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CN-121976593-A - Water outlet device

CN121976593ACN 121976593 ACN121976593 ACN 121976593ACN-121976593-A

Abstract

The invention belongs to the technical field of water outlet equipment, and discloses a water outlet device, which comprises a shell, a water outlet device and a water outlet device, wherein the shell is provided with an inner cavity; the water inlet piece is arranged in the inner cavity, a plurality of water inlet channels are arranged on the water inlet piece, the water passing piece is arranged in the inner cavity and is positioned at the downstream side of the water inlet piece, a negative pressure cavity is defined between the water inlet piece and the water passing piece, an air inlet cavity is defined between the peripheral wall of the water passing piece and the shell, a plurality of water passing channels, a plurality of air return holes and a plurality of air inlet through holes are arranged on the water passing piece, the water inlet channels and the water passing channels are aligned one by one, the air inlet through holes are arranged at the peripheral side of the area where the water passing channels are located, at least one part of the positions of the air return holes are positioned between the air inlet through holes and the water passing channels, the cutting assembly is arranged in the inner cavity and is positioned at the downstream side of the water passing piece, when water pressure fluctuation occurs, and water flowing in the negative pressure cavity towards the direction of the air inlet through holes is disturbed by a bubble curtain, the water flowing towards the air inlet through holes is increased, and the resistance to the water flowing towards the air inlet through holes is effectively prevented from leaking outwards.

Inventors

  • XIE WEI
  • ZHU KAIHUANG
  • LIANG YUANSHAN
  • CAI TAO

Assignees

  • 佛山市高明安华陶瓷洁具有限公司
  • 佛山市法恩洁具有限公司
  • 佛山市乐华恒业厨卫有限公司

Dates

Publication Date
20260505
Application Date
20260408

Claims (10)

  1. 1. A water outlet device, comprising: A housing (100), the housing (100) being provided with an inner cavity (110); the water inlet piece (200), the water inlet piece (200) is arranged in the inner cavity (110), and a plurality of water inlet channels (210) are arranged on the water inlet piece (200); The water passing member (300) is arranged in the inner cavity (110) and is positioned at the downstream side of the water feeding member (200), a negative pressure cavity (120) is defined between the water feeding member (200) and the water passing member (300), an air inlet cavity (130) is defined between the peripheral wall of the water passing member (300) and the shell (100), a plurality of water passing channels (310), a plurality of air return holes (320) and a plurality of air inlet through holes (330) are arranged on the water passing member (300), the water passing channels (210) and the water passing channels (310) are aligned one by one, the negative pressure cavity (120) and the air inlet cavity (130) are communicated through the air inlet through holes (330), when liquid flows along the water passing channels (210), the negative pressure cavity (120) and the water passing channels (310), a negative pressure can be formed in the negative pressure cavity (120), the air inlet through holes (330) are distributed at the periphery of the water passing channels (310) along the direction of the central axis of the water passing member (300), and at least one part of the air passing channels (310) is positioned between the air inlet through holes (320) and the air passing channels (310); -a cutting assembly (400), said cutting assembly (400) being mounted in said inner cavity (110) and being located on the downstream side of said water passing member (300), said cutting assembly (400) being provided with a number of cutting holes (411).
  2. 2. The water outlet device according to claim 1, wherein each of the air inlet through holes (330) is provided on a peripheral wall of the water passing member (300), and an outlet direction of the air inlet through holes (330) for injecting fluid into the negative pressure chamber (120) is perpendicular to an outlet direction of the air return holes (320) for injecting fluid into the negative pressure chamber (120).
  3. 3. The water outlet device according to claim 2, wherein the outlet direction of the fluid injected from the water inlet channel (210) to the negative pressure chamber (120) is parallel to the outlet direction of the fluid injected from the air return hole (320) to the negative pressure chamber (120).
  4. 4. The water outlet device according to claim 1, wherein the air return hole (320) is formed in a cylindrical hole shape or a tapered hole shape in which an inner diameter of the air return hole (320) gradually increases toward the negative pressure chamber (120).
  5. 5. The water outlet device according to any one of claims 1 to 4, wherein a part of the air return holes (320) are first holes (321), a plurality of bosses (340) are sequentially arranged on the periphery of the water passing member (300) at intervals, the air inlet through holes (330) are formed at intervals between two adjacent bosses (340), the first holes (321) are arranged on paths of the air inlet through holes (330) towards the emergent direction of the negative pressure cavity (120), and the first holes (321) are closer to the air inlet through holes (330) than the water passing channels (310).
  6. 6. The water outlet device according to claim 5, wherein a part of the air return holes (320) are second holes (322), the second holes (322) are arranged between two adjacent first holes (321) along the circumferential direction of the water passing member (300), and the second holes (322) are aligned with the bosses (340) one by one.
  7. 7. The water outlet device according to claim 5, wherein a portion of the air return holes (320) are third holes (323), and a plurality of the third holes (323) are distributed around the water passing channel (310), and the third holes (323) are closer to the water passing channel (310) than the first holes (321).
  8. 8. The water outlet device according to claim 1, wherein the cutting assembly (400) comprises a filter screen (410) and at least two layers of partition boards (420), the partition boards (420) are located between the filter screen (410) and the water passing piece (300), a plurality of cutting holes (411) are formed in the filter screen (410), the partition boards (420) are sequentially stacked and arranged along the outlet direction of the fluid sprayed by the water channel (310), a plurality of ribs (430) are formed in the partition boards (420), a plurality of grid holes (421) are formed between each rib (430), and a part of one rib (430) on one partition board (420) is opposite to the grid hole (421) on the other partition board (420) and the ribs (430) cannot completely cover the grid hole (421).
  9. 9. The water outlet device according to claim 8, wherein the ribs (430) comprise first ribs (431) and second ribs (432), a plurality of the first ribs (431) radially extend outwards from the center of the partition board (420), the second ribs (432) are annularly connected to the first ribs (431) around the center of the partition board (420), the plurality of the second ribs (432) are sequentially distributed along the radial direction of the partition board (420), and each joint of the first ribs (431) and the second ribs (432) on one partition board (420) is opposite to the grid hole (421) on the other adjacent partition board (420).
  10. 10. The water outlet device according to claim 1, further comprising a rectifying member (500), wherein the rectifying member (500) is installed in the inner cavity (110) and located at the downstream side of the cutting assembly (400), and a plurality of rectifying holes (510) are formed in the rectifying member (500) in a honeycomb shape.

Description

Water outlet device Technical Field The invention relates to the technical field of water outlet equipment, in particular to a water outlet device. Background Some existing kitchen bubblers utilize the internal venturi effect to draw in ambient air by creating a negative pressure as the water flows, and the air and water mix and shear to form a bubble of water. In the use, it is found that when the water pressure of the water supply system fluctuates, water can be led to leak outwards through the air inlet through hole, and the air inlet through hole cannot normally inlet air after the water enters the air inlet through hole, so that bubble water cannot be normally generated, and the normal work of the bubbler is affected. Disclosure of Invention The present invention aims to solve at least one of the above-mentioned technical problems in the related art to some extent. Therefore, the invention provides a water outlet device. In order to achieve the above purpose, the technical scheme of the invention is as follows: An embodiment of the water outlet device according to the first aspect of the present invention includes: The shell is provided with an inner cavity; The water inlet piece is arranged in the inner cavity and provided with a plurality of water inlet channels; The water passing piece is arranged in the inner cavity and is positioned at the downstream side of the water inlet piece, a negative pressure cavity is defined between the water inlet piece and the water passing piece, an air inlet cavity is defined between the peripheral wall of the water passing piece and the shell, a plurality of water passing channels, a plurality of air return holes and a plurality of air inlet through holes are arranged on the water passing piece, the water inlet channels and the water passing channels are aligned one by one, the negative pressure cavity and the air inlet cavities are communicated through the air inlet through holes, liquid can generate venturi effect to form negative pressure in the negative pressure cavity when flowing along the water inlet channels, the negative pressure cavity and the water passing channels, along the direction from the central axis of the water passing piece to the periphery of the water passing channel, the air inlet through holes are arranged at the peripheral side of the area where the water passing channels are positioned, and at least one part of the positions where the air return holes are positioned between the air inlet through holes and the water passing channels. And the cutting assembly is arranged in the inner cavity and positioned on the downstream side of the water passing piece, and is provided with a plurality of cutting holes. The water outlet device has the advantages that when water pressure fluctuation occurs in water conveyed by the faucet to the inner cavity, and water in the negative pressure cavity tries to leak outwards from the air inlet through hole, the bubble curtain can disturb water flow flowing in the negative pressure cavity towards the air inlet through hole, resistance to the water flow is increased, and the water is effectively prevented from leaking outwards through the air inlet through hole. According to some embodiments of the invention, each air inlet through hole is arranged on the peripheral wall of the water passing member, and the emergent direction of the air inlet through hole for spraying fluid to the negative pressure cavity is perpendicular to the emergent direction of the air return hole for spraying fluid to the negative pressure cavity. According to some embodiments of the invention, the outlet direction of the water inlet channel for injecting fluid into the negative pressure cavity is parallel to the outlet direction of the air return hole for injecting fluid into the negative pressure cavity. According to some embodiments of the invention, the air return hole is in a cylindrical hole shape, or the air return hole is in a taper hole shape with the inner diameter gradually becoming larger towards the negative pressure cavity. According to some embodiments of the invention, a part of the air return holes are first holes, a plurality of bosses which are distributed at intervals in sequence are arranged on the peripheral side of the water passing piece, the air inlet through holes are formed at intervals between two adjacent bosses, the first holes are arranged on paths of the air inlet through holes towards the emergent direction of the negative pressure cavity, and the first holes are closer to the air inlet through holes than the water passing channel. According to some embodiments of the invention, a part of the air return holes are second holes, the second holes are arranged between two adjacent first holes along the circumferential direction of the water passing piece, and the second holes are aligned with the bosses one by one. According to some embodiments of the invention, a portion of the air return holes are third hole