CN207382213U - Graphene electrodes dielectric elastomer driver - Google Patents
Graphene electrodes dielectric elastomer driver Download PDFInfo
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- CN207382213U CN207382213U CN201721218309.3U CN201721218309U CN207382213U CN 207382213 U CN207382213 U CN 207382213U CN 201721218309 U CN201721218309 U CN 201721218309U CN 207382213 U CN207382213 U CN 207382213U
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- dielectric elastomer
- graphene electrodes
- driver
- graphene
- electrodes
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Abstract
The utility model is related to a kind of Graphene electrodes dielectric elastomer drivers, there are Graphene electrodes to form sandwich structure in dielectric elastomer both side surface, and the deformation for passing through different directions obtains Graphene electrodes dielectric elastomeric body thickness displacement driver, Graphene electrodes dielectric elastomer in-plane displancement driver；The Graphene electrodes include：Graphene layer, extraction electrode；The graphene layer is graphene film, graphite ene coatings or graphene composite material layer；The Graphene electrodes dielectric elastomer driver is Graphene electrodes individual layer dielectric elastomer driver, Graphene electrodes stacked dielectric elastomer driver, Graphene electrodes cast dielectric elastomer driver or Graphene electrodes roll dielectric elastomer driver.The utility model can be widely applied to：The fields such as robot, aerospace, manipulator, joint prosthesis, automobile, artificial-muscle, the adjusting of dirigible tail vane, diaphragm pump, intelligent drives, biologic medical.
Description
Technical field
The utility model belongs to robot driver and industrial automation Drive technology field, more specifically to
A kind of Graphene electrodes dielectric elastomer driver.
Background technology
Currently with the continuous development that human being's production is lived, constantly promoted for the demand of robot technology.In the mankind not
In the extreme and dangerous engineering environment preferably set foot in, robot provides great convenience for the mankind.The common drive of robot at present
Dynamic form includes：Motor drive, air pressure driving, hydraulic-driven etc..These traditional type of drive are relatively low there are energy density
The problem of, there are volume is bigger than normal, quality is bigger than normal, power output is less than normal, safety coefficient is relatively low, environment adaptation is poor, reliability is low, inadequate
Series of problems are flexibly waited, are extremely difficult to the dynamic property of biology；In addition traditional type of drive is difficult generally based on rigid structure
To meet as the flexibility requirements of biology, therefore shock resistance is poor, collision resistance is poor.Currently, it is developed pneumatic people
Work muscle driver, but it is bigger than normal there are volume, and it is limited to complicated auxiliary system.People also develop marmem system
The artificial-muscle driver of work, but there is the problems such as deformation is unpredictable, and response speed is slower；Also electroactive ceramic making
Driver is there is also strain rate compared with minor issue.However dielectric elastomer driver is as there are many a kind of artificial-muscle driving implements
Advantage, such as：The advantages that field-induced strain with offer is larger, and power weight is bigger, and power density is larger, and energy conversion efficiency is high,
But yet depositing series in dielectric elastomer driver development needs some technical problems solved, such as：How electricity is further reduced
Extremely to the influence of dielectric elastomer driving rigidity, how further to reduce thickness of electrode, how to improve dielectric elastomer drive
How the flexural deformation of dynamic device, increase electrode conductivity, how to further improve the overall performance of dielectric elastomer driver
Etc. technical problems.
Utility model content
The utility model provides a kind of Graphene electrodes dielectric elastomer and drives for series of problems existing for current driver
Dynamic device, to reach the comprehensive performance that optimization promotes driver.
Technical solution is used by the utility model solves its technical problem：Graphene electrodes dielectric elastomer drives
Device including dielectric elastomer, Graphene electrodes, respectively has Graphene electrodes to form three in the dielectric elastomer both side surface
The Graphene electrodes dielectric elastomer driver of Mingzhi's structure, the Graphene electrodes include：Graphene layer, extraction electrode；Institute
Graphene layer is stated as graphene film, graphite ene coatings or graphene composite material layer；The Graphene electrodes dielectric elastomer
Driver is Graphene electrodes individual layer dielectric elastomer driver, Graphene electrodes stacked dielectric elastomer driver, graphite
Alkene electrode cast dielectric elastomer driver or Graphene electrodes roll dielectric elastomer driver；The Graphene electrodes stack
Type dielectric elastomer driver is Graphene electrodes rectangle stacked dielectric elastomer driver or the circular stacking of Graphene electrodes
Type dielectric elastomer driver.
The dielectric elastomer of the Graphene electrodes dielectric elastomer driver is located between two layers of Graphene electrodes material,
When the Coulomb force when being applied with voltage in the Graphene electrodes of both sides, generated between two Graphene electrodes is in dielectric elastomeric body thickness
Extruding force is generated on direction to be allowed to compress, and is then stretched in the in-plane direction, can be made dielectric elastomer in thickness and in-plane
Deform upon generation driving effect；When removing voltage, dielectric elastomer is restored to original shape.By using different directions
Deformation, respectively obtains thickness displacement driver and plane displacement driver.
In said program, the Graphene electrodes stacked dielectric elastomer driver, which is characterized in that the graphite
Alkene electrode rectangle stacked dielectric elastomer driver stacks gradually structure by Graphene electrodes rectangle individual layer dielectric elastomeric body unit
Into；The Graphene electrodes circle stacked dielectric elastomer driver is by Graphene electrodes circle individual layer dielectric elastomeric body unit
Stack gradually composition；Therefore, Graphene electrodes individual layer dielectric elastomer element stack more at most driving force is bigger；Graphene electrodes
The more big then driving force of individual layer dielectric elastomer element stack area is bigger；The Graphene electrodes rectangle stacked dielectric elastomer
There is small insulation frame area at the edge of driver and Graphene electrodes circle stacked dielectric elastomer driver, prevents that electrode is short
Road.The Graphene electrodes stacked dielectric elastomer driver can generate very big power and deformation with very small volume.
In said program, the Graphene electrodes cast dielectric elastomer driver is characterized in that：Dielectric elastomer
In foim, Graphene electrodes are in foim dielectric elastomer inner and outer and are connected；The Graphene electrodes
Roll dielectric elastomer driver is characterized in that：Dielectric elastomer two sides are connected with graphene layer, in graphene layer
There are extraction electrode and insulating layer in edge, and wound membrane is carried out after both ends of the spring is pre-processed, and forms Graphene electrodes roll dielectric bullet
Property body driver.
In said program, material is silicon rubber and composite material, modified stone used by the dielectric elastomer (DE)
Black alkene dielectric elastomer, silicones, gelatin, ring-like polymer, natural rubber, acrylate elastomer, polyurethane elastomer, fourth
Fine rubber, vinylidene fluoride trifluoro-ethylene, dimethyl silicone polymer (PDMS), the composite dielectric of high-k filler addition
Elastomer or the composite dielectric elastomer of micro-nano filler addition.
The utility model Graphene electrodes dielectric elastomer driver can be widely applied to：Robot, aerospace, machine
The fields such as tool hand, joint prosthesis, automobile, artificial-muscle, the adjusting of dirigible tail vane, diaphragm pump, intelligent drives, biologic medical.
The Graphene electrodes dielectric elastomer driver for implementing the utility model has the advantages that：
(1) the utility model employs the dielectric elastomer driver of Graphene electrodes composition, and performance indicator is better than it
The dielectric elastomer driver of its type electrode；The Graphene electrodes very thin thickness of use does not influence dielectric elastomer rigidity, curved
Bent deformation performance is good, and with the performance that resistance is low, electrical conductivity is high, electromechanical transformation efficiency is high, makes dielectric elastomer driver
Overall performance is significantly improved.
(2) the Graphene electrodes stacked dielectric elastomer driver that the utility model uses can be generated with very small volume
Very big power and deformation, the whole driveability of dielectric elastomer driver are excellent.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is the work structuring figure of the Graphene electrodes individual layer dielectric elastomer driver of the utility model embodiment 1；
Fig. 2 is the Graphene electrodes rectangle stacked dielectric elastomer driver structural profile of the utility model embodiment 2
Schematic diagram；
Fig. 3 is the Graphene electrodes rectangle stacked dielectric elastomer driver cellular construction of the utility model embodiment 2
Schematic diagram；
Fig. 4 is the Graphene electrodes circle stacked dielectric elastomer driver structural representation of the utility model embodiment 3
Figure；
Fig. 5 is the Graphene electrodes circle stacked dielectric elastomer driver cellular construction of the utility model embodiment 3
Schematic diagram；
Fig. 6 is the Graphene electrodes cast dielectric elastomer driver structure diagram of the utility model embodiment 4；
Fig. 7 is the Graphene electrodes roll dielectric elastomer driver structure diagram of the utility model embodiment 5；
Fig. 8 is that the Graphene electrodes roll dielectric elastomer driver single layer structure section of the utility model embodiment 5 shows
It is intended to.
Wherein：Graphene electrodes 1, individual layer dielectric elastomer 2, power supply 4, rectangular dielectric elastomer 5, extraction electrode 6, rectangle
Graphene layer 7, insulation frame area 8, circular graphitic alkene floor 9, extraction electrode 10, insulation frame area 11, foim Graphene electrodes 12,
Foim dielectric elastomer 13, roll dielectric elastomer 14, roll graphene layer 15, spring 16.
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, it is detailed now to compare attached drawing
Illustrate specific embodiment of the present utility model.
Embodiment 1.
Fig. 1 is the work structuring figure of Graphene electrodes individual layer dielectric elastomer driver, in the upper of individual layer dielectric elastomer 2
Side and downside are respectively equipped with Graphene electrodes 1, and the Graphene electrodes individual layer dielectric elastomer for forming sandwich structure drives
Dynamic device；Positive and negative anodes of two Graphene electrodes 1 respectively with power supply 4 are connected；The Graphene electrodes 1 are thin using graphene
Membrane material, the individual layer dielectric elastomer 2 use acrylate elastomer material.The individual layer dielectric elastomer 2 is located at two
Between the Graphene electrodes 1, when applying voltage in the Graphene electrodes 1 in both sides, two Graphene electrodes 1
Between the electrostatic attraction that generates generate extruding force on 2 thickness direction of individual layer dielectric elastomer, the individual layer can be made to be situated between
Electric elastomer 2 is deformed upon in thickness and in-plane；When removing voltage, the dielectric elastomer 2 is restored to original shape.
By using the individual layer dielectric elastomer 2 of Graphene electrodes individual layer dielectric elastomer driver in the deformation of different directions, difference
Obtain different types of thickness displacement driver and plane displacement driver.The very thin thickness of the Graphene electrodes 1 of use, not shadow
The rigidity of individual layer dielectric elastomer 2 is rung, flexural deformation performance is good, and with the performance that resistance is low, electrical conductivity is high, makes graphene electric
The overall performance of pole individual layer dielectric elastomer driver is significantly improved.
Embodiment 2.
Fig. 2 is Graphene electrodes rectangle stacked dielectric elastomer driver structural profile illustration；Fig. 3 is graphene electricity
Polar moment shape stacked dielectric elastomer driver cellular construction schematic diagram；Graphene electrodes rectangle stacked dielectric elastomer drives
Device is stacked gradually by Graphene electrodes rectangle individual layer dielectric elastomeric body unit and formed；Graphene electrodes include：Rectangular graphene layer
7th, extraction electrode 6；The two sides of rectangular dielectric elastomer 5 in Graphene electrodes rectangle individual layer dielectric elastomeric body unit are
State rectangular graphene layer 7；There is the extraction electrode 6 in two sides of the rectangular graphene layer 7 (see Fig. 2, Fig. 3)；In stone
There is small insulation frame area 8 (see Fig. 3) at the edge of black alkene electrode rectangle stacked dielectric elastomer driver, prevents that graphene is electric
Interpolar generates short circuit phenomenon.The rectangular graphene layer 7 uses graphite ene coatings；Rectangular dielectric elastomer 5 uses polyurethane bullet
Property body.
The Graphene electrodes rectangle stacked dielectric elastomer driver overcomes Graphene electrodes individual layer dielectric elastomeric
The shortcomings that thickness existing for individual layer dielectric elastomer 2 is compared with the limited displacement that minor issue and thickness direction export in body driver.
The inside configuration of Graphene electrodes rectangle stacked dielectric elastomer driver does not have gap, compact-sized, small, quality
Gently, output displacement is larger；Rectangular dielectric elastomer 5 is not exposed to outside, therefore is not easy to be destroyed, driver longer life expectancy,
For its structure type closer to the structure of biological muscles, application field is extensive.
Embodiment 3.
Fig. 4 is Graphene electrodes circle stacked dielectric elastomer driver structure diagram；Fig. 5 is Graphene electrodes circle
The cellular construction schematic diagram of shape stacked dielectric elastomer driver；Graphene electrodes circle stacked dielectric elastomer driver
It is stacked gradually and formed by Graphene electrodes circle individual layer dielectric elastomeric body unit；Graphene electrodes include：Circular graphitic alkene layer 9,
Extraction electrode 10 (see Fig. 4, Fig. 5)；The two sides of dielectric elastomer in Graphene electrodes circle individual layer dielectric elastomeric body unit
There is the circular graphitic alkene layer 9；There is the extraction electrode 10 in two sides of the circular graphitic alkene layer 9；In graphene
There is small insulation frame area 11 (see Fig. 4, Fig. 5) at the edge of electrode rectangle stacked dielectric elastomer driver, prevents the circle
Short circuit phenomenon is generated between shape graphene layer 9.The circular graphitic alkene layer 9 uses graphene composite material layer；Circular individual layer is situated between
Electric elastomer uses silicon rubber and composite material.
Graphene electrodes circle stacked dielectric elastomer driver overcomes the drive of Graphene electrodes individual layer dielectric elastomer
The shortcomings that thickness existing for individual layer dielectric elastomer 2 is compared with the limited displacement that minor issue and thickness direction export in dynamic device.Graphite
Alkene electrode circle stacked dielectric elastomer driver inside configuration does not have gap, compact-sized, small, light weight, output
Displacement is larger；Dielectric elastomer is not exposed to outside, therefore is not easy to be destroyed, and driver longer life expectancy, structure type is more
Close to the structure of biological muscles, application field is extensive.
Embodiment 4.
Fig. 6 is Graphene electrodes cast dielectric elastomer driver structure diagram；Dielectric elastomer is in foim, is managed
Barrel shape Graphene electrodes 12 are respectively at 13 inner and outer of foim dielectric elastomer；The foim graphene electricity
Pole 12 uses graphite ene coatings；The foim dielectric elastomer 13 uses modified graphene dielectric elastomer；Graphene electricity
The foim dielectric elastomer 13 of pole pipe type dielectric elastomer driver is located at two layers of foim Graphene electrodes 12
Between, when being applied with voltage in foim Graphene electrodes 12 described in both sides, the two foim Graphene electrodes
The electrostatic attraction generated between 12 generates extruding force on 13 thickness direction of foim dielectric elastomer, can make foim
Dielectric elastomer 13 is deformed upon in thickness and in-plane；When removing voltage, foim dielectric elastomer 13 is restored to original
The shape come.By using the deformation of different directions, respectively obtain different types of thickness displacement driver and in-plane displancement drives
Dynamic device.
Embodiment 5.
Fig. 7 is Graphene electrodes roll dielectric elastomer driver structure diagram；Fig. 8 is Graphene electrodes roll dielectric
Elastic actuator single layer structure diagrammatic cross-section；The roll dielectric elastomer of Graphene electrodes roll dielectric elastomer driver
14 are made of acrylate film；The two sides of roll dielectric elastomer 14 are closely connected with roll graphene layer 15,
There are extraction electrode and insulating layer in the edge of the roll graphene layer 15, and 16 both ends of spring are pre-processed, and prevents the process of volume
The roll dielectric elastomer 14 of middle acrylate film is shunk at 16 both ends of spring, and acrylate film is kept during wound membrane
14 tense situation of roll dielectric elastomer, the number of turns of volume is 10 circles, forms Graphene electrodes roll dielectric elastomer driver.Institute
The operation principle for stating Graphene electrodes roll dielectric elastomer driver is close with the course of work with preceding embodiment.
The embodiment of the utility model is described above in conjunction with attached drawing, but the utility model is not limited to
The specific embodiment stated, above-mentioned specific embodiment is only schematical rather than restricted, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (5)
1. Graphene electrodes dielectric elastomer driver, it is characterised in that：Including dielectric elastomer and Graphene electrodes, given an account of
Electric elastomer both side surface sets the Graphene electrodes and forms sandwich structure respectively；The Graphene electrodes include：Stone
Black alkene layer, extraction electrode；The graphene layer is graphene film, graphite ene coatings or graphene composite material layer；The stone
Black alkene electrode dielectric elastomer driver is Graphene electrodes individual layer dielectric elastomer driver, Graphene electrodes stacked dielectric
Elastic actuator, Graphene electrodes cast dielectric elastomer driver or Graphene electrodes roll dielectric elastomer driver；
The Graphene electrodes stacked dielectric elastomer driver for Graphene electrodes rectangle stacked dielectric elastomer driver or
Graphene electrodes circle stacked dielectric elastomer driver.
2. Graphene electrodes dielectric elastomer driver according to claim 1, which is characterized in that the Graphene electrodes
Rectangle stacked dielectric elastomer driver is stacked gradually by Graphene electrodes rectangle individual layer dielectric elastomeric body unit and formed；It is described
Graphene electrodes circle stacked dielectric elastomer driver is by Graphene electrodes circle individual layer dielectric elastomeric body unit successively heap
It is folded to form；The Graphene electrodes rectangle stacked dielectric elastomer driver and Graphene electrodes circle stacked dielectric elastomeric
There is the insulation frame area for preventing electric pole short circuit at the edge of body driver.
3. Graphene electrodes dielectric elastomer driver according to claim 1, which is characterized in that the Graphene electrodes
The dielectric elastomer of cast dielectric elastomer driver is in foim, and Graphene electrodes are in foim dielectric elastomer
Inner and outer is simultaneously connected.
4. Graphene electrodes dielectric elastomer driver according to claim 1, which is characterized in that the Graphene electrodes
The dielectric elastomer two sides of roll dielectric elastomer driver are connected with the graphene layer, in the graphene layer
Edge sets extraction electrode and insulating layer, and will carry out wound membrane after the both ends of the spring pretreatment inside dielectric elastomer.
5. according to Claims 1 to 4 any one of them Graphene electrodes dielectric elastomer driver, which is characterized in that described
Graphene electrodes dielectric elastomer driver obtains Graphene electrodes dielectric elastomeric body thickness displacement by the deformation of different directions
Driver or Graphene electrodes dielectric elastomer in-plane displancement driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721218309.3U CN207382213U (en) | 2017-09-19 | 2017-09-19 | Graphene electrodes dielectric elastomer driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721218309.3U CN207382213U (en) | 2017-09-19 | 2017-09-19 | Graphene electrodes dielectric elastomer driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207382213U true CN207382213U (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721218309.3U Expired - Fee Related CN207382213U (en) | 2017-09-19 | 2017-09-19 | Graphene electrodes dielectric elastomer driver |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107493035A (en) * | 2017-09-19 | 2017-12-19 | 中国地质大学（武汉） | Graphene electrodes dielectric elastomer driver |
| WO2020057168A1 (en) * | 2018-09-20 | 2020-03-26 | 北京中石伟业科技股份有限公司 | Dielectric elastomer actuator and preparation method therefor, and transducer |
| US11139755B2 (en) | 2020-01-31 | 2021-10-05 | Toyota Motor Engineering & Manufacturing North America, Inc. | Variable stiffening device comprising electrode stacks in a flexible envelope |
| US11370496B2 (en) | 2020-01-31 | 2022-06-28 | Toyota Motor Engineering & Manufacturing North America, Inc. | Programmable texture surfaces having artificial muscles |
| US11453347B2 (en) | 2020-03-12 | 2022-09-27 | Toyota Motor Engineering & Manufacturing North America, Inc. | Suction devices having artificial muscles |
| US11601075B2 (en) | 2021-03-30 | 2023-03-07 | Toyota Motor Engineering & Manufacturing North America, Inc. | Layered actuation structures comprising artificial muscles and connecting ledges |
| US11611293B2 (en) | 2020-03-13 | 2023-03-21 | Toyota Motor Engineering & Manufacturing North America, Inc. | Artificial muscles having a reciprocating electrode stack |
-
2017
- 2017-09-19 CN CN201721218309.3U patent/CN207382213U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107493035A (en) * | 2017-09-19 | 2017-12-19 | 中国地质大学（武汉） | Graphene electrodes dielectric elastomer driver |
| WO2020057168A1 (en) * | 2018-09-20 | 2020-03-26 | 北京中石伟业科技股份有限公司 | Dielectric elastomer actuator and preparation method therefor, and transducer |
| US11139755B2 (en) | 2020-01-31 | 2021-10-05 | Toyota Motor Engineering & Manufacturing North America, Inc. | Variable stiffening device comprising electrode stacks in a flexible envelope |
| US11370496B2 (en) | 2020-01-31 | 2022-06-28 | Toyota Motor Engineering & Manufacturing North America, Inc. | Programmable texture surfaces having artificial muscles |
| US11689119B2 (en) | 2020-01-31 | 2023-06-27 | Toyota Motor Engineering & Manufacturing North America, Inc. | Variable stiffening device comprising electrode stacks in a flexible envelope |
| US11453347B2 (en) | 2020-03-12 | 2022-09-27 | Toyota Motor Engineering & Manufacturing North America, Inc. | Suction devices having artificial muscles |
| US11611293B2 (en) | 2020-03-13 | 2023-03-21 | Toyota Motor Engineering & Manufacturing North America, Inc. | Artificial muscles having a reciprocating electrode stack |
| US11601075B2 (en) | 2021-03-30 | 2023-03-07 | Toyota Motor Engineering & Manufacturing North America, Inc. | Layered actuation structures comprising artificial muscles and connecting ledges |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20180919 |