CN106602921A - Friction generator and the preparing method thereof - Google Patents
Friction generator and the preparing method thereof Download PDFInfo
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- CN106602921A CN106602921A CN201610339760.4A CN201610339760A CN106602921A CN 106602921 A CN106602921 A CN 106602921A CN 201610339760 A CN201610339760 A CN 201610339760A CN 106602921 A CN106602921 A CN 106602921A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
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Abstract
The invention relates to a nanometer power generation technology field and provides a friction generator and the preparing method thereof. The friction generator comprises a power generation unit and a flexibly coating layer. The power generation unit includes a first electrode layer, a friction layer, and a second electrode layer wherein the first electrode layer, the friction layer and the second electrode layer are prepared by stretchable materials and an air layer is arranged between the friction layer and the second electrode layer. The flexibly coating layer is prepared by stretchable materials; and the flexibly coating layer covers the outer side of the power generation unit so as to seal the power generation unit. The friction generator is capable of being twisted, stretched or deformed as one wishes and force can be exerted on the friction generator in a plurality of manners; through the use of energy in a variety of kinetic forms, the friction generator has good adaptability. In addition, the outer side of the power generation unit is covered with a flexibly coating layer prepared by stretchable materials, it is possible to have the entire power generation unit sealed and to achieve a good water-proof performance.
Description
Technical field
The present invention relates to technical field of power generation, more particularly to a kind of friction generator and preparation method thereof.
Background technology
At present, developing rapidly with stretchable electronic device and wearable electronic device, people are badly in need of a kind of
For the energy supply device of stretchable electronic device and wearable electronic device, also, with energy problem and ring
Border problem becomes increasingly conspicuous, and a kind of stretchable energy device that can collect ambient energy is used as stretchable
The energy supply device of electronic device and wearable electronic device has great significance, and friction generator is used as one
Kind new TRT, its utilize friction effect and electrostatic induction effect can by and its small mechanical energy
Be converted to the electric energy that can be utilized, such as the motion of water, the motion of wind, the motion of object, people in daily life
Motion of body etc. can become the power source of friction electric generator, therefore, friction generator can become
For stretchable electronic device and a kind of colory energy supply device of wearable electronic device.
But, in current friction generator, the friction generator for possessing tensility energy is typically only capable to collect
A kind of energy of forms of motion, and then reduce the suitability of friction generator, also, existing triboelectricity
Machine is simultaneously non-watertight.
Therefore, how to provide it is a kind of being capable of the waterproof and good friction generator of the suitability is people in the art
One of technical problem of member's urgent need to resolve.
The content of the invention
The invention provides a kind of friction generator and preparation method thereof, the water resistance of the friction generator
It is good, and the friction generator has the flexibility of height, tensility can be good, and then improves its suitability.
To reach above-mentioned purpose, the present invention provides technical scheme below：
A kind of friction generator, including generator unit and flexible clad, wherein：
Generator unit includes first electrode layer, frictional layer, the second electrode lay, wherein the first electrode layer,
Frictional layer, the second electrode lay are prepared by Stretch material, have sky between the frictional layer and the second electrode lay
Gas-bearing formation, and the first electrode layer is formed at a side surface of the frictional layer away from the second electrode lay；
The flexible clad is prepared by Stretch material, and the flexible clad is coated on the list that generates electricity
First outside is so that the generator unit to be sealed.
In above-mentioned friction generator, the first electrode layer, the second electrode lay, frictional layer in generator unit by
Prepared by stretchable material, also, be coated on the flexible clad on the outside of generator unit also by Stretch material
Prepare, therefore, above-mentioned friction generator can carry out the deformations such as arbitrarily distortion, stretching, work as friction generator
When deforming, generator unit is using the friction effect between the second electrode lay and frictional layer and electrostatic induction
Effect etc. is converted into electric energy extremely small mechanical energy, and the mode of texturing of above-mentioned friction generator is various more
Sample, therefore the force way of above-mentioned friction generator is also diversified, as long as friction generator can be made
Deform, therefore, which can utilize the energy of multi-motion form, and its suitability is preferable.Also,
The flexible clad prepared by Stretch material is coated with the outside of generator unit, and then entirely can be generated electricity
Unit is sealed, and its water proofing property is preferable.
Preferably, the material for preparing of the first electrode layer and the second electrode lay is by carbon black material and liquid
The Stretch material that silica gel material mixing solidify afterwards are obtained, and, carbon black material with the mass ratio of silica gel material is
1:5～1:15.
Preferably, in the conducing composite material, carbon black material is 1 with the mass ratio of silica gel material:12.
Preferably, the flexible clad is the flexible clad prepared by silica gel material, and described first electric
Pole layer is bondd with the flexible clad, and the second electrode lay is bonding with the flexible clad.
Preferably, the generator unit has rectangular structure, and along the thickness direction of the generator unit,
The first electrode layer, frictional layer, the second electrode lay are arranged in order.
Preferably, the generator unit has cylindrical structure, and the second electrode lay is cylindrical-shaped structure,
And the frictional layer is the cylindrical structure being coaxially disposed with the second electrode lay, the first electrode layer be with
The coaxial cylinder-like structure of the second electrode lay.
Preferably, the friction generator is friction nanometer power generator.
Present invention also offers a kind of preparation of any one friction generator provided in above-mentioned technical proposal
Method, the preparation method include：
One structural member is formed using Stretch material, wherein, the structural member includes first electrode layer, friction
Layer, the second electrode lay, flexible clad structure, the first electrode layer are formed at frictional layer away from second electrode
One side surface of layer, and there is between frictional layer and the second electrode lay air layer, and the flexible clad structure
Only one end is provided with opening；
Structural member is vacantly put in the sealing die of an one end open, wherein, the flexible clad structure
Opening towards the diapire of sealing die, and make the arbitrary surfaces of structural member and the inwall of sealing die and bottom
Certain distance is kept between wall；
Stretch material is poured into a mould into sealing die by the opening of sealing die to block the flexible cladding
The opening of structure, after Stretch material solidification after by product Self-enclosing mould in take out to obtain triboelectricity
Machine.
Preferably, before the employing Stretch material forms a structural member, also include：
Carbon black material and liquid-state silicon gel material mixing are formed for preparing the first electrode and second electrode
Stretch material.
Preferably, when the generator unit has rectangular structure, the employing Stretch material forms one
Structural member, including：
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the first mould with platy structure
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；
One layer of liquid-state silicon gel is applied in the first surface of the second mould with platy structure；
What is obtained after the Silica Surface of solidification applies one layer by carbon black material and liquid-state silicon gel material mixing is sticky
Shape material is to form first electrode layer after hardening, and connects thin wire at an edge of sticky mass；
The first mould with the second electrode lay and the second mould with first electrode layer are put into into the 3rd mould
The cast intracavity of tool, the cast chamber of the 3rd mould have the rectangular structure of one end open, wherein, the first mould
The first surface of tool deviates from second mould, and the first surface of the second mould towards the first mould, and the
One mould vacantly arranges each side and bottom surface and cast chamber so that the first mould and the second electrode lay
Inwall and diapire between keep at a certain distance away, the second mould away from the first mould surface with cast chamber
The laminating of side wall；
To the 3rd mould cast intracavity pouring liquid silica gel and solidify；
First mould, the second mould and the 3rd mould are removed to obtain the structural member.
Preferably, when the generator unit has rectangular structure, the employing Stretch material forms one
Structural member, including：
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the first mould with platy structure
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the second mould with platy structure
After material mixing, the sticky mass that obtains to be to form first electrode layer after hardening, and the one of sticky mass
Individual edge connects thin wire；
The surface of the sticky mass coated in the first surface of the second mould applies one layer of liquid-state silicon gel；
The sticky mass formed on the first surface of the second mould and liquid-state silicon gel are solidified, and will be solid
Hierarchical structure after change from the first surface of the second mould is removed and is overturn, and is then tied the level after upset
Structure adheres to the first surface of the second mould by liquid-state silicon gel；
The first mould with the second electrode lay and the second mould with first electrode layer are put into into the 3rd mould
The cast intracavity of tool, the cast chamber of the 3rd mould have the rectangular structure of one end open, wherein, the first mould
The first surface of tool deviates from second mould, and the first surface of the second mould towards the first mould, and the
One mould vacantly arranges each side and bottom surface and cast chamber so that the first mould and the second electrode lay
Inwall and diapire between keep at a certain distance away, the second mould away from the first mould surface with cast chamber
The laminating of side wall；
To the 3rd mould cast intracavity pouring liquid silica gel and solidify；
First mould, the second mould and the 3rd mould are removed to obtain the structural member.
Preferably, the first surface of the first surface and the second mould of first mould is equipped with nanoscale
Micro structure or micron-sized micro structure so that the second electrode lay and frictional layer possess nanometer or micron
Structure.
Preferably, when the generator unit has rectangular structure, the employing Stretch material forms one
Structural member, including：
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the 4th mould with platy structure
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；And one layer of liquid-state silicon gel is applied on the second surface of the 4th mould with after hardening
Frictional layer is formed, what is obtained after one layer is applied on liquid-state silicon gel by carbon black material and liquid-state silicon gel material mixing is viscous
Thick liquid matter is to form first electrode layer after hardening, and connects at an edge of sticky mass and carefully lead
Line；Wherein, the first surface and second surface are parallel to each other；
The 4th mould with the second electrode lay, first electrode layer and frictional layer is vacantly put into into the 5th mould
Cast intracavity, the cast chamber of the 5th mould has a rectangular structure of one end open, and first electrode layer,
Each side and bottom surface of the second electrode lay, frictional layer and the 4th mould and the inwall and bottom of pouring into a mould chamber
Keep at a certain distance away between wall；
To the 5th mould cast intracavity pouring liquid silica gel and solidify；
The 4th mould and the 5th mould are removed to obtain the structural member.
Preferably, the first surface and second surface of the 4th mould be equipped with nano level micro structure or
Micron-sized micro structure, so that the second electrode lay and frictional layer possess nanometer or micrometer structure.
Preferably, when the generator unit has cylindrical structure, the employing Stretch material forms one
Structural member, including：
Have at one in the 6th mould of hollow cylindrical structure and fill by carbon black material and liquid-state silicon glue material
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；
One layer of liquid is applied in the inner surface of the 7th mould of a hollow cylindrical structure with one end open
Silica gel, and the hollow internal diameter that has of the 7th mould is more than the external diameter of the 6th mould；
After liquid-state silicon gel solidification, the surface of silica gel after hardening applies one layer by carbon black material and liquid-state silicon gel
The sticky mass obtained after material mixing to obtain first electrode layer after hardening, and in sticky mass
One edge connects thin wire；
The 6th mould with the second electrode lay is vacantly put in the 7th mould with first electrode layer, the
The axial line of six moulds is overlapped with the hollow axial line of the 7th mould, and the 6th mould and the second electrode lay
Any side do not contact with the 7th mould and first electrode layer, and the 6th mould and the second electrode lay
Bottom surface is with a certain distance from the hollow bottom of the 7th mould；
By the opening of the 7th mould is to the hollow interior pouring liquid silica gel of the 7th mould and solidifies；
The 6th mould and the 7th mould are removed to obtain the structural member.
Description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute the part of description, with
The specific embodiment in face is used for explaining the present invention together, but is not construed as limiting the invention.In accompanying drawing
In：
The structural representation of the friction generator that Fig. 1 is provided for an embodiment of the present invention；
The structural representation of the friction generator that Fig. 2 is provided for another kind embodiment of the invention；
Fig. 3 a be the friction generator of structure shown in Fig. 1 be pressed kinergety act on when operation principle show
It is intended to；
Operation principle when Fig. 3 b are acted on for the friction generator Tensile kinergety of structure shown in Fig. 1 is shown
It is intended to；
Operation principle when Fig. 3 c are the friction generator kinergety effect by bending of structure shown in Fig. 1 is shown
It is intended to；
Operation principle when Fig. 3 d are acted on by torsional motion energy for the friction generator of structure shown in Fig. 1 is shown
It is intended to；
The flow chart of the preparation method of the friction generator that Fig. 4 is provided for an embodiment of the present invention；
The stream of structural member is formed in the preparation method of the friction generator that Fig. 5 is provided for an embodiment of the present invention
Cheng Tu；
Structural member is formed in the preparation method of the friction generator that Fig. 6 is provided for another kind embodiment of the invention
Flow chart；
Structural member is formed in the preparation method of the friction generator that Fig. 7 is provided for another kind embodiment of the invention
Flow chart；
Structural member is formed in the preparation method of the friction generator that Fig. 8 is provided for another kind embodiment of the invention
Flow chart.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
Property work under the premise of the every other embodiment that obtained, belong to the scope of protection of the invention.
A kind of friction generator is embodiments provided, as depicted in figs. 1 and 2, the friction generator
Including generator unit 1 and flexible clad 2, wherein：
Generator unit 1 includes first electrode layer 11, frictional layer 12, the second electrode lay 13, wherein first is electric
Pole layer 11, frictional layer 12, the second electrode lay 13 are prepared by Stretch material, and frictional layer 12 is electric with second
There is between pole layer 13 air layer 3, and first electrode layer 11 is formed at frictional layer 12 away from the second electrode lay
13 side surface；
Flexible clad 2 is prepared by Stretch material, and flexible clad 2 is coated on the outside of generator unit 1
So that generator unit 1 to be sealed.
In above-mentioned friction generator, first electrode layer 11, the second electrode lay 13 in generator unit 1, rub
Wipe layer 13 to be prepared by stretchable material, also, be coated on the flexible clad 2 on the outside of generator unit 1
Also prepared by Stretch material, therefore, above-mentioned friction generator can carry out random variation, such as pressing, drawing
Stretch, bend, distort, and when kinergeties such as friction generator is depressed, stretching, bending, distortions
When there is corresponding deformation, its operation principle as shown in Fig. 3 a～Fig. 3 d, wherein, Fig. 3 a are shown in Fig. 1
The friction generator of structure is pressed operation principle schematic diagram of kinergety when acting on, and Fig. 3 b are Fig. 1 institutes
Operation principle schematic diagram when showing that the friction generator Tensile kinergety of structure is acted on, Fig. 3 c are Fig. 1
Operation principle schematic diagram during the kinergety effect by bending of the friction generator of shown structure, Fig. 3 d are Fig. 1
The operation principle schematic diagram when friction generator of shown structure is acted on by torsional motion energy.The second electrode lay
13 have friction electrode sequence difference with the material of frictional layer 12, that is, contact with each other surface receiving and losing electrons after separation
Ability is different.When friction generator deforms, generator unit 1 is using the second electrode lay 13 and friction
Friction effect and electrostatic induction effect between layer 12 etc. are converted into electric energy extremely small mechanical energy,
The mode of texturing of above-mentioned friction generator is varied, therefore the force way of above-mentioned friction generator is also many
It is kind various, if friction generator can be made to deform, therefore, above-mentioned friction generator can be with
Using the energy of multi-motion form, its suitability is preferable.Also, the outside of generator unit 1 be coated with by
Flexible clad 2 prepared by Stretch material, and then whole generator unit 1 can be sealed, and then it is above-mentioned
The water proofing property of friction generator is preferable.
Therefore, the suitability of above-mentioned friction generator is preferable, also, its water proofing property is preferable.
Specifically, in generator unit 1, the material for preparing of first electrode layer 11 and the second electrode lay 13 can be with
It is the Stretch material obtained by the silica gel material mixing solidify afterwards of carbon black material and liquid, and, carbon black material
Mass ratio with silica gel material is 1:5～1:15, such as 1:5、1:5.5、1：6、1:8、1:9、1:10、1:11、
1:12、1:13、1:14、1:15 etc..
Carbon black material and liquid-state silicon gel material are according to the sticky mass obtained after aforementioned proportion mixing in solidification
Stretch material is obtained afterwards, and which had both had good electric conductivity, while with good tensility energy,
Therefore, it can meet first electrode layer 11 and the second electrode lay 13 has electric conductivity and tensility energy
Needs.
Preferably, in above-mentioned conducing composite material, carbon black material is 1 with the mass ratio of silica gel material:12.
The embodiment of the present invention does not have special requirement for the material of flexible clad 2, certainly, in order to
Improve the stability coordinated between dependency structure between flexible clad 2 and generator unit 1, above-mentioned flexible bag
Coating 2 can be the flexible clad 2 prepared by silica gel material, and first electrode layer 11 and flexibility clad
2 bondings, the second electrode lay 13 are bonding with flexible clad 2.
As the material for preparing of first electrode layer 11 and the second electrode lay 13 is the silicon by carbon black material and liquid
The Stretch material that glue material mixing solidify afterwards are obtained, therefore, when flexible clad 2 selects silica gel material,
The stability connected between first electrode layer 11 and the second electrode lay 13 and flexible clad 2 is higher.
Certainly, the shape of above-mentioned friction generator can also have various designs, such as：
As shown in figure 1, the generator unit 1 in friction generator can have rectangular structure, and along generating
The thickness direction of unit 1, first electrode layer 11, frictional layer 12, the second electrode lay 13 are arranged in order.
As shown in Fig. 2 the generator unit 1 in friction generator can also have cylindrical structure, specifically,
The second electrode lay 13 is cylindrical-shaped structure, and frictional layer 12 is the circle being coaxially disposed with the second electrode lay 13
Barrel structure, first electrode layer 11 are the cylinder-like structure coaxial with the second electrode lay 13.
Of course, it is possible to prepare nanometer or micron knot in friction generator frictional layer and second electrode layer surface
Structure, i.e. frictional layer 12 possesses nanometer or micrometer structure, and second towards on the surface of the second electrode lay 13
Electrode layer 13 also possesses nanometer or micrometer structure towards the surface of frictional layer 12, the nanometer on these surfaces or
Micrometer structure is conducive to the output current for improving friction generator.
In addition, any one triboelectricity that the embodiment of the present invention is provided in additionally providing a kind of above-described embodiment
The preparation method of machine, as shown in figure 4, the preparation method includes：
Step S102, using Stretch material formed a structural member, wherein, structural member include first electrode layer,
Frictional layer, the second electrode lay, flexible clad structure, first electrode layer are formed at frictional layer away from second electrode
One side surface of layer, and there is between frictional layer and the second electrode lay air layer, and flexible clad structure only
End is provided with opening；
Step S103, structural member is vacantly put in the sealing die of an one end open, wherein, flexible bag
The diapire of the opening of structure towards sealing die is covered, and makes the arbitrary surfaces of structural member and the inwall of sealing die
And between diapire, keep certain distance；
Step S104, pours into a mould Stretch material to block flexibility into sealing die by the opening of sealing die
The opening of clad structure, after Stretch material solidification after by product Self-enclosing mould in take out with obtain friction send out
Motor.
When the material for preparing of the first electrode layer 11 and the second electrode lay 13 in generator unit 1 is by carbon black material
During the Stretch material that the silica gel material mixing solidify afterwards of material and liquid are obtained, due to by carbon black material and liquid
The silica gel material mixing Stretch material that obtains of solidify afterwards can solidify automatically within a certain period of time, therefore, use
Need to be prepared in situ in the material for forming first electrode layer 11 and the second electrode lay 13, therefore, such as Fig. 4 institutes
Show, before above-mentioned steps S102 form a structural member using Stretch material, above-mentioned preparation method is also wrapped
Include
Step S101, carbon black material and liquid-state silicon gel material mixing are formed for preparing first electrode and second
The Stretch material of electrode, wherein, the mass ratio of carbon black material and liquid-state silicon gel material is as in the previous examples
It is described, repeat no more here.
In above-mentioned preparation method, the concrete operation method of step S102 can be according to friction generator shape
Difference is carried out in different ways, such as：
As shown in figure 5, when generator unit has rectangular structure, the employing in above-mentioned steps S102 can
Expanded material forms a structural member can specifically be included：
Step S201, applies one layer by carbon black material and liquid in the first surface of the first mould with platy structure
After the mixing of state silica gel material, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and thick
One edge of material connects thin wire；What is connected on an edge of sticky mass in the step carefully leads
Line is used for the external circuitses for connecting the second electrode lay and friction generator；
Step S202, applies one layer of liquid-state silicon gel in the first surface of the second mould with platy structure；The step
What the liquid-state silicon gel in rapid was formed after solidification is for viscous with first electrode layer 11 in flexible clad 2
The side wall for connecing；
Step S203, after the Silica Surface of solidification applies one layer by carbon black material and liquid-state silicon gel material mixing
To sticky mass to form first electrode layer after hardening, and connect at an edge of sticky mass
Thin wire；The thin wire connected on an edge of sticky mass in the step is used to connect first electrode
Layer and the external circuitses of friction generator；
Step S204, the first mould with the second electrode lay and the second mould with first electrode layer are put
Enter the cast intracavity of the 3rd mould, the cast chamber of the 3rd mould has the rectangular structure of one end open, wherein,
The first surface of the first mould deviates from the second mould, and the first surface of the second mould towards the first mould, and
First mould is vacantly arranged so that each side and bottom surface and the cast of the first mould and the second electrode lay
Keep at a certain distance away between the inwall and diapire in chamber, the second mould is away from the surface of the first mould and cast
The side wall laminating in chamber；
Step S205, to the 3rd mould cast intracavity pouring liquid silica gel and solidify；When to the 3rd mould
During cast intracavity pouring liquid silica gel, full silica gel is poured in the gap between the first mould and the second mould, solidification
The frictional layer 12 of generator unit 1 is formed afterwards, meanwhile, the space position between the first mould and cast bottom of chamber wall
Silica gel form a side wall of flexible encasement 2 after hardening；
Step S206, in the part obtained after the first mould, the second mould and the 3rd mould are removed only
Position opening corresponding with the opening in the cast chamber of the 3rd mould, and then obtain the structural member of only one end open.
As shown in fig. 6, when generator unit has rectangular structure, the employing in above-mentioned steps S102 can
Expanded material forms a structural member can also be included：
Step S301, applies one layer by carbon black material and liquid in the first surface of the first mould with platy structure
After the mixing of state silica gel material, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and thick
One edge of material connects thin wire；What is connected on an edge of sticky mass in the step carefully leads
Line is used for the external circuitses for connecting the second electrode lay and friction generator；
Step S302, applies one layer by carbon black material and liquid in the first surface of the second mould with platy structure
After the mixing of state silica gel material, the sticky mass that obtains to be to form first electrode layer after hardening, and thick
One edge of material connects thin wire；What is connected on an edge of sticky mass in the step carefully leads
Line is used for the external circuitses for connecting first electrode layer and friction generator；
Step S303, the surface of the sticky mass coated in the first surface of the second mould apply one layer of liquid-state silicon
Glue；What the one layer of liquid-state silicon gel applied in this step was formed after solidification is for in flexible clad 2
The side wall of one electrode layer, 11 bonding；
Step S304, will be the sticky mass formed on the first surface of the second mould and liquid-state silicon gel solid
Change, and the hierarchical structure after solidification from the first surface of the second mould is removed and overturn, then will turn over
Hierarchical structure after turning adheres to the first surface of the second mould by liquid-state silicon gel；
Step S305, the first mould with the second electrode lay and the second mould with first electrode layer are put
Enter the cast intracavity of the 3rd mould, the cast chamber of the 3rd mould has the rectangular structure of one end open, wherein,
The first surface of the first mould deviates from the second mould, and the first surface of the second mould towards the first mould, and
First mould is vacantly arranged so that each side and bottom surface and the cast of the first mould and the second electrode lay
Keep at a certain distance away between the inwall and diapire in chamber, the second mould is away from the surface of the first mould and cast
The side wall laminating in chamber；
Step S306, to the 3rd mould cast intracavity pouring liquid silica gel and solidify；
Step S307, removes the first mould, the second mould and the 3rd mould to obtain structural member.
Preferably, the first surface of the first surface and the second mould of above-mentioned first mould is equipped with nanoscale
Micro structure or micron-sized micro structure so that the second electrode lay and frictional layer possess nanometer or micron knot
Structure.
Certainly, as shown in fig. 7, when generator unit 1 have rectangular structure when, in above-mentioned steps S102
Employing Stretch material formed a structural member can also include：
Step S401, applies one layer by carbon black material and liquid in the first surface of the 4th mould with platy structure
After the mixing of state silica gel material, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and thick
One edge of material connects thin wire；And on the second surface of the 4th mould apply one layer of liquid-state silicon gel with
Frictional layer is formed after hardening, after one layer is applied on liquid-state silicon gel by carbon black material and liquid-state silicon gel material mixing
The sticky mass for obtaining is to form first electrode layer after hardening, and connects at an edge of sticky mass
Upper thin wire；Wherein, first surface and second surface are parallel to each other；
Step S402, the 4th mould with the second electrode lay, first electrode layer and frictional layer is vacantly put
Enter the cast intracavity of the 5th mould, the cast chamber of the 5th mould has a rectangular structure of one end open, and the
Each side and bottom surface of one electrode layer, the second electrode lay, frictional layer and the 4th mould and cast chamber
Keep at a certain distance away between inwall and diapire；
Step S403, to the 5th mould cast intracavity pouring liquid silica gel and solidify；
Step S404, removes the 4th mould and the 5th mould to obtain structural member.
The mould adopted when carrying out step S102 using above-mentioned steps is less.
Certainly, the first surface and second surface of the 4th mould for adopting in above-mentioned preparation method is equipped with and receives
The micro structure of meter level or micron-sized micro structure, so that the second electrode lay and frictional layer possess nanometer or micron
Structure.
As shown in figure 8, when the generator unit 1 in friction generator has cylindrical structure, above-mentioned steps
Employing Stretch material in S102 forms a structural member can be included：
Step S501, has in the 6th mould of hollow cylindrical structure at one and fills by carbon black material and liquid
After the mixing of state silica gel material, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and thick
One edge of material connects thin wire；What is connected on an edge of sticky mass in the step carefully leads
Line is used for the external circuitses for connecting the second electrode lay and friction generator；
Step S502, applies in the inner surface of the 7th mould of a hollow cylindrical structure with one end open
One layer of liquid-state silicon gel, and the hollow internal diameter that has of the 7th mould is more than the external diameter of the 6th mould；In the step
The liquid-state silicon gel of figure is used for the barrel for forming flexible clad 2 after hardening；
Step S503, after liquid-state silicon gel solidification, the surface of silica gel after hardening applies one layer by carbon black material
With the sticky mass obtained after liquid-state silicon gel material mixing to obtain first electrode layer after hardening, and viscous
One edge of thick liquid matter connects thin wire；Connect on an edge of sticky mass in the step
Thin wire is used for the external circuitses for connecting first electrode layer and friction generator；
The 6th mould with the second electrode lay is vacantly put into the with first electrode layer the 7th by step S504
In mould, the axial line of the 6th mould is overlapped with the hollow axial line of the 7th mould, and the 6th mould and
Any side of the second electrode lay is not contacted with the 7th mould and first electrode layer, and the 6th mould and
The bottom surface of two electrode layers is with a certain distance from the hollow bottom of the 7th mould；
Step S505, it is to the hollow interior pouring liquid silica gel of the 7th mould and solid by the opening of the 7th mould
Change；Liquid-state silicon gel in the step is formed frictional layer after hardening and is connected with the silica gel in step S502
The structures such as diapire；
Step S506, removes the 6th mould and the 7th mould to obtain structural member.
Obviously, those skilled in the art can carry out various changes and modification and not take off to the embodiment of the present invention
From the spirit and scope of the present invention.So, if these modifications of the present invention and modification belong to right of the present invention
Within the scope of requirement and its equivalent technologies, then the present invention is also intended to comprising these changes and modification.
Claims (16)
1. a kind of friction generator, it is characterised in that including generator unit and flexible clad, wherein：
Generator unit includes first electrode layer, frictional layer, the second electrode lay, wherein the first electrode layer,
Frictional layer, the second electrode lay are prepared by Stretch material, have sky between the frictional layer and the second electrode lay
Gas-bearing formation, and the first electrode layer is formed at a side surface of the frictional layer away from the second electrode lay；
The flexible clad is prepared by Stretch material, and the flexible clad is coated on the list that generates electricity
First outside is so that the generator unit to be sealed.
2. friction generator according to claim 1, it is characterised in that the first electrode layer and
The second electrode lay prepare material be by carbon black material and liquid silica gel material mixing solidify afterwards obtain can
Stretching conducing composite material, and, carbon black material is 1 with the mass ratio of silica gel material:5～1:15.
3. friction generator according to claim 2, it is characterised in that the conducing composite material
In, carbon black material is 1 with the mass ratio of silica gel material:12.
4. friction generator according to claim 2, it is characterised in that the flexible clad is
The flexible clad prepared by silica gel material, and the first electrode layer and the flexible clad bonding, institute
State the second electrode lay bonding with the flexible clad.
5. the friction generator according to any one of claim 1-4, it is characterised in that the generating
Unit has rectangular structure, and along the thickness direction of the generator unit, the first electrode layer, friction
Layer, the second electrode lay are arranged in order.
6. the friction generator according to any one of claim 1-4, it is characterised in that the generating
Unit has a cylindrical structure, and the second electrode lay is cylindrical-shaped structure, and the frictional layer be with it is described
The cylindrical structure that the second electrode lay is coaxially disposed, the first electrode layer are coaxial with the second electrode lay
Cylinder-like structure.
7. the friction generator according to any one of claim 1-6, it is characterised in that the friction
Layer possesses nanometer or micrometer structure towards on the surface of the second electrode lay；And/or the second electrode lay direction is rubbed
The surface for wiping layer possesses nanometer or micrometer structure.
8. the friction generator according to any one of claim 1-7, it is characterised in that described second
Electrode layer has friction electrode sequence difference with the material of frictional layer.
9. a kind of preparation method of the friction generator as described in any one of claim 1-8, its feature exist
In, including：
One structural member is formed using Stretch material, wherein, the structural member includes first electrode layer, friction
Layer, the second electrode lay, flexible clad structure, the first electrode layer are formed at frictional layer away from second electrode
One side surface of layer, and there is between frictional layer and the second electrode lay air layer, and the flexible clad structure
Only one end is provided with opening；
Structural member is vacantly put in the sealing die of an one end open, wherein, the flexible clad structure
Opening towards the diapire of sealing die, and make the arbitrary surfaces of structural member and the inwall of sealing die and bottom
Certain distance is kept between wall；
Stretch material is poured into a mould into sealing die by the opening of sealing die to block the flexible cladding
The opening of structure, after Stretch material solidification after by product Self-enclosing mould in take out to obtain triboelectricity
Machine.
10. preparation method according to claim 9, it is characterised in that described using stretchable material
Before material forms a structural member, also include：
Carbon black material and liquid-state silicon gel material mixing are formed for preparing the first electrode and second electrode
Stretch material.
11. preparation methoies according to claim 10, it is characterised in that when the generator unit has
When having rectangular structure, the employing Stretch material forms a structural member, including：
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the first mould with platy structure
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；
One layer of liquid-state silicon gel is applied in the first surface of the second mould with platy structure；
What is obtained after the Silica Surface of solidification applies one layer by carbon black material and liquid-state silicon gel material mixing is sticky
Shape material is to form first electrode layer after hardening, and connects thin wire at an edge of sticky mass；
The first mould with the second electrode lay and the second mould with first electrode layer are put into into the 3rd mould
The cast intracavity of tool, the cast chamber of the 3rd mould have the rectangular structure of one end open, wherein, the first mould
The first surface of tool deviates from second mould, and the first surface of the second mould towards the first mould, and the
One mould vacantly arranges each side and bottom surface and cast chamber so that the first mould and the second electrode lay
Inwall and diapire between keep at a certain distance away, the second mould away from the first mould surface with cast chamber
The laminating of side wall；
To the 3rd mould cast intracavity pouring liquid silica gel and solidify；
First mould, the second mould and the 3rd mould are removed to obtain the structural member.
12. preparation methoies according to claim 10, it is characterised in that when the generator unit has
When having rectangular structure, the employing Stretch material forms a structural member, including：
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the first mould with platy structure
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the second mould with platy structure
After material mixing, the sticky mass that obtains to be to form first electrode layer after hardening, and the one of sticky mass
Individual edge connects thin wire；
The surface of the sticky mass coated in the first surface of the second mould applies one layer of liquid-state silicon gel；
The sticky mass formed on the first surface of the second mould and liquid-state silicon gel are solidified, and will be solid
Hierarchical structure after change from the first surface of the second mould is removed and is overturn, and is then tied the level after upset
Structure adheres to the first surface of the second mould by liquid-state silicon gel；
The first mould with the second electrode lay and the second mould with first electrode layer are put into into the 3rd mould
The cast intracavity of tool, the cast chamber of the 3rd mould have the rectangular structure of one end open, wherein, the first mould
The first surface of tool deviates from second mould, and the first surface of the second mould towards the first mould, and the
One mould vacantly arranges each side and bottom surface and cast chamber so that the first mould and the second electrode lay
Inwall and diapire between keep at a certain distance away, the second mould away from the first mould surface with cast chamber
The laminating of side wall；
To the 3rd mould cast intracavity pouring liquid silica gel and solidify；
First mould, the second mould and the 3rd mould are removed to obtain the structural member.
13. preparation methoies according to claim 11 or 12, it is characterised in that first mould
First surface and the first surface of the second mould be equipped with nano level micro structure or micron-sized micro- knot
Structure, so that the second electrode lay and frictional layer possess nanometer or micrometer structure.
14. preparation methoies according to claim 10, it is characterised in that when the generator unit has
When having rectangular structure, the employing Stretch material forms a structural member, including：
One layer is applied by carbon black material and liquid-state silicon glue material in the first surface of the 4th mould with platy structure
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；And one layer of liquid-state silicon gel is applied on the second surface of the 4th mould with after hardening
Frictional layer is formed, what is obtained after one layer is applied on liquid-state silicon gel by carbon black material and liquid-state silicon gel material mixing is viscous
Thick liquid matter is to form first electrode layer after hardening, and connects at an edge of sticky mass and carefully lead
Line；Wherein, the first surface and second surface are parallel to each other；
The 4th mould with the second electrode lay, first electrode layer and frictional layer is vacantly put into into the 5th mould
Cast intracavity, the cast chamber of the 5th mould has a rectangular structure of one end open, and first electrode layer,
Each side and bottom surface of the second electrode lay, frictional layer and the 4th mould and the inwall and bottom of pouring into a mould chamber
Keep at a certain distance away between wall；
To the 5th mould cast intracavity pouring liquid silica gel and solidify；
The 4th mould and the 5th mould are removed to obtain the structural member.
15. preparation methoies according to claim 14, it is characterised in that the of the 4th mould
One surface and second surface are equipped with nano level micro structure or micron-sized micro structure, so that described second
Electrode layer and frictional layer possess nanometer or micrometer structure.
16. preparation methoies according to claim 10, it is characterised in that when the generator unit has
When having cylindrical structure, the employing Stretch material forms a structural member, including：
Have at one in the 6th mould of hollow cylindrical structure and fill by carbon black material and liquid-state silicon glue material
After material mixing, the sticky mass that obtains to be to obtain the second electrode lay after hardening, and the one of sticky mass
Individual edge connects thin wire；
One layer of liquid is applied in the inner surface of the 7th mould of a hollow cylindrical structure with one end open
Silica gel, and the hollow internal diameter that has of the 7th mould is more than the external diameter of the 6th mould；
After liquid-state silicon gel solidification, the surface of silica gel after hardening applies one layer by carbon black material and liquid-state silicon gel
The sticky mass obtained after material mixing to obtain first electrode layer after hardening, and in sticky mass
One edge connects thin wire；
The 6th mould with the second electrode lay is vacantly put in the 7th mould with first electrode layer, the
The axial line of six moulds is overlapped with the hollow axial line of the 7th mould, and the 6th mould and the second electrode lay
Any side do not contact with the 7th mould and first electrode layer, and the 6th mould and the second electrode lay
Bottom surface is with a certain distance from the hollow bottom of the 7th mould；
By the opening of the 7th mould is to the hollow interior pouring liquid silica gel of the 7th mould and solidifies；
The 6th mould and the 7th mould are removed to obtain the structural member.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610339760.4A CN106602921B (en) | 2016-05-19 | 2016-05-19 | A kind of friction generator and preparation method thereof |
| PCT/CN2016/106240 WO2017197859A1 (en) | 2016-05-19 | 2016-11-17 | Friction generator and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610339760.4A CN106602921B (en) | 2016-05-19 | 2016-05-19 | A kind of friction generator and preparation method thereof |
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| CN106602921A true CN106602921A (en) | 2017-04-26 |
| CN106602921B CN106602921B (en) | 2019-05-17 |
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| WO (1) | WO2017197859A1 (en) |
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| Publication number | Publication date |
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| WO2017197859A1 (en) | 2017-11-23 |
| CN106602921B (en) | 2019-05-17 |
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