the heat exchange chamber and the first fan 205;
the first air channel, the third air channel and the fifth air channel are communicated with each other through the two heat exchange chambers to form a first air flow channel, and the second air channel, the fourth air channel and the sixth air channel are communicated with each other through the two heat exchange chambers to form a second air flow channel. Because two isolated channels are arranged in the heat exchange chamber, the first air flow channel and the second air flow channel pass through different channels of the heat exchange chamber, and therefore the first air flow channel and the second air flow channel are isolated from each other; the air flow in the first air channel, the air flow in the third air channel and the air flow in the fifth air channel are driven by the first fan, the air flow in the second air channel, the fourth air channel and the sixth air channel are driven by the second fan, and the air flow in the first air channel, the third air channel and the fifth air channel is opposite to the air flow in the second air channel, the fourth air channel and the sixth air channel in flow direction.
An auxiliary heater 212 and a sterilizing lamp 213 are arranged inside the wind cabin 211 and are used for heating and sterilizing outdoor fresh air. The auxiliary heater 212 is disposed on the partition between the heat exchange bin and the wind bin, and the installation position of the auxiliary heater 212 corresponds to the position of the sixth wind channel.
An air filter 214 is installed in the air filter installation groove 210 for filtering fresh outdoor air.
The inner chassis further includes: an inner chassis housing 209;
with reference to fig. 3 and 4, the front side of the inner chassis housing 209 is provided with a plurality of indoor fresh air outlets 204, the rear side of the inner chassis housing 209 is provided with dirty air outlets 202, the air outlets 202 correspond to the fifth air duct, the lower surface of the inner chassis housing 209 is provided with outdoor fresh air inlets, the bottom surface 203 of the outdoor fresh air inlets is arranged on the upper surface of the inner chassis housing 209, and the upper surface of the inner chassis housing 209 is provided with dirty air inlets 201;
a first fan 205 installed inside the inner casing 200 for driving the indoor dirty air to flow along the first, third, and fifth air ducts;
a second fan 206, installed inside the inner chassis 200, for driving fresh air to flow along the second, fourth and sixth air ducts;
the first fan 205 and the second fan 206 are controlled by the control circuit assembly 300, and are started and stopped simultaneously;
the first fan 205 is connected with the dirty air channel, the second fan 206 is connected with the fresh air channel, and due to the driving of the fans, the two air flows flow in a fixed flow direction simultaneously; when the other two air flows flow outside the heat exchanger, the other two air flows pass through a closed channel formed by the air bin spacing bars 208 and the inner wall of the case and are not communicated with each other; the two airflows enter the heat exchanger 207 in opposite directions, two channels which are not communicated with each other are also arranged inside the heat exchanger 207 and are respectively connected with the external channel of the heat exchanger 207, so that the two airflows respectively flow in the two internal channels which are not communicated with each other, and the phenomena of air mixing, backflow and the like can not occur when the bidirectional airflows perform heat exchange;
referring to fig. 6, 400 denotes an indoor space, 401 denotes an outdoor space, 402 denotes a fresh air flow direction, and 403 denotes a dirty air flow direction; when the outdoor fresh air and the indoor dirty air flow pass through the heat exchanger, heat exchange is carried out through the heat exchanger 207;
outdoor fresh air absorbs heat of indoor dirty air through the heat exchanger 207 and flows into the wind bin 211, an auxiliary heating device 212 and a sterilizing lamp 213 are arranged in the wind bin, the outdoor fresh air is further heated through the auxiliary heating device 212 to enable the temperature to be rapidly raised to the indoor temperature, and then flows into an air filter 214 arranged in the air filter mounting groove 210 for filtering after being sterilized and disinfected through the sterilizing lamp 213, and finally enters the indoor;
indoor dirty air transfers heat to outdoor fresh air through the heat exchanger 207, then flows into the outdoor exhaust port 104 of the outer chassis through the dirty air exhaust port 202 arranged on the rear side surface of the inner chassis, and finally is exhausted outdoors;
as shown in fig. 2, the outer casing 100 includes an outer casing shell 112, a display panel 101, a U-shaped fixing groove 102, an outer casing connection thermal insulation bridge 103, a one-way check valve 106, an outdoor air inlet damper 107, a switch motor 108, a filter screen 109 and a tension block 110, wherein:
the front side surface of the outer casing 112 is provided with the display panel 101, the lower surface of the outdoor part of the outer casing 112 is provided with the outdoor air inlet 105, the lower surface of the indoor part of the outer casing 112 is provided with the indoor fresh air outlet 113, and the rear side surface of the outer casing 112 is provided with the outdoor air outlet 104 (as shown in fig. 5); in addition, the upper surface and the lower surface of the outer box shell 112 are respectively provided with a plurality of outer box connecting heat-insulating bridges 103, the upper heat-insulating bridge is used for connecting a window frame, and the lower heat-insulating bridge is used for connecting glass;
the upper U-shaped fixing grooves 102 and the lower U-shaped fixing grooves 102 are formed in the outer case, so that the inner case and the outer case are more convenient to install, after the inner case and the outer case are fixed through the upper U-shaped fixing grooves 102 and the lower U-shaped fixing grooves 102, the tensioning block 110 is arranged between the inner case and the outer case, the inner case and the outer case are fixed more stably and firmly, and the condition that the inner case and the outer case are separated due to vibration of a fan is greatly reduced;
the upper surface and the lower surface of the outer case shell 112 are provided with a plurality of outer case connecting heat insulation bridges 103, the upper outer case heat insulation bridge can extend into the window frame, and sealing strips 111 are arranged on both sides of the heat insulation bridge, so that the outer case is more tightly connected with the window frame; the heat insulation bridge below the outer case is clamped on the glass, and the sealing strips 111 are arranged on two sides of the heat insulation bridge, so that the heat insulation bridge is combined with the glass more firmly, and the sealing performance is better;
the outdoor air outlet 104 is provided with the one-way check valve 106, so that the outdoor air outlet 104 can only exhaust air outwards and can not intake air inwards, and the phenomena of air mixing and backflow of air flow at the position are greatly reduced;
an outdoor air inlet 105 is formed in the lower surface of the outer case 100, an air valve 107 and a filter screen 109 are installed at the outdoor air inlet 105, the air valve 107 is controlled by a control circuit assembly 300, when a second fan 206 is started and the air valve 107 is opened, outdoor fresh air passes through the outdoor fresh air inlet and then is filtered by the filter screen 109, enters an outdoor fresh air channel, passes through a second air channel, a second heat exchange chamber, a third air channel, a first heat exchange chamber and a sixth air channel and enters an air bin 211, is heated, sterilized and disinfected in the air bin 211 and enters the indoor space through a fresh air outlet 204 and a fresh air outlet 113; the first fan 205 and the second fan 206 are controlled by the control circuit assembly 300, are driven by the switch motor 108, are started and stopped simultaneously, when the second fan 206 is started, the first fan 205 is started, indoor dirty air enters the dirty air duct through the dirty air inlet 201, flows through the first air duct, the first heat exchange chamber, the third air duct, the second heat exchange chamber and the fifth air duct, and is discharged to the outside through the dirty air outlet 202 and the outdoor air outlet 104 arranged on the rear side surface of the outer case 100;
the display panel 101 is installed on the front side (located indoors) of the outer casing 100, and can display the process and data transmitted by the control circuit assembly 300.
Through the bidirectional flow heat exchanger that this application provided, can make the new trend of outdoor inflow obtain abundant disinfection and filtration of disinfecting, effectual reduction has compensated indoor calorific loss to reach the purpose that keeps indoor temperature.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application. It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. The utility model provides a new fan of two-way flow heat exchange which characterized in that includes: an inner chassis;
the inner case includes: interior chassis shell, first fan, second fan, heat exchanger, wind storehouse space bar, wind storehouse and air cleaner mounting groove, wherein:
the front side surface of the inner box shell is provided with a plurality of indoor fresh air outlets, the rear side surface of the inner box shell is provided with a dirty air outlet, the lower surface of the inner box shell is provided with an outdoor fresh air inlet, and the upper surface of the inner box shell is provided with a dirty air inlet;
the first fan is arranged inside the inner case and used for driving indoor dirty air to flow along a dirty air channel formed by a dirty air inlet, the inner wall of the inner case, the air bin spacing bar, the heat exchanger and a dirty air outlet;
and the second fan is arranged in the inner case and used for driving fresh air to flow along a fresh air channel formed by the outdoor fresh air inlet, the inner wall of the inner case, the air bin spacing strip, the heat exchanger, the air bin, the air filter in the air filter mounting groove and the indoor fresh air outlet.
2. The fresh air machine of claim 1 wherein the first and second air machines are controlled by the control circuit assembly to start and stop simultaneously.
3. The new fan according to claim 2, wherein the heat exchanger comprises two communicated heat exchange chambers, the first heat exchange chamber is close to the first fan, the second heat exchange chamber is close to the second fan, the first heat exchange chamber and the second heat exchange chamber are both cubic, one side edge of each of the two heat exchange chambers is connected with each other, two side surfaces of the mutually connected side edges of the first heat exchange chamber and the second heat exchange chamber form an included angle, a third air bin spacing strip is arranged between the other side edge of the two side surfaces and the inner wall of the heat exchange bin, and four third air bin spacing strips are symmetrically arranged in the heat exchange bin;
a first air duct is formed among the first fan, the first air bin spacing strip, the third air bin spacing strip and the inner wall of the rear side surface of the heat exchange bin, a second air duct is formed among the second fan, the second air bin spacing strip, the third air bin spacing strip and the inner wall of the front side surface of the heat exchange bin, the first heat exchange chamber, the second heat exchange chamber, the two third air bin spacing bars and the front side surface of the heat exchange bin form a third air duct, the first heat exchange chamber, the second heat exchange chamber, the two third air bin spacing bars and the rear side surface of the heat exchange bin form a fourth air duct, the space enclosed by the second wind cabin spacing strip, the third wind cabin spacing strip, the rear side surface of the heat exchange cabin and the second fan forms a fifth air duct, a space enclosed by the first air bin spacing strip, the third air bin spacing strip, the front side surface of the heat exchange bin and the first fan forms a sixth air duct;
the first air channel, the third air channel and the fifth air channel are communicated with each other, the second air channel, the fourth air channel and the sixth air channel are communicated with each other, and the first air channel, the third air channel and the fifth air channel are isolated from the second air channel, the fourth air channel and the sixth air channel.
4. The fresh air machine of claim 3 wherein the air flow in the first, third and fifth air ducts is driven by the first air machine, the air flow in the second, fourth and sixth air ducts is driven by the second air machine, and the air flow in the first, third and fifth air ducts is in an opposite direction to the air flow in the second, fourth and sixth air ducts.
5. The new fan of claim 2, wherein an auxiliary heating device and a sterilizing lamp are arranged in the wind bin.
6. The new blower of claim 1, further comprising an outer chassis;
the outer chassis includes: outer quick-witted case shell, display panel, U type fixed slot, outer quick-witted case connection heat-proof bridge, one-way check valve, outdoor air intake blast gate, switch motor, filter screen and tight piece that rises, wherein:
the front side surface of the outer casing is provided with a display panel, the lower surface of the outdoor part of the outer casing is provided with an outdoor air inlet, the lower surface of the indoor part of the outer casing is provided with an indoor fresh air outlet, and the rear side surface of the outer casing is provided with an outdoor air outlet;
in addition, the upper surface and the lower surface of the outer box shell are respectively provided with a plurality of outer box connecting heat insulation bridges, the upper heat insulation bridge is used for connecting a window frame, the lower heat insulation bridge is used for connecting glass, and sealing strips are arranged on two sides of a clamping groove in each heat insulation bridge.
7. The fresh air machine of claim 6, wherein the upper and lower U-shaped fixing slots are provided in the outer casing for connecting and fixing the inner casing and the outer casing.
8. The fresh air machine of claim 6, wherein a tension block is mounted between the inner and outer casing housings.
9. The fresh air machine of claim 6, wherein a one-way check valve is provided at the outdoor air outlet.
10. The new fan of claim 2, wherein the control circuit assembly is mounted in a space between the inner and outer cases, comprising: the switch device comprises a plurality of switch motors and a control module, wherein the switch motors are respectively arranged on two sides of an inner case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021046004.0U CN212157532U (en) | 2020-06-09 | 2020-06-09 | Two-way flow heat exchange fresh air machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021046004.0U CN212157532U (en) | 2020-06-09 | 2020-06-09 | Two-way flow heat exchange fresh air machine |
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| Publication Number | Publication Date |
|---|---|
| CN212157532U true CN212157532U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021046004.0U Active CN212157532U (en) | 2020-06-09 | 2020-06-09 | Two-way flow heat exchange fresh air machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566323A (en) * | 2021-07-28 | 2021-10-29 | 河北米微环保设备有限公司 | Central disinfection purifies new fan |
| CN113834162A (en) * | 2021-08-18 | 2021-12-24 | 杭州慧祥装饰工程有限公司 | Heat exchange fresh air machine |
-
2020
- 2020-06-09 CN CN202021046004.0U patent/CN212157532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566323A (en) * | 2021-07-28 | 2021-10-29 | 河北米微环保设备有限公司 | Central disinfection purifies new fan |
| CN113834162A (en) * | 2021-08-18 | 2021-12-24 | 杭州慧祥装饰工程有限公司 | Heat exchange fresh air machine |
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