CN108962600A - A kind of variable condenser and electronic equipment - Google Patents
A kind of variable condenser and electronic equipment Download PDFInfo
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- CN108962600A CN108962600A CN201810863172.XA CN201810863172A CN108962600A CN 108962600 A CN108962600 A CN 108962600A CN 201810863172 A CN201810863172 A CN 201810863172A CN 108962600 A CN108962600 A CN 108962600A
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- electrode
- wax
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- variable condenser
- liquid metal
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- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 229910001338 liquidmetal Inorganic materials 0.000 claims abstract description 33
- 229920001971 elastomer Polymers 0.000 claims abstract description 12
- 239000000806 elastomer Substances 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000001993 wax Substances 0.000 claims description 32
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 9
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- -1 lanocerin Substances 0.000 claims description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- HOWGUJZVBDQJKV-UHFFFAOYSA-N docosane Chemical group CCCCCCCCCCCCCCCCCCCCCC HOWGUJZVBDQJKV-UHFFFAOYSA-N 0.000 claims description 6
- VKOBVWXKNCXXDE-UHFFFAOYSA-N icosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCC(O)=O VKOBVWXKNCXXDE-UHFFFAOYSA-N 0.000 claims description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 6
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 239000012188 paraffin wax Substances 0.000 claims description 4
- WCOXQTXVACYMLM-UHFFFAOYSA-N 2,3-bis(12-hydroxyoctadecanoyloxy)propyl 12-hydroxyoctadecanoate Chemical compound CCCCCCC(O)CCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCC(O)CCCCCC)COC(=O)CCCCCCCCCCC(O)CCCCCC WCOXQTXVACYMLM-UHFFFAOYSA-N 0.000 claims description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 235000021355 Stearic acid Nutrition 0.000 claims description 3
- LCJHLOJKAAQLQW-UHFFFAOYSA-N acetic acid;ethane Chemical compound CC.CC(O)=O LCJHLOJKAAQLQW-UHFFFAOYSA-N 0.000 claims description 3
- 239000012179 bayberry wax Substances 0.000 claims description 3
- 235000013871 bee wax Nutrition 0.000 claims description 3
- 239000012166 beeswax Substances 0.000 claims description 3
- 239000004203 carnauba wax Substances 0.000 claims description 3
- 238000007334 copolymerization reaction Methods 0.000 claims description 3
- 239000008387 emulsifying waxe Substances 0.000 claims description 3
- 235000019441 ethanol Nutrition 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims description 3
- 239000003077 lignite Substances 0.000 claims description 3
- 239000004200 microcrystalline wax Substances 0.000 claims description 3
- 235000019808 microcrystalline wax Nutrition 0.000 claims description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000004170 rice bran wax Substances 0.000 claims description 3
- 235000019384 rice bran wax Nutrition 0.000 claims description 3
- 239000012177 spermaceti Substances 0.000 claims description 3
- 229940084106 spermaceti Drugs 0.000 claims description 3
- 239000008117 stearic acid Substances 0.000 claims description 3
- 239000003760 tallow Substances 0.000 claims description 3
- 241000238631 Hexapoda Species 0.000 claims description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000012178 vegetable wax Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 9
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 4
- 229910052733 gallium Inorganic materials 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000846 In alloy Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 description 2
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241001494479 Pecora Species 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- YZZNJYQZJKSEER-UHFFFAOYSA-N gallium tin Chemical compound [Ga].[Sn] YZZNJYQZJKSEER-UHFFFAOYSA-N 0.000 description 1
- CATSNJVOTSVZJV-UHFFFAOYSA-N heptan-2-one Chemical compound CCCCCC(C)=O CATSNJVOTSVZJV-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
- H01G5/04—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
- H01G5/01—Details
- H01G5/011—Electrodes
Abstract
The invention discloses a kind of variable condenser and electronic equipment, the variable condenser includes two electrodes set in a row, and the flexible insulation medium between the electrode, further includes: voltage-controlled mechanism;Each electrode is elastomer, has the cavity for being perfused with liquid metal, and the voltage-controlled mechanism acts on the cavity of the electrode, to change the overlapping area of the intracorporal liquid metal of chamber of two electrodes.Variable condenser in the present invention uses flexible material on the whole, can follow the deformation of flexible circuit and deform, be not susceptible to fall off, and can still keep its normal electric property after recoverable force.
Description
Technical field
The invention belongs to technical field of electronic devices more particularly to a kind of variable condensers and electronic equipment.
Background technique
Present liquid metal flexible circuit has already appeared in the market, but has one in liquid metal flexible circuit always
A little problems are unlikely to deform if stiffener does not suit with flexible circuit, are easily separated from or virtual connection.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of variable condenser, to solve stiff domain in the prior art
The unstable problem of application structure of the part in flexible circuit.
In some illustrative embodiments, the variable condenser, including two electrodes set in a row, and between institute
State the flexible insulation medium between electrode, further includes: voltage-controlled mechanism;Each electrode is elastomer, has and is perfused with liquid
The cavity of state metal, the voltage-controlled mechanism act on the cavity of the electrode, intracorporal with the chamber for changing two electrodes
The overlapping area of liquid metal.
In some illustrative embodiments, the cavity of each electrode is stored with a mutually independent liquid metal respectively
Pond connection;The voltage-controlled mechanism is gas control mechanism, is connected to by tracheae with the cavity of each electrode.
In some illustrative embodiments, the liquid that the cavity of each electrode is connected to the liquid metal elasticity reservoir
Hole is opposite with the position for the stomata that the cavity is connected to the tracheae.
In some illustrative embodiments, the voltage-controlled mechanism is gas control mechanism, passes through tracheae and each electrode
Cavity connection, specifically includes: being provided in the cavity of each electrode and collapse film, and the film that collapses is with unique port
Air chamber;The gas control mechanism is connected to by tracheae with the intracorporal port for collapsing film of the chamber, and by positive pressure or is born
The degrees of expansion of the voltage-controlled system air chamber, squeezes the intracorporal liquid metal of the chamber.
In some illustrative embodiments, the cavity of each electrode leads to conductive fiber respectively, described conductive fine
One end of dimension and the intracorporal liquid metal contacts of the chamber, be electrically connected contact of the other end as the electrode.
In some illustrative embodiments, the variable condenser, further includes: with the gas control mechanism and each electricity
The control circuit of pole electrical connection, for changing the capacitance of capacitor by controlling the gas control mechanism.
In some illustrative embodiments, the outside of variable condenser is coated with flexible body, and the voltage-controlled mechanism is air pump,
As the external accessory of variable condenser, it is placed in the outside of the elastomer, is formed with the gas in the inside of the flexible body
Pipe, the conductive fiber are exposed to outside the flexible body as one end of the contact that is electrically connected of electrode.
In some illustrative embodiments, the tracheae has the branch's knot being connected to respectively with the cavity of each electrode
Structure is provided with air valve on branched structure.
In some illustrative embodiments, on the inner wall of the cavity of each electrode be coated with docosane, stearic acid,
It is palmitinic acid, arachidic acid, haze tallow, palm wax, rice bran wax, He Heba wax, castor wax, bayberry wax, candelila wax, white from beeswax, worm
Wax, lanocerin, spermaceti, paraffin, microcrystalline wax, pertroleum wax, emulsifying wax, lignite wax, Fischer-Tropsch wax, polyethylene wax, polypropylene wax, chlorine
Fossil waxes, ethane-acetic acid ethyenyl copolymerization wax, one or more of ethylene oxide wax, the solvent include ether, petroleum ether,
In normal heptane, n-hexane, hexamethylene, ethyl acetate, methanol, ethyl alcohol, acetic acid, chloroform, carbon tetrachloride, benzene, toluene and dimethylbenzene
One or more.
It is another object of the present invention to propose a kind of electronic equipment, applying on the electronic equipment has any of the above item institute
The variable condenser stated.
Compared with prior art, the present invention has the advantage that
1. the variable condenser in the present invention uses flexible material on the whole, the deformation of flexible circuit can be followed and deformed,
It is not susceptible to fall off, and can still keep its normal electric property in deformation and after recoverable force.
2. improving the practicability of flexible capacitor the invention proposes the flexible capacitor that a kind of capacitance can be changed and fitting
The property used.
Detailed description of the invention
Fig. 1 is the overlooking surface perspective view of the variable condenser in the embodiment of the present invention;
Fig. 2 is the front perspective view of the variable condenser in the embodiment of the present invention.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Practice them.Other embodiments may include structure, logic, it is electrical, process and other change.Embodiment
Only represent possible variation.Unless explicitly requested, otherwise individual components and functionality is optional, and the sequence operated can be with
Variation.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The range of bright embodiment includes equivalent obtained by the entire scope of claims and all of claims
Object.Herein, these embodiments of the invention can individually or generally be indicated that this is only with term " invention "
For convenience, and if in fact disclosing the invention more than one, the range for being not meant to automatically limit the application is to appoint
What single invention or inventive concept.
As depicted in figs. 1 and 2, the invention discloses a kind of variable condensers 100, including two electrodes set in a row
10 (20), and the flexible insulation medium 30 between the electrode, voltage-controlled mechanism 200;Wherein, each electrode 10 (20)
It is elastomer A, there is 11 structure of cavity in elastomer, be perfused with liquid metal 12 in cavity 11.At this point, the chamber of two electrodes
Intracorporal liquid metal is formed by the capacitance characteristic that overlapping area S realizes variable condenser.
In some embodiments, external accessory of the voltage-controlled mechanism 200 as variable condenser, in the cavity for making electrode
The position/shape of liquid metal change, to change the liquid metal overlapping area of two electrodes of variable condenser,
And then achieve the purpose that the capacitance for adjusting variable condenser.The working method of voltage-controlled mechanism 200 can be direct physical impact, gas
The mode of action that a variety of liquid metal overlapping areas for making two electrode chambers such as voltage-controlled system, piston change.Preferably,
Voltage-controlled mechanism 200 selects air pressure mechanism, such as air pump, is reached by input positive air pressure or negative pressure to the intracorporal liquid of electrode cavity
The transfiguration property of variable condenser is realized in the extrusion deformation of metal.
Variable condenser in the present invention uses flexible material on the whole, can follow the deformation of flexible circuit and deform, no
It easily falls off, and can still keep its normal electric property after recoverable force.
In some embodiments, the liquid metal selects the low-melting-point metal being in a liquid state under room temperature.Preferably, liquid gold
Belong to optional gallium simple substance or gallium-base alloy, the fusing point of gallium simple substance is 29 DEG C, and its alloy can also appear as being in a liquid state at normal temperature, example
Such as gallium-indium alloy, specific gallium indium proportion is 75.5% gallium and 24.5% indium, which is 15.5 degree, in room temperature
Lower be in liquid form substantially.In some embodiments, " room temperature " used in the embodiment of the present invention refers to 25 ° -35 °.
In some embodiments, the low-melting-point metal selects the gallium-indium alloy, gallium-indium-tin alloy or gallium tin of eutectic to close
Gold.In the state of eutectic proportion, the fusing point of alloy can reach minimum point.
The material of electrode 10 (20) uses elastic material, the ability with elasticity recovery after certain deformation, elastomer
The cavity body structures such as the laminated structure of the internal socket with cavity body structure, cuboid can be used in shape.
The interval filling that flexible insulation medium 30 needs to be formed between two electrodes is full, to avoid the doping of dielectric
Other materials (such as air), the problem for causing its dielectric coefficient unstable.
In some embodiments, variable condenser further include: two mutually independent liquid metal flexibility reservoirs 40 (50),
Each liquid metal flexibility reservoir is connected to electrode 10 (20) cavity, makes the liquid metal and electrode cavity in the reservoir
Intracorporal liquid metal can mutually circulate.Preferably, the bottom of cavity is arranged in the fluid apertures of electrode chamber, and liquid metal flexibility stores
Chi Ze is connected to by the fluid apertures 13 with electrode chamber.
In embodiment of the voltage-controlled mechanism using gas control mechanism, pass through tracheae 60 and each electrode 10 (20)
Cavity connection, the stomata 14 that tracheae 60 is connected to the cavity of electrode is provided on cavity.Preferably, its position of stomata 14 and chamber
Body upper liquid hole 13 is opposite, i.e., when fluid apertures 13 is provided with the left side of cavity, stomata 14 should then be provided with the right side of cavity, to avoid
Liquid metal can not preferably follow the regulation of air pressure to flow in or out in cavity due to the limitation of cavity body structure.
In some embodiments, gas control mechanism is connected to by tracheae with the cavity of each electrode, is specifically included: each
It is provided in the cavity of the electrode 10 (20) and collapses film 15, the air chamber for collapsing film 15 and there is unique port;Institute
It states gas control mechanism to be connected to by tracheae with the intracorporal port for collapsing film of the chamber, and passes through gas described in positive pressure or vacuum cavitations
The degrees of expansion of body cavity squeezes the intracorporal liquid metal of the chamber.The working principle and gas for collapsing film 15 in the embodiment
It is ball seemingly, realized by collapsing to the squeezing effect of the intracorporal liquid metal of chamber.
In some embodiments, the cavity of each electrode 10 (20) leads to conductive fiber 16, the conduction respectively
One end of fiber 16 and the intracorporal liquid metal contacts of the chamber, be electrically connected contact of the other end as the electrode.
In some embodiments, the variable condenser, further includes: be electrically connected with the gas control mechanism and each electrode
The control circuit 300 connect, for changing the capacitance of capacitor by controlling the gas control mechanism 200.Preferably, control circuit
300 equally can be used as the external accessory of variable condenser, such as processor chips.
In some embodiments, the outside of variable condenser is coated with flexible body B, and the voltage-controlled mechanism is air pump, as
The external accessory of variable condenser, is placed in the outside of the elastomer, is formed with the tracheae, institute in the inside of the flexible body
One end that conductive fiber is stated as the contact that is electrically connected of electrode is exposed to outside the flexible body.Preferably, in the embodiment of the present invention
Elastomer and flexible body each mean flexible material, but the elastic recovery capability that elastomer specifically needs to have certain, and flexible body
It then can more focus on its flexibility.Preferably, PU material can be selected in elastomer, and PDMS material, art technology can be selected in flexible body
Personnel should be understood that PU and PDMS is only example cited by the present invention, in addition to this can also use existing skill
It can reach the other materials that the present invention requires it in art.
In some embodiments, the tracheae has the branched structure being connected to respectively with the cavity of each electrode,
It may be provided with air valve on branched structure.
In some embodiments, docosane, stearic acid, palm are coated on the inner wall of the cavity of each electrode
Acid, arachidic acid, haze tallow, palm wax, rice bran wax, He Heba wax, castor wax, bayberry wax, candelila wax, from beeswax, insect wax, sheep
Hair wax, spermaceti, paraffin, microcrystalline wax, pertroleum wax, emulsifying wax, lignite wax, Fischer-Tropsch wax, polyethylene wax, polypropylene wax, chlorination stone
One or more of wax, ethane-acetic acid ethyenyl copolymerization wax, ethylene oxide wax, the solvent includes ether, petroleum ether, positive heptan
One in alkane, n-hexane, hexamethylene, ethyl acetate, methanol, ethyl alcohol, acetic acid, chloroform, carbon tetrachloride, benzene, toluene and dimethylbenzene
Kind is several, and the adherency to avoid liquid metal for cavity inner wall has an impact the effect of variable condenser.
It is another object of the present invention to propose a kind of electronic equipment, applying on the electronic equipment has any of the above item institute
The variable condenser stated.
The on-the-job satisfaction formula of variable condenser in the embodiment of the present invention
Wherein, C refers to the capacitance of variable condenser, and k is dielectric coefficient, and related to flexible insulation medium, S is front and back
To two electrodes liquid metal overlapping area, d is the spacing between two electrodes.
When variable condenser works, conductive fiber can be by electric signal transmission to control circuit, and control circuit learns two
Air pump can be controlled after a interelectrode capacitance value to be adjusted, and when target capacitance value reduces, some strength is exported by air pump
Negative pressure is gradually reduced the liquid metal overlapping area of two electrodes, until reaching target capacitance value;When target capacitance value increases
When big, the positive air pressure of some strength is exported by air pump, is gradually increased the liquid metal overlapping area of two electrodes, until reaching
To target capacitance value.
It should also be appreciated by one skilled in the art that various illustrative logical boxs, mould in conjunction with the embodiments herein description
Electronic hardware, computer software or combinations thereof may be implemented into block, circuit and algorithm steps.In order to clearly demonstrate hardware and
Interchangeability between software surrounds its function to various illustrative components, frame, module, circuit and step above and carries out
It is generally described.Hardware is implemented as this function and is also implemented as software, depends on specific application and to entire
The design constraint that system is applied.Those skilled in the art can be directed to each specific application, be realized in a manner of flexible
Described function, still, this realization decision should not be construed as a departure from the scope of protection of this disclosure.
Claims (10)
1. a kind of variable condenser, the flexible insulation including two electrodes set in a row, and between the electrode is situated between
Matter, which is characterized in that further include: voltage-controlled mechanism;
Each electrode is elastomer, has the cavity for being perfused with liquid metal, and the voltage-controlled mechanism acts on the electricity
On the cavity of pole, to change the overlapping area of the intracorporal liquid metal of chamber of two electrodes.
2. variable condenser according to claim 1, which is characterized in that the cavity of each electrode respectively with a phase
Mutually independent liquid metal reservoir connection;
The voltage-controlled mechanism is gas control mechanism, is connected to by tracheae with the cavity of each electrode.
3. variable condenser according to claim 2, which is characterized in that the cavity of each electrode and liquid gold
The fluid apertures for belonging to elastic reservoir connection is opposite with the position for the stomata that the cavity is connected to the tracheae.
4. variable condenser according to claim 2, which is characterized in that the voltage-controlled mechanism is gas control mechanism, passes through gas
Pipe is connected to the cavity of each electrode, is specifically included:
It is provided in the cavity of each electrode and collapses film, the air chamber for collapsing film and there is unique port;
The gas control mechanism is connected to by tracheae with the intracorporal port for collapsing film of the chamber, and passes through positive pressure or vacuum cavitations
The degrees of expansion of the air chamber squeezes the intracorporal liquid metal of the chamber.
5. variable condenser according to claim 1, which is characterized in that the cavity of each electrode is led to respectively leads
Electric fiber, one end of the conductive fiber and the intracorporal liquid metal contacts of the chamber, be electrically connected contact of the other end as the electrode.
6. variable condenser according to claim 5, which is characterized in that further include: with the gas control mechanism and each institute
The control circuit for stating electrode electrical connection, for changing the capacitance of capacitor by controlling the gas control mechanism.
7. variable condenser according to claim 5, which is characterized in that the outside of variable condenser is coated with flexible body,
The voltage-controlled mechanism is air pump as the external accessory of variable condenser and is placed in the outside of the elastomer, in the flexible body
Inside be formed with the tracheae, the conductive fiber is exposed to outside the flexible body as one end of the contact that is electrically connected of electrode.
8. variable condenser according to claim 7, which is characterized in that the tracheae have respectively with each electrode
Cavity connection branched structure, be provided with air valve on branched structure.
9. variable condenser according to claim 1, which is characterized in that coated on the inner wall of the cavity of each electrode
There is docosane, stearic acid, palmitinic acid, arachidic acid, haze tallow, palm wax, rice bran wax, He Heba wax, castor wax, bayberry wax, small
Light up vegetable wax, from beeswax, insect wax, lanocerin, spermaceti, paraffin, microcrystalline wax, pertroleum wax, emulsifying wax, lignite wax, Fischer-Tropsch wax, poly-
One or more of ethylene waxes, polypropylene wax, chlorinated paraffin, ethane-acetic acid ethyenyl copolymerization wax, ethylene oxide wax, it is described molten
Agent include ether, petroleum ether, normal heptane, n-hexane, hexamethylene, ethyl acetate, methanol, ethyl alcohol, acetic acid, chloroform, carbon tetrachloride,
One or more of benzene, toluene and dimethylbenzene.
10. a kind of electronic equipment characterized by comprising such as the described in any item variable condensers of claim 1-9.
Priority Applications (1)
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CN201810863172.XA CN108962600B (en) | 2018-07-31 | 2018-07-31 | Variable capacitor and electronic equipment |
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CN201810863172.XA CN108962600B (en) | 2018-07-31 | 2018-07-31 | Variable capacitor and electronic equipment |
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CN108962600A true CN108962600A (en) | 2018-12-07 |
CN108962600B CN108962600B (en) | 2023-12-26 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB191111209A (en) * | 1911-05-09 | 1912-05-09 | Adolf William Isenthal | A Method of and Means for Varying Electrical Capacity and Induction. |
US7898096B1 (en) * | 2007-08-22 | 2011-03-01 | Thomas Nikita Krupenkin | Method and apparatus for energy harvesting using microfluidics |
CN103715939A (en) * | 2014-01-07 | 2014-04-09 | 中国计量学院 | Liquid metal variable capacitance transducer device |
CN107870004A (en) * | 2016-09-26 | 2018-04-03 | 中国科学院理化技术研究所 | flexible sensing device based on liquid metal |
CN208767167U (en) * | 2018-07-31 | 2019-04-19 | 北京梦之墨科技有限公司 | A kind of variable condenser and electronic equipment |
-
2018
- 2018-07-31 CN CN201810863172.XA patent/CN108962600B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB191111209A (en) * | 1911-05-09 | 1912-05-09 | Adolf William Isenthal | A Method of and Means for Varying Electrical Capacity and Induction. |
US7898096B1 (en) * | 2007-08-22 | 2011-03-01 | Thomas Nikita Krupenkin | Method and apparatus for energy harvesting using microfluidics |
CN103715939A (en) * | 2014-01-07 | 2014-04-09 | 中国计量学院 | Liquid metal variable capacitance transducer device |
CN107870004A (en) * | 2016-09-26 | 2018-04-03 | 中国科学院理化技术研究所 | flexible sensing device based on liquid metal |
CN208767167U (en) * | 2018-07-31 | 2019-04-19 | 北京梦之墨科技有限公司 | A kind of variable condenser and electronic equipment |
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