CN212790533U - Microbubble generator under electric field control - Google Patents
Microbubble generator under electric field control Download PDFInfo
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- CN212790533U CN212790533U CN202021603871.XU CN202021603871U CN212790533U CN 212790533 U CN212790533 U CN 212790533U CN 202021603871 U CN202021603871 U CN 202021603871U CN 212790533 U CN212790533 U CN 212790533U
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Abstract
The utility model discloses a microbubble generator under electric field control, including outside liquid pipe and inside bubble generating tube, outside liquid pipe and inside bubble generating tube are the conducting tube, and the outer wall of outside liquid pipe and inside bubble generating tube connects respectively and sets up on DC power supply's positive and negative pole, still connects between the outer wall of outside liquid pipe and inside bubble generating tube and is provided with the load; the inner bubble generating tube comprises a horizontal tube and a vertical tube, the joint of the vertical tube and the outer liquid tube is in insulation connection, and an electric field is formed between the horizontal tube and the outer liquid tube; the side wall of the horizontal pipe is provided with a plurality of bubble generation outlets, and the bottom end of the vertical pipe is connected with a gas injection mechanism; one end of the external liquid pipe is horizontally connected with a liquid injection mechanism, and the other end of the external liquid pipe is provided with an outlet. The utility model discloses utilize the electric field to the tensile effect of bubble and the shearing action of liquid, the size of bubble in the control outflow liquid effectively.
Description
Technical Field
The utility model belongs to the technical field of little bubble generating device technique and specifically relates to a little bubble generator under electric field control is related to.
Background
The micro-bubbles have the characteristics of large specific surface area and strong chemical carrying effect, are important means in mass transfer enhancement, are widely applied to the heat exchange and mass transfer process between gas phase and liquid phase in the field of petrochemical industry, and have important influence on the control of the size of the micro-bubbles in the fields of medical treatment, chemical industry and heat transfer. The size of the bubbles has different degrees of influence on the medical effect, the oil and gas exploitation process, the enhancement of heat transfer and the like.
However, many of the conventional microbubble generators employ a mechanical high-speed shearing device, and use an impeller rotating at high speed to divide large bubbles in a liquid into microbubbles by a shearing action generated by rotation of the impeller. Although such devices produce a greater number of bubbles, the degree of dispersion in bubble size is greater and the device consumes more power. Therefore, the conventional microbubble generator cannot control generation of microbubbles and size of generated bubbles well, and there is no good solution for generation and size control of microbubbles. Therefore, it is important to provide a microbubble generator capable of controlling generation of microbubbles and a size of generated bubbles.
SUMMERY OF THE UTILITY MODEL
The utility model provides a microbubble generator under electric field control to solve current microbubble generating device and can not control the formation of microbubble and the problem of formation bubble size better, in order to utilize the electric field to realize formation and the size control to the microbubble to the normal direction tensile effect of bubble in the solution and tangential fluid shear force combined action.
The technical scheme of the utility model is realized like this:
a microbubble generator under electric field control comprises an external liquid pipe and an internal bubble generating pipe, wherein the external liquid pipe is filled with liquid and horizontally arranged inside, and part of the internal bubble generating pipe extends into the external liquid pipe; the internal bubble generating tube comprises a horizontal tube which is arranged in the external liquid tube and is parallel to the tube body direction of the external liquid tube and a vertical tube which is vertical to the tube body direction of the external liquid tube and extends out of the external liquid tube, the horizontal tube and the vertical tube are integrally connected, the joint of the vertical tube and the external liquid tube is in insulation connection, and an electric field is formed between the horizontal tube and the external liquid tube; the side wall of the horizontal pipe is provided with a plurality of bubble generation outlets, and the bottom end of the vertical pipe is connected with a gas injection mechanism which is used for injecting gas into the internal bubble generation pipe so as to enable the bubble generation outlets to generate bubbles; one end horizontal connection of outside liquid pipe is provided with and is used for the liquid injection mechanism that injects liquid in order to realize the horizontal shear to the bubble in outside liquid pipe, and the other end of outside liquid pipe is seted up and is used for making liquid and the export that generates the microbubble output.
According to the technical scheme, a direct-current power supply positive electrode interface connected with a direct-current power supply positive electrode is arranged on the side wall of the external liquid pipe, a ground wire interface connected with a direct-current power supply negative electrode is arranged on the side wall of the internal bubble generating pipe extending out of the external liquid pipe, and the ground wire interface is grounded through a lead.
Further optimizing the technical scheme, the gas injection mechanism is a gas injection pump.
Further optimizing the technical scheme, the liquid injection mechanism is a liquid injection pump.
Further optimize technical scheme, the vertical pipe of inside bubble emergence pipe is connected through the insulating rubber cover that is used for preventing to have a string electricity between two pipes, in order to influence the electric field formation between the outside liquid pipe.
According to the technical scheme, the external liquid pipe is a horizontal straight copper pipe, and the internal bubble generating pipe is a right-angle copper bent pipe.
Further optimizing the technical scheme, the load is a direct current motor.
By adopting the technical scheme, the beneficial effects of the utility model are that:
(1) the utility model has reasonable design, simple structure and simple and convenient operation, can improve the generation rate of micro bubbles, and effectively controls the size of the bubbles in the flowing liquid by utilizing the stretching action of the electric field on the bubbles and the shearing action of the liquid; after the fluid required to be used is led into the injection pump, the bubbles with the required size can be obtained conveniently by changing the voltage value of the direct current motor and the flow rate of the injection pump;
(2) the utility model uses electric energy as driving energy, no extra substance is generated in the using process, and the shortage of energy and the environmental pollution caused by the shortage are not needed to be worried;
(3) the utility model is not limited by geographical conditions, has wide application range and good commercial prospect;
(4) the outer walls of the external liquid pipe and the internal bubble generating pipe of the utility model are respectively connected and arranged on the positive electrode and the negative electrode of the direct current power supply, an electric field is formed between the horizontal pipe and the external liquid pipe, and then the bubbles are stretched under the action of the electric field force after being generated; the liquid injection mechanism that sets up can pour into the liquid of horizontal direction into to the intraductal outside liquid, and then realizes carrying out horizontal shear to the bubble, cuts into the microbubble with tensile bubble.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Wherein: 1. the device comprises a direct current power supply, 2, a gas injection pump, 3, a liquid injection pump, 4, an external liquid pipe, 5, an internal bubble generating pipe, 6, a direct current power supply anode interface, 7, a ground wire interface, 8, a bubble generating outlet, 9, an insulating rubber sleeve, 10 and a direct current motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
An electric field controlled microbubble generator, as shown in fig. 1, comprises an external liquid pipe 4, an internal bubble generating pipe 5, a direct current power supply 1, a load, a bubble generating outlet 8, a gas injection mechanism, a liquid injection mechanism and an outlet.
The external liquid tube 4 and the internal bubble generating tube 5 are partially sleeved together to form a micro bubble generator main body, and the external liquid tube 4 and the internal bubble generating tube 5 respectively form mutually independent fluid channels.
The outer liquid pipe 4 contains liquid therein and is horizontally disposed. The side wall of the outer liquid tube 4 is open for the inner bubble generating tube 5 to protrude. The inner bubble generating tube 5 partially protrudes inside the outer liquid tube 4 and partially protrudes from the outer liquid tube 4.
One end of the external liquid pipe 4 is horizontally connected with a liquid injection mechanism, and the liquid injection mechanism is used for injecting liquid into the external liquid pipe 4 so as to horizontally shear bubbles. The liquid injection mechanism is a liquid injection pump 3. The other end of the external liquid pipe 4 is opened with an outlet for outputting the liquid and the generated microbubbles.
The inner bubble generating tubes 5 include horizontal tubes and vertical tubes. The horizontal pipe is arranged inside the external liquid pipe 4 and is parallel to the pipe body direction of the external liquid pipe 4, and the tail end is blocked. The side wall of the horizontal pipe is provided with a plurality of bubble generation outlets 8 which are used as bubble generation outlets. The vertical pipe is perpendicular to the pipe body direction of the external liquid pipe 4 and extends out of the external liquid pipe 4, and the horizontal pipe is connected with the vertical pipe in an integrated bending mode.
The vertical pipe is connected with the joint of the external liquid pipe 4 in an insulating way, the vertical pipe of the internal bubble generating pipe 5 is connected with the external liquid pipe 4 through an insulating rubber sleeve 9, and the insulating rubber sleeve 9 is used for preventing the electric field from being formed by the electric connection between the two pipes.
The external liquid pipe 4 and the internal bubble generating pipe 5 are both conductive pipes, the external liquid pipe is a horizontal straight copper pipe, and the internal bubble generating pipe 5 is a right-angle copper bent pipe.
The outer walls of the external liquid pipe 4 and the internal bubble generating pipe 5 are respectively connected and arranged on the positive electrode and the negative electrode of the direct current power supply 1. The side wall of the external liquid pipe 4 is provided with a direct current power supply positive electrode interface 6 connected with the positive electrode of the direct current power supply 1, the side wall of the internal bubble generating pipe 5 extending out of the external liquid pipe 4 is provided with a ground wire interface 7 connected with the negative electrode of the direct current power supply 1, and the ground wire interface 7 is grounded through a lead.
An electric field is formed between the horizontal tube and the outer liquid tube 4. The outer liquid tube 4 is positively charged and the inner bubble generating tube 5 is negatively charged, forming an electric field between the inner and outer tubes pointing to the inner bubble generating tube 5.
Still connect between the outer wall of outside liquid pipe 4 and inside bubble emergence pipe 5 and be provided with the load, the utility model provides a load is direct current motor 10. The utility model provides a direct current motor 10 establishes ties on DC power supply 1 with microbubble generator main part, can change the voltage at microbubble generator main part both ends promptly through the voltage that changes direct current motor 10 both ends.
The bottom end connection of vertical pipe is provided with gas injection mechanism, and gas injection mechanism is used for inside gas injection to inside bubble generation pipe 5 to make bubble generation export 8 generate the bubble. The gas injection mechanism is a gas injection pump 2, and the gas injection pump 2 can inject gas into the interior of the internal bubble generating tube 5.
The utility model discloses the parameter that well involves does:
direct-current voltage: 0-50 kV; gas injection pump flow rate: 0-100 ml/min; liquid injection pump flow rate: 0-100 ml/min; external liquid pipe: d is 1 mm; internal bubble generating tube: d is 0.5 mm.
The working principle of the utility model is as follows:
the outer walls of the external liquid pipe 4 and the internal bubble generating pipe 5 are connected to a dc power supply 1, and a dc motor 10 is connected in series to the circuit as a voltage dividing load.
The desired gas is injected into the inner bubble-generating tube 5 at a set flow rate by the gas injection pump 2 and is generated in the form of bubbles from the bubble-generating outlet 8. After the bubble is generated, the bubble is subjected to an electric field force, i.e., a stretching force directed toward the external liquid tube 4. The principle that the air bubbles can stretch under the action of the electric field force is the prior art, and can be seen in 'engineering thermophysics journal 26', chenfeng, songhuangzhu and chenmin, and the analysis of the air bubbles under the action of the electric field force in 2005, 6 months.
Simultaneously, injecting the required liquid into the external liquid pipe 4 at a set flow rate by the liquid injection pump 3, wherein the liquid generates a shearing force parallel to the pipe body direction of the external liquid pipe 4 on the bubbles generated from the bubble generation outlet 8 when flowing in the external liquid pipe 4; under the combined action of the electric field force and the liquid shearing force, the bubbles generated by the bubble generation outlet 8 are sheared with a specific size, and a series of bubbles with fixed size are obtained by continuously applying the electric field and the fluid injected by the injection pump.
The utility model discloses a change the injection velocity of flow of electric field intensity and gas injection pump and liquid injection pump, change the tensile effect that the bubble receives from the electric field and fluidic shearing action to the size of control generation bubble. The electric field strength is changed by changing the voltage value of the dc motor 10.
The utility model discloses utilize the electric energy as the driving energy and do not produce all the other materials in the preparation process, the equipment use does not receive geographical condition's restriction, can not produce pollution and destruction to the environment, and the range of application is wide, has good commercial prospect.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An electric field controlled microbubble generator characterized in that: the device comprises an external liquid pipe (4) which contains liquid and is horizontally arranged inside and an internal bubble generating pipe (5) which partially extends into the external liquid pipe (4), wherein the external liquid pipe (4) and the internal bubble generating pipe (5) are conductive pipes, the outer walls of the external liquid pipe (4) and the internal bubble generating pipe (5) are respectively connected and arranged on a positive electrode and a negative electrode of a direct-current power supply (1), and a load is also connected and arranged between the outer walls of the external liquid pipe (4) and the internal bubble generating pipe (5); the internal bubble generating tube (5) comprises a horizontal tube which is arranged inside the external liquid tube (4) and is parallel to the tube body direction of the external liquid tube (4) and a vertical tube which is perpendicular to the tube body direction of the external liquid tube (4) and extends out of the external liquid tube (4), the horizontal tube is integrally connected with the vertical tube, the joint of the vertical tube and the external liquid tube (4) is in insulation connection, and an electric field is formed between the horizontal tube and the external liquid tube (4); the side wall of the horizontal pipe is provided with a plurality of bubble generation outlets (8), and the bottom end of the vertical pipe is connected with a gas injection mechanism which is used for injecting gas into the inner bubble generation pipe (5) so as to enable the bubble generation outlets (8) to generate bubbles; one end horizontal connection of outside liquid pipe (4) is provided with and is used for pouring into liquid in order to realize the liquid injection mechanism to bubble horizontal shear in outside liquid pipe (4), and the export that is used for making liquid and generation microbubble output is seted up to the other end of outside liquid pipe (4).
2. An electric field controlled microbubble generator as claimed in claim 1, wherein: the side wall of the external liquid pipe (4) is provided with a direct-current power supply positive electrode interface (6) connected with the positive electrode of the direct-current power supply (1), the side wall of the internal bubble generating pipe (5) extending out of the external liquid pipe (4) is provided with a ground wire interface (7) connected with the negative electrode of the direct-current power supply (1), and the ground wire interface (7) is grounded through a lead.
3. An electric field controlled microbubble generator as claimed in claim 1, wherein: the gas injection mechanism is a gas injection pump (2).
4. An electric field controlled microbubble generator as claimed in claim 1, wherein: the liquid injection mechanism is a liquid injection pump (3).
5. An electric field controlled microbubble generator as claimed in claim 1, wherein: the vertical pipe of the inner bubble generating pipe (5) is connected with the outer liquid pipe (4) through an insulating rubber sleeve (9) for preventing electricity from being mixed between the two pipes so as to influence the formation of an electric field.
6. An electric field controlled microbubble generator as claimed in claim 1, wherein: the external liquid pipe is a horizontal straight copper pipe, and the internal bubble generating pipe (5) is a right-angle copper bent pipe.
7. An electric field controlled microbubble generator as claimed in claim 1, wherein: the load is a direct current motor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021603871.XU CN212790533U (en) | 2020-08-05 | 2020-08-05 | Microbubble generator under electric field control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021603871.XU CN212790533U (en) | 2020-08-05 | 2020-08-05 | Microbubble generator under electric field control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212790533U true CN212790533U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021603871.XU Expired - Fee Related CN212790533U (en) | 2020-08-05 | 2020-08-05 | Microbubble generator under electric field control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212790533U (en) |
-
2020
- 2020-08-05 CN CN202021603871.XU patent/CN212790533U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 Termination date: 20210805 |
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| CF01 | Termination of patent right due to non-payment of annual fee |