CN109275615A

CN109275615A - Jet aerator

Info

Publication number: CN109275615A
Application number: CN201710714845.0A
Authority: CN
Inventors: 吴育呈
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-07-21
Filing date: 2017-08-19
Publication date: 2019-01-29
Anticipated expiration: 2037-08-19
Also published as: TW201907800A; TWI663911B; CN109275615B

Abstract

A jet aerator is used for solving the problem that the water stirring action of the aerator is difficult to maintain the sufficient dissolved oxygen. Which comprises the following steps: a jet flow element, which is provided with a jet flow pipe and a cover body, wherein one end of the jet flow pipe is combined with the cover body, an accelerating space is formed between the jet flow pipe and the cover body, and the other end of the jet flow pipe is provided with a flow passage opening; a flow guiding element, which is provided with a flow guiding pipe, an outlet end of the flow guiding pipe penetrates through the accelerating space, and a flow guiding gap is formed between the outlet end and the flow passage opening of the jet pipe; and the injection element penetrates through the pipe wall of the jet pipe and is communicated with the accelerating space, fluid is introduced into the accelerating space from the injection element, a relatively high-speed low-pressure state is formed in the flow guide gap, and the outlet end generates pressure difference to guide gas to pass through.

Description

Jet flow aerator

Technical field

The present invention relates to a kind of jet flow aerator, especially a kind of jet flow for the dissolved oxygen in water that can promote aquaculture pond Aerator.

Background technique

Highdensity fishes and shrimps shellfish is usually raised in breeding water pond, and a large amount of material culture survivals must be metabolized a large amount of oxygen, If the dissolved oxygen in water of aquaculture pond is lower than consistent stagnant water dissolved oxygen (oxygen threshold), material culture death by suffocation will lead to, one As controlling mode have: control feeding volume avoids the superfluous corruption of bait and influences water quality, limitation raises density to reduce oxygen demand, fixed Phase except bottom of pond mud, more renew water and using aerator etc., but face the sudden reduced situation of oxygen content, only use oxygenation Machine can be instant and effectively improves dissolved oxygen situation.

Well known aerator is waterwheel aerator, generates bubble by rotating vane to stir the water surface, increases in water Dissolved oxygen amount, only waterwheel influenced range of fetching water is limited to arround blade, and acts only on water surface, can not General Promotion The dissolved oxygen amount of water can not also stir the bottom circulation of aquaculture pond.

Aerator known to another is inflatable aerator, makes air pressurized by immersing bottom of pond by air compressor Air hose, then bubble is discharged by several stomatas on air hose, bubble is by bottom of pond uphill process, portion gas can dissolve in water and have Have disturbance water the effect of, according to air hose setting range and air compressor power increase, can wide area promotion water in Dissolved oxygen amount, and promote the convection circulation of bottom of pond and the water surface, only, the huge energy consumption of air compressor, and the erection and maintenance of air hose It is not easy to implement.

And the ratio that the air of above-mentioned aerator is dissolved in water is low, and most bubbles dissipate in atmosphere after floating on the surface of the water, and Once aerator stops operation, molten water air content will subside at any time, force aerator must be long lasting for operating.

In view of this, well known aerator still has improvedd necessity really.

Summary of the invention

To solve the above problems, being carried secretly by high-velocity flow a large amount of the object of the present invention is to provide a kind of jet flow aerator Micro-bubble makes bubble along water (flow) direction diffusion, dissolves in, and the ratio that air is dissolved in water can be improved in micro-bubble.

A time purpose of the invention is to provide a kind of jet flow aerator, medicament or nutrient solution can be mixed into water flow, in jet flow It can intersperse among in water on a large scale in the process.

Jet flow aerator of the invention includes: a jet member, which has a jet pipe and a lid, should Lid is incorporated into one end of the jet pipe, and an accelerating space, the other end of the jet pipe are formed between the jet pipe and the lid If first-class road junction；One diversion member, the diversion member have a diversion pipe, and an arrival end of the diversion pipe is connected to atmosphere, another Outlet end passes through the lid and is extended through the accelerating space, forms a water conservancy diversion between the outlet end and the runner mouth of the jet pipe Gap；And an injection element, the injection element have one first injection pipe and one second injection pipe, first injection pipe and this The tube wall of each self-gating jet pipe of two injection pipes and it is connected to the accelerating space, the inside of second injection pipe is equipped with a check Valve.

Accordingly, jet flow aerator of the invention generates the water flow of high velocity, low pressure by compression flow channel space, forms pressure difference And suck air and mixed with water flow, the water flow for containing a large amount of micro-bubbles is formed, makes bubble along water (flow) direction diffusion, dissolve in, is mentioned The air of high aquaculture pond is dissolved in the ratio and range of water；Medicament or nutrient solution pass through the injection pipe importing jet flow with non-return valve Pipe can intersperse among in water on a large scale during jet flow, save time and the manpower of work；Direction, position and the stream of jet flow Amount is all adjustable, and oxygenation works while generating circulatory function with Optimal culture water quality, and without underwater rotating mechanism, can avoid injury Material culture.

Wherein, which has a deflector hole and one first engaging portion, which is set to the cover center, first knot Conjunction portion is located on the inner edge of the deflector hole.In this way, the diversion member may pass through the deflector hole into the accelerating space, has and limit The effect of diversion member position.

Wherein, which connects at the tapered space in runner mouth one end, the accelerating space sectional area minimum is somebody's turn to do Runner mouth.In this way, fluid can be ramped up in runner mouth up to maximum value, has effects that promote flow velocity and stablize decompression.

Wherein, which has a regulating part, which is in hollow tubular, and the outer rim ring of the regulating part sets one Second engaging portion, second engaging portion is in conjunction with first engaging portion.In this way, the diversion pipe is socketed the jet flow by the regulating part Pipe has effects that limit the relative position of the diversion pipe and the jet pipe.

Wherein, which deviates the central axis of the jet pipe.In this way, pressurized fluid enters through first injection pipe The accelerating space, the tube wall that can form a forced vortex along the jet pipe are advanced, and having keeps fluid uniformly true toward axially diffusing The effect of filling up the accelerating space in fact.

Wherein, first injection pipe inclination penetrates the jet pipe, and inlet is biased to the runner mouth direction.In this way, can be formed Toward the vortex of the runner mouth axial advancement, have effects that impact of the dispersing pressurised fluid to the jet flow tube wall.

In addition, including the present invention also provides another jet flow aerator: a jet member, the jet member have a spray Flow tube and a lid, the lid are incorporated into one end of the jet pipe, and an accelerating space is formed between the jet pipe and the lid, should The other end of jet pipe sets first-class road junction；One diversion member, the diversion member have an isocon, which has an entrance End, a closed end and several through-holes, the closed end pass through the lid and are extended through the accelerating space, the closed end and the jet pipe The runner mouth between form a water conservancy diversion gap, which is located on the tube wall of the isocon, is connected to inside the isocon With the accelerating space；And an injection element, the injection element have one first injection pipe and one second injection pipe, first injection Pipe and each self-gating jet pipe of second injection pipe tube wall and be connected to the accelerating space, the inside of second injection pipe is equipped with One non-return valve.

Detailed description of the invention

Fig. 1: the STRUCTURE DECOMPOSITION perspective view of first embodiment of the invention.

Fig. 2: the combination section of first embodiment of the invention.

Fig. 3: along the sectional view of Fig. 2A-A line.

Fig. 4: along the fluid check schematic diagram of Fig. 2 line B-B section.

Fig. 5: along the section fluid direct motion schematic diagram of Fig. 2 line B-B.

Fig. 6: adjustment situation figure as shown in Figure 2.

Fig. 7: another setting situation figure of the first injection pipe as shown in Figure 2.

Fig. 8: the combination section of second embodiment of the invention.

[appended drawing reference]

1 jet member

11 jet pipe, 111 runner mouth

12 lid, 121 deflector hole

122 first engaging portion, 13 accelerating space

2 diversion members

21 diversion pipe, 211 arrival end

212 outlet ends

22 regulating part, 221 second engaging portion

23 water conservancy diversion gap, 24 isocon

241 arrival end, 242 closed end

243 through-holes

3 injection elements

31 first injection pipe, 32 second injection pipe

321 non-return valves

P1 the first compression system the second compression system of P2

P3 third compression system O central axis.

Specific embodiment

For above and other objects, features and advantages of the invention can be clearer and more comprehensible, be cited below particularly it is of the invention compared with Good embodiment, and cooperate institute's accompanying drawings, it is described in detail below:

Fig. 1 is please referred to, is the first embodiment of jet flow aerator of the present invention, which includes a jet member 1, a diversion member 2 and an injection element 3, the jet member 1 are that hollow tubular stretches through and fixes for the diversion member 2, should Injection element 3 is arranged in the tube wall of the jet member 1.

There is the jet member 1 jet pipe 11 and a lid 12, the lid 12 to be incorporated into one end of the jet pipe 11, should An accelerating space 13 is formed between jet pipe 11 and the lid 12, the other end of the jet pipe 11 sets first-class road junction 111, the acceleration Space 13 connects the runner mouth 111 at the tapered space in 111 one end of runner mouth, the 13 sectional area minimum of accelerating space；It should 12 center of lid is equipped with a deflector hole 121, and the inner ring of the deflector hole 121 sets one first engaging portion 122.

One end of the diversion member 2 penetrates the deflector hole 121 and is placed in the accelerating space 13 again, which has One diversion pipe 21 and a regulating part 22, the diversion pipe 21 and the regulating part 22 are in hollow tubular, and the diversion pipe 21 is movably Fitting is inserted among the regulating part 22；The outer rim ring of the regulating part 22 sets one second engaging portion 221, which can It being combined with first engaging portion 122 with the lid 12, this combines kenel unlimited, in the present embodiment, first engaging portion 122 with second engaging portion 221 combined with screw thread.

Referring to figure 2. and Fig. 6,21 one end of diversion pipe are that an arrival end 211 can be connected to atmosphere or one first compression system P1,21 other end of diversion pipe are that an outlet end 212 is inserted in the regulating part 22 and stretches through empty into the acceleration inside the jet member 1 Between 13, between the outlet end 212 and the runner mouth 111 of the jet pipe 11 have a water conservancy diversion gap 23；Wherein, the deflector hole The outer rim of 121 inner edge and the regulating part 22 is preferably around being cone space, and bonding position end is less than and loosens direction end, and should The cone space of deflector hole 121 is slightly less than the cone space of the regulating part 22, then the regulating part 22 can be tightly sleeved in the water conservancy diversion Hole 121, makes that the internal diameter of the regulating part 22 slightly contracts and fastening the diversion pipe 21 can not move；When the regulating part 22 and the deflector hole 121 when loosening, and the internal diameter of the regulating part 22 is slightly loose, makes the diversion pipe 21 slidably in the regulating part 22, to adjust the diversion pipe 21 with the relative position of the runner mouth 111, the cross-sectional sizes in the water conservancy diversion gap 23 can be changed.

Referring to figure 2. and Fig. 3, the injection element 3 have one first injection pipe 31, which is in hollow tube One end of shape, first injection pipe 31 is connected to one second compression system P2, and the other end penetrates the tube wall of the jet pipe 11 and is connected to The accelerating space 13, first injection pipe 31 preferably deviate the central axis O of the jet pipe 11, and the second compression system P2 is made to pressurize When fluid enters the accelerating space 13 through first injection pipe 31, a forced vortex can be formed, then fluid is along the jet pipe 11 Tube wall advance, uniformly can fill up the accelerating space 13 really toward axially diffusing.

Referring to figure 2., Fig. 4 and Fig. 5, the injection element 3 have one second injection pipe 32, which is in being in Blank pipe shape, one end of second injection pipe 32 are connected to a third compression system P3, the other end penetrate the tube wall of the jet pipe 11 and It is connected to the accelerating space 13, the inside of second injection pipe 32 is equipped with a non-return valve 321, makes the third compression system P3 pressurized stream Body enters the accelerating space 13 through second injection pipe 32, when second injection pipe 32 is not connected to the third compression system P3 or should When third compression system P3 stops working, which can prevent fluid by 13 adverse current of accelerating space to second injection Outside pipe 32.Second injection pipe 32 can put into medicament or nutrient solution on demand, cooperate the pressurized fluid by first injection pipe 31 Forced vortex is formed, and allows the medicament or nutrient solution and the pressurized fluid in 13 internal mix of accelerating space.

Referring to figure 2., according to the structure of the first embodiment by aforementioned jet flow aerator of the present invention, inside the jet member 1 The accelerating space 13 can fill the arrival end 211 of liquid and the diversion pipe 21 by first injection pipe 31 and import air, should Outlet end 212 is extended through the accelerating space 13.Closing and second compression system P2 because of the lid 12 and the diversion member 2 Pressurization, the liquid inside the accelerating space 13 is only capable of by the water conservancy diversion gap 23 between the runner mouth 111 and the diversion pipe 21 Outflow, the fluid flow in the unit time known to quality continuity are definite value, i.e. flow rate of liquid and liquid passes through sectional area Product is definite value, is mutually inversely proportional, therefore there is the flow rate of liquid of relative maximum in the water conservancy diversion gap 23 of relatively minimal sectional area, and by cypress There is peak flow rate (PFR) in any bottom horizontal flow sheet Fluid pressure lowest point known to exerting sharp law (Bernoulli ' s principle), therefore tight A reduced pressure, the atmosphere with the arrival end 211 can be obtained in the outlet end 212 of the diversion pipe 21 in the adjacent water conservancy diversion gap 23 Pressure generates a pressure difference, and pushes air through the diversion pipe 21, after mixing with the liquid of the water conservancy diversion gap 23 outflow, by this Runner mouth 111 sprays the jet flow for dissolving in gas.

Fig. 6 is please referred to, is that can make this when adjusting the diversion pipe 21 with far from the runner mouth 111 according to by aforementioned structure The sectional area in water conservancy diversion gap 23 becomes larger, then liquid makes the outlet end 212 with relatively slow flow velocity by the water conservancy diversion gap 23 Pressure relative increase, pressure difference between the arrival end 211 and the outlet end 212 of the diversion pipe 21 is opposite to be reduced, and causes to lead to The air mass flow decline of the diversion pipe 21 is crossed, and it is constant by the fluid flow in the water conservancy diversion gap 23, cause the runner mouth 111 The AIR Proportional of jet flow is reduced.

Fig. 7 is please referred to, first injection pipe 31 of the injection element 3 is the pipe that the jet pipe 11 is penetrated with tilt angle Wall, when passing the fluid through first injection pipe 31 and entering the accelerating space 13, fluid have one toward the runner mouth 111 flow direction point It measures and one flows to component along 11 tube wall of jet pipe, in this way, the vortex toward 111 axial advancement of runner mouth can be formed, and Impact of the dispersing pressurised fluid to 11 tube wall of jet pipe.It is second-rate when fluid injects in the jet pipe 11 without being pressurised into nature To component make fluid lack enough kinetic energy along the jet pipe 11 tube wall formed vortex, so design for change be suitable for this second plus Pressure system P2 accelerates fluid injection with high pressure.

Fig. 8 is please referred to, is the second embodiment of jet flow aerator of the present invention, the second embodiment of the present invention is generally same In above-mentioned first embodiment, main difference is: second embodiment of the invention has an isocon 24；The present embodiment is led Fluid element 2 has the structure of a regulating part 22, a water conservancy diversion gap 23 and an isocon 24, the regulating part 22 and the water conservancy diversion gap 23 It is generally same as aforementioned first embodiment, therefore is described in detail below only for the isocon 24.The isocon 24 is equipped with an entrance 241, one closed end 242 and several through-holes 243 are held, which is connected to one first compression system P1, and the isocon 24 is another End is to form the closed end 242, which is arranged in the regulating part 22, and the closed end 242 is extended through the accelerating space 13, the water conservancy diversion gap 23 is formed between the closed end 242 and the runner mouth 111 of the jet pipe 11, which sets In the tube wall of the isocon 24 to be connected to 24 inside of isocon and the accelerating space 13.

When by the first compression system P1 fluid under pressure, it is empty which can enter the acceleration via several through-holes 243 Between 13；The second compression system P2 gas-pressurized enters the accelerating space 13 through first injection pipe 31；The third compression system P3 pressurized medicament or nutrient solution send liquid uniformly forth and are sufficiently mixed sky through the second injection pipe 32 entrance accelerating space 13 Gas and medicament or nutrient solution, then sprayed by the runner mouth 111 comprising gas, with functional jet flow.

In conclusion jet flow aerator of the invention, the water flow of high velocity, low pressure is generated by compression flow channel space, forms pressure Power is poor and sucks air and mixes with water flow, forms the water flow for containing a large amount of micro-bubbles, bubble is made to spread along water (flow) direction, is molten Enter, improves the molten water ratio of air and range of aquaculture pond.And medicament or nutrient solution can pass through the injection pipe with non-return valve Jet pipe is imported, can be interspersed among in water on a large scale during jet flow, time and the manpower of work can be saved.Also, the spray Direction, position and the flow of stream are all adjustable, so that oxygenation is worked while can produce circulatory function with Optimal culture water quality, and can Underwater rotating mechanism need not be arranged, being can be to avoid injury material culture.

Claims

1. a kind of jet flow aerator, characterized by comprising:

There is a jet pipe and a lid, the lid to be incorporated into the one of the jet pipe for one jet member, the jet member A end, forms an accelerating space between the jet pipe and the lid, the other end of the jet pipe sets a runner mouth；

One diversion member, the diversion member have a diversion pipe, and an arrival end of the diversion pipe is connected to atmosphere, another Outlet end passes through the lid and is extended through the accelerating space, forms one between the outlet end and the runner mouth of the jet pipe and leads Ebb interval；And

One injection element, the injection element have first injection pipe and second injection pipe, first injection pipe and The tube wall of each self-gating jet pipe of second injection pipe and it is connected to the accelerating space, the inside of second injection pipe is equipped with one Non-return valve.

2. jet flow aerator according to claim 1, which is characterized in that the lid has a deflector hole and one first Engaging portion, the deflector hole are set to the cover center, which is located on the inner edge of the deflector hole.

3. jet flow aerator according to claim 1, which is characterized in that the accelerating space is tapered in the runner mouth one end Space connects the runner mouth at the accelerating space sectional area minimum.

4. jet flow aerator according to claim 1 or 2, which is characterized in that the diversion member has a regulating part, should Regulating part is in hollow tubular, and the outer rim ring of the regulating part sets second engaging portion, which first is combined with this Portion combines.

5. jet flow aerator according to claim 1, which is characterized in that first injection pipe deviates the center of the jet pipe Axis.

6. jet flow aerator according to claim 1, which is characterized in that first injection pipe inclination penetrates the jet pipe, Inlet is biased to the runner mouth direction.

7. a kind of jet flow aerator, it is characterised in that: include:

There is a jet pipe and a lid, the lid to be incorporated into the one of the jet pipe for one jet member, the jet member End, forms an accelerating space between the jet pipe and the lid, the other end of the jet pipe sets a runner mouth；

One diversion member, the diversion member have an isocon, the isocon have an arrival end, a closed end and Several through-holes, the closed end pass through the lid and are extended through the accelerating space, the runner mouth of the closed end and the jet pipe it Between form a water conservancy diversion gap, which is located on the tube wall of the isocon, is connected to empty with the acceleration inside the isocon Between；And

8. jet flow aerator according to claim 7, which is characterized in that the lid has a deflector hole and one first Engaging portion, the deflector hole are set to the cover center, which is located on the inner edge of the deflector hole.

9. jet flow aerator according to claim 7, which is characterized in that the accelerating space is tapered in the runner mouth one end Space connects the runner mouth at the accelerating space sectional area minimum.

10. jet flow aerator according to claim 7 or 8, which is characterized in that the diversion member has a regulating part, The regulating part is in hollow tubular, and the outer rim ring of the regulating part sets second engaging portion, second engaging portion and first knot Conjunction portion combines.