CN113030074A - Food detection device and detection method for food processing factory - Google Patents
Food detection device and detection method for food processing factory Download PDFInfo
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- CN113030074A CN113030074A CN202110227170.3A CN202110227170A CN113030074A CN 113030074 A CN113030074 A CN 113030074A CN 202110227170 A CN202110227170 A CN 202110227170A CN 113030074 A CN113030074 A CN 113030074A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
The invention belongs to the technical field of food detection, and particularly relates to a food detection device and a detection method for a food processing factory, wherein the food detection device comprises a top plate, a detection box and a detection device, and the technical scheme is as follows: the detection box is fixedly installed on the right side of the top plate, the top plate and the detection box are of an integrated structure, the detection device is arranged on the left side of the inner wall of the detection box, the baffle is fixedly installed on the inner wall of the detection box, the stirring tank is fixedly installed on the inner wall of the baffle, and the rotary table is arranged at the bottom of the stirring tank. The electromagnetic valve is closed after the inner tube is used for pressing and sampling food raw materials, the screw rod drives the sampling device to enter the detection box, the cylinder pushes the inner tube to move downwards, the inner tube is inserted into the stirring tank, the electromagnetic valve is opened, the food raw materials in the inner tube drop into the stirring tank, the rotary disc and the rotary shaft are mutually matched and rotated, so that the injection tube accurately drops to be tested fall on the pesticide residue quick detection card of the tray, and the effect of improving the detection efficiency and the sampling rate is achieved.
Description
Technical Field
The invention relates to the technical field of food detection, in particular to a food detection device and a detection method for a food processing factory.
Background
Vegetables are frequently used as food processing raw materials in food processing factories, chemical pesticides are frequently used for the vegetables, if the pesticides are applied according to the specified dosage, times, methods or safe intervals or highly toxic and highly toxic pesticides which are not allowed to be used on vegetables and fruits are applied, the pesticide can be caused to exceed the standard or be poisoned, and the currently used pesticides can be roughly divided into the following classes according to the chemical structures: organic chlorine, organic phosphorus, carbamate, pyrethroid and the like, wherein 70 percent of the agricultural chemicals in China are organic phosphorus agricultural chemicals, and 70 percent of the organic phosphorus agricultural chemicals produced and used in China are highly toxic and highly toxic, and are mostly prohibited to be used on vegetable crops. In the case of the pesticide poisoning which has occurred in the past, the content of the pesticide poisoning caused by organic phosphorus or carbamates is 95% or more.
The prior art has the following defects: the existing food needs to be detected by a food detection instrument before being put into the market after being processed to ensure the safety of the food, the structure of the existing food detection instrument is too simple, when the food detection instrument detects the content of pesticides in the food, workers often need to manually add a reactant into a test tube one by one and shake the test tube, the detection method causes the detection efficiency of the whole instrument to be too low, and the detection accuracy and the spot check rate of the whole instrument are also reduced.
Therefore, it is necessary to provide a food detection device and a detection method for use in food processing factories.
Disclosure of Invention
Therefore, the invention provides a food detection device for a food processing factory, after food raw materials are pressed and sampled by an inner cylinder, an electromagnetic valve is closed, a screw drives a sampling device to enter the interior of a detection box, an air cylinder pushes the inner cylinder to move downwards, the inner cylinder is inserted into a stirring tank, the electromagnetic valve is opened, the food raw materials in the inner cylinder fall into the stirring tank, a turntable and a rotating shaft are matched with each other to rotate, so that an injection tube accurately drops the liquid to be detected on a pesticide residue quick detection card of a tray, and the problem of low detection efficiency and low sampling rate is solved.
In order to achieve the above purpose, the invention provides the following technical scheme: a food detection device for a food processing plant comprises a top plate, a detection box and a detection device, wherein the right side of the top plate is fixedly provided with the detection box, the top plate and the detection box are of an integral structure, the left side of the inner wall of the detection box is provided with the detection device, the inner wall of the detection box is fixedly provided with a baffle, the inner wall of the baffle is fixedly provided with a stirring tank, the bottom of the stirring tank is provided with a turntable, the top of the turntable is fixedly provided with reaction cups, the reaction cups are provided with four groups, the bottom of the turntable is fixedly provided with injection tubes, the top of each injection tube is fixedly provided with a second throttle valve, the tops of the second throttle valves are fixedly arranged at the bottom;
the top plate is provided with a top plate, the top plate is fixedly connected with the top of the top plate, the top plate is fixedly connected with the bottom of the top plate, the sampling device comprises a moving block, the inner wall of the moving block is fixedly provided with a cylinder, the bottom of the cylinder is provided with an outer cylinder, the two sides of the top of the outer cylinder are fixedly provided with supporting plates.
Preferably, a control console is fixedly mounted on the left side of the top plate, the control console and the top plate are of an integrated structure, the electromagnetic valve is mounted on the inner wall of the inner barrel, and a supporting arm is fixedly mounted at the bottom of the outer wall of the outer barrel.
Preferably, a first motor is fixedly mounted on the left side of the limiting groove, a screw rod is arranged on the inner wall of the limiting groove, an output end on the right side of the first motor is fixedly connected with the screw rod, a through hole is formed in the inner wall of the moving block, the screw rod is connected with the moving block in a threaded connection mode through the inner wall of the through hole in an inserted mode, sliding grooves are formed in two sides of the limiting groove, side plates are fixedly mounted on two sides of the moving block, and the side plates.
Preferably, sampling device uses with the agitator tank cooperation, the agitator tank inner wall is equipped with the puddler, agitator tank bottom fixed mounting has motor two, two top outputs of motor and puddler fixed connection, inlet one has been seted up on the agitator tank right side, agitator tank right side bottom fixed mounting has the transfer line, transfer line bottom fixed mounting has choke valve one, the transfer line left end uses with the reaction cup cooperation.
Preferably, the top of the reaction cup is provided with a drainage tube, the left end of the drainage tube is matched with the reaction cup, the right end of the drainage tube is fixedly provided with a pipeline, the pipelines are provided with four groups, the right ends of the pipelines are fixedly arranged on the right side of the inner wall of the detection box, the right side of the outer wall of the detection box is fixedly provided with a second liquid inlet, and the second liquid inlet is connected with the pipeline.
Preferably, carousel bottom fixed mounting has the back shaft, back shaft outer wall movable mounting has a support column two, two bottom fixed mounting of support column have motor three, three top outputs of motor and back shaft bottom fixed connection, three bottom fixed mounting of motor has support column one, support column one bottom fixed mounting is in detection case inner wall bottom.
Preferably, the detection device comprises a second support frame, a rotating shaft is movably mounted at the top of the second support frame, the rotating shaft is provided with two groups, a fourth motor is fixedly mounted at the bottom of the second support frame, an output end at the top of the fourth motor is fixedly connected with the rotating shaft, and the belt is mounted on the outer wall of the rotating shaft.
Preferably, the outer wall of the belt is provided with a limiting ring, the limiting ring is fixedly mounted at the top of the support frame, the top of the limiting ring is provided with a tray, the bottom of the tray is connected with the limiting ring in a sliding manner, one side of the tray is fixedly connected with the top of the belt, and the tray is matched with the injection tube for use.
Preferably, roof bottom both sides fixed mounting has support frame one, recess has been seted up on support frame one right side, the recess is parallel to each other with sampling device, the observation window has been seted up in detection case left side, the observation window top is equipped with the scanner, the scanner is installed in detection case inner wall left side, the scanner uses with the tray cooperation.
A food detection method for a food processing plant comprises the following operation steps:
the method comprises the following steps: placing the pesticide residue rapid detection card on a tray of the detection device, conveying the food raw materials into a stirring tank by a sampling device, conveying a small amount of purified water into the stirring tank by a liquid inlet I, starting a motor II, driving a stirring rod to rotate by the motor II, and stirring the food raw materials to be in a liquid state by the stirring rod;
step two: starting a third motor, driving a support shaft to rotate by the third motor, driving a turntable to rotate by the support shaft, moving the reaction cups at the top of the turntable to the bottom of the liquid conveying pipe, opening a first throttle valve to enable the liquid food raw materials in the stirring tank to flow into the reaction cups through the liquid conveying pipe, and driving the turntable to rotate by the third motor to enable the four groups of reaction cups to sequentially move to the bottom of the liquid conveying pipe to receive the liquid food raw materials;
step three: the turntable continues to rotate, so that the reaction cups sequentially move to the bottom of the drainage tube, the buffer solution is conveyed to the drainage tube through the liquid inlet II and the pipeline, the buffer solution flows into the reaction cups to be fused with the liquid food raw material through the drainage tube, and then the turntable rotates at a constant speed and oscillates for 2 minutes to obtain the liquid to be tested;
step four: the turntable continuously rotates to enable the reaction cups to sequentially move to the bottom of the drainage tube, the enzyme is conveyed in the liquid inlet II and is conveyed to the drainage tube through a pipeline, the enzyme flows into the reaction cups through the drainage tube, the turntable continuously rotates after the reaction cups are finished to enable the enzyme to be uniformly mixed with the liquid to be tested, and the turntable stops rotating and stands for inhibiting for 10 minutes;
step five: the color developing agent and the substrate are conveyed into the liquid inlet II, the color developing agent and the substrate are conveyed to the drainage tube through pipelines, the drainage tube enables the color developing agent and the substrate to flow into the reaction cup, and after the reaction is finished, the turntable continues to rotate to enable the color developing agent and the substrate to be uniformly mixed with the liquid to be tested;
step six: the turntable rotates to drive the injection pipes to sequentially move to the detection device, and the throttle valve II is opened to inject the liquid to be tested in the reaction cup to the pesticide residue quick detection card of the tray through the injection pipes;
step seven: starting a motor IV, wherein the motor IV drives a rotating shaft to rotate, the rotating shaft drives a belt to rotate, the belt drives the trays to move, and the rotary table and the rotating shaft are matched with each other to rotate, so that multiple groups of injection tubes accurately drop the liquid to be tested on the pesticide residue quick test cards of the multiple groups of trays, and a comparison sample is added;
step eight: starting a scanner to record the detection color of the pesticide residue quick detection card, converting an electric signal into a digital signal through an analog converter, a digital converter and a converter, transmitting the digital signal to a console, measuring the change value of absorbance along with time by the console, calculating the inhibition rate, judging whether the sample contains organophosphorus or carbamate pesticide or not through the inhibition rate, if the inhibition rate of the sample is less than 50%, indicating that the pesticide residue in the sample is low in toxicity, the sample is qualified, if the inhibition rate of the sample is more than or equal to 50%, indicating that the pesticide residue in the sample is high in toxicity, the sample is unqualified, and if the inhibition rate of the sample is between 40% and 50%, the sample is suspected pesticide residue overproof, the sample needs to be reexamined.
The invention has the beneficial effects that:
1. after the food raw materials are pressed and sampled through the inner cylinder, the electromagnetic valve is closed, the screw drives the sampling device to enter the detection box, the air cylinder pushes the inner cylinder to move downwards, the inner cylinder is inserted into the stirring tank, the electromagnetic valve is opened, the food raw materials in the inner cylinder fall into the stirring tank, the rotary disc and the rotary shaft are matched with each other to rotate, so that the injection tube accurately drops the liquid to be detected on the pesticide residue quick detection card of the tray, and the effects of improving the detection efficiency and the sampling rate are achieved;
2. the roof passes through the support frame one with the detection case and installs in the conveyer belt both sides of mill's food processing line, places pesticide residue rapid-determination card on detection device's tray, and the two outer pipeline of connecting reaction reagent of inlet, when passing through food processing raw materials on the conveyer belt of food processing line, the control cabinet control motor drives the screw rod rotatory, and the screw rod drives sampling device's movable block and removes to food processing raw materials on, has the effect of being convenient for install and gather the sample.
Drawings
FIG. 1 is a schematic bottom view of the present invention;
FIG. 2 is a schematic view of the mounting structure of the detecting device of the present invention;
FIG. 3 is a schematic cross-sectional view of the inspection box of the present invention;
FIG. 4 is a schematic view of the mounting structure of the sampling device of the present invention;
FIG. 5 is a schematic view of a sampling device according to the present invention;
FIG. 6 is a schematic view of the inner barrel mounting structure of the present invention;
FIG. 7 is a schematic view of the construction of a stirred tank of the present invention;
FIG. 8 is a schematic structural diagram of a detecting device according to the present invention;
fig. 9 is a schematic view of the console mounting structure of the present invention.
In the figure: the device comprises a top plate 100, a limit groove 110, a sliding groove 120, a first motor 130, a screw 140, a first support frame 150, a groove 160, a sampling device 170, a moving block 171, a side plate 172, a through hole 173, a cylinder 174, an outer cylinder 175, a support plate 176, an inner cylinder 177, an electromagnetic valve 178, a support arm 179, a console 180, a detection box 200, a baffle 210, a stirring tank 220, a first liquid inlet 221, a stirring rod 222, a second motor 223, a liquid conveying pipe 224, a first throttle valve 225, a first support column 230, a third motor 231, a second support column 232, a support shaft 233, a turntable 240, a reaction cup 250, an injection pipe 251, a second throttle valve 252, a drainage pipe 260, a pipeline 261, a second liquid inlet 270, an observation window 280, a detection device 300, a scanner 310, a second support frame 320, a fourth motor 330.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Embodiment 1, referring to fig. 1 to 9, the food detection device for a food processing factory according to the present invention includes a top plate 100, a detection box 200 and a detection device 300, the detection box 200 is fixedly installed on the right side of the top plate 100, the top plate 100 and the detection box 200 are of an integrated structure, the detection device 300 is installed on the left side of the inner wall of the detection box 200, a baffle 210 is fixedly installed on the inner wall of the detection box 200, a stirring tank 220 is fixedly installed on the inner wall of the baffle 210, a turntable 240 is installed at the bottom of the stirring tank 220, a reaction cup 250 is fixedly installed at the top of the turntable 240, four groups of reaction cups 250 are provided, an injection tube 251 is fixedly installed at the bottom of the turntable 240, a second throttle valve 252 is fixedly installed at the top of the injection tube 251, the second throttle valve 252 is fixedly installed at the bottom of the turntable 240, and, the detection box 200 has a fixing effect on the detection device 300, the detection box 200 has a fixing effect on the baffle 210, the baffle 210 has a fixing and supporting effect on the stirring tank 220, the turntable 240 has a fixing effect on the reaction cup 250, the injection pipe 251 is communicated with the bottom of the reaction cup 250, the second throttling valve 252 has a flow and flow rate control effect on the injection pipe 251, and the turntable 240 has a fixing effect on the second throttling valve 252;
the bottom of the top plate 100 is provided with a limiting groove 110, the inner wall of the limiting groove 110 is provided with a sampling device 170, the sampling device 170 comprises a moving block 171, the inner wall of the moving block 171 is fixedly provided with an air cylinder 174, the bottom of the air cylinder 174 is provided with an outer cylinder 175, two sides of the top of the outer cylinder 175 are fixedly provided with supporting plates 176, the top of the supporting plates 176 is fixedly connected with the bottom of the moving block 171, the inner wall of the outer cylinder 175 is provided with an inner cylinder 177, the top of the inner cylinder 177 is fixedly connected with an output end at the bottom of the air cylinder 174, the limiting groove 110 has a limiting effect on the sampling device 170, the moving block 171 has a fixing and supporting effect on the air cylinder 174, the air cylinder 174 is a cylindrical metal part for guiding the piston to perform linear reciprocating motion in the cylinder, air is expanded in the air cylinder, the outer cylinder 175 has limiting and protecting functions on the inner cylinder 177, and the output end of the air cylinder 174 has a fixing and transmission function on the inner cylinder 177;
further, a control console 180 is fixedly installed on the left side of the top plate 100, the control console 180 and the top plate 100 are of an integrated structure, a solenoid valve 178 is installed on the inner wall of the inner cylinder 177, a support arm 179 is fixedly installed at the bottom of the outer wall of the outer cylinder 175, specifically, the control console 180 is a computer, is an electronic computing machine for high-speed computing, can perform numerical computation and logic computation, and also has a memory function, and is a modern intelligent electronic device capable of automatically and high-speed processing mass data according to program operation, the top plate 100 has a supporting and fixing function on the control console 180, the inner cylinder 177 has an installing and fixing function on the solenoid valve 178, the control console 180 has a control function on the solenoid valve 178, the solenoid valve 178 is an industrial device controlled by electromagnetism, has high control precision and flexibility, and the solenoid valve 178 has a sealing function on food raw materials when the food raw materials enter the inner cylinder 177, the food raw materials are prevented from falling off, the outer cylinder 175 has a fixing effect on the supporting arm 179, the supporting arm 179 has a function of supporting the sampling device 170, when the supporting arm 179 contacts the food raw materials, the supporting arm 179 has a certain limiting effect on the food raw materials, so that the food raw materials are prevented from moving, and the inner cylinder 177 is convenient to collect the food raw materials;
further, a first motor 130 is fixedly installed on the left side of the limiting groove 110, a screw 140 is installed on the inner wall of the limiting groove 110, the output end of the right side of the first motor 130 is fixedly connected with the screw 140, a through hole 173 is formed on the inner wall of the moving block 171, the screw 140 is inserted into the inner wall of the through hole 173 and is in threaded connection with the moving block 171, sliding grooves 120 are formed on two sides of the limiting groove 110, side plates 172 are fixedly installed on two sides of the moving block 171, the side plates 172 are in sliding connection with the sliding grooves 120, specifically, the limiting groove 110 has fixing and installing effects on the first motor 130, the second motor 223, the third motor 231 and the fourth motor 330 are set as servo motors, the limiting groove 110 has installing effects on the first motor 130, the first motor 130 has a transmission effect on the screw 140, the screw 140 has a supporting and transmission effect on the sampling device 170, the moving, the moving block 171 has a fixing effect on the side plate 172, the sliding groove 120 has a limiting effect on the side plate 172, and the side plate 172 can move in the sliding groove 120, so that the stability of the sampling device 170 during movement is improved;
further, sampling device 170 uses with agitator tank 220 cooperation, agitator tank 220 inner wall is equipped with puddler 222, agitator tank 220 bottom fixed mounting has motor two 223, motor two 223 top output and puddler 222 fixed connection, agitator tank 220 has seted up inlet 221 in the right side, agitator tank 220 right side bottom fixed mounting has transfer line 224, transfer line 224 bottom fixed mounting has choke valve one 225, transfer line 224 left end uses with reaction cup 250 cooperation, specifically, sampling device 170 moves to agitator tank 220 top in spacing groove 110 through screw 140, sampling device 170 has the effect of carrying food raw materials to agitator tank 220, agitator tank 220 has the installation effect to puddler 222, agitator tank 220 has the fixed action to motor two 223, motor two 223 has the transmission effect to puddler 222, puddler 222 has the effect of stirring and cutting food raw materials, food raw materials are changed into a liquid form, a liquid inlet I221 of a stirring rod 222 has the function of being externally connected with a water pipe, purified water enters the stirring tank 220 through the liquid inlet I221 and has the functions of diluting the food raw materials and cleaning the stirring tank 220, the stirring tank 220 has the supporting and installing functions on a liquid conveying pipe 224, the liquid conveying pipe 224 has the function of conveying the food raw materials in the stirring tank 220, the liquid conveying pipe 224 has the installing function on a first throttle valve 225, opening and closing parts of the first throttle valve 225 and a second throttle valve 252 are mostly in a conical streamline shape, the flow and pressure are adjusted by changing the sectional area of a channel through the opening and closing parts, the throttle valve is used for reducing medium pressure under the condition of extremely large pressure drop, and the first throttle valve 225 has the functions of;
further, the top of the reaction cup 250 is provided with a drainage tube 260, the left end of the drainage tube 260 is matched with the reaction cup 250 for use, the right end of the drainage tube 260 is fixedly provided with a pipeline 261, the right ends of the pipelines 261 are fixedly arranged on the right side of the inner wall of the detection box 200, the right side of the outer wall of the detection box 200 is fixedly provided with a second liquid inlet 270, the second liquid inlet 270 is connected with the pipeline 261, specifically, the drainage tube 260 has the function of conveying a reactant to the reaction cup 250, the pipeline 261 has the function of conveying enzyme, buffer solution, color developing agent and substrate, so that food raw materials in the reaction cup 250 are converted into detection sample liquid, the enzyme is an extremely important biocatalyst, chemical reaction in organisms can be efficiently and specifically carried out under extremely mild conditions due to the function of the enzyme, the buffer solution is prepared by adding a certain amount of acid and alkali into certain solutions, or when a small amount of water is added for dilution, the solution has the effect of hindering the pH change of the solution, which is called a buffering effect, the color developing agent is a reagent for developing a compound generated after biochemical reaction so as to achieve the purpose of an experiment, a substrate is a substance participating in the biochemical reaction and can be a chemical element, a molecule or a compound, a product can be formed by the effect, the substrate of one biochemical reaction is often a product of the other chemical reaction at the same time, the drainage tube 260 and the pipeline 261 are of an integrated structure, the detection box 200 has the fixing and installing effect on the pipeline 261, the detection box 200 has the fixing and installing effect on the second liquid inlet 270, and the second liquid inlet 270 has the effect of externally connecting a water pipe;
further, a support shaft 233 is fixedly mounted at the bottom of the turntable 240, a support column two 232 is movably mounted on the outer wall of the support shaft 233, a motor three 231 is fixedly mounted at the bottom of the support column two 232, the top output end of the motor three 231 is fixedly connected with the bottom of the support shaft 233, a support column one 230 is fixedly mounted at the bottom of the motor three 231, the bottom of the support column one 230 is fixedly mounted at the bottom of the inner wall of the detection box 200, specifically, the support shaft 233 has a fixing effect on the turntable 240, the support column two 232 has a limiting effect on the support shaft 233, the support shaft 233 can rotate in the support column two 232, the support column two 232 has a fixing effect on the motor three 231, the motor three 231 has a transmission effect on the support shaft 233, the detection box 200 has a supporting and fixing effect on the support column;
further, the detection device 300 comprises a second support frame 320, the tops of the second support frame 320 are movably provided with two sets of rotating shafts 340, the rotating shafts 340 are provided with two sets, the bottom of the second support frame 320 is fixedly provided with a fourth motor 330, the top output end of the fourth motor 330 is fixedly connected with the rotating shafts 340, the outer walls of the two sets of rotating shafts 340 are provided with belts 350, specifically, the second support frame 320 has supporting and mounting effects on the rotating shafts 340, the rotating shafts 340 can rotate at the tops of the second support frame 320, the second support frame 320 has fixing and supporting effects on the fourth motor 330, the fourth motor 330 has a transmission effect on one set of rotating shafts 340, and the rotating shafts 340 have mounting and transmission effects on the;
further, the outer wall of the belt 350 is provided with a limiting ring 360, the limiting ring 360 is fixedly installed at the top of a second support frame 320, the top of the limiting ring 360 is provided with a tray 370, the bottom of the tray 370 is slidably connected with the limiting ring 360, one side of the tray 370 is fixedly connected with the top of the belt 350, the tray 370 is used in cooperation with the injection tube 251, specifically, the second support frame 320 has a fixing effect on the limiting ring 360, the limiting ring 360 forms an annular slide rail to support and limit the tray 370, so that the stability of the tray 370 during movement is improved, the belt 350 has a transmission and fixing effect on the tray 370, the tray 370 has an effect of placing a pesticide residue quick test card, the injection tube 251 has an effect of transmitting the detection sample liquid in the reaction cup 250 to the pesticide residue quick test card at the top of the tray 370, the pesticide residue quick test card is a test paper made of cholinesterase and a color developing agent highly sensitive to organic phosphorus and carbamate, the cholinesterase can catalyze indophenol acetate (red) to be hydrolyzed into acetic acid and indophenol (blue), and organophosphorus or carbamate pesticides have an inhibiting effect on the cholinesterase, so that the processes of catalysis, hydrolysis and color change are changed, and whether high-dose organophosphorus or carbamate pesticides exist in a sample or not can be judged;
further, a first support frame 150 is fixedly installed on two sides of the bottom of the top plate 100, a groove 160 is formed in the right side of the first support frame 150, the groove 160 and the sampling device 170 are parallel to each other, an observation window 280 is formed in the left side of the detection box 200, a scanner 310 is arranged at the top of the observation window 280, the scanner 310 is installed on the left side of the inner wall of the detection box 200, and the scanner 310 and the tray 370 are used in a matched manner, specifically, the top plate 100 has a fixing effect on the first support frame 150, the first support frame 150 has a supporting effect on the top plate 100, the groove 160 has a limiting effect on the sampling device 170, so that the sampling device 170 can move to the detection box 200 through the groove 160, the detection box 200 has an installation effect on the observation window 280, the observation window 280 can be opened, a worker can replace a pesticide residue rapid detection card conveniently, the detection box 200 has a fixing and installation effect on the, as an optical, mechanical and electrical integration computer peripheral product, an image can be converted into a digital format which can be displayed, edited, stored and output by the console 180, an optical sensor inside the scanner 310 is utilized to convert an optical signal detected by a pesticide residue rapid detection card into an electric signal, the electric signal is converted into a digital signal through an analog converter, a digital converter and a converter and is transmitted to the console 180, the scanner 310 has functions of setting and reference setting, is not influenced by the external environment, and the scanner 310 has the effect of high color discrimination.
The using process of the invention is as follows: when the invention is used, workers in the field need to install the top plate 100 and the detection box 200 on two sides of a conveyor belt of a factory food processing line through the first support frame 150, open the observation window 280, place a pesticide residue rapid detection card on the tray 370 of the detection device 300, externally connect a reaction reagent pipeline with the second liquid inlet 270, externally connect a purified water pipeline with the first liquid inlet 221, when food processing raw materials pass through the conveyor belt of the food processing line, the console 180 controls the first motor 130 to drive the screw 140 to rotate, the screw 140 drives the movable block 171 of the sampling device 170 to move to the food processing raw materials, after the food raw materials are blocked by the support arms 179 of the sampling device 170, the console 180 controls the cylinder 174 to push the inner cylinder 177 to move downwards, the electromagnetic valve 178 is closed after the inner cylinder 177 performs pressing sampling on the food raw materials, the screw 140 drives the movable block 171 of the sampling device 170 to enter, the cylinder 174 pushes the inner cylinder 177 to move downward, so that the inner cylinder 177 is inserted into the stirring tank 220, and the electromagnetic valve 178 is opened, so that the food raw materials in the inner cylinder 177 fall into the stirring tank 220.
Example 2:
a food detection method for a food processing plant comprises the following operation steps:
the method comprises the following steps: placing the pesticide residue rapid detection card on a tray 370 of the detection device 300, conveying the food raw materials into the stirring tank 220 by the sampling device 170, conveying a small amount of purified water into the stirring tank 220 by the first liquid inlet 221, starting the second motor 223, driving the stirring rod 222 to rotate by the second motor 223, and stirring the food raw materials into a liquid state by the stirring rod 222;
step two: starting a third motor 231, driving the support shaft 233 to rotate by the third motor 231, driving the turntable 240 to rotate by the support shaft 233, moving the reaction cups 250 at the top of the turntable 240 to the bottom of the liquid conveying pipe 224, opening the first throttle valve 225, allowing the liquid food raw materials in the stirring tank 220 to flow into the reaction cups 250 through the liquid conveying pipe 224, driving the turntable 240 to rotate by the third motor 231, and sequentially moving the four groups of reaction cups 250 to the bottom of the liquid conveying pipe 224 to receive the liquid food raw materials;
step three: the turntable 240 continues to rotate, so that the reaction cups 250 sequentially move to the bottoms of the drainage tubes 260, the buffer solution is conveyed to the drainage tubes 260 through the liquid inlet II 270 and the pipelines 261, the buffer solution flows into the reaction cups 250 through the drainage tubes 260 to be fused with the liquid food raw materials, and then the turntable 240 rotates at a constant speed and oscillates for 2 minutes to obtain the liquid to be tested;
step four: the turntable 240 continuously rotates to enable the reaction cups 250 to sequentially move to the bottoms of the drainage tubes 260, the enzyme is conveyed in the liquid inlet II 270 and is conveyed to the drainage tubes 260 through the pipeline 261, the enzyme flows into the reaction cups 250 through the drainage tubes 260, after the reaction cups are completely finished, the turntable 240 continuously rotates to enable the enzyme to be uniformly mixed with the liquid to be tested, and then the turntable 240 stops rotating and stands for inhibition for 10 minutes;
step five: the color developing agent and the substrate are conveyed in the liquid inlet II 270, the color developing agent and the substrate are conveyed to the drainage tube 260 through the pipeline 261, the drainage tube 260 enables the color developing agent and the substrate to flow into the reaction cup 250, and after the reaction is finished, the rotating disc 240 continues to rotate to enable the color developing agent, the substrate and the liquid to be tested to be uniformly mixed;
step six: the turntable 240 rotates to drive the injection pipes 251 to sequentially move to the detection device 300, and the second throttle valve 252 is opened to inject the liquid to be tested in the reaction cup 250 to the pesticide residue rapid test card of the tray 370 through the injection pipes 251;
step seven: starting a fourth motor 330, wherein the fourth motor 330 drives a rotating shaft 340 to rotate, the rotating shaft 340 drives a belt 350 to rotate, the belt 350 drives the tray 370 to move, and the turntable 240 and the rotating shaft 340 rotate in a matched manner, so that the multiple groups of injection tubes 251 accurately drop the liquid to be tested on the pesticide residue rapid test cards of the multiple groups of trays 370, and a comparison sample is added;
step eight: starting a scanner 310 to record the detection color of the pesticide residue rapid detection card, converting an electric signal into a digital signal through an analog, digital and converter, transmitting the digital signal to a console 180, measuring the change value of absorbance along with time by the console 180, calculating the inhibition rate, judging whether the sample contains organic phosphorus or carbamate pesticide or not through the inhibition rate, if the inhibition rate of the sample is less than 50%, indicating that the pesticide residue in the sample is low in toxicity, the sample is qualified, if the inhibition rate of the sample is more than or equal to 50%, indicating that the pesticide residue in the sample is high in toxicity, the sample is unqualified, and if the inhibition rate of the sample is between 40% and 50%, the sample is suspected pesticide residue exceeding the standard, the sample needs to be rechecked.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. A food detection device for a food processing factory, comprising a top plate (100), a detection box (200) and a detection device (300), characterized in that: the detection device is characterized in that a detection box (200) is fixedly mounted on the right side of the top plate (100), the top plate (100) and the detection box (200) are of an integrated structure, a detection device (300) is arranged on the left side of the inner wall of the detection box (200), baffles (210) are fixedly mounted on the inner wall of the detection box (200), a stirring tank (220) is fixedly mounted on the inner wall of each baffle (210), a turntable (240) is arranged at the bottom of each stirring tank (220), reaction cups (250) are fixedly mounted at the top of each turntable (240), four groups of reaction cups (250) are arranged at the bottom of each turntable (240), an injection pipe (251) is fixedly mounted at the bottom of each turntable (240), a second throttle valve (252) is fixedly mounted at the top of each injection pipe (251), the top of each throttle valve (252) is fixedly mounted at;
the sampling device comprises a top plate (100), a limiting groove (110) is formed in the bottom of the top plate (100), a sampling device (170) is arranged on the inner wall of the limiting groove (110), the sampling device (170) comprises a moving block (171), an air cylinder (174) is fixedly arranged on the inner wall of the moving block (171), an outer cylinder (175) is arranged at the bottom of the air cylinder (174), supporting plates (176) are fixedly arranged on two sides of the top of the outer cylinder (175), the top of each supporting plate (176) is fixedly connected with the bottom of the moving block (171), an inner cylinder (177) is arranged on the inner wall of the outer cylinder (175), and the top of each.
2. The food detection device of claim 1, wherein: top board (100) left side fixed mounting has control cabinet (180), control cabinet (180) and top board (100) formula structure as an organic whole, solenoid valve (178) are installed to inner tube (177) inner wall, urceolus (175) outer wall bottom fixed mounting has support arm (179).
3. The food detection device of claim 1, wherein: the motor I (130) is fixedly mounted on the left side of the limiting groove (110), a screw rod (140) is arranged on the inner wall of the limiting groove (110), the output end of the right side of the motor I (130) is fixedly connected with the screw rod (140), a through hole (173) is formed in the inner wall of the moving block (171), the screw rod (140) is connected with the inner wall of the through hole (173) in a plugging mode and is in threaded connection with the moving block (171), sliding grooves (120) are formed in the two sides of the limiting groove (110), side plates (172) are fixedly mounted on the two sides of the moving block (171), and the side plates (172) are connected.
4. The food detection device of claim 1, wherein: sampling device (170) uses with agitator tank (220) cooperation, agitator tank (220) inner wall is equipped with puddler (222), agitator tank (220) bottom fixed mounting has motor two (223), motor two (223) top output and puddler (222) fixed connection, inlet (221) have been seted up on agitator tank (220) right side, agitator tank (220) right side bottom fixed mounting has transfer line (224), transfer line (224) bottom fixed mounting has choke valve (225), transfer line (224) left end uses with reaction cup (250) cooperation.
5. The food detection device of claim 1, wherein: reaction cup (250) top is equipped with drainage tube (260), drainage tube (260) left end and reaction cup (250) cooperation are used, drainage tube (260) right-hand member fixed mounting has pipeline (261), pipeline (261) are equipped with four groups, pipeline (261) right-hand member fixed mounting is on detection case (200) inner wall right side, detection case (200) outer wall right side fixed mounting has inlet two (270), inlet two (270) are connected with pipeline (261).
6. The food detection device of claim 1, wherein: carousel (240) bottom fixed mounting has back shaft (233), back shaft (233) outer wall movable mounting has support column two (232), support column two (232) bottom fixed mounting has motor three (231), motor three (231) top output and back shaft (233) bottom fixed connection, motor three (231) bottom fixed mounting has support column one (230), support column one (230) bottom fixed mounting is in detection case (200) inner wall bottom.
7. The food detection device of claim 1, wherein: detection device (300) includes support frame two (320), support frame two (320) top movable mounting has pivot (340), pivot (340) are equipped with two sets ofly, support frame two (320) bottom fixed mounting has motor four (330), motor four (330) top output and pivot (340) fixed connection, and are two sets of belt (350) are installed to pivot (340) outer wall.
8. The food detection device of claim 7, wherein: the utility model discloses a syringe, including belt (350), spacing ring (360) fixed mounting is at two (320) tops of support frame, spacing ring (360) top is equipped with tray (370), tray (370) bottom and spacing ring (360) sliding connection, tray (370) one side and belt (350) top fixed connection, tray (370) and injection syringe (251) cooperation are used.
9. The food detection device of claim 1, wherein: roof (100) bottom both sides fixed mounting has support frame (150), recess (160) are seted up on support frame (150) right side, recess (160) are parallel to each other with sampling device (170), observation window (280) have been seted up on detection case (200) left side, observation window (280) top is equipped with scanner (310), install on detection case (200) inner wall left side scanner (310), scanner (310) and tray (370) cooperation are used.
10. A food detection method for a food processing plant is characterized in that: the operation steps are as follows;
the method comprises the following steps: the pesticide residue rapid detection card is placed on a tray (370) of a detection device (300), food raw materials are conveyed into a stirring tank (220) by a sampling device (170), a small amount of purified water is conveyed into the stirring tank (220) by a liquid inlet I (221), a motor II (223) is started, the motor II (223) drives a stirring rod (222) to rotate, and the food raw materials are stirred to be in a liquid state by the stirring rod (222);
step two: starting a motor III (231), driving a supporting shaft (233) to rotate by the motor III (231), driving a turntable (240) to rotate by the supporting shaft (233), moving a reaction cup (250) at the top of the turntable (240) to the bottom of a liquid conveying pipe (224), starting a throttle valve I (225), enabling liquid food raw materials in the stirring tank (220) to flow into the reaction cup (250) through the liquid conveying pipe (224), driving the turntable (240) to rotate by the motor III (231), and sequentially moving the four groups of reaction cups (250) to the bottom of the liquid conveying pipe (224) to receive the liquid food raw materials;
step three: the turntable (240) continues to rotate, so that the reaction cups (250) sequentially move to the bottom of the drainage tube (260), the buffer solution is conveyed to the drainage tube (260) through the liquid inlet II (270) and the pipeline (261), the buffer solution flows into the reaction cups (250) through the drainage tube (260) to be fused with the liquid food raw material, and then the turntable (240) rotates at a constant speed and oscillates for 2 minutes to obtain the liquid to be tested;
step four: the turntable (240) continues to rotate, so that the reaction cups (250) sequentially move to the bottom of the drainage tube (260), the enzyme is conveyed in the liquid inlet II (270), the enzyme is conveyed to the drainage tube (260) through the pipeline (261), the enzyme flows into the reaction cups (250) through the drainage tube (260), after the completion, the turntable (240) continues to rotate, so that the enzyme and the liquid to be tested are uniformly mixed, and then the turntable (240) stops rotating, stands and inhibits for 10 minutes;
step five: the color developing agent and the substrate are conveyed in the liquid inlet II (270), the color developing agent and the substrate are conveyed to the drainage tube (260) through the pipeline (261), the drainage tube (260) enables the color developing agent and the substrate to flow into the reaction cup (250), and after the color developing agent and the substrate are completely mixed with the liquid to be tested through continuous rotation of the rotating disc (240);
step six: the turntable (240) rotates to drive the injection pipes (251) to sequentially move to the detection device (300), and the throttle valve II (252) is opened to inject the liquid to be tested in the reaction cup (250) to the pesticide residue rapid test card of the tray (370) through the injection pipes (251);
step seven: starting a fourth motor (330), wherein the fourth motor (330) drives a rotating shaft (340) to rotate, the rotating shaft (340) drives a belt (350) to rotate, the belt (350) drives a tray (370) to move, and a turntable (240) and the rotating shaft (340) rotate in a matched manner, so that a plurality of groups of injection pipes (251) accurately drop the liquid to be tested on the pesticide residue quick test cards of a plurality of groups of trays (370), and a contrast sample is added;
step eight: starting a scanner (310) to record the detection color of the pesticide residue quick detection card, converting an electric signal into a digital signal through an analog, digital and converter, transmitting the digital signal to a console (180), measuring the change value of absorbance along with time by the console (180), calculating the inhibition rate, judging whether the sample contains organophosphorus or carbamate pesticide through the inhibition rate, if the inhibition rate of the sample is less than 50%, indicating that the pesticide residue in the sample is low in toxicity, the sample is qualified, if the inhibition rate of the sample is more than or equal to 50%, indicating that the pesticide residue in the sample is high in toxicity, the sample is unqualified, and if the inhibition rate of the sample is between 40% and 50%, the sample is suspected pesticide residue exceeding the standard, the sample needs to be rechecked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110227170.3A CN113030074A (en) | 2021-03-01 | 2021-03-01 | Food detection device and detection method for food processing factory |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110227170.3A CN113030074A (en) | 2021-03-01 | 2021-03-01 | Food detection device and detection method for food processing factory |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624577A (en) * | 2021-08-12 | 2021-11-09 | 于都于润贸易有限公司 | Automatic detection device and detection method for edible materials |
| CN117187049A (en) * | 2023-11-07 | 2023-12-08 | 山东省食品药品检验研究院 | Food microorganism detection device |
-
2021
- 2021-03-01 CN CN202110227170.3A patent/CN113030074A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624577A (en) * | 2021-08-12 | 2021-11-09 | 于都于润贸易有限公司 | Automatic detection device and detection method for edible materials |
| CN117187049A (en) * | 2023-11-07 | 2023-12-08 | 山东省食品药品检验研究院 | Food microorganism detection device |
| CN117187049B (en) * | 2023-11-07 | 2024-02-02 | 山东省食品药品检验研究院 | Food microorganism detection device |
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Application publication date: 20210625 |