CN114712739A - Portable electric air supply system with purification function and control method thereof - Google Patents
Portable electric air supply system with purification function and control method thereof Download PDFInfo
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- CN114712739A CN114712739A CN202110020977.XA CN202110020977A CN114712739A CN 114712739 A CN114712739 A CN 114712739A CN 202110020977 A CN202110020977 A CN 202110020977A CN 114712739 A CN114712739 A CN 114712739A
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- air
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- filter box
- supply system
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
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- 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
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a portable electric air supply system with a purification function and a control method thereof, belongs to the technical field of air purification, and solves the problems of small air volume and insufficient purification capacity of the existing air supply system. The invention discloses a portable electric air supply system with a purification function, which comprises a main frame, an upper cover, a base, an air outlet filter box, a control circuit board, a fan, a battery I, a battery II and an air inlet filter box. The invention solves the problem of small air quantity of the existing air supply system through the design of the double-shaft fan, improves the air filtering capacity of the air supply system through the collinear arrangement of the air inlet filter box and the air outlet filter box, has simple layout and saves space.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a portable electric air supply system with a purification function and a control method thereof.
Background
The electric air supply system can actively provide clean air for protective articles such as a breathing mask, a face mask and a positive pressure protective suit and maintain a certain positive pressure value in the protective articles. The air supply system generally comprises a power source, a fan, a filtering device and a control element. Due to the limitation of spatial layout, it is difficult for the air supply system to have high efficiency air supply, good purification function and portability in use at the same time.
Aiming at the problems of low air supply efficiency, insufficient purification function, complex use, inconvenient carrying and the like of the current electric air supply system, the portable electric air supply system with the purification function is provided as an air source device of products such as a breathing mask, a positive pressure protective clothing and the like, and is characterized in that a rechargeable battery drives an axial flow fan to suck air from an air inlet with a filter device, and then the air is subjected to secondary purification through an air purification filter box and finally discharged from an air outlet; the double axial flow fan and the corresponding sealing design enable the air supply system to have larger air supply amount and higher air supply efficiency; most of the existing portable air supply systems are simply stacked, and great inconvenience is caused when a filter screen and a battery are replaced.
The existing electric air supply system has complex layout form, is very inconvenient to operate in the use process, and cannot be quickly used particularly in emergency or emergency tasks; the air supply system with a simple form has the defects of small air supply amount and insufficient air purification capacity. In view of the above problems, it is desirable to provide a portable electric air supply system with a purification function.
Disclosure of Invention
In view of the above analysis, embodiments of the present invention provide a portable electric blower system with a cleaning function and a control method thereof, so as to solve the problems of small air volume and insufficient cleaning capability of the conventional blower system.
The invention is mainly realized by the following technical scheme:
on one hand, the embodiment of the invention provides a portable electric air supply system with a purification function, which comprises a main frame, an upper cover, a base, a first battery rear cover, a second air inlet filter box rear cover, an air outlet filter box, a control circuit board, a sealing block, a first fan, a second fan, a fan base, a switch button, a first battery, a second battery and an air inlet filter box, wherein the air inlet filter box and the air outlet filter box are arranged in a collinear manner; the first fan and the second fan are arranged between the air inlet filter box and the air outlet filter box in parallel; the sealing block is positioned between the first fan, the second fan and the air outlet filter box; the first battery and the second battery are respectively positioned on two sides of the first fan and the second fan.
Furthermore, the fan base is provided with a square hole, and the air inlet filter box is positioned in the square hole.
Further, the first battery and the second battery are rechargeable batteries.
Furthermore, a spring is arranged between the air outlet filter box and the sealing block.
Furthermore, annular fan sealing gaskets are additionally arranged between the first fan and the second fan and the sealing blocks.
Furthermore, the air inlet filter box rear cover is fixed on the base through an elastic buckle, a battery jar is formed in the base, the battery I and the battery II are placed in the battery jar, and an air inlet hole is formed in the main frame.
Furthermore, a folding sealing device is arranged outside the air inlet hole.
Further, an air quality sensor is arranged on the outer side of the air inlet hole.
Further, a pressure sensor is arranged on the circuit control board.
Furthermore, lid two are fixed on the base through elasticity buckle behind lid one and the battery behind the battery, control circuit board joint is fixed on the main frame.
Further, the first battery and the second battery are provided with a circuit switching unit.
Further, the portable electric air supply system with the purification function is applied to protective clothing and respiratory masks.
In another aspect, an embodiment of the present invention provides a method for controlling a portable electric air supply system with a purification function, including:
the air quality sensor senses the air quality in the environment, and the air flowing into and out of the fan is purified through the air inlet filter box and the air outlet filter box;
when the air quality index is larger than or equal to 151, opening the two fans, enabling air to enter from the air inlet filter box, flow to the air outlet filter box through primary filtration, flow to the air outlet filter box through secondary filtration, and flow out from an air outlet on the air outlet filter box;
when the air quality index is larger than or equal to 51 and smaller than 151, a fan is turned on, air enters from the air inlet filter box, flows to the air outlet filter box through primary filtration, flows to the air outlet filter box through secondary filtration and flows out from an air outlet on the air outlet filter box;
and when the air quality index is less than 51, the fan is turned off, and the air supply system stops working.
In another aspect, an embodiment of the present invention provides a method for controlling a portable electric air supply system with a purification function, including:
the pressure sensor senses the external pressure, and the air flowing into and out of the fan is purified through the air inlet filter box and the air outlet filter box;
when the external pressure is less than or equal to a certain value (atmospheric pressure + 50P): the first fan and the second fan are opened simultaneously, air enters from the air inlet filter box, flows to the air outlet filter box after primary filtration, flows out from an air outlet on the air outlet filter box after secondary filtration;
when the ambient pressure is greater than a certain value (atmospheric pressure + 50P): the first fan is opened, air enters the first fan from the air inlet filter box, flows to the air outlet filter box through first-stage filtration, flows out of an air outlet on the second-stage filtration and flows out of the air outlet on the air outlet filter box.
Compared with the prior art, the invention can realize at least one of the following beneficial effects:
1. the invention solves the problem of small air quantity of the existing air supply system through the design of the double-shaft fan, and simultaneously, the first fan and the second fan are arranged side by side, thereby saving the pipeline connection, saving the part materials and the occupied space, and improving the air supply efficiency of the air supply system.
2. The air inlet filter box and the air outlet filter box are respectively arranged at the air inlet and the air outlet, the air filtering capacity of the air supply system is improved by double-layer filtering, and the air inlet filter box and the air outlet filter box are arranged in a collinear manner (namely, the central lines of the air inlet filter box and the air outlet filter box are overlapped, and air can pass through the air inlet filter box and the air outlet filter box along a straight line), so that the layout is simple and the space is saved.
3. The air inlet filter box is fixed on the base through the elastic buckle, and the air outlet filter box is fixed on the main frame through the quick-release type screw, so that the air inlet filter box is convenient to detach and replace.
4. The first battery and the second battery are respectively positioned at two sides of the first fan and the second fan and are fixed through the first battery rear cover and the second battery rear cover, and the first battery rear cover and the second battery rear cover are fixed on the base through elastic buckles, so that the first battery rear cover and the second battery rear cover are convenient to disassemble and replace.
5. The invention enhances the adaptability of the air supply system and improves the satisfaction degree through the real-time signal of the air quality touch sensor. The air quality sensor can obtain the air quality in the space, and can quickly adjust the working state of the air supply system. The invention realizes the flexible layout of the air supply system by adjusting the number or the position relation of the fans and the air outlet or the air inlet filter boxes in the air supply system and changing the number of the fans and the filter boxes according to different application scenes.
6. The invention senses the external pressure through the pressure sensor, accurately provides air purification treatment for products such as breathing masks or protective clothing and the like, and enlarges the application range of the product.
7. The invention improves the operation efficiency and the air supply efficiency of the air supply system in use by reasonably distributing the battery, the axial flow fan, the filter box and other components, and realizes the portable and miniaturized design of the electric air supply system.
In the invention, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
FIG. 1 is a first external view of a portable electric blower system with a cleaning function;
FIG. 2 is a second external view of the portable electric blower system with a cleaning function;
FIG. 3 is a first internal structure diagram of a portable electric blower system with a cleaning function;
fig. 4 is a second internal structure diagram of a portable electric blower system with a cleaning function.
Reference numerals:
the air conditioner comprises a main frame 1, an upper cover 2, a base 3, a first battery rear cover 4-1, a second battery rear cover 4-2, a rear air inlet filter box cover 5, an air outlet filter box 6, a control circuit board 7, a sealing block 8, a first fan 9-1, a second fan 9-2, a fan base 10, a switch button 11, a first battery 12-1, a second battery 12-2 and an air inlet filter box 13.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the term "connected" is to be understood broadly, and may be, for example, fixed, detachable, or integrally connected, and may be mechanically or electrically connected, and may be directly or indirectly connected through an intermediate medium, unless otherwise specifically stated or limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "top," "bottom," "above … …," "below," and "on … …" as used throughout the description are relative positions with respect to components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, regardless of their orientation in space.
Example 1
The embodiment provides a portable electric air supply system with a purification function, and as shown in fig. 1 to 4, the electric air supply system comprises an air outlet filter box 6, a sealing block 8, a first fan 9-1, a second fan 9-2, a fan base 10, a first battery 12-1, a second battery 12-2 and an air inlet filter box 13. The air inlet filter box 13 and the air outlet filter box 6 are arranged in a collinear manner (namely, the central lines of the air inlet filter box 13 and the air outlet filter box 6 are superposed, and air can pass through the air inlet filter box 13 and the air outlet filter box 6 along a straight line); the first fan 9-1 and the second fan 9-2 are arranged between the air inlet filter box 13 and the air outlet filter box 6 in parallel; the sealing block 8 is positioned between the first fan 9-1, the second fan 9-2 and the air outlet filter box 6, so that the first fan 9-1, the second fan 9-2 and the air outlet filter box 6 are sealed; the first fan 9-1 and the second fan 9-2 are fixedly connected with the fan seat 10 through screws and are fixedly connected with the sealing block 8 through screws; the fan base 10 is provided with a square hole, and the air inlet filter box 13 is positioned in the square hole; the first battery 12-1 and the second battery 12-2 are respectively positioned at two sides of the first fan 9-1 and the second fan 9-2, and the first battery 12-1 and the second battery 12-2 are rechargeable batteries.
Compared with the prior art, the air inlet and the air outlet of the air purifier are provided with the filtering devices, the air inlet filter box 13 and the air outlet filter box 6 are arranged in a collinear manner, the two fans are arranged between the air inlet filter box 13 and the air outlet filter box 6, the first fan 9-1 and the second fan 9-2 are arranged in parallel, the pipeline connection is omitted, materials and space are saved, and the high-efficiency air supply and the good air purification function are realized due to the design of the double-axial-flow fan and the two-stage filtering devices (the linear air path can effectively reduce wind loss).
The electric air supply system further comprises a main frame 1, an upper cover 2, a base 3, a first battery rear cover 4-1, a second battery rear cover 4-2, a rear air inlet filter box cover 5, a control circuit board 7 and a switch button 11. The air inlet rear cover 5 is fixed on the base 3 through an elastic buckle (not shown in the figure), a battery groove is formed in the base 3, a first battery 12-1 and a second battery 12-2 are placed in the battery groove and fixed through a first battery rear cover 4-1 and a second battery rear cover 4-2, the first battery rear cover 4-1 and the second battery rear cover 4-2 are fixed on the base 3 through the elastic buckle, the control circuit board 7 is fixed on the main frame 1 in a clamping mode (wherein three clamping components are arranged to form triangular clamping fixation, stable clamping can be achieved), the switch button 11 is arranged on the side edge of the main frame 1, the upper cover 2 is fixedly connected with the main frame 1 through screws, and the main frame 1 is provided with an air inlet hole in one side of the air inlet filter box 6.
It should be noted that the air inlet filter cartridge 13 and the air outlet filter cartridge 6 are designed to be quick-replaceable structures, the air inlet filter cartridge 13 is a snap-in structure, the air outlet filter cartridge 6 is connected by a quick-release screw, and when replacing, the quick replacement can be realized only by taking out the old filter cartridge and inserting the new filter cartridge; the quick-change filter box is combined with a rechargeable replaceable battery (wherein a first battery 12-1 and a second battery 12-2 are provided with circuit switching units, and the series-parallel connection mode can be switched at any time, so that uninterrupted power supply during replacement of one battery is ensured, and continuous long-time work of an air supply system is ensured.
Preferably, a spring is arranged between the air outlet filter box 6 and the sealing block 8, and when the air outlet filter box 6 is disassembled, the spring can automatically eject the air outlet filter box 6, so that the disassembly is convenient.
Preferably, annular fan sealing gaskets are additionally arranged between the first fan 9-1, the second fan 9-2 and the sealing block 8, so that the air leakage phenomenon in the air supply process of the fans is reduced, and the air supply efficiency is improved.
Preferably, a folding sealing device is arranged on one side of an air inlet hole in the main frame 1, a positioning plate is arranged on one side of the air inlet hole in the sealing device, the sealing device is automatically in a folded state when the air supply system works, and the sealing device is automatically in an opened state when the air supply system is closed.
Preferably, an air quality sensor is arranged on one side of the air inlet, a controller is arranged on the switch button 11, and the air quality sensor can automatically start the air supply system according to the air quality index.
It should be noted that the invention solves the problem of small air volume of the existing air supply system through the design of the double-shaft fan, and meanwhile, the first fan 9-1 and the second fan 9-2 are arranged side by side, thus saving pipeline connection, saving component materials and occupying space, and improving the air supply efficiency of the air supply system. According to the invention, the air inlet filter box 13 and the air outlet filter box 6 are respectively arranged at the air inlet and the air outlet, the air filtering capacity of the air supply system is improved by double-layer filtering, the air inlet filter box 13 and the air outlet filter box 6 are positioned on the same straight line and are respectively positioned at the two ends of the first fan 9-1 and the second fan 9-2, the layout is simple, and the space is saved. The air inlet filter box 13 is fixed on the base 3 through an elastic buckle, and the air outlet filter box 6 is fixed on the main frame 1 through a quick-release screw, so that the air inlet filter box is convenient to detach and replace. The battery I12-1, the battery II 12-2, the fan I9-1 and the two sides of the fan II 9-2 are fixed through the battery rear cover I4-1 and the battery rear cover II 4-2, and the battery rear cover I4-1 and the battery rear cover II 4-2 are fixed on the base 3 through elastic buckles, so that the battery rear cover I12-1 and the battery rear cover II 4-2 are convenient to detach and replace.
Example 2
The embodiment provides a control method of a portable electric air supply system with a purification function, and an air quality sensor is arranged outside an air inlet hole of the air supply system. The air quality sensor can automatically control the working mode of the air supply system according to the air quality index.
In this embodiment, the air supply system provides different operation modes according to the air quality index in the environment, and may include:
(1) poor air quality: when the air quality index is larger than or equal to 151, the air quality sensor transmits a signal to the control circuit board 7, the first fan 9-1 and the second fan 9-2 are simultaneously opened, the fans start to work, air enters from the air inlet filter box 13, flows to the air outlet filter box 6 through primary filtering, flows to the breathing mask or the protective clothing through secondary filtering, and flows into the breathing mask or the protective clothing through an air outlet on the air outlet filter box 6. When the air quality is poor, the first fan 9-1 and the second fan 9-2 work simultaneously, the air supply amount is increased, and the air purification efficiency is improved.
(2) The air quality is as follows: when the air quality index is larger than or equal to 51 and smaller than 151, the air quality sensor transmits a signal to the control circuit board 7, the first fan 9-1 is started, the fan starts to work, air enters from the air inlet filter box 13, flows to the air outlet filter box 6 after primary filtering, flows to the breathing mask or the protective clothing from an air outlet on the air outlet filter box 6 after secondary filtering. When the air quality is medium, the number of the fans is reduced by starting the first fans 9-1, so that the power can be reduced, the electric energy can be saved, and the effective air purification effect can be achieved. Or, preferably, the outlet filter cartridge 6 and the second fan 9-2 can be removed, reducing space utilization.
(3) The air quality is high: when the air quality index is smaller than 51, the air quality sensor transmits a signal to the control circuit board 7, the first fan 9-1 and the second fan 9-2 are turned off, and the fans stop working. When the air quality is high, the air sensor does not transmit signals to the battery switch controller, and the first fan 9-1 and the second fan 9-2 are both in a closed state.
It should be noted that the invention enhances the adaptability of the air purifier and improves the satisfaction degree through the real-time signal of the air quality sensor. The air quality sensor can obtain the air quality in the space, and can adjust the operating condition of air purifier fast. The invention realizes the flexible layout of the air supply system by adjusting the number or the position relationship of the fans and the air outlet or the air inlet filter boxes in the air supply system and changing the number of the fans and the filter boxes according to different application scenes.
Example 3
The embodiment provides a control method of a portable electric air supply system with a purification function, wherein a pressure sensor is arranged on a circuit control board 7 of the air supply system, and the pressure sensor automatically controls the working mode of the air supply system according to the magnitude of the external pressure.
In this embodiment, the air supply system provides different operation modes according to the magnitude of the external pressure, and may include:
(1) when the external pressure is less than or equal to a certain value (atmospheric pressure + 50P): when the external pressure is less than the atmospheric pressure plus 50P, the first fan 9-1 and the second fan 9-2 are simultaneously opened, the fans start to work, air enters from the air inlet filter box 13, flows to the air outlet filter box 6 through primary filtration, flows into the breathing mask or the protective clothing through the air outlet on the air outlet filter box 6 through secondary filtration.
(2) When the external pressure is greater than a certain value (atmospheric pressure + 50P): when the external pressure is higher than the atmospheric pressure plus 50P, the first fan 9-1 is opened, the fan starts to work, air enters from the air inlet filter box 13, flows to the air outlet filter box 6 through primary filtration, flows into the breathing mask or the protective clothing through the air outlet on the air outlet filter box 6 through secondary filtration.
The invention senses the external pressure through the pressure sensor, accurately provides air purification treatment for products such as breathing masks or protective clothing and the like, and enlarges the application range of the invention.
While the invention has been described with reference to specific preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.
Claims (10)
1. A portable electric air supply system with a purification function comprises a main frame (1), an upper cover (2), a base (3), an air outlet filter box (6), a control circuit board (7), a fan, a battery I (12-1), a battery II (12-2) and an air inlet filter box (13).
2. The portable electric air supply system with purification function as recited in claim 1, further comprising a fan base (10), wherein said fan base (10) is provided with a square hole, and the air inlet filter box (6) is located inside the square hole.
3. The portable electric air supply system with purification function according to claim 1, wherein said first battery (12-1) and said second battery (12-2) are rechargeable batteries.
4. The portable electric air supply system with purification function as claimed in claim 1, further comprising a sealing block (8), wherein a spring is arranged between the sealing block (8) and the air outlet filter box (6).
5. The portable electric air supply system with purification function as claimed in claim 4, wherein an annular fan gasket is arranged between the sealing block (8) and the fan.
6. The portable electric air supply system with the purification function as recited in claim 1, further comprising an air inlet filter cartridge rear cover (5), wherein the air inlet filter cartridge rear cover (5) is fixed on the base (3) through an elastic buckle, a battery jar is opened on the base (3), and the first battery (12-1) and the second battery (12-2) are placed in the battery jar.
7. The portable electric air supply system with purification function as claimed in claim 1, wherein the main frame (1) is provided with an air inlet hole.
8. The portable electric blower system with purification function as set forth in claim 7, wherein a sealing means is provided outside said ventilating opening.
9. The portable electric air supply system with the purification function as claimed in claim 1, further comprising a first battery rear cover (4-1) and a second battery rear cover (4-2), wherein the first battery rear cover (4-1) and the second battery rear cover (4-2) are fixed on the base (3) through elastic buckles, and the control circuit board (7) is fixed on the main frame (1) through gluing or screws.
10. A control method using the portable electric blower system with purification function of any one of claims 1 to 9, comprising the steps of:
the air quality sensor senses the air quality in the environment, and air flowing into and out of the fan is purified through the air inlet filter box (13) and the air outlet filter box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110020977.XA CN114712739B (en) | 2021-01-06 | 2021-01-06 | Portable electric air supply system with purification function and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110020977.XA CN114712739B (en) | 2021-01-06 | 2021-01-06 | Portable electric air supply system with purification function and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114712739A true CN114712739A (en) | 2022-07-08 |
| CN114712739B CN114712739B (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110020977.XA Active CN114712739B (en) | 2021-01-06 | 2021-01-06 | Portable electric air supply system with purification function and control method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204629801U (en) * | 2015-04-07 | 2015-09-09 | 宁波巨凰暖通设备有限公司 | A kind of air cleaner |
| CN204678540U (en) * | 2015-04-03 | 2015-09-30 | 上海精科纳米环保技术有限公司 | A kind of portable air purifier |
| WO2018027508A1 (en) * | 2016-08-09 | 2018-02-15 | 曹鸿鹏 | Air purification apparatus with nfc function |
| WO2018027515A1 (en) * | 2016-08-09 | 2018-02-15 | 曹鸿鹏 | Internet of things air purifier |
-
2021
- 2021-01-06 CN CN202110020977.XA patent/CN114712739B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204678540U (en) * | 2015-04-03 | 2015-09-30 | 上海精科纳米环保技术有限公司 | A kind of portable air purifier |
| CN204629801U (en) * | 2015-04-07 | 2015-09-09 | 宁波巨凰暖通设备有限公司 | A kind of air cleaner |
| WO2018027508A1 (en) * | 2016-08-09 | 2018-02-15 | 曹鸿鹏 | Air purification apparatus with nfc function |
| WO2018027515A1 (en) * | 2016-08-09 | 2018-02-15 | 曹鸿鹏 | Internet of things air purifier |
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| Publication number | Publication date |
|---|---|
| CN114712739B (en) | 2023-03-21 |
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