CN216048297U

CN216048297U - Silencing structure of humidifier

Info

Publication number: CN216048297U
Application number: CN202122411395.2U
Authority: CN
Inventors: 张绍谆; 石毅
Original assignee: Foshan Shunde Deke Electric Co ltd
Current assignee: Foshan Shunde Deke Electric Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-15
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a silencing structure of a humidifier, which comprises: the water tank is arranged in the outer shell, the outer shell is provided with an air inlet and an air outlet which are mutually communicated with the water tank, and the bottom side of the water tank is provided with a heating port; a heating sheet connected to the bottom side of the water tank and covering the heating port; the silencing cover is positioned in the water tank, a water flow gap is formed between the outer wall of the silencing cover and the inner side wall of the water tank, a cavity with a downward opening and a flow guide channel with an upward opening are formed in the silencing cover, the top end of the flow guide channel is opposite to the air outlet, the bottom of the flow guide channel is communicated with one side of the top of the cavity, and the flow area of the cavity is larger than that of the flow guide channel.

Description

Silencing structure of humidifier

Technical Field

The utility model relates to a humidifier, in particular to a silencing structure of the humidifier.

Background

Some add hot type humidifiers on the market produce steam through heating water, then arrange to indoor air humidification, traditional add hot type humidifier can produce a large amount of steam when boiling to the water heating, then can produce great noise when discharging from the gas outlet, lead to using to experience relatively poorly.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a noise reduction structure of a humidifier, which solves one or more of the problems of the prior art and provides at least one of the advantages of the present invention.

The solution of the utility model for solving the technical problem is as follows:

a silencing structure of a humidifier, comprising: the water tank is arranged in the outer shell, the outer shell is provided with an air inlet and an air outlet which are mutually communicated with the water tank, and the bottom side of the water tank is provided with a heating port; the heating sheet is connected to the bottom side of the water tank and covers the heating opening; the silencing cover is positioned in the water tank, a water flow gap is formed between the outer wall of the silencing cover and the inner side wall of the water tank, a cavity with a downward opening and a flow guide channel with an upward opening are formed in the silencing cover, the top end of the flow guide channel is opposite to the air outlet, the bottom of the flow guide channel is communicated with one side of the top of the cavity, and the flow area of the cavity is larger than that of the flow guide channel.

The technical scheme at least has the following beneficial effects: the heating plate directly covers the heating port department at the basin bottom side, form a heating chamber with basin itself, water in the basin can follow rivers clearance and flow into the heating intracavity heating, the steam that produces after the heating rises to in the cavity, gather in the cavity, and outwards discharge from the gas outlet, because the through flow area of cavity is greater than the through flow area of water conservancy diversion passageway, the velocity of flow is gentler when steam gets into the cavity, discharge from the water conservancy diversion passageway again after the intensive heating, so avoided the direct vent of steam to give vent to anger, the velocity of flow of steam has been slowed down, thereby the noise has been reduced, improve and use experience.

As a further improvement of the technical scheme, a sealing groove is formed in the bottom side of the water tank in a surrounding mode of the heating opening, a sealing ring is arranged on the top side of the heating sheet, and the sealing ring is connected with the sealing groove in a matched mode. By means of the mutual matching of the sealing ring and the sealing groove, the water tank and the heating sheet can be connected more tightly, and therefore the water tightness is improved.

As a further improvement of the above technical solution, the muffling cover includes a lower cylinder and an upper cylinder, one side of the top of the lower cylinder is connected with a horizontal connecting piece, an upper flange is arranged at the edge of the horizontal connecting piece, the bottom end of the upper cylinder is detachably connected to the upper flange, the flow guide channel is formed between the upper cylinder and the upper flange, a cover plate is connected to one side of the upper cylinder, a lower flange is arranged at the edge of the cover plate, the top end of the lower cylinder is detachably connected to the lower flange, and the cavity is formed between the cover plate and the lower cylinder. The amortization cover divide into about two parts, goes up the barrel and forms the upper portion together with the apron, and the lower barrel forms the lower part together with the connection piece, and two upper and lower parts detachably connect, conveniently clean inside to and whole detachable shaping when production.

As a further improvement of the above technical scheme, a first hook is arranged on the inner side of the lower flanging, a first clamping hole is arranged in the first hook, a first clamping block is arranged on the inner side of the lower barrel, and the first clamping block and the first clamping hole are connected in a matched manner. Thereby mutually support turn-ups and lower barrel interconnect down through first card hole and first fixture block.

As a further improvement of the above technical scheme, a second hook is arranged on the inner side of the upper cylinder, a second clamping hole is arranged in the second hook, a second clamping block is arranged on the inner side of the upper flange, and the second clamping block and the second clamping hole are connected in a matched manner. Similarly, the upper flanging and the upper barrel are mutually connected through the mutual matching of the second clamping hole and the second clamping block.

As a further improvement of the above technical solution, a top end of the flow guide channel extends to the air outlet. The water vapor discharged from the diversion channel can be directly discharged from the air outlet, so that the water vapor is reduced to be scattered in the outer shell.

As a further improvement of the technical scheme, a silencing bowl is arranged in the flow guide channel, an air outlet is formed in the center of the silencing bowl, and the inner diameter of the silencing bowl is gradually increased from bottom to top. The air flow is diffused outwards when being discharged from the air outlet of the silencing bowl and further slows down the flow velocity, thereby further reducing the noise.

As a further improvement of the above technical solution, a plurality of the silencing bowls are arranged in the vertical direction. The airflow is diffused outwards for many times and the flow speed is reduced, so that the noise can be further reduced.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the utility model, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

FIG. 1 is a schematic view of a part of the internal structure of the noise reduction cover of the present invention in a water tank;

FIG. 2 is a perspective view of the upper barrel of the present invention;

fig. 3 is a perspective view of the lower barrel of the present invention.

In the drawings: 100-heating plate, 200-silencing cover, 210-cavity, 220-flow guide channel, 230-lower cylinder, 231-horizontal connecting plate, 232-upper flanging, 240-upper cylinder, 241-cover plate, 242-lower flanging, 310-first clamping hook, 320-first clamping block, 410-second clamping hook, 420-second clamping block and 500-water tank.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the utility model can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1, a noise silencing structure of a humidifier includes: the water tank 500 is arranged in the outer shell, an air inlet and an air outlet which are mutually communicated with the water tank 500 are arranged on the outer shell, and a heating port is arranged at the bottom side of the water tank 500; a heating plate 100 connected to the bottom side of the water tank 500 and covering the heating opening, wherein in practical application, the heating plate 100 may be a PTC heating plate; the silencing cover 200 is positioned in the water tank 500, a water flow gap is formed between the outer wall of the silencing cover 200 and the inner side wall of the water tank 500, a cavity 210 with a downward opening and a flow guide channel 220 with an upward opening are arranged in the silencing cover 200, the top end of the flow guide channel 220 is opposite to the air outlet, the bottom of the flow guide channel 220 is communicated with one side of the top of the cavity 210, and the flow area of the cavity 210 is larger than that of the flow guide channel 220.

By the above, the heating plate 100 directly covers the heating port department at the basin 500 bottom side, form a heating chamber with basin 500 itself, water in the basin 500 can flow into the heating intracavity from the rivers clearance and heat, the steam that produces after the heating rises to in the cavity 210, gather in the cavity 210, and outwards discharge from the gas outlet, because the through-flow area of cavity 210 is greater than the through-flow area of water conservancy diversion passageway 220, steam flow rate is more slow when getting into cavity 210, discharge from water conservancy diversion passageway 220 again after the intensive heating, so avoided the direct vent of steam to give vent to anger, the flow rate of steam has been slowed down, thereby the noise has been reduced, improve and use experience.

In this embodiment, a sealing groove is formed around the heating port at the bottom side of the water tank 500, and a sealing ring is disposed at the top side of the heating plate 100, and the sealing ring and the sealing groove are connected in a matching manner. By the cooperation of the sealing ring and the sealing groove, the water tank 500 and the heating plate 100 can be more closely connected, thereby improving water tightness.

As shown in fig. 2 and 3, as a further embodiment of the structure of the sound-deadening cap 200, the sound-deadening cap 200 includes a lower cylinder 230 and an upper cylinder 240, a horizontal connecting piece 231 is connected to one side of the top of the lower cylinder 230, an upper flange 232 is arranged on an edge of the horizontal connecting piece 231, a bottom end of the upper cylinder 240 is detachably connected to the upper flange 232, the flow-guiding channel 220 is formed between the upper cylinder 240 and the upper flange 232, a cover plate 241 is connected to one side of the upper cylinder 240, a lower flange 242 is arranged on an edge of the cover plate 241, a top end of the lower cylinder 230 is detachably connected to the lower flange 242, and the cavity 210 is formed between the cover plate 241 and the lower cylinder 230. The noise reduction cover 200 is divided into an upper part and a lower part, the upper cylinder 240 forms the upper part together with the cover plate 241, the lower cylinder 230 forms the lower part together with the connecting piece, the upper part and the lower part are detachably connected, the inside is conveniently cleaned, and the whole body can be formed separately during production.

In order to realize that the lower flange 242 is detachably connected to the top end of the lower cylinder 230, in this embodiment, a first hook 310 is disposed on the inner side of the lower flange 242, a first fastening hole is disposed in the first hook 310, a first latch 320 is disposed on the inner side of the lower cylinder 230, and the first latch 320 and the first fastening hole are connected in a matching manner. The lower flange 242 is coupled to the lower cylinder 230 by the first engaging hole and the first engaging block 320.

In order to detachably connect the bottom end of the upper cylinder 240 to the upper flange 232, in this embodiment, a second hook 410 is disposed on the inner side of the upper cylinder 240, a second fastening hole is disposed in the second hook 410, a second fastening block 420 is disposed on the inner side of the upper flange 232, and the second fastening block 420 and the second fastening hole are connected in a matching manner. Similarly, the upper flange 232 and the upper cylinder 240 are connected to each other by the second latching hole and the second latching block 420.

In this embodiment, the top end of the flow guide passage 220 extends to the air outlet. The water vapor discharged from the diversion channel 220 can be directly discharged from the air outlet, and is reduced to be scattered in the outer shell.

In order to further improve the silencing effect, in this embodiment, a silencing bowl is disposed in the flow guide channel 220, an air outlet is disposed in the center of the silencing bowl, and the inner diameter of the silencing bowl is gradually increased from bottom to top. The air flow is diffused outwards when being discharged from the air outlet of the silencing bowl and further slows down the flow velocity, thereby further reducing the noise.

As a further embodiment of the design of the silencing bowl, a plurality of silencing bowls are arranged in the vertical direction. The airflow is diffused outwards for many times and the flow speed is reduced, so that the noise can be further reduced.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model as set forth in the claims appended hereto.

Claims

1. The utility model provides a amortization structure of humidifier which characterized in that: the method comprises the following steps:

the water tank (500) is arranged in the outer shell, the outer shell is provided with an air inlet and an air outlet which are mutually communicated with the water tank (500), and the bottom side of the water tank (500) is provided with a heating port;

a heating sheet (100) connected to the bottom side of the water tank (500) and covering the heating port;

the silencing cover (200) is located in the water tank (500), a water flow gap is formed between the outer wall of the silencing cover (200) and the inner side wall of the water tank (500), a cavity (210) with a downward opening and a flow guide channel (220) with an upward opening are arranged in the silencing cover (200), the top end of the flow guide channel (220) is right opposite to the air outlet, the bottom of the flow guide channel (220) is communicated with one side of the top of the cavity (210), and the flow area of the cavity (210) is larger than that of the flow guide channel (220).

2. The silencing structure of a humidifier according to claim 1, wherein: the bottom side of the water tank (500) surrounds the heating opening and is provided with a sealing groove, the top side of the heating sheet (100) is provided with a sealing ring, and the sealing ring is connected with the sealing groove in a matched mode.

3. The silencing structure of a humidifier according to claim 1, wherein: the noise reduction cover (200) comprises a lower cylinder body (230) and an upper cylinder body (240), one side of the top of the lower cylinder body (230) is connected with a horizontal connecting piece (231), an upper flanging (232) is arranged at the edge of the horizontal connecting piece (231), the bottom end of the upper cylinder body (240) is detachably connected with the upper flanging (232), the upper cylinder body (240) is connected with the upper flanging (232), a flow guide channel (220) is formed between the upper flanging (232), a cover plate (241) is connected to one side of the upper cylinder body (240), a lower flanging (242) is arranged at the edge of the cover plate (241), the top end of the lower cylinder body (230) is detachably connected with the lower flanging (242), and the cavity (210) is formed between the lower cylinder body (230).

4. A silencing structure of a humidifier according to claim 3, wherein: the inner side of the lower flanging (242) is provided with a first clamping hook (310), a first clamping hole is formed in the first clamping hook (310), the inner side of the lower barrel (230) is provided with a first clamping block (320), and the first clamping block (320) is connected with the first clamping hole in a matched mode.

5. A silencing structure of a humidifier according to claim 3, wherein: the inner side of the upper barrel body (240) is provided with a second clamping hook (410), a second clamping hole is formed in the second clamping hook (410), a second clamping block (420) is arranged on the inner side of the upper flanging (232), and the second clamping block (420) is matched and connected with the second clamping hole.

6. The silencing structure of a humidifier according to claim 1, wherein: the top end of the flow guide channel (220) extends to the air outlet.

7. The silencing structure of a humidifier according to claim 1, wherein: a silencing bowl is arranged in the flow guide channel (220), an air outlet is formed in the center of the silencing bowl, and the inner diameter of the silencing bowl is gradually increased from bottom to top.

8. The silencing structure of a humidifier according to claim 7, wherein: a plurality of silencing bowls are arranged in the vertical direction.