WO2021179436A1

WO2021179436A1 - Micro-nano bubble former

Info

Publication number: WO2021179436A1
Application number: PCT/CN2020/091305
Authority: WO
Inventors: 田松; 蔡木华; 张婷婷
Original assignee: 上海捷乔纳米科技有限公司
Priority date: 2020-03-11
Filing date: 2020-05-20
Publication date: 2021-09-16
Also published as: CN211837316U

Abstract

A micro-nano bubble former, comprising: a housing (21) provided with a liquid pressurizing hole (211) and a gas intake hole (213); a filter screen (22) arranged on the housing (1) and arranged in a blocking manner on an outer side of the liquid pressurizing hole (211); a gas control piece (23) arranged in the housing (21) and provided with a liquid intake passage (231) which is in communication with the liquid pressurizing hole (211); and a cutting structure (24) arranged in the housing (21), wherein one end portion of the cutting structure (24) abuts against the gas control piece (23) and forms a gas-liquid accommodation space (241), the other end portion of the cutting structure (24) is provided with a gas-liquid outlet (242), the cutting structure (24) is provided, at a position near the gas-liquid outlet (242), with a cutting mesh (243), and bubbles in liquid are cut, by means of the cutting mesh (243), to form micro-nano bubbles.

Description

Micro nano bubble bubbler

Technical field

The utility model relates to a micro-bubble generating device, in particular to a micro-nano bubble bubbler.

Background technique

With the gradual development of society, people's quality of life continues to improve, and they pay more and more attention to health problems. Because the diameter of micro-nano bubbles is very small, they have good effects on vegetable cleaning, healthy bathing, wastewater treatment, and sterilization. They are widely used in aquaculture, agriculture, forestry, medical industry, etc., based on traditional aerators. It can play a role in preventing splashing, and most of the devices with micro-bubble function need to be used in conjunction with a pressure pump, which brings great inconvenience to the installation environment and usage scenarios. Therefore, it is necessary to provide a micro-nano bubble bubbler that is simple to manufacture and easy to use.

Utility model content

The purpose of the utility model is to overcome the defects of the prior art, provide a micro-nano bubble bubbler, and solve the problem that the existing bubbler needs to be used in conjunction with a pressure pump, which brings inconvenience to the installation environment and usage scenarios.

The technical solutions to achieve the above objectives are:

The utility model provides a micro-nano bubble bubbler, which includes:

A housing having opposite first and second ends, a liquid pressurizing hole is provided at the first end of the housing, an accommodating space is formed inside the housing, and the housing The side part is provided with an air inlet communicating with the accommodating space;

A gas control piece placed in the accommodating space of the housing, the gas control piece is provided with a liquid inlet channel communicating with the liquid pressurizing hole, and the side of the gas control piece blocks the air inlet hole And an air inlet channel is formed corresponding to the air inlet hole, and the air inlet channel is in communication with the liquid inlet channel, and when liquid flows in the liquid inlet channel, a negative pressure is formed and flows from the inlet The air passage and the air inlet hole suck in outside air to form bubbles in the liquid; and

A cutting structure installed at the second end of the casing and placed in the accommodating space, one end of the cutting structure abuts against the air control piece, and forms a gas-liquid accommodating space, The other end of the cutting structure is provided with a gas-liquid outlet, and the cutting structure is provided with a cutting net near the gas-liquid outlet, and the bubbles in the liquid are cut by the cutting net to form micro-nano bubbles.

The micro-nano bubble bubbler provided by the utility model has the characteristics of simple structure and convenient use. The shell can be directly installed on the faucet or water pipe. When water is used, the water enters into the inlet through the liquid pressurizing hole to achieve the pressurization effect. Liquid channel, through the liquid inlet channel, negative pressure is formed to suck in the outside air from the air inlet channel and the air inlet hole, and the air is mixed into the water to form large bubbles. The large bubbles are then cut through the cutting mesh to form micro-nano bubbles, which are mixed in the water. Micro-nano bubbles can be used for washing vegetables and bathing.

The further improvement of the micro-nano bubble bubbler of the present invention is that there are multiple cutting nets arranged in the cutting structure, and an isolation ring is arranged between two adjacent cutting nets.

The further improvement of the micro-nano bubble bubbler of the present invention is that the cutting structure is a columnar structure, and the outer periphery is provided with a thread;

The inside of the housing is provided with matching threads;

The cutting structure is screwed and connected with the housing.

The further improvement of the micro-nano bubble bubbler of the present invention is that the inner hollow of the cutting structure is used to install the cutting net;

The end of the gas-liquid outlet on the cutting structure partially protrudes inward to form a clamping table, and the cutting net is attached to the clamping table.

A further improvement of the micro-nano bubble bubbler of the present invention is that the cutting net is provided with a fixing ring supported between the air control sheet and the corresponding cutting net.

A further improvement of the micro-nano bubble bubbler of the present invention is that the gas-control sheet is provided with a gas-liquid mixing space communicating with the liquid inlet channel and the gas-liquid containing space, and the gas-liquid mixing The size of the end of the space communicating with the liquid inlet channel is smaller than the end of the space communicating with the gas-liquid containing space.

The further improvement of the micro-nano bubble bubbler of the present invention lies in that a sealing gasket is connected to the first end of the casing, and a filter screen is arranged on the sealing gasket to block the liquid pressurizing hole.

A further improvement of the micro-nano bubble bubbler of the present invention is that an annular groove is provided on the end surface at the first end of the casing;

An annular clamping table is provided on the corresponding end surface of the sealing gasket, and the annular clamping table is inserted into the annular clamping groove to realize the connection between the sealing gasket and the housing.

The further improvement of the micro-nano bubble bubbler of the present invention is that the end surface of the gas control sheet is in contact with the part of the shell around the liquid pressurizing hole, and the end surface of the gas control sheet is provided with There are several air inlet grooves, and the air inlet grooves are communicated with the liquid inlet channel.

A further improvement of the micro-nano bubble bubbler of the present invention lies in that the outer periphery of the shell close to the first end is provided with a threaded connection part.

Description of the drawings

Figure 1 is a cross-sectional view of the micro-nano bubble bubbler of the present invention in working state.

Figure 2 is a schematic diagram of the explosive decomposition structure of the micro-nano bubble bubbler of the present invention.

Fig. 3 is a schematic diagram of the end surface of the first end of the micro-nano bubble bubbler of the present invention with the sealing gasket and the filter screen removed.

Figure 4 is a schematic view of the end surface of the second end of the micro-nano bubble bubbler of the present invention.

Figure 5 is a side view of the micro-nano bubble bubbler of the utility model with the sealing gasket and filter screen removed.

Fig. 6 is a schematic diagram of the three-dimensional structure of the micro-nano bubble bubbler of the present invention with the sealing gasket and the filter screen removed.

Detailed ways

The present utility model will be further described below in conjunction with the drawings and specific embodiments.

Referring to Figure 1, this utility model provides a micro-nano bubble bubbler, suitable for domestic water. It can be directly connected to a domestic water pipe or connected to a faucet, so as to add micro-nano bubbles to the water used, using the diameter level The tiny micro-nano bubbles play a sterilizing role, and have the advantages of simple structure and convenient use. The structure of the micro-nano bubble bubbler of the present invention will be described below with reference to the accompanying drawings.

Refer to Fig. 1, which shows a cross-sectional view of the micro-nano bubble bubbler of the present invention in a working state. Participate in Figure 2, which shows the schematic diagram of the explosive decomposition structure of the micro-nano bubble bubbler of the present invention. In the following, the micro-nano bubble bubbler of the present invention will be described with reference to FIG. 1 and FIG. 2.

As shown in Figures 1 and 2, the micro-nano bubble bubbler of the present invention includes a shell 21, a gas control sheet 23, and a cutting structure 24. The shell 21 has a first end 21a and a second end 21b opposite to each other. The first end 21a of the housing 21 is provided with a liquid pressurizing hole 211, and the liquid enters the housing 21 from the liquid pressurizing hole 211. The liquid pressurizing hole 211 is used to pressurize the liquid to provide liquid The flow rate. An accommodating space 212 is formed inside the housing 21. The side of the housing 21 is provided with an air inlet 213 communicating with the accommodating space 212. It can enter the accommodating space 212 from the air inlet 213. The air control piece 23 is placed in the accommodating space 212 of the housing 21. The air control piece 23 is provided with a liquid inlet passage 231 communicating with the liquid pressurizing hole 211, and the side of the air control piece 23 blocks the air inlet 213 In addition, an air inlet passage 25 is formed corresponding to the air inlet hole 213, and the air inlet passage 25 is connected to the liquid inlet channel 231, and when liquid flows into the liquid inlet channel 231, a negative pressure is formed and flows from the air inlet passage 25 and The air inlet 213 sucks in outside air to form bubbles in the liquid, and the outside air sucked in by the negative pressure is mixed into the liquid to form bubbles, but the bubbles formed at this time are relatively large. The cutting structure 24 is installed on the second end 21b of the housing 21 and placed in the accommodating space 212. The gas-liquid accommodating space 241 is provided at one end of the cutting structure 24 close to the gas-control plate 23, and the gas-liquid accommodating space 241 communicates with the liquid inlet channel 231 of the gas-control plate 23, and the gas and liquid at the liquid inlet channel 231 are mixed The liquid will enter the gas-liquid accommodating space 241; the other end of the cutting structure 24 is provided with a gas-liquid outlet 242, and the cutting structure 24 is provided with a cutting net 243 near the gas-liquid outlet 242. The bubbles are cut to form micro-nano bubbles.

Preferably, the liquid passed into the housing 21 is water, especially domestic water. Of course, the liquid can also be other liquids with fluidity. The micro/nano bubble bubbler of the present invention can mix micro/nano bubbles in the liquid. When used for domestic water, the first end of the shell of the micro-nano bubble bubbler of the present invention can be directly connected with a water pipe or a faucet, and the water enters the shell through the pipeline, and the pressurizing effect is achieved through the liquid pressurizing hole , Thereby increasing the flow rate of water flowing into the liquid inlet channel 231 to form a high-speed and high-pressure water column. Air is sucked into the liquid inlet channel 231 from the air inlet passage 25 and the air inlet hole 213, so that the outside air is mixed with water, and bubbles are generated in the water. The water with bubbles further flows into the gas-liquid mixing space 232, and then cuts the bubbles through the cutting net 243, so that the bubbles become micro-nano bubbles. The water mixed with micro-nano bubbles flows out from the gas-liquid outlet 242 and can be used for washing vegetables, bathing, and the like.

In a specific embodiment of the present invention, as shown in FIGS. 1 and 2, there are multiple cutting nets 243 provided in the cutting structure 24, and a spacer 246 is provided between two adjacent cutting nets 243 The spacer 243 is provided to make a certain distance between two adjacent cutting nets 243, so that the mixed air bubbles in the liquid can realize layer-by-layer decompression cutting. Preferably, as shown in FIG. 4, the cutting net 243 is provided with a plurality of through holes, and the aperture of the through holes is set according to the required diameter of the micro-nano bubbles. Where there are a plurality of cutting nets 243, the diameter of the through holes of the cutting net 243 can be successively reduced along the direction of liquid flow, so as to realize the gradual cutting of the bubbles into the required micro-nano level. Setting a plurality of cutting nets at intervals can effectively cut air bubbles, and will not cause multi-layer overlap to form resistance and cause liquid to flow back and prevent air from being brought in.

Preferably, the isolation ring 246 can be fixedly connected to the corresponding cutting net 243. It can also be directly sandwiched between two adjacent cutting nets 243.

Further, the cutting structure 24 is a columnar structure, and the outer circumference is provided with threads; correspondingly, the inside of the housing 21 is provided with matching threads, and the cutting structure 24 is screwed to the housing 21. Specifically, the end face of the second end 21b of the housing 21 has an opening, and the cutting structure 24 extends from the opening into the accommodating space 212 of the housing 21, and is screwed to the housing 21 until the cutting structure 24 The end of the cutting structure 24 abuts against the air control plate 23, as shown in FIG. 5 and FIG.

Furthermore, the inside of the cutting structure 24 is hollow for installing a cutting net; the end of the cutting structure 24 where the gas-liquid outlet 242 is partially protruded inward to form a clamping table 245, which is located in the cutting structure 24 The part formed with a mounting surface perpendicular to the side wall of the cutting structure 24, the cutting net 243 installed in the cutting structure 24 is attached to the card table 245, that is, the cutting net 243 is attached to the mounting surface. When there are a plurality of cutting nets 243, the cutting net 243 arranged close to the gas-liquid outlet 242 is placed on the clamping table 245 and is attached to the mounting surface.

Furthermore, the cutting net 24 is provided with a fixing ring 247 supported between the air control piece 23 and the corresponding cutting net 243. The cutting net 243 is pressed and fixed by the fixing ring 247 to prevent the cutting net 243 from shaking. When there is a cutting net 243, the fixing ring 247 directly presses the cutting net 243 on the clamping table 245. When there are a plurality of cutting nets 243, the fixing ring 247 abuts the cutting net 243 arranged near the gas-liquid mixing space 232, and then cooperates with the plurality of spacer rings 246 and the clamping table 245 to fix the plurality of cutting nets 243. In the example shown in FIG. 1, the cutting net 243 is provided with three lanes.

In a specific embodiment of the present invention, the gas control plate 23 is provided with a gas-liquid mixing space 232 communicating with the liquid inlet channel 231 and the gas-liquid containing space 241, and the gas-liquid mixing space 232 communicates with the liquid inlet channel 231 The size of one end of φ is smaller than the one end communicating with the gas-liquid containing space 241. The air control piece 23 is placed in the accommodating space 212 of the housing 21, and the end of the air control piece 23 is attached to the part of the housing 21 around the liquid pressurizing hole 211. Preferably, the air control piece 23 A number of air inlet grooves are opened on the end surface of the air inlet groove, and the air inlet channel 25 is formed by the air inlet groove. The intake passage 25 is also formed, so that the outside air can enter the connection between the liquid boosting hole 211 and the liquid intake passage 231 from the intake hole 213 and the intake passage 25. The diameter of the liquid inlet channel 231 on the air control plate 23 is larger than the diameter of the liquid pressurizing hole 211. The air control plate 23 is fixed in the housing 21 by a cutting structure 24, and the cutting structure 24 is screwed to the housing 21 to resist the air control plate 23, thereby realizing the fixing of the air control plate 23.

In a specific embodiment of the present invention, as shown in FIGS. 1 and 3, a sealing gasket 26 is connected to the first end 21a of the housing 21, and the sealing gasket 26 is provided with a liquid pressurizing hole. The outer filter screen 22 is installed at the first end 21a of the housing 21. The filter screen 22 is blocked on the outside of the liquid pressurizing hole 211, so that the incoming liquid is filtered by the filter screen 22 first, and then After entering the liquid pressurizing hole 211. The gasket 26 plays a role of sealing. When the first end 21a of the housing 21 is connected to the water supply pipeline, the gasket 26 can play a role of sealing and stopping water. Preferably, the sealing gasket 26 has an annular structure with a through hole 261 inside, and the filter screen 22 is blocked at the through hole 261. A large amount of water is passed into the pressure hole, and when a large amount of water enters the smaller liquid pressure increasing hole, a fine water column is formed to achieve the pressure increase effect, and the water pressure and speed are increased.

Further, as shown in FIGS. 1 and 2, an annular groove 214 is provided on the end surface at the first end 21a of the housing 21;

An annular clamping table 262 is provided on the corresponding end surface of the sealing gasket 26, and the annular clamping table 262 is inserted into the annular clamping groove 214 to realize the connection between the sealing gasket 26 and the housing 21. Preferably, the sealing gasket 26 has a flexible structure, and the annular clamping table 262 and the annular clamping groove 214 have an interference fit.

Furthermore, the elevation of the part of the end face at the first end 21a of the housing 21 in the annular groove 214 is lower than the elevation of the part outside the annular groove 214; the filter screen 22 is provided on the sealing gasket 26. In this way, there is a certain distance between the filter screen 22 and the end surface of the housing 21, and when the liquid passes through the through hole 261 of the gasket 26, it is filtered through the filter screen 22. Preferably, the filter screen 22 is blocked in the through hole 261 of the sealing gasket 26, and the surrounding part of the filter screen 22 is embedded in the sealing gasket 26.

In a specific embodiment of the present invention, as shown in FIGS. 2, 5 and 5, the housing 21 is provided with a threaded connection portion 215 near the outer periphery of the first end portion 21 a. The threaded connection part 215 is used to connect a water supply pipe or a water tap. The outer periphery of the housing 21 is provided with a ring of grooves close to the threaded connection portion 215, and an air inlet 213 is provided in the groove.

The utility model has been described in detail above in conjunction with the embodiments of the drawings, and those of ordinary skill in the art can make various changes to the utility model based on the above description. Therefore, certain details in the embodiments should not constitute a limitation to the utility model, and the utility model will take the scope defined by the appended claims as the protection scope of the utility model.

Claims

A micro-nano bubble bubbler, which is characterized in that it comprises:

A housing having opposite first and second ends, a liquid pressurizing hole is provided at the first end of the housing, an accommodating space is formed inside the housing, and the housing The side part is provided with an air inlet communicating with the accommodating space;

A gas control piece placed in the accommodating space of the housing, the gas control piece is provided with a liquid inlet channel communicating with the liquid pressurizing hole, and the side of the gas control piece blocks the air inlet hole And an air inlet channel is formed corresponding to the air inlet hole, and the air inlet channel is in communication with the liquid inlet channel, and when liquid flows in the liquid inlet channel, a negative pressure is formed and flows from the inlet The air passage and the air inlet hole suck in outside air to form bubbles in the liquid; and

A cutting structure installed at the second end of the housing and placed in the accommodating space, one end of the cutting structure abuts against the air control piece, and a gas-liquid accommodating space is formed, The other end of the cutting structure is provided with a gas-liquid outlet, and the cutting structure is provided with a cutting net near the gas-liquid outlet, and the bubbles in the liquid are cut by the cutting net to form micro-nano bubbles.
The micro-nano bubble bubbler of claim 1, wherein there are multiple cutting nets arranged in the cutting structure, and a spacer ring is arranged between two adjacent cutting nets.
The micro-nano bubble bubbler according to claim 1 or 2, wherein the cutting structure is a columnar structure, and the outer circumference is provided with threads;

The inside of the housing is provided with matching threads;

The cutting structure is screwed and connected with the housing.
The micro-nano bubble bubbler of claim 1, wherein the inner hollow of the cutting structure is used to install the cutting net;

The end of the gas-liquid outlet on the cutting structure partially protrudes inward to form a clamping table, and the cutting net is attached to the clamping table.
The micro-nano bubble bubbler of claim 1, wherein the cutting net is provided with a fixing ring supported between the air control sheet and the corresponding cutting net.
The micro-nano bubble bubbler of claim 1, wherein the gas control sheet is provided with a gas-liquid mixing space communicating with the liquid inlet channel and the gas-liquid containing space, so The size of one end of the gas-liquid mixing space communicating with the liquid inlet channel is smaller than the size of the end communicating with the gas-liquid containing space.
The micro-nano bubble bubbler of claim 1, wherein a sealing gasket is connected to the first end of the housing, and a sealing gasket is provided on the sealing gasket to block the liquid pressurizing hole. Filter.
8. The micro-nano bubble bubbler of claim 7, wherein an annular groove is provided on the end surface at the first end of the housing;

An annular clamping table is provided on the corresponding end surface of the sealing gasket, and the annular clamping table is inserted into the annular clamping groove to realize the connection between the sealing gasket and the housing.
The micro-nano bubble bubbler according to claim 1, wherein the end surface of the gas control sheet is attached to the part of the housing around the liquid pressurizing hole, and the gas control sheet A number of air inlet grooves are opened on the end surface of the air inlet, and the air inlet grooves are communicated with the liquid inlet channel.
The micro-nano bubble bubbler of claim 1, wherein the outer periphery of the housing close to the first end portion is provided with a threaded connection portion.