CN216693886U - Fresh air equipment - Google Patents
Fresh air equipment Download PDFInfo
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- CN216693886U CN216693886U CN202123284715.9U CN202123284715U CN216693886U CN 216693886 U CN216693886 U CN 216693886U CN 202123284715 U CN202123284715 U CN 202123284715U CN 216693886 U CN216693886 U CN 216693886U
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- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004887 air purification Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses fresh air equipment, and relates to the technical field of air purification. The method specifically comprises the following steps: the casing, the heat exchanger of setting in the casing, the passageway of airing exhaust includes: the air conditioner comprises a first air chamber, a diversion air duct and a second air chamber; the first air chamber is communicated with the indoor air exhaust inlet and the first air inlet side of the heat exchanger, the first end of the guide channel is connected to the first air outlet side of the heat exchanger, the second end of the guide channel is connected to the second air chamber, the second air chamber is communicated with the outdoor air exhaust outlet, and the height of the second air chamber is greater than that of the guide air channel; fresh air duct includes: the third air chamber is communicated with the second air outlet side of the heat exchanger and the indoor fresh air outlet; the third air chamber is positioned above the second air chamber and the guide air channel, a guide plate is arranged on one side, close to the heat exchanger, of the second end of the guide air channel, the angle alpha between the guide plate and the positive direction is defined as the positive direction, and the angle alpha is larger than or equal to 30 degrees when the angle alpha is larger than or equal to 60 degrees. The novel air conditioner aims at reducing the volume of the novel air equipment while reducing the wind resistance of the conventional single-motor novel air equipment.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to fresh air equipment.
Background
The existing total heat exchange fresh air fan is provided with a fresh air duct and an exhaust duct, and drives air flows in the two air ducts to move, generally comprising two modes. The first is that two independent fans are adopted to respectively control fresh air and exhaust air, the two fans are respectively arranged on one side of the core body, and the resistance of the fan design system placed in the mode is low. The second is the design of using one motor and arranging two fan blades up and down, and the whole structure is compact by using a single-motor full-heat fresh air system.
Adopt the wind channel of the new trend equipment of single motor to divide into two parts as the limit with the heat exchange core, wherein the one side wind channel that is close to the motor falls into three cavity, be the cavity of airing exhaust in proper order, the new trend cavity, the cavity of airing exhaust that is located the bottom need connect on heat exchanger air exhaust export through the water conservancy diversion wind channel, because the cavity of airing exhaust need hold the motor, so the height that the cavity of airing exhaust can be greater than the height in water conservancy diversion wind channel, thereby make the air current in the new trend cavity can be blockked by the part that exceeds, how reduce the windage in the new trend cavity, become the technological problem who awaits the solution urgently.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide fresh air equipment, and aims to reduce the volume of the fresh air equipment while reducing the wind resistance of the conventional single-motor fresh air equipment.
In order to achieve the above object, the present invention provides a fresh air device, including: the air conditioner comprises a shell, a heat exchanger arranged in the shell, an indoor fresh air outlet, an indoor air exhaust inlet, an outdoor fresh air inlet and an outdoor air exhaust outlet which are arranged on the shell, a fresh air duct communicated with the outdoor fresh air inlet and the indoor fresh air outlet, an air exhaust duct communicated with the indoor air exhaust inlet and the outdoor air exhaust outlet, and a motor with an output shaft penetrating through the fresh air duct and the air exhaust duct;
the air exhaust channel comprises: the air conditioner comprises a first air chamber, a guide air duct and a second air chamber; the first air chamber is communicated with an indoor air exhaust inlet and a first air inlet side of the heat exchanger, the first end of the diversion air channel is connected to a first air outlet side of the heat exchanger, the second end of the diversion air channel is connected to the second air chamber, the second air chamber is communicated with an outdoor air exhaust outlet, and the height of the second air chamber is greater than that of the diversion air channel;
fresh air duct includes: the third air chamber is communicated with the second air outlet side of the heat exchanger and the indoor fresh air outlet; the third air chamber is positioned above the second air chamber and the guide air channel, a guide plate is arranged on one side, close to the heat exchanger, of the second end of the guide air channel, the direction from the first end to the second end of the guide air channel is defined as a positive direction, an included angle alpha between the guide plate and the positive direction is larger than or equal to 30 degrees, and the angle alpha is larger than or equal to 60 degrees.
In an embodiment of the present application, said α is 35 °.
In an embodiment of the application, the height of the guide air duct is H, and H is greater than or equal to 60mm and greater than or equal to 25 mm.
In an embodiment of the present application, the fresh air duct further includes a fourth air chamber, and the fourth air chamber communicates an outdoor fresh air inlet with the second air inlet side of the heat exchanger.
In an embodiment of the present application, a first filter is disposed in the third plenum.
In an embodiment of the present application, a heat exchanger is further disposed in the third air chamber.
In an embodiment of the present application, the first air inlet side, the first air outlet side, the second air inlet side, and the second air outlet side of the heat exchanger are provided with a second filter.
In an embodiment of the present application, an operation portion is provided on the second filter.
In an embodiment of the present application, the motor is a dual-shaft motor.
In an embodiment of the present application, the length of the air inlet of the third air chamber is L1, the length of the heat exchanger is L2, and L2 is greater than or equal to L1 is greater than or equal to 0.8 × L2.
In an embodiment of the present application, the length of the air outlet of the fourth air chamber is L3, the length of the heat exchanger is L2, and L2 is greater than or equal to L3 is greater than or equal to 0.8 × L2.
By adopting the technical scheme, the guide plate is arranged on one side, close to the heat exchanger, of the second end of the guide air channel, and the air flow blown out from the second air outlet side of the heat exchanger is guided into the third air chamber gently through the guide plate, so that the air resistance of the second air outlet side of the heat exchanger is reduced, the energy consumption of fresh air equipment is reduced, and the stability of the equipment during operation is improved.
Drawings
The utility model is described in detail below with reference to specific embodiments and the attached drawing figures, wherein:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a side sectional view of fig. 1.
Fig. 3 is a sectional view taken along a-a in fig. 2.
Fig. 4 is a sectional view taken in the direction B-B in fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and examples. It should be understood that the following specific examples are only for illustrating the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1 to 4, in order to achieve the above object, the present invention provides a fresh air device, including: the air conditioner comprises a shell 20, a heat exchanger 100 arranged in the shell 20, an indoor fresh air outlet 12, an indoor exhaust air inlet 11, an outdoor fresh air inlet 14 and an outdoor exhaust air outlet 13 which are arranged on the shell 20, a fresh air duct communicated with the outdoor fresh air inlet 14 and the indoor fresh air outlet 12, an exhaust air duct communicated with the indoor exhaust air inlet 11 and the outdoor exhaust air outlet 13, and a motor 110 of which an output shaft penetrates through the fresh air duct and the exhaust air duct;
the air exhaust channel comprises: a first air chamber 30, a guide air duct 40 and a second air chamber 50; the first air chamber 30 is communicated with an indoor exhaust inlet 11 and a first air inlet side of the heat exchanger 100, a first end of the diversion air channel is connected to a first air outlet side of the heat exchanger 100, a second end of the diversion air channel is connected to the second air chamber 50, the second air chamber 50 is communicated with the outdoor exhaust outlet 13, and the height of the second air chamber 50 is greater than that of the diversion air channel 40;
fresh air duct includes: a third air chamber 70 communicating the second air outlet side of the heat exchanger 100 with the indoor fresh air outlet 12; the third air chamber 70 is located above the second air chamber 50 and the diversion air duct 40, a diversion plate is arranged on one side, close to the heat exchanger 100, of the second end of the diversion air duct 40, the first end to the second end of the diversion air duct 40 are defined as a positive direction, an included angle alpha between the diversion plate and the positive direction is defined, and the angle alpha is more than or equal to 60 degrees and more than or equal to 30 degrees.
Specifically, the fresh air device comprises a shell 20 and a heat exchanger 100.
The housing 20 is made of a metal material, such as an aluminum alloy material, an alloy steel material, or the like. The housing 20 made of metal material has the advantages of strong supporting capability, wear resistance and the like. Of course, the housing 20 may also be made of a plastic material according to the design requirement, and the housing 20 made of the plastic material has the advantages of light weight, low cost, easy manufacture, and the like.
The heat exchanger 100 of the present application is a hexagonal heat exchanger 100 as is commonly used in the art. Since it is a prior art, it is not described in detail herein.
The heat exchanger 100 is disposed inside the casing 20, and the heat exchanger 100 is detachably connected to the casing 20, so that the heat exchanger 100 is easily mounted on and dismounted from the casing 20. And the later maintenance is convenient. Of course, the heat exchanger 100 and the housing 20 may be fixedly connected, such as welded, according to the design requirement. The connection strength between the heat exchanger 100 and the housing 20 can be improved by adopting the fixed connection mode.
An indoor fresh air outlet 12, an indoor exhaust air inlet 11, an outdoor fresh air inlet 14 and an outdoor exhaust air outlet 13 are arranged on two opposite sides of the shell 20. The indoor fresh air outlet 12 and the outdoor fresh air inlet 14 are communicated with each other to form a fresh air channel. The indoor exhaust inlet 11 and the outdoor exhaust outlet 13 are communicated with each other to form an exhaust channel.
The fresh air channel and the exhaust channel both exchange heat through the heat exchanger 100. The fresh air channel and the exhaust channel are provided with a motor 110 for forming air flow in the fresh air channel and the exhaust channel.
The motor 110 is a dual-shaft motor 110, a first rotating shaft of the dual-shaft motor 110 extends into the fresh air duct, and a second rotating shaft of the dual-shaft motor 110 extends into the exhaust air duct. The first rotating shaft and the second rotating shaft of the dual-shaft motor 110 are both provided with fan blades.
The air exhaust channel includes: a first air chamber 30, a guide air duct 40 and a second air chamber 50.
The first air chamber 30 communicates the indoor exhaust inlet 11 with the first air inlet side of the heat exchanger 100, the first end of the guide air duct is connected to the first air outlet side of the heat exchanger 100, and the second end of the guide air duct is connected to the second air chamber 50.
With the above structure, the indoor turbid air enters the first air compartment 30 through the indoor exhaust inlet 11, then enters the heat exchanger 100 from the first air inlet side of the heat exchanger 100, and then enters the diversion air duct 40 from the first air outlet side of the heat exchanger 100 after heat exchange is performed by the heat exchanger 100.
The guide air duct 40 guides the air flow from the heat exchanger 100 to the second air chamber 50, the second air chamber 50 is provided therein with fan blades driven by the dual-shaft motor 110, and the second air chamber 50 is communicated with the outdoor exhaust outlet 13 to discharge the turbid air in the room.
Since the second air chamber 50 needs to accommodate fan blades, the height of the second air chamber 50 is greater than the height of the guide duct 40.
The fresh air channel includes a third air chamber 70 communicating the second air-out side of the heat exchanger 100 with the indoor fresh air outlet 12, and another fan blade driven by the dual-shaft motor 110 is disposed inside the third air chamber 70.
The third air chamber 70 is positioned above the second air chamber 50, and by adopting the structure, the volume of the fresh air equipment can be reduced, and the miniaturization processing of the fresh air equipment is facilitated.
Since the end of the heat exchanger 100 is hexagonal, the air flow needs to be subjected to cross heat exchange, so that the second air outlet side of the heat exchanger 100 is aligned with the connection between the diversion air duct 40 and the third air chamber 70, and since the height of the third air chamber 70 is greater than that of the diversion air duct 40, the second air outlet side of the heat exchanger 100 generates a large wind resistance, which is not favorable for the operation of the equipment.
Therefore, a baffle is disposed on the second end of the guiding air duct 40 near the heat exchanger 100, the first end to the second end of the baffle is defined as a positive direction, and the angle between the baffle and the positive direction is 60 degrees to 30 degrees. The air resistance of the second air outlet side of the heat exchanger 100 can be reduced by arranging the guide plate, the energy consumption of the fresh air equipment is reduced, and the stability of the equipment during operation is improved.
By adopting the technical scheme, the guide plate is arranged on one side, close to the heat exchanger 100, of the second end of the guide air duct 40, and the air flow blown out from the second air outlet side of the heat exchanger 100 is smoothly guided into the third air chamber 70 through the guide plate, so that the air resistance of the second air outlet side of the heat exchanger 100 is reduced, the energy consumption of fresh air equipment is reduced, and the stability of the equipment during operation is improved.
In an embodiment of the present application, said α is 35 °.
Specifically, the included angle between the air deflector and the positive direction is set to be 35 degrees, so that the wind resistance of the second air outlet side of the heat exchanger 100 is reduced, and the volume of the fresh air equipment is reduced.
In an embodiment of the present application, the height of the air guiding duct 40 is H, and the height of H is greater than or equal to 60mm and greater than or equal to 25 mm.
Specifically, set up the height of water conservancy diversion wind channel 40 to 60 to 25mm, under the prerequisite of guaranteeing that new trend equipment can stabilize the air-out, reduced new trend equipment's overall height, the miniaturized of the new trend equipment of being convenient for is handled.
In one embodiment of the present application, the fresh air duct further includes a fourth air chamber 60, and the fourth air chamber 60 communicates the outdoor fresh air inlet 14 with the second air inlet side of the heat exchanger 100.
By adopting the technical scheme, outdoor fresh air can conveniently enter the heat exchanger 100.
In one embodiment of the present application, a first filter 80 is disposed within the third plenum 70.
Specifically, a first filter 80 is disposed in the third air chamber 70, and the first filter 80 is an air filter commonly used in the prior art, which is not described in detail herein. A partition plate is arranged in the third air chamber 70, the partition plate divides the third air chamber 70 into two different areas, one area is used for installing fan blades, the other area is used for installing the first filter 80, the fan blades and the first filter 80 are separated through the partition plate, and therefore safety of the fresh air equipment is improved.
In one embodiment of the present application, a heat exchanger 90 is also disposed within the third plenum 70.
Specifically, a heat exchanger 90 is arranged in the third air chamber 70, and the heat exchanger 90 in the present application is an evaporator, so that the temperature of the fresh air outside can be reduced. Or the condenser can realize the heating of outdoor fresh air.
By adopting the technical scheme, the application of the fresh air equipment to different use scenes is improved.
In an embodiment of the present application, the first air inlet side, the first air outlet side, the second air inlet side, and the second air outlet side of the heat exchanger 100 are provided with a second filter.
Specifically, the second filters are disposed on the heat exchanger 100 and are respectively disposed on the first air inlet side, the first air outlet side, the second air inlet side and the second air outlet side of the heat exchanger 100, so that dust in the air flow can be prevented from entering the interior of the heat exchanger 100, and the service life of the heat exchanger 100 can be prolonged.
In an embodiment of the present application, an operation portion is provided on the second filter.
Specifically, the second filter is connected with the heat exchanger 100 in a clamping manner, and the second filter and the heat exchanger 100 are conveniently mounted and dismounted in a clamping manner, so that later maintenance is facilitated. Be provided with the operation portion on the second filter, the operation portion of this application indicates the handle, through set up the handle on the second filter, is convenient for operate the second filter, has reduced the operation degree of difficulty to the second filter. The second filter of the present application is a filter commonly used in the art, and is substantially the same material as the first filter 80.
In one embodiment of the present application, the motor 110 is a dual-shaft motor 110.
Specifically, the motor 110 adopts the dual-shaft motor 110, and the dual-shaft motor 110 can reduce the volume of the fresh air equipment, so that the structure of the fresh air equipment is more compact.
In an embodiment of the present application, the length of the air inlet of the third air chamber 70 is L1, the length of the heat exchanger 100 is L2, and L2 is not less than L1 is not less than 0.8 × L2.
By adopting the technical scheme, the pressure difference of the second air outlet side surface of the heat exchanger 100 is not more than 10 Pa, the flow rates of all the flow channels in the heat exchanger 100 are consistent, and the heat exchange performance is improved.
In an embodiment of the present application, the length of the air outlet of the fourth air chamber 60 is L3, the length of the heat exchanger 100 is L2, and L2 is greater than or equal to L3 is greater than or equal to 0.8 × L2.
By adopting the above finishing scheme, the pressure difference of the first air inlet side surface of the heat exchanger 100 is not more than 10 Pa, so that the flow rates of all the flow channels in the heat exchanger 100 are consistent, and the heat exchange performance is improved.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (11)
1. A new trend equipment, its characterized in that includes: the air conditioner comprises a shell, a heat exchanger arranged in the shell, an indoor fresh air outlet, an indoor air exhaust inlet, an outdoor fresh air inlet and an outdoor air exhaust outlet which are arranged on the shell, a fresh air duct communicated with the outdoor fresh air inlet and the indoor fresh air outlet, an air exhaust duct communicated with the indoor air exhaust inlet and the outdoor air exhaust outlet, and a motor with an output shaft penetrating through the fresh air duct and the air exhaust duct;
the air exhaust channel comprises: the air conditioner comprises a first air chamber, a guide air duct and a second air chamber; the first air chamber is communicated with an indoor air exhaust inlet and a first air inlet side of the heat exchanger, the first end of the diversion air channel is connected to a first air outlet side of the heat exchanger, the second end of the diversion air channel is connected to the second air chamber, the second air chamber is communicated with an outdoor air exhaust outlet, and the height of the second air chamber is greater than that of the diversion air channel;
fresh air duct includes: the third air chamber is communicated with the second air outlet side of the heat exchanger and the indoor fresh air outlet; the third air chamber is positioned above the second air chamber and the guide air channel, a guide plate is arranged on one side, close to the heat exchanger, of the second end of the guide air channel, the direction from the first end to the second end of the guide air channel is defined as a positive direction, an included angle alpha between the guide plate and the positive direction is larger than or equal to 30 degrees, and the angle alpha is larger than or equal to 60 degrees.
2. The fresh air device as claimed in claim 1, wherein α is 35 °.
3. The fresh air device as claimed in claim 1, wherein the height of the guide air duct is H, and H is more than or equal to 60mm and more than or equal to 25 mm.
4. The fresh air device of claim 1 wherein the fresh air duct further comprises a fourth plenum, the fourth plenum communicating an outdoor fresh air inlet with the second air inlet side of the heat exchanger.
5. The fresh air device of claim 1 wherein a first filter is disposed in the third plenum.
6. The fresh air device as claimed in claim 1, wherein a heat exchanger is further provided in the third plenum.
7. The fresh air device as claimed in claim 1, wherein the first air inlet side, the first air outlet side, the second air inlet side, and the second air outlet side of the heat exchanger are each provided with a second filter.
8. The fresh air device as claimed in claim 7, wherein the second filter is provided with an operating portion.
9. The fresh air device as claimed in claim 1, wherein the motor is a dual-shaft motor.
10. The fresh air device as claimed in claim 1, wherein the length of the air inlet of the third air chamber is L1, the length of the heat exchanger is L2, and L2 is more than or equal to L1 is more than or equal to 0.8 x L2.
11. The fresh air device as claimed in claim 4, wherein the air outlet of the fourth air chamber has a length of L3, the heat exchanger has a length of L2, and L2 is more than or equal to L3 is more than or equal to 0.8 × L2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123284715.9U CN216693886U (en) | 2021-12-24 | 2021-12-24 | Fresh air equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123284715.9U CN216693886U (en) | 2021-12-24 | 2021-12-24 | Fresh air equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216693886U true CN216693886U (en) | 2022-06-07 |
Family
ID=81841586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123284715.9U Active CN216693886U (en) | 2021-12-24 | 2021-12-24 | Fresh air equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216693886U (en) |
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2021
- 2021-12-24 CN CN202123284715.9U patent/CN216693886U/en active Active
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