CN113237166A - Domestic air humidifier - Google Patents

Domestic air humidifier Download PDF

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Publication number
CN113237166A
CN113237166A CN202110338481.7A CN202110338481A CN113237166A CN 113237166 A CN113237166 A CN 113237166A CN 202110338481 A CN202110338481 A CN 202110338481A CN 113237166 A CN113237166 A CN 113237166A
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CN
China
Prior art keywords
shell
air
fixedly connected
motor
liquid
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
Application number
CN202110338481.7A
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Chinese (zh)
Inventor
王瑾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yancheng Institute of Technology
Original Assignee
Yancheng Institute of Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yancheng Institute of Technology filed Critical Yancheng Institute of Technology
Priority to CN202110338481.7A priority Critical patent/CN113237166A/en
Publication of CN113237166A publication Critical patent/CN113237166A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
    • F24F6/16—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using rotating elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • 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
    • F24F13/24—Means for preventing or suppressing noise
    • 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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • 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
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/242—Sound-absorbing material

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Air Humidification (AREA)

Abstract

The invention discloses a household air humidifier, which comprises a shell, wherein an air box is fixedly connected to the left side of the inner bottom end of the shell, a liquid box is fixedly connected to the right side of the inner bottom end of the shell, a liquid supplementing pipe is fixedly connected to the upper end surface of the liquid box, an atomization generator and a liquid pump are fixedly installed above and below the left end surface of the liquid box respectively, a fan is fixedly installed at the inner bottom end of the air box, an air inlet pipe is fixedly connected below the left end surface of the air box, a first motor is fixedly installed on the inner left side wall of the shell, a rotating rod is rotatably installed on the left side of the upper end surface of the shell through a bearing, an air guide cover is fixedly connected to the top end of the rotating rod through a cross, and when a spray nozzle sprays mist, the air guide cover is driven to rotate through the first motor, so that the spray range of the water mist can be improved, and indoor air can be rapidly humidified.

Description

Domestic air humidifier
Technical Field
The invention relates to the technical field of air humidifiers, in particular to a household air humidifier.
Background
With the improvement of the living standard of people, the requirements on the quality of life are continuously improved. In dry weather or seasons when air conditioners are used more, indoor air is generally dry, and the problems of dry skin, vexation and the like are easily caused for people living indoors for a long time, so that the humidifier is widely applied in life, and people can feel pleased by reasonably applying the air humidifier.
However, the existing air humidifier has a relatively low spraying force, and cannot increase the humidity of a room quickly, so that a household air humidifier is provided.
Disclosure of Invention
The present invention is directed to a home air humidifier that solves the problems set forth above in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a household air humidifier comprises a shell, wherein an inner bottom left side of the shell is fixedly connected with an air box, an inner bottom right side of the shell is fixedly connected with a liquid box, an upper end face of the liquid box is fixedly connected with a liquid supplementing pipe, the top end of the liquid supplementing pipe extends out of the shell, an atomization generator and a liquid pump are respectively and fixedly installed above and below a left end face of the liquid box, an input end of the liquid pump is communicated with the inside of the liquid box through a pipeline, an output end of the liquid pump is fixedly connected with an input end of the atomization generator through a pipeline, an output end of the atomization generator is connected with a right end face of the air box through a pipeline, a fan is fixedly installed at the inner bottom end of the air box, an air inlet pipe is fixedly connected below the left end face of the air box, the left end of the air inlet pipe extends out of the shell, a first motor is fixedly installed on an inner left side wall of the shell, and a driving gear is fixedly connected with an output end of the first motor, the wind box is characterized in that a rotating rod is rotatably mounted on the left side of the upper end face of the shell through a bearing, a driven gear is fixedly connected to the bottom end of the rotating rod, the driving gear is meshed with the driven gear, a wind scooper is fixedly connected to the top end of the rotating rod through a cross, a circular groove is formed in the upper end face of the shell, the bottom of the wind scooper extends into the circular groove, a plurality of spray nozzles are formed in the outer surface of the wind scooper, and the wind box is communicated with the inside of the wind scooper through a wind guide pipe.
Preferably, the top of the wind scooper is hinged with a cover plate, a discharge hole is formed in the top of the wind scooper and below the cover plate, and breathable cotton is fixedly connected to the inner portion of the wind scooper and above the rotating rod.
Preferably, an isolation net is fixedly installed inside the air inlet pipe.
Preferably, a filter screen is fixedly installed at the top of the liquid tank.
Preferably, the corners around the bottom end face of the shell are fixedly provided with rollers.
Preferably, the bottom face of shell is fixedly connected with backup pad respectively on the left and right sides, and there is the second motor front and back side respectively fixed mounting of left backup pad, the output fixedly connected with threaded rod of second motor, the surface left and right sides of threaded rod respectively the spiral have connect the slider soon, the inside screw thread opposite direction of slider on the left and right sides, the bottom face of slider passes through support fixedly connected with gyro wheel stopper, the guide arm is worn to be equipped with in the slider by sliding, the left and right sides both ends of guide arm respectively with backup pad fixed connection on the left and right sides, and the top at the threaded rod is established to the guide.
Preferably, a first silencing sponge layer is arranged inside the shell, and a second silencing sponge layer is arranged inside the air box.
Preferably, the internally mounted of liquid case has the level gauge, the leading flank fixed mounting of shell has the controller, the leading flank of controller inlays and is equipped with the display screen, the controller is respectively through the signal input part of wire and display screen, the signal output part of level gauge, the signal input part of fan, the signal input part of liquid pump, the signal input part of aerosol generator, the signal input part of first motor, the signal input part electric connection of second motor.
Compared with the prior art, the invention has the beneficial effects that: when the atomizing nozzle atomizes, the first motor drives the wind scooper to rotate, so that the spraying range of water mist can be enlarged, and indoor air can be quickly humidified; if the water mist which needs to be sprayed out has fragrance, the cover plate is opened, essence is dropped into the breathable cotton or the fragrance is put into the breathable cotton, so that the water mist has the fragrance, and the practicability of the air humidifier is improved; the arranged separation net can prevent indoor impurities from entering the humidifier through the air inlet pipe and prevent mosquitoes from entering the humidifier; the filter screen is used for filtering the supplemented liquid; the first silencing sponge layer and the second silencing sponge layer can enable the air humidifier to be in a mute working state when in work, so that the living comfort of a user is improved; after the position of the air humidifier is determined, the second motor is started, the second motor works to drive the threaded rod to rotate, the threaded rod rotates to drive the left and right sliding blocks to move away from each other, and therefore the roller limiting blocks are attached to the rollers, and the position of the air humidifier is fixed.
Drawings
FIG. 1 is a schematic front sectional view of a main body structure of a home air humidifier;
FIG. 2 is a front view of the main structure of a home air humidifier;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 of a home air humidifier;
fig. 4 is an enlarged view of a structure B of a home air humidifier in fig. 1.
In the figure: 1-roller, 2-air inlet pipe, 3-separation net, 4-air box, 5-second silencing sponge layer, 6-first silencing sponge layer, 7-shell, 8-air guide pipe, 9-liquid supplement pipe, 10-filter screen, 11-liquid level meter, 12-atomization generator, 13-liquid pump, 14-liquid box, 15-air guide cover, 16-cover plate, 17-spray nozzle, 18-controller, 19-air permeable cotton, 20-circular groove, 21-rotating rod, 22-driven gear, 23-first motor, 24-driving gear, 25-second motor, 26-guide rod, 27-slide block, 28-support plate, 29-fan, 30-threaded rod and 31-roller limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a household air humidifier comprises a shell 7, wherein an inner bottom left side of the shell 7 is fixedly connected with an air box 4, an inner bottom right side of the shell 7 is fixedly connected with a liquid box 14, an upper end face of the liquid box 14 is fixedly connected with a liquid supplementing pipe 9, the top end of the liquid supplementing pipe 9 extends out of the shell 7, an atomization generator 12 and a liquid pump 13 are fixedly mounted above and below a left end face of the liquid box 14 respectively, an input end of the liquid pump 13 is communicated with the inside of the liquid box 14 through a pipeline, an output end of the liquid pump 13 is fixedly connected with an input end of the atomization generator 12 through a pipeline, an output end of the atomization generator 12 is connected with a right end face of the air box 4 through a pipeline, a fan 29 is fixedly mounted at the inner bottom end of the air box 4, an air inlet pipe 2 is fixedly connected below a left end face of the air box 4, the left end of the air inlet pipe 2 extends out of the shell 7, a left side wall of the shell 7 is fixedly mounted with a first motor 23, the air box comprises a first motor 23, a driving gear 24 is fixedly connected to the output end of the first motor 23, a rotating rod 21 is rotatably installed on the left side of the upper end face of a shell 7 through a bearing, a driven gear 22 is fixedly connected to the bottom end of the rotating rod 21, the driving gear 24 is meshed with the driven gear 22, an air guide cover 15 is fixedly connected to the top end of the rotating rod 21 through a cross, a circular groove 20 is formed in the upper end face of the shell 7, the bottom of the air guide cover 15 extends into the circular groove 20, a plurality of spray nozzles 17 are formed in the outer surface of the air guide cover 15, and the air box 4 is communicated with the inside of the air guide cover 15 through an air guide pipe 8.
When the water mist humidifying device is used, the liquid pump 13, the atomizing generator 12, the fan 29 and the first motor 23 are started, the liquid pump 13 works to convey water in the liquid box 14 to the atomizing generator 12, the atomizing generator 12 conveys atomized water to the air box 4, then water mist is conveyed to the inside of the air guide cover 15 through the air guide pipe 8 under the action of the fan 29 and is sprayed out from the spray opening 17, the first motor 23 drives the driving gear 24 to rotate when working, the driving gear 24 is meshed with the driven gear 22 to drive the rotating rod 21 to rotate, and the rotating rod 21 drives the air guide cover 15 to rotate when rotating, so that the spray range of the water mist can be improved, and indoor air can be humidified quickly.
The top of the wind scooper 15 is hinged with a cover plate 16, a discharge hole is formed in the top of the wind scooper 15 and below the cover plate 16, and breathable cotton 19 is fixedly connected to the inner portion of the wind scooper 15 and above the rotating rod 21.
If the water mist required to be sprayed is fragrant, the cover plate 16 is opened, essence is dropped into the breathable cotton 19 or spice is put into the breathable cotton, so that the water mist is fragrant, and the practicability of the air humidifier is improved.
The separation net 3 is fixedly installed inside the air inlet pipe 2, and the arranged separation net 3 can prevent indoor impurities from entering the humidifier through the air inlet pipe 2 and meanwhile prevent mosquitoes from entering the humidifier.
The inner top of the liquid tank 14 is fixedly provided with a filter screen 10, and when liquid is replenished into the liquid tank 14 through the liquid replenishing pipe 9, the filter screen 10 is used for filtering replenished liquid.
And the corners around the bottom end surface of the shell 7 are fixedly provided with rollers 1, and the rollers 1 are used for conveniently moving the air humidifier.
The side is fixedly connected with backup pad 28 respectively about the bottom face of shell 7, and there is second motor 25 in the front and back side difference fixed mounting of left backup pad 28, the output fixedly connected with threaded rod 30 of second motor 25, the side is revolved spirally respectively about the surface of threaded rod 30 has slider 27, the inside screw thread opposite direction of slider 27 on the left and right sides, support fixedly connected with gyro wheel stopper 31 is passed through to slider 27's bottom face, slide on the slider 27 and wear to be equipped with guide arm 26, guide arm 26 about both ends respectively with the backup pad 28 fixed connection on the left and right sides, and guide arm 26 establishes the top at threaded rod 30.
After the position of the air humidifier is determined, the second motor 25 is started, the second motor 25 works to drive the threaded rod 30 to rotate, the threaded rod 30 rotates to drive the left and right sliding blocks 26 to move away from each other, the roller limiting blocks 31 cling to the rollers 1, the position of the air humidifier is fixed, and the arranged guide rods 26 play a role in guiding and limiting the left and right movement of the sliding blocks 26.
The inside of shell 7 is provided with first amortization sponge layer 6, the inside of bellows 4 is provided with second amortization sponge layer 5, can make this air humidifier at the operating condition of silence through first amortization sponge layer 6 and second amortization sponge layer 5, improves the travelling comfort that the user lived.
The liquid level meter 11 is installed inside the liquid tank 14, the controller 18 is fixedly installed on the front side face of the shell 7, the display screen is embedded on the front side face of the controller 18, and the controller 18 is electrically connected with the signal input end of the display screen, the signal output end of the liquid level meter 11, the signal input end of the fan 29, the signal input end of the liquid pump 13, the signal input end of the atomization generator 12, the signal input end of the first motor 23 and the signal input end of the second motor 25 through wires.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. A domestic air humidifier comprising a housing (7), characterized in that: the utility model discloses an air box, including shell (7), inner bottom left side fixedly connected with bellows (4) of shell (7), inner bottom right side fixedly connected with liquid case (14) of shell (7), the up end fixedly connected with fluid infusion pipe (9) of liquid case (14), outside shell (7) were stretched out on the top of fluid infusion pipe (9), there were atomization generator (12) and liquid pump (13) left end face upper and lower side fixed mounting respectively of liquid case (14), the input of liquid pump (13) communicates with each other through pipeline and liquid case (14) are inside, the output of liquid pump (13) passes through the pipeline and the input fixed connection of atomization generator (12), the output of atomization generator (12) is connected with the right-hand member face of bellows (4) through the pipeline, the inner bottom fixed mounting of bellows (4) has fan (29), the left end face below fixed connection of bellows (4) has air-supply line (2), the left end of the air inlet pipe (2) extends out of the shell (7), the inner left side wall of the shell (7) is fixedly provided with a first motor (23), the output end of the first motor (23) is fixedly connected with a driving gear (24), the left side of the upper end surface of the shell (7) is rotatably provided with a rotating rod (21) through a bearing, the bottom end of the rotating rod (21) is fixedly connected with a driven gear (22), the driving gear (24) is meshed with the driven gear (22), the top end of the rotating rod (21) is fixedly connected with an air guide cover (15) through a cross, the upper end surface of the shell (7) is provided with a circular groove (20), the bottom of the wind scooper (15) extends into the circular groove (20), the outer surface of the air guide cover (15) is provided with a plurality of spray nozzles (17), and the air box (4) is communicated with the inside of the air guide cover (15) through an air guide pipe (8).
2. A domestic air humidifier according to claim 1, wherein: the top of the air guide cover (15) is hinged with a cover plate (16), a discharge hole is formed in the top of the air guide cover (15) and located below the cover plate (16), and breathable cotton (19) is fixedly connected to the inner portion of the air guide cover (15) and located above the rotating rod (21).
3. A domestic air humidifier according to claim 2, wherein: and an isolation net (3) is fixedly arranged in the air inlet pipe (2).
4. A domestic air humidifier according to claim 3, wherein: and a filter screen (10) is fixedly arranged at the inner top of the liquid tank (14).
5. A domestic air humidifier according to claim 4, wherein: and the corners on the periphery of the bottom end surface of the shell (7) are fixedly provided with rollers (1).
6. A domestic air humidifier according to claim 5, wherein: the bottom face left and right sides of shell (7) is fixedly connected with backup pad (28) respectively, and the front and back side difference fixed mounting of left backup pad (28) has second motor (25), output fixedly connected with threaded rod (30) of second motor (25), the surface left and right sides of threaded rod (30) spiral respectively has connect slider (27) soon, slider (27) the internal thread opposite direction on the left and right sides, the bottom face of slider (27) passes through support fixedly connected with gyro wheel stopper (31), guide arm (26) are worn to be equipped with in the slip on slider (27), both ends respectively with backup pad (28) fixed connection on the left and right sides about guide arm (26), and establish the top in threaded rod (30) guide arm (26).
7. A domestic air humidifier according to claim 6, wherein: the air box is characterized in that a first silencing sponge layer (6) is arranged inside the shell (7), and a second silencing sponge layer (5) is arranged inside the air box (4).
8. A domestic air humidifier according to claim 7, wherein: the internally mounted of liquid case (14) has level gauge (11), the leading flank fixed mounting of shell (7) has controller (18), the leading flank of controller (18) is inlayed and is equipped with the display screen, signal input part, the signal input part of liquid pump (13), the signal input part of atomization generator (12), the signal input part of first motor (23), the signal input part electric connection of second motor (25) of controller (18) respectively through the signal input part of wire and display screen, the signal output part of level gauge (11), the signal input part of fan (29).
CN202110338481.7A 2021-03-30 2021-03-30 Domestic air humidifier Pending CN113237166A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110338481.7A CN113237166A (en) 2021-03-30 2021-03-30 Domestic air humidifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110338481.7A CN113237166A (en) 2021-03-30 2021-03-30 Domestic air humidifier

Publications (1)

Publication Number Publication Date
CN113237166A true CN113237166A (en) 2021-08-10

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Application Number Title Priority Date Filing Date
CN202110338481.7A Pending CN113237166A (en) 2021-03-30 2021-03-30 Domestic air humidifier

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115789817A (en) * 2023-02-02 2023-03-14 潍坊医学院附属医院 Movable air humidifying device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207094924U (en) * 2017-08-17 2018-03-13 福州外语外贸学院 A kind of efficient air humidifier
CN108954637A (en) * 2018-07-26 2018-12-07 赣州市兴顺辉科技有限公司 A kind of assembly indoor humidifier for building
CN211345682U (en) * 2019-07-04 2020-08-25 诸暨企周贸易有限公司 Domestic air humidifier
CN212081540U (en) * 2020-04-10 2020-12-04 苏州川森恒祺生态科技有限公司 Domestic intelligent air humidifying sprinkler

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207094924U (en) * 2017-08-17 2018-03-13 福州外语外贸学院 A kind of efficient air humidifier
CN108954637A (en) * 2018-07-26 2018-12-07 赣州市兴顺辉科技有限公司 A kind of assembly indoor humidifier for building
CN211345682U (en) * 2019-07-04 2020-08-25 诸暨企周贸易有限公司 Domestic air humidifier
CN212081540U (en) * 2020-04-10 2020-12-04 苏州川森恒祺生态科技有限公司 Domestic intelligent air humidifying sprinkler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115789817A (en) * 2023-02-02 2023-03-14 潍坊医学院附属医院 Movable air humidifying device

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Application publication date: 20210810

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