CN210814748U - Microbubble generating device - Google Patents

Abstract

The utility model relates to a micro-bubble generating device, which comprises a water inlet part and a water outlet part; a pad is fixedly arranged between the water inlet part and the water outlet part, and the outer diameter of the pad is positioned in the range of the liquid channel corresponding to the water inlet part and the water outlet part. The utility model has convenient air inlet flow control and high stability and consistency; the annular cushion piece is preferably an annular aluminum foil, the outer diameter of the annular cushion piece is positioned in the range of the liquid channel corresponding to the water inlet part and the water outlet part, the annular aluminum foil with different thicknesses can be replaced, so that the size of the air inlet flow can be adjusted, meanwhile, the liquid channel corresponding to the water inlet part and the water outlet part is not influenced, and the design is ingenious; the terminal is very suitable for municipal terminals such as public places, families, hotels and the like.

Description

Microbubble generating device

Technical Field

The utility model relates to a microbubble generating device belongs to microbubble generating device technical field.

Background

The traditional bubbles with the diameter of 1mm-5mm rise rapidly in water and disappear after reaching the water surface, and micron-sized bubbles with the diameter of less than 50 mu m rise slowly in water and have large specific surface area, so the gas-liquid mass transfer speed is much higher than that of the traditional large-sized bubbles; meanwhile, the micro bubbles also have very excellent physiological effects. In recent years, micro bubbles are not only widely applied to the industrial fields of air floatation, oxygen aeration, beverage deoxidation and the like, but also increasingly applied to the civil fields of medical treatment, beauty treatment, bathing and the like. At present microbubble generating device structure is complicated, and some need the water pump to be supplementary, and the increase of extra energy consumption has reduced the use value of microbubble.

The prior art also designs the microbubble generating device which does not need an additional power device, but the design of the air inlet channel structure is not enough, and the air inlet channel structure mainly has the defects of complex processing technology, high cost, higher assembly difficulty, inconvenient disassembly and assembly, difficulty in controlling the consistency and stability of air inlet flow and the like.

Disclosure of Invention

The utility model aims at providing a microbubble generator which can generate high-concentration microbubble water only by utilizing the water pressure of a municipal pipe network without power input, and has simple structure, convenient assembly and disassembly, high stability and low price; moreover, the air inlet flow is convenient to control, and the stability and consistency are high. The terminal is very suitable for municipal terminals such as public places, families, hotels and the like.

The utility model adopts the following technical proposal:

a micro-bubble generating device comprises a water inlet part 1 and a water outlet part 2; an annular cushion is fixedly arranged between the water inlet part 1 and the water outlet part 2, and the outer diameter of the annular cushion is positioned in the range of the liquid channel corresponding to the water inlet part and the water outlet part.

Preferably, the annular pad is an annular pad 3.

Preferably, the water inlet part 1 is cylindrical, one end of the water inlet part is a joint connected with a water supply pipeline, and the other end of the water inlet part is provided with at least one first liquid channel 12 in the radial range of the joint; the axial inner diameter of the first liquid channel 12 along the water flow direction is constant or gradually decreased; the water outlet part 2 is cylindrical, the front end of the water outlet part is opposite to the surface of one section of the water inlet part 1, the rear end of the water outlet part is a water outlet, and second liquid channels 27 which are coaxial and in one-to-one correspondence with the first liquid channels 12 of the water inlet part are arranged in the radial range of the water outlet at the front end; the minimum inner diameter of the second liquid passage 27 is larger than the inner diameter of the end of the first liquid passage 12, and the axial inner diameter of the second liquid passage 27 along the water flow direction is constant or gradually increased; at least one layer of screen is arranged in the water outlet, and water flowing out through the second liquid channel 27 vertically impacts on the screen.

Preferably, the annular pad is 3-100 microns thick and made of metal, and has the function that when the surfaces of the water inlet part and the water outlet part are tightly connected, an air inlet space with the height of 3-100 microns is formed between the two surfaces without the metal foil; an air channel is arranged inside or between the water inlet part 1 and the water outlet part 2, so that the air inlet space is communicated with the atmosphere.

Preferably, the direct connection between the surfaces of the water inlet part 1 and the water outlet part 2 is tightly connected through one or more of a threaded connection, a through threaded connection, an interference fit connection and a flange connection.

Furthermore, the water inlet part 1 and the water outlet part 2 are also provided with limiting structures, and the limiting structures enable the second liquid channels 27 of the water outlet part to correspond to the first liquid channels 12 of the water inlet part one by one.

Preferably, the water inlet part and the water outlet part are also provided with fixing or limiting parts of the annular cushion part for fixing or limiting the annular cushion part.

Furthermore, the main body of the screen is made of stainless steel, and a rubber ring is arranged on the periphery of the screen.

Furthermore, the water inlet part and the water outlet part adopt threaded interfaces, and the outer side of the screen is also provided with a baffle ring, so that a plurality of screens are fixed in the water outlet part 2.

Furthermore, the mesh number of the screen is 25-200 meshes.

The beneficial effects of the utility model reside in that:

1) the micro-bubble water with higher concentration can be generated only by utilizing the water pressure of a municipal pipe network without power input, and meanwhile, the micro-bubble water generating device is simple in structure, convenient to disassemble and assemble, high in stability and low in price;

2) the air inlet flow is convenient to control, and the stability and consistency are high;

3) the annular cushion piece is preferably an annular aluminum foil, the outer diameter of the annular cushion piece is positioned in the range of the liquid channel corresponding to the water inlet part and the water outlet part, the annular aluminum foil with different thicknesses can be replaced, so that the size of the air inlet flow can be adjusted, meanwhile, the liquid channel corresponding to the water inlet part and the water outlet part is not influenced, and the design is ingenious;

4) the terminal is very suitable for municipal terminals such as public places, families, hotels and the like.

Drawings

Fig. 1 is a schematic view of a water outlet portion.

Fig. 2 is a schematic view of the water outlet portion from another perspective.

Fig. 3 is a schematic view of a water intake portion.

Fig. 4 is a schematic view of the water inlet portion from another perspective.

Figure 5 is an exploded cross-sectional view of the water inlet portion, the water outlet portion, and the annular gasket.

Fig. 6 is an exploded view of the microbubble generator according to the present invention.

Fig. 7 is a sectional view of the microbubble generator of the present invention.

In the figure, 1, a water inlet part, 2, a water outlet part, 3, an annular cushion part, 4, a retaining ring, 5, a filter screen, 6162, a retaining ring, 717273, a screen mesh, 89 screws and 10 elastic cushions;

11. the water inlet pipe comprises an external thread, 16 parts of a water inlet end face, 12 parts of a first channel, 17 parts of an end face, 18 parts of a boss, 13 parts of an internal thread, 14 parts of a through hole and 15 parts of an internal surface;

21. outer surface, 22 end face, 2323 inner surface, 24 inner surface, 25 through hole, 26 threaded hole, 27 second passage.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-7, a micro-bubble generating device includes a water inlet part 1, a water outlet part 2; an annular cushion is fixedly arranged between the water inlet part 1 and the water outlet part 2, and the outer diameter of the annular cushion is positioned in the range of the liquid channel corresponding to the water inlet part and the water outlet part.

In this embodiment, referring to fig. 5 and 6, the annular cushion member is an annular cushion member 3.

Specifically, referring to fig. 6-7, the water inlet portion 1 is cylindrical, one end of the water inlet portion is a joint connected with a water supply pipeline, and the other end of the water inlet portion is provided with at least one first liquid channel 12 in the radial range of the joint; the axial inner diameter of the first liquid channel 12 along the water flow direction is constant or gradually decreased; the water outlet part 2 is cylindrical, the front end of the water outlet part is opposite to the surface of one section of the water inlet part 1, the rear end of the water outlet part is a water outlet, and second liquid channels 27 which are coaxial and in one-to-one correspondence with the first liquid channels 12 of the water inlet part are arranged in the radial range of the water outlet at the front end; the minimum inner diameter of the second liquid passage 27 is larger than the inner diameter of the end of the first liquid passage 12, and the axial inner diameter of the second liquid passage 27 along the water flow direction is constant or gradually increased; at least one layer of screen is arranged in the water outlet, and water flowing out through the second liquid channel 27 vertically impacts on the screen.

In this embodiment, the thickness of the annular pad is 3-100 microns, and the annular pad is made of metal, and the annular pad has the function that when the surfaces of the water inlet part and the water outlet part are tightly connected, an air inlet space with the height of 3-100 microns is formed between the two surfaces without the metal foil; an air channel is arranged inside or between the water inlet part 1 and the water outlet part 2 to enable the air inlet space to be communicated with the atmosphere, as shown in fig. 7, it should be noted that the annular pad member in fig. 7 is not specifically shown due to the thin thickness, but the air inlet channel is shown, and the person skilled in the art can not understand the air channel.

In this embodiment, as shown in fig. 6 and 7, the direct connection between the surfaces of the water inlet part 1 and the water outlet part 2 is tightly connected by one or more of a screw connection, a through screw connection, an interference fit connection and a flange connection.

In this embodiment, the water inlet portion 1 and the water outlet portion 2 are further provided with a limiting structure, and the limiting structure enables the second liquid channel 27 of the water outlet portion to correspond to the first liquid channel 12 of the water inlet portion in a one-to-one manner, as shown in fig. 7.

In this embodiment, the water inlet part and the water outlet part are further provided with fixing or limiting parts of the annular cushion part for fixing or limiting the annular cushion part. This is not shown in the drawings, but does not affect the understanding and implementation of those of ordinary skill in the art.

In this embodiment, the main body of the screens 71, 72, 73 is stainless steel with a rubber ring around the screen, as shown in fig. 6.

In this embodiment, the water inlet part and the water outlet part both adopt threaded interfaces, and a baffle ring 4 is arranged outside the screen, so that a plurality of screens are fixed in the water outlet part 2.

In this embodiment, the mesh size of the screen is in the range of 25 mesh to 200 mesh.

During the use, to assemble microbubble generating device and be connected with the inlet channel through internal thread interface 11, rivers are behind first liquid channel 12, get into second liquid channel 27 behind the junction of the terminal surface of the part of intaking and play water part, according to ejector principle, form the negative pressure in the junction, outside air passes through inlet channel, because the existence of annular backing member 3, produce a tiny gap between the part of intaking and the part of intaking, the air current can be inhaled second liquid channel 27 by the negative pressure, pass through screen cloth 71, 72, 73 afterwards, by the broken fine bubble that becomes.

The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements on the above embodiments without departing from the general concept of the present invention, and these changes or improvements should fall within the scope of the present invention.

Claims (9)

1. A microbubble generation device characterized in that:

comprises a water inlet part (1) and a water outlet part (2);

an annular cushion piece is fixedly arranged between the water inlet part (1) and the water outlet part (2), and the outer diameter of the annular cushion piece is positioned in the range of the liquid channel corresponding to the water inlet part and the water outlet part;

when the surfaces of the water inlet part and the water outlet part are tightly connected, an air inlet space is formed at the position of the cushion piece between the two surfaces; an air channel is arranged inside or between the water inlet part (1) and the water outlet part (2) to lead the air inlet space to be communicated with the atmosphere.

2. The microbubble generation apparatus as claimed in claim 1, wherein:

the water inlet part (1) is cylindrical, one end of the water inlet part is a connector connected with a water supply pipeline, and the other end of the water inlet part is provided with at least one first liquid channel (12) in the radial range of the connector; the axial inner diameter of the first liquid channel (12) along the water flow direction is constant or gradually decreased;

the water outlet part (2) is cylindrical, the front end of the water outlet part is opposite to the surface of one section of the water inlet part (1), the rear end of the water outlet part is a water outlet, and second liquid channels (27) which are coaxial and in one-to-one correspondence with the first liquid channels (12) of the water inlet part are arranged in the radial range of the water outlet at the front end; the minimum inner diameter of the second liquid passage (27) is larger than the inner diameter of the tail end of the first liquid passage (12), and the axial inner diameter of the second liquid passage (27) along the water flow direction is constant or gradually increased; at least one layer of screen is arranged in the water outlet, and water flowing out through the second liquid channel (27) vertically impacts on the screen.

3. The microbubble generation apparatus as claimed in claim 1, wherein: the annular cushion piece is 3-100 microns thick and made of metal, and has the function that when the surfaces of the water inlet part and the water outlet part are tightly connected, an air inlet space with the height of 3-100 microns is formed at the part without the metal foil between the two surfaces; an air channel is arranged inside or between the water inlet part (1) and the water outlet part (2) to lead the air inlet space to be communicated with the atmosphere.

4. The microbubble generation apparatus as claimed in claim 1, wherein: the surfaces of the water inlet part (1) and the water outlet part (2) are directly connected and tightly connected in one or more forms of mutual threaded connection, penetrating threaded connection, interference fit connection and flange connection.

5. The microbubble generation apparatus as claimed in claim 2, wherein: the water inlet part (1) and the water outlet part (2) are also provided with limiting structures, and the limiting structures enable the second liquid channels (27) of the water outlet part to be in one-to-one correspondence with the first liquid channels (12) of the water inlet part.

6. The microbubble generation apparatus as claimed in claim 1, wherein: the water inlet part and the water outlet part are also provided with fixing or limiting parts of the annular pad parts for fixing or limiting the annular pad parts.

7. The microbubble generation apparatus as claimed in claim 2, wherein: the main body of the screen is made of stainless steel, and the periphery of the screen is provided with a rubber ring.

8. The microbubble generation apparatus as claimed in claim 2, wherein: the water inlet part and the water outlet part adopt threaded interfaces, and the outer side of the screen is also provided with a baffle ring, so that a plurality of screens are fixed in the water outlet part (2).

9. The microbubble generation apparatus as claimed in claim 2, wherein: the mesh range of the screen is 25 meshes to 200 meshes.

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