CN220507099U - Air duct structure capable of enhancing ultraviolet disinfection effect and fresh air system - Google Patents
Air duct structure capable of enhancing ultraviolet disinfection effect and fresh air system Download PDFInfo
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- CN220507099U CN220507099U CN202322072841.0U CN202322072841U CN220507099U CN 220507099 U CN220507099 U CN 220507099U CN 202322072841 U CN202322072841 U CN 202322072841U CN 220507099 U CN220507099 U CN 220507099U
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 30
- 230000000694 effects Effects 0.000 title claims abstract description 26
- 230000002708 enhancing effect Effects 0.000 title claims abstract description 16
- 238000002310 reflectometry Methods 0.000 claims abstract description 8
- 239000011324 bead Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 9
- 241000894006 Bacteria Species 0.000 abstract description 8
- 244000005700 microbiome Species 0.000 abstract description 7
- 238000005286 illumination Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000011148 porous material Substances 0.000 description 5
- 230000001954 sterilising effect Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 241000700605 Viruses Species 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
- 229920001909 styrene-acrylic polymer Polymers 0.000 description 1
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model discloses an air duct structure for enhancing ultraviolet disinfection effect and a fresh air system. The wall of the air passing cavity is at least partially formed with a mirror surface, and the reflectivity of the mirror surface is more than or equal to 80%. Like this, ultraviolet ray that ultraviolet lamp sent can strengthen the illumination intensity of ultraviolet convection current through the air current of wind chamber under the reflection of mirror surface, increases effectively to the efficiency of killing microorganisms such as bacterium in the air to improve disinfection effect, make the wind channel structure that sets up ultraviolet lamp can have less volume, when reducing manufacturing cost, can be set up in the fresh air machine, promote installation effectiveness.
Description
Technical Field
The utility model relates to the technical field of air conditioning, in particular to an air duct structure for enhancing ultraviolet disinfection effect and a fresh air system.
Background
The ultraviolet lamp sterilizing mode is widely applied to the field of air sterilization and disinfection, but because the ultraviolet rays need enough irradiation intensity and time length to kill bacteria and the like, a fresh air system on the market needs to be provided with a longer air duct for disinfection and sterilization, and more ultraviolet lamps are arranged in the air duct to achieve better disinfection effect. This leads to the cost of new trend system on the one hand to rise, and on the other hand causes ultraviolet lamp required installation space bigger, can't settle ultraviolet lamp in new trend machine box, leads to the installation complicacy, and required installation man-hour is longer.
Disclosure of Invention
Therefore, the utility model aims to provide the air duct structure and the fresh air system for enhancing the ultraviolet disinfection effect, which enhance the irradiation intensity of the ultraviolet lamp and enhance the disinfection effect, thereby reducing the production and installation difficulty.
In order to solve the above technical problems, the present utility model provides an air duct structure for enhancing ultraviolet disinfection effect, comprising:
the shell is provided with an air inlet and an air outlet, an air passing cavity communicated with the air inlet and the air outlet is formed in the shell, and the air passing cavity is used for installing an ultraviolet lamp;
wherein the wall of the air passing cavity is at least partially formed with a mirror surface, and the reflectivity of the mirror surface is more than or equal to 80%.
In an embodiment, the air passing cavity wall is at least partially arranged in a concave cambered surface, and the mirror surface is at least distributed at a position where the air passing cavity wall is arranged in the concave cambered surface.
In an embodiment, the air duct structure further comprises an air inlet orifice and an air outlet orifice which are installed on the shell, and the air inlet orifice and the air outlet orifice are sequentially arranged along the air supply direction, so that the ultraviolet lamp is located between the air inlet orifice and the air outlet orifice.
In an embodiment, the mirror surface is formed on a side of the air inlet hole plate facing the air outlet hole plate and a side of the air outlet hole plate facing the air inlet hole plate respectively.
In an embodiment, the air inlet hole plate faces one side of the air outlet hole plate and one side of the air outlet hole plate faces the air inlet hole plate are respectively arranged in a concave cambered surface.
In one embodiment, the mirror is mirror polished from the through-air chamber wall; or,
the mirror surface is formed by an electroplated layer covered on the wall of the air passing cavity; or,
the mirror surface is formed by reflective paint on the wall of the air passing cavity; or,
the mirror surface is formed by a reflecting material attached to the wall of the air passing cavity.
In an embodiment, the air duct structure further comprises an ultraviolet lamp, wherein the ultraviolet lamp comprises a plurality of groups of lamp strips, each group of lamp strips comprises a mounting rod extending along the axial direction and a plurality of lamp beads arranged on the mounting rod, the lamp beads of each group of lamp strips are axially distributed on the mounting rod, and a plurality of groups of lamp strips are distributed at intervals along the circumferential direction of the air passing cavity.
In an embodiment, the ultraviolet lamp further comprises a first ring frame and a second ring frame, the first ring frame and the second ring frame are axially arranged at intervals, two ends of each mounting rod are respectively connected with the first ring frame and the second ring frame, the first ring frame is detachably connected with the air inlet pore plate, and the second ring frame is detachably connected with the air outlet pore plate.
In order to solve the technical problems, the present utility model provides a fresh air system, including:
the fresh air box body is provided with an air inlet side air channel and an air outlet side air channel, and the air inlet side air channel and the air outlet side air channel are respectively used for communicating indoor and outdoor;
the air inlet side fan is arranged in the air inlet side air duct;
the air outlet side fan is arranged in the air outlet side air duct; the method comprises the steps of,
the air duct structure is arranged on the box body of the fresh air machine, the air passing cavity forms a part of the air inlet side air duct, and the air duct structure is positioned at the downstream of the air inlet side fan in the air supply direction.
In an embodiment, the fresh air system further comprises a filtering device, wherein the filtering device is arranged on the air inlet side air duct and is located at the upstream of the air inlet side fan in the air supply direction.
The technical scheme provided by the utility model has the following advantages:
the utility model provides an air duct structure for enhancing ultraviolet disinfection effect and a fresh air system with the air duct structure. The wall of the air passing cavity is at least partially formed with a mirror surface, and the reflectivity of the mirror surface is more than or equal to 80%. Like this, ultraviolet ray that ultraviolet lamp sent can strengthen the ultraviolet convection current under the reflection of mirror surface through the illumination intensity of the air current of wind chamber, increase effectively to the efficiency of killing microorganisms such as bacterium in the air to improve disinfection effect, make the wind channel structure that sets up ultraviolet lamp can have less volume, when reducing manufacturing cost, can be set up in the fresh air machine, promote installation effectiveness.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an embodiment of an air duct structure for enhancing ultraviolet disinfection effect according to the present utility model;
FIG. 2 is a schematic perspective view of the duct structure of FIG. 1, wherein the air intake aperture plate is not shown;
FIG. 3 is a side view of the airway structure of FIG. 1;
FIG. 4 is a cross-sectional view of the airway structure of FIG. 3;
FIG. 5 is a front view of the air intake aperture plate of FIG. 1;
fig. 6 is a schematic perspective view of the ultraviolet lamp of fig. 1.
Reference numerals illustrate:
100-an air duct structure; 1-a housing; 11-an air inlet; 12-an air outlet; 13-passing through the wind cavity; 2-ultraviolet lamp; 21-a light strip; 211-mounting a rod; 212-lamp beads; 22-a first ring frame; 23-a second ring frame; 31-an air inlet pore plate; 32-an air outlet orifice plate.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
Referring to fig. 1 to 6, the present utility model provides an air duct structure 100 for enhancing ultraviolet disinfection effect, which includes a housing 1, wherein the housing 1 is provided with an air inlet 11 and an air outlet 12, an air passing cavity 13 communicating the air inlet 11 and the air outlet 12 is formed in the housing 1, and the air passing cavity 13 is used for installing an ultraviolet lamp 2. Wherein, the wall of the air passing cavity 13 is at least partially formed with a mirror surface, and the reflectivity of the mirror surface is more than or equal to 80%. In this embodiment, the material of the housing 1 may be plastic, steel, aluminum or composite material, etc., and the housing 1 defines the air passing cavity 13, and the wall of the air passing cavity is the inner surface of the housing 1. The air inlet 11 is used for being communicated with the outside, and the air outlet 12 is used for being communicated with the inside, so that outdoor air flows into the air passing cavity 13 from the air inlet 11, flows into the inside from the air outlet 13 after being irradiated by the ultraviolet lamp 2, harmful microorganisms such as bacteria and viruses in the air are effectively killed or inactivated, the air quality is improved, and healthier air is provided for the inside. Wherein the through-air chamber wall is at least partially formed with a mirror surface, preferably the through-air chamber wall is entirely distributed with a mirror surface. The reflectivity of the mirror surface is more than or equal to 80 percent. Thus, the ultraviolet rays emitted by the ultraviolet lamp 2 can strengthen the illumination intensity of the airflow of the ultraviolet convection passing through the wind cavity 13 under the reflection of the mirror surface, so that the killing efficiency of microorganisms such as bacteria in the air is effectively increased, the disinfection effect is improved, the air duct structure 100 provided with the ultraviolet lamp 5 can have smaller volume, the production cost is reduced, and meanwhile, the ultraviolet radiation device can be arranged in a fresh air machine, and the installation efficiency is improved.
The mirror surface may be formed by mirror polishing the wall of the ventilation chamber made of stainless steel or the like. In some embodiments, the mirror surface is formed by a plating layer, such as a metal plating layer, for example, a chrome plating layer, that covers the air chamber wall. In some embodiments, the mirror surface is formed by a reflective coating on the wall of the air passing cavity, and the reflective coating can be acrylic emulsion, styrene-acrylic emulsion, and the like. In some embodiments, the mirror surface is formed by a reflective material attached to the wall of the air passing cavity, for example, a reflective film, a reflective cloth, and the like. Thus, the wall of the ventilation cavity has higher reflectivity, for example, the reflectivity is greater than or equal to 80%, ultraviolet rays emitted by the ultraviolet lamp 2 can strengthen the illumination intensity of the ultraviolet rays convection air flow passing through the ventilation cavity 13 under the reflection of the mirror surface, and the killing efficiency of microorganisms such as bacteria in the air is effectively increased, so that the disinfection effect is improved, the air duct structure 100 provided with the ultraviolet lamp 5 can have smaller volume, the production cost is reduced, the ultraviolet lamp can be arranged in a fresh air machine, and the installation efficiency is improved.
The housing 1 may have a substantially cylindrical shape, and may have various specific shapes, for example, a cylindrical shape, a square cylindrical shape, and the like. In this embodiment, the air passing cavity wall of the air passing cavity 13 is a concave cambered surface, and the mirror surface is distributed on the whole inner surface of the air passing cavity wall. Thus, the wall of the air passing cavity plays a role in condensing and reflecting, so that the intensity of ultraviolet lamp light in the air passing cavity 13 is greatly increased. The ultraviolet rays emitted by the ultraviolet lamp 2 can effectively increase the killing efficiency of microorganisms such as bacteria in the air under the reflection of the mirror surface, thereby improving the disinfection effect. Meanwhile, the ultraviolet rays emitted by the ultraviolet lamp 2 can be uniformly reflected on the concave cambered surface, so that reflection loss of the ultraviolet rays at right angles or acute angles is avoided, and the disinfection effect is further improved.
In a preferred embodiment, referring to fig. 1, 2 and 4, the air duct structure 100 further includes an air inlet hole plate 31 and an air outlet hole plate 32 mounted on the housing 1, and the air inlet hole plate 31 and the air outlet hole plate 32 are sequentially arranged along the air supply direction, so that the ultraviolet lamp 2 is located between the air inlet hole plate 31 and the air outlet hole plate 32. Thus, the air inlet hole plate 31 and the air outlet hole plate 32 play a role in shielding ultraviolet rays, so that the loss of the ultraviolet rays is reduced, and on the other hand, the flowing air is distributed more uniformly in the air duct 13, so that the air can be irradiated by the ultraviolet lamp 2 more fully, and bacterial viruses in the air are inactivated more thoroughly.
Further, referring to fig. 4, the dashed arrow represents the irradiation direction of the ultraviolet ray. The mirror surface is formed on the side of the air inlet aperture plate 31 facing the air outlet aperture plate 32, and on the side of the air outlet aperture plate 32 facing the air inlet aperture plate 31. Thus, the ultraviolet rays emitted by the ultraviolet lamp 2 can be reflected on the air inlet pore plate 31, the air outlet pore plate 32 and the air channel cavity wall for multiple times, so that the ultraviolet ray intensity in the air channel 13 is increased, the killing times of the ultraviolet rays on microorganisms such as bacteria in the air are improved, and the disinfection effect is improved.
Preferably, the air inlet hole plate 31 faces to one side of the air outlet hole plate 32, and one side of the air outlet hole plate 32 facing to the air inlet hole plate 31 is respectively arranged in a concave cambered surface. Thus, the ultraviolet rays emitted by the ultraviolet lamp 2 can be uniformly reflected on the concave cambered surface, so that the reflection loss of the ultraviolet rays at right angles or acute angles is avoided, and the disinfection effect is further improved.
In an embodiment, referring to fig. 2 and 6 in combination, the ultraviolet lamp 2 includes a plurality of groups of lamp strips 21, each group of lamp strips 21 includes a mounting rod 211 extending along an axial direction, and a plurality of lamp beads 212 provided on the mounting rod 211, the plurality of lamp beads 212 of each group of lamp strips 21 are distributed along the axial direction on the mounting rod 211, and the plurality of groups of lamp strips 21 are distributed at intervals along a circumferential direction of the air passing cavity 13. Generally, the lamp beads 212 are small in size, inconvenient to install, and insufficient in illumination intensity of the single lamp beads 212. The plurality of groups of lamp strips 21 are convenient for installing and replacing the lamp beads 212, and only the installation rod 211 is required to be fixed on the inner wall of the shell 1. Meanwhile, the plurality of lamp beads 212 with smaller specifications are assembled together through the mounting rod 211, so that the ultraviolet irradiation intensity and uniformity can be improved, the air can be sufficiently irradiated when passing through the sterilizing assembly 100, and the sterilizing effect is improved.
With continued reference to fig. 4 and 6, the ultraviolet lamp 2 further includes a first ring frame 22 and a second ring frame 23, where the first ring frame 22 and the second ring frame 23 are axially disposed at intervals, two ends of each mounting rod 211 are respectively connected to the first ring frame 22 and the second ring frame 23, the first ring frame 22 is detachably connected to the air inlet hole plate 31, and the second ring frame 23 is detachably connected to the air outlet hole plate 32. In an embodiment, the ultraviolet lamp 2 can be firmly and detachably installed in the casing 1 through the clamping connection between the first ring frame 22 and the air inlet hole plate 31 and the clamping connection between the second ring frame 23 and the air outlet hole plate 32, so that the ultraviolet lamp 2 is convenient to overhaul and replace, and is convenient to clean after long-time use of accumulated dust.
The utility model also provides a fresh air system which comprises the air channel structure, and particularly comprises a fresh air box body, an air inlet side fan and an air outlet side, wherein the fresh air box body is provided with an air inlet side air channel and an air outlet side air channel, and the air inlet side air channel and the air outlet side air channel are respectively used for being communicated with indoor and outdoor. The air inlet side fan is arranged in the air inlet side air channel, and the air outlet side fan is arranged in the air outlet side air channel. The air duct structure 100, the air duct structure 100 is disposed in the fresh air box, the air passing cavity 13 forms a part of the air intake side air duct, and the air duct structure 100 is located downstream of the air intake side fan in the air supply direction. In this embodiment, the fresh air system can send outdoor air into the air duct structure 100 after being sucked by the air inlet side fan, and send the outdoor air into the room after being sterilized by the ultraviolet lamp 2 and then being discharged by the air outlet side fan, thereby improving the quality of indoor air.
In a preferred embodiment, the fresh air system further comprises a filter device, wherein the filter device is arranged in the air inlet side air duct and is positioned upstream of the air inlet side fan in the air supply direction. Thus, the fresh air system can send outdoor air into a room after being filtered by the filtering device and then disinfected by the ultraviolet lamp 2, thereby further improving the quality of indoor air.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. Based on the embodiments of the present utility model, those skilled in the art may make other different changes or modifications without making any creative effort, which shall fall within the protection scope of the present utility model.
Claims (10)
1. An air duct structure for enhancing ultraviolet disinfection effect, comprising:
the shell is provided with an air inlet and an air outlet, an air passing cavity communicated with the air inlet and the air outlet is formed in the shell, and the air passing cavity is used for installing an ultraviolet lamp;
wherein the wall of the air passing cavity is at least partially formed with a mirror surface, and the reflectivity of the mirror surface is more than or equal to 80%.
2. The air duct structure for enhancing ultraviolet disinfection effect according to claim 1, wherein the air passing cavity wall is at least partially arranged in a concave arc surface, and the mirror surface is at least distributed at a position where the air passing cavity wall is arranged in the concave arc surface.
3. The air duct structure for enhancing an ultraviolet disinfection effect according to claim 1, further comprising an air inlet orifice plate and an air outlet orifice plate mounted to the housing, the air inlet orifice plate and the air outlet orifice plate being sequentially arranged in an air supply direction such that the ultraviolet lamp is located between the air inlet orifice plate and the air outlet orifice plate.
4. The air duct structure for enhancing ultraviolet disinfection effects as claimed in claim 3, wherein the air inlet aperture plate is formed with the mirror surface on a side facing the air outlet aperture plate and a side facing the air inlet aperture plate, respectively.
5. The air duct structure for enhancing ultraviolet disinfection effect as claimed in claim 4, wherein the air inlet hole plate is arranged in a concave cambered surface on one side facing the air outlet hole plate and one side facing the air inlet hole plate.
6. The ultraviolet light disinfection-enhancing air duct structure of any one of claims 3-5, wherein said mirror surface is mirror finished from said through-air chamber wall; or,
the mirror surface is formed by an electroplated layer covered on the wall of the air passing cavity; or,
the mirror surface is formed by reflective paint on the wall of the air passing cavity; or,
the mirror surface is formed by a reflecting material attached to the wall of the air passing cavity.
7. The air duct structure for enhancing ultraviolet disinfection effects as claimed in claim 6, further comprising an ultraviolet lamp, wherein the ultraviolet lamp comprises a plurality of groups of lamp bands, each group of lamp bands comprises a mounting rod extending along an axial direction and a plurality of lamp beads arranged on the mounting rod, the plurality of lamp beads of each group of lamp bands are distributed along the axial direction on the mounting rod, and a plurality of groups of lamp bands are distributed at intervals along the circumferential direction of the air passing cavity.
8. The ultraviolet radiation disinfection and effective air duct structure according to claim 7, wherein said ultraviolet radiation lamp further comprises a first ring frame and a second ring frame, said first ring frame and said second ring frame are axially spaced apart, two ends of each of said mounting bars are respectively connected to said first ring frame and said second ring frame, said first ring frame is detachably connected to said air inlet orifice plate, and said second ring frame is detachably connected to said air outlet orifice plate.
9. A fresh air system, comprising:
the fresh air box body is provided with an air inlet side air channel and an air outlet side air channel, and the air inlet side air channel and the air outlet side air channel are respectively used for communicating indoor and outdoor;
the air inlet side fan is arranged in the air inlet side air duct;
the air outlet side fan is arranged in the air outlet side air duct; the method comprises the steps of,
the air duct structure for enhancing ultraviolet ray disinfection effects according to any one of claims 1 to 8, said air duct structure being provided to said fresh air casing, and said air passing chamber constituting a part of said air intake side air duct, said air duct structure being located downstream of said air intake side fan in a blowing direction.
10. The fresh air system of claim 9, further comprising a filter device disposed in the intake side duct upstream of the intake side fan in the direction of air supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322072841.0U CN220507099U (en) | 2023-08-03 | 2023-08-03 | Air duct structure capable of enhancing ultraviolet disinfection effect and fresh air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322072841.0U CN220507099U (en) | 2023-08-03 | 2023-08-03 | Air duct structure capable of enhancing ultraviolet disinfection effect and fresh air system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220507099U true CN220507099U (en) | 2024-02-20 |
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ID=89878967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322072841.0U Active CN220507099U (en) | 2023-08-03 | 2023-08-03 | Air duct structure capable of enhancing ultraviolet disinfection effect and fresh air system |
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| Country | Link |
|---|---|
| CN (1) | CN220507099U (en) |
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2023
- 2023-08-03 CN CN202322072841.0U patent/CN220507099U/en active Active
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