CN210010076U

CN210010076U - Shower head

Info

Publication number: CN210010076U
Application number: CN201920284241.1U
Authority: CN
Inventors: 林孝发; 林孝山; 万志刚
Original assignee: Jiumu Kitchen & Sanitary Co Ltd
Current assignee: Jiumu Kitchen & Sanitary Co Ltd; Jomoo Kitchen and Bath Co Ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2020-02-04
Anticipated expiration: 2029-03-06

Abstract

The utility model discloses a shower head, which is provided with at least one group of air-water mixing channels, wherein each air-water mixing channel comprises an air suction channel, a mixing cavity and at least two water inlet channels; the air suction channel is communicated with the mixing cavity and is intersected with the mixing cavity to form an air inlet; each water inlet channel is communicated with the mixing cavity and is intersected with the mixing cavity to form a water inlet hole; the sum of the water passing areas of all the water inlet holes is smaller than the water passing area of the mixing cavity; the air suction channel is provided with a noise reduction structure; the noise reduction structure is at least provided with a flow guide channel formed by a flow guide ring coaxially arranged in the air suction channel, and the flow guide channel is gradually reduced along the air flow direction; a plurality of spoilers are arranged between the guide ring and the inner wall of the air suction channel, and spiral spoilers form spiral spoilers among each other. By adopting the noise reduction structure, the friction generated between high-speed air is reduced, aerodynamic noise is reduced, and the noise reduction effect is achieved.

Description

Shower head

Technical Field

The utility model belongs to bathroom product field, concretely relates to gondola water faucet.

Background

The size of gondola water faucet play water impact force directly influences the comfort of shower, for solving this problem, goes out the in-process of water at the gondola water faucet and accompanies the suction air usually to make water and air mix and form bubble water, it only improves the comfort, also plays the water conservation effect simultaneously, nevertheless along with the promotion of the volume of breathing in, produces the friction between the high-speed air, the noise of breathing in just also is bigger and bigger, for solving this technical problem, the present case provides a gondola water faucet with noise reduction effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or problem that exist among the background art, provide a gondola water faucet, it is equipped with at the air intake duct and falls the structure of making an uproar to reduce the friction that produces between the high-speed air, with reduce aerodynamic nature noise, reach the noise reduction effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a shower head is provided with at least one group of gas-water mixing channels, wherein each gas-water mixing channel comprises an air suction channel, a mixing cavity and at least two water inlet channels; the air suction channel is communicated with the mixing cavity and is intersected with the mixing cavity to form an air inlet; each water inlet channel is communicated with the mixing cavity and is intersected with the mixing cavity to form a water inlet hole; the sum of the water passing areas of all the water inlet holes is smaller than the water passing area of the mixing cavity; the air suction channel is provided with a noise reduction structure; the noise reduction structure is at least provided with a flow guide channel formed by a flow guide ring coaxially arranged in the air suction channel, and the flow guide channel is gradually reduced along the air flow direction.

Furthermore, a plurality of spoilers are arranged between the flow guide ring and the inner wall of the air suction channel, and spiral spoilers form spiral spoilers between the spoilers.

The noise reduction structure further comprises a cylindrical noise reduction piece which is arranged in the air suction duct and is matched with the air suction duct to form the noise reduction structure, and the flow guide ring and the spoiler are arranged in the noise reduction piece.

Further, the shower head comprises a shower head body, a water inlet seat on the shower head body, a water outlet cover and a water distribution disc provided with the gas-water mixing channel; the water diversion disc is hermetically arranged between the shower head body and the water outlet cover in a separated manner; the water inlet seat is connected with the water distribution disc in a sealing way to form a water passing cavity; the water outlet surface cover is hermetically connected with the water distribution disc to form a water outlet cavity; an air cavity is formed between the shower head body and the water distribution disc; the water inlet channel is communicated with the water passing cavity; the mixing cavity is communicated with the water outlet cavity; the air suction channel is communicated with the air cavity.

Further, the air suction channel is composed of a first channel communicated with the air cavity and a second channel communicated with the mixing cavity; the first channel aperture is larger than the second channel aperture and is communicated with each other; the first channel is provided with the noise reduction structure.

Furthermore, the difference value between the center distance between any water inlet hole and the air inlet hole and the center distances between any other water inlet hole and the air inlet hole is less than 10% of the center distance between any water inlet hole and the air inlet hole.

Further, the water inlet channels are arranged in parallel.

Further, the difference between the center distance of any adjacent water inlet hole and the center distance of any other adjacent water inlet hole is less than 10% of the center distance of any adjacent water inlet hole.

Furthermore, the water inlet holes are distributed on the circumference which takes the center of the air inlet hole as the circle center.

Furthermore, the water inlet holes are distributed on the circumference at equal intervals.

Technical scheme for prior art, the beneficial effect who gains is:

(1) the guide channel is formed by the guide ring coaxially arranged in the air suction channel and gradually shrinks along the air flow direction, so that aerodynamic noise in the first channel is reduced, and the purpose of weakening the noise is achieved.

(2) The plurality of spoilers are arranged between the guide ring and the inner wall of the air suction channel, the spoilers form a spiral spoiler channel with each other, air is divided into a plurality of strands under the blocking of the guide ring and the spoilers, a plurality of cyclones are generated in the spoiler channel, and then the air speed is further reduced when the air is converged with the air of the guide channel, so that the friction generated between high-speed air is reduced, the aerodynamic noise is reduced, and the noise reduction effect is achieved.

(3) The noise reduction structure is formed by integrally forming the noise reduction piece, the flow guide ring and the spoiler, and the noise reduction structure is convenient for independent production.

(4) Because the first channel aperture is larger than the second channel aperture, the noise reduction structure is directly inserted into the first channel during assembly, so that the noise reduction structure is effectively prevented from falling into the mixing cavity under the pushing of the airflow, and the installation method is simple and convenient.

(5) When the air suction force is generated at each water inlet, the air is gathered towards the direction of the water inlet, the water inlet close to the air suction hole is contacted with more air than the water inlet far away from the air suction hole, and therefore the air suction force of each water inlet is not uniform; the center distances of the water inlet holes and the air inlet holes are equal, and the center distances of the adjacent water inlet holes are equal, so that the air suction quantity of each group of water inlet holes is uniform, the shower comfort level is improved, and water is saved.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic perspective exploded view of an embodiment of the present invention.

Fig. 2 is a longitudinal sectional view of the embodiment of the present invention shown in fig. 1.

FIG. 3 is an enlarged view of the air-water mixing passage shown in FIG. 2.

Fig. 4 is a plan view of the water diversion plate according to the embodiment of the present invention.

FIG. 5 is a schematic view of the internal structure of the gas-water mixing passage shown in FIG. 4.

Fig. 6 is the noise reduction structure of the present invention.

Fig. 7 is the utility model discloses structure three-dimensional form cross-sectional view of making an uproar falls.

Description of the main reference numerals:

a water inlet base 1;

and (3) a water distribution disc 2: the suction channel 21, the first channel 211, the second channel 212; a mixing chamber 22; a water inlet channel 23; an air intake hole 24; a water inlet 25;

a water outlet surface cover 3;

the noise reduction structure 4 comprises a noise reduction part 41, a guide ring 42, a guide channel 43, a spoiler 44 and a spoiler 45.

A water passing cavity 500;

a water outlet cavity 600;

an air cavity 700;

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, to the extent that directional terms such as "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise" and the like are used, the positional or orientational relationships illustrated in the drawings are based on the positional and orientational relationships illustrated in the drawings and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention in any way.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

Referring to fig. 1 to 2, fig. 1 to 2 show a schematic structural diagram of a shower head in an embodiment of the present invention. The embodiment of the utility model provides an in, a gondola water faucet, it includes the gondola water faucet body, the water inlet seat 1 on the gondola water faucet body, divide water tray 2, goes out the water cover 3 and falls the structure 4 of making an uproar. The water diversion disc 2 is sealed and separated between the shower head body (not shown in the figure) and the water outlet cover 3; the water inlet seat 1 and the water distribution disc 2 are hermetically connected to form a water passing cavity 500; the water outlet surface cover 3 is hermetically connected with the water distribution disc 2 to form a water outlet cavity 600; an air cavity 700 is formed between the shower head body and the water distribution disc 2; wherein, gondola water faucet body, the seat of intaking 1, play water face lid 3 and gondola water faucet body and the connection of play water face lid 3 are prior art, and the repetition is not repeated here.

As shown in fig. 3, 4 and 5, in the present embodiment, the water diversion disc 2 is provided with three sets of air-water mixing channels, each air-water mixing channel includes an air suction channel 21, a mixing cavity 22 and three water inlet channels 23.

Wherein the suction channel 21 includes a first channel 211 and a second channel 212; the first channel 211 has a larger aperture than the second channel 212 and communicates with each other; the aperture of the first channel 211 is 4.2mm, and the other end of the first channel is communicated with the air cavity 700; the second channel 212 has a diameter of 1.5mm, and the other end thereof is communicated with the side wall of the mixing chamber 22 and intersects with the side wall to form the air inlet 24.

Wherein, the water passing cross section of the mixing cavity 22 is but not limited to a runway-shaped cross section, and the water outlet end of the mixing cavity 22 is communicated with the water outlet cavity 600; specifically, the straight section of the runway-shaped section is 2.4mm long, the runway width is 3.6mm, and the radius is 1.8 mm.

Wherein, the three groups of water inlet channels 23 are arranged in parallel, one end of each water inlet channel is communicated with the water passing cavity 500, and the other end of each water inlet channel is communicated with the mixing cavity 22 and is intersected to form a water inlet hole 25; the difference value between the center distance of any water inlet hole 25 and the air inlet hole 24 and the center distance of any other water inlet hole 25 and the air inlet hole 24 is less than 10% of the center distance of any water inlet hole 25 and the air inlet hole 24, and preferentially, the water inlet holes 25 are distributed on the circumference taking the center of the air inlet hole 24 as the center of a circle; the difference between the center distance of any adjacent water inlet hole 25 and the center distance of any other adjacent water inlet hole 25 is less than 10% of the center distance of any adjacent water inlet hole 25, and preferably, the water inlet holes 25 are equally spaced on the circumference; specifically, each group of water inlet channels 23 has a height of 2.0mm, an aperture of 1.2mm, and a center distance between adjacent water inlet holes 25 of 1.96 mm. In this embodiment, water enters the water passing cavity 500 from the water inlet seat 1, and flows out to the water outlet cavity 600 through the air-water mixing channel, when the sum of the water passing areas of all the water inlet holes 25 is smaller than the water passing area of the mixing cavity 22, the air intake of each group of water inlet holes 25 is ensured to be uniform by adopting the equal center distance between each water inlet hole 25 and the air inlet hole 24 and the equal center distance between each adjacent water inlet hole 25, so as to improve the comfort of the shower and save water.

As shown in fig. 1, 2, 6 and 7, the noise reducing structure 4 is a cylindrical noise reducing member 41; the noise reduction piece 41 is arranged in the first channel 211 and is matched with the first channel 211, a guide channel 43 formed by a guide ring 42 coaxially arranged in the first channel 211 is arranged in the noise reduction piece 41, the guide channel 43 is gradually reduced along the air flow direction so as to reduce aerodynamic noise in the first channel 211 and achieve the purpose of reducing the noise, and the cone angle range of the guide channel 43 is 10-30 degrees; a plurality of spoilers 44 are arranged between the guide ring 42 and the inner wall of the noise reduction part 41, and spiral spoilers 45 are formed between the spoilers 44; when the air in the air cavity 700 is sucked into the air suction channel 21, the air is divided into a plurality of strands under the blocking of the deflector ring 42 and the spoiler 44, wherein a plurality of cyclones are generated in the spoiler channel 45, and then the air velocity is further reduced when the air is merged with the air of the deflector channel 43, so that the friction generated between high-speed air is reduced, aerodynamic noise is reduced, and the noise reduction effect is achieved.

In the embodiment, the noise reduction structure 4 formed by integrally forming the noise reduction member 41, the guide ring 42 and the spoiler 43 is adopted, and the noise reduction structure 4 is convenient for independent production; because the aperture of the first channel 211 is larger than that of the second channel 212, the noise reduction structure 4 is directly inserted into the first channel 211 during assembly, so that the noise reduction structure 4 is effectively prevented from falling into the mixing cavity 22 under the push of the airflow, and the installation method is simple and convenient.

Wherein, the noise reduction structure 4 can also be formed by only integrally forming the deflector ring 42 and the spoiler 43 in the air suction duct 21.

Wherein, it is also possible to use only the guide ring 42 to be fixed in the air suction channel 21 through a connecting piece to form the noise reduction structure 4.

The above description describes the preferred embodiments of the present invention, but it should be understood that the present invention is not limited to the above embodiments, and should not be considered as excluding other embodiments. Modifications made by those skilled in the art in light of the teachings of this invention, whether known or that exist in the prior art, should also be considered within the scope of this invention.

Claims

1. A shower head is provided with at least one group of gas-water mixing channels, wherein each gas-water mixing channel comprises an air suction channel, a mixing cavity and at least two water inlet channels; the air suction channel is communicated with the mixing cavity and is intersected with the mixing cavity to form an air inlet; each water inlet channel is communicated with the mixing cavity and is intersected with the mixing cavity to form a water inlet hole; the sum of the water passing areas of all the water inlet holes is smaller than the water passing area of the mixing cavity, and the mixing cavity is characterized in that: the air suction channel is provided with a noise reduction structure; the noise reduction structure is at least provided with a flow guide channel formed by a flow guide ring coaxially arranged in the air suction channel, and the flow guide channel is gradually reduced along the air flow direction.

2. The showerhead of claim 1, wherein: a plurality of spoilers are arranged between the flow guide ring and the inner wall of the air suction channel, and spiral spoilers are formed among the spoilers.

3. The showerhead of claim 2, wherein: the noise reduction structure is characterized by further comprising a cylindrical noise reduction piece which is arranged in the air suction channel and is matched with the air suction channel to form the noise reduction structure, and the flow guide ring and the spoiler are arranged in the noise reduction piece.

4. The showerhead of any of claims 1 to 3, wherein: the shower head comprises a shower head body, a water inlet seat on the shower head body, a water outlet cover and a water distribution disc provided with the gas-water mixing channel; the water diversion disc is hermetically arranged between the shower head body and the water outlet cover in a separated manner; the water inlet seat is connected with the water distribution disc in a sealing way to form a water passing cavity; the water outlet surface cover is hermetically connected with the water distribution disc to form a water outlet cavity; an air cavity is formed between the shower head body and the water distribution disc; the water inlet channel is communicated with the water passing cavity; the mixing cavity is communicated with the water outlet cavity; the air suction channel is communicated with the air cavity.

5. The showerhead of claim 4, wherein: the air suction channel consists of a first channel communicated with the air cavity and a second channel communicated with the mixing cavity; the first channel aperture is larger than the second channel aperture and is communicated with each other; the first channel is provided with the noise reduction structure.

6. The showerhead of claim 5, wherein: the difference value between the center distance between any water inlet hole and the air inlet hole and the center distances between any other water inlet hole and the air inlet hole is less than 10% of the center distance between any water inlet hole and the air inlet hole.

7. The showerhead of claim 6, wherein: the water inlet channels are arranged in parallel.

8. The showerhead of claim 7, wherein: the difference between the center distance of any adjacent water inlet hole and the center distance of any other adjacent water inlet hole is less than 10% of the center distance of any adjacent water inlet hole.

9. The showerhead of claim 8, wherein: the water inlet holes are distributed on the circumference taking the center of the air inlet hole as the circle center.

10. The showerhead of claim 9, wherein: the water inlet holes are distributed on the circumference at equal intervals.