CN108731171B - High-precision clean humidifier - Google Patents
High-precision clean humidifier Download PDFInfo
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- CN108731171B CN108731171B CN201810581232.9A CN201810581232A CN108731171B CN 108731171 B CN108731171 B CN 108731171B CN 201810581232 A CN201810581232 A CN 201810581232A CN 108731171 B CN108731171 B CN 108731171B
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- storage disc
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 172
- 239000007921 spray Substances 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000011358 absorbing material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 239000011324 bead Substances 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- F24F2006/008—Air-humidifier with water reservoir
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Air Humidification (AREA)
Abstract
The invention discloses a high-precision clean humidifier, which comprises a first cylinder, a third pipe, a second cylinder and a gap, the fan, first top cap, second through-hole and water pump, the water pump is connected with the drainage shower nozzle, the water pump below still through connection has the second water pipe, the outside of second water pipe is connected with a plurality of humidification portion, humidification portion includes annular first water storage disk of circle and second water storage disk, first water storage disk is located the top of second water storage disk, first water storage disk is through the first support of a plurality of and second water pipe fixed connection, the below of first water storage disk is connected with a plurality of endocentric annular beads, be connected with a plurality of strip-shaped piece between the annular bead, first recess has been seted up to the top surface of first water storage disk, the outside fixedly connected with barrier ring of first water storage disk, a plurality of sharp beads of bottom fixedly connected with of second water storage disk, the second recess has been seted up to the top surface of second water storage disk. The invention can improve the defects of the prior art and has more sufficient humidifying effect.
Description
Technical Field
The invention relates to an air purification device, in particular to a high-precision clean humidifier.
Background
With the rapid development of society, more and more environmental pollution problems are generated, and various diseases caused by the environmental pollution problems are more and more seen in the newspaper end. Meanwhile, with the continuous improvement of the living standard of people, people pay more and more attention to the quality of life, air purifiers, humidifiers and the like have become necessary products in daily life of people, and the air purifiers, the humidifiers and the like are popular among people as small household appliances for maintaining the cleanliness and the humidity of indoor air. Chinese utility model patent CN 206131280U discloses an unpowered antibiotic humidifier. The humidifier with the structure absorbs water through the water-absorbing material and naturally evaporates into the air to humidify the air, but the humidifier has limited humidifying effect, and the contact between the water and the water-absorbing material is insufficient, so that the application range of the humidifier is limited.
Disclosure of Invention
The invention aims to provide a high-precision clean humidifier, which can overcome the defects of the prior art and has a more sufficient humidifying effect.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
A high-precision clean humidifier comprises a first barrel, wherein a plurality of third through holes are uniformly formed in the outer side of the first barrel, a second barrel in a circular truncated cone shape is sleeved in the first barrel, a gap is formed between the second barrel and the first barrel, two fans are connected below the gap, an exhaust part of each fan extends into the second barrel, a first top cover is arranged at the top of the first barrel, the first barrel and the first top cover are communicated with each other through a plurality of second through holes, a water pump is connected in the first top cover, a drainage spray nozzle is connected below the water pump through a first water pipe, a second water pipe is further connected below the water pump through a second water pipe, the second water pipe is coaxial with the first barrel, a plurality of humidifying parts which are sequentially increased in size from bottom to top are connected to the outer side of the second water pipe, each humidifying part comprises a circular first water storage disc and a circular second water storage disc, the first water storage disc is positioned above the second water storage disc, the first water storage disc is fixedly connected with the second water pipe through a plurality of first supports, a plurality of concentric annular convex edges are connected below the first water storage disc, a plurality of strip-shaped blocks are connected between the annular convex edges, a first groove is formed in the top surface of the first water storage disc, a stop ring is fixedly connected to the outer side of the first water storage disc, a plurality of linear convex edges are fixedly connected to the bottom of the second water storage disc, and a second groove is formed in the top surface of the second water storage disc.
Preferably, the inner side of the first cylinder is further connected with filter cotton.
Preferably, a filter is further connected to a bottom of the second water pipe in a penetrating manner.
Preferably, a second top cover is further arranged inside the first top cover, and the second top cover is located on the outer side of the water pump.
Preferably, the bottom of the second barrel is provided with a ring-shaped pipe, the ring-shaped pipe is provided with a plurality of first through holes, and the ring-shaped pipe is communicated with the fan.
Preferably, the top of the first top cover is further connected with an exhaust fan.
Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the invention relates to a high-precision clean humidifier, wherein two fans in a gap between a second cylinder and a first cylinder send air into the second cylinder through a third through hole on the outer side of the first cylinder during operation, the two fans are designed to accurately control the humidification effect by adjusting the opening amount, the second cylinder is in a circular truncated cone shape and is in an inverted circular truncated cone shape, two fans can be placed in the lower part of the second cylinder in a vacating space, the bottom of the second cylinder contains moisture, a water pump in a first top cover can pump the moisture at the bottom of the second cylinder to the upper part through a second water pipe during operation, and the moisture is sprayed from the upper part through a drainage spray head communicated with the first water pipe, so that the air flows from bottom to top in the second cylinder, the moisture flows from top to bottom, the air is humidified during the process and is discharged from the second through hole to humidify the environment, the humidifying part of the invention is used for dispersing water and fully humidifying air, the first water storage disc and the second water storage disc of the humidifying part adopt the material with the water absorption consistent with the prior art, can absorb the water and store the water, can analyze the water when the water is excessive, when the water firstly falls onto the first water storage disc from the water discharge spray head, part of the water is deposited on the first groove on the first water storage disc, and gradually fills the first water storage disc with the water and sequentially permeates the annular convex edges and the strip-shaped blocks, the annular convex edges and the strip-shaped blocks adopt the material with the same water absorption, part of the water discharge spray head enters the second water storage disc through the gap of the first bracket, deposits the water on the second groove and sequentially fills the second water storage disc and the linear convex edges, so that the first water storage disc, the second water storage disc, the annular convex edges, the linear convex edges and the strip-shaped blocks all reach the water storage state, moisture continues to drop and continues to fill the humidification portion of below after the humidification portion retaining of top is accomplished, and when the air flowed from the below when going up, can be at first through the second water storage disk of below, the air can be blockked by the barrier ring in the first water storage disk outside of top after passing through the second water storage disk, make the air pass through the second water storage disk of top, this in-process, the air can with the first water storage disk that the retaining was accomplished, the second water storage disk, annular bead, straight line bead and bar piece fully contact, reach the effect of accurate humidification, this kind of humidification mode need not heat, the humidification is more thorough and abundant. The filter pulp on the inner side of the first cylinder is used for filtering air when entering. And the filter at the bottom of the second water pipe is used for filtering water when the water flows. The second top cap is used for shielding and protecting the water pump. The annular pipe is located the bottom of second barrel, is covered by water, and the first through-hole of top for send into the second barrel with the air that the fan blew into, send into in-process air can pass through water, thereby can reach further filtration dust effect. And the exhaust fan is arranged on the top of the first top cover and used for further improving the smoothness of air flow.
Drawings
FIG. 1 is a block diagram of one embodiment of the present invention.
Fig. 2 is a structural view of the inside of the first cylinder in one embodiment of the present invention.
Fig. 3 is a structural view of a humidifying part in an embodiment of the present invention.
Fig. 4 is a block diagram of a first reservoir in accordance with an embodiment of the invention.
Fig. 5 is a block diagram of a second reservoir in accordance with an embodiment of the invention.
FIG. 6 is a block diagram of an annular tube in one embodiment of the invention.
FIG. 7 is a block diagram of a blade in accordance with an embodiment of the present invention.
Figure 8 is a cross-sectional view of a blocker ring and a first reservoir in accordance with one embodiment of the present invention.
In the figure: 1. a first cylinder; 2. filtering cotton; 3. a fan; 4. an annular tube; 5. a void; 6. a second cylinder; 7. a first through hole; 8. a first top cover; 9. an exhaust fan; 10. a second through hole; 11. a second top cover; 12. a third through hole; 13. a water pump; 14. a first water pipe; 15. a water discharge nozzle; 16. a first bracket; 17. a second water pipe; 18. a filter; 19. a humidifying section; 20. an annular rib; 21. a linear rib; 22. a bearing; 23. a blade; 24. a linear bar; 25. a collar; 26. a first water storage tray; 27. a second water storage tray; 28. a blocking ring; 29. a bar-shaped block; 30. a first groove; 31. a second groove; 32. a through hole; 33. a wire mesh.
Detailed Description
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
Referring to fig. 1-8, a specific embodiment of the present invention includes a first cylinder 1, a plurality of third through holes 12 are uniformly formed on an outer side of the first cylinder 1, a second cylinder 6 having a truncated cone shape is sleeved inside the first cylinder 1, a gap 5 is formed between the second cylinder 6 and the first cylinder 1, two fans 3 are connected below the gap 5, an exhaust portion of each fan 3 extends into the second cylinder 6, a first top cover 8 is disposed on a top of the first cylinder 1, the first cylinder 1 and the first top cover 8 are communicated with each other through a plurality of second through holes 10, a water pump 13 is connected inside the first top cover 8, a drainage nozzle 15 is connected below the water pump 13 through a first water pipe 14, a second water pipe 17 is further connected below the water pump 13 through a second water pipe 17, the second water pipe 17 is coaxial with the first cylinder 1, a plurality of humidification portions 19 whose sizes are sequentially increased from bottom to top are connected outside the second water pipe 17, the humidifying part 19 comprises a first water storage disc 26 and a second water storage disc 27 which are annular, the first water storage disc 26 is positioned above the second water storage disc 27, the first water storage disc 26 is fixedly connected with a second water pipe 17 through a plurality of first supports 16, the lower part of the first water storage disc 26 is connected with a plurality of concentric annular convex ribs 20, a plurality of strip-shaped blocks 29 are connected between the annular convex ribs 20, a first groove 30 is formed in the top surface of the first water storage disc 26, a stop ring 28 is fixedly connected to the outer side of the first water storage disc 26, a plurality of linear convex ribs 21 are fixedly connected to the bottom of the second water storage disc 27, and a second groove 31 is formed in the top surface of the second water storage disc 27. The invention relates to a high-precision clean humidifier, wherein two fans 3 in a gap 5 between a second cylinder 6 and a first cylinder 1 send air into the second cylinder 6 through a third through hole 12 on the outer side of the first cylinder 1 during operation, the two fans 3 can accurately control the humidification effect by adjusting the opening amount, the second cylinder 6 is in a round table shape and is in an inverted round table shape, two fans 3 can be placed in a space below the second cylinder 3, moisture is contained in the bottom of the second cylinder 6, a water pump 13 in a first top cover 8 can pump moisture at the bottom of the second cylinder 6 to the upper part through a second water pipe 17 during operation, and the moisture is sprayed from the upper part through a drainage spray nozzle 15 which is in through connection with a first water pipe 14, so that the air flows from bottom to top in the second cylinder 6, the moisture flows from top to bottom, and the air is humidified from top to bottom, and discharged from the second through-hole 10 to complete the humidification of the environment, the humidifying part 19 of the present invention is used for dispersing moisture and fully humidifying air, the first water storage disk 26 and the second water storage disk 27 of the humidifying part 19 are made of water-absorbing materials consistent with the prior art, which can absorb moisture and store water, and can analyze water when the moisture is excessive, when the water first falls onto the first water storage disk 26 from the water discharge nozzle 15, part of the moisture is deposited onto the first groove 30 on the first water storage disk 26, and gradually fills the first water storage disk 26 and sequentially permeates the annular rib 20 and the strip-shaped block 29, the annular rib 20 and the strip-shaped block 29 are made of materials with the same water-absorbing property, part of the water discharge nozzle 15 can enter the second water storage disk 27 through the gap of the first bracket 16, deposits the water onto the second groove 31, and sequentially fills the second water storage disk 27 and the linear rib 21, the first water storage disc 26, the second water storage disc 27, the annular rib 20, the linear rib 21 and the strip-shaped block 29 are enabled to reach a water storage state, moisture continuously falls down and continuously fills the humidifying part 19 below after water storage of the humidifying part 19 above the humidifying part is completed, and when air flows upwards from the lower part, the air firstly passes through the second water storage disc 27 at the lowest part and flows through the second water storage disc 27 and then is blocked by the blocking ring 28 outside the first water storage disc 26 above the humidifying part, so that the air passes through the second water storage disc 27 above the humidifying part, in the process, the air can fully contact with the first water storage disc 26, the second water storage disc 27, the annular rib 20, the linear rib 21 and the strip-shaped block 29 after water storage is completed, the precise humidifying effect is achieved, heating is not needed in the humidifying mode, and humidification is more thorough and sufficient. The inner side of the first cylinder 1 is also connected with a filter cotton 2. The filter cotton 2 at the inner side of the first cylinder 1 is used for filtering air when the air enters. The bottom of the second water pipe 17 is also connected with a filter 18. The inside of first top cap 8 still is provided with second top cap 11, and second top cap 11 is located the outside of water pump 13. And a filter 18 at the bottom of the second water pipe 17 for filtering the water when the water flows. Annular pipe 4 has been placed to the bottom of second barrel 6, has seted up the first through-hole 7 of a plurality of on the annular pipe 4, annular pipe 4 and fan 3 through connection. The top of the first top cover 8 is also connected with an exhaust fan 9. The annular pipe 4 is positioned at the bottom of the second cylinder 6, covered by water, and provided with a first through hole 7 above the annular pipe for sending air blown by the fan 3 into the second cylinder 6, wherein the air can pass through the water in the sending process, so that the further dust filtering effect can be achieved. The second top cover 11 is used for shielding and protecting the water pump 13. And an exhaust fan 9 on the top of the first top cover 8 is used for further improving the smooth air flow.
In addition, in order to further improve the humidifying effect of the present invention, a bearing 22 is further sleeved below the second water pipe 17, a lantern ring 25 is sleeved outside the bearing 22, a blade 23 is connected above the lantern ring 25, a row of linear strips 24 arranged in a ring shape is connected below the lantern ring 25, and by the above structure, when the air is driven by the exhaust fan 9 of the fan 3 to flow from bottom to top, the blades 23 on the lantern ring 25 are driven to rotate, and drives the linear bar 24 to do annular motion, the blade 23 and the linear bar 24 can further disperse and fuse the moisture and air falling from the upper part, thereby further improving the humidifying effect of the invention, the water pump 13 of the invention is a micro water pump, the flow selection is small, therefore, when the water pump 13 stores water in each humidification unit 19 sufficiently, the amount of water flowing down is small, and the flow of the water does not affect the air driving of the blades 23.
Through holes 32 communicated with each other are formed in the blocking ring 28 and the first water storage disc 26, a metal wire mesh 33 is fixed in the through holes 32, and after air is blocked by the blocking ring 28, part of the air enters the first water storage disc 26 through the through holes 32, so that the contact area of the air and the moisture in the first water storage disc 26 is increased, and the humidifying effect is further improved. The wire mesh 33 not only can improve the supporting degree of the first water storage tray 26, but also can increase the dispersion uniformity of the moisture in the first water storage tray 26, thereby improving the humidifying effect.
Among them, the use of water-absorbent materials in the present invention is fully disclosed in the patent documents cited in the background art, which belong to the mature prior art, and the detailed structure thereof will not be described in detail.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a high-accuracy clean type humidifier, includes first barrel (1), its characterized in that: the water pump is characterized in that a plurality of third through holes (12) are uniformly formed in the outer side of the first barrel (1), a second barrel (6) in a circular truncated cone shape is sleeved in the first barrel (1), a gap (5) is formed between the second barrel (6) and the first barrel (1), two fans (3) are connected below the gap (5), an exhaust part of each fan (3) extends into the second barrel (6), a first top cover (8) is placed at the top of the first barrel (1), the first barrel (1) and the first top cover (8) are communicated with each other through a plurality of second through holes (10), a water pump (13) is connected in the first top cover (8), a drainage spray head (15) is connected below the water pump (13) through a first water pipe (14), a second water pipe (17) is further connected below the water pump (13), and the second water pipe (17) is coaxial with the first barrel (1), the outer side of the second water pipe (17) is connected with a plurality of humidifying parts (19) with sizes increasing from bottom to top in sequence, each humidifying part (19) comprises a first water storage disc (26) and a second water storage disc (27) which are circular in shape, each first water storage disc (26) is positioned above each second water storage disc (27), each first water storage disc (26) is fixedly connected with each second water pipe (17) through a plurality of first supports (16), a plurality of concentric annular convex ribs (20) are connected below each first water storage disc (26), a plurality of strip-shaped blocks (29) are connected among the annular convex ribs (20), a first groove (30) is formed in the top surface of each first water storage disc (26), a blocking ring (28) is fixedly connected to the outer side of each first water storage disc (26), a plurality of linear convex ribs (21) are fixedly connected to the bottom of each second water storage disc (27), and a second groove (31) is formed in the top surface of each second water storage disc (27); the first water storage tray (26) and the second water storage tray (27) are made of water-absorbing materials.
2. The high-precision clean humidifier according to claim 1, characterized in that: the inner side of the first cylinder (1) is also connected with filter cotton (2).
3. The high-precision clean humidifier according to claim 1, characterized in that: the bottom of the second water pipe (17) is also connected with a filter (18) in a penetrating way.
4. The high-precision clean humidifier according to claim 1, characterized in that: the inside of first top cap (8) still is provided with second top cap (11), and second top cap (11) are located the outside of water pump (13).
5. The high-precision clean humidifier according to claim 1, characterized in that: annular pipe (4) have been placed to the bottom of second barrel (6), have seted up a plurality of first through-hole (7) on annular pipe (4), annular pipe (4) and fan (3) through connection.
6. The high-precision clean humidifier according to claim 1, characterized in that: the top of the first top cover (8) is also connected with an exhaust fan (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581232.9A CN108731171B (en) | 2018-06-07 | 2018-06-07 | High-precision clean humidifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581232.9A CN108731171B (en) | 2018-06-07 | 2018-06-07 | High-precision clean humidifier |
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| Publication Number | Publication Date |
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| CN108731171A CN108731171A (en) | 2018-11-02 |
| CN108731171B true CN108731171B (en) | 2020-04-24 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001090001A1 (en) * | 2000-05-19 | 2001-11-29 | Watermaid Pty. Ltd. | Cooling tower maintenance |
| CN202885148U (en) * | 2012-11-09 | 2013-04-17 | 蔡海翔 | Air purification humidifier |
| WO2015096069A1 (en) * | 2013-12-25 | 2015-07-02 | 刘宝林 | Direct injection type air purifier |
| CN204830267U (en) * | 2015-06-12 | 2015-12-02 | 浙江商业职业技术学院 | Wall -hanging cool breeze air conditioner of bathroom evaporation cooling |
| CN205536268U (en) * | 2016-01-25 | 2016-08-31 | 上海晶顿科技有限公司 | Air purification system suitable for classroom |
| CN207081149U (en) * | 2017-08-30 | 2018-03-09 | 北京拓扑唯尔科技有限公司 | A kind of indoor humidifier without electricity |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10113758B2 (en) * | 2015-11-17 | 2018-10-30 | Rex A. Eiserer | Evaporative cooler |
-
2018
- 2018-06-07 CN CN201810581232.9A patent/CN108731171B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001090001A1 (en) * | 2000-05-19 | 2001-11-29 | Watermaid Pty. Ltd. | Cooling tower maintenance |
| CN202885148U (en) * | 2012-11-09 | 2013-04-17 | 蔡海翔 | Air purification humidifier |
| WO2015096069A1 (en) * | 2013-12-25 | 2015-07-02 | 刘宝林 | Direct injection type air purifier |
| CN204830267U (en) * | 2015-06-12 | 2015-12-02 | 浙江商业职业技术学院 | Wall -hanging cool breeze air conditioner of bathroom evaporation cooling |
| CN205536268U (en) * | 2016-01-25 | 2016-08-31 | 上海晶顿科技有限公司 | Air purification system suitable for classroom |
| CN207081149U (en) * | 2017-08-30 | 2018-03-09 | 北京拓扑唯尔科技有限公司 | A kind of indoor humidifier without electricity |
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| CN108731171A (en) | 2018-11-02 |
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