CN201175487Y - Micro piezoelectric type vibration dispensation device - Google Patents
Micro piezoelectric type vibration dispensation device Download PDFInfo
- Publication number
- CN201175487Y CN201175487Y CNU2008200658410U CN200820065841U CN201175487Y CN 201175487 Y CN201175487 Y CN 201175487Y CN U2008200658410 U CNU2008200658410 U CN U2008200658410U CN 200820065841 U CN200820065841 U CN 200820065841U CN 201175487 Y CN201175487 Y CN 201175487Y
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- Prior art keywords
- liquid
- piezoelectric
- piezoelectric transducer
- medicine
- transducer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000007788 liquid Substances 0.000 claims abstract description 49
- 230000008878 coupling Effects 0.000 claims abstract description 16
- 238000010168 coupling process Methods 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 230000003044 adaptive effect Effects 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 34
- 239000000839 emulsion Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005855 radiation Effects 0.000 abstract description 5
- 230000010355 oscillation Effects 0.000 abstract description 4
- 238000002604 ultrasonography Methods 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 2
- 238000004945 emulsification Methods 0.000 abstract 1
- 230000010358 mechanical oscillation Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000013019 agitation Methods 0.000 description 7
- 239000000725 suspension Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 5
- 239000004531 microgranule Substances 0.000 description 4
- 230000001804 emulsifying effect Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
The utility model discloses a small-sized piezoelectric oscillation dispensing apparatus used for medicine mixture before medicine injection, which is mainly composed of a piezoelectric transducer, a signal cable, a drive circuit, a power cord, an adaptation clamp, a liquid groove, coupling liquid, etc. The coupling liquid is injected into the liquid groove; the drive circuit realizes electric connection with the piezoelectric transducer by the signal cable and supplies oscillation signals; a front radiation cover plate of the transducer clings to the outer surface of the bottom of the liquid groove to emit sonic waves to the coupling liquid in the groove; the adaptation clamp clamps a medicine bottle to be tightly fixed above the liquid groove, which causes the bottom of the medicine bottle to be immerged into the coupling liquid keeping a fixation posture. Due to the utilization of the mechanical action of power ultrasound, the small-sized piezoelectric oscillation dispensing apparatus emits ultrasonic waves into the medicine bottle by the piezoelectric transducer, enhances the emulsification effect of emulsions or the distribution uniformity of medicine particles in suspending liquid by utilizing mechanical oscillation energy of the sonic waves, and can complete dispensing operation being convenient, controllable and not leading external pollution into.
Description
Technical field
This utility model relates to a kind of medicine blended dispenser of vibrating, particularly a kind of vibration dispenser that adopts the piezoelectric transducer form of being used for before the medicine injection.
Background technology
At medical domain, before the common medicine injection, often need that multiple medicine is mixed and made into Emulsion and use; Pulverous medicine then must add secondary solvent and make suspension and can use.For the medicine microgranule fully being mixed and being distributed in the solvent equably, ideal way is to carry out mechanical agitation, accelerate between the medicine particle and mutual physical action between the solvent particle, improve the uniform distribution degree of medicine in suspension or Emulsion, thereby reach the purpose that improves the medicine practical effect.And for fear of polluting medicine, operator adopt craft or electric agitator to vibrate the way of medicine bottle usually, and its actual mechanical agitation has certain restriction.
Summary of the invention
The purpose of this utility model is in order to overcome the restriction of common low frequency mechanical agitation methods such as above-mentioned craft or electric agitator, a kind of hyperacoustic high frequency mechanical agitation of utilizing is provided, improve to improve the emulsifying effectiveness or the be evenly distributed degree of medicine microgranule in suspension of Emulsion, and reach convenient, controlled, the small-sized piezoelectric formula of the effect of not introducing outside contamination is vibrated dispenser.
The purpose of this utility model is achieved in that a kind of small-sized piezoelectric formula vibration dispenser, comprise by power line 1, power line 1 is connected with drive circuit 2, the signal cable 3 of drive circuit 2 is connected with piezoelectric transducer 7, piezoelectric transducer 7 is installed on the base 8, and piezoelectric transducer 7 tops are provided with liquid bath 5, and the previous irradiation cover plate of piezoelectric transducer 7 is close to the bottom outer surface of liquid bath 5, adaptive anchor clamps 4 are installed in liquid bath 5 tops, and coupling liquid 6 is housed on the liquid bath 5.Piezoelectric transducer 7 can be the piezoelectric ceramic transducer of arbitrary structures design form.
Small-sized piezoelectric formula provided by the utility model vibration dispenser is utilized the mechanism of power ultrasonic, launches ultrasound wave by piezoelectric transducer in medicine bottle, and ultransonic dither and radiation pressure can form in liquid and effectively stir with mobile.The cavitation bubble vibration produces strong jet and local micro slipstream to the medicine bottle surface, all can significantly weaken the surface tension and the frictional force of liquid, and destroys the boundary-layer of solid-liquid interface, thereby reaches the inaccessible effect of common low frequency mechanical agitation.Promptly utilize the mechanical vibrational energy of sound wave to improve the emulsifying effectiveness of Emulsion or improve the be evenly distributed degree of medicine microgranule in suspension, can reach convenient, controlled, not introduce outside contamination and finish dispensing operation.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Among the figure: 1, power line, 2, drive circuit, 3, signal cable, 4, adaptive anchor clamps, 5, liquid bath, 6, coupling liquid, 7, piezoelectric transducer, 8, base.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further described.
As shown in Figure 1, this utility model mainly comprises by power line 1, power line 1 is connected with drive circuit 2, the signal cable 3 of drive circuit 2 is connected with piezoelectric transducer 7, piezoelectric transducer 7 is installed on the base 8, and piezoelectric transducer 7 tops are provided with liquid bath 5, and the previous irradiation cover plate of piezoelectric transducer 7 is close to the bottom outer surface of liquid bath 5, adaptive anchor clamps 4 are installed in liquid bath 5 tops, and coupling liquid 6 is housed on the liquid bath 5.
But related drive circuit 2 can be the signal of the driving pressure electric transducer of arbitrary structures design form to be produced and power amplification circuit.
The specification of liquid bath and adaptive anchor clamps comes specific design to install according to the volume and the profile of institute's dispensing bottle; Coupling liquid can be special-purpose acoustics couplant, also can be silicone oil or the pure water of handling through sterilization.
Liquid bath 5 of the present utility model is the hollow metal cylinder cavity, wherein be marked with certain graduated coupling liquid 6, adjustment is fixed on the movable cantilever of the adaptive anchor clamps 4 on liquid bath 5 sidewalls, so that will being housed, the medicine bottle of medicine to be mixed grips, make it the bottom and immerse certain depth in the coupling liquid 6, and the upright posture that medicine bottle is maintained fixed; The bottom outer surface of liquid bath 5 is close to the radiation front shroud of piezoelectric transducer 7, adopt non-resilient adhesive bonding between the contact surface, make it to guarantee approx to be rigidly connected, thus, when piezoelectric transducer 7 is subjected to signal of telecommunication excitation and when vibration takes place, radiative acoustic wave incides in the process in the coupling liquid 6, and the electroacoustic energy loss is less; The back shroud of piezoelectric transducer 7 bottoms is fixed on the bigger metallic base 8 of quality, makes it to keep stablizing firm support; Drive circuit 2 is realized being electrically connected by signal cable 3 and piezoelectric transducer 7, provides vibration required pumping signal and energy; The required electric energy of total system work is obtained from the general 220 volt of 50 hz AC electrical network in outside by power line 1.
(1) parts installation process
The first step is fixed on the base 8 with the back shroud of screw rod with piezoelectric transducer 7 bottoms.
Second step was bonded in liquid bath 5 bottom outer surfaces on the radiation front shroud of piezoelectric transducer 7 with non-resilient adhesive, left standstill a period of time to treat adhesive curing.
In the 3rd step, the connecting rod of adaptive anchor clamps 4 is welded on the outer surface of liquid bath 5 sidewalls.
In the 4th step, in liquid bath 5, inject a certain amount of coupling liquid 6.
The 5th step was connected piezoelectric transducer 7 with signal cable 3 with drive circuit 2, power line 1 is installed on the binding post of drive circuit 2.
(2) application of piezoelectric type vibration dispenser:
As shown in Figure 1, by the step of above-mentioned (1) piezoelectric type is vibrated after the dispenser assembling finishes, pack in the medicine bottle several medicines to be mixed and secondary solvent and sealing, with adaptive anchor clamps 4 medicine bottle is gripped, make it the bottom and immerse certain depth in the coupling liquid 6, and the upright posture that medicine bottle is maintained fixed, after power line 1 connects external power, system begins automatic work, after reaching the time period of setting, several medicines and secondary solvent are under the mechanical agitation of sound wave, and formation is evenly distributed and more stable Emulsion or suspension, dispenser is cut off the power supply automatically, the dispenser of piezoelectric type vibration so far end-of-job.
(3) course of action and operation principle:
After the piezoelectric type vibration dispenser energized, the automatic starting of oscillation of the signal generating circuit in the drive circuit 2 produces high-frequency vibration signal, after the power-amplifier stage amplification and impedance matching of inside, and driving pressure electric transducer 7.Piezoelectric transducer 7 is converted into the electric energy of the signal of telecommunication by piezoelectric effect the mechanical energy of acoustical signal, its previous irradiation cover plate incides the bottom surface that ultrasound wave sees through liquid bath 5 in the coupling liquid 6, through behind the liquid-solid and solid-liquid interface of medicine bottle, transmission enters in the mixed liquor in the medicine bottle at ultrasound wave that coupling liquid 6 is propagated.
Ultransonic dither and radiation pressure can form in medicine bottle liquid and effectively stir with mobile.The cavitation bubble vibration produces strong jet and local micro slipstream to the medicine bottle surface, all can significantly weaken the surface tension and the frictional force of liquid, and the boundary-layer of destruction solid-liquid interface, thereby reach the inaccessible effect of common low frequency mechanical agitation, improve the emulsifying effectiveness of Emulsion or improve the be evenly distributed degree of medicine microgranule in suspension.
Claims (2)
1, a kind of small-sized piezoelectric formula vibration dispenser, comprise by power line (1), power line (1) is connected with drive circuit (2), it is characterized in that: the signal cable (3) of drive circuit (2) is connected with piezoelectric transducer (7), piezoelectric transducer (7) is installed on the base (8), piezoelectric transducer (7) top is provided with liquid bath (5), the previous irradiation cover plate of piezoelectric transducer (7) is close to the bottom outer surface of liquid bath (5), adaptive anchor clamps (4) are installed in liquid bath (5) top, and coupling liquid (6) is housed on the liquid bath (5).
2, small-sized piezoelectric formula vibration dispenser according to claim 1, it is characterized in that: piezoelectric transducer (7) can be the piezoelectric ceramic transducer of arbitrary structures design form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200658410U CN201175487Y (en) | 2008-03-03 | 2008-03-03 | Micro piezoelectric type vibration dispensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200658410U CN201175487Y (en) | 2008-03-03 | 2008-03-03 | Micro piezoelectric type vibration dispensation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201175487Y true CN201175487Y (en) | 2009-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200658410U Expired - Fee Related CN201175487Y (en) | 2008-03-03 | 2008-03-03 | Micro piezoelectric type vibration dispensation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201175487Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918770A (en) * | 2017-04-05 | 2017-07-04 | 国家电网公司 | A kind of birds droppings simulated solution device for making |
-
2008
- 2008-03-03 CN CNU2008200658410U patent/CN201175487Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918770A (en) * | 2017-04-05 | 2017-07-04 | 国家电网公司 | A kind of birds droppings simulated solution device for making |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090107 Termination date: 20110303 |