CN219868298U - Energy-saving ventilation device for building - Google Patents
Energy-saving ventilation device for building Download PDFInfo
- Publication number
- CN219868298U CN219868298U CN202321337982.4U CN202321337982U CN219868298U CN 219868298 U CN219868298 U CN 219868298U CN 202321337982 U CN202321337982 U CN 202321337982U CN 219868298 U CN219868298 U CN 219868298U
- Authority
- CN
- China
- Prior art keywords
- ventilation
- pipe
- fixedly connected
- air
- energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 90
- 239000000428 dust Substances 0.000 claims abstract description 12
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 58
- 230000001954 sterilising effect Effects 0.000 claims description 15
- 239000011941 photocatalyst Substances 0.000 claims description 13
- 238000004659 sterilization and disinfection Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 150000001299 aldehydes Chemical class 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000002274 desiccant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005399 mechanical ventilation Methods 0.000 description 1
- 238000000926 separation method Methods 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Central Air Conditioning (AREA)
Abstract
The utility model belongs to the field of ventilation devices, in particular to an energy-saving ventilation device for a building, which aims at the problems that the existing ventilation device is filtered through a filter screen, but the filter screen is possibly blocked by dust, and can not sterilize and process the external air, and can only ventilate, and can not humidify in dry weather, the utility model provides a scheme that the ventilation device comprises a ventilation pipe fixedly connected to a building wall, an air inlet and an air outlet are respectively arranged at two sides of the ventilation pipe, a filter plate for filtering dust impurities is connected in a sliding way in the ventilation pipe, one side of the filter plate is fixedly connected with a vibration motor for vibrating the filter plate through a bolt, and a suction fan is fixedly connected in the ventilation pipe.
Description
Technical Field
The utility model relates to the technical field of ventilation devices, in particular to an energy-saving ventilation device for a building.
Background
The building ventilation can be divided into natural ventilation and mechanical ventilation, and the ventilation device is generally arranged in a building wall body, so that indoor ventilation operation can be realized under the condition of not opening a window, and meanwhile, the ventilation device is mostly provided with a filtering component for removing impurities and the like in the air, so that the air introduced into the room is ensured to meet the sanitary standard, and the problem of inconvenient indoor ventilation is solved.
The bulletin number is: the patent of CN216667893U discloses an indoor ventilation device for energy-conserving building, including the ventilation hood, the left side of ventilation hood inner chamber is provided with first filter screen, the upper and lower both ends on first filter screen right side are all the joint has the fixed block, the terminal surface of fixed block and the inner wall fixed mounting of ventilation hood, the right side joint of fixed block has the second filter screen, the inside of ventilation hood and the right side movable mounting that is located the second filter screen have the ventilation frame, the left side of ventilation frame inner chamber is filled has activated carbon to adsorb cotton. According to the utility model, the first filter screen and the second filter screen can filter particle impurities contained in dust entering the interior, and the particle impurities are matched with activated carbon adsorption cotton for use together to treat peculiar smell in air, and the adsorption cotton in the interior adsorbs fine impurities again when the air passes through the shunt frame, so that the aim of purifying the air is fulfilled by treating the two layers of separation screens, and the indoor air quality is effectively ensured.
The above scheme has the following problems:
1. the filter screen is used for filtering, but the filter screen may be blocked by dust and cannot sterilize the external air;
2. ventilation is only possible and humidification is not possible in dry weather.
In view of the above, the present disclosure proposes an energy-saving ventilation device for building, which is used for solving the above-mentioned problems.
Disclosure of Invention
The utility model provides an energy-saving ventilation device for a building, which solves the defects that the prior ventilation device filters through a filter screen, but the filter screen is possibly blocked by dust, can not sterilize the external air, can only ventilate, and can not humidify in dry weather.
The utility model provides the following technical scheme:
a ventilation device for energy saving building, comprising:
the air inlet and the air outlet are respectively formed in two sides of the ventilation pipe, a filter plate for filtering dust impurities is connected in a sliding manner in the ventilation pipe, one side of the filter plate is fixedly connected with a vibrating motor for vibrating the filter plate through bolts, and a suction fan is fixedly connected in the ventilation pipe;
the sterilizing mechanism is arranged in the ventilating pipe and used for sterilizing and purifying air;
and the humidifying mechanism is arranged on the ventilating pipe and used for humidifying air.
In one possible design, the sterilization mechanism comprises a fixing seat, a photocatalyst filter screen and an ultraviolet lamp, wherein the fixing seat is fixedly connected in the ventilation pipe, a plurality of ventilation holes are formed in one side of the fixing seat, the photocatalyst filter screen is fixedly connected to one side of the fixing seat through bolts, and the ultraviolet lamp is fixedly connected to the top inner wall of the ventilation pipe.
In one possible design, humidification mechanism includes water tank, water pump and connecting pipe, water tank and water pump are equal fixed connection at the top of ventilation pipe, in the input of water pump extends to the water tank, one side of water tank is fixed to be linked together there is the inlet tube, the output of water pump and the one end fixed intercommunication of connecting pipe, the bottom of connecting pipe extends to in the ventilation pipe and fixed intercommunication has the atomizer.
In one possible design, all fixedly connected with rectangle strip on the top inner wall and the bottom inner wall of ventilation pipe, the spout has been seted up on the rectangle strip, the top and the bottom of filter plate respectively with the inside sliding connection of two spouts, the access hole has been seted up to the front side of ventilation pipe, the front side of ventilation pipe passes through bolt fixedly connected with apron, fixedly connected with handle on the apron, the apron is sealed the access hole.
In one possible design, the periphery of one side of the ventilation pipe is fixedly connected with a mounting plate, and mounting holes are formed in the mounting plate.
In one possible design, a plurality of standing grooves are formed in one side of the fixing seat, and anti-slip pads are fixedly connected to the inner walls of the plurality of standing grooves.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
The beneficial effects of the utility model are as follows:
in the utility model, in order to prevent the filter plate from being blocked, the vibrating motor can be started, and the vibrating motor can vibrate the filter plate, so that dust and impurities are not easy to adhere to the filter plate, and the filter plate is prevented from being blocked, so that unsmooth ventilation is caused.
In the utility model, the photocatalyst filter screen is arranged, so that harmful gases such as carbon monoxide, nitrogen oxides, hydrocarbon, aldehydes, benzene and the like and peculiar smell in the air can be effectively removed, and the catalytic capability can be recovered through the irradiation of the ultraviolet lamp, and the activation medium is not lost, can be regenerated and can be used for a long time.
According to the utility model, the water pump can pump water in the water tank and spray the water through the atomizing nozzle on the connecting pipe, and the suction fan can blow out water mist through the air outlet, so that the indoor humidification can be realized.
In the utility model, as the plurality of placing grooves are formed on the fixing seat, the drying agent bag can be placed in the placing grooves in wet weather, so that moisture in outdoor air can be adsorbed, the air blown into the room is drier, and when in hot weather, the ice bag can be placed in the placing grooves, so that the air can be cooled, the air is cooler, and the indoor temperature is changed.
According to the utility model, the sterilizing mechanism can sterilize and purify the external air, so that the air entering the room is cleaner, and the humidifying mechanism can humidify the air in dry weather, so that ventilation is more comfortable.
Drawings
Fig. 1 is a schematic front view of a ventilation device for energy-saving building according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of the internal structure of a ventilation pipe of a ventilation device for energy-saving building according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a filter plate structure of a ventilation device for energy-saving building according to an embodiment of the present utility model;
fig. 4 is a schematic view of a fixing seat structure of a ventilation device for energy-saving building according to an embodiment of the present utility model.
Reference numerals:
1. a ventilation pipe; 2. a suction fan; 3. a filter plate; 4. a vibration motor; 5. a mounting plate; 6. a fixing seat; 7. a photocatalyst filter screen; 8. an ultraviolet lamp; 9. a water tank; 10. a water pump; 11. a connecting pipe; 12. a rectangular bar; 13. a placement groove; 14. a cover plate; 15. and (3) a vent hole.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
Example 1
Referring to fig. 1-4, a ventilation device, comprising:
the air inlet and the air outlet are respectively formed in two sides of the ventilation pipe 1, a filter plate 3 for filtering dust and impurities is connected in a sliding manner in the ventilation pipe 1, one side of the filter plate 3 is fixedly connected with a vibrating motor 4 for vibrating the filter plate 3 through bolts, and an air suction fan 2 is fixedly connected in the ventilation pipe 1;
the sterilizing mechanism is arranged in the ventilation pipe 1 and used for sterilizing and purifying air;
and a humidifying mechanism arranged on the ventilating pipe 1 for humidifying air.
Above-mentioned technical scheme can disinfect and purify outside air through sterilizing the mechanism for get into indoor air cleaner, through humidification mechanism, can humidify the air in dry weather, make ventilation more comfortable.
Referring to fig. 2, the sterilizing mechanism comprises a fixing seat 6, a photocatalyst filter screen 7 and an ultraviolet lamp 8, wherein the fixing seat 6 is fixedly connected in the ventilating pipe 1, one side of the fixing seat 6 is provided with a plurality of ventilation holes 15, the photocatalyst filter screen 7 is fixedly connected on one side of the fixing seat 6 through bolts, and the ultraviolet lamp 8 is fixedly connected on the top inner wall of the ventilating pipe 1.
According to the technical scheme, the photocatalyst filter screen 7 is arranged, so that harmful gases such as carbon monoxide, nitrogen oxides, hydrocarbon, aldehydes and benzene and peculiar smell in the air can be effectively removed, and the catalytic capacity can be recovered through the irradiation of the ultraviolet lamp 8, the activating medium is not lost, and the catalyst can be regenerated and used for a long time.
Referring to fig. 2, the humidifying mechanism includes a water tank 9, a water pump 10 and a connecting pipe 11, the water tank 9 and the water pump 10 are all fixedly connected at the top of the ventilation pipe 1, the input end of the water pump 10 extends into the water tank 9, one side of the water tank 9 is fixedly communicated with a water inlet pipe, the output end of the water pump 10 is fixedly communicated with one end of the connecting pipe 11, and the bottom end of the connecting pipe 11 extends into the ventilation pipe 1 and is fixedly communicated with an atomizing nozzle.
According to the technical scheme, the water pump 10 can pump out water in the water tank 9 and spray the water through the atomizing nozzle on the connecting pipe 11, and the air suction fan 2 can blow out water mist through the air outlet, so that the indoor humidification can be carried out.
The utility model can be used in the field of energy-saving construction, and can also be used in other fields suitable for the utility model.
Example 2
Referring to fig. 1 to 4, a ventilating device for energy saving construction, comprising:
the air inlet and the air outlet are respectively formed in two sides of the ventilation pipe 1, a filter plate 3 for filtering dust and impurities is connected in a sliding manner in the ventilation pipe 1, one side of the filter plate 3 is fixedly connected with a vibrating motor 4 for vibrating the filter plate 3 through bolts, and an air suction fan 2 is fixedly connected in the ventilation pipe 1;
the sterilizing mechanism is arranged in the ventilation pipe 1 and used for sterilizing and purifying air;
and a humidifying mechanism arranged on the ventilating pipe 1 for humidifying air.
Above-mentioned technical scheme can disinfect and purify outside air through sterilizing the mechanism for get into indoor air cleaner, through humidification mechanism, can humidify the air in dry weather, make ventilation more comfortable.
Referring to fig. 2, the sterilizing mechanism comprises a fixing seat 6, a photocatalyst filter screen 7 and an ultraviolet lamp 8, wherein the fixing seat 6 is fixedly connected in the ventilating pipe 1, one side of the fixing seat 6 is provided with a plurality of ventilation holes 15, the photocatalyst filter screen 7 is fixedly connected on one side of the fixing seat 6 through bolts, and the ultraviolet lamp 8 is fixedly connected on the top inner wall of the ventilating pipe 1.
According to the technical scheme, the photocatalyst filter screen 7 is arranged, so that harmful gases such as carbon monoxide, nitrogen oxides, hydrocarbon, aldehydes and benzene and peculiar smell in the air can be effectively removed, and the catalytic capacity can be recovered through the irradiation of the ultraviolet lamp 8, the activating medium is not lost, and the catalyst can be regenerated and used for a long time.
Referring to fig. 2, the humidifying mechanism includes a water tank 9, a water pump 10 and a connecting pipe 11, the water tank 9 and the water pump 10 are all fixedly connected at the top of the ventilation pipe 1, the input end of the water pump 10 extends into the water tank 9, one side of the water tank 9 is fixedly communicated with a water inlet pipe, the output end of the water pump 10 is fixedly communicated with one end of the connecting pipe 11, and the bottom end of the connecting pipe 11 extends into the ventilation pipe 1 and is fixedly communicated with an atomizing nozzle.
According to the technical scheme, the water pump 10 can pump out water in the water tank 9 and spray the water through the atomizing nozzle on the connecting pipe 11, and the air suction fan 2 can blow out water mist through the air outlet, so that the indoor humidification can be carried out.
Referring to fig. 1 and 3, rectangular strips 12 are fixedly connected to the inner walls of the top and bottom of the ventilation pipe 1, sliding grooves are formed in the rectangular strips 12, the top and bottom of the filter plate 3 are respectively and slidably connected with the inner sides of the two sliding grooves, an access hole is formed in the front side of the ventilation pipe 1, a cover plate 14 is fixedly connected to the front side of the ventilation pipe 1 through bolts, a handle is fixedly connected to the cover plate 14, and the access hole is sealed by the cover plate 14.
According to the technical scheme, the filter plate 3 can be taken out for cleaning by opening the cover plate 14 and pulling the filter plate 3 outwards, so that the filter plate is convenient and quick.
Referring to fig. 2, a mounting plate 5 is fixedly connected to the periphery of one side of the ventilation pipe 1, and mounting holes are formed in the mounting plate 5.
According to the technical scheme, the ventilating pipe 1 can be quickly installed on the wall body through the installation holes in the installation plate 5 by bolts.
Referring to fig. 4, a plurality of placement grooves 13 are formed in one side of the fixing base 6, and anti-slip pads are fixedly connected to inner walls of the placement grooves 13.
Above-mentioned technical scheme, because set up a plurality of standing grooves 13 on the fixing base 6, can be when moist weather, place the drier package in the standing groove 13 to can adsorb the moisture in the outdoor air, make the indoor air of blowing in comparatively dry, when hot weather, can put into the ice bag in the standing groove 13, can cool down the air like this, thereby can make the air cooler, change indoor temperature.
However, as well known to those skilled in the art, the vibration motor 4, the suction fan 2 and the water pump 10 may be powered by a storage battery or a municipal power source, the working principle and the wiring method thereof are well known, they are all conventional means or common knowledge, and are not described herein, and those skilled in the art can perform any optional matching according to their needs or convenience.
The working principle and the using flow of the technical scheme are as follows: firstly, a plurality of mounting holes on a mounting plate 5 can be used for mounting and fixing a ventilation pipe 1 on a building wall by using bolts, external air can be sucked into the ventilation pipe 1 through a suction fan 2 and then enters a building room through an air outlet, so that ventilation is realized, as a filter plate 3 is arranged, dust impurities in the air can be filtered by the filter plate 3, in order to prevent the filter plate 3 from being blocked, a vibrating motor 4 can be started, the filter plate 3 can vibrate by the vibrating motor 4, and thus, dust impurities are not easy to adhere to the filter plate 3, and the filter plate 3 can be prevented from being blocked, so that ventilation is not smooth;
the photocatalyst filter screen 7 is arranged, so that harmful gases and peculiar smell such as carbon monoxide, nitrogen oxides, hydrocarbon, aldehydes, benzene and the like in the air can be effectively removed, and the catalytic capability can be recovered through the irradiation of the ultraviolet lamp 8, the activation medium is not lost, and the catalyst can be regenerated and used for a long time;
when the indoor humidification is needed, the water pump 10 can be started, the water in the water tank 9 can be pumped out by the water pump 10 and sprayed out by the atomizing nozzle on the connecting pipe 11, and the water mist can be blown out by the air suction fan 2 through the air outlet, so that the indoor humidification can be further carried out;
because a plurality of standing grooves 13 are formed in the fixing seat 6, a drying agent bag can be placed in the standing grooves 13 in wet weather, so that moisture in outdoor air can be adsorbed, indoor air is dry, and when the outdoor air is in hot weather, an ice bag can be placed in the standing grooves 13, so that the air can be cooled, the air is cooler, and the indoor temperature is changed.
The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (6)
1. An energy-saving building ventilation device, comprising:
the air inlet and the air outlet are respectively formed in two sides of the air pipe (1), a filter plate (3) for filtering dust impurities is connected in a sliding mode in the air pipe (1), one side of the filter plate (3) is fixedly connected with a vibrating motor (4) for vibrating the filter plate (3) through bolts, and an air suction fan (2) is fixedly connected in the air pipe (1);
the sterilizing mechanism is arranged in the ventilating pipe (1) and used for sterilizing and purifying air;
and the humidifying mechanism is arranged on the ventilating pipe (1) and used for humidifying air.
2. The energy-saving ventilation device for buildings according to claim 1, wherein the sterilization mechanism comprises a fixing seat (6), a photocatalyst filter screen (7) and an ultraviolet lamp (8), the fixing seat (6) is fixedly connected in the ventilation pipe (1), a plurality of ventilation holes (15) are formed in one side of the fixing seat (6), the photocatalyst filter screen (7) is fixedly connected to one side of the fixing seat (6) through bolts, and the ultraviolet lamp (8) is fixedly connected to the top inner wall of the ventilation pipe (1).
3. The energy-saving ventilation device for buildings according to claim 1, wherein the humidifying mechanism comprises a water tank (9), a water pump (10) and a connecting pipe (11), the water tank (9) and the water pump (10) are fixedly connected to the top of the ventilation pipe (1), the input end of the water pump (10) extends into the water tank (9), one side of the water tank (9) is fixedly communicated with a water inlet pipe, the output end of the water pump (10) is fixedly communicated with one end of the connecting pipe (11), and the bottom end of the connecting pipe (11) extends into the ventilation pipe (1) and is fixedly communicated with an atomizing nozzle.
4. The energy-saving ventilation device for buildings according to any one of claims 1-3, wherein rectangular strips (12) are fixedly connected to the inner walls of the top and the bottom of the ventilation pipe (1), sliding grooves are formed in the rectangular strips (12), the top and the bottom of the filter plate (3) are respectively connected with the inner parts of the two sliding grooves in a sliding mode, an access hole is formed in the front side of the ventilation pipe (1), a cover plate (14) is fixedly connected to the front side of the ventilation pipe (1) through bolts, a handle is fixedly connected to the cover plate (14), and the access hole is sealed by the cover plate (14).
5. The energy-saving ventilation device for the building according to claim 1, wherein the periphery of one side of the ventilation pipe (1) is fixedly connected with a mounting plate (5), and mounting holes are formed in the mounting plate (5).
6. The ventilation device for energy-saving building according to claim 2, wherein a plurality of placing grooves (13) are formed in one side of the fixing seat (6), and anti-slip pads are fixedly connected to the inner walls of the placing grooves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321337982.4U CN219868298U (en) | 2023-05-30 | 2023-05-30 | Energy-saving ventilation device for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321337982.4U CN219868298U (en) | 2023-05-30 | 2023-05-30 | Energy-saving ventilation device for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219868298U true CN219868298U (en) | 2023-10-20 |
Family
ID=88346203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321337982.4U Active CN219868298U (en) | 2023-05-30 | 2023-05-30 | Energy-saving ventilation device for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219868298U (en) |
-
2023
- 2023-05-30 CN CN202321337982.4U patent/CN219868298U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104879838B (en) | A kind of air processor with multiple-working mode | |
| JP3308278B2 (en) | Liquid spray air purification device | |
| CN107029549B (en) | Absorption tower type air purification device | |
| CN209054700U (en) | A kind of multifunctional air purifying equipment | |
| CN208205246U (en) | A kind of factory's purification device | |
| CN209541066U (en) | Unitary air handling unit is used in a kind of ventilation | |
| CN208727139U (en) | A kind of dried-air drier with air cleaning unit | |
| CN206572620U (en) | A kind of ceiling mounting type bidirectional flow fresh air purifying unit | |
| CN204880362U (en) | Wall air conditioner's indoor set with disinfect, disinfection and air -purifying | |
| CN103982947A (en) | Indoor air converter | |
| CN212511667U (en) | Ward air purification device for nursing | |
| CN207279829U (en) | A kind of air purifier for the humidification that cools down | |
| CN219868298U (en) | Energy-saving ventilation device for building | |
| CN213676316U (en) | Vehicle-mounted fresh air system | |
| CN213713393U (en) | Air fresh air purification system | |
| JPH07120041A (en) | Air conditioning apparatus | |
| CN211400218U (en) | Fan equipment for fresh air system | |
| CN112265428A (en) | Vehicle-mounted fresh air system | |
| JP3594509B2 (en) | Sputum sampling booth | |
| CN206973772U (en) | A kind of new return air clearing machine | |
| CN205481395U (en) | High -efficiency air purifier | |
| CN108583226A (en) | A kind of Vehicular ceiling formula sterile air clarifier | |
| CN219243817U (en) | Indoor air purifying device | |
| CN216953311U (en) | Fresh air dehumidifier with dust fall function | |
| CN209877207U (en) | Indoor air purifying equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |