CN108375485B - Radish sampling and quality identification tester and application thereof - Google Patents
Radish sampling and quality identification tester and application thereof Download PDFInfo
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- CN108375485B CN108375485B CN201810160841.7A CN201810160841A CN108375485B CN 108375485 B CN108375485 B CN 108375485B CN 201810160841 A CN201810160841 A CN 201810160841A CN 108375485 B CN108375485 B CN 108375485B
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- 238000005070 sampling Methods 0.000 title claims abstract description 121
- 235000006140 Raphanus sativus var sativus Nutrition 0.000 title claims abstract description 63
- 240000001970 Raphanus sativus var. sativus Species 0.000 title 1
- 241000220259 Raphanus Species 0.000 claims abstract description 62
- 229930002875 chlorophyll Natural products 0.000 claims abstract description 23
- 235000019804 chlorophyll Nutrition 0.000 claims abstract description 23
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims abstract description 17
- 238000005259 measurement Methods 0.000 claims abstract description 10
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/02—Food
- G01N33/025—Fruits or vegetables
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a radish sampling and quality identification tester, which mainly comprises a separation tube, a sample collector, a baffle, a spring, a sampling depth cursor controller, a protective cover, a host, a battery box, a battery cover and other components; the isolating tube is used for isolating samples with different depth ranges, the sample collector is connected with the baffle, the baffle is connected with the spring, the spring is connected with the host, the sampling depth vernier controller is sleeved outside the spring and connected with the host, the battery box is arranged behind the host, and the battery cover is arranged behind the battery box. According to the invention, the hardness of the sample is measured through the torsion sensor and the processor, the torsion measuring and calculating data can be output in a continuous broken line chart, and the hardness change of the sample is embodied in a continuous form; chlorophyll content measurement function and soluble solid content measurement function are integrated on the host computer for green degree and the sugar degree of survey sample, can once only accomplish a plurality of data acquisition, and syringe filter can collect sample juice, and filter the residue, the green degree and the sugar degree of convenient survey sample.
Description
Technical Field
The invention belongs to the technical field of rhizome vegetable sampling and quality determination. Relates to a multifunctional radish sampling and quality measuring instrument which can also be used for measuring quality data such as hardness and sugar degree of melon vegetables such as watermelons, melons and the like and solanaceous vegetables such as eggplants and tomatoes and the like.
Background
The Chinese patent office 2018, 1 month and 12 days discloses a sampler invention, the application number is: 201711003962.2A method for sampling grains is disclosed, which is convenient for users to check the conditions of grains, thus enhancing the practicability of the electric grain sampler, and the sampling of rhizome vegetables is different from the electric grain sampler, the meat quality and juice are required to be taken out to measure data, and no similar sampler is reported on the rhizome vegetables such as radishes. The China patent office in 2017, 5 and 10 authorizes a determinator for the internal quality of apples, and the authorized bulletin number is: CN 206161581U, the apparatus can automatically measure electrical characteristic parameters of apples at a plurality of frequencies, and determine internal quality of apples or classify apples according to the electrical characteristic parameters, but the apparatus cannot measure quality data such as hardness, greenness, sugar degree and the like of root vegetables.
In the breeding work of radish variety, the hardness, color and sugar degree of different parts of the internal meat of the radish are measured as common methods for screening breeding materials and breeding new variety, the radish is cut to be observed and sampled and measured in the actual breeding process, the hardness and taste of the meat of the radish are judged by manually sampling and observing the color of the meat of the radish and using a bite method, juice is extracted by a simple tool squeezing method, and the taste is judged by a sugar degree measuring method. Therefore, the invention specially designs a multifunctional radish sampling and quality measuring instrument, and the accuracy and stability of measured data are expected to be enhanced by utilizing the instrument, so that the working efficiency of breeding new radish varieties is improved.
Disclosure of Invention
The invention aims to provide an instrument for sampling and quality determination of root vegetables such as radishes, which comprises three typical functions of high-efficiency and rapid tests of hardness, sugar degree and greenness, has adjustable sampling depth range, is simple and convenient to operate, is easy to detach and clean, can realize automatic numbering storage of sample detection data and data transfer between a TF flash memory card and external equipment, is orderly, scientific and stable in test data, simple in data processing, visual and understandable in result, and has high data acquisition efficiency. The problems of complexity, low efficiency, unstable result, inconvenient instrument carrying and the like of the conventional detection method are solved.
The invention is that: measuring and calculating the hardness of the sample through the torsion sensor and the processor, wherein the torsion measuring and calculating data can be output in a continuous broken line chart, and the hardness change of the sample is reflected in a continuous form; the chlorophyll content measuring function and the soluble solid content measuring function are integrated on the host computer and used for measuring the greenness and the sugar degree of the sample, and a plurality of data acquisition can be completed at one time; the injection filter can collect sample juice and filter out residues, so that the greenness and sugar degree of the sample can be conveniently measured; the telescopic sample collector can skillfully collect samples; the vernier nut on the vernier controller for sampling depth can block the baffle to move, can control the sampling of samples in different depth ranges, and the isolation tube can isolate the samples in different depth ranges, so that the sampling is more accurate.
In order to achieve the above object, the present invention discloses the following technical contents:
the utility model provides a radish sampling and quality identification's apparatus which characterized in that it includes: isolation tube 22, sample collector 15, baffle 14, spring 13, sampling depth cursor controller 18, protective cover 12, host 1, battery box 3, battery cover 4; as shown in fig. 2, the sample collector 15 is connected with the baffle 14 at one end of the host 1 with the sampling drill 9, the baffle 14 is connected with the spring 13 inside the protective cover 12, the spring 13 is connected with the host at the middle position inside the protective cover 12, the sampling depth vernier controller 18 is sleeved outside the spring, the sampling depth vernier controller 18 is connected with the host, the battery box 3 is arranged behind the host, and the battery cover 4 is arranged behind the battery box;
the isolation tube 22 is a single glass tube comprising: the insertion opening 23 and the sampling outlet 24 are used for isolating samples in different depth ranges and improving the accuracy of sampling.
The main body 1 comprises: the hand-held handle 2, the TF flash memory card slot 5, the rotating speed control switch 6, the touch control type data processing display system 11 and the sample application port 10; the rear part of the host comprises a hand-held handle 2 which is designed in an ergonomics way outside a battery box, a TF flash memory card slot 5 is designed on the upper part of the host body close to the hand-held handle, a touch control type data processing display system 11 is arranged in front of the card slot, a sample application port 10 is arranged in front of the touch control type data processing display system, and a rotating speed control switch 6 is arranged on the lower part of the host body close to the hand-held handle;
the host computer inside includes: the device comprises a motor 7, a torque force sensing measuring and calculating device 8, a sampling drill bit 9, a spring 13, a sampling depth vernier controller 18, a baffle 14, a sample collector 5, a sample collector clamping groove 16 and an injection filter 17; the motor is connected with the torque force sensing measuring and calculating device through a bearing, the torque force sensing measuring and calculating device is connected with the sampling drill bit, the sampling drill bit penetrates through the spring, the baffle and the sample collector, the sample collector clamping groove is arranged behind the sample collector, and the injection type filter which is matched with the sample collector clamping groove in design is placed on the sample collector clamping groove;
the sampling depth vernier controller 18 comprises a graduated scale 19, a fine thread block 20 and a vernier nut 21; the vernier nut 21 can move left and right on the sampling depth vernier controller 18 through the fine thread blocks 20 on the upper surface and the lower surface of the sampling depth vernier controller 18, and according to the sampling depth requirement, the vernier nut 21 is screwed onto the scale required by the test by referring to the scale 19, so that the movement of the baffle 14 can be blocked, and samples in different depth ranges can be regulated;
the middle part of the injection filter 17 is provided with two symmetrical holes, one hole is aligned with the sample receiving port of the sample collector clamping groove 16, and the other hole can balance the internal air pressure of the injection filter 17, so that the sample can smoothly flow into the injection filter; the injection type filter can be fixed to sample collector draw-in groove 16, sample collector and baffle are connected, can dismantle freely, open in the middle of sample collector and the baffle junction has a round hole, supply the sampling drill bit to pass, respectively there is a slide about the protection casing, be used for the fixed baffle in the protection casing the position, baffle and spring coupling, can make the baffle make a round trip concertina movement in the protection casing through bulldozing sample collector, torque force response measuring and calculating device 8 is fixed on the host computer, the left side is connected with the sampling drill bit, the right is connected with the motor through the bearing, the sampling drill bit can be connected with torque force response measuring and calculating device freely, the convenient dismantlement.
When the motor is started, the drill bit is driven to drill into a sample to be measured, at the moment, the torsion measuring and calculating device can measure the resistance encountered by the drill bit, the hardness of the sample is calculated through the chip processor of the touch control type data processing and displaying system, data is automatically recorded, the injection type filter is taken down, collected sample juice is dripped into the sample application port, the function of measuring chlorophyll and sugar degree is selected on the touch control type data processing and displaying system, the operation is started by clicking, the chlorophyll content and sugar degree of the sample are measured, data are automatically recorded, finally the hardness, the chlorophyll content and the sugar degree of the sample are automatically stored on the TF flash memory card inserted in the TF flash memory card slot as a data text file, and measurement and data recording of one sample are completed.
The invention further discloses a use method of the radish sampling and quality identification tester, which is characterized by comprising the following steps:
(1) Taking out the instrument, opening a battery cover, putting the No. 5 battery into a battery box, covering the battery cover, holding the battery cover by hand, pressing a primary rotating speed control switch by hand, starting a touch control type data processing display system, and lighting a display screen at the moment;
(2) Clicking a selected sampling on a functional area of the display screen, withholding a rotating speed control switch, driving a drill bit to drill into a sample to be measured after a motor is started, calculating the resistance encountered by the drill bit by a torsion measuring and calculating device, calculating the hardness of the sample by a chip processor of a touch control type data processing and displaying system, and automatically recording data.
(3) Taking down the injection filter after sampling, dripping collected sample juice into the sample application port, selecting the function of measuring chlorophyll and sugar degree on the touch control type data processing display system, clicking to start operation, measuring the chlorophyll content and sugar degree of the sample, automatically recording data, and finally automatically storing the hardness, chlorophyll content and sugar degree of the sample as a data text file on a TF flash memory card inserted into a TF flash memory card slot to finish measurement and data recording of one sample.
The invention further discloses an application of the usage method of the radish sampling and quality identification tester in the aspect of accuracy and stability for radish sampling and quality identification. In the breeding process of green radishes, the hardness, the greenness and the sugar degree of the meat of the breeding materials are often measured, the hardness of the radishes is judged by using a bite feeling, or the hardness of the radishes is judged by cutting the hand feeling of the radishes, the greenness of the meat of the radishes is observed and compared by eyes, the sugar degree of the meat of the radishes is tasted, and the judgment standards of different investigators are different, so that the accuracy and the stability of investigation results are poor; the hardness data measured by the instrument is obtained by using the existing pressure type melon and fruit hardness measuring instrument as a comparison, designing torsion force to measure and calculate the hardness of the radish, and calculating the measuring result consistently to ensure the scientificity and accuracy of the acquired data; the method for measuring the greenness and the sugar degree uses the existing chlorophyll meter and sugar degree meter as technical principle references, integrates the two functions on the instrument, and can ensure the accuracy of data. Therefore, the application of the instrument can make the evaluation standard of data acquisition consistent, and the hardness, the greenness and the sugar degree of the radishes are described by the data, so that the accuracy and the stability of investigation results are ensured. The experimental results show that: the instrument is driven by electricity, the output force is stable, the measurement standard is consistent, the existing pressure type melon and fruit hardness tester is tested by pressing by hand, and the pressure type melon and fruit hardness tester is extremely uneven and unstable when the pressure is manually applied; therefore, the hardness of the green turnip is measured by the instrument, the obtained data can be more accurate and stable, and the scientificity and the accuracy of the acquired data are ensured; the method for measuring the greenness and the sugar degree uses the existing chlorophyll meter and sugar degree meter as technical principle references, and designs the two functions on the instrument, so that the scientificity and the accuracy of data can be ensured. Therefore, the application of the instrument can make the evaluation standard of data acquisition consistent, and the hardness, the greenness and the sugar degree of the radishes are described by the data, so that the accuracy and the stability of investigation results are ensured.
The invention relates to a working principle of a radish sampling and quality identification tester, which comprises the following steps:
the TF card is correctly inserted into the TF flash memory card slot 5, the battery cover 4 is opened, the battery is put into the battery box 3, the battery cover 4 is covered, the protective cover 12 is opened, the sampling drill bit 9 passes through the baffle plate 14, the spring 13 and the sampling depth vernier controller 18, the sampling drill bit is arranged on the torque force sensing measuring and calculating device 8, the sample collector 15 is connected with the baffle plate 14, the vernier nut 21 is sleeved on the fine thread block 20 according to the graduated scale 19 of the sampling depth vernier controller 18, the vernier nut 21 is screwed on the depth range graduation required to be measured in sampling, the injection filter 17 is clamped on the sample collector card slot 16, the sample receiving port is aligned, and the protective cover 12 is covered; the hand grip 2 of the instrument is held, the index finger is used for quickly pressing the primary rotating speed control switch 6 to start the touch control type data processing display system 11 of the host computer, the touch control type data processing display system 11 is used for touching and selecting a sampling function, the index finger is used for quickly pressing the primary rotating speed control switch 6 again, the motor 7 is used for starting the function of measuring a sample in a low gear, the index finger is used for pressing the secondary rotating speed control switch 6, the motor 7 is used for starting the function of measuring the sample in a medium gear, the index finger is used for pressing the tertiary rotating speed control switch 6, and the motor 7 is used for starting the function of measuring the sample in a high gear; the index finger gradually presses the rotating speed control switch 6, so that the rotating speed of the motor 7 is changed from slow to fast, and the rotating speed of the motor 7 is changed from fast to slow when the rotating speed control switch 6 is gradually released; after the motor 7 is started, the sampling drill bit 9 is driven to rotate, the sampling drill bit 9 is aligned to a sample position to be measured for sampling, along with the slow drilling of the sampling drill bit 9 into the sample, the sample collector 15 pushes the baffle 14 to compress the spring 13 to retract into the protective cover 12, when the depth range of sampling is thick, the baffle 14 is blocked by the vernier nut 21 to prevent the baffle 14 from retracting into the protective cover 12, the function of controlling the sampling depth range is achieved, and the spring 13 enables the sample collector 15 to be in close contact with the sample through the resilience force so as to ensure that the sample collection is successful; the torque force induction measuring and calculating device 8 automatically measures and calculates the hardness of the sample in the sampling process, and collects the stored data; the meat quality of the sample can be taken into a strip shape by selecting low-speed rotation sampling and stored in the transparent sample collector 15, and the color of the sample can be observed by naked eyes; the meat quality of the sample can be taken into juice by selecting high-speed rotation sampling, the meat quality of the sample flows into the injection type filter 17 through the transparent sample collector 15, the injection type filter 17 is taken down, the piston of the injection type filter 17 is pushed, the sample is dripped into the sample application port 10, the sugar degree and the green degree are selected and measured in a function selection area of the touch control type data processing display system 11, the sugar degree and the green degree of the sample are measured after clicking, and finally, the hardness, the sugar degree and the chlorophyll content of the sample are stored on a TF card in a form of a file of a table after clicking is completed, so that the data measurement of one sample is completed; the next sample is measured in the same way, and the system will automatically write the data into the table and save in the order of sample 1, sample 2, and sample 3. The sampling drill bits of different types can be selected according to the size of the sample to be measured, and the system can be automatically matched with a formula for measuring and calculating the hardness according to the matched drill bits.
The main detection indexes, and the positive effects and advantages compared with the traditional method are shown in the following table:
drawings
FIG. 1 is a schematic diagram of the front structure of a radish sampling and quality determination tester;
FIG. 2 is a schematic diagram of the inside of a radish sampling and quality testing instrument;
FIG. 3 is a schematic front view of a sample depth cursor controller;
FIG. 4 is a schematic front view of a spacer tube;
FIG. 5 is a graph showing hardness change of green turnips;
as shown, wherein:
host 1, hand-hold handle 2, battery box 3, battery cover 4, TF flash memory card slot 5, rotation speed control switch 6, motor 7,
Torsion sensing measuring and calculating device 8, sampling drill 9, sample application port 10, touch control type data processing display system 11, protective cover 12, spring 13, baffle 14, sample collector 15, sample collector clamping groove 16, syringe filter 17, sampling depth vernier controller 18, graduated scale 19, fine thread block 20, vernier nut 21, isolation tube 22, insertion port 23, sampling outlet 24.
Detailed Description
The invention is described below by means of specific embodiments. The technical means used in the present invention are methods well known to those skilled in the art unless specifically stated. Further, the embodiments should be construed as illustrative, and not limiting the scope of the invention, which is defined solely by the claims. Various changes and modifications to these embodiments will be readily apparent to those skilled in the art without departing from the spirit and scope of the invention.
Example 1
A radish sampling and quality identification tester, comprising: isolation tube 22, sample collector 15, baffle 14, spring 13, sampling depth cursor controller 18, protective cover 12, host 1, battery box 3, battery cover 4; referring to fig. 4, the isolation tube 22 is used independently for isolating samples in different depth ranges and avoiding sampling inaccuracy caused by sample mixing, wherein one end is an insertion port 23, the other end is a sampling outlet 24, and the sampling drill 9 drills into the sample from the sampling inlet 24 of the isolation tube 22; referring to fig. 2, a sample collector 15 is connected with a baffle 14 at one end of a host 1 with a sampling drill 9, the baffle 14 is connected with a spring 13 inside a protective cover 12, the spring 13 is connected with the host at the middle position inside the protective cover 12, a sampling depth vernier controller 18 is sleeved outside the spring 13, the sampling depth vernier controller 18 is connected with the host 1, a battery box 3 is arranged behind the host 1, and a battery cover 4 is arranged behind the battery box;
the isolation tube 22 comprises an insertion opening 23 and a sampling outlet 24, and is used for isolating samples with different depths and improving the accuracy of sampling;
the sampling depth vernier controller 18 comprises a graduated scale 19, a fine thread block 20 and a vernier nut 21; the vernier nut 21 can move left and right on the sampling depth vernier controller 18 through the fine thread block 20, and according to the sampling depth requirement, the vernier nut 21 is screwed onto the scale required by the test by referring to the graduated scale 19, so that the baffle 14 can be prevented from moving, and samples with different depth ranges can be regulated;
the host machine body comprises: the hand-held handle 2, the TF flash memory card slot 5, the rotating speed control switch 6, the touch control type data processing display system 11 and the sample application port 10; the rear part of the host comprises a hand-held handle 2 which is designed in an ergonomics way outside a battery box, a TF flash memory clamping groove 5 is designed on the upper part of the host body close to the hand-held handle, a touch control type data processing display system is arranged in front of the clamping groove, a sample application port 10 is arranged in front of the touch control type data processing display system, and a rotating speed control switch 6 is arranged on the lower part of the host body close to the hand-held handle;
wherein the host computer includes inside: the device comprises a motor 7, a torque force sensing measuring and calculating device 8, a sampling drill bit 9, a spring 13, a sampling depth vernier controller 18, a baffle 14, a sample collector 15, a sample collector clamping groove 16 and an injection filter 17; the motor is connected with the torque force sensing measuring and calculating device through a bearing, the torque force sensing measuring and calculating device is connected with the sampling drill bit, the sampling drill bit penetrates through the sampling depth vernier controller, the spring, the baffle plate and the sample collector, the sample collector clamping groove is arranged behind the sample collector, and the injection filter which is matched with the sample collector clamping groove in design is placed on the sample collector clamping groove;
the middle part of the injection filter 17 is provided with two symmetrical holes, one hole is aligned with the sample receiving port of the clamping groove of the sample collector, and the other hole can balance the internal air pressure of the injection filter, so that the sample can smoothly flow into the injection filter; the sample collector draw-in groove can fix the injection filter, sample collector is connected with the baffle, can freely dismantle, open in the middle of sample collector and the baffle junction has a round hole, supply the sampling drill bit to pass, the protection casing has a slide about respectively, be used for the position of fixed baffle in the protection casing, baffle and spring coupling, can make the baffle make a round trip concertina movement in the protection casing through bulldozing sample collector, the nut that moves about on the sampling depth vernier controller can be through the fine thread piece regulation about, just can not promote in the protection casing again after the baffle pushes away the nut position of moving about setting, reach the function of the degree of depth scope of control sample according to the scale, fix on the host computer according to torsion response measuring and calculating device, left side is connected with the sampling drill bit, the right is connected with the motor through the bearing, the sampling drill bit can be connected with torsion response measuring and calculating device freedom, the convenient dismantlement.
When the motor is started, the sampling drill bit is driven to drill into a sample to be measured, at the moment, the torsion measuring device can measure the resistance encountered by the drill bit, the hardness of the sample is calculated through the chip processor of the touch control type data processing display system, data is automatically recorded, the injection type filter is taken down, collected sample juice is dripped into the sample application port, the function of measuring chlorophyll and sugar degree is selected on the touch control type data processing display system, the operation is started by clicking, the chlorophyll content and sugar degree of the sample are measured, data are automatically recorded, finally the hardness, the chlorophyll content and the sugar degree of the sample are automatically stored on the TF flash memory card inserted into the TF flash memory card slot as a data text file, and measurement and data recording of one sample are completed.
Example 2
Hardness, sugar degree and chlorophyll content of the same part of green radish from the epidermis in the range of 0-1cm (sample 1), 1-2cm (sample 2) and 2-3cm (sample 3) were measured.
Determination of sample 1: the vernier nut 21 is adjusted to the position of 1cm of a graduated scale, a sample 1 is written on the disposable injection type filter 17 by a marker pen, the disposable injection type filter 17 is clamped on a sample collector clamping groove 16 of the sample collector 15, an instrument is started, a sampling drill 9 is aligned to a radish part to be measured, a rotating speed control switch 6 is buckled to collect and sample hardness data, the sugar degree and the green degree are selectively measured in a touch screen functional area of a touch control type data processing display system 11, a drop of clear water is dripped on a sample application port 10, zero setting correction is clicked, then the water on the sample application port 10 is wiped by absorbent paper, the disposable injection type filter 17 is taken down, a piston of the injection type filter 17 is slowly pushed, the collected juice of the sample 1 is dripped on the sample application port 10, clicking is started on a touch screen of the touch control type data processing display system 11, the sugar degree and the green degree of the sample 1 are measured after the system is completed, data are automatically recorded together with the hardness data, and the data are written on a TF card for storage; sample 1: hardness 64N, sugar degree 8.2 DEG S, green degree 13.2 mg/100 g.FM.
Determination of sample 2: firstly, a vernier nut 21 is adjusted to a position of 2cm of a graduated scale, a sample 2 is written on a disposable injection type filter 17 by a marker pen, the disposable injection type filter 17 is clamped on a sample collector clamping groove 16 of a sample collector 15, one end of an inserting opening 23 of a separation tube 22 is inserted into a hole reserved for collecting the sample 1, the separation tube is inserted into a depth of 1cm, an instrument is started, a sampling drill 9 is aligned to a sampling outlet 24 of the separation tube 22, a rotating speed control switch 6 is buckled to collect and sample hardness data of the sample 2, the measuring sugar degree and the green degree are selected in a touch screen functional area of a touch control type data processing display system 11, a drop of clear water is dripped on a sample application port 10, zero setting correction is clicked, then the water on the sample application port 10 is wiped by absorbent paper, the disposable injection type filter 17 is taken down, a piston of the injection type filter 17 is slowly pushed, collected juice of the sample 2 is dripped into the sample application port 10, clicking is started on a touch screen of the touch control type data processing display system 11, and after the system operation is completed, the sugar degree and the green degree of the sample 2 are measured, the hardness is recorded automatically, and the hardness data is written on the card, and TF data are saved; sample 2: hardness 58N, sugar degree 7.9 DEG S, green degree 11.9 mg/100 g.FM.
Determination of sample 3: firstly, a vernier nut 21 is adjusted to the position of 3cm of a graduated scale, a marker is used for writing a sample 3 on a disposable injection type filter 17, the disposable injection type filter 17 is clamped on a sample collector clamping groove 16 of a sample collector 15, one end of an inserting opening 23 of a separation tube 22 is inserted into a hole left by a previous collected sample, the hole is inserted into a depth of 2cm, an instrument is started, a drill 9 is aligned to a sampling outlet 24 of the separation tube 22, a rotating speed control switch 6 is buckled to collect and sample hardness data of the sample 3, the touch screen functional area of a touch control type data processing display system 11 is used for measuring sugar degree and green degree, a drop of clear water is dripped on the sample application opening 10, zero setting correction is clicked, then water on the sample application opening 10 is wiped by absorbent paper, the disposable injection type filter 17 is taken down, the collected juice of the sample 3 is dripped into the sample application opening 10, clicking is started on a touch screen of the touch control type data processing display system 11, and after the system operation is finished, the sugar degree and the green degree of the sample 3 are measured, and data are recorded automatically; sample 3: hardness 62N, sugar degree 6.8 DEG S, green degree 11.5 mg/100 g.FM.
Writing the hardness data and the TF card for storage; the collection of all the sample data to be assayed was completed and the results are shown in table 1:
example 3
Hardness, sugar degree and green degree of the upper part, middle part and lower part of a green radish commodity period were measured. Selecting a radish number which normally grows in the ground, and carrying out tracking measurement on 3 parts and 3 indexes in the early, middle and later stages of the commodity maturity stage in autumn. Firstly, assembling an instrument, taking 3 disposable injection filters 17, numbering samples 1, 2 and 3 in a numbering area by using a marker pen, respectively taking samples at the upper part, the middle part and the lower part of a radish, opening a protective cover 12, loading the injection filters 17 of the numbered samples 1 into a sample collector clamping groove 16, adjusting a floating nut 21 on a sampling depth vernier controller 18 to the maximum value of a graduated scale 19, closing the protective cover 12, starting a host by a buckling rotating speed control switch 6, at the moment, touching a control type data processing display system 11 to light, clicking a selection sampling function in a functional area, aligning a sampling drill 9 to the upper part of the radish, buckling the rotating speed control switch 6, sampling, automatically memorizing hardness data of the samples 1 by the system after sampling is finished, opening the protective cover 12, taking down the injection filters 17 of the samples 1, pushing pistons of the injection filters 17, dripping juice of the samples 1 into a sample application port 10, selecting a test sugar degree and a green degree in a functional area of a touch control type data processing display system 11, clicking, automatically memorizing data after the test is finished, 3 samples 1 are automatically finished, and the contents of the samples are written into a table form of the chlorophyll content and the chlorophyll content is written into the flash memory. After the sample 1 was tested, the sample collector 15 and the sampling drill 9 were removed, cleaned with clean water, and the sampling drill 9 and the sample collector 15 were wiped dry with absorbent paper, data collection of the middle sample 2 and the lower sample 3 of the radish was completed in the same manner, and TF cards were written to complete all data collection of one radish, and the results are shown in table 2:
example 4
A graph of hardness change of green turnip was measured. Firstly, an instrument is assembled, a protective cover 12 is opened, a sample collector 15 is not installed, a special drill for hardness test is connected with a torsion sensing measuring and calculating device 8, the protective cover 12 is closed, a rotating speed control switch 6 is buckled, a host 1 is started, a touch control type data processing display system 11 is lightened, a hardness test is selected by clicking in a functional area of the touch control type data processing display system 11, the rotating speed control switch 6 is pulled, the drill is perpendicular to the radish, continuous cutting type parallel movement is started from the top of the radish until the tail of the radish, data are continuously collected, the system automatically makes a hardness change curve graph, and the hardness change curve graph is stored and written into a TF flash memory card to complete data collection, and the hardness change curve graph of the green radish is shown in fig. 5.
Example 5
The conventional method is compared with the method for measuring the hardness, the greenness and the sugar degree of the green turnips by using the instrument:
the conventional method comprises the following steps:
(1) And (5) measuring hardness. Taking a green radish, vertically aligning a standard pole of a pressure type hardness tester with the green radish, gradually applying pressure until the standard pole is pressed to insert the green radish, and reading data on the tester at the moment, namely the hardness value of the radish to be measured.
(2) And (5) measuring the sugar degree. Taking a green radish, transversely cutting and cutting the green radish from the middle, mashing the radish meat with a steel spoon, extruding juice, dripping the juice into a sugar degree tester, and reading and recording the sugar degree value.
(3) And (5) measuring the green degree. Taking a radish, transversely cutting the whole middle part into slices, and measuring the chlorophyll content by using a handheld chlorophyll meter, and recording the chlorophyll content as data of green radish meat quality green degree.
The method comprises the following steps:
(1) And (5) measuring hardness. The method comprises the steps of taking a green radish, starting the instrument, selecting a sampling function on a display screen, buckling a rotating speed control switch, starting a motor, automatically completing hardness blank calibration, vertically aligning a sampling drill bit with the green radish, sampling and collecting hardness data, calculating and displaying the data on the display screen through a processor, automatically storing the data on a TF card in a form of a table, and completing hardness measurement of the radish.
(2) Sugar degree and greenness were measured. Starting an instrument, dripping a drop of distilled water or tap water on a sample application port, selecting a sugar degree measuring function to correct on a display screen, wiping the sample application port with absorbent paper after blank correction is finished, collecting a sample obtained during hardness measurement into a sample collector, flowing into an injection filter, taking down the injection filter, filtering radish pulp juice, dripping the filtered radish pulp juice into the sample application port, selecting the sugar degree and the green degree of the measured sample in a function selection area of the display screen, starting clicking, measuring and calculating the sugar degree and the green degree of the sample, and automatically storing the sugar degree and the green degree in a TF card in a form of a table to finish the measurement of the sugar degree and the green degree of the radish pulp.
Conclusion: the data measured by the conventional method are unstable, the error is large, the testing steps are complicated, the efficiency is low, the data measured by the instrument is stable, the error is small, the testing steps are simple, and the method is convenient and quick.
Claims (3)
1. The application method of the radish sampling and quality identification tester is characterized by comprising the following steps:
(1) Taking out the instrument, opening a battery cover, putting the No. 5 battery into a battery box, covering the battery cover, holding the battery cover by hand, pressing a primary rotating speed control switch by hand, starting a touch control type data processing display system, and lighting a display screen at the moment;
(2) Clicking a selected sampling on a functional area of the display screen, withholding a rotating speed control switch, driving a drill bit to drill into a sample to be measured after a motor is started, calculating the resistance encountered by the drill bit by a torsion measuring and calculating device, calculating the hardness of the sample by a chip processor of a touch control type data processing and displaying system, and automatically recording data;
(3) Taking down the injection filter after sampling is completed, dripping collected sample juice into a sample application port, selecting a function of measuring chlorophyll and sugar degree on a touch control type data processing display system, clicking to start operation, measuring chlorophyll content and sugar degree of the sample, automatically recording data, and finally automatically storing the hardness, chlorophyll content and sugar degree of the sample as a data text file on a TF flash memory card inserted into a TF flash memory card slot to complete measurement and data recording of one sample;
the radish sampling and quality identification tester comprises: the device comprises an isolation tube (22), a sample collector (15), a baffle (14), a spring (13), a sampling depth cursor controller (18), a protective cover (12), a host machine (1), a battery box (3) and a battery cover (4); wherein the method comprises the steps of
The sample collector (15) is connected with the baffle (14) at one end of the host (1) with the sampling drill bit (9), the baffle (14) is connected with the spring (13) inside the protective cover (12), the spring (13) is connected with the host at the middle position inside the protective cover (12), the sampling depth vernier controller (18) is sleeved outside the spring (13), the sampling depth vernier controller (18) is connected with the host (1), the battery box (3) is arranged behind the host, and the battery cover (4) is arranged behind the battery box;
the isolation tube (22) includes: the insertion opening (23) and the sampling outlet (24) are used for isolating samples in different depth ranges, so that the accuracy of sampling is improved;
the main machine (1) body comprises: the device comprises a handheld handle (2), a TF flash memory card slot (5), a rotating speed control switch (6), a touch control type data processing display system (11) and a sample application port (10); the rear part of the host machine (1) comprises a battery box (3) and a handheld handle (2), a TF flash memory clamping groove (5) is designed on the upper part of the host machine body close to the handheld handle (2), a touch control type data processing display system (11) is arranged in front of the clamping groove, a sample application port (10) is arranged in front of the touch control type data processing display system (11), and a rotating speed control switch (6) is arranged on the lower part of the host machine body close to the handheld handle (2);
the host computer inside includes: the device comprises a motor (7), a torque force sensing measuring and calculating device (8), a sampling drill (9), a spring (13), a sampling depth vernier controller (18), a baffle (14), a sample collector (15), a sample collector clamping groove (16) and an injection filter (17); the motor (7) is connected with the torque force induction measuring and calculating device (8) through a bearing, the torque force induction measuring and calculating device (8) is connected with the sampling drill bit (9), the sampling drill bit (9) penetrates through the spring (13), the sampling depth vernier controller (18), the baffle plate (14) and the sample collector (15), the sample collector clamping groove (16) is arranged behind the sample collector (15), and the injection filter (17) which is matched with the sample collector clamping groove (16) is arranged on the sample collector clamping groove;
the sampling depth cursor controller (18) comprises: a graduated scale (19), a fine thread block (20) and a vernier nut (21); the vernier nut (21) moves left and right on the sampling depth vernier controller (18) through the fine thread block (20), and according to the sampling depth range requirement, the vernier nut (21) is screwed onto the scale required by the test by referring to the scale (19), so that the baffle (14) can be prevented from moving, and samples in different depth ranges can be adjusted;
the middle part of the injection type filter (17) is provided with two symmetrical holes, one hole is aligned with a sample receiving port of the sample collector clamping groove (16), the other Kong Pingheng injection type filter (17) is connected with the internal air pressure of the sample collector clamping groove (16), the injection type filter (17) is fixed, the sample collector (15) is connected with the baffle (14), a round hole is formed in the middle of the connection part of the sample collector (15) and the baffle (14) for the sampling drill bit (9) to penetrate, a slide way is arranged on the left side and the right side of the protective cover (12) respectively and used for fixing the position of the baffle in the protective cover, the baffle (14) is connected with the spring (13), the torque force sensing measuring and calculating device (8) is fixed on the host computer (1), the left side is connected with the sampling drill bit (9), the right side is connected with the motor (7) through a bearing, and the sampling drill bit (9) is freely connected with the torque force sensing and calculating device (8).
2. Use of the method for using the radish sampling and quality-determining instrument according to claim 1 for determining the accuracy and stability of radish quality.
3. The use as claimed in claim 2, wherein the accuracy and stability of determining the quality of radish refers to determining hardness, greenness and sugar content of radish.
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201188080Y (en) * | 2008-04-22 | 2009-01-28 | 天津市产品质量监督检测技术研究院 | Instrument for determining cube sugar hardness |
| CN202255931U (en) * | 2011-10-13 | 2012-05-30 | 重庆警官职业学院 | Sampler for sampling fruit |
| CN102890057A (en) * | 2012-10-24 | 2013-01-23 | 华东交通大学 | Portable quality detection device for simultaneously detecting sugar degree and hardness of fruit |
| JP3196004U (en) * | 2014-09-22 | 2015-02-19 | 博司 伊藤 | Fruit ripeness tester |
| CN204422246U (en) * | 2014-05-19 | 2015-06-24 | 广西南亚热带农业科学研究所 | Sample juicer |
| CN205067130U (en) * | 2015-10-19 | 2016-03-02 | 黄月凤 | Food quality control fruit sample thief for measuring car |
| CN205192897U (en) * | 2015-11-27 | 2016-04-27 | 贵州大学 | Device of simple and convenient short -term test steel part carburization superficial hardness |
| CN105548095A (en) * | 2016-01-21 | 2016-05-04 | 石家庄经济学院 | Field geological sample age determination instrument |
| CN205449536U (en) * | 2016-03-17 | 2016-08-10 | 山东嘉源检测技术有限公司 | Eat quality control survey and use sampler |
| CN105842001A (en) * | 2016-03-25 | 2016-08-10 | 山东省农业科学院农业质量标准与检测技术研究所 | Apparatus and method of quickly extracting samples in different depth from vegetables |
| CN206556908U (en) * | 2017-03-13 | 2017-10-13 | 内蒙古农业大学 | A kind of ensilage sampler |
| EP3232179A1 (en) * | 2016-04-13 | 2017-10-18 | Prometec Tools Oy | Sampling device and sampling method |
| CN107328600A (en) * | 2017-06-12 | 2017-11-07 | 中国林业科学研究院森林生态环境与保护研究所 | Timber sampler |
| CN107514257A (en) * | 2017-10-22 | 2017-12-26 | 陕西普洛帝测控技术有限公司 | A kind of deep-well sample apparatus |
| CN207881982U (en) * | 2018-02-26 | 2018-09-18 | 天津科润农业科技股份有限公司 | A kind of analyzer of radish sampling and quality identification |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201215504D0 (en) * | 2012-08-31 | 2012-10-17 | Ge Healthcare Uk Ltd | Improvements in and relating to cutting tools for sample preparation |
-
2018
- 2018-02-26 CN CN201810160841.7A patent/CN108375485B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201188080Y (en) * | 2008-04-22 | 2009-01-28 | 天津市产品质量监督检测技术研究院 | Instrument for determining cube sugar hardness |
| CN202255931U (en) * | 2011-10-13 | 2012-05-30 | 重庆警官职业学院 | Sampler for sampling fruit |
| CN102890057A (en) * | 2012-10-24 | 2013-01-23 | 华东交通大学 | Portable quality detection device for simultaneously detecting sugar degree and hardness of fruit |
| CN204422246U (en) * | 2014-05-19 | 2015-06-24 | 广西南亚热带农业科学研究所 | Sample juicer |
| JP3196004U (en) * | 2014-09-22 | 2015-02-19 | 博司 伊藤 | Fruit ripeness tester |
| CN205067130U (en) * | 2015-10-19 | 2016-03-02 | 黄月凤 | Food quality control fruit sample thief for measuring car |
| CN205192897U (en) * | 2015-11-27 | 2016-04-27 | 贵州大学 | Device of simple and convenient short -term test steel part carburization superficial hardness |
| CN105548095A (en) * | 2016-01-21 | 2016-05-04 | 石家庄经济学院 | Field geological sample age determination instrument |
| CN205449536U (en) * | 2016-03-17 | 2016-08-10 | 山东嘉源检测技术有限公司 | Eat quality control survey and use sampler |
| CN105842001A (en) * | 2016-03-25 | 2016-08-10 | 山东省农业科学院农业质量标准与检测技术研究所 | Apparatus and method of quickly extracting samples in different depth from vegetables |
| EP3232179A1 (en) * | 2016-04-13 | 2017-10-18 | Prometec Tools Oy | Sampling device and sampling method |
| CN206556908U (en) * | 2017-03-13 | 2017-10-13 | 内蒙古农业大学 | A kind of ensilage sampler |
| CN107328600A (en) * | 2017-06-12 | 2017-11-07 | 中国林业科学研究院森林生态环境与保护研究所 | Timber sampler |
| CN107514257A (en) * | 2017-10-22 | 2017-12-26 | 陕西普洛帝测控技术有限公司 | A kind of deep-well sample apparatus |
| CN207881982U (en) * | 2018-02-26 | 2018-09-18 | 天津科润农业科技股份有限公司 | A kind of analyzer of radish sampling and quality identification |
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|---|---|
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Address after: No. 310, Building 2, TEDA Small and Medium Enterprise Park, No. 276 Huanghai Road, Tianjin Economic and Technological Development Zone, 300457 Patentee after: TIANJIN KERUN AGRICULTURAL SCIENCE & TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 300384 Institute of vegetables, Tianjin Academy of Agricultural Sciences, 17 km away from Jinjing Road, Xiqing District, Tianjin Patentee before: TIANJIN KERUN AGRICULTURAL SCIENCE & TECHNOLOGY Co.,Ltd. Country or region before: China |
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