CN219656243U - New fan - Google Patents
New fan Download PDFInfo
- Publication number
- CN219656243U CN219656243U CN202321239820.7U CN202321239820U CN219656243U CN 219656243 U CN219656243 U CN 219656243U CN 202321239820 U CN202321239820 U CN 202321239820U CN 219656243 U CN219656243 U CN 219656243U
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- Prior art keywords
- air
- air inlet
- inlet channel
- heat exchanger
- bin
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- 238000005192 partition Methods 0.000 claims abstract description 38
- 238000005452 bending Methods 0.000 claims abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a fresh air fan, relates to the technical field of fresh air, and aims to solve the problems of complex internal structure and low heat exchange efficiency of the existing fresh air fan. The novel fan comprises a machine case, wherein a heat exchanger is arranged in an inner bin of the machine case, the inner bin of the machine case comprises a first air inlet channel and a second air inlet channel, the first air inlet channel and the second air inlet channel are respectively positioned on two opposite sides of the heat exchanger, the inner bin of the machine case also comprises a first air exhaust bin and a second air exhaust bin, the first air exhaust bin and the second air exhaust bin are respectively positioned on two opposite sides of the heat exchanger, a first partition plate is arranged between the first air inlet channel and the first air exhaust bin, a second partition plate is arranged between the second air inlet channel and the second air exhaust bin, a first gap is reserved between the first partition plate and the heat exchanger, a second gap is reserved between the second partition plate and the heat exchanger, the first gap is communicated with the first air inlet channel, the second gap is communicated with the second air inlet channel, the first partition plate is provided with a first bending part, and the second partition plate is provided with a second bending part.
Description
Technical Field
The utility model relates to the technical field of fresh air, in particular to a fresh air fan.
Background
The fresh air blower is an effective air purifying device, which can circulate indoor air, on one hand, the indoor polluted air is discharged out of the room, and on the other hand, the outdoor fresh air is input into the room after the measures of sterilization, disinfection, filtration and the like, so that the room is fresh and clean at all times.
The existing fresh air fan generally adopts a case structure, and a fan, a filter, a heat exchanger and other components are arranged in the case. However, the existing chassis has complex internal structure layout, low space utilization rate and influence on the miniaturization of equipment. Especially, the heat exchanger has low heat exchange efficiency due to space limitation, and the heat exchange performance of the fresh air blower is affected.
Specifically, the space is generally subdivided by using layer-by-layer partitions and baffles in the chassis of the existing fresh air blower to fix and guide various internal components, such as fans, filters, heat exchangers, etc. Although the structure can play a certain role in supporting and guiding, the size and weight of the case are increased, and meanwhile, the heat exchange area of the heat exchanger is limited, so that the heat exchange efficiency is affected. And the heat exchanger is used as a core component for realizing heat exchange of the fresh air machine, and the heat exchange efficiency directly influences the overall energy efficiency of the fresh air machine.
Therefore, how to simplify the internal structure of the fresh air machine case and improve the space utilization rate and the heat exchange efficiency of the heat exchanger becomes a technical problem to be solved by the utility model.
Disclosure of Invention
The utility model aims to provide a fresh air machine which is simple in internal structure and high in heat exchange efficiency of a heat exchanger.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a new fan, includes the quick-witted case, be equipped with the heat exchanger in the interior storehouse of machine case, the interior storehouse of machine case includes first air inlet channel and second air inlet channel, first air inlet channel, second air inlet channel are located respectively on the both sides that the heat exchanger is relative, the interior storehouse of machine case still includes first air exhaust storehouse and second air exhaust storehouse, first air exhaust storehouse the second air exhaust storehouse is located respectively on the both sides that the heat exchanger is relative, first air inlet channel with first air exhaust storehouse is adjacent and have first baffle between the two, second air inlet channel with second air exhaust storehouse is adjacent and have the second baffle between the two, first clearance has been reserved between first baffle and the heat exchanger, second baffle with reserve the second clearance between the heat exchanger, first clearance with first air inlet channel is linked together, the second clearance with second air inlet channel is linked together, first baffle has first air inlet portion, first passageway passes through first kink portion with first air exhaust storehouse is adjacent and has the second baffle, second air inlet portion has the second kink portion.
Compared with the prior art, the utility model has the advantages that: 1. by arranging only necessary partition boards, such as a first partition board and a second partition board, in the inner bin of the case, the internal structure is greatly simplified, the internal space is wide, the air flow is facilitated, the air flow resistance is reduced, the air flow is improved, and the heat exchange efficiency is improved; 2. the first partition plate and the second partition plate are arranged at necessary positions only, and a first gap and a second gap are formed at two sides of the heat exchanger, so that the first air inlet channel and the second air inlet channel are directly communicated with the heat exchanger, the air flow can have zero resistance, the ventilation contact area of the heat exchanger is increased, the air flowing through the surface of the heat exchanger is as uniform as possible, and the heat exchange efficiency is greatly improved; 3. the first baffle is equipped with first kink, and the second baffle is equipped with the second kink, makes the air current of first air inlet channel and second air inlet channel can flow into first clearance and second clearance smoothly, reduces impact and friction loss when the air current flow direction changes.
In some embodiments of the present utility model, the chassis is provided with a first air inlet and a second air inlet, and the first air inlet and the second air inlet are respectively communicated with the first air inlet channel and the second air inlet channel. The first air inlet and the second air inlet enable the outside of the case to directly flow into the first air inlet channel and the second air inlet channel, and are beneficial to improving the air flow and the heat exchange efficiency.
In some embodiments of the present utility model, a first air outlet and a second air outlet are further provided on the chassis, and the first air outlet and the second air outlet are respectively communicated with the first air exhaust bin and the second air exhaust bin. The first air outlet and the second air outlet enable the air exhausted by the first air exhausting bin and the second air exhausting bin to be directly exhausted, so that the flowing resistance and the backflow of air flow are reduced, and the heat exchange efficiency is improved.
In some embodiments of the present utility model, the first air inlet channel is provided with a first bottom plate connected with the first partition, and the first bottom plate is provided with a first inclined plane for guiding air from the first air inlet to the heat exchanger, and the height of the first inclined plane near one end of the heat exchanger is higher than that of the first inclined plane near one end of the first air inlet. The first inclined plane is used for guiding, so that air of the first air inlet channel smoothly flows towards the heat exchanger, energy loss caused by air flow direction change is reduced, and heat exchange efficiency is improved.
In some embodiments of the present utility model, the second air inlet channel is provided with a second bottom plate connected with the second partition, and the second bottom plate is provided with a second inclined plane for guiding air from the second air inlet to the heat exchanger, and the height of the second inclined plane near one end of the heat exchanger is higher than that of the second inclined plane near one end of the second air inlet. The second inclined plane is used for guiding, so that air in the second air inlet channel smoothly flows towards the heat exchanger, energy loss caused by air flow direction change is reduced, and heat exchange efficiency is improved.
In some embodiments of the utility model, the first air intake passage and the second air intake passage are symmetrically arranged about the heat exchanger. The symmetrical arrangement of the first air inlet channel and the second air inlet channel can ensure that the air flows at two sides of the heat exchanger are kept symmetrical and balanced, thereby being beneficial to the heat exchange efficiency and the service life of the heat exchanger.
In some embodiments of the utility model, the first and second exhaust bins are symmetrically arranged about the heat exchanger. The symmetrical arrangement of the first exhaust bin and the second exhaust bin can ensure that the air flows at two sides of the heat exchanger are kept symmetrical and balanced, thereby being beneficial to the heat exchange efficiency and the service life of the heat exchanger.
Drawings
FIG. 1 is a schematic view of the internal structure of the present utility model;
fig. 2 is a cross-sectional view of the present utility model.
In the figure: 1. a chassis; 2. a heat exchanger; 3. a first air inlet channel; 4. a second air inlet channel; 5. a first exhaust bin; 6. a second exhaust bin; 7. a first separator; 8. a second separator; 9. a first gap; 10. a second gap; 11. a first bending part; 12. a second bending part; 13. a first air inlet; 14. a second air inlet; 15. a first air outlet; 16. a second air outlet; 17. a first base plate; 18. a first inclined surface; 19. a second base plate; 20. a second inclined surface; 21. a first motor assembly; 22. a second motor assembly.
Detailed Description
The present utility model will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
In the description of the present utility model, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present utility model that the device or element referred to must have a specific azimuth configuration and operation.
It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
The terms "comprises" and "comprising," along with any variations thereof, in the description and claims, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1-2, a fresh air blower comprises a machine case 1, a heat exchanger 2 is arranged in an inner bin of the machine case 1, the inner bin of the machine case 1 comprises a first air inlet channel 3 and a second air inlet channel 4, the first air inlet channel 3 and the second air inlet channel 4 are respectively positioned on two opposite sides of the heat exchanger 2, the inner bin of the machine case 1 also comprises a first air exhaust bin 5 and a second air exhaust bin 6, the first air exhaust bin 5 and the second air exhaust bin 6 are respectively positioned on two opposite sides of the heat exchanger 2, a first partition 7 is arranged between the first air inlet channel 3 and the first air exhaust bin 5, a second partition 8 is arranged between the second air inlet channel 4 and the second air exhaust bin 6, a first gap 9 is reserved between the first partition 7 and the heat exchanger 2, a second gap 10 is reserved between the second partition 8 and the heat exchanger 2, the first gap 9 is communicated with the first air inlet channel 3, the second gap 10 is communicated with the second air inlet channel 4, the first partition 7 is provided with a first air inlet 11, the first air inlet channel 3 is guided to the first gap 9 through the first gap 11, the second partition 8 is guided to the second air inlet channel 4 through the second bend 12, and the second partition is guided to the second air inlet channel 12 is guided to the second bend 12 through the second bend 12.
In the structure, 1. By arranging only necessary partition boards, such as a first partition board 7 and a second partition board 8, in the inner bin of the case 1, the internal structure is greatly simplified, the internal space is wide, the air flow is facilitated, the air flow resistance is reduced, the air flow rate is improved, and the heat exchange efficiency is improved; 2. the first partition plate 7 and the second partition plate 8 are arranged at necessary positions only, and a first gap 9 and a second gap 10 are formed at two sides of the heat exchanger 2, so that the first air inlet channel 3 and the second air inlet channel 4 are directly communicated with the heat exchanger 2, the air flow can have zero resistance, the ventilation contact area of the heat exchanger 2 is increased, the air flowing through the surface of the heat exchanger 2 is as uniform as possible, and the heat exchange efficiency is greatly improved; 3. the first partition plate 7 is provided with a first bending part 11, and the second partition plate 8 is provided with a second bending part 12, so that the air flow of the first air inlet channel 3 and the second air inlet channel 4 can smoothly flow into the first gap 9 and the second gap 10, and the impact and friction loss when the air flow direction changes are reduced.
In some embodiments of the present utility model, the chassis 1 is provided with a first air inlet 13 and a second air inlet 14, and the first air inlet 13 and the second air inlet 14 are respectively communicated with the first air inlet channel 3 and the second air inlet channel 4. The first air inlet 13 and the second air inlet 14 enable the outside of the case 1 to directly flow into the first air inlet channel 3 and the second air inlet channel 4, which is beneficial to improving the air flow and the heat exchange efficiency.
In some embodiments of the present utility model, the chassis 1 is further provided with a first air outlet 15 and a second air outlet 16, and the first air outlet 15 and the second air outlet 16 are respectively communicated with the first air exhaust bin 5 and the second air exhaust bin 6. The first air outlet 15 and the second air outlet 16 enable the air exhausted by the first air exhausting bin 5 and the second air exhausting bin 6 to be directly exhausted, so that the flow resistance and the backflow of air flow are reduced, and the heat exchange efficiency is improved.
In some embodiments of the utility model, the first air intake channel 3 is provided with a first bottom plate 17 connected to the first partition 7, and the first bottom plate 17 has a first inclined surface 18 for guiding air from the first air intake 13 to the heat exchanger 2, and the height of the first inclined surface 18 near one end of the heat exchanger 2 is higher than the height of the first inclined surface near one end of the first air intake 13. The first inclined surface 18 is used for guiding, so that the air in the first air inlet channel 3 can smoothly flow towards the heat exchanger 2, energy loss caused by air flow direction change is reduced, and heat exchange efficiency is improved.
In some embodiments of the utility model, the second air intake channel 4 is provided with a second bottom plate 19 connected to the second partition 8, and the second bottom plate 19 has a second inclined surface 20 for guiding air from the second air intake 14 to the heat exchanger 2, and the height of the second inclined surface 20 near one end of the heat exchanger 2 is higher than the height of the second inclined surface near one end of the second air intake 14. The second inclined surface 20 is used for guiding, so that the air in the second air inlet channel 4 can smoothly flow towards the heat exchanger 2, energy loss caused by air flow direction change is reduced, and heat exchange efficiency is improved.
In some embodiments of the utility model, the first air inlet channel 3 and the second air inlet channel 4 are symmetrically arranged with respect to the heat exchanger 2. The symmetrical arrangement of the first air inlet channel 3 and the second air inlet channel 4 can ensure that the air flows at two sides of the heat exchanger 2 are kept symmetrical and balanced, thereby being beneficial to the heat exchange efficiency and the service life of the heat exchanger 2.
In some embodiments of the utility model, the first and second exhaust bins 5, 6 are symmetrically arranged about the heat exchanger 2. The symmetrical arrangement of the first exhaust bin 5 and the second exhaust bin 6 can ensure that the air flows at two sides of the heat exchanger 2 are kept symmetrical and balanced, thereby being beneficial to the heat exchange efficiency and the service life of the heat exchanger 2.
Outdoor air enters the first air inlet channel 3 of the chassis 1 from the first air inlet 13, enters the second air exhaust bin 6 after heat exchange of the heat exchanger 2, and finally is discharged into the room from the second air outlet 16; indoor air enters the second air inlet channel 4 of the chassis 1 from the second air inlet 14, enters the first air exhaust bin 5/the second air exhaust bin 6 after heat exchange of the heat exchanger 2, and finally is discharged outdoors from the first air exhaust bin 5/indoors from the second air exhaust bin 6. The first air exhaust bin 5 is provided with a first motor assembly 21, the second air exhaust bin 6 is provided with a second motor assembly 22, the first motor assembly 21 is used for exhausting air to the first air outlet 15, and the second motor assembly 22 is used for exhausting air to the second air outlet 16.
The foregoing has outlined the basic principles, features, and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a new fan, includes quick-witted case (1), be equipped with heat exchanger (2) in the interior storehouse of machine case (1), its characterized in that: the inner bin of the case (1) comprises a first air inlet channel (3) and a second air inlet channel (4), the first air inlet channel (3) and the second air inlet channel (4) are respectively positioned on two opposite sides of the heat exchanger (2), the inner bin of the case (1) also comprises a first air exhaust bin (5) and a second air exhaust bin (6), the first air exhaust bin (5) and the second air exhaust bin (6) are respectively positioned on two opposite sides of the heat exchanger (2), the first air inlet channel (3) and the first air exhaust bin (5) are adjacent and provided with a first partition board (7) therebetween, the second air inlet channel (4) and the second air exhaust bin (6) are adjacent and provided with a second partition board (8) therebetween, a first gap (9) is reserved between the first partition board (7) and the heat exchanger (2), a second gap (10) is reserved between the second partition board (8) and the heat exchanger (2), the first gap (9) and the first air inlet channel (3) are adjacent and the first air inlet channel (4) are provided with a first partition board (11), the first air inlet channel (4) is communicated with the first air inlet channel (11), the second partition plate (8) is provided with a second bending part (12), and the second air inlet channel (4) guides air to the second gap (10) through the second bending part (12).
2. A fresh air fan according to claim 1, wherein: the machine case (1) is provided with a first air inlet (13) and a second air inlet (14), and the first air inlet (13) and the second air inlet (14) are respectively communicated with the first air inlet channel (3) and the second air inlet channel (4).
3. A fresh air fan according to claim 2, characterized in that: the machine case (1) is further provided with a first air outlet (15) and a second air outlet (16), and the first air outlet (15) and the second air outlet (16) are respectively communicated with the first air exhaust bin (5) and the second air exhaust bin (6).
4. A fresh air fan according to claim 2, characterized in that: the first air inlet channel (3) is provided with a first bottom plate (17) connected with the first partition plate (7), the first bottom plate (17) is provided with a first inclined surface (18) for guiding air from the first air inlet (13) to the heat exchanger (2), and the position height of the first inclined surface (18) close to one end of the heat exchanger (2) is higher than the position height of the first inclined surface close to one end of the first air inlet (13).
5. A fresh air fan according to claim 2, characterized in that: the second air inlet channel (4) is provided with a second bottom plate (19) connected with the second partition plate (8), the second bottom plate (19) is provided with a second inclined plane (20) for guiding air from the second air inlet (14) to the heat exchanger (2), and the position height of the second inclined plane (20) close to one end of the heat exchanger (2) is higher than the position height of the second inclined plane close to one end of the second air inlet (14).
6. A fresh air fan according to claim 1, wherein: the first air inlet channel (3) and the second air inlet channel (4) are symmetrically arranged relative to the heat exchanger (2).
7. A fresh air fan according to claim 1, wherein: the first exhaust bin (5) and the second exhaust bin (6) are symmetrically arranged relative to the heat exchanger (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321239820.7U CN219656243U (en) | 2023-05-22 | 2023-05-22 | New fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321239820.7U CN219656243U (en) | 2023-05-22 | 2023-05-22 | New fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219656243U true CN219656243U (en) | 2023-09-08 |
Family
ID=87853616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321239820.7U Active CN219656243U (en) | 2023-05-22 | 2023-05-22 | New fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219656243U (en) |
-
2023
- 2023-05-22 CN CN202321239820.7U patent/CN219656243U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |