CN110415998A - A kind of overload-resistant impact can energy storage sensor - Google Patents
A kind of overload-resistant impact can energy storage sensor Download PDFInfo
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- CN110415998A CN110415998A CN201910600127.XA CN201910600127A CN110415998A CN 110415998 A CN110415998 A CN 110415998A CN 201910600127 A CN201910600127 A CN 201910600127A CN 110415998 A CN110415998 A CN 110415998A
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- 239000003990 capacitor Substances 0.000 claims abstract description 17
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- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 15
- 239000011347 resin Substances 0.000 claims abstract description 9
- 229920005989 resin Polymers 0.000 claims abstract description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000007769 metal material Substances 0.000 claims abstract description 3
- 229910052751 metal Inorganic materials 0.000 claims description 14
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- 230000008859 change Effects 0.000 claims description 13
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- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 230000035945 sensitivity Effects 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
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- 230000004044 response Effects 0.000 description 6
- 229910001069 Ti alloy Inorganic materials 0.000 description 5
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910052707 ruthenium Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/04—Hybrid capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/08—Structural combinations, e.g. assembly or connection, of hybrid or EDL capacitors with other electric components, at least one hybrid or EDL capacitor being the main component
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/68—Current collectors characterised by their material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/70—Current collectors characterised by their structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/80—Gaskets; Sealings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention discloses a kind of overload-resistant impact can energy storage sensor, including capacitor core and shell, in the shell by high-intensity resin encapsulating, the material of shell is hard metal material to capacitor core；Capacitor core includes: that the first metal oxide collector, the first elastic support, vacuum liquid-absorbing module, the second elastic support and the second metal oxide collector pass sequentially through stacked in layers and connect to obtain laminated structure；Energy-storage module is filled in inside elastomeric objects, energy-storage module includes the first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and the second elastic piezoresistive electrodes, and the first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and the second elastic piezoresistive electrodes pass sequentially through stacked in layers and connect to obtain laminated structure；Vacuum liquid-absorbing module includes that third metal oxide collector, the 4th metal oxide collector pass sequentially through stacked in layers with fifth metal oxide collector and connect to obtain laminated structure.
Description
Technical field
The present invention relates to new material and field of new energy technologies more particularly to a kind of overload-resistant impact can energy storage sensing
Device.
Background technique
Current most popular four kinds of sensors, comprising: 1. piezoelectric transducers are fixed by PVDF diaphragm by certain
It is internal just to generate polarization when the effect of direction external force, while the opposite charge of symbol, shape are generated on certain two surface
At certain potential difference, cause voltage change, realizes sensing function；2. piezoresistive transducer, elastic piezoresistive electrodes are by external force
Effect when, thickness of electrode can change, and electrode resistance can mutate, cause voltage change, realize sensing function；3.
Capacitance type sensor causes the variation of condenser capacity, reaches the mesh of voltage change by changing the spacing between capacitor plate
, realize sensing function；4. electrochemical transducer[sensor uses an electrolyte as inertia mass, attached in electrode when being impacted
It is close to form convection current, cause the variation of ion concentration near electrode, and then form voltage change, realizes sensing function.
Above-mentioned four kinds of sensors only have sensing function, without having energy storage capacity and power capability, are needing simultaneously
In the case where having energy storage and sensing function, generallys use traditional sensors part and energize the shared mode of device, this method
It will lead to that system bulk is larger, be unfavorable for whole miniaturization, and this sensor with sensing function is in high overload
It is easy that sensing failure occurs because each section impact resistance is poor under impact condition.
Therefore, need at present it is a kind of with energy storage and power capability can energy storage sensor, realize that sensor is provided simultaneously with
There is high impact-resistance in the case where energy storage and sensing function.
Summary of the invention
The present invention provides a kind of overload-resistant impact can energy storage sensor, do not have energy storage to solve existing sensor
Ability and power capability, and the technical problem of impact resistance difference, so that energy storage and biography can be achieved at the same time by constructing one kind
Feel function without external battery can energy storage sensor, and use hard metal shell and high-intensity resin encapsulating, it is real
Showed can energy storage sensor under high overload impact condition can resistance, enhance anti-shot ability.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of overload-resistant impact can energy storage sensor,
Including capacitor core and shell, the capacitor core passes through high-intensity resin encapsulating in the housing, the material of the shell
For hard metal material；
The capacitor core includes: the first metal oxide collector, the first elastic support, vacuum liquid-absorbing module,
Two elastic supports and the second metal oxide collector；The first metal oxide collector, first resilient support
Body, the vacuum liquid-absorbing module, second elastic support and the second metal oxide collector pass sequentially through stratiform
It stacks connection and obtains laminated structure；The elastic support includes elastomeric objects and energy-storage module, the energy-storage module filling
Inside the elastomeric objects, the energy-storage module includes the first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and second
Elastic piezoresistive electrodes, the described first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and the second elastic pressure drag electricity
Pole passes sequentially through stacked in layers and obtains laminated structure；The vacuum liquid-absorbing module includes third metal oxide collector,
Four metal oxide collectors and fifth metal oxide collector, the third metal oxide collector, the 4th gold medal
Category oxide collector passes sequentially through stacked in layers with the fifth metal oxide collector and connects to obtain laminated structure.
Preferably, between the first metal oxide collector and first elastic support, described
Between one elastic support and the vacuum liquid-absorbing module, between the vacuum liquid-absorbing module and second elastic support,
And between second elastic support and the second metal oxide collector, bonding formation is carried out by adhesive
Point glue-line.
Preferably, between the third metal oxide collector and the 4th metal oxide collector,
Between the 4th metal oxide collector and the fifth metal oxide collector, bonding shape is carried out by adhesive
At a glue-line.
Preferably, between the third metal oxide collector and the 4th metal oxide collector
The second dispensing between first glue-line and the 4th metal oxide collector and the fifth metal oxide collector
Layer, all has notch.
Preferably, the notch on first glue-line and the direction of the gap position on the second point glue-line one
It causes.
Preferably, the third metal oxide collector and the fifth metal oxide collector are ring
Shape structure；The 4th metal oxide collector is laminated structure.
Preferably, the elastomeric objects are ring structure.
Preferably, the shape of the supercapacitor includes round, rectangular, triangle or various obform bodies.
Preferably, the elastic support and the vacuum liquid-absorbing module by the increase of internal series-connection quantity and
It reduces, the operating voltage and capacitance of control device, sensing scope and sensitivity can also be changed by changing internal series-connection quantity, be fitted
For more application scenarios.
Compared with the prior art, the embodiment of the present invention has the following beneficial effects:
The present invention by construct it is a kind of can be achieved at the same time energy storage and sensing function without external battery can energy storage
Sensor, and hard metal shell and high-intensity resin encapsulating are used, it solves existing sensor and does not have energy storage capacity and confession
Can ability, and the technical problem of impact resistance difference, thus realize can energy storage sensor can under high overload impact condition
Resistance enhances anti-shot ability.
Detailed description of the invention
Fig. 1: in the embodiment of the present invention can energy storage sensor overall structure diagram；
Fig. 2: for the structural schematic diagram of the energy-storage module in the embodiment of the present invention；
Fig. 3: for the structural schematic diagram of the vacuum liquid-absorbing module in the embodiment of the present invention；
Fig. 4: for the schematic illustration of the realization sensing effect in the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1, the preferred embodiment of the present invention provide a kind of overload-resistant impact can energy storage sensor, including capacitor
Device core and shell, in the housing by high-intensity resin encapsulating, the material of the shell is hard gold to the capacitor core
Belong to material；
The capacitor core includes: the first metal oxide collector, the first elastic support, vacuum liquid-absorbing module,
Two elastic supports and the second metal oxide collector；The first metal oxide collector, first resilient support
Body, the vacuum liquid-absorbing module, second elastic support and the second metal oxide collector pass sequentially through stratiform
It stacks connection and obtains laminated structure；The elastic support includes elastomeric objects and energy-storage module, the energy-storage module filling
Inside the elastomeric objects, the energy-storage module includes the first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and second
Elastic piezoresistive electrodes, the described first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and the second elastic pressure drag electricity
Pole passes sequentially through stacked in layers and obtains laminated structure；The vacuum liquid-absorbing module includes third metal oxide collector,
Four metal oxide collectors and fifth metal oxide collector, the third metal oxide collector, the 4th gold medal
Category oxide collector passes sequentially through stacked in layers with the fifth metal oxide collector and connects to obtain laminated structure.
In the present embodiment, between the first metal oxide collector and first elastic support, described
Between one elastic support and the vacuum liquid-absorbing module, between the vacuum liquid-absorbing module and second elastic support,
And between second elastic support and the second metal oxide collector, bonding formation is carried out by adhesive
Point glue-line.
Device is designed using laminated structure, and metal oxide collector, elastomeric objects and vacuum liquid-absorbing module are carried out
Stacked in layers, interlayer are bonded using adhesive, the specific structure such as following figure, and top layer is the titanium alloy of surface sintering oxidation ruthenium film
Collector, as a pole of device, next layer is annular elastomer, be piezoresistive electrodes and silver-plated PVDF inside ring-shaped rubber every
Film, then lower layer are vacuum liquid-absorbing module, then lower layer is annular elastomer, and lowest level is metal oxide collector as device
Another pole, adhesive bonding is all made of between each layer.
In the present embodiment, the elastomeric objects are ring structure.
Referring to figure 2., it fixing and seals by annular resilient object outside energy-storage module, inside uses laminated construction,
Three layers are always divided into, upper layer is elastic piezoresistive electrodes, and middle layer is silver-plated PVDF diaphragm, and lower layer is also elastic piezoresistive electrodes, will be stored up
Energy module is having inside elastomeric objects made from elastomer with this structure filling, provides the energy storage of double electric layers supercapacitor
The sensing capability of ability and piezoelectric transducer and piezoresistive transducer.
In the present embodiment, between the third metal oxide collector and the 4th metal oxide collector,
Between the 4th metal oxide collector and the fifth metal oxide collector, bonding shape is carried out by adhesive
At a glue-line.
In the present embodiment, between the third metal oxide collector and the 4th metal oxide collector
The second dispensing between first glue-line and the 4th metal oxide collector and the fifth metal oxide collector
Layer, all has notch.
In the present embodiment, the notch on first glue-line and the direction of the gap position on the second point glue-line one
It causes.
In the present embodiment, the third metal oxide collector and the fifth metal oxide collector are ring
Shape structure；The 4th metal oxide collector is laminated structure.
Referring to figure 3., vacuum liquid-absorbing inside modules structure: top layer is closed using the titanium of annular surface sintering oxidation ruthenium film
Golden collector, middle layer use sheet collector, and upper layer and middle layer are bonded using hot melt adhesive dispensing mode, and when dispensing sets
One section of notch is counted out as vacuum liquid-absorbing mouth, lowest level also uses the titanium alloy collector of annular surface sintering oxidation ruthenium film,
Interlayer is also bonded using jaggy glue-line, and notch direction is consistent with upper layer dispensing break mouth direction.
In the present embodiment, the shape of the supercapacitor includes round, rectangular, triangle or various obform bodies.Device
Part can be made by using titanium alloy collector of different shapes, elastomer elastomeric objects, round, rectangular, triangle etc.
Various shapes realize the shape customization of device.
In the present embodiment, the elastic support and the vacuum liquid-absorbing module by the increase of internal series-connection quantity and
It reduces, the operating voltage and capacitance of control device, sensing scope and sensitivity can also be changed by changing internal series-connection quantity, be fitted
For more application scenarios.
To adapt to different application scenarios, need to produce the device that can be used under the conditions of different voltages, the present invention
Can by way of controlling internal series-connection module number control device operating voltage and capacitance, and increase can be passed through
Or reduce control of the concatenated module realization to sensing measurement range
As described in Figure 4, using device when being impacted, the voltage jump of generation reaches sensing effect.In discharge process
In, device is impacted, after device is impacted, whole deformation occurs, causes piezoelectricity, pressure drag, capacitor, electric chemical formula sensing principle
Response forms voltage jump, reaches sensing effect.
Supercapacitor of the present invention realize energy storage device from sensing function, by using pressure drag in supercapacitor
Formula active carbon elasticity piezoresistive electrodes and silver-plated PVDF diaphragm realize pressure drag and piezoelectric type sensing function, and using elastomeric objects by
Internal flow to change in shape and electrolyte when impact realizes condenser type and electric chemical formula sensing function.
Supercapacitor of the present invention also achieves the self-powered function of senser element, by inside using activated carbon electrodes
Laminated structure realizes the energy storage of double electric layers supercapacitor, there is the RuO of oxidation ruthenium film by using surface2/H2SO4Body
System and inside realize the energy storage of fake capacitance supercapacitor from concatenated laminated construction.
Supercapacitor of the present invention also achieves the continuous sensitive response to the impact of high frequency high overload；It realizes and passes through pole piece
The different selections of diaphragm, using different energy storage or sensing principle；The shape for realizing device special-shaped can customize, using not similar shape
Device can be made into different shape by the metal oxide collector and rubber washer of shape, be applicable in different application scenarios and environment；
Freely adjusting for the voltage of device is realized, the requirement under multiple power sources environment is met, by being gone here and there certainly inside control device
The flexible modulation for using device voltage and capacitance may be implemented in the amount of monomer of connection；Realize oneself of sensing measurement range
By adjusting, meeting plurality of application scenes, being surveyed by, from concatenated amount of monomer, may be implemented to sense device inside control device
Measure the flexible modulation of range；Using modularization assembling technology and continuous productive process, the small lot production of device is realized, batch is made
Make elastomeric objects part, vacuum liquid-absorbing module, energy-storage module, then is successively assembled the producing efficiency, it can be achieved that high, and
It can guarantee preferable stability and consistency.
Traditional sensors usually require external power supply, to maintain the energy supply of sensor and to the record of heat transfer agent and anti-
Feedback, and sensor can not preferably cope with the impact signal of high frequency, may result in signal can not accurately record, " energy storage-biography
The integrated supercapacitor of sense " combines the advantage of a variety of sensor mechanisms, and precision is high, and induction range is wide, and the response time is exceedingly fast, institute
There is accurate, sensitive counting response ability under the conditions of high-frequency percussion with device.
Common supercapacitor or sensor are easy to send out because each section impact resistance is poor under high overload impact condition
Raw failure, " energy storage-sensing " integration supercapacitor using high duty metal as support, using hard metal shell and
Situations such as high-intensity resin dosing technology, leakage caused by having prevented because of impact, deformation, impacts during also achieving in high overload
Under the conditions of normal, stable operation.
Flexible package technology: the flexible package method being sealed using annular elastomer circle is made using ring-shaped rubber
For sealing ring, body rubber will be supported to bond and seal with collector metal using binder, so that device is in impact condition lower edge
There is certain compressible ability, after removing external force, rubber rebound, device can restore to the original state, and realize device on thickness direction
The capacitive sensing function of part；
Vacuum liquid-absorbing technology: using perforated metal pole piece and metal pole piece, vacuum liquid-absorbing mould is made in lamination in the way of dispensing
Block, design dispensing notch realize monomer cavity intercommunication as vacuum liquid-absorbing mouth, and pole piece is fixed shares collector etc. between mould group
Multiple functions；
Overload-resistant impact encapsulation technology: metal shell, in the shell with high-intensity resin encapsulating by device, Ke Yi great are used
The impact resistance of width promotion device entirety；
Modularization assembling technology: device is divided into energy-storage module using the different function and usage in device part, vacuum is inhaled
Liquid module and sensing module assemble by each functional module of batch making, then by each functional module, realize device
Small lot is hand-made.
Metal pole piece in the present invention uses metal oxide pole piece, the active metal oxidation of metal oxide pole piece
Object film, by using metal oxide pole piece, application be fake capacitance supercapacitor energy storage principle；Bullet in the present invention
Property electrode use piezoresistive electrodes, wherein using the sensing principle that pressure drag senses, using piezoresistive electrodes, pass through the sensing that is pressurized；This hair
Diaphragm in bright uses silver-plated PVDF diaphragm, wherein PVDF (Kynoar) has most obdurability, low friction in fluoroplastics
The features such as coefficient, corrosion resistance be strong, resistance to ag(e)ing, weatherability, and radiation-resistant property is good.
The present invention produces a kind of novel micro- energy device, firstly, the device is integrated with the energy-storage function of supercapacitor
With the sensing function of piezoelectric transducer, piezoresistive transducer, capacitance type sensor and electrochemical transducer[sensor, combine super
The energy storage principle of capacitor and the sensing principle of sensor, by using RuO2/H2SO4Fake capacitance super capacitor system, and
Active carbon/H2SO4Double electric layers supercapacitor system, to meet the application demand of device energy storage and power supply；Using silver-plated
PVDF diaphragm realizes the piezoelectric sensing effect under shock environment, can polarize when the diaphragm is impacted, electronics is assembled
In in the side of diaphragm, to form potential difference, lead to voltage change, realize piezoelectric sensing function；Using rubber and active carbon
Funtion part of the elastic piezoresistive electrodes that electrode fabrication goes out as piezoresistive transducer, when being impacted, piezoresistive electrodes can be produced
Raw deformation, the resistance value that deformation will lead to piezoresistive electrodes change, and voltage fluctuation is generated in charge and discharge process, realize that pressure drag passes
Feel function, while the activated carbon electrodes also can be used as the pole piece of double electric layers supercapacitor and carry out energy storage, activated carbon electrodes can be with
The zwitterion in electrolyte is adsorbed, potential difference is formed in the two sides of diaphragm, to realize energy storage；Device uses H2SO4As electricity
Liquid is solved, electrolyte can be moved when being impacted along impact direction, to form certain concentration difference, device in device inside
The distribution of charges that the concentration difference variation of internal partial electrolysis liquid will lead to device inside each section is uneven, is formed in device inside
Potential difference leads to voltage change, to realize the electrochemical sensing function of device；Using titanium alloy as the collector of device, gold
Using rubber as elastomeric objects between category oxide current collector layers, when being impacted, elastomeric objects can compress, and reduce two
Spacing between collector causes the capacitance variation of capacitor, device voltage is caused to change, and realizes that the condenser type of device passes
Sense.
The invention enables the dual functions that single device realizes energy storage and sensing, reduce sensing system to a certain extent
The volume of system；Second, the present invention using inside the laminated type based on titanium alloy and elastomer from concatenated design method, this
Kind structure farthest reduces the redundant space of device inside, and not extra gap structure avoids in impact process
The mechanical failures such as solder joint failure, structural break caused by local stress is excessive, and also avoid high impact loads lower outer portion and lead
Line and the possibility of circuit element failure；Third, laminated type expandable structure make device can with flexibly adjustment sensing scope and
Voltage has expanded the use scope and application scenarios of device；4th, using metal shell, and high-intensity resin encapsulating is used, resisted
Impact capacity is extremely strong, and the reliability of device greatly improved.
The present invention develops a novel micro- energy device, changes traditional sensors and needs by external energy supply and overload-resistant
The disadvantage of impact capacity difference realizes device itself energy storage and energy supply, and improve traditional sensors not rushing in high frequency high overload
Sensitive response and accurate metering problem under the conditions of hitting realize sensitive response under the conditions of the impact of high frequency high overload and accurate
It counts.
Particular embodiments described above has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that the above is only a specific embodiment of the present invention, the protection being not intended to limit the present invention
Range.It particularly points out, to those skilled in the art, all within the spirits and principles of the present invention, that is done any repairs
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of overload-resistant impact can energy storage sensor, which is characterized in that including capacitor core and shell, the capacitor core
In the housing by high-intensity resin encapsulating, the material of the shell is hard metal material；
The capacitor core includes: the first metal oxide collector, the first elastic support, vacuum liquid-absorbing module, the second bullet
Property supporter and the second metal oxide collector；The first metal oxide collector, first elastic support, institute
It states vacuum liquid-absorbing module, second elastic support and the second metal oxide collector and passes sequentially through stacked in layers company
It connects to obtain laminated structure；The elastic support includes elastomeric objects and energy-storage module, and the energy-storage module is filled in described
Inside elastomeric objects, the energy-storage module includes the first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and the second elasticity pressure
Resistance electrode, the described first elastic piezoresistive electrodes, nano silver spraying PVDF diaphragm and the second elastic piezoresistive electrodes are successively
Laminated structure is obtained by stacked in layers；The vacuum liquid-absorbing module includes third metal oxide collector, the 4th metal
Oxide collector and fifth metal oxide collector, the third metal oxide collector, the 4th metal oxidation
Object collector passes sequentially through stacked in layers with the fifth metal oxide collector and connects to obtain laminated structure.
2. overload-resistant impact as described in claim 1 can energy storage sensor, which is characterized in that first metal oxide
Between collector and first elastic support, between first elastic support and the vacuum liquid-absorbing module, it is described
Between vacuum liquid-absorbing module and second elastic support and second elastic support is aoxidized with second metal
Between object collector, bonding is carried out by adhesive and forms point glue-line.
3. overload-resistant impact as described in claim 1 can energy storage sensor, which is characterized in that the third metal oxide
Between collector and the 4th metal oxide collector, the 4th metal oxide collector and the fifth metal oxygen
Between compound collector, bonding is carried out by adhesive and forms point glue-line.
4. overload-resistant impact as claimed in claim 3 can energy storage sensor, which is characterized in that the third metal oxide
First glue-line and the 4th metal oxide collector between collector and the 4th metal oxide collector with
Second point glue-line between the fifth metal oxide collector, all has notch.
5. overload-resistant impact as claimed in claim 4 can energy storage sensor, which is characterized in that on first glue-line
Gap position on notch and the second point glue-line is towards unanimously.
6. overload-resistant impact as described in claim 1 can energy storage sensor, which is characterized in that the third metal oxide
Collector and the fifth metal oxide collector are ring structure；The 4th metal oxide collector is sheet knot
Structure.
7. overload-resistant impact as described in claim 1 can energy storage sensor, which is characterized in that the elastomeric objects are annular
Structure.
8. overload-resistant impact as described in claim 1 can energy storage sensor, which is characterized in that the shape of the supercapacitor
Shape includes round, rectangular, triangle or various obform bodies.
9. overload-resistant impact as described in claim 1 can energy storage sensor, which is characterized in that the elastic support and institute
It states vacuum liquid-absorbing module increasing and decreasing by internal series-connection quantity, the operating voltage and capacitance of control device, in change
Portion's serial number can also change sensing scope and sensitivity, be suitable for more application scenarios.
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| GB2606707A (en) * | 2021-05-03 | 2022-11-23 | Jamieson Luke | Supercapacitor and electrical system |
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Application publication date: 20191105 |