CN220609835U - Tunnel air purification case - Google Patents
Tunnel air purification case Download PDFInfo
- Publication number
- CN220609835U CN220609835U CN202321655605.5U CN202321655605U CN220609835U CN 220609835 U CN220609835 U CN 220609835U CN 202321655605 U CN202321655605 U CN 202321655605U CN 220609835 U CN220609835 U CN 220609835U
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- Prior art keywords
- air
- tunnel
- purifying
- box
- box body
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- 238000004887 air purification Methods 0.000 title claims abstract description 25
- 239000011941 photocatalyst Substances 0.000 claims abstract description 13
- 238000005286 illumination Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 238000001914 filtration Methods 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 11
- 238000000746 purification Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 29
- 230000000694 effects Effects 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001699 photocatalysis Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model discloses a tunnel air purifying box, which comprises a box body, wherein an air inlet and an air outlet are arranged on the box body, and a purifying channel is formed by enclosing the inner wall of the box body between the air inlet and the air outlet; the air purification board sets up in purifying channel, and air purification board surface is equipped with the photocatalyst, and the photocatalyst is used for purifying the air that gets into tunnel air purification case from the air intake. Wherein, the box is transparent in at least partial region, and external illumination is incident on the air purification board through the drill way and the partial transparent region of box to purify NO, improve the air quality in the tunnel. The existing illumination in the tunnel is utilized, so that the source is rich, the energy consumption of the light source can be reduced, and the resources are saved.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to a tunnel air purification box.
Background
The automobile can produce various exhaust gases, such as CO, HC, NOx and pollutants such as particulate matter, when running. Highway tunnels are a common project in highway construction, and their special construction modes result in their relative closure, and automotive exhaust is difficult to circulate in the relatively closed air of the tunnel. NOx is an important precursor of atmospheric pollutants PM2.5 and ozone, and is easy to cause serious dust haze, meanwhile, an automobile runs in a relatively closed tunnel to raise solid matters, so that air pollution in the tunnel is serious, visibility is low, even local haze and group fog are formed, vision of a driver is influenced, and traffic accidents are easy to cause. Therefore, solving the air pollution and visibility in the tunnel, so that the driver has good sight is an effective and feasible means for avoiding tunnel traffic accidents. The main component of nitrogen oxides (NOx) in air pollutants is Nitric Oxide (NO), which accounts for about 95%. Therefore, one of the main means for solving the air pollution in the tunnel is to effectively purify NO.
The main technology for solving the problem of NO pollution is to purify NO under the action of a catalyst, and energy is needed in the process of purifying NO and is usually provided by lamplight arranged in a purification device. A photocatalytic air purifier as disclosed in publication No. CN 204159211U, which has two ultraviolet light sources for energizing the photocatalyst, is provided therein for NO and NO 2 The pollutants have good removal effect.
However, the purifying device of the technology is internally provided with the light source, and the energy consumption is increased, so that the device for purifying the air in the tunnel can be used under the existing lighting condition in the tunnel, and the energy consumption can be greatly saved.
Disclosure of Invention
Aiming at the problems, the utility model aims to provide a tunnel air purifying box which utilizes the existing lighting conditions of a tunnel to purify NO, improves the air quality in the tunnel, can reduce the energy consumption of energy sources and saves resources.
The specific technical scheme is as follows:
a tunnel air purifying box comprises
The box body is provided with an air inlet and an air outlet, and a purifying channel is formed by enclosing the inner wall of the box body between the air inlet and the air outlet;
the air purifying plate is arranged in the purifying channel, and the surface of the air purifying plate is provided with a photocatalyst which is used for purifying air entering from the air inlet;
the box body is at least partially transparent, and external illumination is incident on the air purification plate through the hole opening of the box body and the partially transparent area, so that the photocatalyst can be used for purifying air entering through the air inlet in a photocatalysis mode.
In one embodiment, the air purifying device further comprises a filtering device, wherein the filtering device is installed in the purifying channel and is located between the air inlet and the air purifying plate and used for filtering particulate solids in air entering the air inlet.
In one embodiment, the filtering device comprises a filter screen and a spray header, the filter screen cloth is arranged in the purifying channel, the box body is provided with a water inlet and a water outlet, the spray header is connected with a tunnel water pipe, and water sprays the filter screen from the water inlet and flows out through the water outlet.
In one embodiment, the filtering device further comprises a scraper rest, a scraper, a controller and an electric push rod, wherein the controller is electrically connected with the electric push rod, the scraper rest is connected with the electric push rod, and the scraper is installed on the scraper rest; the controller controls the electric push rod to drive the scraper to move, and particles and solids on the surface of the filter screen are scraped.
In one embodiment, the air conditioner further comprises a fan, wherein the fan is used for providing power to enable air in the tunnel to enter through the air inlet, flow through the purification channel and then be discharged through the air outlet.
In one embodiment, a handle is provided on the outer side of the case.
In one embodiment, the circuit external port is mounted on the box body and used for connecting a tunnel power line and the fan power line.
In one embodiment, the case is made of transparent plastic.
The utility model has the beneficial effects that: above-mentioned tunnel air purification case, the air in the tunnel enters into the purification channel through the air intake in, then flows through the air purification board, and the photocatalyst on the air purification board purifies air under the illumination, and the air after the purification is discharged from the air outlet. The illumination is provided by illumination such as an illuminating lamp in a tunnel and a car lamp in the driving process, and can penetrate through the transparent area of the box body and the hole opening of the box body to irradiate on the air purification plate.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
The tunnel air purifying box shown in fig. 1 is a schematic structural view;
FIG. 2 is a schematic cross-sectional view of a tunnel air cleaning box
Reference numerals:
10-a box body, 20-an air purifying plate, 11-an air inlet, 12-an air outlet and 13-a filtering device,
131-filter screen, 132-spray header, 133-tunnel water pipe, 134-electric push rod, 135-controller,
15-a fan, 16-a portable device, 17-a circuit external port, 18-a water inlet and 19-a water outlet.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
Referring to fig. 1 and 2, in one embodiment, a tunnel air purifying box includes a box body 10 and an air purifying plate 20. An air inlet 11 and an air outlet 12 are arranged on the box body 10, and a purifying channel is formed by enclosing the inner wall of the box body 10 between the air inlet 11 and the air outlet 12. The air purifying plate 20 is provided on the inner wall of the case 10, and a photocatalyst is provided on the surface of the air purifying plate 20. At the same time, at least a part of the area of the case 10 is transparent, and external light is incident on the air purification plate 20 through the opening of the case and a part of the transparent area, so that the photocatalyst catalyzes and purifies the air entering the air inlet 11.
Above-mentioned tunnel air purification case, the air in the tunnel enters into the purification channel through air intake 11, then flows through air purification board 20, and the photocatalyst on the air purification board 20 purifies the air under the illumination, and the air after the purification is discharged from air outlet 12. Wherein, illumination such as the illumination lamp in the tunnel, car light in the driving process can shine on air purification board 20 through the transparent region of box and the drill way of box, and the illumination source is abundant, can reduce the energy consumption of light source, resources are saved.
It will be appreciated that in other embodiments, the mounting arrangement of the air purification plate 20 may be flexibly adjusted as desired. For example, the air cleaning plate 20 may be vertically bent and extended in a corrugated shape along the air flow direction in the cleaning passage, and the contact area of the air cleaning plate 20 with the air may be increased, thereby improving the air cleaning effect. Alternatively, the air purifying plates 20 are vertically fixed on the inner wall of the case 10, and the air purifying plates 20 are staggered up and down to form a baffle channel, so that the contact area between the air purifying plates 20 and the air can be increased.
In one embodiment, the case 10 is made of transparent plastic, that is, external light can be incident into the case 10 from all directions of the case 10, so that the external light can be incident on the air purification plate 20 as much as possible. The whole box 10 is transparent, so that the condition of each part in the box 10 can be conveniently observed. Meanwhile, the tunnel air purifying box is made of the material, so that the tunnel air purifying box is light in weight, and convenient for maintenance personnel to carry and replace. Specifically, the case 10 may employ a transparent MBS having good impact properties with a light transmittance of up to 90%.
In one embodiment, the photocatalyst may be Zr-MOF-s (Pt) (Zr/Ti) -R, and may remove NO in air under ordinary illumination. Among them, zr-MOF-s (Pt) (Zr/Ti) -R photocatalyst is a prior art and is described in patent 202210234038. X.
In one embodiment, the tunnel air purifying box further comprises a filtering device 13, the filtering device 13 is installed in the purifying channel, the filtering device 13 is located between the air inlet 11 and the air purifying plate 20, and the filtering device 13 is used for filtering particulate solids in air entering from the air inlet 11, so as to ensure the purifying effect of the subsequent air on the air purifying plate 20.
On the basis of the above embodiment, further, the filtering device 13 includes a filter screen 131 and a spray header 132, the filter screen 131 is disposed in the purifying channel, the box 10 is provided with a water inlet 18 and a water outlet 19, the spray header 132 is connected with the tunnel water pipe 133, and after the water sprayed by the spray header 132 sprays the filter screen 131 from the water inlet 18, particulate solids such as dust are carried out through the water outlet 19.
By adopting the structure, the filter screen 131 is sprayed by impact by utilizing the water pipe equipment in the tunnel, so that the dust, small particles, dirt and other particle solid matters attached to the filter screen 131 are removed, and the particle solid matters in the tunnel air are effectively removed by the post-treatment of the tunnel drainage system.
Further, on the basis of the above embodiment, the filter screen 131 is installed in the purge passage by the installation frame. Specifically, the filter screen is installed in the installation frame, and the installation frame is installed on the inner wall of box 10, realizes that the filter screen is installed in the purification channel. In an embodiment, the water inlet 18 and the water outlet 19 are arranged in a staggered manner in the vertical direction, and the filter screen 131 is positioned between the water inlet 18 and the water outlet 19, so that water flows through the filter screen 131, and the cleaning effect of the water flow on the filter screen 131 is ensured.
Further, the filtering device 13 of the tunnel air purifying box further comprises a scraper rest, a scraper, a controller 135 and an electric push rod 134. The controller 135 is electrically connected with the electric push rod 134, the scraper rest is connected with the electric push rod 134, and the scraper is arranged on the scraper rest. The controller 135 can control the electric push rod 134 to stretch and retract, so as to drive the scraper to move on the surface of the filter screen 131, and the scraper is used for scraping off the particulate solid matters which are difficult to remove by spraying water on the surface of the filter screen 131.
Specifically, the front end of the scraper is provided with a brush made of slender nylon, and the controller 135 is a PLC controller. Because the hairbrush is slender, impurities of the filter screen are removed more easily, and the filter screen 131 is not blocked easily. And the working time is controlled by the controller 135, so that the electric push rod 134 intermittently works, energy is saved, and the service life of the electric push rod 134 is prolonged.
In one embodiment, the tunnel air box further comprises a blower 15. The fan 15 is used for providing power to increase the air quantity in the tunnel, and the air enters through the air inlet 11, flows through the purification channel and is discharged through the air outlet 12. Specifically, the blower 15 is fixedly mounted on a blower bracket, which is fixed to the side wall of the case 10, and the blower 15 is preferably mounted behind the filter screen 131.
In one embodiment, a handle 16 is provided on the outer side of the case. The structure is convenient for maintenance personnel to carry the tunnel air purifying box.
In one embodiment, the circuit external port 17 is included, and the circuit external port 17 is mounted on the box 10 and is used for connecting a tunnel power line and a fan power line. The circuit external port 17 can be a quick-connection port, and the structure is adopted to facilitate the maintenance personnel to quickly assemble and disassemble the electric connection of the tunnel air purifying box.
By adopting the tunnel air purifying box, the air purifying box is hung on the inner wall of a tunnel according to a certain interval distance, polluted air enters from the air inlet 11 under the driving of the fan 15, purified air is discharged from the air outlet 12 through the filtering device 13 and the air purifying plate 20 and then enters the tunnel, and the air purifying box is repeatedly circulated, so that the purposes of treating pollutant NO in the tunnel and removing particulate solid matters in the air are achieved. The tunnel air purifying box does not change the whole tunnel structure, fully utilizes the existing lighting conditions, reduces the consumption of energy sources, improves the air quality in the tunnel, and is flexible and convenient to install.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (8)
1. The utility model provides a tunnel air purification case which characterized in that includes
The box body is provided with an air inlet and an air outlet, and a purifying channel is formed by enclosing the inner wall of the box body between the air inlet and the air outlet;
the air purification plate is arranged in the purification channel, and the surface of the air purification plate is provided with a photocatalyst which is used for purifying air entering from the air inlet;
the box body is at least partially transparent, and external illumination is incident on the air purification plate through the hole opening of the box body and the partially transparent area, so that the photocatalyst catalyzes and purifies air entering from the air inlet.
2. The tunnel air-purifying box of claim 1, further comprising a filter device mounted within the purifying channel and positioned between the air intake and the air-purifying plate for filtering particulate solids from the air intake into the air.
3. The tunnel air purification tank according to claim 2, wherein the filtering device comprises a filter screen and a spray header, the filter screen cloth is arranged in the purification passage, the tank body is provided with a water inlet and a water outlet, the spray header is connected with a tunnel water pipe, and water sprays the filter screen from the water inlet and flows out through the water outlet.
4. The tunnel air cleaning box according to claim 3, wherein the filtering device further comprises a scraper frame, a scraper, a controller and an electric push rod, the controller is electrically connected with the electric push rod, the scraper frame is connected with the electric push rod, and the scraper is mounted on the scraper frame; the controller controls the electric push rod to drive the scraper to move, and particles and solids on the surface of the filter screen are scraped.
5. The tunnel air-purifying box according to claim 1, further comprising a fan for providing power to enable air in the tunnel to enter through the air inlet, flow through the purifying channel and then be discharged through the air outlet.
6. The tunnel air-purifying box according to claim 1, wherein a handle is provided at an outer side of the box.
7. The tunnel air-purifying box of claim 5, including a circuit external port mounted on the box for connecting a tunnel power cord with the fan power cord.
8. The tunnel air purifying box according to any one of claims 1 or 2 or 3 or 5 or 6 or 7, wherein the material of the box body is transparent plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321655605.5U CN220609835U (en) | 2023-06-28 | 2023-06-28 | Tunnel air purification case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321655605.5U CN220609835U (en) | 2023-06-28 | 2023-06-28 | Tunnel air purification case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220609835U true CN220609835U (en) | 2024-03-19 |
Family
ID=90213800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321655605.5U Active CN220609835U (en) | 2023-06-28 | 2023-06-28 | Tunnel air purification case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220609835U (en) |
-
2023
- 2023-06-28 CN CN202321655605.5U patent/CN220609835U/en active Active
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