CN107247078A - A kind of measurement apparatus and measuring method based on dielectric property Non-Destructive Testing egg freshness - Google Patents

A kind of measurement apparatus and measuring method based on dielectric property Non-Destructive Testing egg freshness Download PDF

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Publication number
CN107247078A
CN107247078A CN201710398093.1A CN201710398093A CN107247078A CN 107247078 A CN107247078 A CN 107247078A CN 201710398093 A CN201710398093 A CN 201710398093A CN 107247078 A CN107247078 A CN 107247078A
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CN
China
Prior art keywords
egg
measurement
dielectric property
freshness
cantilever
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CN201710398093.1A
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Chinese (zh)
Inventor
孙俊
刘彬
毛罕平
武小红
戴春霞
陈勇
朱文静
杨宁
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Jiangsu University
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Jiangsu University
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Priority to CN201710398093.1A priority Critical patent/CN107247078A/en
Publication of CN107247078A publication Critical patent/CN107247078A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/221Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance by investigating the dielectric properties
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass

Abstract

The invention discloses a kind of measurement apparatus and measuring method based on dielectric property Non-Destructive Testing egg freshness.The dielectric property of egg is measured using parallel plate electrode technology and LCR digital electric bridges;Environment temperature and humidity are detected using temperature and humidity measurement apparatus;Intelligent mobile phone platform is used as host computer, the operations of control device, egg dielectric property and environment temperature, humidity are obtained, then the freshness of egg is calculated based on egg dielectric property under the conditions of certain environment temperature and humidity with the correlation of egg freshness and the dielectric property of measurement;The communication of host computer and digital electric bridge is realized using Bluetooth communication system, the Bluetooth communication system includes intelligent mobile phone Bluetooth, wireless blue tooth transparent transmission module, RS232 and turns TTL interfaces, is interacted between host computer smart mobile phone and measurement apparatus by bluetooth.The present invention can realize the nondestructive measurement to egg freshness;With low cost, it is easy to operation, the quality and precision of detection are high, with a high credibility, the advantages of information can interconnect.

Description

A kind of measurement apparatus and measurement based on dielectric property Non-Destructive Testing egg freshness Method
Technical field
The present invention relates to a kind of measurement apparatus and measuring method based on dielectric property nondestructive measurement material property, belong to inspection Survey Instrument technology field.
Background technology
Birds, beasts and eggs are the important protein consumer goods of China common people, and domestic birds, beasts and eggs consumption is main based on fresh egg.At present, I State is to the birds, beasts and eggs in separate sources and sales process, and shortage is strict to be selected and be classified, and variet complexity, quality is uneven, state The inside and outside research to bird egg freshness and its detection is keen to very much.At present, otherwise the detecting instrument of the bird egg freshness of in the market It is expensive, otherwise measurement accuracy is compared with low and complex operation, majority brings inconvenience to damage detection to researcher.This Invention is based on this background, using associating for egg dielectric property and its freshness, based on dielectric property parallel plate electrode technology A kind of measurement apparatus and measuring method based on dielectric property Non-Destructive Testing egg freshness are devised with intelligent mobile phone platform, more The vacancy of the fresh measuring instrument of egg is mended.Relative to conventional apparatus instrument, the present invention can realize the nothing to egg freshness Loss measurement;With low cost, it is easy to operation, the quality and precision of detection are high, with a high credibility, it is excellent that information can interconnect etc. Point.
The content of the invention
For the defect of the existing detection technique described in above-mentioned background, the present invention propose it is a kind of based on dielectric property without The measurement apparatus and measuring method of loss measurement material property, make the process of measurement egg freshness convenient and simple, and can be effective Reduction measurement procedure error, improve measurement accuracy.The present invention can be easy to operation with Non-Destructive Testing, detection Quality and precision are higher, the advantages of directly displaying relevant information.The present invention uses following technical scheme:
A kind of measurement apparatus based on dielectric property nondestructive measurement material property, including parallel plate electrode system, LCR numeral electricity Bridge, smart mobile phone or host computer, the bluetooth of smart mobile phone, Bluetooth communication system and environment temperature and humidity measuring instrument;
The parallel plate electrode system includes cantilever beam, foil gauge, statical strain indicator, battery lead plate, cantilever beam support, organic glass Glass plate, adjuster, base.
The base is designed using the foot of rectangle four, long 15cm, wide 5cm, and thick 2cm, material is solid wood.For to parallel The integrated support of pad system.The chassis left side placement cantilever beam support of parallel plate electrode system, cantilever beam support is screwed On base;It is regulator bracket on the right side of base, screw is fixed on base;Cantilever is installed on the inside of the cantilever beam support Beam, the cantilever beam epimere is fixed by nut with cantilever beam support and is engaged togather, and foil gauge is housed in the middle part of cantilever beam, described Foil gauge is welded on a cantilever beam;Adjuster is installed in the regulator bracket upper end by cross bar, and one end of the cross bar is passed through After poly (methyl methacrylate) plate together with right electrode plate welding, the right battery lead plate is pasted onto on poly (methyl methacrylate) plate, the cross bar it is another One end connects the adjuster after being perforated through regulator bracket.Left battery lead plate is bonded in cantilever beam bottom by poly (methyl methacrylate) plate Portion, left battery lead plate is parallel with right battery lead plate and position is corresponding;Foil gauge correspondence position is provided with statical strain indicator, and foil gauge is provided Power, statical strain indicator detects the size of power.
The LCR digital electric bridges are connected by electric wire and shielding line with parallel plate electrode system, and LCR digital electric bridges are to parallel It is 60Hz~200kHz, resolution ratio 0.01kHz output signal, the chicken of detection parallel electrode plate clamping that pole plate, which provides frequency range, Egg dielectric property.
The environment temperature and humidity measuring instrument are made up of temperature sensor and humidity sensor, ring during detection measurement Border temperature and humidity.
The Bluetooth communication system turns TTL interface groups by the bluetooth, wireless blue tooth transparent transmission module and RS232 of smart mobile phone Into realizing the wireless interconnected operation between host computer or smart mobile phone and measurement apparatus.
The smart mobile phone is one, and to be mounted with egg dielectric property and egg under the conditions of certain environment temperature and humidity new Android the or ios smart mobile phones of the information software of the correlation of freshness.
A kind of measuring method based on dielectric property nondestructive measurement material property, this method is based on certain environment temperature and wet The information of egg dielectric property and the correlation of egg freshness under the conditions of degree, and measure obtained egg dielectric property and environment Condition, egg freshness is calculated using intelligent mobile phone system.
The measuring method step:
(1) parallel plate electrode system is connected with LCR digital electric bridges, and bluetooth connection communicates between smart mobile phone and measurement apparatus;
(2) operation is zeroed out to system according to the software design patterns function of smart mobile phone or host computer;
(3) egg is placed in the middle of parallel electrode plate;
(4) regulation adjuster has clamped egg, egg is neither dropped nor damaged in the middle of battery lead plate, chucking power is 1N;
(5) measurement current environmental temperature and humidity;
(6) output signal frequency of mobile phone or PC control LCR digital electric bridges, detects the dielectric property of egg;
(7) letter based on egg dielectric property and the correlation of egg freshness under the conditions of certain environment temperature and humidity Breath, calculates egg freshness;
(8) display storage, current environmental temperature and humidity, measurement signal frequency, egg dielectric property, egg freshness etc. Information;
(9) networking uploads information.
Beneficial effects of the present invention:
A kind of measurement apparatus and measuring method based on dielectric property Non-Destructive Testing egg freshness, compensate for egg fresh The vacancy of measuring instrument.Relative to conventional apparatus instrument, the present invention can realize the nondestructive measurement to egg freshness;With low Cost, is easy to operation, and the quality and precision of detection are high, with a high credibility, the advantages of information can interconnect.
Brief description of the drawings
The structural representation that Fig. 1 designs for the present invention;
Fig. 2 is the structural representation of parallel plate electrode system;
Fig. 3 is measuring process method flow diagram;
Fig. 4 is system block diagram of the invention.
Marked in figure:1:Parallel plate electrode system, 2:Digital electric bridge, 3:Smart mobile phone, 4:Bluetooth, 5:Wireless blue tooth transparent transmission mould Block, 6:RS232 turns TTL, 7:Temperature and humidity measurement apparatus, 1-1:Cantilever beam, 1-2:Foil gauge, 1-3:Statical strain indicator, 1- 4:Battery lead plate, 1-5:Cantilever beam support, 1-6:Poly (methyl methacrylate) plate, 1-7:Adjuster, 1-8:Test cable, 1-9:Base, 1-10: Tested egg, 1-11:Regulator bracket.
Embodiment
The present invention utilizes egg dielectric property and the correlation of egg freshness, by measuring egg dielectric property and survey The environmental condition of amount, the information of egg dielectric property and the correlation of egg freshness under this environment temperature and damp condition, Egg freshness can be calculated, the lossless accurate detection to egg freshness is realized.
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 clear, complete Site preparation is described;But protection scope of the present invention is not limited to this.
As shown in figure 1, apparatus of the present invention include parallel plate electrode system 1, LCR digital electric bridges 2, smart mobile phone 3, smart mobile phone Bluetooth 4, wireless blue tooth transparent transmission module 5, RS232 turn TTL interfaces 6 and environment temperature and humidity measuring instrument 7.Parallel plate electrode system System 1 is connected using circuit with LCR digital electric bridges 2;Smart mobile phone 3 (includes the bluetooth of smart mobile phone by Bluetooth communication system 4th, wireless blue tooth transparent transmission module 5 and RS232 turn TTL interfaces 6) and the wireless communication of LCR digital electric bridges instrument 2.
The design of Bluetooth communication system is as shown in figure 4, Bluetooth communication system is saturating by the bluetooth 4 of smart mobile phone, wireless blue tooth Transmission module 5 and RS232 turn TTL interfaces 6 and constituted.Data are transmitted and received to the bluetooth 4 of smart mobile phone to smart mobile phone 3;It is wireless blue Tooth transparent transmission module 5, which receives the data from smart mobile phone 3 and turns TTL interfaces 6 by RS232, transfers data to LCR numeral electricity Bridge instrument 2, the data of LCR digital electric bridges instrument 2 turn TTL interfaces 6 also by wireless blue tooth transparent transmission module 5, RS232 and are transferred to intelligent hand Machine 3.
The design of parallel plate electrode system 1 as shown in Fig. 2 parallel plate electrode system 1 it is main by cantilever beam 1-1, foil gauge 1-2, Statical strain indicator 1-3, battery lead plate 1-4, cantilever beam support 1-5, poly (methyl methacrylate) plate 1-6, adjuster 1-7, base 1-9 are constituted.
Base 1-9 support whole device, using the foot of rectangle four design, selection material be solid wood, long 15cm, wide 5cm, Thick 2cm.
A key point and difficult point for the present apparatus is clamping of the parallel plate electrode to object.The present invention is carried with foil gauge 1-2 Force, statical strain indicator 1-3 detects the size of power.Placement cantilever beam support 1-5 on the left of the base 1-9 of parallel plate electrode system 1, hangs Arm boom support 1-5 is screwed on base 1-9;Regulator bracket 1-11 is installed on the right side of base, adopts and is screwed;Zuo Ji Plate 1-4 is bonded on cantilever beam 1-1 by poly (methyl methacrylate) plate 1-6;Cantilever beam 1-1 epimeres pass through nut with cantilever beam support 1-5 Fixation is engaged togather;Foil gauge 1-2 is housed, foil gauge 1-2 is welded on cantilever beam 1-1 in the middle part of cantilever beam 1-1;Static strain The power that instrument 1-3 monitoring foil gauges 1-2 is provided;Right pole plate is pasted onto on poly (methyl methacrylate) plate 1-6, and one end of cross bar passes through lucite It is welded together after plate 1-6 with right pole plate 1-4, the other end passes through regulator bracket 1-11 perforation with being connected.Strain Piece 1-2 provides power, and statical strain indicator 1-3 detects the size of power.
A kind of measuring method based on dielectric property nondestructive measurement material property proposed by the present invention, its design procedure method Flow essentially according to following step as shown in figure 3, carry out:
The first step, parallel plate electrode system is connected with LCR digital electric bridges, and bluetooth connection is led between smart mobile phone and measurement apparatus Letter;
Second step, operation is zeroed out to system according to software design patterns function;
3rd step, egg is placed in the middle of parallel electrode plate;
4th step, regulation adjuster has clamped egg, egg is neither dropped nor damaged in the middle of battery lead plate, chucking power For 1N;
5th step, measurement current environmental temperature and humidity;
6th step, the output signal frequency of mobile phone control LCR digital electric bridges detects the dielectric property of egg;
7th step, based on egg dielectric property under the conditions of certain environment temperature and humidity and the correlation of egg freshness Information, calculates egg freshness;
8th step, display storage, current environmental temperature and humidity, measurement signal frequency, egg dielectric property, egg are fresh The information such as degree;
9th step, networking uploads information.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention Or change should be included in the scope of the protection.

Claims (10)

1. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness, it is characterised in that including parallel plate electrode system System (1), digital electric bridge (2), host computer, communication system;
The parallel plate electrode system (1) includes cantilever beam (1-1), foil gauge (1-2), statical strain indicator (1-3), battery lead plate (1- 4), cantilever beam support (1-5), poly (methyl methacrylate) plate (1-6), adjuster (1-7), base (1-9);The base (1-9) be used for pair The integrated support of parallel plate electrode system;The chassis left side placement cantilever beam support (1-5);Adjuster is installed on the right side of the base Support (1-11);Cantilever beam (1-1) is installed on the inside of the cantilever beam support (1-5);The cantilever beam epimere and the cantilever Boom support (1-5) fixation is engaged togather, and foil gauge (1-2) is installed with the middle part of the cantilever beam;The regulator bracket Upper end adjuster (1-7) is installed by cross bar;One end of the cross bar through poly (methyl methacrylate) plate (1-6) afterwards with right electrode plate welding Together, the right battery lead plate is pasted onto on poly (methyl methacrylate) plate (1-6), and the other end of the cross bar passes through regulator bracket (1- 11) adjuster (1-7) is connected after perforation;Left battery lead plate is bonded in cantilever beam bottom by poly (methyl methacrylate) plate;The left side Battery lead plate is parallel with the right battery lead plate and position is corresponding;Foil gauge (1-2) correspondence position is provided with statical strain indicator (1- 3);The foil gauge (1-2) provides power, and the statical strain indicator (1-3) detects the size of power;
The digital electric bridge (2) is connected with the parallel electrode plate, and the digital electric bridge (2) provides to the parallel electrode plate Output signal, the dielectric property of the egg for detecting parallel electrode plate clamping;
The host computer is connected by the communication system with the digital electric bridge (2), the dielectric property of egg is obtained, according to Jie Electrical characteristics obtain the freshness of egg.
2. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 1, its feature It is, the base (1-9) is using the design of the foot of rectangle four, long 15cm, wide 5cm, thick 2cm.
3. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 2, its feature It is, the material of the base (1-9) is solid wood.
4. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 1, its feature It is, the cantilever beam support (1-5), the regulator bracket (1-11) are adopted and be screwed on base.
5. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 1, its feature It is, the output signal frequency scope of the digital electric bridge (2) is 60Hz~200kHz, and resolution ratio is 0.01kHz.
6. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 1, its feature It is, in addition to temperature and humidity measurement apparatus (7), the temperature and humidity measurement apparatus (7) is installed in the digital electric bridge (2) on.
7. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 1, its feature It is, the host computer can be replaced with smart mobile phone (3).
8. a kind of measurement apparatus based on dielectric property Non-Destructive Testing egg freshness according to claim 1, its feature It is, the communication system is Bluetooth communication system, including the wireless blue tooth transparent transmission module (5) and RS232 being connected turn TTL and connect Mouth (6), the RS232 turns TTL interfaces (6) and is connected with the digital electric bridge (2);The wireless blue tooth transparent transmission module (5) is used for Bluetooth signal is received or sent, turns to interact with digital electric bridge (2) after TTL interfaces (6) through RS232.
9. a kind of measuring method based on dielectric property Non-Destructive Testing egg freshness, it is characterised in that comprise the following steps:
1) parallel plate electrode system (1) is connected with LCR digital electric bridges (2), and smart mobile phone (3) bluetooth connection between measurement apparatus is led to Letter;
2) operation is zeroed out to system according to the software design patterns function of smart mobile phone (3) or host computer;
3) egg is placed in the middle of parallel electrode plate;
4) regulation adjuster (1-7) has clamped egg, egg is neither dropped nor damaged in the middle of battery lead plate (1-4);
5) measurement current environmental temperature and humidity;
6) output signal frequency of mobile phone or PC control LCR digital electric bridges (2), detects the dielectric property of egg;
7) information based on egg dielectric property and the correlation of egg freshness under the conditions of certain environment temperature and humidity, is calculated Go out egg freshness;
8) display storage, current environmental temperature and humidity, measurement signal frequency, egg dielectric property, egg freshness information;
9) networking uploads information.
10. a kind of measuring method based on dielectric property Non-Destructive Testing egg freshness according to claim 9, its feature Be, it is described 4) in chucking power be set to 1N.
CN201710398093.1A 2017-05-31 2017-05-31 A kind of measurement apparatus and measuring method based on dielectric property Non-Destructive Testing egg freshness Pending CN107247078A (en)

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Application publication date: 20171013