CN113447589B - Multifunctional food quality detection platform - Google Patents
Multifunctional food quality detection platform Download PDFInfo
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- CN113447589B CN113447589B CN202110731494.0A CN202110731494A CN113447589B CN 113447589 B CN113447589 B CN 113447589B CN 202110731494 A CN202110731494 A CN 202110731494A CN 113447589 B CN113447589 B CN 113447589B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
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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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N30/14—Preparation by elimination of some components
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N30/14—Preparation by elimination of some components
- G01N2030/146—Preparation by elimination of some components using membranes
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
The invention discloses a multifunctional food quality detection platform, which is characterized in that firstly, food and air in a packaging bag can be sucked into a detection tube by means of the suction effect of a suction pump, air and the food are separated by virtue of the blocking of an air filtering membrane, namely, the air enters a temporary storage tank, meanwhile, the food in the detection tube can be stirred and crushed after a motor is started, finally, the purpose of sampling the air and the food is achieved by means of the above, secondly, during the air detection, the sampled air enters a gas chromatograph, the rapid gas chromatography analysis is facilitated, the detection of air components in the packaging bag is facilitated, finally, the liquid chromatography analysis can be performed on the fluid food by means of the analysis of the liquid chromatograph, and meanwhile, the detection of specified pesticides, heavy metals and microorganisms can also be achieved by means of the effect of a food safety detection assembly.
Description
Technical Field
The invention relates to the technical field of food detection, in particular to a multifunctional food quality detection platform.
Background
With the improvement of the living standard of people, the concept of people has changed from how to get full to how to get good and get safe, so the quality and the safety of foods are more and more concerned. However, recently, food safety problems such as contamination of various pathogenic bacteria, pesticide residues, antibiotics and biotoxins of foods are frequently occurring. The food safety problem not only affects the lives and properties of masses of people, but also restricts the economic development of the whole country. In 6 months 2009, the formal implementation of the food safety law shows that the government in China has high importance on food safety and the decision of guaranteeing the food safety. Along with the food safety problem entering the development period, the food safety detection requirement is continuously increased, and the food safety detection industry in China keeps the annual speed increase of more than 15% in recent years.
According to the above, the food detection device in the prior art has a simple structure and a single function, so that various defects and shortcomings exist, and the defects are as follows;
1. can only detect food, can't carry out effective short-term test to the inside air of wrapping bag, be unfavorable for judgement and analysis.
2. The detection means is single, the analysis and the test of a plurality of methods cannot be carried out, more devices are needed to be matched with each other, the cost is high, and the operation of staff is not facilitated.
Therefore, in view of the above drawbacks, it is necessary to design a multifunctional food quality detection platform.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: a multifunctional food quality detection platform is provided to solve the problems proposed by the background technology.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a multifunctional food quality testing platform, includes base, gas chromatograph, liquid chromatograph, constant head tank, first electric putter, hold fluid reservoir, injection pump, food safety detection subassembly, second electric putter, fixed plate, suction pump, filter, suction tube, temporary storage tank, motor, detecting tube, air filter membrane, gas chromatograph set firmly in base top left side front end, gas chromatograph and base adopt bolted connection, liquid chromatograph set firmly in base top right side front end, liquid chromatograph and base adopt bolted connection, the constant head tank be located base top front end, the constant head tank be rectangular recess, first electric putter set firmly in the inside left and right sides of constant head tank, first electric putter and base adopt bolted connection, the hold fluid reservoir set firmly in base top left side rear end, hold fluid reservoir and base adopt bolted connection, the injection pump set firmly in hold fluid reservoir top, suction pump and hold fluid reservoir adopt bolted connection, food safety detection subassembly set firmly in base right side rear end set firmly in base top right side front end, the constant head tank be rectangular recess, first electric putter set firmly in the inside and outside the filter adopts bolted connection with the base, the filter adopts the filter, the filter adopts the interior and outside the fixed connection of the filter, the filter adopts the screw connection to set firmly in the base top, the filter adopts, the suction pipe and the filter adopt internal and external threaded connection, the jar of keeping in set firmly in the suction pipe front end, jar of keeping in adopt welded connection with the suction pipe, just jar of keeping in adopt bolted connection with the fixed plate, the motor set firmly in the jar top of keeping in, the motor adopt bolted connection with the jar of keeping in, the detection tube set firmly in the jar bottom of keeping in, detection tube and jar of keeping in adopt welded connection, air filtration membrane set firmly in the inside bottom of jar of keeping in, air filtration membrane and jar of keeping in adopt hot melt to be connected.
Further, the inboard centre gripping push pedal that has still set firmly of first electric putter, detection push pedal and first electric putter adopt bolted connection, the inside pressure sensor that has still set firmly of centre gripping push pedal, pressure sensor and centre gripping push pedal adopt bolted connection, just pressure sensor and first electric putter adopt the signal of telecommunication line to be connected.
Further, food safety detection subassembly constitute by detection control cabinet, pesticide residue detector, heavy metal short-term test appearance and microorganism detector, detection control cabinet top front end still set firmly pesticide residue detector, pesticide residue detector and detection control cabinet adopt bolted connection, and pesticide residue detector and detection control cabinet adopt electric signal line to be connected, detection control cabinet top middle-end still set firmly heavy metal short-term test appearance, heavy metal short-term test appearance and detection control cabinet adopt bolted connection, just heavy metal short-term test appearance and detection control cabinet adopt electric signal line to be connected, detection control cabinet top rear end still set firmly microorganism detector, microorganism detector and detection control cabinet adopt bolted connection, microorganism detector and detection control cabinet adopt electric signal line to be connected.
Further, a first electromagnetic valve is fixedly arranged on the left side of the suction pipe, the first electromagnetic valve is connected with the suction pipe in a welding mode, and the first electromagnetic valve is connected with the gas chromatograph in a pipeline mode.
Further, the motor bottom still set firmly the pivot pole, pivot pole and motor adopt the coupling joint, just pivot pole and air filter membrane adopt to rotate to be connected, pivot pole lower extreme outer wall still set firmly the crushing frame of a plurality of, crushing frame and pivot pole adopt welded connection.
Further, the upper end of the left side of the detection tube is fixedly provided with a second electromagnetic valve, the second electromagnetic valve is connected with the detection tube in a welded mode, and the second electromagnetic valve is connected with the liquid injection pump in a pipeline mode.
Further, the lower end of the right side of the detection tube is fixedly provided with a third electromagnetic valve, the third electromagnetic valve is connected with the detection tube in a welded mode, and the third electromagnetic valve is connected with the liquid chromatograph and the food safety detection assembly in a pipeline mode respectively.
Furthermore, the bottom of the detection tube is fixedly provided with a sampling sharp tool nozzle, and the sampling sharp tool nozzle is connected with the detection tube by welding.
Compared with the prior art, the multifunctional food quality detection platform has the following advantages:
1. firstly, by means of the suction effect of the suction pump, food and air inside the packaging bag can be sucked into the detection tube, air and food are separated due to the blocking of the air filtering membrane, namely, the air enters the temporary storage tank, and meanwhile, the food inside the detection tube can be stirred and crushed after the motor is started, and finally, the purpose of sampling the air and the food is achieved by means of the above.
2. And in the air detection process, the sampled air enters a gas chromatograph, so that the rapid gas chromatographic analysis of the air is facilitated, and the air component inside the packaging bag is conveniently detected.
3. Finally, by means of analysis of a liquid chromatograph, liquid chromatography analysis can be carried out on the liquid food, and meanwhile, related detection on specified pesticides, heavy metals and microorganisms can be achieved through the action of the food safety detection component.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a multi-functional food quality inspection platform;
FIG. 2 is a top view of a multi-functional food quality inspection platform;
FIG. 3 is an A-direction cross-sectional view of a multifunctional food quality testing platform;
FIG. 4 is an enlarged cross-sectional view of the temporary storage tank portion;
FIG. 5 is a schematic diagram of a multifunctional food quality testing platformPerspective view of FIG. 1；
FIG. 6 is a schematic diagram of a multi-functional food quality testing platformFig. 2 in perspective;
fig. 7 is a perspective view of fig. 3 of a multifunctional food quality testing platform.
Base 1, gas chromatograph 2, liquid chromatograph 3, constant head tank 4, first electric putter 5, hold liquid pot 6, injection pump 7, food safety detection subassembly 8, second electric putter 9, fixed plate 10, suction pump 11, filter 12, suction tube 13, temporary storage pot 14, motor 15, detection tube 16, air filtration membrane 17, centre gripping push pedal 501, pressure sensor 502, detection control platform 801, pesticide residue detector 802, heavy metal rapid detector 802, microorganism detector 803, first solenoid valve 1301, pivot pole 1501, crushing frame 1502, second solenoid valve 1601, third solenoid valve, sampling sharp machine mouth 1602 3.
The following detailed description will be further described in conjunction with the above-described figures.
Detailed Description
In the following, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments, however, it will be apparent to one skilled in the art that the described embodiments may be practiced without some or all of these specific details, and in other instances well-known process steps are not described in detail.
In the description of the invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, a multifunctional food quality testing platform comprises a base 1, a gas chromatograph 2, a liquid chromatograph 3, a positioning groove 4, a first electric push rod 5, a liquid storage tank 6, a liquid injection pump 7, a food safety testing component 8, a second electric push rod 9, a fixing plate 10, a suction pump 11, a filter 12, a suction pipe 13, a temporary storage tank 14, a motor 15, a testing tube 16 and an air filtering membrane 17, wherein the gas chromatograph 2 is fixedly arranged at the front end at the left side of the top of the base 1, the gas chromatograph 2 is connected with the base 1 through bolts, the liquid chromatograph 3 is fixedly arranged at the front end at the right side of the top of the base 1, the liquid chromatograph 3 is connected with the base 1 through bolts, the positioning groove 4 is arranged at the front end at the top of the base 1, the positioning groove 4 is a rectangular groove, the first electric push rod 5 is fixedly arranged at the left side and the right side of the inside the positioning groove 4, the first electric push rod 5 is connected with the base 1 through bolts, the liquid storage tank 6 is fixedly arranged at the rear end of the liquid storage tank 6 and the fixing plate 6 is fixedly arranged at the rear end of the base 1 through bolts, the liquid storage tank 6 is fixedly arranged at the rear end of the liquid storage tank 9 and the front end of the base 1 through bolts and the fixing plate 10 is fixedly arranged at the rear end of the base 1, the liquid storage tank 1 is fixedly connected with the liquid storage tank 1 through the rear end 1 through bolts and the positioning groove 9, the positioning groove 4 is fixedly arranged at the rear end of the front end of the base 1 and the front end of the safety testing component, and the front end is fixedly arranged at the front end of the base 1, the suction pump 11 and the fixing plate 10 are connected through bolts, the filter 12 is fixedly arranged at the front end of the suction pump 11, the filter 12 and the suction pump 11 are connected through internal and external threads, the suction pipe 13 is fixedly arranged at the front end of the filter 12, the suction pipe 13 and the filter 12 are connected through internal and external threads, the temporary storage tank 14 is fixedly arranged at the front end of the suction pipe 13, the temporary storage tank 14 and the suction pipe 13 are connected through welding, the temporary storage tank 14 and the fixing plate 10 are connected through bolts, the motor 15 is fixedly arranged at the top of the temporary storage tank 14, the motor 15 and the temporary storage tank 14 are connected through bolts, the detection pipe 16 is fixedly arranged at the bottom of the temporary storage tank 14, the detection pipe 16 and the temporary storage tank 14 are connected through welding, the air filtering membrane 17 is fixedly arranged at the bottom inside the temporary storage tank 14, and the air filtering membrane 17 and the temporary storage tank 14 are connected through hot melting;
the multifunctional food quality detection platform has the following functions;
A. before sampling, the packaged food is put into the detection groove 4 in advance, and then the packaged food is clamped and fixed by operating the first electric push rod 5, so that the follow-up stable puncturing and sampling are facilitated;
B. during sampling, the second electric push rod 9 drives the fixed plate to link the temporary storage tank 14 and the detection pipe 16 to slide from top to bottom, after the packaging bag is punctured, food and air in the packaging bag can be sucked into the detection pipe 16 by means of the suction effect of the suction pump 11, air and food are separated by the blocking of the air filtering membrane 17, namely, the air enters the temporary storage tank 14, meanwhile, the motor 15 is started to stir and crush the food in the detection pipe 16, and finally, the purpose of sampling the air and the food is achieved by means of the above;
C. during air detection, the sampled air enters the gas chromatograph 2, so that the rapid gas chromatographic analysis of the air is facilitated, and the detection of the air components in the packaging bag is facilitated;
D. during food detection, the sampled food is fed into the liquid chromatograph 3 and the food safety detection assembly 8 under the action of the liquid injection pump 7, namely, by means of analysis of the liquid chromatograph 3, liquid chromatography analysis can be performed on the liquid food, and meanwhile, related detection on specified pesticides, heavy metals and microorganisms can be achieved under the action of the food safety detection assembly 8;
the inner side of the first electric push rod 5 is fixedly provided with a clamping push plate 501, the detection push plate 501 is connected with the first electric push rod 5 through a bolt, the inner side of the clamping push plate 501 is fixedly provided with a pressure sensor 502, the pressure sensor 502 is connected with the clamping push plate 501 through a bolt, and the pressure sensor 502 is connected with the first electric push rod 5 through an electric signal wire;
it should be noted that, the clamping push plate 501 can clamp the packaged food under the drive of the first electric push rod 5, so as to realize the fixation of the packaged food, facilitate the subsequent puncture sampling detection, and the pressure sensor 502 can control the first electric push rod 5 to stop moving after detecting that the pressure value reaches the original set range, so as to ensure that the clamping force is controlled;
the food safety detection assembly 8 consists of a detection control console 801, a pesticide residue detector 802, a heavy metal rapid detector 803 and a microorganism detector 804, wherein the pesticide residue detector 802 is fixedly arranged at the front end of the top of the detection control console 801, the pesticide residue detector 802 is connected with the detection control console 801 through bolts, the pesticide residue detector 802 is connected with the detection control console 801 through electric signal wires, the heavy metal rapid detector 803 is fixedly arranged at the middle end of the top of the detection control console 801, the heavy metal rapid detector 803 is connected with the detection control console 801 through bolts, the heavy metal rapid detector 803 is connected with the detection control console 801 through electric signal wires, the microorganism detector 804 is fixedly arranged at the rear end of the top of the detection control console 801, the microorganism detector 804 is connected with the detection control console 801 through bolts, and the microorganism detector 804 is connected with the detection control console 801 through electric signal wires;
it should be noted that the fluid food can be fed into the pesticide residue detector 802, the heavy metal rapid detector 803 and the microorganism detector 804, so that pesticide residue detector 802, heavy metal rapid detector 803 and microorganism detector 804 can be used for respectively detecting pesticide, heavy metal and microorganism on the fluid food, and the detection result is transmitted to the detection console 801, so that the analysis and grasp of subsequent staff can be facilitated;
a first electromagnetic valve 1301 is fixedly arranged on the left side of the suction pipe 13, the first electromagnetic valve 1301 is connected with the suction pipe 13 by welding, and the first electromagnetic valve 1301 is connected with the gas chromatograph 2 by a pipeline;
after the first electromagnetic valve 1301 is opened, the air in the suction tube 13 can be introduced into the gas chromatograph 2, so that the subsequent gas chromatograph detection is facilitated;
the bottom of the motor 15 is fixedly provided with a rotating shaft lever 1501, the rotating shaft lever 1501 is connected with the motor 15 by adopting a coupling, the rotating shaft lever 1501 is rotationally connected with an air filtering membrane 17, the outer wall of the lower end of the rotating shaft lever 1501 is fixedly provided with a plurality of crushing frames 1502, and the crushing frames 1502 are welded with the rotating shaft lever 1501;
it should be noted that the rotation shaft 1501 can drive the crushing frame 1502 to rotate under the drive of the motor 15, and the food inside the detection tube 16 can be stirred and crushed by the rotation of the crushing frame 1502;
the upper end of the left side of the detection tube 16 is fixedly provided with a second electromagnetic valve 1601, the second electromagnetic valve 1601 is connected with the detection tube 16 by welding, and the second electromagnetic valve 1601 is connected with the liquid injection pump 7 by a pipeline;
after the second electromagnetic valve 1601 is opened, deionized water in the liquid storage tank 6 can be supplied to the detection pipe 16 by the liquid injection pump 7 through a pipeline and the second electromagnetic valve 1601, so that the liquid injection pump is convenient to mix with crushed food, and the crushed food is in a fluid state;
a third electromagnetic valve 1602 is fixedly arranged at the lower end of the right side of the detection tube 16, the third electromagnetic valve 1602 is welded with the detection tube 16, and the third electromagnetic valve 1602 is respectively connected with the liquid chromatograph 3 and the food safety detection assembly 8 by pipelines;
it should be noted that after the third electromagnetic valve 1602 is opened, the fluid food in the detection tube 16 can be fed into the liquid chromatograph 3 and the food safety detection component 8, so as to facilitate the subsequent related detection;
the bottom of the detection tube 16 is also fixedly provided with a sampling sharp tool nozzle 1603, and the sampling sharp tool nozzle 1603 is connected with the detection tube 16 by welding;
it should be noted that, after the detecting tube 16 descends to contact with the food package, the sampling sharp tool nozzle 1603 can puncture the food package, so as to facilitate the subsequent upward suction of the air inside the food and the package.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (6)
1. The utility model provides a multifunctional food quality testing platform, its characterized in that includes base, gas chromatograph, liquid chromatograph, constant head tank, first electric putter, hold fluid reservoir, injection pump, food safety detection subassembly, second electric putter, fixed plate, suction pump, filter, suction tube, temporary storage tank, motor, detection tube, air filtration membrane, gas chromatograph set firmly in base top left side front end, liquid chromatograph set firmly in base top right side front end, the constant head tank be located base top front end, first electric putter set firmly in the inside left and right sides of constant head tank, hold fluid reservoir set firmly in base top left side rear end, the injection pump set firmly in hold fluid reservoir top, food safety detection subassembly set firmly in base top right side rear end, the second electric putter set firmly in base top rear end, the fixed plate set firmly in second electric putter top, the suction pump set firmly in fixed plate top rear end, the filter set firmly in suction pump front end, suction tube set firmly in suction tube filter front end, suction tube set firmly in suction tube motor set firmly in base top left side rear end, the suction tube set firmly in the vacuum detector, the bottom of the food safety detection subassembly set firmly in the electric signal of the bottom of the detection device, the bottom of the detection device set firmly in the end and the air filtration membrane, the end has still been set firmly in the end of the detection device, the end has set firmly in the end of the safety detector has set firmly in the safety detector, the safety detector has set firmly in the end in the safety detector, and has set firmly in the safety detector control panel, the heavy metal rapid detector is connected with the detection control console by adopting an electric signal line, the rear end of the top of the detection control console is fixedly provided with a microorganism detector, the microorganism detector is connected with the detection control console by adopting an electric signal line, and the bottom of the detection tube is fixedly provided with a sampling sharp instrument nozzle;
before sampling, the packaged food is put into a detection groove in advance, and then the packaged food is clamped and fixed by operating the first electric push rod, so that the follow-up stable puncturing and sampling are facilitated;
during sampling, the second electric putter drives the fixed plate linkage and keeps in jar and the detecting tube and do from top to bottom and slide, after puncturing the wrapping bag, with the help of the suction effect of suction pump, can do benefit to the inside food of wrapping bag and air inhalation to the detecting tube in, because of air filter's the blocking, do benefit to air and food separation, in the air enters into the jar of keeping in promptly, can stir the inside food of detecting tube after the motor is opened simultaneously and smash, reaches the sampling purpose of air and food.
2. The multifunctional food quality detection platform according to claim 1, wherein a clamping push plate is further fixedly arranged on the inner side of the first electric push rod, a pressure sensor is further fixedly arranged in the clamping push plate, and the pressure sensor is connected with the first electric push rod through an electric signal wire.
3. The multifunctional food quality detection platform according to claim 1, wherein a first electromagnetic valve is further fixedly arranged on the left side of the suction pipe, and the first electromagnetic valve is connected with the gas chromatograph through a pipeline.
4. The multifunctional food quality detection platform as claimed in claim 1, wherein the bottom of the motor is further fixedly provided with a rotating shaft rod, the rotating shaft rod is rotatably connected with the air filtering membrane, and the outer wall of the lower end of the rotating shaft rod is further fixedly provided with a plurality of crushing frames.
5. The multifunctional food quality detection platform as claimed in claim 1, wherein a second electromagnetic valve is further fixedly arranged at the upper end of the left side of the detection tube, and the second electromagnetic valve is connected with the liquid injection pump through a pipeline.
6. The multifunctional food quality detection platform according to claim 1, wherein a third electromagnetic valve is fixedly arranged at the lower end of the right side of the detection tube, and the third electromagnetic valve is respectively connected with the liquid chromatograph and the food safety detection assembly through pipelines.
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