CN203414457U - Microfluidic mixer chip for detecting tryptamine, tryptophane and tyramine - Google Patents
Microfluidic mixer chip for detecting tryptamine, tryptophane and tyramine Download PDFInfo
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- CN203414457U CN203414457U CN201320393681.3U CN201320393681U CN203414457U CN 203414457 U CN203414457 U CN 203414457U CN 201320393681 U CN201320393681 U CN 201320393681U CN 203414457 U CN203414457 U CN 203414457U
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Abstract
The utility model relates to an electrochemical detection device for food safety, in particular to a microfluidic mixer chip for detecting tryptamine, tryptophane and tyramine. The microfluidic mixer chip is characterized in that one end of a substrate extends out to form a pin; a microfluidic composite film covers a chip substrate; the pin substrate is bonded with the chip substrate; a golden finger is fixed at the chip substrate; the golden finger is communicated with the microfluidic composite film; a plurality of chip substrates are mounted on a block chip substrate; the block chip substrate is matched with a block chip slot in size. The microfluidic mixer chip solves the problems that detection on food additives and toxic and harmful substances is complex in operation and takes a long time. The microfluidic mixer chip provided by the utility model is easy to prepare, easy and convenient in detection operation, high in sensitivity, high in specificity and short in response time and can quantitatively detect contents of the food additives and the toxic and harmful substances.
Description
Technical field
The utility model relates to a kind of Electrochemical Detection food security device, specifically a kind of microfluid mixer chip that detects tryptamines, tryptophane, tyrasamine.
Background technology
Food security refers to that food is nontoxic, harmless, meets the nutritional requirement that should have, and health is not caused to any acute, subacute or chronic hazard.According to the definition of the World Health Organization (WHO), food security is " public health problem of poisonous and harmful substances to Health Impact in food ".Food security is also to inquire into guarantee food hygiene and edible safety in the processes such as food processing, storage, sale, reduces disease risk, takes precautions against interdisciplinary fields of food poisoning.
" bread is the staff of life ", the closest diet problem of specialty research daily life relation, its effect can not be underestimated.Job operation, process and device used in Food Science and Engineering research food industry production, she is the design basis of food production process and equipment, relates to each subjects such as chemistry, physics, agronomy, biological chemistry, microbiology, chemical engineering, Biochemical Engineering, mechanical engineering, human nutrition and food hygiene, environmental improvement and engineering.An importance of Food Science and Engineering is introduce and use chemical engineering unit operation, and concurrent spread becomes food engineering unit operations, thereby promotes food industry to the future development of extensive, serialization and robotization.The same chemical engineering of development of Food Science and Engineering, bioengineering are closely related, and its developing direction is that new packing means and equipment improve Food Packaging technology, improve food preservation performance and shelf life; Improve boiling technology, aseptic packaging technology; Study rational energy saver to reduce the cost of frozen food; The optimization of food engineering unit operations, robotization and computer application.Although being young technology-oriented discipline ,Dan Ta modern societies, Food Science and Engineering become already the outstanding feature of economic development, civilization degree raising.Following development trend is to use for reference the development result of gene technology, develops that nutrition is more abundant, more delicious taste, more scientific food of shelf-life.
Therefore detecting fast and effectively adjuvant not up to standard in food and poisonous and hazardous material is the current important development problem for whole food security industry.
Summary of the invention
The purpose of this utility model is to provide a kind of microfluid mixer chip that detects tryptamines, tryptophane, tyrasamine, thereby fills up in existing market some drawbacks for Electrochemical Detection food additives, poisonous and harmful substance.
The utility model solves its above-mentioned technical matters and adopts following technical scheme: a kind of detection tryptamines, tryptophane, the microfluid mixer chip of tyrasamine, it is mainly configured with: pin substrate, stitch, miniflow composite membrane, golden finger, chip substrate, chunk chip substrate, perforation, mixer pedestal, chunk chip groove, mixer baffle plate, trimming bolt, homophony bolt, chip substrate press strip, chip substrate locking pin, sample pick-up, sample pours into mouth, sample escape hole, described substrate one end is extended with stitch, miniflow composite membrane is covered on chip substrate, pin substrate and chip substrate are bonding, chip substrate one place is fixed with golden finger, and golden finger is connected with miniflow composite membrane, chunk chip substrate is mounted with a plurality of chip substrates, on chunk chip substrate and chunk chip groove size dimension, match,
Chunk chip groove is provided with perforation, and perforation matches with chip substrate locking pin; Chip substrate locking pin is fixed on chip substrate press strip;
Place, mixer pedestal one end is provided with mixer baffle plate, is respectively provided with two groups of trimming bolts, homophony bolt on mixer baffle plate;
Sample pick-up upper end has sample and pours into mouth, and a side has sample escape hole;
Mixer pedestal and sample pick-up are hinged by chip substrate press strip.
Above-mentioned a plurality of chip substrate quantity are 8-25.
The beneficial effects of the utility model: solved food additives, poisonous and harmful substance are detected to complicated operation, and need the long problem of spended time, the microfluid mixer chip that provide that a kind of easy preparation and test operation are simple and convenient, highly sensitive, high specificity, response time are short, can quantitatively detect food additives, poisonous and harmful substance content, has realized the direct-detection to food additives, poisonous and harmful substance content.The utility model is of great significance in food industry and the equal tool of field of environment protection.
Accompanying drawing explanation
Fig. 1 is a kind of minute amorph one-piece construction schematic diagram that detects the microfluid mixer microarray biochip substrate of tryptamines, tryptophane, tyrasamine of the utility model.
Fig. 2 is a kind of microfluid mixer microarray biochip substrate cross-sectional view that detects tryptamines, tryptophane, tyrasamine of the utility model.
Fig. 3 is a kind of schematic diagram that detects the microfluid mixer chipset chip block substrate of tryptamines, tryptophane, tyrasamine of the utility model.
Fig. 4 is the structural representation that a kind of microfluid mixer chipset chip block chunk chip substrate that detects tryptamines, tryptophane, tyrasamine of the utility model is placed in mixer pedestal.
Fig. 5 is that a kind of microfluid mixer chipset chip block chip substrate press strip that detects tryptamines, tryptophane, tyrasamine of the utility model is inserted the structural representation on chunk chip substrate.
Fig. 6 is a kind of microfluid mixer chipset chip block one-piece construction schematic diagram that detects tryptamines, tryptophane, tyrasamine of the utility model.
1-pin substrate in figure, 2-stitch, 3-miniflow composite membrane, 4-golden finger, 5-chip substrate, 6-chunk chip substrate, 7-perforation, 8-mixer pedestal, 9-chunk chip groove, 10-mixer baffle plate, 11-trimming bolt, 12-homophony bolt, 13-chip substrate press strip, 14-chip substrate locking pin, 15-sample pick-up, 16-sample pours into mouth, 17-sample escape hole.
Embodiment
Below in conjunction with accompanying drawing 1-6, embodiment of the present utility model is made a detailed explanation.
Embodiment: a kind of detection tryptamines, tryptophane, the microfluid mixer chip of tyrasamine, it is mainly configured with: pin substrate 1, stitch 2, miniflow composite membrane 3, golden finger 4, chip substrate 5, chunk chip substrate 6, perforation 7, mixer pedestal 8, chunk chip groove 9, mixer baffle plate 10, trimming bolt 11, homophony bolt 12, chip substrate press strip 13, chip substrate locking pin 14, sample pick-up 15, sample pours into mouth 16, sample escape hole 17, described pin substrate 1 one end is extended with stitch 2, miniflow composite membrane 3 is covered on chip substrate 5, pin substrate 1 is bonding with chip substrate 5, chip substrate 5 one places are fixed with golden finger 4, and golden finger 4 is connected with miniflow composite membrane 3, chunk chip substrate 6 is mounted with a plurality of chip substrates 5, on chunk chip substrate 6 and chunk chip groove 9 size dimensions, match,
Chunk chip groove 9 is provided with perforation 7, bores a hole 7 to match with chip substrate locking pin 14; Chip substrate locking pin 14 is fixed on chip substrate press strip 13;
Sample pick-up 15 upper ends have sample and pour into mouthful 16, one sides and have sample escape hole 17;
Described a plurality of chip substrates 5 quantity are 8-25.
During detection, sample reagent is put into sample and pour into mouth 16, sample reagent enters pin substrate 1 after sample pick-up 15, sample liquid enters pin substrate 1 by stitch 2, after the 3 miniflow infiltrations of miniflow composite membrane, by golden finger 4, carry data to chunk chip groove 9, after chip substrate 5 is inserted mixer pedestal 8, its position is adjusted by trimming bolt 11, homophony bolt 12, and sample reagent is sample escape hole 17 discharges again after tested.
Claims (2)
1. one kind is detected tryptamines, tryptophane, the microfluid mixer chip of tyrasamine, it is mainly configured with: pin substrate (1), stitch (2), miniflow composite membrane (3), golden finger (4), chip substrate (5), chunk chip substrate (6), perforation (7), mixer pedestal (8), chunk chip groove (9), mixer baffle plate (10), trimming bolt (11), homophony bolt (12), chip substrate press strip (13), chip substrate locking pin (14), sample pick-up (15), sample pours into mouthful (16), sample escape hole (17), it is characterized in that: pin substrate (1) one end is extended with stitch (2), miniflow composite membrane (3) is covered on chip substrate (5), pin substrate (1) is bonding with chip substrate (5), chip substrate (5) one places are fixed with golden finger (4), and golden finger (4) is connected with miniflow composite membrane (3), chunk chip substrate (6) is mounted with a plurality of chip substrates (5), on chunk chip substrate (6) and chunk chip groove (9) size dimension, match,
Chunk chip groove (9) is provided with perforation (7), and perforation (7) matches with chip substrate locking pin (14); Chip substrate locking pin (14) is fixed on chip substrate press strip (13);
Place, mixer pedestal (8) one end is provided with mixer baffle plate (10), is respectively provided with two groups of trimming bolts (11), homophony bolt (12) on mixer baffle plate (10);
Sample pick-up (15) upper end has sample and pours into mouthful (16), and a side has sample escape hole (17);
Mixer pedestal (8) is hinged by chip substrate press strip (13) with sample pick-up (15).
2. a kind of microfluid mixer chip that detects tryptamines, tryptophane, tyrasamine according to claim 1, is characterized in that described a plurality of chip substrates (5) quantity is 8-25.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320393681.3U CN203414457U (en) | 2013-07-03 | 2013-07-03 | Microfluidic mixer chip for detecting tryptamine, tryptophane and tyramine |
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CN201320393681.3U CN203414457U (en) | 2013-07-03 | 2013-07-03 | Microfluidic mixer chip for detecting tryptamine, tryptophane and tyramine |
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CN203414457U true CN203414457U (en) | 2014-01-29 |
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CN201320393681.3U Expired - Fee Related CN203414457U (en) | 2013-07-03 | 2013-07-03 | Microfluidic mixer chip for detecting tryptamine, tryptophane and tyramine |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105928998A (en) * | 2016-07-11 | 2016-09-07 | 仲恺农业工程学院 | Chemically modified electrode for detecting tyramine and electrochemical determination method of tyramine |
CN107983422A (en) * | 2016-10-26 | 2018-05-04 | 中国科学院大连化学物理研究所 | PCI pin numbers micro-fluidic chip and its method based on double-deck PCB |
-
2013
- 2013-07-03 CN CN201320393681.3U patent/CN203414457U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105928998A (en) * | 2016-07-11 | 2016-09-07 | 仲恺农业工程学院 | Chemically modified electrode for detecting tyramine and electrochemical determination method of tyramine |
CN105928998B (en) * | 2016-07-11 | 2018-08-17 | 仲恺农业工程学院 | Chemically modified electrode for detecting tyramine and electrochemical determination method of tyramine |
CN107983422A (en) * | 2016-10-26 | 2018-05-04 | 中国科学院大连化学物理研究所 | PCI pin numbers micro-fluidic chip and its method based on double-deck PCB |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20140703 |
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EXPY | Termination of patent right or utility model |