CN111197834A

CN111197834A - Humidifier

Info

Publication number: CN111197834A
Application number: CN202010110202.7A
Authority: CN
Inventors: 李一峰; 梁海权; 李嘉常
Original assignee: Foshan Xiaoxiong Life Electric Appliance Co Ltd; Bear Electrical Appliance Co Ltd
Current assignee: Foshan Xiaoxiong Life Electric Appliance Co Ltd; Bear Electrical Appliance Co Ltd
Priority date: 2020-02-23
Filing date: 2020-02-23
Publication date: 2020-05-26
Anticipated expiration: 2040-02-23

Abstract

The invention provides a humidifier, which comprises a water tank, a covering part and a floating atomization assembly, wherein the covering part comprises a water tank cover with a through hole, and the water tank cover is detachably arranged on the water tank; the covering part also comprises a guide cylinder arranged below the through hole, and the lower tail end of the guide cylinder is provided with a first water inlet hole; the floating atomization assembly comprises an atomization module and a floating part used for enabling the atomization module to be in a constant water level, the floating part is arranged in the guide cylinder, and the atomization module is arranged on the floating part. The guide cylinder is used for guiding and limiting the floating atomization assembly driven by the floating part, so that the probability of shaking of the floating part can be effectively reduced, the atomization module of the floating atomization assembly is ensured to be at a constant water level, and the continuity of mist outlet and the consistency of mist outlet quantity of the humidifier can be ensured.

Description

Humidifier

Technical Field

The invention relates to a household appliance, in particular to a humidifier.

Background

This section merely provides background information related to the present application so as to enable those skilled in the art to more fully and accurately understand the present application, which is not necessarily prior art.

For example, chinese patent publication No. CN206973801U discloses a humidifier including a water tank, a suspension structure and an atomization module mounted on the suspension structure, the atomization module is used for atomizing liquid in the water tank, and the suspension structure can be suspended in the liquid in the water tank. This technical scheme sets up atomizing module in suspension structure, and suspension structure can suspend in the liquid in the water tank for atomizing module can be directly with the liquid atomization in the water tank, has saved basin structure and automatic water supply structure, and water is difficult for spilling over from the water tank when moving the humidifier, has optimized user experience. However, this solution has at least the following drawbacks: because it is spacing not to carry out suspension structure, the vibration that atomizing module work produced makes suspension structure rocking amplitude great in the water tank, thereby leads to the relatively poor use experience that influences the user of the uniformity of fog.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the humidifier provided by the invention has a compact structure and a good mist generating effect.

The invention provides a humidifier, which comprises a water tank, a covering part and a floating atomization assembly, wherein the covering part comprises a water tank cover with a through hole, and the water tank cover is detachably arranged on the water tank; the covering part also comprises a guide cylinder arranged below the through hole, and the lower tail end of the guide cylinder is provided with a first water inlet hole; the floating atomization assembly comprises an atomization module and a floating part used for enabling the atomization module to be in a constant water level, the floating part is arranged in the guide cylinder, and the atomization module is arranged on the floating part.

In a preferred embodiment, the floating portion has a receiving groove and a plurality of second water inlet holes communicating with the receiving groove, and the atomizing module is fixed in the receiving groove.

In a preferred embodiment, a limiting structure which prevents the floating part from passing through the lower end of the guide cylinder is further arranged between the lower end of the guide cylinder and the floating part.

In a preferred embodiment, the floating atomization assembly further comprises a fog guide cover arranged on the floating portion, the fog guide cover comprises a connecting portion connected with the floating portion and a fog guide portion arranged on the connecting portion, and a fog guide outlet is formed in the top of the fog guide portion.

In a preferred embodiment, a plurality of flow guiding ribs which extend downwards from the mist guiding outlet are arranged on the inner wall of the mist guiding part.

In a preferred embodiment, a silencing cover is arranged at the top of the fog guide part, the inner surface of the silencing cover is in a circular arc shape, and the fog guide outlet is formed by a gap between the silencing cover and the top of the fog guide part.

In a preferred embodiment, the humidifier further comprises a fan arranged in the water tank cover, air holes are formed in the water tank cover, and air inlet holes are formed in the fog guide cover.

In a preferred embodiment, the connecting portion comprises an outer connecting cylinder and an inner connecting cylinder arranged inside the outer connecting cylinder, an air guiding channel is formed between the outer connecting cylinder and the inner connecting cylinder, the air inlet hole is arranged on the outer connecting cylinder, and a plurality of air guiding holes are arranged on the inner connecting cylinder and communicated with the air inlet hole through the air guiding channel.

In a preferred embodiment, the floating atomization assembly further comprises a mist guide pipe arranged on the mist guide cover, the lower end of the mist guide pipe is communicated with the mist guide outlet, and the upper end of the mist guide pipe is provided with a mist outlet.

In a preferred embodiment, the covering part comprises a top cover which is detachably arranged in the through hole, the middle part of the top cover is provided with a guide hole, and the fog guide pipe is positioned in the guide hole.

Compared with the prior art, the invention has the following beneficial effects:

the invention has simple integral structure, the floating part is arranged in the guide cylinder of the covering part, and the guide cylinder provides guiding limit for the floating atomization component driven by the floating part, so that the floating atomization component can only float downwards along the axial direction of the guide cylinder along with the descending of the water level in the guide cylinder, the probability of the floating part shaking is effectively reduced by the limit of the guide cylinder in the downward floating process, the atomization module of the floating atomization component is ensured to be at a constant water level (or a constant water depth), the ultrasonic atomization amount is maintained at a stable level, and the continuity of the fog output of the humidifier and the consistency of the fog output are favorably ensured.

Drawings

Fig. 1 is a schematic perspective exploded view of a humidifier.

Fig. 2 is one of the internal structural diagrams of the humidifier in a disassembled state.

Fig. 3 is a second schematic view of the internal structure of the humidifier in a disassembled state.

Fig. 4 is a schematic view of the internal structure of the humidifier.

Fig. 5 is a schematic view of a half-section of the floating atomization assembly in an exploded state.

Fig. 6 is a schematic diagram of the internal structure of the floating atomization assembly.

The arrows in the figure indicate the direction of flow of the air and/or water mist.

Detailed Description

To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 4, the present invention discloses a humidifier, which comprises a water tank 1, a cover part 2 and a floating atomization assembly; the covering part 2 comprises a water tank cover 21 with a through hole 211 and a guide cylinder 22 arranged below the through hole 211, the lower tail end of the guide cylinder 22 is provided with a first water inlet 221, and the water tank cover 21 is detachably arranged on the water tank 1; the floating atomization assembly comprises an atomization module 5 and a floating part 4 used for enabling the atomization module 5 to be in a constant water level (or a constant water depth), wherein the floating part 4 is arranged in the guide cylinder 22, and the atomization module 5 is arranged on the floating part 4. When the covering part 2 is covered on the water tank 1 through the water tank cover 21, the guide cylinder 22 is positioned in the water tank 1, and water in the water tank 1 enters the guide cylinder 22 through the first water inlet hole 221; the portion 4 floats the surface of water in guide tube 22 in order to provide buoyancy for the atomizing subassembly that floats, float the in-process for the portion 4 along with the water level and provide the direction and avoid taking place to rock by guide tube 22, make the atomizing subassembly that floats can carry out the in-process that changes along with the water level in the guide tube 22, let the portion 4 that floats take atomizing module 5 to reduce and stable the moving down along with the water level in the guide tube 22, atomizing module 5 is in the invariable depth of water all the time, be favorable to letting atomizing module 5's atomizing volume maintain the level at the temperature, ensure that the play fog volume of humidifier has better continuity and uniformity.

In one embodiment, the floating portion 4 is provided with a receiving groove 41 and a plurality of second water inlet holes 42 communicated with the receiving groove 41, and the atomizing module 5 is fixedly disposed in the receiving groove 41, so that the water in the guide tube 22 enters the receiving groove 41 through the second water inlet holes 42 and is provided to the atomizing module 5, and the atomizing module 5 can be always at a constant water level. As is well known, the atomizing module 5 includes an atomizing sheet (e.g., an ultrasonic atomizing sheet), and the atomizing sheet needs to be driven by a corresponding driving circuit, for this reason, the driving circuit is disposed inside the tank cover 21 to perform a waterproof function, and the atomizing sheet of the atomizing module 5 is electrically connected to the driving circuit through a wire, considering that the length of the wire is not less than the maximum moving stroke of the floating portion 4 in the guide cylinder 22, so that the wire does not interfere with the floating of the floating atomizing assembly along with the water level in the guide cylinder 22.

In order to ensure that the guide cylinder 22 can provide the floating portion 4 with good guiding ability, the floating portion 4 is clearance-fitted in the guide cylinder 22. Moreover, any existing guide structure can be arranged between the guide cylinder 22 and the floating part 4 to improve the guiding capability, for example, a guide rib is arranged on the inner wall of the guide cylinder 22, a guide groove is arranged on the outer wall of the floating part 4, and the floating part 4 is further prevented from shaking in the floating movement process along with the reduction of the water level in the guide cylinder 22 by utilizing the matching between the guide rib and the guide groove, so that the guiding capability of the guide cylinder 22 to the floating part 4 is improved.

The floating portion 4 is made of foam, plastic plate, or the like, and a number of closed cavities may be formed inside the floating portion 4 to increase buoyancy that the floating portion 4 can generate. The floating part 4 floats on the water surface in the guide cylinder 22, which means that the floating part 4 is partially or completely immersed in the water in the guide cylinder 22 and can ensure that the atomization module 5 is always at a constant water level when the water level in the water tank 1 is different.

The first water inlet hole 221 is formed in the side wall or/and the bottom of the lower end of the guide cylinder 22, so that when the water level in the water tank 1 is not lower than the preset minimum water level, water in the water tank 1 can be atomized by the atomization module 5 through the first water inlet hole 221 in the water guide cylinder 22, and the working reliability of the humidifier is improved.

A limit structure for preventing the floating portion 4 from passing through the lower end of the guide cylinder 22 is further provided between the lower end of the guide cylinder 22 and the floating portion 4. Preferably, the limiting structure is a support plate 222 arranged at the bottom of the guide cylinder 22. Like this, when dismantling the lid from water tank 1 and closing portion 2, upwards mention lid portion 2 that closes, just can let the atomization component that floats can't pass and drop from guide 22 lower extreme through limit structure, thereby let the atomization component that floats stay in guide 22 along with lid portion 2 as overall structure and water tank 1 phase separation, with water tank 1 back that separates, be convenient for add water or wash water tank 1, close 2 lid of portion that closes with the lid again can on water tank 1, therefore, through set up limit structure under guide 22 between terminal and the portion 4 that floats, make lid portion 2 and the atomization component that floats become overall structure, be favorable to simplifying the dismouting operation in the humidifier use with convenience of customers feed water tank 1 in the use and add water or wash.

As further illustrated in connection with fig. 1-6. In a preferred embodiment, the floating atomization assembly further comprises a mist guide cover 6 arranged on the floating portion 4, and the mist guide cover 6 can not only guide the water mist generated by the operation of the atomization module 5 in a centralized manner so as to be discharged out of the humidifier, but also reduce the noise generated by the water drops falling back to the water surface due to the vibration of the atomization module 5 during the operation. Specifically, the mist guide cover 6 includes a connecting portion connected to the floating portion 4 and a mist guide portion 62 provided on the connecting portion, and a mist guide outlet 621 is provided at a top portion of the mist guide portion 62. Can dismantle with the last end of portion 4 that floats by connecting portion and link to each other, concentrate the water smoke that produces atomizing module 5 work through leading fog portion 62 and lead in fog export 621, thereby let atomizing module 5 during operation vibration produce the drop of water spray to leading the inner wall of fog portion 62 and along with leading the inner wall backward flow of fog portion 62 simultaneously and reduce the noise that the drop of water back fell to the surface of water and send.

Preferably, the mist guiding part 62 is set to be conical with a large lower part and a small upper part, and the conical mist guiding part 62 is beneficial to guiding the mist to the mist outlet 621 in a concentrated manner; in addition, a plurality of flow guiding ribs 622 extending downward from the mist guiding outlet 621 are disposed on the inner wall of the mist guiding portion 62. Like this, atomizing module 5 during operation vibration produces the drop of water and runs into and lead behind the inner wall of fog portion 62, thereby reduces the direct noise that falls back to the surface of water of drop of water to the noise of flowing back along water conservancy diversion muscle 622 backward.

Further, a muffler cover 64 is provided on the top of the mist guide 62, and a mist guide outlet 621 is formed by a gap between the muffler cover 64 and the top of the mist guide 62. The inner surface of the muffling cover 64 is arc-shaped, and the water drops which are generated by the vibration of the atomizing module 5 during operation and move upwards under the mist guiding outlet 621 can be blocked by the muffling cover 64, so that the water drops are guided to the inner wall of the mist guiding part 62 along the arc-shaped inner surface of the muffling cover 64, and flow back along the flow guiding ribs 622 on the inner wall of the mist guiding part 62, thereby further reducing the noise generated when the water drops directly fall back to the water surface.

The humidifier also comprises a fan 8, the fan 8 is arranged in the water tank cover 21, the water tank cover 21 is provided with air holes 212, and the fog guide cover 6 is provided with an air inlet 63. Therefore, the installation position of the fan 8 is higher than the highest water level in the water tank 1, so that the fan 8 does not need to use a high-cost waterproof fan, the overall realization cost is reduced, and the failure rate of the humidifier caused by the water inlet of the fan is reduced. After entering the water tank cover 21 through the air holes 212, the external air is accelerated by the fan 8 to form an air flow which is blown into the mist guide cover 6 through the air inlet holes 63, and the air flow drives the water mist in the mist guide cover 6 to flow to the mist guide outlet 621 and be discharged.

In a preferred embodiment, the connecting portion of the fog guide cover 6 includes an outer connecting cylinder 611 and an inner connecting cylinder 612 disposed inside the outer connecting cylinder 611, an air guide channel is formed between the outer connecting cylinder 611 and the inner connecting cylinder 612, the air inlet hole 63 is disposed on the outer connecting cylinder 611, and a plurality of air guide holes 6121 are disposed on the inner connecting cylinder 612, and the air guide holes 6121 are communicated with the air inlet hole 63 through the air guide channel. Therefore, the air flow formed by the acceleration of the fan 8 is blown into the air guide channel from the air inlet holes 63, and then blown into the mist guide cover 6 from the air guide channel through the air guide holes 6121, so that the air flow drives the water mist in the mist guide cover 6 to flow and be discharged to the mist guide outlet 621.

Preferably, the number of the air guide holes 6121 is multiple, and the multiple air guide holes 6121 are uniformly distributed at the lower end of the inner connecting cylinder 612. Because the floating atomization assembly floats on the water surface in the guide cylinder 22 through the floating part 4, and the connecting part of the mist guide cover 6 is detachably connected with the floating part 4, so that the air guide hole 6121 is just positioned on the water surface, the air flow formed by accelerating the fan 8 can be blown into the mist guide cover 6 by pressing close to the water surface from the air guide hole 6121, the air flow is vibrated to generate water mist from bottom to top during the operation of the atomization module 5 and is quickly brought to the mist guide outlet 621, the phenomenon that the water mist is gathered in the mist guide cover 6 and cannot be discharged in time is avoided, and the mist outlet effect of the humidifier is improved.

In addition, the floating atomization assembly further comprises a fog guide pipe 7 arranged on the fog guide cover 6, the lower tail end of the fog guide pipe 7 is communicated with a fog guide outlet 621, and the upper tail end of the fog guide pipe 7 is provided with a fog outlet 71. When the atomization module 5 works, water mist generated by vibration is guided to the mist guide pipe 7 through the mist guide cover 6, is guided through the mist guide pipe 7 and then is discharged from the mist outlet 71, so that the humidity of the surrounding environment is supplemented.

The portion 2 that closes includes that detachable installs top cap 23 among through-hole 211, the middle part of top cap 23 is equipped with guiding hole 231, it is located guiding hole 231 to lead fog pipe 7, thereby in the humidifier use, along with the water in the water tank 1 constantly is atomized, water level progressively descends in the guide tube 22, the atomizing subassembly is along with the float portion 4 along with the guide tube 22 in the water level in the in-process that floats downwards, let the guiding hole 231 of top cap 23 provide the guide ability to lead fog pipe 7, further avoid atomizing subassembly to lead to atomizing module 5 to produce in the in-process that floats downwards and rock and change the water level change that atomizing module 5 located, further guarantee that the play fog volume of humidifier has better continuity and uniformity.

In the mounting, the floating portion 4 and the atomizing cap 5 are inserted into the guide 22 from the through hole 211, and therefore the through hole 211 needs to be designed to have a large size. If the size of the top cover 23 cannot be matched with the size of the through hole 211 due to the limitation of the mold forming process, an adapter cover 24 with the size matched with the size of the through hole 211 can be arranged in the through hole 211, and then the top cover 23 is arranged on the adapter cover 24. It can be seen that the adaptor cover 24 and the top cover 23 may be formed integrally or may be connected separately.

Therefore, the humidifier disclosed by the invention can produce positive technical effects in at least the following aspects:

1. the floating part 22 provides buoyancy to enable the floating atomization assembly to float along with the water level, so that the atomization module 5 of the floating atomization assembly is ensured to be at a constant water level (or a constant water depth), the ultrasonic atomization amount is maintained at a stable level, and the continuity of the fog output of the humidifier and the consistency of the fog output are favorably ensured.

2. The portion 22 that floats sets up in the guide cylinder 22 of the portion 2 that closes of lid, it is spacing to drive the atomizing subassembly that floats to float 22 by guide cylinder 22, make the atomizing subassembly that floats can only follow guide cylinder 22 axial along with the drop of water level in the guide cylinder 22 and float downwards, float downwards the spacing and effectively reduce the probability that the portion 22 that floats takes place to rock that receive guide cylinder 22 in-process, thereby be favorable to ensureing that atomizing module 5 is in the continuity of invariable water level in order to guarantee that the humidifier goes out fog and the uniformity of fog output.

3. Compared with the traditional humidifier, the floating atomization assembly is arranged in the guide cylinder 22 in a floating mode, and no chamber is required to be arranged outside the water tank 1 to accommodate the atomization device, so that the structure of the water tank 1 is simplified, the overall volume of the humidifier is reduced, and the manufacturing cost is reduced.

4. Through set up limit structure under guide tube 22 between terminal and the portion 4 that floats, let the atomization component that floats can't pass and drop from guide tube 22 lower terminal, let the atomization component that floats and the portion 2 that closes of lid become a whole in the use, compact structure is in order to be favorable to simplifying the dismouting operation in the humidifier use and adding water or washing with convenience of customers feed tank 1 in the use, it causes the use inconvenient for the user to have avoided structure between each part scattered.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A humidifier comprises a water tank, a covering part and a floating atomization assembly, wherein the covering part comprises a water tank cover with a through hole, and the water tank cover is detachably arranged on the water tank; the water inlet device is characterized in that the covering part also comprises a guide cylinder arranged below the through hole, and the lower tail end of the guide cylinder is provided with a first water inlet; the floating atomization assembly comprises an atomization module and a floating part used for enabling the atomization module to be in a constant water level, the floating part is arranged in the guide cylinder, and the atomization module is arranged on the floating part.

2. The humidifier of claim 1, wherein the floating portion has a receiving groove and a plurality of second water inlet holes communicating with the receiving groove, and the atomizing module is fixed in the receiving groove.

3. The humidifier of claim 1, wherein a limiting structure is further provided between the lower end of the guide cylinder and the floating portion to prevent the floating portion from passing through the lower end of the guide cylinder.

4. The humidifier according to claim 1, 2 or 3, wherein the floating atomization assembly further comprises a mist guide cover arranged on the floating portion, the mist guide cover comprises a connecting portion connected with the floating portion and a mist guide portion arranged on the connecting portion, and a mist guide outlet is arranged at the top of the mist guide portion.

5. The humidifier of claim 4, wherein the inner wall of the mist guiding part is provided with a plurality of flow guiding ribs extending downwards from the mist guiding outlet.

6. The humidifier of claim 4, wherein a silencing cover is provided on the top of the mist guide, the inner surface of the silencing cover is formed in a circular arc shape, and the mist guide outlet is formed by a gap between the silencing cover and the top of the mist guide.

7. The humidifier of claim 4, further comprising a fan installed in the water tank cover, wherein the water tank cover is provided with ventilation holes, and the mist guide cover is provided with air inlet holes.

8. The humidifier of claim 7, wherein the connecting portion includes an outer connecting cylinder and an inner connecting cylinder disposed inside the outer connecting cylinder, an air guide passage is formed between the outer connecting cylinder and the inner connecting cylinder, the air inlet hole is formed in the outer connecting cylinder, and a plurality of air guide holes are formed in the inner connecting cylinder, and the air guide holes are communicated with the air inlet hole through the air guide passage.

9. The humidifier of claim 4, wherein the floating atomization assembly further comprises a mist guide pipe arranged on the mist guide cover, a lower end of the mist guide pipe is communicated with the mist guide outlet, and an upper end of the mist guide pipe is provided with the mist outlet.

10. The humidifier of claim 9, wherein the covering portion comprises a top cover detachably installed in the through hole, a guide hole is formed in the middle of the top cover, and the mist guide pipe is located in the guide hole.