CN106839153A - A kind of multifunctional air purifier - Google Patents
A kind of multifunctional air purifier Download PDFInfo
- Publication number
- CN106839153A CN106839153A CN201710176456.7A CN201710176456A CN106839153A CN 106839153 A CN106839153 A CN 106839153A CN 201710176456 A CN201710176456 A CN 201710176456A CN 106839153 A CN106839153 A CN 106839153A
- Authority
- CN
- China
- Prior art keywords
- air
- cleaning member
- air purifier
- central processing
- processing unit
- 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.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 238000000746 purification Methods 0.000 claims abstract description 15
- 238000003860 storage Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 30
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 8
- 238000000354 decomposition reaction Methods 0.000 claims description 8
- 238000010792 warming Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 19
- 239000002912 waste gas Substances 0.000 abstract description 5
- 238000004887 air purification Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 239000012535 impurity Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000001473 noxious effect Effects 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultraviolet radiation
- A61L9/205—Ultraviolet radiation using a photocatalyst or photosensitiser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The present invention provides a kind of multifunctional air purifier, including housing, central processing unit, air quality detector, air blower, exhaust gas entrance, universal wheel, LCD Controlling screen, air cleaning member, clean gas outlet, water storage box, circulating pump and attaching plug, described central processing unit are arranged on the inner side of housing；Described LCD Controlling screen is connected by wire with central processing unit；Described air quality detector is arranged on the end of exhaust gas entrance；Described air blower is arranged on air cleaning member and exhaust gas entrance junction, air purification unit device of the invention, air quality detector device, LCD Controlling screen device, the setting of universal wheel, is easy to be applied to the various waste gas of purification, good purification, purification efficiency is high, it is simple to operate, it is easy to maintenance, it is easy to movement, the need for meeting production and living, it is easy to marketing and application.
Description
Technical field
The invention belongs to technical field of environment protection equipment, more particularly to a kind of multifunctional air purifier.
Background technology
It is well known that with the continuous improvement of living standard, air quality is increasingly paid close attention to by people, room air
Quality changes also with the change of Outdoor Air Quality, and in the market occurs in that various air purifiers, and existing air is net
Change device as the extension air purification effect of use time can decline, the clean air package in air purifier changes difficult；
It is more and more additionally, due to the people poured in city, thus per capita living space is less and less, therefore air purifier takes up an area
Area is also increasingly paid close attention to by people.
Existing catalytic converter China Patent Publication No. be the A of CN 104964393, the entitled clarifier of innovation and creation,
Including：Air channel, blower fan and the cleaning module being arranged in the air channel, also include：Contactor control device, the contactor control device is used to connect
Receive the manipulation instruction of user；Identity recognition device, the identity recognition device is used to recognize the identity of the user；Control
Device, the controller is connected with the contactor control device and the identity recognition device respectively.Existing catalytic converter is existed only
The species for changing gas is less, and complex operation, utilization rate of equipment and installations is low, and clean-up effect is poor, and purification efficiency is low, it is difficult to meet production and living
The need for problem.
Therefore, invent a kind of multifunctional air purifier and seem very necessary.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of multifunctional air purifier, net to solve existing waste gas
The species that change device has purification gas is less, and utilization rate of equipment and installations is low, and clean-up effect is poor, and purification efficiency is low, it is difficult to meet production
The need for problem.A kind of multifunctional air purifier, including housing, central processing unit, air quality detector, air blower,
Exhaust gas entrance, universal wheel, LCD Controlling screen, air cleaning member, clean gas outlet, water storage box, circulating pump and attaching plug, institute
The central processing unit stated is arranged on the inner side of housing；Described LCD Controlling screen is connected by wire with central processing unit；It is described
Air quality detector be arranged on the end of exhaust gas entrance；Described air blower is arranged on air cleaning member and exhaust gas entrance
Junction；Described universal wheel is arranged on the lower end of housing；Described water storage box is connected by circulating pump with air cleaning member.
Described housing specifically uses stainless-steel sheet；Described housing specifically uses vacuum interlayer, can effectively reduce
Noise, creates quiet environment.
Described air cleaning member uses thickness for 1 centimetre to 3 centimetres of fiberglass steel plate；Described purification of air list
Unit is connected by wire with central processing unit；Intellectuality is easy to implement, easy to operate, to the plurality of impurities in air, bacterium has
Noxious material is processed, and is conducive to improving waste gas purification clean-up effect, is increased the service life.
Described air cleaning member includes inlet channel, filter layer, Formaldehyde decomposition layer, photochemical catalyst plate, warming and humidifying
Layer, outlet passageway and uviol lamp, described inlet channel are connected with air blower；Described filter layer is arranged on air cleaning member
Top；Described uviol lamp is arranged between Formaldehyde decomposition layer and photochemical catalyst plate；Described warming and humidifying layer is arranged on air
The bottom of clean unit；Described outlet passageway is arranged on the outside of air cleaning member.
Described filter layer is specifically using the activated carbon filter layer of 3cm to 5cm thickness.Absorb impurity effect good, effectively
Improve degree of purification.
It is the LED lamp bead of 253.7nm that described uviol lamp uses the ultraviolet wavelength for sending；Described uviol lamp is specifically adopted
With two, a large amount of microorganisms in air, purify air, long service life can be effectively killed.
Described central processing unit specifically uses model PLCS7-200 Programmable Logic Controllers, can effectively control air blower
Start and stop, rationally control clarifier working time, save electric energy.
Described universal wheel connection arrestment mechanism, facilitates the movement of equipment, and dining table can also be worked as during equipment out of use, and increase sets
Standby function.
Described air quality detector uses model DT9880；Air quality can accurately be checked.
Compared with prior art, the present invention has the advantages that：Due to a kind of multifunctional air purifying of the invention
Device is widely used in technical field of environment protection equipment.Meanwhile, beneficial effects of the present invention are：
The setting of air cleaning member of the present invention, is conducive to improving exhaust purification efficiency, increases the service life.
The setting of central processing unit of the invention, rationally the working time of control clarifier, saves electric energy.
The setting of universal wheel of the invention, facilitates the movement of equipment, and the function of increasing equipment improves utilization rate of equipment and installations.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is air purification unit device structural representation of the invention.
In figure：1- housings, 2- central processing units, 3- air quality detectors, 4- air blowers, 5- exhaust gas entrances, 6- is universal
Wheel, 7- LCD Controlling screens, 8- air cleaning members, 9- clean gas outlets, 10- water storage boxes, 11- circulating pumps, 12- attaching plugs,
81- inlet channels, 82- filter layers, 83- Formaldehyde decompositions layer, 84- photochemical catalyst plates, 85- warming and humidifyings layer, 86- outlet passageways,
87- uviol lamps.
Specific embodiment
The present invention is described further below in conjunction with accompanying drawing：
Embodiment：
As shown in accompanying drawing 1 to accompanying drawing 2
A kind of multifunctional air purifier of present invention offer, including housing 1, central processing unit 2, air quality detector 3,
Air blower 4, exhaust gas entrance 5, universal wheel 6, LCD Controlling screen 7, air cleaning member 8, clean gas outlet 9, water storage box 10, circulation
Pump 11 and attaching plug 12, described central processing unit 2 are arranged on the inner side of housing 1；Described LCD Controlling screen 7 passes through wire
It is connected with central processing unit 2；Described air quality detector 3 is arranged on the end of exhaust gas entrance 5；Described air blower 4 sets
Put in air cleaning member 8 and the junction of exhaust gas entrance 5；Described universal wheel 6 is arranged on the lower end of housing 1；Described retaining
Case 10 is connected by circulating pump 11 with air cleaning member 8.
Described housing 1 specifically uses stainless-steel sheet；Described housing 1 specifically uses vacuum interlayer, can effectively drop
Low noise, creates quiet environment.
Described air cleaning member 8 uses thickness for 1 centimetre to 3 centimetres of fiberglass steel plate；Described purification of air
Unit 8 is connected by wire with central processing unit 2；Intellectuality is easy to implement, it is easy to operate, to the plurality of impurities in air, carefully
Bacterium, noxious material is processed, and is conducive to improving waste gas purification clean-up effect, is increased the service life.
Described air cleaning member 8 include inlet channel 81, filter layer 82, Formaldehyde decomposition layer 83, photochemical catalyst plate 84,
Warming and humidifying layer 85, outlet passageway 86 and uviol lamp 87, described inlet channel 81 are connected with air blower 4；Described filter layer
82 are arranged on the top of air cleaning member 8；Described uviol lamp 87 is arranged between Formaldehyde decomposition layer 83 and photochemical catalyst plate 84；
Described warming and humidifying layer 85 is arranged on the bottom of air cleaning member 8；Described outlet passageway 86 is arranged on purification of air list
The outside of unit 8.
Described filter layer 83 is specifically using the activated carbon filter layer of 3cm to 5cm thickness.Absorb impurity effect good, effectively
Raising degree of purification.
It is the LED lamp bead of 253.7nm that described uviol lamp 87 uses the ultraviolet wavelength for sending；Described uviol lamp 87 has
Body uses two, can effectively kill a large amount of microorganisms in air, purify air, long service life.
Described central processing unit 2 specifically uses model PLCS7-200 Programmable Logic Controllers, can effectively control air blower
4 start and stop, rationally the working time of control clarifier, save electric energy.
The described connection arrestment mechanism of universal wheel 6, facilitates the movement of equipment, and dining table can also be worked as during equipment out of use, increases
The function of equipment.
Described air quality detector 3 is using model DT9880；Air quality can accurately be checked.
Operation principle：Equipment power-on is first given, attaching plug 12 is inserted 220V standard household AC electricals.Waste gas first passes through sky
Makings amount detector 3 is detected that reach the air quality standard of the setting of central processing unit 2, equipment is in shuts down power save mode；
By air blower 4 by the air inlet clean unit 8 of exhaust gas entrance 5 if testing result is not up to setting air quality standard
Portion；By inlet channel 81, activated carbon filter layer 82, Formaldehyde decomposition layer 83, photochemical catalyst plate 84, warming and humidifying layer 85, to sky
Gas carries out purified treatment, and cleaning is excluded by clean gas outlet 9, warm, the air of moistening；Pulling out the equipment of attaching plug 12 can be with
Make dining table to use, improve clean-up effect, improve utilization rate of equipment and installations.
Using technical solutions according to the invention, or those skilled in the art is under the inspiration of technical solution of the present invention,
Similar technical scheme is designed, and reaches above-mentioned technique effect, be to fall into protection scope of the present invention.
Claims (8)
1. a kind of multifunctional air purifier, it is characterised in that the multifunctional air purifier includes housing（1）, center treatment
Device（2）, air quality detector（3）, air blower（4）, exhaust gas entrance（5）, universal wheel（6）, LCD Controlling screen（7）, air is net
Change unit（8）, clean gas outlet（9）, water storage box（10）, circulating pump（11）And attaching plug（12）, described central processing unit
（2）Installed in housing（1）Inner side；Described LCD Controlling screen（7）By wire and central processing unit（2）It is connected；Described
Air quality detector（3）It is arranged on exhaust gas entrance（5）End；Described air blower（4）It is arranged on air cleaning member（8）
With exhaust gas entrance（5）Junction；Described universal wheel（6）Installed in housing（1）Lower end；Described water storage box（10）By following
Ring pump（11）With air cleaning member（8）It is connected.
2. multifunctional air purifier as claimed in claim 1, it is characterised in that described housing（1）Specifically using stainless
Steel steel plate；Described housing（1）Specifically use vacuum interlayer.
3. multifunctional air purifier as claimed in claim 1, it is characterised in that described air cleaning member（8）Using
Thickness is 1 centimetre to 3 centimetres of fiberglass steel plate；Described air cleaning member（8）By wire and central processing unit（2）Phase
Even.
4. multifunctional air purifier as claimed in claim 1, it is characterised in that described air cleaning member（8）Including
Inlet channel（81）, filter layer（82）, Formaldehyde decomposition layer（83）, photochemical catalyst plate（84）, warming and humidifying layer（85）, outlet passageway
（86）And uviol lamp（87）, described inlet channel（81）With air blower（4）It is connected；Described filter layer（82）It is arranged on air
Clean unit（8）Top；Described uviol lamp（87）It is arranged on Formaldehyde decomposition layer（83）With photochemical catalyst plate（84）Between；It is described
Warming and humidifying layer（85）Installed in air cleaning member（8）Bottom；Described outlet passageway（86）It is arranged on purification of air
Unit（8）Outside.
5. multifunctional air purifier as claimed in claim 4, it is characterised in that described filter layer（82）It is specific to use
The activated carbon filter layer of 3cm to 5cm thickness.
6. multifunctional air purifier as claimed in claim 4, it is characterised in that described uviol lamp（87）Using what is sent
Ultraviolet wavelength is the LED lamp bead of 253.7nm；Described uviol lamp（87）It is specific to use two.
7. multifunctional air purifier as claimed in claim 1, it is characterised in that described central processing unit（2）Specifically adopt
With model PLCS7-200 Programmable Logic Controllers.
8. multifunctional air purifier as claimed in claim 1, it is characterised in that described universal wheel（6）Connection brake
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710176456.7A CN106839153A (en) | 2017-03-22 | 2017-03-22 | A kind of multifunctional air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710176456.7A CN106839153A (en) | 2017-03-22 | 2017-03-22 | A kind of multifunctional air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106839153A true CN106839153A (en) | 2017-06-13 |
Family
ID=59130073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710176456.7A Pending CN106839153A (en) | 2017-03-22 | 2017-03-22 | A kind of multifunctional air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106839153A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228419A (en) * | 2017-07-14 | 2017-10-03 | 成都翰道科技有限公司 | A kind of air purifier |
| CN108619799A (en) * | 2018-05-09 | 2018-10-09 | 海宁美康环保科技有限公司 | A kind of installation method of filter |
| CN110196312A (en) * | 2019-06-14 | 2019-09-03 | 徐州恒宝安全设备有限公司 | A kind of indoor formaldehyde monitoring harmful gases warning device |
| CN111380117A (en) * | 2020-03-27 | 2020-07-07 | 杭州圣瑞思电器有限公司 | Internal circulation constant humidity machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000121110A (en) * | 1998-10-14 | 2000-04-28 | Elmo Co Ltd | Air cleaning device |
| KR200439060Y1 (en) * | 2007-05-28 | 2008-03-18 | 주식회사 다원센추리 | Fan coil unit with air purgation-system |
| CN105135544A (en) * | 2015-09-14 | 2015-12-09 | 北京科技大学 | Air purifying device |
| CN105423443A (en) * | 2015-12-24 | 2016-03-23 | 无锡信大气象传感网科技有限公司 | Multifunctional air purifier |
| CN105584321A (en) * | 2015-12-20 | 2016-05-18 | 广安市华蓥山领创电子有限公司 | Vehicle-mounted air purifier generating negative ions through high-frequency transformer |
| CN206669896U (en) * | 2017-03-22 | 2017-11-24 | 贵州大学 | A kind of multifunctional air purifier |
-
2017
- 2017-03-22 CN CN201710176456.7A patent/CN106839153A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000121110A (en) * | 1998-10-14 | 2000-04-28 | Elmo Co Ltd | Air cleaning device |
| KR200439060Y1 (en) * | 2007-05-28 | 2008-03-18 | 주식회사 다원센추리 | Fan coil unit with air purgation-system |
| CN105135544A (en) * | 2015-09-14 | 2015-12-09 | 北京科技大学 | Air purifying device |
| CN105584321A (en) * | 2015-12-20 | 2016-05-18 | 广安市华蓥山领创电子有限公司 | Vehicle-mounted air purifier generating negative ions through high-frequency transformer |
| CN105423443A (en) * | 2015-12-24 | 2016-03-23 | 无锡信大气象传感网科技有限公司 | Multifunctional air purifier |
| CN206669896U (en) * | 2017-03-22 | 2017-11-24 | 贵州大学 | A kind of multifunctional air purifier |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228419A (en) * | 2017-07-14 | 2017-10-03 | 成都翰道科技有限公司 | A kind of air purifier |
| CN108619799A (en) * | 2018-05-09 | 2018-10-09 | 海宁美康环保科技有限公司 | A kind of installation method of filter |
| CN110196312A (en) * | 2019-06-14 | 2019-09-03 | 徐州恒宝安全设备有限公司 | A kind of indoor formaldehyde monitoring harmful gases warning device |
| CN110196312B (en) * | 2019-06-14 | 2022-01-14 | 新沂市新南环保产业技术研究院有限公司 | Indoor formaldehyde harmful gas monitoring alarm device |
| CN111380117A (en) * | 2020-03-27 | 2020-07-07 | 杭州圣瑞思电器有限公司 | Internal circulation constant humidity machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |
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| RJ01 | Rejection of invention patent application after publication |