Silencing bubbling water outlet device

Abstract

The application discloses a sound-damping bubbling water outlet device, which comprises a body provided with a water inlet channel, an air suction channel and a mixing cavity, one end of the air suction channel is communicated with the outside atmosphere, and the other end is communicated with the water inlet channel and / or the mixing cavity, wherein the air suction channel is provided with a sound-damping element, the sound-damping element comprises at least one buffer cavity, the air inlet of the buffer cavity is communicated with the outside atmosphere, the air outlet of the buffer cavity is communicated with the water inlet channel and / or the mixing cavity, the air inlet of the buffer cavity is a flow-limiting port with a smaller volume than the buffer cavity, when air is inhaled, the air enters the buffer cavity after being limited by the flow-limiting port, and then enters the water inlet channel and / or the mixing cavity from the buffer cavity, the sound-damping element is arranged, the sound-damping element comprises a flow-limiting port and a buffer cavity, the air expands after entering the buffer cavity through the small channel, the noise is reduced, and the user experience is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of bathroom, in particular to a sound-absorbing bubble water outlet device. BACKGROUND

[0002] The existing bubble water outlet device on the market generates negative pressure in the air suction channel during water inlet, and then air is sucked into the water inlet channel, mixed with the water flow in the water inlet channel, and then the bubble water flow is discharged. However, the existing air suction channel generates a large noise when air is sucked, which affects the user experience.

[0003] The prior art such as patent CN201410110437.0 arranges the through holes on the pieces in a staggered manner, so that part of the air passing through the through holes of the pieces is bounced back, and part of the air smoothly passes through, causing turbulence of the air flow in the through hole. However, the noise reduction effect of this structure is not ideal. SUMMARY

[0004] The present application provides a sound-absorbing bubble water outlet device. The sound-absorbing bubble water outlet device is provided with a sound-absorbing element, which includes a flow-limiting port and a buffer cavity. Air enters the buffer cavity through a small channel and expands to reduce noise, thereby improving the user experience.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows:

[0006] A sound-absorbing bubble water outlet device includes a body having a water inlet channel, an air suction channel, and a mixing cavity. One end of the air suction channel is connected to the outside atmosphere, and the other end is connected to the water inlet channel and / or the mixing cavity. The air suction channel is provided with a sound-absorbing element. The sound-absorbing element includes at least one buffer cavity. The air inlet of the buffer cavity is connected to the outside atmosphere, and the air outlet of the buffer cavity is connected to the water inlet channel and / or the mixing cavity. The air inlet of the buffer cavity is a flow-limiting port with a smaller volume than the buffer cavity. When air enters, it enters the buffer cavity through the flow-limiting port, and then enters the water inlet channel and / or the mixing cavity from the buffer cavity.

[0007] Preferably, a plurality of buffer cavities are arranged along the air inlet direction. The buffer cavities are connected in series along the air inlet direction. The air inlet of the first buffer cavity is connected to the outside atmosphere, and the air outlet of the last buffer cavity is connected to the water inlet channel and / or the mixing cavity.

[0008] Preferably, the air inlet of the buffer cavity is arranged at the bottom of the buffer cavity.

[0009] Preferably, the sound-absorbing element includes a plurality of partition plates arranged at intervals. The gap between adjacent partition plates forms the buffer cavity. The bottom of the partition plate is provided with a notch, and the notch forms the flow-limiting port.

[0010] Preferably, the sound-damping element is detachably installed in the air suction passage.

[0011] Preferably, the body further comprises a first air flow passage connecting the air suction passage and the water inlet passage, and a second air flow passage connecting the air suction passage and the mixing chamber, when air is inhaled, part of the air in the air suction passage enters the water inlet passage through the first air flow passage, and part of the air in the air suction passage enters the mixing chamber through the second air flow passage.

[0012] Preferably, the body is provided with an air suction pipe forming the air suction passage in the radial direction, and is provided with a water inlet pipe forming the water inlet passage in the axial direction.

[0013] Preferably, the first air flow passage is a through hole provided in the side wall of the water inlet pipe, and the second air flow passage is an air inlet pipe arranged in parallel with the water inlet pipe.

[0014] Preferably, the water inlet passage has a small-diameter section and a large-diameter section in sequence along the water flow direction, the diameter of the large-diameter section is larger than that of the small-diameter section, and the air suction passage is connected with the large-diameter section.

[0015] The beneficial effects of the present application are:

[0016] 1. A sound-damping bubbling water outlet device, comprising a body, the body having a water inlet passage, an air suction passage and a mixing chamber, one end of the air suction passage being connected with the outside atmosphere, and the other end being connected with the water inlet passage and / or the mixing chamber, wherein the air suction passage is provided with a sound-damping element, the sound-damping element comprising at least one buffer chamber, the air inlet of the buffer chamber being connected with the outside atmosphere, the air outlet of the buffer chamber being connected with the water inlet passage and / or the mixing chamber, and the air inlet of the buffer chamber being a flow-limiting port with a smaller volume than the buffer chamber, when air is inhaled, the air enters the buffer chamber through the flow-limiting port, and then enters the water inlet passage and / or the mixing chamber, by arranging the sound-damping element, the sound-damping element comprises a flow-limiting port and a buffer chamber, and the gas expands after entering the buffer chamber through the small channel to reduce noise, thereby improving the user experience.

[0017] 2. A plurality of buffer chambers are arranged in sequence along the air inlet direction, the buffer chambers are connected in sequence along the air inlet direction, the air inlet of the first buffer chamber is connected with the outside atmosphere, and the air outlet of the last buffer chamber is connected with the water inlet passage and / or the mixing chamber, by arranging a plurality of buffer chambers in series, the effect of multiple noise reduction is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0019] Fig. 1 A perspective view of a sound-damping bubbling water outlet device according to the present application;

[0020] Fig. 2 A sectional view of a sound-damping bubbling water outlet device according to the present application;

[0021] Fig. 3 An exploded view of a sound-damping bubbling water outlet device according to the present application;

[0022] Fig. 4 A schematic view of a sound-damping element of a sound-damping bubbling water outlet device according to the present application;

[0023] 10, body; 11, water inlet channel; 11a, small-diameter section; 11b, large-diameter section; 12, mixing cavity; 13, air suction channel; 131, first air flow channel; 132, second air flow channel; 20, sound-damping element; 21, buffer cavity; 22, flow-limiting opening; 23, partition. DETAILED DESCRIPTION

[0024] In order to make the technical problems to be solved by the present application, technical solutions and beneficial effects more clear and explicit, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and do not limit the present application.

[0025] As shown in Figs. 1 to 4 A sound-damping bubbling water outlet device according to the present application comprises a body 10, the body 10 having a water inlet channel 11, an air suction channel 13 and a mixing cavity 12, one end of the air suction channel 13 being in communication with the outside atmosphere and the other end being in communication with the water inlet channel 11 and / or the mixing cavity 12, wherein a sound-damping element 20 is arranged in the air suction channel 13, the sound-damping element 20 comprising at least one buffer cavity 21, the air inlet of the buffer cavity 21 being in communication with the outside atmosphere and the air outlet of the buffer cavity 21 being in communication with the water inlet channel 11 and / or the mixing cavity 12, the air inlet of the buffer cavity 21 being a flow-limiting opening 22 having a smaller volume than the buffer cavity 21, when air is inhaled, the air enters the buffer cavity 21 after being limited by the flow-limiting opening 22 and then enters the water inlet channel 11 and / or the mixing cavity 12 from the buffer cavity 21.

[0026] In the embodiment, the buffer cavities 21 are arranged in series along the air inlet direction, the buffer cavities 21 are connected in series along the air inlet direction, the air inlet of the first buffer cavity 21 is connected with the atmosphere, and the air outlet of the last buffer cavity 21 is connected with the water inlet channel 11 and / or the mixing cavity 12.

[0027] In the embodiment, the air inlets of the buffer cavities 21 are arranged at the bottoms of the buffer cavities 21.

[0028] In the embodiment, the sound-absorbing element 20 comprises a plurality of partition plates 23 arranged in series, the gaps between the adjacent partition plates 23 form the buffer cavities 21, and the bottoms of the partition plates 23 are provided with notches, and the notches form the flow-limiting openings 22.

[0029] In the embodiment, the sound-absorbing element 20 is detachably arranged in the air suction channel 13.

[0030] In the embodiment, the body 10 further comprises a first air flow channel 131 connecting the air suction channel 13 and the water inlet channel 11, and a second air flow channel 132 connecting the air suction channel 13 and the mixing cavity 12, when air is inhaled, part of the air in the air suction channel 13 enters the water inlet channel 11 through the first air flow channel 131, and part of the air in the air suction channel 13 enters the mixing cavity 12 through the second air flow channel 132.

[0031] In the embodiment, the body 10 is provided with an air suction pipe forming the air suction channel 13 along the radial direction, and the body 10 is provided with a water inlet pipe forming the water inlet channel 11 along the axial direction.

[0032] In the embodiment, the first air flow channel 131 is a through hole arranged in the side wall of the water inlet pipe, and the second air flow channel 132 is an air inlet pipe arranged in parallel with the water inlet pipe.

[0033] In the embodiment, the water inlet channel 11 has a small-diameter section 11a and a large-diameter section 11b along the water flow direction in sequence, the diameter of the large-diameter section 11b is larger than that of the small-diameter section 11a, the air suction channel 13 is connected with the large-diameter section 11b, and when water is inhaled, the air suction channel 13 inhales air by forming a Venturi effect.

[0034] The specific working process of the embodiment is as follows:

[0035] The gas enters the buffer cavity 21 through the small flow-limiting port 22, expands to reduce kinetic energy to reduce noise, part of the air enters the water inlet channel 11 through the first air flow channel 131, and part of the air enters the mixing cavity 12 through the second air flow channel 132. The water in the water inlet channel 11 enters the mixing cavity 12, and the gas and water are mixed again to form a better foaming effect.

[0036] The scheme sets the sound-absorbing element 20, the sound-absorbing element 20 includes the flow-limiting port 22 and the buffer cavity 21, the gas enters the buffer cavity 21 through the small channel, expands to reduce noise, and improves the user experience.

[0037] The above description shows and describes the preferred embodiments of the present application, as previously described, it should be understood that the present application is not limited to the form disclosed herein, should not be considered as excluding other embodiments, and can be used in various other combinations, modifications and environments, and can be modified within the scope of the inventive concept described herein, by the above teaching or related art or knowledge. The modification and change made by the person skilled in the art without departing from the spirit and scope of the present application shall be within the protection scope of the claims of the present application.

Claims

1. A sound-attenuating bubbling water outlet device, characterized by, The body has a water inlet channel, an air suction channel and a mixing cavity, one end of the air suction channel is communicated with the outside atmosphere, and the other end is communicated with the water inlet channel and / or the mixing cavity, wherein the air suction channel is provided with a sound attenuation element, the sound attenuation element includes at least one buffer cavity, the air inlet of the buffer cavity is communicated with the outside atmosphere, the air outlet of the buffer cavity is communicated with the water inlet channel and / or the mixing cavity, the air inlet of the buffer cavity is a flow limiting port with a smaller volume than the buffer cavity, when air inlet, air enters the buffer cavity through the flow limiting port, and then enters the water inlet channel and / or the mixing cavity from the buffer cavity; The air inlet of the buffer cavity is arranged at the bottom of the buffer cavity; The sound attenuation element includes a plurality of partition plates arranged at intervals, the gap between adjacent partition plates forms the buffer cavity, the bottom of the partition plate is provided with a notch, and the notch forms the flow limiting port; The sound attenuation element is detachably installed in the air suction channel.

2. The sound-reducing water bubbling device according to claim 1, wherein A plurality of buffer cavities are arranged at intervals along the air inlet direction, each buffer cavity is communicated with the first and last buffer cavities along the air inlet direction, the air inlet of the first buffer cavity is communicated with the outside atmosphere, and the air outlet of the last buffer cavity is communicated with the water inlet channel and / or the mixing cavity.

3. The sound-attenuating bubbling water outlet device according to claim 1, characterized in that The body further includes a first air flow channel communicated between the air suction channel and the water inlet channel, and a second air flow channel communicated between the air suction channel and the mixing cavity, when air inlet, part of the air in the air suction channel enters the water inlet channel through the first air flow channel, and part of the air enters the mixing cavity through the second air flow channel.

4. The sound-attenuating bubbling water outlet device according to claim 3, characterized in that The body is provided with an air suction pipe forming the air suction channel along the radial direction, and is provided with a water inlet pipe forming the water inlet channel along the axial direction.

5. The sound-attenuating bubbling water outlet device according to claim 4, characterized in that The first air flow channel is a through hole arranged on the side wall of the water inlet pipe, and the second air flow channel is an air inlet pipe arranged in parallel with the water inlet pipe.

6. The sound-reducing water bubbling device according to claim 1, wherein The water inlet channel has a small diameter section and a large diameter section in sequence along the water flow direction, the diameter of the large diameter section is larger than that of the small diameter section, and the air suction channel is communicated with the large diameter section.

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