CN103055749B - Portable electromagnetic direct driven magnetic stirrer - Google Patents
Portable electromagnetic direct driven magnetic stirrer Download PDFInfo
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- CN103055749B CN103055749B CN201210595690.0A CN201210595690A CN103055749B CN 103055749 B CN103055749 B CN 103055749B CN 201210595690 A CN201210595690 A CN 201210595690A CN 103055749 B CN103055749 B CN 103055749B
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- magnet exciting
- exciting coil
- iron core
- core column
- coil
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- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
Portable electromagnetic direct driven magnetic stirrer provided by the invention, comprise shell, panel, multipole DM, the upper magnet exciting coil that its iron core column is wound with and lower magnet exciting coil, also comprise the control circuit in described shell and batteries, it is characterized in that: produce stirrer in rotating excitation field Direct driver liquid in container owing to adopting electromagnet and become circumferential cycle to move, decrease intermediate link, conversion efficiency is improved, simultaneously because electromagnet can pass through regulation voltage, electric current obtains the magnetic field intensity being greater than permanent magnet, so mixing torque can improve greatly, applicability is stronger, owing to there is no the mechanical movement of motor, noise when not only eliminating motor running and reduce fault rate, Alternating Current Power Supply and be battery charging is automatically adopted when laboratory, automatically transfer batteries when going out to power, conveniently go out field assay use.
Description
Technical field
The present invention relates to agitating device, particularly a kind of Portable electromagnetic direct driven magnetic stirrer.
Background technology
It is not very large liquid or solidliquid mixture that magnetic stirring apparatus is applicable to stir viscosity, during use, stirrer is put into liquid in container, after producing rotating excitation field under panel, drives stirrer become circumferential cycle to move thus reach the object of agitated liquid.The chemistry of school, medical science, Biochemical Lab, analysis room, the widely used liquid stirring device in laboratory of the scientific research departments such as biology, heredity, medicine, environment-friendly laboratory and food, epidemic prevention, medical treatment.
The magnetic stirring apparatus of current use comprises base, control circuit, panel, motor and permanent magnet, its operation principle is that motor drives permanent magnet to rotate generation rotating excitation field, rotating excitation field drives stirrer in liquid in container to become circumferential cycle to move, its mixing torque is little, and during motor running, have noise, failure rate of machinery high, general employing Alternating Current Power Supply, can not go out to portably use.
Summary of the invention
Object of the present invention is exactly the above-mentioned defect that will overcome prior art, provides a kind of Portable electromagnetic direct driven magnetic stirrer efficiently.
For achieving the above object, Portable electromagnetic direct driven magnetic stirrer provided by the invention, comprise shell, panel, multipole DM, the upper magnet exciting coil that its iron core column is wound with and lower magnet exciting coil, also comprise the control circuit in described shell and batteries, it is characterized in that: produce stirrer in rotating excitation field Direct driver liquid in container by multipole DM and become circumferential cycle to move, multipole DM is connected with control circuit electricity, panel is close in its iron core column upper surface, be placed in below and one piece of insulation board is bearing on the bottom surface of shell, batteries is connected with control circuit electricity, Alternating Current Power Supply and be battery charging is automatically adopted when laboratory, go out automatically to transfer batteries to when field assay uses to power.
Portable electromagnetic direct driven magnetic stirrer of the present invention, wherein said multipole DM adopts 4,6 or 8 iron core column to be evenly distributed in a concentric circumferences; Each iron core column is wound with magnet exciting coil and each one of lower magnet exciting coil, upper magnet exciting coil upper and lower overlap identical with lower magnet exciting coil parameter is placed, the upper magnet exciting coil of each iron core column around to and the sense of current that passes through make the upper surface of each iron core column all produce magnetic pole N pole of the same name, be placed on lower magnet exciting coil below around to and the sense of current that passes through make it all to produce the magnetic pole S pole contrary with upper magnet exciting coil.2 iron core column relative in concentric circumferences and upper magnet exciting coil and lower magnet exciting coil are a pair, the upper magnet exciting coil of its iron core column is a coil groups with the lower magnet exciting coil series connection of that relative iron core column, the lower magnet exciting coil of its iron core column is a coil groups with the upper magnet exciting coil series connection of that relative iron core column, the rest may be inferred by analogy can form 4,6 or 8 coil groups for it, each coil groups is connected with control circuit electricity respectively, and the coil groups of control circuit successively in turn for being evenly distributed on each iron core column in a concentric circumferences is powered and namely produced rotating excitation field.
Portable electromagnetic direct driven magnetic stirrer of the present invention, the iron core column material of wherein said multipole DM is pure iron.
Portable electromagnetic direct driven magnetic stirrer of the present invention, wherein said panel adopts nonmagnetic substance to make, and material is aluminium, copper, non-magnetic stainless steel, hard plastics.
Portable electromagnetic direct driven magnetic stirrer of the present invention, wherein said batteries is Li-Ion rechargeable battery, ni-mh (Ni-MH) rechargeable battery, NI-G (Ni-Cr) rechargeable battery.
Advantage and the good effect of Portable electromagnetic direct driven magnetic stirrer of the present invention are: produce rotating excitation field Direct driver owing to adopting electromagnet, decrease intermediate link, conversion efficiency is improved, simultaneously because electromagnet can obtain by regulation voltage, electric current the magnetic field intensity being greater than permanent magnet, so mixing torque can improve greatly, applicability is stronger.
Owing to there is no the mechanical movement of motor, noise when not only eliminating motor running and reduce fault rate.
Adopt batteries to power, field assay of conveniently going out uses simultaneously.
Be described in detail with reference to accompanying drawing below in conjunction with embodiment.
Accompanying drawing explanation
Fig. 1 is the front sectional view of Portable electromagnetic direct driven magnetic stirrer embodiment of the present invention;
Fig. 2 is that 4 iron core column and magnet exciting coil are evenly distributed on top view in concentric circumferences;
Fig. 3 is that 6 iron core column and magnet exciting coil are evenly distributed on top view in concentric circumferences;
Fig. 4 is that 8 iron core column and magnet exciting coil are evenly distributed on top view in concentric circumferences.
Detailed description of the invention
The embodiment of Portable electromagnetic direct driven magnetic stirrer of the present invention is described in detail below in conjunction with accompanying drawing.
With reference to Fig. 1, Portable electromagnetic direct driven magnetic stirrer provided by the invention, comprise shell 1, upper magnet exciting coil 5 that panel 2, multipole DM 3, its iron core column 4 are wound with and lower magnet exciting coil 6, also comprise the control circuit 7 in described shell 1 and batteries 8; It is characterized in that: produce stirrer in rotating excitation field Direct driver liquid in container by multipole DM 3 and become circumferential cycle to move, multipole DM 3 is connected with control circuit 7 electricity, panel 2 is close in its iron core column 4 upper surface, being placed in below on one piece of insulation board is bearing on the bottom surface of shell 1, batteries 8 is connected with control circuit 7 electricity, adopt Alternating Current Power Supply when laboratory and automatically charge for batteries 8, automatically transferring batteries 8 to when field assay of going out uses and power.
With reference to Fig. 2, Fig. 3, Fig. 4, Portable electromagnetic direct driven magnetic stirrer of the present invention, wherein said multipole DM 3 adopts 4,6 or 8 iron core column 4 to be evenly distributed in a concentric circumferences; Each iron core column 4 is wound with magnet exciting coil 5 and each one of lower magnet exciting coil 6, upper magnet exciting coil 5 upper and lower overlap identical with lower magnet exciting coil 6 parameter is placed, the upper magnet exciting coil 5 of each iron core column 4 around to and the sense of current that passes through make the upper surface of iron core column 4 all produce magnetic pole N pole of the same name, be placed on lower magnet exciting coil 6 below around to and the sense of current that passes through make it all to produce the magnetic pole S pole contrary with upper magnet exciting coil 5.Describe in detail for 6 iron core column below, 6 iron core column 4 are denoted as A, B, C, D, E, F successively containing upper magnet exciting coil 5 and lower magnet exciting coil 6,2 iron core column 4 relative in concentric circumferences and upper magnet exciting coil 5 and lower magnet exciting coil 6 are a pair, it is 3 right that 6 iron core column 4 are divided into, namely A, D are a pair, B, E are a pair, to be lower magnet exciting coil 6 series connection of the upper magnet exciting coil 5 of a pair, A and D be one group is called that the upper magnet exciting coil 5 of A coil groups, D and lower magnet exciting coil 6 series connection of A are one group and are called D coil groups for C, F, the upper magnet exciting coil 5 of B and lower magnet exciting coil 6 series connection of E are one group and are called that the upper magnet exciting coil 5 of B coil groups, E and lower magnet exciting coil 6 series connection of B are one group and are called E coil groups, the upper magnet exciting coil 5 of C and lower magnet exciting coil 6 series connection of F are one group and are called C coil groups, the upper magnet exciting coil 5 of F and lower magnet exciting coil 6 series connection of C are one group and are called F coil groups, A, B, C, D, E, F coil groups is connected with control circuit 7 electricity respectively, the coil groups of control circuit 7 successively in turn for being evenly distributed on each iron core column 4 in a concentric circumferences is powered, the power upper surface of A iron core column 4 of the upper magnet exciting coil 5 of a certain moment A iron core column 4 produces N pole, the lower magnet exciting coil 6 of the D iron core column 4 of connecting with it makes the upper surface of D iron core column produce synonyms pole S pole, the power upper surface of B iron core column of the upper magnet exciting coil 5 of subsequent time B iron core column 4 produces N pole, the lower magnet exciting coil 6 of the E iron core column 4 of connecting with it makes the upper surface of E iron core column 4 produce synonyms pole S pole, then the upper surface of C iron core column 4 produces the generation synonyms pole S pole, upper surface of N pole, simultaneously F iron core column 4, then the upper surface of D iron core column 4 produces the generation synonyms pole S pole, upper surface of N pole, simultaneously A iron core column 4, the upper surface of E iron core column 4 produces the generation synonyms pole S pole, upper surface of N pole, simultaneously B iron core column 4 thereupon, the upper surface of last F iron core column 4 produces the generation synonyms pole S pole, upper surface of N pole, simultaneously C iron core column 4, then a new circulation is started ..., so go round and begin again and just create rotating excitation field.
Portable electromagnetic direct driven magnetic stirrer of the present invention, iron core column 4 material of wherein said multipole DM 3 is pure iron.
Portable electromagnetic direct driven magnetic stirrer of the present invention, wherein said panel 2 adopts nonmagnetic substance to make, and material is aluminium, copper, non-magnetic stainless steel, hard plastics.
Portable electromagnetic direct driven magnetic stirrer of the present invention, wherein said batteries 8 is Li-Ion rechargeable battery, ni-mh (Ni-MH) rechargeable battery, NI-G (Ni-Cr) rechargeable battery.
Advantage and the good effect of Portable electromagnetic direct driven magnetic stirrer of the present invention are: produce rotating excitation field Direct driver owing to adopting electromagnet, decrease the intermediate link of electric energy → mechanical energy → rotating excitation field, conversion efficiency is improved, simultaneously because electromagnet can obtain by regulation voltage, electric current the magnetic field intensity being greater than permanent magnet, so mixing torque can improve greatly, applicability is stronger.
Owing to there is no the mechanical movement of motor, noise when not only eliminating motor running and reduce fault rate.
Owing to adopting Alternating Current Power Supply and direct current supply simultaneously, adopt Alternating Current Power Supply and be battery charging automatically when laboratory, automatically transfer batteries to when field assay of going out uses and power, convenient field assay use of going out.。
Embodiment recited above is only be described the preferred embodiment of the present invention, not limits the spirit and scope of the present invention.Under the prerequisite not departing from design concept of the present invention; the various modification that this area ordinary person makes technical scheme of the present invention and improvement; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, all records in detail in the claims.
Claims (3)
1. a Portable electromagnetic direct driven magnetic stirrer, comprises shell (1), panel (2), multipole DM (3), iron core column (4), upper magnet exciting coil (5), lower magnet exciting coil (6), control circuit (7) and batteries (8), it is characterized in that: wherein said multipole DM (3) employing 4,6 or 8 iron core column (4) are evenly distributed in a concentric circumferences, each iron core column (4) is wound with magnet exciting coil (5) and each one of lower magnet exciting coil (6), upper magnet exciting coil (5) upper and lower overlap identical with lower magnet exciting coil (6) parameter is placed, the upper magnet exciting coil (5) of each iron core column (4) around to and the sense of current that passes through make the upper surface of each iron core column (4) all produce magnetic pole N pole of the same name, be placed on lower magnet exciting coil (6) below around to and the sense of current that passes through make it all to produce the magnetic pole S pole contrary with upper magnet exciting coil (5), 2 iron core column (4) relative in concentric circumferences and upper magnet exciting coil (5) and lower magnet exciting coil (6) are a pair, the upper magnet exciting coil (5) of its iron core column (4) is a coil groups with lower magnet exciting coil (6) series connection of relative that iron core column (4), the lower magnet exciting coil (6) of its iron core column (4) is a coil groups with upper magnet exciting coil (5) series connection of relative that iron core column (4), 4 can be formed, 6 or 8 coil groups, each coil groups is connected with control circuit (7) electricity respectively, the coil groups of control circuit (7) successively in turn for being evenly distributed on each iron core column (4) in a concentric circumferences is powered generation rotating excitation field, producing stirrer in rotating excitation field Direct driver liquid in container by multipole DM (3) becomes circumferential cycle to move, panel (2) is close in the upper surface of iron core column (4), be placed on one piece of insulation board below, insulation board is bearing on the bottom surface of shell (1), batteries (8) is connected with control circuit (7) electricity.
2. Portable electromagnetic direct driven magnetic stirrer according to claim 1, is characterized in that: iron core column (4) material of wherein said multipole DM (3) is pure iron.
3. Portable electromagnetic direct driven magnetic stirrer according to claim 1, is characterized in that: wherein said panel (2) adopts nonmagnetic substance to make, and material is aluminium, copper, non-magnetic stainless steel, hard plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595690.0A CN103055749B (en) | 2012-12-21 | 2012-12-21 | Portable electromagnetic direct driven magnetic stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595690.0A CN103055749B (en) | 2012-12-21 | 2012-12-21 | Portable electromagnetic direct driven magnetic stirrer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103055749A CN103055749A (en) | 2013-04-24 |
| CN103055749B true CN103055749B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210595690.0A Expired - Fee Related CN103055749B (en) | 2012-12-21 | 2012-12-21 | Portable electromagnetic direct driven magnetic stirrer |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261041A (en) * | 2018-12-09 | 2019-01-25 | 安徽航天环境工程有限公司 | A kind of magnetic stirring apparatus |
| CN111411375A (en) * | 2020-05-25 | 2020-07-14 | 烟台力凯数控科技有限公司 | Diamond wire sanding method capable of adjusting rotating magnetic field |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5681127A (en) * | 1979-12-05 | 1981-07-02 | Toa Medical Electronics Co Ltd | Agitator |
| CN101594928A (en) * | 2006-11-10 | 2009-12-02 | 独立行政法人科学技术振兴机构 | Electromagnetic mixing apparatus |
| CN101700477A (en) * | 2009-05-12 | 2010-05-05 | 湖南科美达电气有限公司 | Multimode magnetic filed electromagnetic stirrer |
| CN201519563U (en) * | 2009-07-23 | 2010-07-07 | 天津市欧诺仪器仪表有限公司 | Ultrathin submerged digital-display magnetic stirrer |
| CN202460544U (en) * | 2012-03-09 | 2012-10-03 | 苏州捷美电子有限公司 | Magnetic driving device |
-
2012
- 2012-12-21 CN CN201210595690.0A patent/CN103055749B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5681127A (en) * | 1979-12-05 | 1981-07-02 | Toa Medical Electronics Co Ltd | Agitator |
| CN101594928A (en) * | 2006-11-10 | 2009-12-02 | 独立行政法人科学技术振兴机构 | Electromagnetic mixing apparatus |
| CN101700477A (en) * | 2009-05-12 | 2010-05-05 | 湖南科美达电气有限公司 | Multimode magnetic filed electromagnetic stirrer |
| CN201519563U (en) * | 2009-07-23 | 2010-07-07 | 天津市欧诺仪器仪表有限公司 | Ultrathin submerged digital-display magnetic stirrer |
| CN202460544U (en) * | 2012-03-09 | 2012-10-03 | 苏州捷美电子有限公司 | Magnetic driving device |
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| CN103055749A (en) | 2013-04-24 |
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