阅读说明：本技术 微纳米气泡发生器 (Micro-nano bubble generator ) 是由 许小红 张波 张从洋 吴春笃 于 2021-09-07 设计创作，主要内容包括：本发明属于环保设备技术领域,公开了一种微纳米气泡发生器,包括水泵、气液自吸输入组件、气液混合罐、释放头组件。水泵输入端连接气液自吸输入组件,水泵输出端连接气液混合罐的弯头,气液自吸输入组件引入的气体和液体在混合罐内混合,混合后气液混合体通过释放头组件产生微纳米气泡。所述微纳米气泡发生器无需外部气体供给装置,结构简单,通过自身部件的结构和位置配合可实现气液混合溶解,多次增压、切割、释压产生数量丰富、均匀稳定的微纳米气泡,极大地降低了成本。(The invention belongs to the technical field of environment-friendly equipment, and discloses a micro-nano bubble generator which comprises a water pump, a gas-liquid self-absorption input assembly, a gas-liquid mixing tank and a release head assembly. The input end of the water pump is connected with the gas-liquid self-suction input assembly, the output end of the water pump is connected with the elbow of the gas-liquid mixing tank, gas and liquid introduced by the gas-liquid self-suction input assembly are mixed in the mixing tank, and the mixed gas-liquid mixture body generates micro-nano bubbles through the release head assembly. The micro-nano bubble generator does not need an external gas supply device, is simple in structure, can realize gas-liquid mixing and dissolving through the structure and position matching of self parts, generates rich, uniform and stable micro-nano bubbles through multiple pressurization, cutting and pressure release, and greatly reduces the cost.)

1. The micro-nano bubble generator is characterized by comprising a water pump (1), a gas-liquid self-suction input assembly (2), a gas-liquid mixing tank (3) and a release head assembly (4); the input end of the water pump (1) is connected with the gas-liquid self-suction input assembly (2), the output end of the water pump (1) is connected with an elbow (31) of the gas-liquid mixing tank (3), gas and liquid introduced by the gas-liquid self-suction input assembly (2) are mixed in the gas-liquid mixing tank (3), and the mixed gas-liquid mixture generates micro-nano bubbles through the release head assembly (4);

the gas-liquid self-absorption input assembly (2) is provided with a gas transmission regulating valve (21);

the elbow (31) at the lower side of the gas-liquid mixing tank (3) is connected with a water pump, the elbow (31) extends into the center of the gas-liquid mixing tank (3), the outlet of the elbow (31) faces to a left end plate (34) of the gas-liquid mixing tank (3), and the upper side of the gas-liquid mixing tank (3) is provided with an exhaust valve (32);

the right end plate (35) of the gas-liquid mixing tank (3) is centrally welded with a release head assembly (4), spray holes are evenly distributed on the periphery of an outer sleeve (41) of the welding release head assembly (4), the spray holes are opposite to a ring groove of a pressurizing plug (42), the pressurizing plug is pressed at the threaded end of an outlet pagoda head (43) of the release head assembly (4), gas-liquid mixed fluid is pressurized and mixed in the space, and then the pressure is released through a narrow notch at the threaded end of the outlet pagoda head (43) to release micro-nano bubbles.

2. The micro-nano bubble generator according to claim 1, wherein the gas transmission regulating valve (21) is in threaded connection with the inlet pagoda head (24) and the water pump (1) through a tee 22.

3. The micro-nano bubble generator according to claim 1, wherein the exhaust valve (32) is in threaded connection with the upper end of the gas-liquid mixing tank (3) and is positioned coaxially with the vertical part of the elbow (31).

4. The micro-nano bubble generator according to claim 1, wherein the lower end of the elbow (31) is in threaded connection with the water pump (1), and the water outlet of the elbow (31) is opposite to the left end plate (34) of the gas-liquid mixing tank (3).

5. The micro-nano bubble generator according to claim 1, wherein an inner diameter D of an outer sleeve (41) of the releasing head assembly (4) is equal to an outer diameter D + 0.5-1.5 mm of the pressurizing plug (42), spray holes D1 are uniformly distributed on the outer sleeve (41) and are equal to 0.1-0.15D, a ring groove r of the pressurizing plug (42) is equal to 0.2-0.3D, a thread segment length of the outlet pagoda head (43) is t, a narrow notch width D2 is equal to 0.1-0.15D, and a narrow notch depth t1 is equal to 0.1-0.2 t.

Technical Field

The invention belongs to the technical field of environment-friendly equipment, and particularly relates to a micro-nano bubble generator.

Background

The micro-nano bubbles are bubbles with diameters ranging from tens of micrometers to hundreds of nanometers when the bubbles occur, are between the micro-bubbles and the nano-bubbles, and have physical and chemical properties which are not possessed by the conventional bubbles, such as: large specific surface area, slow rising speed, high gas dissolution rate, high interface potential, free radical generation and the like. Because the micro-nano bubbles have higher gas-liquid mass transfer efficiency and can generate hydroxyl radicals with strong oxidizing property, the attention of the micro-nano bubble technology in the field of environmental pollution control is increasing in recent years. Compared with other treatment technologies, the micro-nano bubble technology has good advantages and huge development prospects in the aspect of treating water environment pollution.

At present, micro-nano bubble technology is apart from really being in industrial application, still there is not few problem to wait for the solution urgently, mainly reflects in aspects such as current micro-nano bubble generating device structure complicacy, control requirement height, energy consumption are higher, stability is not enough to current micro-nano bubble generator's gas-liquid mixture stirring efficiency is not high, has the problem such as the bubble particle diameter is big, small in quantity, uneven distribution. Therefore, how to efficiently, stably and conveniently generate a large amount of micro-nano bubbles is a problem to be solved at present.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the micro-nano bubble generator which is simple in structure, does not need an external gas supply device and is high in micro-bubble generation efficiency.

The invention discloses a micro-nano bubble generator, which comprises a water pump, a gas-liquid self-absorption input assembly, a gas-liquid mixing tank and a release head assembly, wherein the gas-liquid self-absorption input assembly is arranged on the water pump; the water pump input end is connected with the gas-liquid self-suction input assembly through threads, the water pump output end is connected with an elbow of the gas-liquid mixing tank through threads, gas and liquid introduced by the gas-liquid self-suction input assembly are mixed in the gas-liquid mixing tank, and the mixed gas-liquid mixture body generates micro-nano bubbles through the release head assembly.

The gas transmission regulating valve is arranged on the gas-liquid self-absorption input assembly to regulate and control the input gas quantity;

the elbow at the lower side of the gas-liquid mixing tank is connected with a water pump, the elbow extends into the center of the gas-liquid mixing tank, the outlet of the elbow faces to the left end plate of the gas-liquid mixing tank, the upper side of the gas-liquid mixing tank is provided with an exhaust valve, and redundant unmixed gas is discharged in time;

and a release head assembly is welded in the center of the right end plate of the gas-liquid mixing tank, spray holes are uniformly distributed on the periphery of an outer sleeve of the welding release head assembly, the spray holes are opposite to the annular groove of the pressurizing plug, the pressurizing plug is pressed at the threaded end of the pagoda head at the outlet of the release head assembly, gas-liquid mixed fluid is pressurized and mixed in the space, and then the pressure is released through the narrow notch at the threaded end of the pagoda head at the outlet to release micro-nano bubbles.

Preferably, the gas transmission regulating valve is in threaded connection with the inlet pagoda head and the water pump through a tee joint, when the gas transmission regulating valve works, negative pressure formed by operation of the water pump sucks outside air and water simultaneously, the gas transmission regulating valve is closed firstly, and the gas transmission regulating valve can control air inflow of an inlet after water is stably discharged from the pump.

Preferably, the exhaust valve is in threaded connection with the upper end of the gas-liquid mixing tank, the position of the exhaust valve is coaxial with the vertical part of the elbow, the water outlet end of the elbow faces to the left end plate of the gas-liquid mixing tank, the exhaust valve is just started to be closed, and after the micro-nano bubble generator runs stably, the exhaust valve is opened to release part of gas which is not fully mixed and dissolved with water in the gas-liquid mixing tank.

Preferably, the lower end of the elbow is in threaded connection with the water pump, the water outlet of the elbow is opposite to the left end plate of the gas-liquid mixing tank, gas-liquid mixed fluid is initially mixed and stirred in the water pump and is pressed into the elbow, and the gas-liquid mixed fluid flows out of the elbow and then collides with the left end plate of the gas-liquid mixing tank 3 to realize mixing and stirring again.

Preferably, the inner diameter D of an outer sleeve of the releasing head assembly is equal to the outer diameter D + 0.5-1.5 mm of the pressurizing plug, the uniformly distributed injection holes D1 of the outer sleeve are equal to 0.1-0.15D, the groove r of the pressurizing plug ring is equal to 0.2-0.3D, the length of the thread section of the outlet pagoda head is t, the width D2 of the narrow notch is equal to 0.1-0.15D, and the depth t1 of the narrow notch is equal to 0.1-0.2 t.

When the air-conveying regulating valve and the air exhaust valve work, the air-conveying regulating valve and the air exhaust valve are closed firstly, the water pump is started, external air and water are sucked in at the same time by negative pressure formed by the operation of the water pump, mixed fluid stably flows out of the pagoda head to be discharged, and the air-conveying regulating valve is gradually enlarged; the gas-liquid mixed fluid is initially mixed and stirred in the water pump and is pressed into the elbow, flows out of the elbow and then collides with the left end plate of the gas-liquid mixing tank, so that the mixing and stirring are realized again; when the outlet pagoda head stably generates micro-nano bubbles, namely after the micro-nano bubble generator stably runs, the exhaust valve is opened to release part of gas which is not fully mixed and dissolved with water in the gas-liquid mixing tank, and pumped gas-liquid mixed fluid is subjected to multiple pressurizing mixing, cutting and pressure releasing through the micro-nano bubble generator to generate the micro-nano bubbles which are rich in quantity, uniform and stable.

In the technical scheme, the invention provides the following technical effects and advantages:

compared with the prior art, the micro-nano bubble generator has the advantages that the micro-nano bubble generator is simple in structure, an external gas supply device is not needed, manufacturing cost is greatly reduced, multiple mixing and cutting of gas and liquid are achieved through the structure and position design of the generator, and the generated micro-nano bubbles have the advantages of being large in quantity, small in particle size, uniform and stable and the like.

Drawings

FIG. 1 is a structural diagram of a micro-nano bubble generator according to the present invention;

FIG. 2 is a structural view (a) of a gas-liquid mixing portion of the present invention; BB cross-section (b);

FIG. 3 is a schematic diagram of the gas-liquid self-priming input assembly of the present invention;

FIG. 4 is a view of the structure of the releasing head assembly of the present invention (a), AA in section (b);

FIG. 5 is a schematic view of the water outlet pagoda head of the present invention;

FIG. 6 is a micro-nano bubble effect diagram in the embodiment.

Description of reference numerals: the device comprises a water pump 1, a gas-liquid self-suction input assembly 2, a gas-liquid mixing tank 3 and a release head assembly 4; a gas transmission regulating valve 21, a tee joint 22 and an inlet pagoda head 24; the elbow 31 of the gas-liquid mixing tank 3, the exhaust valve 32, the hoop 33, the left end plate 34 and the right end plate 35; outer sleeve 41, pressurizing plug 42, outlet pagoda head 43 and gasket 44.

Detailed Description

The invention is further described below with reference to the accompanying drawings. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention.

As shown in fig. 1, the invention discloses a micro-nano bubble generator, which comprises a water pump 1, a gas-liquid self-priming input assembly 2, a gas-liquid mixing tank 3 and a release head assembly 4; the input end of the water pump 1 is connected with the gas-liquid self-suction input assembly 2 through threads, the output end of the water pump 1 is connected with the elbow 31 of the gas-liquid mixing tank 3 through threads, gas and liquid introduced by the gas-liquid self-suction input assembly 2 are mixed in the gas-liquid mixing tank 3, and the mixed gas-liquid mixture body generates micro-nano bubbles through the release head assembly 4.

As shown in fig. 3, the gas-liquid self-priming input assembly 2 is provided with a gas transmission regulating valve 21 for regulating and controlling the input gas quantity; the gas transmission regulating valve 21 is in threaded connection with the inlet pagoda head 24 and the water pump 1 through a tee 22;

as shown in a and b of fig. 2, an elbow 31 at the lower side of the gas-liquid mixing tank is connected with a water pump and extends into the center of the gas-liquid mixing tank 3, the outlet of the elbow faces to a left end plate 34 of the gas-liquid mixing tank, an exhaust valve 32 is arranged at the upper side of the gas-liquid mixing tank, and redundant unmixed gas is discharged in time;

as shown in b of fig. 2, the center of the right end plate 35 of the gas-liquid mixing tank 3 is welded with the releasing head assembly 4, as shown in fig. 4, spray holes are uniformly distributed around an outer sleeve 41 of the welding releasing head assembly 4, the spray holes are opposite to a ring groove of a pressurizing plug 42, the pressurizing plug is pressed at the threaded end of an outlet pagoda head 43 of the releasing head assembly 4, gas-liquid mixed fluid is pressurized and mixed in the space, and then the pressure is released through a narrow notch at the threaded end of the outlet pagoda head 43 to release micro-nano bubbles.

The exhaust valve 32 is in threaded connection with the upper end of the gas-liquid mixing tank 3, the position of the exhaust valve is coaxial with the vertical part of the elbow 31, and the water outlet end of the elbow 31 faces to the left end plate 34 of the gas-liquid mixing tank 3;

the lower end of the elbow 31 is in threaded connection with the water pump 1, the water outlet of the elbow 31 is over against the left end plate 34 of the gas-liquid mixing tank 3, gas-liquid mixed fluid is initially mixed and stirred in the water pump 1 and is pressed into the elbow 31, flows out of the elbow 31 and then collides with the left end plate 34 of the gas-liquid mixing tank 3, and secondary mixing and stirring are realized;

according to the specific embodiment, the water pump is 220V, the power is 750W, the lift is 43 meters, the flow is 4 cubic meters per hour, the parts are assembled, the water pump 1 is started, the gas flow of the gas transmission regulating valve 21 is regulated to be 3 liters per minute, the micro-nano bubbles are stably generated at the outlet pagoda head 43, the exhaust valve 32 is opened, the actual effect is shown in figure 6, and the micro-nano bubbles stably stay for 5 minutes.

The above embodiments are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.