CN207150463U - A kind of sensor-use source - Google Patents
A kind of sensor-use source Download PDFInfo
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- CN207150463U CN207150463U CN201721002763.5U CN201721002763U CN207150463U CN 207150463 U CN207150463 U CN 207150463U CN 201721002763 U CN201721002763 U CN 201721002763U CN 207150463 U CN207150463 U CN 207150463U
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Abstract
The utility model provides a kind of sensor-use source, including electricity generation module, energy-storage module and several oily formula electric capacity housings, the electricity generation module is electrically connected with energy-storage module, the electricity generation module is between two oily formula electric capacity housings, nature deformation occurs during oily formula electric capacity works for the oily formula electric capacity housing, the electricity generation module produces a certain amount of electric energy when being squeezed, the energy-storage module is stored after the electric energy is changed, and is used for providing the sensor near the sensor-use source.Sensor-use source in the utility model, electric energy is produced using the natural deformation of oily formula electric capacity housing in use, to solve the powerup issue of oily formula capacitative end sensor.
Description
Technical field
It the utility model is related to power technique fields, and in particular to a kind of sensor-use source.
Background technology
According to the use needs of different scenes, the terminal of oily formula electric capacity is typically fitted with sensor, if desired for monitoring oil
One pressure sensor can be installed, it is necessary to which a temperature can be installed when monitoring the temperature of oily formula electric capacity during oil pressure inside formula electric capacity
Sensor, sensor needs the power supply of a power supply to supply power at work, in the prior art, typically using battery powered
Or external power supply power supply, but when (1) is according to battery powered, because battery electric quantity is limited, it is necessary to periodic maintenance or replacing, no
Beneficial to long-term use；(2), it is necessary to largely arrange power line in limited space when being powered according to external power supply, and low pressure
Electric wire cabling between electric capacity can be disturbed by high frequency noise caused by electric capacity.
In view of drawbacks described above, the utility model creator obtains this practicality newly finally by prolonged research and practice
Type.
Utility model content
To solve the above problems, the technical solution adopted in the utility model is, there is provided a kind of sensor-use source, including
Electricity generation module, energy-storage module and several oily formula electric capacity housings, the electricity generation module are electrically connected with energy-storage module, the generating
Between two oily formula electric capacity housings, during oily formula electric capacity works natural shape occurs module for the oily formula electric capacity housing
Become, the electricity generation module produces a certain amount of electric energy when being squeezed, and the energy-storage module is carried out after the electric energy is changed
Storage, used for providing the sensor near the sensor-use source.
Further, sensor power consumption calculation formula hourly is：
Q1=I × t × n3
Wherein, Q1For sensor power consumption hourly, I is the electricity of continuous firing after starting for the sensor
Flow valuve, t be the continuous firing time, n3For the sensor number of starts hourly；
Therefore the energy-storage module stored energy capacitance hourly meets following calculation formula：
Wherein, C is energy-storage module stored energy capacitance hourly, Q1For sensor power consumption hourly, U1For
The full piezoelectric voltage value of the energy-storage module, U2For the discharge cut-off voltage value of the energy-storage module；
Caused electricity calculation formula is the electricity generation module per hour：
Qf=Q0×n1
Wherein, QfFor the electricity generation module caused electricity per hour, Q0Extruded for the electricity generation module caused by 1 time
Electricity, n1For the number of the oily formula electric capacity housing deformation per hour, the QfMeet Qf＞ Q1。
Further, the electricity generation module is composed in parallel by several piezoelectric ceramic pieces.
Further, the direction of the extruding is transverse shear stress.
Further, the energy-storage module is made up of several super capacitors.
Further, the sensor is arranged on the outside or inside of the oily formula electric capacity.
The beneficial effects of the utility model are compared with the prior art：1. the sensor-use source in the utility model,
Electric energy is produced using the natural deformation of oily formula electric capacity housing in use, to solve the power supply of oily formula capacitative end sensor
Problem；2. ensureing that generated energy is sufficient, meet the power consumption usage amount of sensor；3. utilize the direct piezoelectric effect of piezoelectric ceramic piece and quick
Perception, faint mechanical energy is converted into electric energy；4. grown using super capacitor as energy-accumulating medium, charge and discharge circulation life, and
Charging is rapid.
Brief description of the drawings
Fig. 1 is the structural representation Fig. 1 in the utility model sensor-use source；
Fig. 2 is the structural representation Fig. 2 in the utility model sensor-use source.
Embodiment
Below in conjunction with accompanying drawing, and other technical characteristic above-mentioned to the utility model and advantage are described in more detail.
Embodiment one
Refer to shown in Fig. 1, it is the structural representation Fig. 1 in the utility model sensor-use source.
As shown in figure 1, a kind of sensor-use source, including electricity generation module 1, energy-storage module 2 and several oily formula electric capacity shells
Body 3, the electricity generation module 1 are electrically connected with energy-storage module 2, the electricity generation module 1 located at two oily formula electric capacity housings 3 it
Between, nature deformation occurs during oily formula electric capacity 4 works for the oily formula electric capacity housing 3, and the electricity generation module 1 is when being squeezed
A certain amount of electric energy is produced, the energy-storage module 2 is stored after the electric energy is changed, and the sensor is located at for providing
Used with the sensor 5 near power supply.
Wherein, oily itself volume of formula electric capacity 4 is big, and oily formula electric capacity housing during thermal expansion pyrocondensation occurs during operation
The deflection of 3 generation nature deformation is big, and the both sides of the electricity generation module 1 are close in the outer wall of two oily formula electric capacity housings 3 respectively
On, the electricity generation module 1 is made up of piezoelectric, can produce voltage, the piezoelectricity when it is extruded by external force between both ends of the surface
Material is generally divided into piezo-electric crystal and piezoelectric ceramics, and electricity generation module 1 described in the present embodiment is made up of several piezoelectric ceramic pieces,
It is connected in parallel between the piezoelectric ceramic piece, the piezoelectric ceramic piece its both ends after polarization occur bound charge, therefore
Can be adsorbed on electrode surface one layer from the external world free charge, when to the piezoelectric ceramic piece apply an external force when, its two
End electric discharge phenomena occur, piezoelectric ceramic piece described in the present embodiment by the transverse shear stress of the oily formula electric capacity housing 3 power,
Then caused electricity is passed into the energy-storage module 2 to store, the energy-storage module 2 is energy-accumulating medium, and it is by can charge and discharge
The material of electricity is prepared, i.e., described energy-accumulating medium can store electric energy caused by the piezoelectric ceramic piece, and needs when
Wait, the electric energy of storage is released to the sensor 5, this direct piezoelectric effect using the piezoelectric ceramic piece and its sensitivity
Property, faint mechanical energy can be converted into electric energy, and electric energy is stored in real time with the energy-accumulating medium, for the sensing
Device 5 uses when working.
During the oily continuous firing of formula electric capacity 4, the generation nature deformation of the oily not timing of formula electric capacity housing 3, institute
State sensor 5 by certain frequency periodically to start, the electricity generation module 1 is squeezed caused electricity by electricity generation module 1 every time
Material property determine that the stored energy capacitance of the energy-storage module 2 determines by the characteristic of the energy-accumulating medium, the electricity generation module 1
It can be selected with the specification of energy-storage module 2 according to the power consumption size of the sensor 5, to meet the sensor 5
It is sufficient with the delivery of power supply.
Sensor-use source in the utility model, produced using the natural deformation of oily formula electric capacity housing 3 in use
Raw electric energy, to solve the powerup issue of the oily end sensor 5 of formula electric capacity 4.
Embodiment two
A kind of sensor-use source as described above, the present embodiment are different from part and are, if the energy-storage module 2 by
Dry super capacitor composition, the super capacitor is as energy-accumulating medium, and its charge and discharge circulation life is more than 100,000 times, charged guarantor
It is strong to hold ability, electrical leakage quantity is small, and charging is rapid.
Embodiment three
A kind of sensor-use source as described above, the present embodiment are different from part and are that the sensor 5 is per hour
Power consumption calculation formula be：
Q1=I × t × n3
Wherein, Q1For 5 power consumption hourly of sensor, I is continuous firing after starting for the sensor 5
Current value, t be the continuous firing time, n3For 5 number of starts hourly of sensor；
Therefore 2 stored energy capacitance hourly of energy-storage module meets following calculation formula：
Wherein, C is 2 stored energy capacitance hourly of energy-storage module, Q1For 5 power consumption hourly of sensor, U1
For the full piezoelectric voltage value of the energy-storage module 2, U2For the discharge cut-off voltage value of the energy-storage module 2；
Caused electricity calculation formula is the electricity generation module 1 per hour：
Qf=Q0×n1
Wherein, QfFor the electricity generation module 1 caused electricity per hour, Q0Produced by being extruded 1 time for the electricity generation module 1
Electricity, n1For the number of the oily deformation per hour of formula electric capacity housing 3, the QfMeet Qf＞ Q1。
As described above, during oily 4 continuous firing of formula electric capacity one hour, electricity Q caused by the electricity generation module 1f
More than the power consumption Q of the sensor 51, the power consumption Q of electricity that the energy-storage module 2 stores also greater than the sensor 51,
So, it is ensured that generated energy is sufficient, meets the power consumption usage amount of sensor 5.
It is exemplified below：
During oily 4 continuous firing of formula electric capacity one hour, the sensor 5 is when the voltage of energy-storage module 2 reaches 6V
Automatically turn on, voltage is closed automatically when being less than 4.2V, and a follow current power supply, the parameter of the sensor 5 are needed after unlatching
It is 5V, I 5mA, t 15s, n for voltage3For 1 time, the power consumption that can be calculated the sensor 5 is：
Q1=I × t × n3=0.005 × 15 × 1=0.045C
When the energy-storage module 2 takes U1=6V, U2During=4.5V, then the stored energy capacitance that the energy-storage module 2 needs is：
When the energy-storage module 2 uses super capacitor as energy-accumulating medium, then the parameter for choosing super capacitor monomer is：
2V, 0.02F, the quantity of the super capacitor monomer is three, and it is connected in series between each other, obtains the super capacitor of energy-storage module 2
The total parameter of group：6V, 0.0067F.
The oily volume of formula electric capacity 4 is larger, and the electricity generation module 1 uses n2Individual piezoelectric ceramic piece composes in parallel, this implementation
The material that piezoelectric ceramic piece is chosen in example is PZT-5H, and its main data see the table below：
If 4 continuous firing of oily formula electric capacity is during one hour, n1=6 times, then total electricity caused by the electricity generation module 1
For：
Qf=Q0×n1=Q × n2×n1=0.002 × n2× 6=0.012n2C
Due to Qf＞ Q1, i.e. 0.012n2C>0.045C, then n2At least take n2=4, so that the electricity generation module 1 meets
The requirement for being full of the super capacitor of the energy-storage module 2 in one hour.
Example IV
A kind of sensor-use source, the present embodiment are with the difference of embodiment one as described above, the sensor 5
The outside or inside of the oily formula electric capacity 4 is arranged on, as shown in figure 1, the sensor 5 is arranged on the outer of the oily formula electric capacity 4
Portion, the sensor 5 is generally temperature sensor, for monitoring the temperature outside oily formula electric capacity 4；As shown in Fig. 2 the sensing
Device 5 is arranged on the inside of the oily formula electric capacity 4, and the sensor 5 is generally pressure sensor or temperature sensor, the pressure
Sensor is used to monitor the oil pressure inside oily formula electric capacity 4, and the temperature sensor is used to monitor the temperature inside oily formula electric capacity 4.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
Art personnel, on the premise of the utility model method is not departed from, some improvement and supplement can also be made, these are improved and supplement
Also it should be regarded as the scope of protection of the utility model.
Claims (5)
- A kind of 1. sensor-use source, it is characterised in that including electricity generation module, energy-storage module and several oily formula electric capacity housings, The electricity generation module is electrically connected with energy-storage module, and the electricity generation module is described between two oily formula electric capacity housings Nature deformation occurs during oily formula electric capacity works for oily formula electric capacity housing, and the electricity generation module produces a certain amount of when being squeezed Electric energy, the energy-storage module will be stored after electric energy conversion, for providing near the sensor-use source Sensor use.
- 2. sensor-use source according to claim 1, it is characterised in that the electricity generation module is by several piezoelectric ceramics Piece composes in parallel.
- 3. sensor-use source according to claim 2, it is characterised in that the direction of the extruding is transverse shear stress.
- 4. sensor-use source according to claim 1, it is characterised in that the energy-storage module is by several super capacitors Composition.
- 5. sensor-use source according to claim 1, it is characterised in that the sensor is arranged on the oily formula electric capacity Outside or inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721002763.5U CN207150463U (en) | 2017-08-11 | 2017-08-11 | A kind of sensor-use source |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721002763.5U CN207150463U (en) | 2017-08-11 | 2017-08-11 | A kind of sensor-use source |
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| CN207150463U true CN207150463U (en) | 2018-03-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107248777A (en) * | 2017-08-11 | 2017-10-13 | 宁波市江北九方和荣电气有限公司 | A kind of sensor-use source based on oily formula electric capacity |
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- 2017-08-11 CN CN201721002763.5U patent/CN207150463U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107248777A (en) * | 2017-08-11 | 2017-10-13 | 宁波市江北九方和荣电气有限公司 | A kind of sensor-use source based on oily formula electric capacity |
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