CN113588381A - Sample preprocessor for food safety detection and use method thereof - Google Patents
Sample preprocessor for food safety detection and use method thereof Download PDFInfo
- Publication number
- CN113588381A CN113588381A CN202111043110.2A CN202111043110A CN113588381A CN 113588381 A CN113588381 A CN 113588381A CN 202111043110 A CN202111043110 A CN 202111043110A CN 113588381 A CN113588381 A CN 113588381A
- Authority
- CN
- China
- Prior art keywords
- rod
- fixedly connected
- pressing
- block
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
-
- 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
-
- 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
- G01N1/34—Purifying; Cleaning
-
- 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
- G01N1/38—Diluting, dispersing or mixing samples
-
- 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
- G01N2001/2873—Cutting or cleaving
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of sample processing, in particular to a sample preprocessor for food safety detection and a using method thereof. According to the invention, the spiral rail is in sliding connection with the round block, the connecting rod and the pressure rod can be pressed downwards, when the connecting rod moves downwards, the round block can move downwards along the spiral rail, so that the connecting rod rotates while moving downwards, the connecting rod can drive the pressure rod to rotate through the sliding block, and thus the pressure block can rotatably extrude a sample, the extrusion effect can be improved, the speed of extruding juice from the sample is increased, and the food detection can be facilitated.
Description
Technical Field
The invention relates to the technical field of sample processing, in particular to a sample preprocessor for food safety detection and a using method thereof.
Background
In order to guarantee food safety, often need to carry out the sampling inspection to food, carry out food safety's detection, and before food detects, generally need carry out the preliminary treatment to food, mix the back with solution such as food after handling and water, carry out the detection of food again, sample preliminary treatment is when handling food such as melon and fruit, most directly extrude food such as melon and fruit, extrude the juice of sample, then detect the juice, but the effect of direct extrusion melon and fruit is relatively poor, the juice is extruded comparatively difficult, be unfavorable for going on that food detected.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a sample preprocessor for food safety detection and a using method thereof.
The purpose of the invention can be realized by the following technical scheme:
a sample preprocessor for food safety detection comprises a processing module, wherein the processing module is matched with a sampling module, the processing module comprises a fixed cylinder, a placing cylinder is arranged in the fixed cylinder, the bottom of the outer side wall of the placing cylinder is fixedly connected with a fixed ring fixedly connected with the bottom of the inner side surface of the fixed cylinder, the fixed ring can fix the position of the placing cylinder, the outer side wall of the placing cylinder is fixedly connected with a spiral rail, the inner side surface of the placing cylinder is provided with a filter tube, a sample can be placed in the filter tube, the inner side surface of the filter tube is slidably connected with a pressing block, the top surface of the pressing block is movably clamped with a pressing rod, the side wall of the pressing rod is provided with two sliding grooves, the top of the side wall of the pressing rod is slidably connected with a connecting rod, the inner side surface of the connecting rod is fixedly connected with two sliding blocks slidably connected with adjacent sliding grooves, and can slide in the sliding grooves, meanwhile, the connecting rod can drive the pressing rod to rotate through the sliding block, both sides of the bottom surface of the connecting rod are fixedly connected with the rotating rods which are in sliding connection with the side surfaces of the spiral rails, the inner side surfaces of the fixed cylinder are in sliding connection with the side surfaces of the rotating rods, the bottoms of the opposite surfaces of the two rotating rods are fixedly connected with the round blocks which are in sliding connection with the spiral rails, the connecting rod and the pressing rod can be pressed downwards, when the connecting rod moves downwards, the rotating rods can move downwards, so that the round blocks move downwards along the spiral rails, at the same time, the rotating rods can rotate under the action of the spiral rails, so that the connecting rod can drive the pressing rod to rotate through the sliding blocks, so that the pressing block can move downwards and rotate, the pressing block can rotatably extrude a sample, the extrusion effect can be improved, the speed of extruding the sample to obtain juice can be accelerated, and the food detection can be facilitated, and the volume of the preprocessor is small, thereby being convenient for carrying.
Further, the method comprises the following steps: the supporting seat that is connected with and the contact of filter tube bottom is closed soon to solid fixed cylinder medial surface bottom, and supporting seat top surface and solid fixed ring bottom surface contact, and the supporting seat can support the filter tube, and with the supporting seat back of unscrewing from solid fixed cylinder, can take out the filter tube from placing the bobbin base as required.
Further, the method comprises the following steps: the utility model discloses a connecting rod, including depression bar side top sliding connection, depression bar side top sliding connection have with the connecting rod top surface contact press the cover, press the cover side and seted up the spread groove, the equal fixedly connected with in connecting rod top surface both sides rotates the connecting block of being connected with the spread groove, and the connecting block can be at the spread groove internal rotation, presses the cover like this and can drive the connecting rod through the connecting block and remove, and the connecting rod can not drive simultaneously and press the cover rotation.
Further, the method comprises the following steps: fixing cylinder top surface fixedly connected with and the dwang side contact's mount, and the connecting rod both ends all with the mount medial surface contact, the depression bar top is rotated and is connected with the stopper, and the depression bar can not drive the stopper and rotate, the stopper top surface is rotated and is connected with the screens piece, press cover top surface fixedly connected with connecting seat, can the downwardly movement depression bar, make the screens piece correspond the connecting seat, can block the screens piece on the connecting seat, press the cover at this moment and can drive the spacing piece through screens piece and connecting seat and remove to drive the depression bar and remove, facilitate the use, can break away from screens piece and connecting seat, then remove the mount top with the screens piece, rotate the screens piece, support the screens piece on the mount top surface, at this moment press the cover will not drive the depression bar and remove, when the connecting rod removed downwards, will only drive the depression bar and rotate.
Further, the method comprises the following steps: the top surface of the pressing block is fixedly connected with a first insertion rod movably inserted into the bottom end of the pressing rod, the bottom end of the pressing rod is connected with a screw in a screwing mode, the first insertion rod can be taken down after the screw is screwed out, and therefore the pressing block can be taken down and is convenient to clean.
Further, the method comprises the following steps: the sampling module comprises two connecting plates, cutting blades are arranged on the bottom surfaces of the connecting plates, a connecting sleeve is fixedly connected to the top end of one connecting plate, rotating blocks are fixedly connected to two sides of the top end of the other connecting plate, two opposite surfaces of each rotating block are rotatably connected with the side surfaces of the connecting sleeve, two opposite surfaces of each rotating block are fixedly connected with a torsion block in the connecting sleeve, a torsion spring is arranged between the side surface of each torsion block and the inner side surface of the connecting sleeve, the two connecting plates can be pinched, samples are clamped by the cutting blades, after the connecting plates are loosened, the two connecting plates can be rotated to the original positions under the action of the torsion spring, so that the two connecting plates keep an angle inconvenient, the samples can be cut by the cutting blades, an inserting rod II is fixedly connected to the top of the side surface of the connecting sleeve, thread grooves are formed in two side walls of the inserting rod II can be inserted into the bottom end of the pressing rod, then will be through the screw in revolving the thread groove, the position of fixed inserted bar two can be when the position through the stopper restriction depression bar like this, can push down the connecting rod, make the depression bar drive sampling module and rotate to stir the detection liquid through the cutting piece, be favorable to accelerating the speed of handling the sample.
Further, the method comprises the following steps: cutting piece top surface fixedly connected with rotates the gag lever post of being connected with adjacent connecting plate bottom surface, and the cutting piece can use the gag lever post to rotate as the center, two equal fixedly connected with fixed block in connecting plate back bottom, fixed block medial surface sliding connection has the clamp splice with connecting plate sliding connection, and clamp splice side and cutting piece side contact, clamp splice top surface fixedly connected with and two reset spring of fixed block medial surface fixed connection, the clamp splice can restrict the position of cutting piece, can break away from clamp splice rebound and cutting piece, then rotate the cutting piece, make the cutting piece perpendicular with the connecting plate, at this moment under reset spring's effect, can make the clamp splice medial surface carry the cutting piece, be favorable to improving the effect that the cutting piece stirred like this.
Further, the method comprises the following steps: the utility model discloses a test tube, including a solid fixed cylinder, a support frame, a test tube rack, a test tube, a bottom plate top surface fixedly connected with and a solid fixed cylinder activity joint, the support frame can support the solid fixed cylinder, can set up the test-tube rack on the bottom plate, and the test tube of being convenient for connects the juice of getting the sample extrusion.
A use method of a sample preprocessor for food safety detection comprises the following specific use operation steps:
the method comprises the following steps: removing the pressing block from the filter tube, pinching the two connecting plates, clamping a sample through the cutting piece, placing the sample clamp in the filter tube, and placing the test tube for collection at the bottom of the filter tube;
step two: the pressing block is moved into the filter tube again, the clamping block is rotationally clamped in the connecting seat, then the pressing sleeve is moved downwards, the pressing block can rotatably extrude the sample, the filter tube can filter juice of the sample, and the juice is collected through the test tube;
step three: after the filtered juice is collected, the pressing sleeve is moved upwards, the pressing sleeve drives the pressing block and the connecting rod to move upwards, then the filter tube can be taken out of the placing cylinder, and the test tube filled with the detection liquid of the sample juice is placed in the placing cylinder;
step four: screwing out the screw, separating the first inserted rod from the bottom end of the pressure rod, taking the pressing block down, taking the sampling module up, moving the clamping block upwards to separate the clamping block from the cutting blade, rotating the cutting blade, enabling the inner side surface of the clamping block to clamp the cutting blade under the action of the reset spring, inserting the second inserted rod into the bottom end of the pressure rod, screwing the screw into the bottom end of the pressure rod and the thread groove, and fixing the second inserted rod on the pressure rod;
step five: move the depression bar downwards, make in sampling module removes the test tube, with screens piece joint on the mount top surface, move down and press the cover, under the effect of helical track, can make the connecting rod rotate to make sampling module rotate and stir the solution in the test tube, after the stirring is accomplished, take out test tube and sampling module, clear up sampling module, and carry out food detection on next step.
The invention has the beneficial effects that:
1. the spiral rail is in sliding connection with the round block, after a sample is placed in the filter pipe, the connecting rod and the pressure rod can be pressed downwards, when the connecting rod moves downwards, the round block can move downwards along the spiral rail, so that the connecting rod can rotate while moving downwards, the connecting rod can drive the pressure rod to rotate through the sliding block, and the pressure block can move downwards and rotate, so that the pressure block can rotatably extrude the sample, the extrusion effect can be improved, the speed of extruding juice from the sample is increased, and the food detection can be facilitated;
2. the cutting blade is arranged on the bottom surface of the connecting plate, the two connecting plates can be held between hands, a sample can be clamped through the cutting blade, meanwhile, the sample can be cut through the cutting blade, the use is convenient, the side surface of the clamping block is in contact with the side surface of the cutting blade, the cutting blade can be rotated, the position of the cutting blade is clamped through the clamping block, the pressing block can be taken down from the pressing rod at the moment, then the inserting rod II is inserted into the pressing rod, the cutting blade can be used as a stirring blade to stir detection liquid, the mixing speed of juice such as melons and fruits and the like and solution such as water is accelerated, and the use is convenient;
3. rotate through the stopper top surface and be connected with the screens piece, behind sampling module joint on the depression bar, can rotate the screens piece, make the screens piece support on the mount, can avoid the depression bar downstream like this, can push down at this moment and move the connecting rod, the connecting rod will only drive the pressure lever and rotate to make sampling module rotate and stir solution, be favorable to accelerating the speed of handling, and preprocessor volume is less, conveniently carries.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the overall structure of the preprocessor of the present invention;
FIG. 2 is a schematic diagram of a processing module according to the present invention;
FIG. 3 is an inside elevational view of the stationary barrel of the present invention;
FIG. 4 is a schematic view of the interior of the filter tube of the present invention;
FIG. 5 is a bottom cross-sectional elevation view of the compression link of the present invention;
FIG. 6 is a cross-sectional elevation view of a connecting rod in the present invention;
FIG. 7 is a schematic view of the connecting rod and the pressing sleeve of the present invention;
FIG. 8 is a front view of the interior of the compression sleeve in the present invention;
FIG. 9 is a schematic diagram of the sampling module structure in the present invention;
fig. 10 is a schematic view of the internal structure of the connecting sleeve in the invention;
fig. 11 is a schematic view of the internal structure of the fixing block in the present invention.
In the figure: 100. a processing module; 110. a fixed cylinder; 111. a supporting seat; 120. placing the cylinder; 121. a filter tube; 122. a fixing ring; 130. a pressure lever; 131. a sliding groove; 140. a connecting rod; 141. rotating the rod; 142. a round block; 143. a slider; 144. connecting blocks; 150. pressing the sleeve; 151. a connecting seat; 152. connecting grooves; 160. a fixed mount; 170. a spiral track; 180. briquetting; 181. inserting a first rod; 190. a limiting block; 191. a bit block; 200. a sampling module; 210. a second inserted link; 220. rotating the block; 230. connecting sleeves; 240. a connecting plate; 250. a fixed block; 251. a return spring; 252. a clamping block; 260. cutting the slices; 261. a limiting rod; 270. a torsion spring; 280. twisting the block; 300. a base plate; 310. a support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-11, a sample pre-processor for food safety inspection comprises a processing module 100, the processing module 100 is provided with a sampling module 200, the processing module 100 comprises a fixed cylinder 110, a placing cylinder 120 is arranged inside the fixed cylinder 110, the bottom of the outer side wall of the placing cylinder 120 is fixedly connected with a fixed ring 122 fixedly connected with the bottom of the inner side surface of the fixed cylinder 110, the fixed ring 122 can fix the position of the placing cylinder 120, the outer side wall of the placing cylinder 120 is fixedly connected with a spiral rail 170, the inner side surface of the placing cylinder 120 is provided with a filter tube 121, a sample can be placed in the filter tube 121, the inner side surface of the filter tube 121 is slidably connected with a pressing block 180, the top surface of the pressing block 180 is movably clamped with a pressing rod 130, the side wall of the pressing rod 130 is provided with two sliding grooves 131, the top of the side wall of the pressing rod 130 is slidably connected with a connecting rod 140, the inner side surface of the connecting rod 140 is fixedly connected with two sliding blocks 143 slidably connected with adjacent sliding grooves 131, the sliding block 143 can slide in the sliding groove 131, and meanwhile, the connecting rod 140 can drive the pressing rod 130 to rotate through the sliding block 143, two sides of the bottom surface of the connecting rod 140 are fixedly connected with the rotating rod 141 slidably connected with the side surface of the spiral rail 170, and the inner side surface of the fixed cylinder 110 is slidably connected with the side surface of the rotating rod 141, the bottoms of the opposite surfaces of the two rotating rods 141 are fixedly connected with the round blocks 142 slidably connected with the spiral rail 170, and can press the connecting rod 140 and the pressing rod 130 downwards, when the connecting rod 140 moves downwards, the rotating rod 141 can move downwards, so that the round blocks 142 move downwards along the spiral rail 170, at this time, under the action of the spiral rail 170, the rotating rod 141 can rotate, so that the connecting rod 140 rotates while moving downwards, the connecting rod 140 can drive the pressing rod 130 to rotate through the driving rod 143, so that the pressing block 180 moves downwards and rotates, so that the pressing block 180 can rotatably extrude a sample, the device is beneficial to improving the extrusion effect, accelerating the speed of extruding the juice from the sample, being beneficial to the food detection, and the volume of the preprocessor is small and convenient to carry.
The bottom of the inner side surface of the fixed cylinder 110 is screwed with the support seat 111 contacting with the bottom of the filter tube 121, the top surface of the support seat 111 contacts with the bottom surface of the fixed ring 122, the support seat 111 can support the filter tube 121, and after the support seat 111 is screwed off from the fixed cylinder 110, the filter tube 121 can be taken out from the bottom of the placing cylinder 120 as required. The top of the side surface of the pressure lever 130 is slidably connected with a pressing sleeve 150 which is in contact with the top surface of the connecting rod 140, the side surface of the pressing sleeve 150 is provided with a connecting groove 152, the two sides of the top surface of the connecting rod 140 are fixedly connected with connecting blocks 144 which are rotatably connected with the connecting groove 152, the connecting blocks 144 can rotate in the connecting groove 152, so that the pressing sleeve 150 can drive the connecting rod 140 to move through the connecting blocks 144, and meanwhile, the connecting rod 140 cannot drive the pressing sleeve 150 to rotate.
The top surface of the fixed cylinder 110 is fixedly connected with a fixed frame 160 contacted with the side surface of the rotating rod 141, the two ends of the connecting rod 140 are contacted with the inner side surface of the fixed frame 160, the top end of the pressing rod 130 is rotatably connected with a limit block 190, the pressing rod 130 can not drive the limit block 190 to rotate, the top surface of the limit block 190 is rotatably connected with a clamping block 191, the top surface of the pressing sleeve 150 is fixedly connected with the connecting seat 151, the pressing rod 130 can be moved downwards to enable the clamping block 191 to correspond to the connecting seat 151, the clamping block 191 can be clamped on the connecting seat 151, at the moment, the pressing sleeve 150 can drive the limit block 190 to move through the clamping block 191 and the connecting seat 151, so as to drive the pressing rod 130 to move, the use is convenient, the clamping block 191 can be separated from the connecting seat 151, then the clamping block 191 is moved to the top of the fixed frame 160, the clamping block 191 is rotated to abut against the top surface of the fixed frame 160, at the moment, the pressing sleeve 150 can not drive the pressing rod 130 to move, when the connecting rod 140 moves downward, it will only drive the pressing rod 130 to rotate. The top surface of the pressing block 180 is fixedly connected with an insertion rod I181 movably inserted with the bottom end of the pressing rod 130, the bottom end of the pressing rod 130 is connected with a screw connected with the insertion rod I181 in a screwing mode, the insertion rod I181 can be taken down after the screw is screwed out, and therefore the pressing block 180 can be taken down, and the pressing block 180 is convenient to clean.
The sampling module 200 comprises two connecting plates 240, cutting pieces 260 are arranged on the bottom surfaces of the connecting plates 240, a connecting sleeve 230 is fixedly connected to the top end of one connecting plate 240, rotating blocks 220 are fixedly connected to both sides of the top end of the other connecting plate 240, opposite surfaces of the two rotating blocks 220 are rotatably connected with the side surfaces of the connecting sleeve 230, a torsion block 280 is fixedly connected to the opposite surface of the two rotating blocks 220 in the connecting sleeve 230, a torsion spring 270 is arranged between the side surface of the torsion block 280 and the inner side surface of the connecting sleeve 230 and can pinch the two connecting plates 240, samples are clamped through the cutting pieces 260, after the connecting plates 240 are loosened, the two connecting plates 240 can be rotated to the original positions under the action of the torsion spring 270, so that the two connecting plates 240 keep an angle inconvenient, the samples can be cut through the cutting pieces 260, second insertion rods 210 are fixedly connected to the top portions of the side surfaces of the connecting sleeves 230, and threaded grooves are formed in the side walls of the second insertion rods 210, can insert the bottom of depression bar 130 with two inserted bars 210, then will revolve the thread groove through the screw in, the position of two fixed inserted bars 210 can be when the position of restricting depression bar 130 through screens piece 191 like this, can push down connecting rod 140, makes depression bar 130 drive sampling module 200 and rotates to stir the detection liquid through cutting piece 260, be favorable to accelerating the speed of handling the sample.
Cutting piece 260 top surface fixedly connected with and adjacent connecting plate 240 bottom surface rotation connection's gag lever post 261, cutting piece 260 can use gag lever post 261 to rotate as the center, two connecting plate 240 equal fixedly connected with fixed block 250 in back bottom mutually, fixed block 250 medial surface sliding connection has the clamp splice 252 with connecting plate 240 sliding connection, and clamp splice 252 side and cutting piece 260 side contact, clamp splice 252 top surface fixedly connected with and two reset spring 251 of fixed block 250 medial surface fixed connection, clamp splice 252 can restrict cutting piece 260's position, can break away from clamp splice 252 rebound and cutting piece 260, then rotate cutting piece 260, make cutting piece 260 and connecting plate 240 perpendicular, at this moment under reset spring 251's effect, can make clamp splice 252 medial surface carry cutting piece 260, be favorable to improving the effect of cutting piece stirring like this. The bottom of the fixed cylinder 110 is provided with a bottom plate 300, the top surface of the bottom plate 300 is fixedly connected with a support frame 310 movably clamped with the fixed cylinder 110, the support frame 310 can support the fixed cylinder 110, a test tube rack can be arranged on the bottom plate 300, and a test tube can conveniently receive and take juice squeezed out of a sample.
A use method of a sample preprocessor for food safety detection is characterized in that the specific use operation steps of the preprocessor are as follows:
the method comprises the following steps: removing the pressing block 180 from the filtering tube 121, pinching the two connecting plates 240, clamping the sample by the cutting sheet 260, placing the sample clamp in the filtering tube 121, and placing the test tube for collection at the bottom of the filtering tube 121;
step two: the pressing block 180 is moved into the filter tube 121 again, the clamping block 191 is rotationally clamped in the connecting seat 151, then the pressing sleeve 150 is moved downwards, the pressing block 180 can rotationally extrude the sample, the filter tube 121 can filter the juice of the sample, and then the juice is collected through the test tube;
step three: after the filtered juice is collected, the pressing sleeve 150 is moved upwards, the pressing sleeve 150 drives the pressing block 180 and the connecting rod 140 to move upwards, then the filtering pipe 121 can be taken out of the placing cylinder 120, and the test tube filled with the detection liquid of the sample juice is placed in the placing cylinder 120;
step four: screwing out the screw, separating the first inserted link 181 from the bottom end of the pressure lever 130, taking the pressing block 180 down, taking up the sampling module 200, moving the clamping block 252 upwards to separate from the cutting blade 260, then rotating the cutting blade 260, enabling the inner side surface of the clamping block 252 to clamp the cutting blade 260 under the action of the return spring 251, then inserting the second inserted link 210 into the bottom end of the pressure lever 130, screwing the screw into the bottom end of the pressure lever 130 and the thread groove, and fixing the second inserted link 210 on the pressure lever 130;
step five: move depression bar 130 downwards, make sampling module 200 move to the test tube in, with screens piece 191 joint on mount 160 top surface, move down and press cover 150, under the effect of helical track 170, can make connecting rod 140 rotate to make sampling module 200 rotate and stir the solution in the test tube, after the stirring is accomplished, take out test tube and sampling module 200, clear up sampling module 200, and carry out food detection on next step.
The working principle is as follows: when the device is used, the pressing rod 130 can be moved upwards to enable the pressing block 180 to move out of the filter tube 121, at this time, the two connecting plates 240 can be held, a sample is clamped by the cutting sheet 260, the sample is clamped in the filter tube 121, then the pressing rod 130 is moved downwards, the pressing block 180 is moved into the filter tube 121 again, the clamping block 191 corresponds to the connecting seat 151, the clamping block 191 is rotatably clamped in the connecting seat 151, the pressing sleeve 150 is moved downwards, the pressing sleeve 150 can drive the limiting block 190 to move downwards through the connecting seat 151 and the clamping block 191, so that the pressing rod 130 moves downwards, the pressing sleeve 150 can downwardly press the connecting rod 140, the rotating rod 141 moves downwards, the round block 142 can move downwards along the spiral track 170 when the rotating rod 141 moves downwards, the rotating rod 141 can rotate while moving downwards, so that the connecting rod 140 rotates, the connecting rod 140 can drive the pressing rod 130 to rotate through the sliding block 143, the pressing rod 130 moves downwards and rotates, so that the pressing block 180 is driven by the pressing rod 130 to move downwards to perform rotary extrusion on the sample;
the filtering tube 121 can filter juice of a sample, after the filtered juice is collected, the pressing sleeve 150 is moved upwards, the pressing sleeve 150 can drive the limiting block 190 to move upwards through the connecting seat 151 and the clamping block 191 so as to drive the pressing block 180 to move upwards, meanwhile, the pressing sleeve 150 can drive the connecting rod 140 to move upwards through the connecting block 144, then the filtering tube 121 can be taken out of the placing cylinder 120, and a test tube filled with detection liquid of the sample juice is placed in the placing cylinder 120;
the screw can be screwed out, the first inserted rod 181 is separated from the bottom end of the pressure rod 130, so that the pressing block 180 is taken down, after the pressing block 180 is taken down, the pressing block 180 can be cleaned, the sampling module 200 is taken up, the clamping block 252 is moved upwards to be separated from the cutting piece 260, then the cutting piece 260 is rotated, the cutting piece 260 corresponds to the inner side surface of the clamping block 252, at the moment, under the action of the reset spring 251, the cutting piece 260 can be clamped by the inner side surface of the clamping block 252, then the second inserted rod 210 can be inserted into the bottom end of the pressure rod 130, the screw is screwed into the bottom end of the pressure rod 130 and the thread groove, and the second inserted rod 210 is fixed on the pressure rod 130;
after the sampling module 200 is connected with the pressure rod 130, the pressure rod 130 is moved downwards, the sampling module 200 is moved into a test tube, then the clamping block 191 is rotated, the clamping block 191 is clamped on the top surface of the fixing frame 160, at this time, the fixing frame 160 can prevent the limiting block 190 from moving downwards through the clamping block 191, so that the pressure rod 130 and the sampling module 200 are prevented from moving downwards, at this time, the pressing sleeve 150 can be moved downwards, the connecting rod 140 can move downwards, at this time, the rotating rod 141 and the connecting rod 140 can be rotated under the action of the spiral rail 170, at this time, the sliding block 143 can slide downwards and rotate in the sliding groove 131, so that the pressure rod 130 and the sampling module 200 are driven to rotate, the sampling module 200 is enabled to stir the solution in the test tube, after the stirring is completed, the test tube and the sampling module 200 are taken out, the sampling module 200 is cleaned, and the food detection in the next step is carried out.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (9)
1. The sample preprocessor for food safety detection is characterized by comprising a processing module (100), wherein the processing module (100) is matched with a sampling module (200), the processing module (100) comprises a fixed cylinder (110), a placing cylinder (120) is arranged inside the fixed cylinder (110), the bottom of the outer side wall of the placing cylinder (120) is fixedly connected with a fixing ring (122) fixedly connected with the bottom of the inner side surface of the fixed cylinder (110), the outer side wall of the placing cylinder (120) is fixedly connected with a spiral rail (170), the inner side surface of the placing cylinder (120) is provided with a filter pipe (121), the inner side surface of the filter pipe (121) is slidably connected with a pressing block (180), the top surface of the pressing block (180) is movably clamped with a pressing rod (130), the side wall of the pressing rod (130) is provided with two sliding grooves (131), and the top of the side wall of the pressing rod (130) is slidably connected with a connecting rod (140), connecting rod (140) medial surface fixedly connected with and two sliding blocks (143) of adjacent sliding tray (131) sliding connection, connecting rod (140) bottom surface both sides equal fixedly connected with and spiral rail (170) side sliding connection's dwang (141), and fixed section of thick bamboo (110) medial surface and dwang (141) side sliding connection, two dwang (141) opposite face bottom equal fixedly connected with and spiral rail (170) sliding connection's circle piece (142).
2. The sample preprocessor for food safety inspection according to claim 1, wherein the bottom of the inner side of the fixed cylinder (110) is rotatably connected with a supporting seat (111) contacting with the bottom of the filtering tube (121), and the top surface of the supporting seat (111) contacts with the bottom surface of the fixed ring (122).
3. The sample preprocessor for food safety inspection according to claim 1, wherein a pressing sleeve (150) contacting with the top surface of the connecting rod (140) is slidably connected to the top of the side surface of the pressing rod (130), a connecting groove (152) is formed on the side surface of the pressing sleeve (150), and connecting blocks (144) rotatably connected with the connecting groove (152) are fixedly connected to both sides of the top surface of the connecting rod (140).
4. The sample preprocessor for food safety inspection according to claim 3, wherein the top surface of the fixed cylinder (110) is fixedly connected with a fixed frame (160) contacted with the side surface of the rotating rod (141), both ends of the connecting rod (140) are contacted with the inner side surface of the fixed frame (160), the top end of the pressing rod (130) is rotatably connected with a limited block (190), the top surface of the limited block (190) is rotatably connected with a clamping block (191), and the top surface of the pressing sleeve (150) is fixedly connected with a connecting seat (151).
5. The sample preprocessor for food safety detection according to claim 4, wherein the top surface of the pressing block (180) is fixedly connected with a first insertion rod (181) movably inserted into the bottom end of the pressing rod (130), and the bottom end of the pressing rod (130) is rotatably connected with a screw rotatably connected with the first insertion rod (181).
6. The sample preprocessor for food safety inspection according to claim 5, the sampling module (200) comprises two connecting plates (240), the bottom surfaces of the connecting plates (240) are provided with cutting sheets (260), the top end of one connecting plate (240) is fixedly connected with a connecting sleeve (230), and both sides of the top end of the other connecting plate (240) are fixedly connected with rotating blocks (220), the opposite surfaces of the two rotating blocks (220) are rotatably connected with the side surface of the connecting sleeve (230), the opposite surfaces of the two rotating blocks (220) are positioned in the connecting sleeve (230) and are fixedly connected with a twisting block (280), a torsion spring (270) is arranged between the side surface of the torsion block (280) and the inner side surface of the connecting sleeve (230), the top of the side surface of the connecting sleeve (230) is fixedly connected with a second inserting rod (210), and a thread groove is formed in the side wall of the second inserting rod (210).
7. The sample preprocessor for food safety inspection according to claim 6, wherein the top surface of the cutting blade (260) is fixedly connected with a limit rod (261) rotatably connected with the bottom surface of the adjacent connecting plate (240), the bottoms of the opposite sides of the two connecting plates (240) are fixedly connected with fixing blocks (250), the inner side surfaces of the fixing blocks (250) are slidably connected with clamping blocks (252) slidably connected with the connecting plates (240), the side surfaces of the clamping blocks (252) are in contact with the side surfaces of the cutting blade (260), and the top surfaces of the clamping blocks (252) are fixedly connected with two return springs (251) fixedly connected with the inner side surfaces of the fixing blocks (250).
8. The sample preprocessor for food safety inspection according to claim 1, wherein a bottom plate (300) is disposed at the bottom of the fixed barrel (110), and a supporting frame (310) movably clamped with the fixed barrel (110) is fixedly connected to the top surface of the bottom plate (300).
9. A use method of a sample preprocessor for food safety detection is characterized in that the specific use operation steps of the preprocessor are as follows:
the method comprises the following steps: removing the pressing block (180) from the filter tube (121), pinching the two connecting plates (240), clamping a sample through the cutting sheet (260), placing the sample clamp into the filter tube (121), and placing a test tube for collection at the bottom of the filter tube (121);
step two: the pressing block (180) is moved into the filtering pipe (121) again, the clamping block (191) is rotationally clamped in the connecting seat (151), then the pressing sleeve (150) is moved downwards, the pressing block (180) can rotationally extrude the sample, the filtering pipe (121) can filter the juice of the sample, and the juice is collected through the test tube;
step three: after the filtered juice is collected, the pressing sleeve (150) is moved upwards, the pressing sleeve (150) drives the pressing block (180) and the connecting rod (140) to move upwards, then the filtering tube (121) can be taken out of the placing cylinder (120), and the test tube filled with the detection liquid of the sample juice is placed in the placing cylinder (120);
step four: screwing out a screw, separating the first inserted rod (181) from the bottom end of the pressure rod (130), taking the pressing block (180) down, taking up the sampling module (200), moving the clamping block (252) upwards to separate from the cutting sheet (260), then rotating the cutting sheet (260), and under the action of a return spring (251), clamping the cutting sheet (260) by the inner side surface of the clamping block (252), then inserting the second inserted rod (210) into the bottom end of the pressure rod (130), screwing the screw into the bottom end of the pressure rod (130) and a thread groove, so that the second inserted rod (210) is fixed on the pressure rod (130);
step five: move depression bar (130) down, make sampling module (200) remove the in vitro, with screens piece (191) joint on mount (160) top surface, move down and press cover (150), under the effect of helical track (170), can make connecting rod (140) rotate, thereby make sampling module (200) rotate and stir the solution in the test tube, the stirring is accomplished the back, take out test tube and sampling module (200), clear up sampling module (200), and carry out food detection on next step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111043110.2A CN113588381A (en) | 2021-09-07 | 2021-09-07 | Sample preprocessor for food safety detection and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111043110.2A CN113588381A (en) | 2021-09-07 | 2021-09-07 | Sample preprocessor for food safety detection and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113588381A true CN113588381A (en) | 2021-11-02 |
Family
ID=78241540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111043110.2A Pending CN113588381A (en) | 2021-09-07 | 2021-09-07 | Sample preprocessor for food safety detection and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113588381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118067484A (en) * | 2024-04-25 | 2024-05-24 | 齐齐哈尔市中医医院(齐齐哈尔市第三医院、黑龙江中医药大学齐齐哈尔临床医学院) | Pretreatment device for pathogenic bacteria in gastroenterology test sample |
-
2021
- 2021-09-07 CN CN202111043110.2A patent/CN113588381A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118067484A (en) * | 2024-04-25 | 2024-05-24 | 齐齐哈尔市中医医院(齐齐哈尔市第三医院、黑龙江中医药大学齐齐哈尔临床医学院) | Pretreatment device for pathogenic bacteria in gastroenterology test sample |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113588381A (en) | Sample preprocessor for food safety detection and use method thereof | |
| CN210269853U (en) | Urinary sediment analyzer convenient for accurately placing sample rack | |
| CN210910231U (en) | Cutting device of filter paper for it is biological experiments | |
| CN215115468U (en) | A mixing device for turbidity detects | |
| CN212975165U (en) | Protein preservation kit convenient to sample | |
| CN115924267A (en) | Mixed detection biological kit | |
| CN201977518U (en) | Juice extractor for fruits and vegetables | |
| CN214427054U (en) | Food detects uses quick sampler | |
| CN110192656B (en) | Orange juice preparation facilities | |
| CN218865537U (en) | Sampling device for food detection | |
| CN2696473Y (en) | Fruit squeezer | |
| CN221174101U (en) | Fruit detects with getting juice device | |
| CN221038072U (en) | Agricultural product detection sampling device | |
| CN221061869U (en) | Sample solid-liquid separation structure for agricultural product safety detection | |
| CN217006598U (en) | Agricultural product pesticide detection device | |
| CN221244036U (en) | Traditional chinese medicine draws analysis appearance | |
| CN112809769B (en) | Automatic cutting device of beef jerky | |
| CN114878292A (en) | Food detection device of nature fast | |
| CN114557456B (en) | Banana peeling device for banana chip processing production and use method thereof | |
| CN114886127B (en) | Jackfruit pretreatment equipment and jackfruit pretreatment method free of extrusion erosion | |
| CN220128874U (en) | High-efficient poria cocos square block cutting die | |
| CN218366631U (en) | Oil residue treatment device | |
| CN213632887U (en) | Fruit vegetables pesticide residue detection device | |
| CN214408297U (en) | Multifunctional food safety detection analytical instrument | |
| CN216934859U (en) | Acid waste water solid-liquid separation equipment based on mine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |