Micro-nano bubble aerator

Abstract

The utility model relates to the field of aquaculture equipment, and particularly discloses a micro-nano bubble aerator which is characterized in that a plurality of gas-liquid nozzles are arranged and the calibers of the gas-liquid nozzles are smaller and smaller, so that the flow speed of a gas-liquid mixture sprayed by the gas-liquid nozzles is faster and faster, and each gas-liquid nozzle is correspondingly provided with a gas crushing mechanism; and along with the acceleration of the flow speed of the gas-liquid mixture, the gas-liquid mixture is subjected to the shearing force action of the gas crushing mechanism for multiple times, so that the volume of the bubbles is gradually refined, the fusion effect with water is improved, the overall oxygen content of water is improved, the aquaculture effect can be effectively promoted, and the aquaculture effect is improved. In addition, bubble water formed after the bubbles and the water are fused can drive impurities and dirt in the water to float upwards in the floating process, so that the water body environment is convenient to clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of aquaculture equipment, especially relates to a micro - nanometer bubble aerator. BACKGROUND

[0002] The most important thing in aquaculture is to keep a certain oxygen supply of water body, and many water product death events are caused by insufficient oxygen supply, and keeping sufficient oxygen supply in water body is also helpful to the growth of water product and the change of its meat quality, so the water body suitable for aquaculture should meet the following requirements: 1, the water body has a certain flowability, keeps the water quality of aquaculture water stable; 2, has a certain water body oxygen coefficient; 3, the overall uniformity of water temperature of water body.

[0003] The common aquaculture oxygenation equipment at present is to adopt aerator to mix oxygen and water together to form micro - nanometer bubble and discharge into aquaculture pond, and the contrast file disclosed in the public number CN220223693U discloses a kind of aquaculture pond water treatment equipment, wherein the outlet of water pump is communicated with liquid inlet channel, the inlet of water pump is used to pump water, one end of air pipe is communicated with gas inlet channel, in use, water reaches micro - nanometer bubble generator through the outlet of water pump and liquid inlet channel, then gas is transported to micro - nanometer bubble generator through gas inlet channel, then gas and water are mixed in micro - nanometer bubble generator, finally, they are transported to aquaculture pond from mixing channel together, wherein in order to make gas mixed with water, gas is cut into bubble shape in central flow channel by water, and then mixed with water to form bubble water, but the gas cutting in contrast file is only sheared by water stamping to be cut into bubble, so the cutting efficiency is not high, and the bubble shape generated is also larger, so the oxygen content in bubble water formed is not high.

[0004] The technical problem to be solved by the present application is to design a micro - nanometer bubble aerator capable of improving the oxygen content of water body. UTILITY MODEL CONTENT

[0005] In order to overcome the shortcomings of the prior art, the utility model aims at providing a micro - nanometer bubble aerator capable of improving the oxygen content of water body.

[0006] The technical scheme adopted by the utility model is as follows: a micro - nanometer bubble aerator, comprising a water pump, the water pump is provided with an air pipe connected therewith, the water pump is provided with a gas-liquid mixing device connected therewith, one end of the gas-liquid mixing device is provided with a release nozzle, the gas-liquid mixing device comprises a plurality of gas-liquid nozzles arranged in sequence, the caliber of the gas-liquid nozzles gradually decreases in sequence, and each gas-liquid nozzle is provided with a gas breaking mechanism corresponding to the nozzle end for cutting gas into bubbles.

[0007] In some embodiments, the water pump and the gas-liquid mixing device are connected through a connecting pipe.

[0008] In some embodiments, the gas-liquid nozzle comprises a first nozzle, a second nozzle and a third nozzle, which are sequentially arranged and have gradually decreasing diameters, and the first nozzle is connected to one end of the connecting pipe.

[0009] In some embodiments, the gas-liquid mixing device further comprises a first gas mixing tank and a second gas mixing tank, which are sequentially arranged, and the jet end of the first nozzle corresponds to the inlet end of the first gas mixing tank.

[0010] In some embodiments, the gas breaking mechanism comprises a first gas breaking device, a second gas breaking device and a third gas breaking device, the first gas breaking device comprises a first guide cylinder and a first cutting plate arranged at one end of the first guide cylinder for cutting and breaking the gas, the first guide cylinder is arranged at the inlet end of the first gas mixing tank and communicates with the inside of the first gas mixing tank, and the first nozzle is arranged inside the first guide cylinder.

[0011] In some embodiments, the second gas breaking device comprises a second guide cylinder and a second cutting plate arranged at one end of the second guide cylinder for further cutting and breaking the gas, the second nozzle is arranged at the outlet end of the first gas mixing tank, the second guide cylinder is arranged at the inlet end of the second gas mixing tank and communicates with the inside of the second gas mixing tank, and the second nozzle is arranged inside the second guide cylinder.

[0012] In some embodiments, the third nozzle is arranged at the outlet end of the second gas mixing tank, the third gas breaking device comprises a third cutting plate for further cutting and breaking the gas, the third cutting plate corresponds to the third nozzle and is arranged inside the release nozzle, and the release nozzle is provided with a liquid outlet end.

[0013] In some embodiments, the release nozzle is fixedly connected to the second gas mixing tank, or

[0014] The release nozzle is threadedly connected to the second gas mixing tank.

[0015] In some embodiments, the gas pipe communicates with an external gas source.

[0016] In some embodiments, the first nozzle, the first guide cylinder and the first gas mixing tank are sequentially and airtightly connected, the first gas mixing tank, the second guide cylinder and the second gas mixing tank are sequentially and airtightly connected, and the first cutting plate, the second cutting plate and the third cutting plate are all in a mesh structure.

[0017] The utility model discloses a technical effect has as follows: through being provided with several gas -liquid nozzles in gas -liquid mixing device in proper order respectively, and the caliber of gas -liquid nozzle also gradually reduces in proper order, and the spout end of every gas -liquid nozzle corresponds to be equipped with gas breaking mechanism, so in working, water pump starts and draws water and gas into gas -liquid mixing device, utilizes gas -liquid nozzle and sprays water and gas simultaneously, at this time because every gas -liquid nozzle is equipped with gas breaking mechanism in front, so gas collides to gas breaking mechanism because of the pressure of water pump, and gas is refined into small bubble and mixes with water to form bubble water because of the shear force of gas breaking mechanism, and through being equipped with multiple gas -liquid nozzles and the caliber of gas -liquid nozzle is smaller and smaller, the flow rate of gas -liquid mixture that sprays from gas -liquid nozzle will be faster and faster, and every gas -liquid nozzle corresponds to be equipped with gas breaking mechanism, so with the flow rate of gas -liquid mixture accelerates, and then the shear force of gas breaking mechanism that gas -liquid mixture will receive multiple times, so the volume of bubble will be gradually refined, thereby the fusion effect with water will be improved, and then the oxygen content of whole water body is improved, can effectively promote the breeding effect of aquaculture. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is structural schematic diagram of micro - nanometer bubble aerator of the utility model;

[0019] Fig. 2 It is structural exploded schematic diagram of micro - nanometer bubble aerator of the utility model;

[0020] Fig. 3 It is cross section structure schematic diagram of micro - nanometer bubble aerator of the utility model.

[0021] Correspondence of the label and name in the drawing is as follows: 1, water pump;2, gas -liquid mixing device;20, release spray head;3, connecting pipe;21, first nozzle;22, second nozzle;23, third nozzle;24, first gas mixing tank;25, second gas mixing tank;26, first gas breaking device;27, second gas breaking device;28, third gas breaking device;260, first guide cylinder;261, first cutting plate;270, second guide cylinder;271, second cutting plate;280, third cutting plate;200, liquid outlet end;201, backflow bottle;202, overflow slit. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of protection of the utility model.

[0023] Embodiment 1, please refer toFigs. 1-3 The utility model provides a technical scheme: a kind of micro-nano bubble aerator, including water pump 1, water pump 1 is equipped with the air pipe being connected therewith, the air pipe is connected with outside gas source, air pipe is used to when working, the gas of outside gas source is guided into water pump 1, the gas is mainly oxygen in aquaculture, when water pump 1 works, oxygen in air pipe can be brought into water pump 1 due to venturi effect, water pump 1 is connected with gas-liquid mixing device 2 by connecting pipe 3, and a plurality of gas-liquid nozzles are sequentially arranged in gas-liquid mixing device 2 respectively, wherein gas-liquid nozzle includes first nozzle 21, second nozzle 22 and third nozzle 23 respectively, first nozzle 21, second nozzle 22 and third nozzle 23 are sequentially arranged, and the caliber between first nozzle 21, second nozzle 22 and third nozzle 23 gradually decreases, and first nozzle 21 is connected on the outlet end of connecting pipe 3, wherein gas-liquid mixing device 2 further includes first gas mixing tank 24 and second gas mixing tank 25 sequentially arranged, and the jet end of first nozzle 21 is correspondingly arranged at the inlet end of first gas mixing tank 24, in order to better make gas and water fusion, the jet end of each gas-liquid nozzle is correspondingly provided with gas breaking mechanism, and the gas breaking mechanism can generate shear force to the gas so as to break the gas into small bubbles, so as to promote the fusion degree of gas and water.

[0024] Wherein gas breaking mechanism includes first gas breaking device 26, second gas breaking device 27 and third gas breaking device 28 respectively, wherein first gas breaking device 26 includes first guide cylinder 260 and first cutting plate 261 arranged at one end of first guide cylinder 260, when gas-liquid mixture is ejected from first nozzle 21 and impacts first cutting plate 261, first cutting plate 261 can generate shear force to cut the gas into small bubbles, so as to make the fusion between bubble and water to form bubble water, so that oxygen can be dissolved in water, and first guide cylinder 260 is arranged at the inlet end of first gas mixing tank 24 and communicates with the inside of first gas mixing tank 24, first cutting plate 261 is arranged at one end of first guide cylinder 260 close to first gas mixing tank 24, and the end of first guide cylinder 260, where first cutting plate 261 is arranged, extends to the inside of first gas mixing tank 24 after installation, and first nozzle 21 is also arranged in the inside of first guide cylinder 260 after installation, and the jet end of first nozzle 21 corresponds to first cutting plate 261, so that when first nozzle 21 ejects gas-liquid mixture, the shear force generated between first cutting plate 261 and gas cuts the gas into small bubbles, and the fusion between bubble and water forms bubble water, and by arranging first gas mixing tank 24, a fusion space is provided between bubble and water, which is equivalent to prolonging the fusion time between bubble and water, so as to ensure that bubble and water can be fully fused, and the fusion efficiency between bubble and water can be improved.

[0025] The second gas breaking device 27 comprises a second guide cylinder 270 and a second cutting plate 271 arranged at one end of the second guide cylinder 270 for further cutting the gas into small bubbles, wherein the second nozzle 22 is fixedly arranged at the outlet end of the first gas mixing tank 24, one end of the second guide cylinder 270 is also connected with the outlet end of the first gas mixing tank 24, and the other end of the second guide cylinder 270 is communicated with the inlet end of the second gas mixing tank 25 and extends into the second gas mixing tank 25. After the second guide cylinder 270 is installed, the second nozzle 22 is arranged inside the second guide cylinder 270, and the nozzle end of the second nozzle 22 also corresponds to the second cutting plate 271. After the gas is cut into small bubbles by the first gas breaking device 26 and fully mixed with water in the first gas mixing tank 24, then due to the continuous pressure supply of the water pump 1, the bubble water in the first gas mixing tank 24 is sprayed out by the second nozzle 22, and the bubble water sprayed out by the second nozzle 22 again collides with the second cutting plate 271, the shear force generated by the second cutting plate 271 again cuts the bubbles, so that the bubbles are again refined, and then the refined bubbles are mixed with water in the second gas mixing tank 25, so as to form bubble water with smaller particle size, thereby further improving the oxygen content in the water. Because the caliber of the second nozzle 22 is smaller than that of the first nozzle 21, under the condition that the pressure of the water pump 1 is unchanged, the flow rate of the bubble water sprayed out by the second nozzle 22 is faster, so that the shear force generated by the collision between the bubble water and the second cutting plate 271 is larger, thereby helping to refine the bubbles.

[0026] The third nozzle 23 is arranged at the outlet end of the second gas mixing tank 25, and the outlet end of the second gas mixing tank 25 is connected with the release nozzle 20. The third gas breaking device 28 further comprises a third cutting plate 280 for further cutting the gas, the third cutting plate 280 corresponds to the third nozzle 23 and is arranged inside the release nozzle 20. One end of the release nozzle 20 is a liquid outlet end 200. After the bubbles refined by the second cutting plate 271 are mixed with water again in the second gas mixing tank 25, then due to the pressure supply of the water pump 1, the bubbles are sprayed out from the third nozzle 23 again and collide with the third cutting plate 280. The shear force generated by the third cutting plate 280 again cuts the bubbles, and the bubbles are again refined into smaller bubbles. Then the refined bubbles are mixed with water again in the release nozzle 20, so as to form bubble water with smaller particle size, thereby further improving the oxygen content in the water. After the small bubbles are mixed with water in the release nozzle 20, they are finally discharged from the liquid outlet end 200 of the release nozzle 20 to the culture pond.

[0027] The releasing nozzle 20 is fixedly connected with the second mixing tank 25, the releasing nozzle 20 comprises a reflux bottle 201, a third cutting plate 280 is arranged in the reflux bottle 201, the nozzle end of the third nozzle 23 corresponds to the bottle opening of the reflux bottle 201, the overflow gap 202 is arranged between the bottle opening of the reflux bottle 201 and the outlet end of the second mixing tank 25, that is, there is a certain gap between the bottle opening of the reflux bottle 201 and the outlet end of the second mixing tank 25, when the bubble water sprayed from the third nozzle 23 is cut into bubble water with smaller particle size by the third cutting plate 280 in the reflux bottle 201, the bubble water forms a turbulent flow in the reflux bottle 201 and is shot from the overflow gap 202, and then is discharged from the liquid outlet end 200 of the releasing nozzle 20 to the culture pond.

[0028] In order to ensure the sealing of the whole gas-liquid mixing device 2, the first nozzle 21, the first guide cylinder 260 and the first mixing tank 24 are sequentially and tightly connected, the first mixing tank 24, the second guide cylinder 270 and the second mixing tank 25 are sequentially and tightly connected, so that the sealing of the whole gas-liquid mixing device 2 can be effectively and fully ensured, so that the gas and the water can be fully mixed in the gas-liquid mixing device 2, and the oxygen content in the water can be effectively improved.

[0029] In order to ensure the cutting effect of the gas, the first cutting plate 261, the second cutting plate 271 and the third cutting plate 280 are all in a mesh structure, which can cut and refine the gas one by one by using the mesh holes on the surface.

[0030] Embodiment 2: The utility model also provides another technical scheme, a micro-nano bubble aerator, the embodiment comprises any one of the micro-nano bubble aerators, wherein the releasing nozzle 20 and the second mixing tank 25 are connected by threads, wherein the outlet end of the second mixing tank 25 and the connecting end of the releasing nozzle 20 are provided with mutually adaptive threads corresponding to each other, wherein the size of the gap of the overflow gap 202 can be adjusted by rotating the releasing nozzle 20, so that the releasing flow size of the releasing nozzle 20 for the bubble water can be controlled according to the breeding needs, and the product is more universal.

[0031] The working principle of the utility model discloses: through being provided with several gas-liquid nozzles in gas-liquid mixing device 2 in proper order respectively, and the caliber of gas-liquid nozzle also gradually reduces in proper order, and the spray port end of every gas-liquid nozzle corresponds to be equipped with gas breaking mechanism, so in working, water pump 1 starts and draws water and gas into gas-liquid mixing device 2, uses gas-liquid nozzle to spray water and gas simultaneously, at this time, because every gas-liquid nozzle is provided with gas breaking mechanism in front, so gas collides to gas breaking mechanism due to the pressure of water pump 1, and gas is refined into small bubbles and mixes with water to form bubble water due to the shearing force of gas breaking mechanism, and through being provided with multiple gas-liquid nozzles and the caliber of gas-liquid nozzle is smaller and smaller, the flow rate of gas-liquid mixture sprayed by gas-liquid nozzle will be faster and faster, and every gas-liquid nozzle corresponds to be equipped with gas breaking mechanism, so with the flow rate of gas-liquid mixture accelerating, and the shearing force of gas breaking mechanism is received by gas-liquid mixture again, so the volume of bubble will be gradually refined, thereby the fusion effect with water can be improved, and the overall water oxygen content can be improved, which can effectively promote the breeding effect of aquaculture.

[0032] By enhancing the contact of water and oxygen for oxygenation, it can also effectively prevent the sinking of suspended objects in the breeding pond, and can effectively drive the dirt in the breeding pond to float up during the floating process of bubble water, thereby facilitating cleaning, and can also enhance the contact of organic matter and microorganisms in water and dissolved oxygen, can oxidize and decompose organic matter in sewage, and in the aeration process, part of the oxygen can be converted into ozone, thereby effectively sterilizing and disinfecting the water body and improving the water environment.

[0033] Finally, it should be noted that the above is only a preferred example of the utility model and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A micro-nano bubble aerator comprising a water pump provided with an air pipe connected thereto, characterized in that, The water pump is provided with a gas-liquid mixing device connected thereto, one end of the gas-liquid mixing device is provided with a release nozzle, the gas-liquid mixing device comprises a plurality of gas-liquid nozzles arranged in sequence respectively, the caliber of the gas-liquid nozzles gradually decreases in sequence, and the nozzle end of each gas-liquid nozzle is correspondingly provided with a gas breaking mechanism for cutting gas into bubbles.

2. The micro-nano bubble aerator according to claim 1, wherein, The water pump and the gas-liquid mixing device are connected through a connecting pipe.

3. The micro-nano bubble aerator of claim 2, wherein, The gas-liquid nozzles respectively comprise a first nozzle, a second nozzle and a third nozzle, the first nozzle, the second nozzle and the third nozzle are arranged in sequence and the caliber gradually decreases, and the first nozzle is connected with one end of the connecting pipe.

4. The micro-nano bubble aerator of claim 3, wherein, The gas-liquid mixing device further comprises a first gas mixing tank and a second gas mixing tank arranged in sequence, and the nozzle end of the first nozzle is correspondingly arranged at the inlet end of the first gas mixing tank.

5. The micro-nano bubble aerator of claim 4, wherein, The gas breaking mechanism respectively comprises a first gas breaking device, a second gas breaking device and a third gas breaking device, the first gas breaking device comprises a first guide cylinder and a first cutting plate arranged at one end of the first guide cylinder for cutting and breaking gas, the first guide cylinder is arranged at the inlet end of the first gas mixing tank and communicates with the inside thereof, and the first nozzle is arranged inside the first guide cylinder.

6. The micro-nano bubble aerator of claim 5, wherein, The second gas breaking device comprises a second guide cylinder and a second cutting plate arranged at one end of the second guide cylinder for further cutting and breaking gas, the second nozzle is arranged at the outlet end of the first gas mixing tank, the second guide cylinder is arranged at the inlet end of the second gas mixing tank and communicates with the second gas mixing tank, and the second nozzle is correspondingly arranged inside the second guide cylinder.

7. The micro-nano bubble aerator of claim 5, wherein, The third nozzle is arranged at the outlet end of the second gas mixing tank, the third gas breaking device comprises a third cutting plate for further cutting and breaking gas, the third cutting plate corresponds to the third nozzle and is arranged inside the release nozzle, and the release nozzle is provided with a liquid outlet end.

8. The micro-nano bubble aerator of claim 4, wherein, The release nozzle and the second gas mixing tank are fixedly connected, or The release nozzle and the second gas mixing tank are threadedly connected. 9.The micro-nano bubble aerator of claim 1, wherein, The gas pipe communicates with an external gas source. 10.The micro-nano bubble aerator of claim 7, wherein, The first nozzle, the first guide cylinder and the first gas mixing tank are sequentially and airtightly connected, the first gas mixing tank, the second guide cylinder and the second gas mixing tank are sequentially and airtightly connected, and the first cutting plate, the second cutting plate and the third cutting plate are all in a mesh structure.

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