CN109011717A - A kind of device and method of ultrasonic in combination negative pressure enhancing degasification - Google Patents
A kind of device and method of ultrasonic in combination negative pressure enhancing degasification Download PDFInfo
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- CN109011717A CN109011717A CN201810979202.3A CN201810979202A CN109011717A CN 109011717 A CN109011717 A CN 109011717A CN 201810979202 A CN201810979202 A CN 201810979202A CN 109011717 A CN109011717 A CN 109011717A
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- Prior art keywords
- ultrasonic
- vacuum tank
- degassing
- degasification
- negative pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0073—Degasification of liquids by a method not covered by groups B01D19/0005 - B01D19/0042
- B01D19/0078—Degasification of liquids by a method not covered by groups B01D19/0005 - B01D19/0042 by vibration
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Water Treatments (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention provides a kind of device and method of ultrasonic in combination negative pressure enhancing degasification, which includes vacuum tank, and ultrasonic transducer is equipped in the vacuum tank, and the vacuum tank is communicated with vacuum pump by exhaust pipe.The advantages of two methods of present invention combination ultrasonic cavitation degassing and negative pressure degassing, effectively improve liquid degassing efficiency and degassing validity.
Description
Technical field
The present invention relates to depassing unit fields, device and side more particularly to a kind of enhancing degasification of ultrasonic in combination negative pressure
Method.
Background technique
In ultrasonic field, the gas for being dissolved in liquid forms cavitation bubble, and under ultrasonic vibration effect, bubble sound field is simultaneously polymerized to big
Bubble, and ultrasonic radiation force promotion under rise to liquid surface.Ultrasonic degasification to the lesser liquid handling effect of viscosity compared with
It is good, and the degasification for being widely used in molten metal, glass etc. is to reduce the gap formed in process of setting.Chang Yong et al. is " molten
In influence (material and metallurgical journal, the 1st phase of volume 6, in March, 2007) of the body processing method to fine aluminium ingot casting ultrasonic degassing "
Ultrasonic degasification is disclosed, in cast metals, after ultrasonication metal bath, the degassing efficiency of melt is significantly mentioned
5.8 times of degasifier are about used alone in height.Vacuum degassing will be evacuated in tank body using vacuum pump, and negative pressure, tank are caused
The gas-liquid separation under the action of negative pressure of interior pressure.If this method relies on merely gas diffusion, degassing efficiency is lower.Li Jun text et al. exists
It is disclosed in " influence (non-ferrous metal, the 2nd phase of volume 63, in May, 2011) of degasifier and ultrasonic wave to Al_5_Si ingot casting degasification "
Vacuum degassing, using vacuum degassing removes Al2O3Middle hydrogen, hydrogen mainly pass through two kinds of shapes to liquid gas interface migration in molten aluminum
Formula realizes, i.e. bubble form and pure diffusion mode.It is wherein far below with the speed of pure diffusion mode liberation of hydrogen and is analysed in the form of bubbles
The speed of hydrogen, but spontaneous bubble nucleation is highly difficult.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of enhancings of ultrasonic in combination negative pressure to remove
The problems such as device and method of gas, design for solving depassing unit in the prior art is unreasonable, degassing effect is bad.
In order to achieve the above objects and other related objects, first aspect present invention provides a kind of enhancing of ultrasonic in combination negative pressure and removes
The device of gas, including vacuum tank, the vacuum tank is interior to be equipped with ultrasonic transducer, and the vacuum tank is communicated with very by exhaust pipe
Sky pump.
In some embodiments of the invention, the ultrasonic transducer is electrically connected with cable resistance to compression adapter.
In some embodiments of the invention, the cable resistance to compression adapter is electrically connected with driving power.
In some embodiments of the invention, the ultrasonic transducer is close to the vacuum pot bottom.
In some embodiments of the invention, the vacuum tank is communicated with relief valve.
In some embodiments of the invention, the vacuum tank is equipped with pressure gauge.
In some embodiments of the invention, the top of the vacuum tank is equipped with Cap for tin body.
In some embodiments of the invention, the bottom of the vacuum tank is equipped with and screws valve.
Second aspect of the present invention provides a kind of method of ultrasonic in combination negative pressure enhancing degasification, using above-mentioned apparatus, including it is right
Liquid in vacuum tank carries out ultrasonic transduction degasification, is evacuated simultaneously.
Third aspect present invention provides de-gas liq made from the above method.
Fourth aspect present invention provides above-mentioned apparatus in distillation water degasification, deionized water degassing, mud degassing or molten liquid
Application in degassing etc..
Fifth aspect present invention provides the degassing system with above-mentioned apparatus.
As described above, a kind of device and method of ultrasonic in combination negative pressure enhancing degasification of the invention, has below beneficial to effect
Fruit: the advantages of two methods of present invention combination ultrasonic cavitation degassing and negative pressure degassing, improving liquid degassing efficiency and degassing has
Effect property.The present invention is suitable for the industries such as high-strength focusing ultrasonic therapy, drug research, pharmacy, chemical industry to distilled water, deionized water
Etc. being de-gassed, be suitable for all kinds of mud cleaning systems, it can also be used to improve cast metals needle pore defect, or for ceramics,
The molten liquid of the industries such as plastic toy, resin craft, ink-cases of printers and glassware deaerates.
Detailed description of the invention
Fig. 1 is shown as structural schematic diagram of the invention.
Piece mark explanation
1-ultrasonic transducer
2-driving powers
3-screw valve
4-vacuum pumps
5-exhaust heads
6-Cap for tin body
7-pressure gauges
8-relief valves
9-vacuum tanks
10-cable resistance to compression adapters
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
It should be clear that in the following example not specifically dated process equipment or device be all made of conventional equipment in the art or
Device；All pressure values and range all refer to absolute pressure.
In addition, it should also be understood that, one or more method and step mentioned in the present invention does not repel before and after the combination step
It can also be inserted into other methods step there may also be other methods step or between these explicitly mentioned steps, unless separately
It is described；It should also be understood that the combination connection relationship between one or more equipment/device mentioned in the present invention is not repelled
The two equipment/devices specifically mentioned before and after the unit equipment/device there may also be other equipment/device or at these it
Between can also be inserted into other equipment/device, unless otherwise indicated.Moreover, unless otherwise indicated, the number of various method steps is only
Identify the convenient tool of various method steps, rather than for the arrangement order of limitation various method steps or limits the enforceable model of the present invention
It encloses, relativeness is altered or modified, and without material changes in technical content, when being also considered as, the present invention is enforceable
Scope.
Enhance the device of degasification, including vacuum tank 9 for ultrasonic in combination negative pressure of the invention as shown in Figure 1, is set in vacuum tank 9
There is ultrasonic transducer 1, vacuum tank 9 is communicated with vacuum pump 4 by exhaust pipe.Vacuum pump 4 is used to carry out taking out to vacuum tank 9 true
Sky, ultrasonic ring energy device are used to carry out the liquid in tank body ultrasonic degasification.Ultrasonic transducer 1 is located inside vacuum tank 9, make its
Effective time carries out ultrasonication to liquid, improves its ultrasonic efficiency.
In some embodiments, ultrasonic transducer 1 is electrically connected with cable resistance to compression adapter 10.
In some embodiments, cable resistance to compression adapter 10 is electrically connected with driving power 2.
In some embodiments, ultrasonic transducer 1 is close to 9 bottom of vacuum tank, so that ultrasonic transducer 1 sends out pot liquid
Sufficient ultrasonication is waved, ultrasonic degassing efficiency is improved.
In some embodiments, vacuum tank 9 is communicated with relief valve 8, for degasification after carry out pressure release.
In some embodiments, vacuum tank 9 is equipped with pressure gauge 7, for the pressure value in real-time display tank body.
In some embodiments, the top of vacuum tank 9 is equipped with Cap for tin body 6, when needing that liquid is added, opens Cap for tin body 6, leads to
It crosses top opening and liquid is added.
In some embodiments, the bottom of vacuum tank 9 is equipped with and screws valve 3, and for treated, sample is discharged.
Carrying out degasification using above-mentioned apparatus, the specific method is as follows: opening Cap for tin body 6, the liquid of processing to be degassed passes through top
In portion's opening injection vacuum tank 9, Cap for tin body 6 is covered tightly, tightens and screws valve 3, closes relief valve 8.Vacuum pump 4 passes through exhaust pipe
Exhaust head 5 is connected with tank body, is evacuated by vacuum pump 4, is continuously applied negative pressure to vacuum tank 9, real-time pressure value can be by pressure
Table 7 is read.Ultrasonic transducer 1 is connect by cable resistance to compression adapter with the ultrasound-driven power supply 2 outside tank body, the ultrasonic transducer
Generally low-frequency high-power energy converter is conducive to cavitation generation.Ultrasonic transducer 1 is generally placed in tank base, to utilize
Ultrasonic radiation force plays a role in promoting to gas discharge liquid, accelerates exhaust.After the completion of sample effect, opening screws valve 3, by sample
Product take out.
Combining degasification mode with negative pressure using ultrasonic cavitation can be improved degassing efficiency and liquid air content is effectively reduced, experiment
Show using the device and method, ultrasonic power 950W, negative pressure -0.09MPa, act on 12.5h, the oxygen content of 1.2 tons of water by
2mg/L is down to 0.5mg/L, and this method provides effective realization means to the preparation of dissolved oxygen amount strict control, experimentation.
In conclusion the advantages of two methods of present invention combination ultrasonic cavitation degassing and negative pressure degassing, improve liquid degassing
Efficiency and degassing validity.The present invention is suitable for the industries pair such as high-strength focusing ultrasonic therapy, drug research, pharmacy, chemical industry
Distilled water, deionized water are de-gassed, and are suitable for all kinds of mud cleaning systems, it can also be used to improve cast metals needle pore defect,
Or the molten liquid degassing of the industries such as ceramics, plastic toy, resin craft, ink-cases of printers and glassware, the present invention adopt
With resistance to compression substitute mode, ultrasonic transducer is arranged in vacuum tank bottom, ultrasonic work can be carried out to sample within effective time
With, raising ultrasonication efficiency, and unidirectional upward acoustic radiation force can be efficiently used, accelerate removal of bubbles.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of device of ultrasonic in combination negative pressure enhancing degasification, which is characterized in that including vacuum tank (9), in the vacuum tank (9)
Equipped with ultrasonic transducer (1), the vacuum tank (9) is communicated with vacuum pump (4) by exhaust pipe.
2. the apparatus according to claim 1, it is characterised in that: the ultrasonic transducer (1) is electrically connected with cable resistance to compression
Adapter (10).
3. the apparatus of claim 2, it is characterised in that: the cable resistance to compression adapter (10) is electrically connected with driving
Power supply (2).
4. the apparatus according to claim 1, it is characterised in that: the ultrasonic transducer (1) is close to the vacuum tank (9) bottom
Portion.
5. the apparatus according to claim 1, it is characterised in that: the vacuum tank (9) is communicated with relief valve (8).
6. the apparatus according to claim 1, it is characterised in that: the vacuum tank (9) is equipped with pressure gauge (7), described true
The top of slack tank (9) is equipped with Cap for tin body (6), and the bottom of the vacuum tank (9), which is equipped with, screws valve (3).
7. a kind of method of ultrasonic in combination negative pressure enhancing degasification, using device as claimed in any one of claims 1 to 6, feature
It is: including carrying out ultrasonic transduction degasification to the liquid in vacuum tank, is evacuated simultaneously.
8. de-gas liq made from method according to claim 7.
9. -6 any one described devices are in distillation water degasification, deionized water degassing, mud degassing or melting according to claim 1
Application in liquid degassing.
10. the degassing system with claim 1-6 any one described device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979202.3A CN109011717A (en) | 2018-08-27 | 2018-08-27 | A kind of device and method of ultrasonic in combination negative pressure enhancing degasification |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979202.3A CN109011717A (en) | 2018-08-27 | 2018-08-27 | A kind of device and method of ultrasonic in combination negative pressure enhancing degasification |
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| CN109011717A true CN109011717A (en) | 2018-12-18 |
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| CN201810979202.3A Pending CN109011717A (en) | 2018-08-27 | 2018-08-27 | A kind of device and method of ultrasonic in combination negative pressure enhancing degasification |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739127A (en) * | 2019-09-20 | 2020-01-31 | 贵州电网有限责任公司 | ultrasonic degassing equipment for transformer oil change device and degassing method thereof |
| CN111054099A (en) * | 2019-12-24 | 2020-04-24 | 天津大学 | Hydraulic oil degassing device utilizing transparent vacuum tank and ultrasonic waves |
| CN111365326A (en) * | 2020-03-16 | 2020-07-03 | 北京蔚海明祥科技有限公司 | Hydraulic oil ultrasonic defoaming control system and control method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1426174A (en) * | 1972-03-23 | 1976-02-25 | Davy Instr Ltd | Degassing apparatus |
| CN102554195A (en) * | 2011-12-31 | 2012-07-11 | 大连理工大学 | Power ultrasonic device for treating high-temperature metal melt under vacuum state and method thereof |
| CN108225948A (en) * | 2017-12-28 | 2018-06-29 | 重庆医科大学 | A kind of method and device using ultrasonic cavitation evaluation Metal Mechanic Property |
-
2018
- 2018-08-27 CN CN201810979202.3A patent/CN109011717A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1426174A (en) * | 1972-03-23 | 1976-02-25 | Davy Instr Ltd | Degassing apparatus |
| CN102554195A (en) * | 2011-12-31 | 2012-07-11 | 大连理工大学 | Power ultrasonic device for treating high-temperature metal melt under vacuum state and method thereof |
| CN108225948A (en) * | 2017-12-28 | 2018-06-29 | 重庆医科大学 | A kind of method and device using ultrasonic cavitation evaluation Metal Mechanic Property |
Non-Patent Citations (1)
| Title |
|---|
| 王超: "《陶瓷成型技术》", 31 July 2012, 中国轻工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739127A (en) * | 2019-09-20 | 2020-01-31 | 贵州电网有限责任公司 | ultrasonic degassing equipment for transformer oil change device and degassing method thereof |
| CN111054099A (en) * | 2019-12-24 | 2020-04-24 | 天津大学 | Hydraulic oil degassing device utilizing transparent vacuum tank and ultrasonic waves |
| CN111365326A (en) * | 2020-03-16 | 2020-07-03 | 北京蔚海明祥科技有限公司 | Hydraulic oil ultrasonic defoaming control system and control method |
| CN111365326B (en) * | 2020-03-16 | 2022-07-26 | 北京蔚海明祥科技有限公司 | Hydraulic oil ultrasonic defoaming control system and control method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20181218 |