CN109991282A - The detection method of electronic tongue sensor, sample detection means and taste of food - Google Patents
The detection method of electronic tongue sensor, sample detection means and taste of food Download PDFInfo
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- CN109991282A CN109991282A CN201910279977.4A CN201910279977A CN109991282A CN 109991282 A CN109991282 A CN 109991282A CN 201910279977 A CN201910279977 A CN 201910279977A CN 109991282 A CN109991282 A CN 109991282A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
Abstract
The invention discloses the detection method of a kind of electronic tongue sensor, sample detection means and taste of food, the electronic tongue sensor includes: matrix, first electrode and multiple second electrodes, and the first electrode is set on the matrix；On the first electrode, multiple second electrodes are spaced apart setting to the cooperation of multiple second electrodes on the first electrode, the Facing material of each second electrode different concentration signals with the heterogeneity in test sample respectively each other.Electronic tongue sensor according to an embodiment of the present invention, by cooperating multiple second electrodes on the first electrode, and it is the Facing material of each second electrode is different each other, concentration signal to the heterogeneity in test sample respectively, the integrated concentration signal in sample can be detected with a sensor, and cross sensitivity degree is high, measuring speed is fast and measurement cost is lower.
Description
Technical field
The present invention relates to sample detection technical field, more particularly, to a kind of electronic tongue sensor, sample detection means and
The detection method of taste of food.
Background technique
When in use, each taste needs a corresponding standalone sensor to electronic tongue sensor in the related technology
It is detected, mainly has following several types: electric potential type, volt-ampere type, impedance spectral pattern, acoustic wave type, light addressing type, however generally deposit
Measuring speed is slow, accuracy of measurement is low, cross sensitivity degree is low, multiple sensors is needed just to be capable of measuring several tastes of sample a kind of
The disadvantages of overall flavor of feel.In addition, complicated film technique is relatively difficult to grasp, and deposits by taking light addressing type sensor as an example
The long term drift the problem of, therefore, cause electronic tongue sensor limited in application aspect.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.
For this purpose, the present invention proposes a kind of electronic tongue sensor, the electronic tongue sensor cross sensitivity degree height, user
Just.
The present invention also proposes a kind of sample detection means with above-mentioned electronic tongue sensor.
The present invention also proposes a kind of detection method that taste of food is carried out using the sample detection means.
The electronic tongue sensor of embodiment according to a first aspect of the present invention, comprising: matrix, first electrode and multiple second electricity
Pole, the first electrode are set on the matrix；On the first electrode, multiple described second is electric for multiple second electrode cooperations
Pole is spaced apart setting on the first electrode, and the Facing material of each second electrode is different to detect sample respectively each other
The concentration signal of heterogeneity in product.
Electronic tongue sensor according to an embodiment of the present invention, by cooperating multiple second electrodes on the first electrode, and will
The Facing material of each second electrode is different each other, to the concentration signal of the heterogeneity in test sample respectively, that is, uses
One sensor can detect the integrated concentration signal in sample, and cross sensitivity degree is high, measuring speed is fast and measurement cost
It is lower.
According to one embodiment of present invention, the surface of multiple second electrodes is respectively adopted different materials and carries out plated film
Processing.
An optional example according to the present invention, the surface of each second electrode are coated with a kind of material, or each
The surface of the second electrode is coated at least two materials.
Another optional example according to the present invention, each of a part in multiple second electrodes described second
The surface of electrode is coated with a kind of material, the surface plating of each of another part in multiple second electrodes second electrode
There are at least two materials.
According to another embodiment of the invention, the first electrode is equipped with the plug division of multiple spaced relations, more
A second electrode is plugged on respectively on the corresponding plug division.
Another optional example according to the present invention, the section of the first electrode are polygon, round or ellipse,
Circumferentially spaced arrangement of multiple plug divisions along the first electrode.
Another optional example according to the present invention, the first electrode are configured to total wire body, multiple grafting
Portion's horizontal arrangement is on the first electrode.
According to still another embodiment of the invention, the first electrode and the second electrode use graphite or graphene material
Material is made, and described matrix is formed using polyamide or semi-conducting material manufacturing.
The sample detection means of embodiment according to a second aspect of the present invention, comprising: the electricity according to above-described embodiment
Sub- tongue sensor, analysis processor and display, the analysis processor are used for according to the dense of the heterogeneity in the sample
Degree signal determines the concentration of heterogeneity in the sample, and generates corresponding radar map；The display is described for showing
The concentration of heterogeneity radar map generated in sample.
Sample detection means according to an embodiment of the present invention can measure the sample of complicated ingredient, have cross sensitivity degree
Height, measuring speed is fast, measurement cost is lower and measures the advantages that accurate.
Further, the display screen is equipped with operation button, parameter is arranged and carries out feature operation.
The detection method of the taste of food of embodiment according to a third aspect of the present invention utilizes the sample of above-described embodiment
Product detection device detects taste of food, and described detection method includes the following steps: Step 1: electronic tongue sensor is soaked
Enter in the container equipped with food to be measured；Step 2: being powered to sample detection means, and click the operation button on display screen；Step
Rapid three, electronic tongue sensor detects concentration signal corresponding to heterogeneity in food to be measured, and multiple concentration signals are by dividing
Analysis processor is analyzed, is handled；Step 4: the detection data of tested food is compared with normal data, and showing
Sense of taste radar map is generated on device；Step 5: observing the sense of taste radar map on display and saving.
The detection method of taste of food according to an embodiment of the present invention is, it can be achieved that such as vegetable soup of the sample containing complicated ingredient
The measurement for carrying out overall flavor has many advantages, such as that cross sensitivity degree is high, measuring speed is fast, measurement cost is lower and measurement is accurate.
According to one embodiment of present invention, in the step 3, the second electrode of the electronic tongue sensor is treated
The tie element surveyed in food generates response.
According to another embodiment of the invention, in the step 3, the second electrode of the electronic tongue sensor is examined
Measure the voltage signal of tie element in food to be measured.
According to still another embodiment of the invention, in the step 3, using multiple on the electronic tongue sensor
Second electrode detects the voltage signal of a variety of heterogeneities in food to be measured, the signal conversion module of the electronic tongue sensor
The voltage signal is converted into corresponding concentration signal.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the schematic diagram of electronic tongue sensor according to an embodiment of the present invention；
Fig. 2 is the schematic diagram of sample detection means according to an embodiment of the present invention；
Fig. 3 is the flow chart of the detection method of taste of food according to an embodiment of the present invention.
Appended drawing reference:
100: sensor；200: analysis processor；300: display；
10: first electrode；11: plug division；20: second electrode.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
The electronic tongue sensor 100 of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1.
Electronic tongue sensor 100 according to an embodiment of the present invention includes matrix, first electrode 10 and multiple second electrodes 20.
Wherein first electrode 10 is arranged on matrix, i.e., matrix has supporting role to first electrode 10.Multiple second electricity
Pole 20 is located in first electrode 10 and is respectively cooperating with first electrode 10, and multiple second electrodes 20 are spaced apart in first electrode 10
Arrangement, this way it is possible to avoid multiple second electrodes 20 influence each other each other, i.e., each second electrode 20 can be independently
The concentration signal of tie element in test sample.
In addition, the Facing material of each second electrode 20 is set as different each other, such as in first electrode 10
Cooperation is respectively gold, PANI (polyaniline, a kind of high score there are four second electrode 20, the Facing material of this four second electrodes 20
Sub- compound), rGO (graphene) film and aforementioned any two kinds of mixture.In this way, each second electrode 20 is due to surface
Material is different, and each second electrode 20 can respectively correspond the concentration signal of one of test sample ingredient, and four
Two electrodes 20 can detecte the concentration signal of four kinds of ingredients in sample.
In the related art, a sensor of electronic tongues can only detect a kind of concentration signal of ingredient of sample, if
The Multiple components in test sample are needed, then need to be detected respectively using multiple sensors, structure is complicated, and measurement cost
It is higher.
And the electronic tongue sensor 100 of the embodiment of the present invention, it be can be detected out using a sensor 100 more in sample
The concentration signal of kind ingredient, namely a sensor 100 is used in test sample, such as use a sensor 100
By detecting the concentration of heterogeneity in this kind of food, a kind of overall flavor of food can be measured, not only acquires signal
Structure is simple, and greatly reduces measurement cost, by the way that different from each other more of Facing material are arranged on a sensor 100
A second electrode 20, can promote the cross sensitivity of sensor 100 so that the result of measurement sample it is more accurate, it can be achieved that
Complex sample is detected using a sensor 100.
Electronic tongue sensor 100 according to an embodiment of the present invention, by being combined with multiple second electricity in first electrode 10
Pole 20, and set different each other for the Facing material of each second electrode 20, and then can distinguish in test sample not
Congruent concentration signal can detect the integrated concentration signal of sample, not only cross sensitivity with a sensor 100
Degree is high, and measuring speed is fast, measurement cost is lower, in addition, simplifying the structure of acquisition signal, also makes measurement result more quasi-
Really, reliably.
According to one embodiment of present invention, the surface of multiple second electrodes 20 is respectively adopted different materials and carries out at plated film
Reason, such as there are six second electrodes 20, the surface of six second electrodes 20 to be all different each other for cooperation in first electrode 10, six
A second electrode 20 is respectively adopted different materials and carries out coating film treatment.
As shown in Figure 1, by six second electrodes 20 along first electrode 10 clockwise direction number consecutively be I, II,
III, IV, V and VI, wherein the Facing material of I second electrode 20 can be identical as the material of first electrode 10, No. II second electricity
The surface of pole 20 carries out coating film treatment using rGO (graphene), and III second electrode 20 is carried out at plated film using PANI material
Reason, IV second electrode 20 carry out coating film treatment using golden material, V second electrode 20 using rGO and golden two kinds of mixtures into
Row coating film treatment, VI second electrode 20 carry out coating film treatment using two kinds of mixtures of PANI and gold, unlike material are respectively adopted
Six second electrodes 20 after carrying out coating film treatment, can detecte out the concentration signal of six kinds of heterogeneities in sample, if group
At six kinds of ingredients are contained only in sample, then the synthesis of complex sample such as vegetable soup can be measured using an electronic tongue sensor 100
Taste.
An optional example according to the present invention, the surface of each second electrode 20 are coated with a kind of material, such as
Cooperation is there are four second electrode 20 on one electrode 10, is I, II, III and IV to four 20 number consecutivelies of second electrode, at No. I the
Material (such as graphite) identical with 10 material of first electrode is coated on the surface of two electrodes 20, on the surface of II second electrode 20
On be coated with gold, rGO film is coated on the surface of III second electrode 20, is coated with PANI on the surface of IV second electrode 20
Material is only coated with a kind of material on the surface of each second electrode 20 in four second electrodes 20 respectively.
Optionally, the surface of each second electrode 20 is coated at least two materials, on the surface of each second electrode 20
Upper plating respectively sets that there are three second electrode 20, three second electrodes there are two types of being illustrated for material in first electrode 10
20 respectively number be I, II and III, graphite and gold are coated on the surface of I second electrode 20, in II second electrode 20
It is coated with rGO film and gold on surface, PANI material and rGO film are plated on the surface of III second electrode 20, in three second electrodes
The mixture there are two types of material is plated on the surface of each second electrode 20 in 20 respectively.In addition, in each second electrode 20
Surface can be plated there are three types of material, four kinds of materials etc., and the present invention is not specifically limited in this embodiment, and can carry out spirit according to actual needs
It is living to choose, and then improve the scope of application of electronic tongue sensor 100.
Another optional example according to the present invention, each second electrode 20 of a part in multiple second electrodes 20
Surface be coated with a kind of material, the surface of each second electrode 20 of another part in multiple second electrodes 20 is coated at least two
Kind of material, as shown in Figure 1, be illustrated by taking six second electrodes 20 as an example, by six 20 number consecutivelies of second electrode be I, II,
The surface of III, IV, V and VI, four second electrodes 20 in six second electrodes 20 are only coated with a kind of material, example respectively
If the Facing material of I second electrode 20 can be identical as material (such as graphite) of first electrode 10, II second electrode 20
Surface using rGO (graphene) carry out coating film treatment, III second electrode 20 using PANI material carry out coating film treatment, No. IV
Second electrode 20 carries out coating film treatment using golden material；The surface of two second electrodes 20 in six second electrodes 20 point
Du not be there are two types of material, V second electrode 20 is using two kinds of mixtures progress coating film treatments of rGO and gold, VI second electrode 20
Coating film treatment is carried out using two kinds of mixtures of PANI and gold, the use scope of electronic tongue sensor 100 is further promoted, so that electric
The application field of sub- tongue sensor 100 is more extensive.
Optionally, multiple plug divisions 11 are equipped in first electrode 10, multiple plug divisions 11 are spaced in first electrode 10
Begin to rehearse cloth, and multiple second electrodes 20 are plugged on respectively on corresponding plug division 11, as shown in Figure 1, in the circumferential direction of first electrode 10
On set there are six plug division 11, six second electrodes 20 are plugged on respectively on corresponding plug division 11, and multiple second electrodes 20 are logical
It crosses and is connected to cooperate in first electrode 10 respectively with corresponding plug division 11, form the electrode knot of electronic tongue sensor 100
Structure is, it can be achieved that detect the concentration signal of the heterogeneity in sample.
Another optional example according to the present invention, the section of first electrode 10 can be polygon, circle or ellipse
Shape, multiple plug divisions 11 along first electrode 10 circumferentially spaced arrangement, as shown in Figure 1, the section of first electrode 10 be six sides
Shape, six plug divisions 11 respectively correspond on six sides of the hexagon for being located at first electrode 10, in this way, making multiple plug divisions 11
The neat, regular array in first electrode 10, while can be mutually influenced to avoid between multiple second electrodes 20.It can manage
Solution, multiple plug divisions 11 can be arranged at equal intervals in the circumferential direction of first electrode 10, can also be arranged with unequal interval.
Another optional example according to the present invention, first electrode 10 may be configured as total wire body, multiple grafting
Portion 11 is along level and is intervally arranged in first electrode 10, and in this embodiment, first electrode 10 is total trunk, multiple plug divisions
11 be in that successively compartment of terrain is arranged on total trunk branch-like, connects multiple plug divisions 11 along the length direction interval point of total trunk
Cloth, to promote the application range of electronic tongue sensor 100.
According to still another embodiment of the invention, first electrode 10 and second electrode 20 use graphite or grapheme material system
It forms, so that the chemical property and electric property of first electrode 10 and second electrode 20 are more stable, matrix is to first
Electrode 10 has supporting role, and matrix is formed using polyamide or semi-conducting material manufacturing, it is ensured that the structure of matrix is more
Add reliable and stable, service life is longer.
Optionally, first electrode 10 and second electrode 20 can also using graphite or graphene or other novel two
Tie up material.Prepare in above-described embodiment the method for first electrode 10 and second electrode 20 can using CVD deposition, mechanical stripping,
The preparation methods such as liquid phase separation, 3D printing.The present invention to the material and preparation method of first electrode 10 and second electrode 20 not
It is specifically limited.
The embodiment of the invention provides a kind of novel electronic tongue sensor 100, which is prepared by femtosecond
Laser exports the direct write laser that can focus on substrate surface, produces the electronic tongue sensor 100, prepares electronic tongue sensor 100
Fs-laser system include laser, dimmer, optoisolator and CCD camera, wherein laser can produce laser,
Dimmer can carry out intensity adjustment to laser, and optoisolator is arranged between laser and substrate surface, to prevent from throwing
The laser reflection penetrated on the surface of the substrate returns laser to have an impact, and CCD camera is point survey imaging device, and light can be generated
Spectrum.
By using above-mentioned electronic tongue sensor 100, can be realized using single electronic tongue sensor 100 to containing multiple
The sample of miscellaneous ingredient such as vegetable soup carries out the measurement of overall flavor, can apply in food, biological medicine, the sense of taste of chemical industry and concentration
Context of detection.
As shown in Fig. 2, sample detection means of embodiment according to a second aspect of the present invention, including according in above-described embodiment
Electronic tongue sensor 100, analysis processor 200 and display 300, wherein analysis processor 200 be used for according to institute's sample
In heterogeneity concentration signal so that it is determined that in sample heterogeneity concentration, specifically, electronic tongue sensor 100 acquire
The concentration signal of heterogeneity in sample, and concentration signal is passed into analysis processor 200, analysis processor 200 is to concentration
Signal is analyzed, is handled, and then forms the radar map that can be read on display 300 and data, display 300 can be straight
See the concentration of heterogeneity in ground display sample.
For example, electronic tongue sensor 100 is put into vegetable soup using the overall flavor of sample detection means detection vegetable soup,
Electronic tongue sensor 100 is collected into the concentration signal of the heterogeneity in vegetable soup, and the concentration signal of each ingredient is transferred to
Analysis processor 200, analysis processor 200 are analyzed and are handled to these concentration signals, will treated result pass through it is aobvious
Show that device 300 is intuitively shown, user may know that the vegetable soup by radar map on observation display 300 and data
How does it taste, and further judgement needs to add the condiment of which kind of ingredient again into vegetable soup, provides ginseng in culinary art to user
Examine foundation.
Sample detection means according to an embodiment of the present invention can measure the sample of complicated ingredient by the sample detection means
Product, such as can intuitively measure the overall flavor of food, structure is simpler, have cross sensitivity degree is high, measuring speed is fast,
Measurement cost is lower and measures the advantages that accurate, and the whole system of the sample detection means is integrated, easy to operate, cost
It is cheap, for the quick detection of dining room dish, food, agricultural product, it is not only applicable in gustometry, is also applicable in quality testing.
Further, it is equipped with operation button on display 300, passes through the operation button on operation display 300
The setting of parameter is completed, and carries out corresponding feature operation, user is more convenient to use.
As shown in figure 3, the detection method of the taste of food of embodiment according to a third aspect of the present invention, utilizes above-described embodiment
Sample detection means taste of food is detected, detection method includes the following steps: electronic tongue sensor 100 is immersed
In the container for containing food to be measured, it is powered to sample detection means, and click the operation button on display 300, so that sample
Detection device carries out corresponding operating status, and electronic tongue sensor 100 measures the heterogeneity in sample at this time, i.e., just
Heterogeneity generates corresponding concentration signal respectively, and multiple concentration signals are passed to analysis processor 200, at analysis
Reason device 200 is analyzed multiple concentration signals, is handled, and the detection data of tested food is compared with normal data, with
Comparing result is sent on display 300 afterwards, and generates sense of taste radar map on display 300, is observed on display 300
Sense of taste radar map, data, and the secondary testing result is saved.
In the description of the present invention, the meaning of " plurality " is two or more.
In the embodiment of the present invention, according to the spectrogram for the food to be measured that step 4 obtains, the taste of food to be measured is as obtained
Feel radar map, wherein include the concentration value of taste and taste that food to be measured has in sense of taste radar map.By taking Fig. 1 as an example, tool
There are six the electronic tongue sensors 100 of second electrode 20, can detecte out the concentration of six kinds of heterogeneities, therefore the taste generated
Feel that radar map includes whether food to be measured has sweet taste, delicate flavour, tart flavour, pungent, bitter taste and saline taste and have above six kinds of tastes
The concentration value of every kind of taste is not necessarily to multiple electronic tongue sensors 100, can reduce measurement cost, can be obtained by sense of taste radar map
The concentration value of taste and taste that food to be measured has, it is easy to use, objective degree is higher without carrying out experts database comparison, lead to
It crosses measure spectrum and realizes taste identification, real-time is good.
The detection method of taste of food according to an embodiment of the present invention is, it can be achieved that such as vegetable soup of the sample containing complicated ingredient
The measurement for carrying out overall flavor has many advantages, such as that cross sensitivity degree is high, measuring speed is fast, measurement cost is lower and measurement is accurate,
It cannot be only used for the quick detection of dining room dish, food, agricultural product, be not only applicable in gustometry, be also applicable in quality testing.
According to one embodiment of present invention, in step 3, the second electrode 20 of electronic tongue sensor 100 is to food to be measured
Tie element in object generates response, for example, being set on electronic tongue sensor 100 there are six second electrode 100, has in food to be measured
Six kinds of ingredients are detected, and each second electrode 20 has accordingly one of food to be measured ingredient to be measured, that is,
It says, each second electrode 20 is respectively corresponded to one of object food ingredient to be measured, in this way, six on an electronic tongue sensor
A second electrode 20 can correspond to six kinds of ingredients in food to be measured, in this way, can be completed using an electronic tongue sensor 100
Treat the detection of Multiple components in object food, low in cost, high cross sensitivity, can accurate detection go out six in food to be measured
The kind common sense of taste and its aftertaste, and can preferably distinguish the concentration of different samples under taste of the same race.
According to one embodiment of present invention, in step 3, the second electrode 20 of electronic tongue sensor 100 detect to
Survey the voltage signal of tie element in food, i.e. second electrode 20 passes through the ion concentration for perceiving tie element in food to be measured,
It detects corresponding voltage signal, the ion concentration signal of tie element in food to be measured is modeled as electronic tongue sensor 100
On electric signal, complete detection to corresponding ingredient.
According to one embodiment of present invention, in step 3, using multiple second electrodes on electronic tongue sensor 100
20 detect the voltage signal of a variety of heterogeneities in food to be measured, i.e., just achievable right using an electronic tongue sensor 100
The detection of a variety of sense of taste in food to be measured, and can detecte out the concentration of Multiple components.In addition, the letter of electronic tongue sensor 100
Voltage signal can be converted into corresponding concentration signal by number conversion module, to facilitate analysis processor 200 to be analyzed, located
Reason.
In the description of the present invention, it is to be understood that, the instructions such as term " transverse direction ", " length ", "horizontal", " circumferential direction "
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (14)
1. a kind of electronic tongue sensor characterized by comprising
Matrix；
First electrode, the first electrode are set on the matrix；
The multiple second electrodes matched with the first electrode, multiple second electrodes are spaced apart on the first electrode
Setting, the Facing material of each second electrode each other believe by the different concentration with the heterogeneity in test sample respectively
Number.
2. electronic tongue sensor according to claim 1, which is characterized in that adopt respectively on the surface of multiple second electrodes
Coating film treatment is carried out with different materials.
3. electronic tongue sensor according to claim 2, which is characterized in that the surface of each second electrode is coated with one
The surface of kind material or each second electrode is coated at least two materials.
4. electronic tongue sensor according to claim 2, which is characterized in that a part in multiple second electrodes
The surface of each second electrode is coated with a kind of material, each of another part in multiple second electrodes described second
The surface of electrode is coated at least two materials.
5. electronic tongue sensor according to claim 1, which is characterized in that the first electrode is equipped with multiple be spaced apart
The plug division of arrangement, multiple second electrodes are plugged on respectively on the corresponding plug division.
6. electronic tongue sensor according to claim 5, which is characterized in that the section of the first electrode be polygon,
Round or ellipse, circumferentially spaced arrangement of multiple plug divisions along the first electrode.
7. electronic tongue sensor according to claim 5, which is characterized in that the first electrode is configured to total wire body,
Multiple plug division horizontal arrangements are on the first electrode.
8. electronic tongue sensor according to claim 1, which is characterized in that the first electrode and the second electrode are adopted
It is made with graphite or grapheme material, described matrix is formed using polyamide or semi-conducting material manufacturing.
9. a kind of sample detection means characterized by comprising
Electronic tongue sensor according to claim 1 to 8；
Analysis processor, the analysis processor are used to determine the sample according to the concentration signal of the heterogeneity in the sample
The concentration of heterogeneity in product, and generate corresponding radar map；
Display, the display is for showing the concentration of heterogeneity in sample radar map generated.
10. sample detection means according to claim 9, which is characterized in that the display screen is equipped with operation button, uses
Parameter is arranged and carries out feature operation.
11. a kind of detection method of taste of food, which is characterized in that utilize sample detection means described in claim 9 or 10
Taste of food is detected, described detection method includes the following steps:
Step 1: immersing electronic tongue sensor in the container equipped with food to be measured；
Step 2: being powered to sample detection means, and click the operation button on display screen；
Step 3: electronic tongue sensor detects concentration signal corresponding to heterogeneity in food to be measured, multiple concentration signals
It analyzed, handled by analysis processor；
Step 4: the detection data of tested food is compared with normal data, and sense of taste radar map is generated over the display；
Step 5: observing the sense of taste radar map on display and saving.
12. the detection method of taste of food according to claim 11, which is characterized in that described in the step 3
The second electrode of electronic tongue sensor generates response to the tie element in food to be measured.
13. the detection method of taste of food according to claim 11, which is characterized in that described in the step 3
The second electrode of electronic tongue sensor detects the voltage signal of tie element in food to be measured.
14. the detection method of taste of food according to claim 11, which is characterized in that in the step 3, use
Multiple second electrodes on the electronic tongue sensor detect the voltage signal of a variety of heterogeneities in food to be measured, the electricity
The voltage signal is converted into corresponding concentration signal by the signal conversion module of sub- tongue sensor.
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| CN110632265A (en) * | 2019-11-07 | 2019-12-31 | 徐州台江生物科技有限公司 | Portable food safety inspection device |
| CN111493671A (en) * | 2019-12-27 | 2020-08-07 | 李娟娟 | Instant seasoning platform and method for hot pot with hot pepper bottom |
| CN111579724A (en) * | 2020-06-01 | 2020-08-25 | 中国标准化研究院 | Rapid classification method and device for sensory sensitivity of tingling and peppery suprathreshold and application |
| KR20220081658A (en) * | 2020-12-09 | 2022-06-16 | 재단법인대구경북과학기술원 | Integraed bio-chemical sensor and manufacturing method thereof |
| TWI772162B (en) * | 2020-08-26 | 2022-07-21 | 台灣奈米碳素股份有限公司 | A system and method for logistics management based on odor molecules |
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