CN219656247U - Movable nuclear biochemical polluted air purifier - Google Patents
Movable nuclear biochemical polluted air purifier Download PDFInfo
- Publication number
- CN219656247U CN219656247U CN202223545643.3U CN202223545643U CN219656247U CN 219656247 U CN219656247 U CN 219656247U CN 202223545643 U CN202223545643 U CN 202223545643U CN 219656247 U CN219656247 U CN 219656247U
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- Prior art keywords
- unit
- shell
- air
- purifier
- biochemical
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- 238000001914 filtration Methods 0.000 claims abstract description 53
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 18
- 231100000614 poison Toxicity 0.000 claims description 10
- 239000002574 poison Substances 0.000 claims description 10
- 230000001954 sterilising effect Effects 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 244000005700 microbiome Species 0.000 claims description 4
- 231100000167 toxic agent Toxicity 0.000 claims description 3
- 239000003440 toxic substance Substances 0.000 claims description 3
- 239000003570 air Substances 0.000 claims 28
- 239000012080 ambient air Substances 0.000 claims 1
- 239000013618 particulate matter Substances 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 abstract description 9
- 231100000719 pollutant Toxicity 0.000 abstract description 9
- 238000007664 blowing Methods 0.000 abstract description 3
- 230000008021 deposition Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000003053 toxin Substances 0.000 description 17
- 231100000765 toxin Toxicity 0.000 description 17
- 238000004887 air purification Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007123 defense Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 particulate matters Chemical compound 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000003568 thioethers Chemical class 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
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a movable nuclear biochemical polluted air purifier, which comprises a cylindrical shell, wherein a plurality of rollers are arranged below the cylindrical shell so as to facilitate movement; the cylindrical shell is internally provided with a primary filtering unit, a high-efficiency filtering unit, an adsorption unit and a disinfection unit from bottom to top respectively, the upper position in the shell is provided with a fan, and the fan can enable polluted air to enter through an air inlet below the shell and be discharged from the upper side of the shell after being purified by the primary filtering unit, the high-efficiency filtering unit, the adsorption unit and the disinfection unit so as to achieve the aim of purifying air. The movable nuclear biochemical polluted air purifier provided by the utility model has the advantages that the variety of purified pollutants is wide, and the purifier is suitable for purifying various environmental space pollutants; the air inlet and outlet modes of lower inlet and upper discharge are adopted, so that the air outlet can be prevented from blowing up the ground deposition pollution, and secondary pollution is reduced; electronic components such as fan are located clean wind outlet area in upper portion, lighten the pollution of electronic components and fan.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to a movable nuclear biochemical polluted air purifier.
Background
In civil air defense engineering, national defense engineering, special laboratories and other places, a fixed toxin filtering ventilation system is usually arranged for preventing nuclear and biochemical pollution from diffusing, and the fixed toxin filtering ventilation system comprises a strainer, a particle filter, a toxin filter and other filters, and the outside nuclear and biochemical polluted air is purified and then is sent into an internal cleaning area. However, once nuclear and biochemical contamination occurs in a closed environment, particularly in different areas, the nuclear and biochemical contamination is usually treated mainly by means of a movable air purification device. Currently, there is a vehicle-mounted mobile nuclear and biochemical air purification device for purifying nuclear and biochemical pollution in a certain whole space, and patent documents with publication numbers of CN102496397A and CN202650578U disclose that the nuclear and biochemical air purification device is arranged at the top of an automobile. However, it is difficult to rely on a vehicle-mounted mobile nuclear biochemical polluted air purification device for nuclear biochemical pollution of a large spatial local area which is difficult for a vehicle to enter.
The pollutants aimed at by the current common air purifying devices in the market are mainly formaldehyde, benzene, toluene, particulate matters, hydrogen sulfide, microorganism suspended matters and other conventional pollutants, and can not remove or simultaneously purify radioactive dust, microorganism aerosol, classical chemical agents, aromatic hydrocarbons, ketones, aldehydes, amines, halogenated matters, sulfides, nitrogen oxides and other harmful gases and aerosols.
Disclosure of Invention
The utility model provides a movable nuclear biochemical polluted air purifier which has the effects of convenient movement and wide pollutant purification. The specific technical scheme is as follows:
the movable nuclear biochemical polluted air purifier is characterized by comprising a cylindrical shell, wherein a plurality of rollers are arranged below the cylindrical shell so as to facilitate movement; the cylindrical shell is internally provided with a primary filtering unit, a high-efficiency filtering unit, an adsorption unit and a disinfection unit from bottom to top respectively, the upper position in the shell is provided with a fan, and the fan can enable polluted air to enter through an air inlet below the shell and be discharged from the upper side of the shell after being purified by the primary filtering unit, the high-efficiency filtering unit, the adsorption unit and the disinfection unit so as to achieve the aim of purifying air.
Further, the air inlet comprises a plurality of through holes which are uniformly distributed below the shell in a ring shape, so that the air inlet can absorb polluted air in 360 degrees.
Further, the primary filter unit is arranged at the position of the air inlet at the lower side of the shell, and can filter out larger particles in polluted air; the primary filter unit is connected with the bottom plate, and the bottom plate is detachably connected with the lower end of the shell, so that the replacement of the primary filter unit is convenient.
Further, the primary filter unit is connected with the air inlet duct, the upper end of the air inlet duct is closed, the lower end of the air inlet duct is opened, the lower end opening of the air inlet duct is connected with the primary filter unit, and polluted air filtered by the primary filter unit can enter the air inlet duct.
Further, the high-efficiency filtering unit comprises glass fiber filter paper, the glass fiber filter paper is of a baffle-free folding cylindrical structure, and an air inlet duct is arranged in the middle of the cylindrical structure.
Further, be provided with braced frame in the middle of the high-efficient filter unit in order to support the high-efficient filter unit, braced frame is a section of thick bamboo, and the equipartition has a plurality of through-holes on the lateral wall of section of thick bamboo, and braced frame sets up in the air inlet channel, and the high-efficient filter unit cover is established in the braced frame outside.
Further, the adsorption unit is an annular cylinder, the adsorption unit comprises impregnated activated carbon and a carbon layer shell, the carbon layer shell is an inner porous shell and an outer porous shell, the impregnated activated carbon is filled in the middle of the inner porous shell and the outer porous shell, the adsorption unit can filter chemical toxic agents, and the adsorption unit is sleeved outside the efficient filtering assembly.
Further, the sterilizing unit is suspended above the air inlet duct, can sterilize various microorganism living bodies filtered by the primary filtering unit and the efficient filtering unit, and is low-temperature plasma.
Further, a controller is arranged above the shell and is connected with the fan, the air quantity measuring assembly and the low-temperature plasma, and the controller can adjust the air quantity of the fan and control the output of the low-temperature plasma.
Further, a toxin filtering alarm unit is arranged at the upper position in the shell and connected with the controller, and when the purifier is not started, the toxin filtering alarm unit can detect the toxin content in the surrounding air and start the purifier; after the purifier is started, the poison filtering alarm unit can detect the content of residual chemical poison in the purified gas so as to judge whether the purifier has poison filtering failure or not.
The movable nuclear biochemical polluted air purifier has wide variety of purified pollutants and high efficiency, and is suitable for purifying various environmental space pollutants; the air inlet and outlet modes of lower inlet and upper discharge are adopted, so that the air outlet can be prevented from blowing up the ground deposition pollution, and secondary pollution is reduced; electronic components such as a fan are positioned in the upper clean air outlet area, so that the pollution of the electronic components and the fan is reduced; by arranging the toxin filtering alarm unit, the purifier can automatically detect the air environment, and automatically start the operation purification function after alarming; and the effect of remote control can be realized through reserving the interface.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a perspective view of a mobile nuclear and biochemical contaminated air purifier according to the present utility model;
FIG. 2 is a schematic view of the inside of the removable nuclear and biochemical contaminated air purifier according to the present utility model with a housing removed;
FIG. 3 is a half cross-sectional view of the mobile nuclear and biochemical contaminated air purifier of the present utility model;
FIG. 4 is a top view of the high efficiency filter unit of the mobile nuclear and biochemical contaminated air purifier of the present utility model;
fig. 5 is a front view of a high efficiency filter unit of the mobile nuclear and biochemical contaminated air purifier of the present utility model.
Detailed Description
For a better understanding of the objects, functions and specific design of the present utility model, the movable nuclear and biochemical contaminated air purifier and the arrangement method thereof will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the movable nuclear biochemical polluted air purifier of the present utility model comprises a cylindrical housing 1, and a plurality of rollers 2 are arranged below the cylindrical housing 1 to facilitate movement; the cylindrical shell 1 is internally provided with a primary filtering unit 3, a high-efficiency filtering unit 4, an adsorption unit 5 and a disinfection unit 6 from bottom to top respectively, a fan 7 is arranged at the upper position in the shell 1, and the fan 7 can enable polluted air to enter through an air inlet 11 below the shell 1 and be discharged from an air outlet 12 above the shell 1 after being purified by the primary filtering unit 3, the high-efficiency filtering unit 4, the adsorption unit 5 and the disinfection unit 6 so as to achieve the aim of purifying air.
Specifically, the primary filter unit 3 mainly filters out larger particles in the polluted air, the primary filter unit 3 is arranged at the position of the air inlet 11 at the lower side of the shell 1, and the air inlet 11 comprises a plurality of through holes which are annularly and uniformly distributed below the shell 1, so that the air inlet 11 can absorb the polluted air at 360 degrees. The primary filter unit 3 of this embodiment is connected to the bottom plate 13, and the bottom plate 13 is detachably connected to the lower end of the housing 1, so as to facilitate replacement of the primary filter unit 3. A plurality of groups of rollers 2 are arranged below the bottom plate 13 so as to facilitate the whole movement of the device, and the rollers 2 are preferably universal wheels. Preferably, a plurality of handles 14 are provided at intermediate positions on the outer side of the housing 1 to further facilitate the overall movement of the device.
The primary filter unit 3 includes a nonwoven fabric and a filter cotton, which are horizontally stacked to form a layered filter structure, and it is understood that the filter cotton may be in a barrel shape, and the outside of the barrel-shaped filter cotton is wrapped with the nonwoven fabric to form a block-shaped filter structure.
The primary filter unit 3 is connected with the air inlet duct 8, the upper end of the air inlet duct 8 is closed, the lower end of the air inlet duct 8 is opened, and the lower end opening of the air inlet duct 8 is connected with the primary filter unit 3. The polluted air filtered by the primary filter unit 3 can enter the air inlet duct 8.
The high-efficiency filter unit 4 mainly filters out radioactive dust and microbial aerosols. The high-efficiency filter unit 4 comprises glass fiber filter paper with high-efficiency filter performance, the glass fiber filter paper adopts a baffle-free folding cylindrical structure (the cross section is circular and radial), and an air inlet air duct 8 is arranged in the middle of the cylindrical structure.
Preferably, a supporting framework 41 is arranged in the middle of the high-efficiency filtering unit 4 to support the high-efficiency filtering unit 4, the supporting framework 41 is in a cylinder shape, a plurality of through holes are uniformly distributed on the side wall of the cylinder shape, the supporting framework 41 is arranged in the air inlet channel, and the high-efficiency filtering unit 4 is sleeved outside the supporting framework 41.
The adsorption unit 5 is an annular cylinder, and the adsorption unit 5 comprises impregnated activated carbon and a carbon layer shell. The carbon layer shell is an inner layer and an outer layer of porous cylinder shell, and impregnated activated carbon is filled between the inner layer and the outer layer of cylinder shell, so that chemical toxic agents are mainly filtered out. The adsorption unit 5 is sleeved on the outer side of the efficient filtering unit 4, and the adsorption unit 5 and the efficient filtering unit 4 are combined into a whole by means of glue filling up and down and rivet fixing, so that the adsorption unit 5 is in a limited space, and the filling amount of special adsorption materials can be effectively increased.
The sterilizing unit 6 is suspended above the air inlet duct 8, and the sterilizing unit 6 can sterilize various living organisms filtered by the primary filter unit 3 and the high-efficiency filter unit 4. The sterilizing unit 6 of the embodiment adopts low-temperature plasma, and the low-temperature plasma has the advantages of broad spectrum, high efficiency, no residue and the like during inactivation.
The fan 7 sets up in the inside upside of casing 1, and fan 7 can make casing 1 below produce negative pressure to in the absorption polluted air gets into casing 1, through just effective filter unit 3, high-efficient filter unit 4, adsorption unit 5 and the purification of killing unit 6, discharge from the top of casing 1. Specifically, a sealing ring 15 is arranged between the primary filtering unit 3 and the efficient filtering unit 4, the sealing ring 15 is in sealing connection with the shell 1, so that polluted air can only enter the air inlet air duct 8 through the primary filtering unit 3, and the polluted air in the air inlet air duct 8 enters a space between the adsorption unit 5 and the shell 1 after being purified by the efficient filtering unit 4, the adsorption unit 5 and the sterilizing unit 6 and is then discharged from the air outlet 12 through the fan 7.
Preferably, a controller 9 is further arranged above the shell 1, the controller 9 is connected with the low-temperature plasma and the fan 7, the controller 9 is connected with an external host, and under the control of the external host, the low-temperature plasma is controlled to output according to a set air volume value by utilizing the stable output air volume of a PID algorithm, so that the purposes of purifying polluted air and outputting clean air are achieved. The controller 9 is connected with the display panel 91, the display panel 91 can display information such as real-time air quantity, accumulated use time of the purifying unit, replacement reminding and the like, and high, medium and low grades can be set to meet the air quantity required by each working condition and the like.
Preferably, an air volume measuring component 71 is further arranged at the position of the air outlet above the fan 7, the air volume measuring component 71 can directly measure the average flow velocity of the air exhaust section, the air volume value of the purifier can be transmitted to the controller 9 in real time, the controller 9 adjusts the fan 7 according to the actually measured air volume value so as to achieve the set air volume value, and the deviation of the air volume value can be controlled within 10%.
Preferably, the upper position in the shell 1 is also provided with a toxin filtering alarm unit 10, the toxin filtering alarm unit 10 is connected with the controller 9, the toxin filtering alarm unit is used for detecting the toxin content in the surrounding air when the purifier is not started, the alarm can be realized to automatically start the purifier, and after the purifier is started, the residual chemical toxin content in the purified gas can be detected so as to judge whether the purifier has toxin filtering failure or not. When the toxin filtering failure occurs, the toxin filtering alarm unit 10 CAN give an on-site sound and light alarm indication at the first time, and CAN also be connected with a remote protection command system through a CAN bus communication interface to report the toxin filtering failure information in time.
The movable nuclear biochemical polluted air purifier has wide variety of purified pollutants and high efficiency, and is suitable for purifying various environmental space pollutants; the air inlet and outlet modes of lower inlet and upper discharge are adopted, so that the air outlet can be prevented from blowing up the ground deposition pollution, and secondary pollution is reduced; electronic components such as the fan 7 are positioned in the upper clean air outlet area, so that the pollution of the electronic components and the fan 7 is reduced; by arranging the toxin filtering alarm unit, the purifier can automatically detect the air environment, and automatically start the operation purification function after alarming; and the effect of remote control can be realized through reserving the interface.
Finally, it should be noted that: 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 technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The movable nuclear biochemical polluted air purifier is characterized by comprising a cylindrical shell, wherein a plurality of rollers are arranged below the cylindrical shell so as to facilitate movement; the cylindrical shell is internally provided with a primary filtering unit, a high-efficiency filtering unit, an adsorption unit and a disinfection unit from bottom to top respectively, the upper position in the shell is provided with a fan, and the fan can enable polluted air to enter through an air inlet below the shell and be discharged from the upper side of the shell after being purified by the primary filtering unit, the high-efficiency filtering unit, the adsorption unit and the disinfection unit so as to achieve the aim of purifying air.
2. The mobile nuclear and biochemical polluted air purifier as defined in claim 1, wherein said air inlet includes a plurality of through holes annularly and uniformly distributed under said housing so that said air inlet can absorb polluted air at 360 degrees.
3. The portable nuclear and biochemical polluted air purifier as defined in claim 1, wherein said primary filter unit is disposed at the air inlet position at the lower side of said housing, said primary filter unit being capable of filtering out particulate matter in the polluted air; the primary filter unit is connected with the bottom plate, and the bottom plate is detachably connected with the lower end of the shell, so that the replacement of the primary filter unit is convenient.
4. The mobile nuclear biochemical polluted air purifier as recited in claim 3, wherein the primary filter unit is connected to the air intake duct, the air intake duct is closed at an upper end and open at a lower end, the air intake duct is connected to the primary filter unit at a lower end, and polluted air filtered by the primary filter unit is allowed to enter the air intake duct.
5. The mobile nuclear biochemical polluted air purifier as recited in claim 4, wherein the high efficiency filter unit includes a glass fiber filter paper, the glass fiber filter paper is a baffle-free folded cylindrical structure, and an air inlet duct is provided in the middle of the cylindrical structure.
6. The portable nuclear biochemical polluted air purifier as recited in claim 5, wherein a supporting framework is disposed in the middle of the efficient filtering unit to support the efficient filtering unit, the supporting framework is a cylinder, a plurality of through holes are uniformly distributed on a side wall of the cylinder, the supporting framework is disposed in the air inlet channel, and the efficient filtering unit is sleeved outside the supporting framework.
7. The portable nuclear biochemical polluted air purifier as defined in claim 6, wherein the adsorption unit is an annular cylinder, the adsorption unit includes impregnated activated carbon and a carbon layer shell, the carbon layer shell is an inner porous shell and an outer porous shell, the impregnated activated carbon is filled between the inner shell and the outer shell, the adsorption unit can filter out chemical toxic agents, and the adsorption unit is sleeved outside the efficient filter assembly.
8. The portable nuclear and biochemical polluted air purifier as defined in claim 5, wherein a sterilizing unit is suspended above said air inlet duct, said sterilizing unit being capable of sterilizing living microorganisms filtered by said primary filter unit and said efficient filter unit, said sterilizing unit being a low temperature plasma.
9. The mobile nuclear and biochemical polluted air purifier as defined in claim 8, further comprising a controller disposed above the housing, the controller being connected to the blower, the air volume measuring assembly and the low temperature plasma, the controller being operable to adjust the air volume of the blower and control the low temperature plasma output.
10. The portable nuclear and biochemical polluted air purifier as defined in claim 9, further provided with a poison filtering alarm unit at an upper position in the housing, the poison filtering alarm unit being connected to the controller, the poison filtering alarm unit being capable of detecting poison content in ambient air and starting the purifier when the purifier is not started; after the purifier is started, the poison filtering alarm unit can detect the content of residual chemical poison in the purified gas so as to judge whether the purifier has poison filtering failure or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223545643.3U CN219656247U (en) | 2022-12-29 | 2022-12-29 | Movable nuclear biochemical polluted air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223545643.3U CN219656247U (en) | 2022-12-29 | 2022-12-29 | Movable nuclear biochemical polluted air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219656247U true CN219656247U (en) | 2023-09-08 |
Family
ID=87876385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223545643.3U Active CN219656247U (en) | 2022-12-29 | 2022-12-29 | Movable nuclear biochemical polluted air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219656247U (en) |
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2022
- 2022-12-29 CN CN202223545643.3U patent/CN219656247U/en active Active
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