CN116794244A - Fruit and vegetable residual pesticide detection system - Google Patents
Fruit and vegetable residual pesticide detection system Download PDFInfo
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- CN116794244A CN116794244A CN202210171958.1A CN202210171958A CN116794244A CN 116794244 A CN116794244 A CN 116794244A CN 202210171958 A CN202210171958 A CN 202210171958A CN 116794244 A CN116794244 A CN 116794244A
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- 235000012055 fruits and vegetables Nutrition 0.000 title claims abstract description 172
- 238000001514 detection method Methods 0.000 title claims abstract description 35
- 239000000575 pesticide Substances 0.000 title claims abstract description 32
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims abstract description 83
- 238000005070 sampling Methods 0.000 claims abstract description 32
- 238000001125 extrusion Methods 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 10
- 235000013311 vegetables Nutrition 0.000 claims description 9
- 235000013399 edible fruits Nutrition 0.000 claims description 8
- 239000007790 solid phase Substances 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 239000000447 pesticide residue Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 239000000284 extract Substances 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000000605 extraction Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 238000003825 pressing Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 241000132456 Haplocarpha Species 0.000 description 3
- 239000003905 agrochemical Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 235000015203 fruit juice Nutrition 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention relates to the technical field of pesticide detection, in particular to a fruit and vegetable residual pesticide detection system, wherein a fruit and vegetable juice extraction device comprises a squeezing basket, and the opening direction of the squeezing basket is downward; the lower end of the telescopic sleeve is fixedly connected with the upper end of the squeezing basket; the telescopic rod is connected with the inner wall of the telescopic sleeve in a sliding manner; according to the fruit and vegetable juice extracting device, the squeezing plate is pulled by the handle to drive fruits and vegetables to enter the squeezing basket to squeeze, juice of the fruits and vegetables is squeezed out, the squeezed juice is extracted by the collecting bottle, and the fruit and vegetable residual pesticide detector is used for detecting the juice, so that pesticide contact is not needed during sampling, and the safety of detection personnel is ensured; the invention is convenient to operate, and improves the convenience in use; the invention can simultaneously squeeze and extract, and can finish squeezing and extracting the fruit and vegetable juice only in the field, thereby reducing the transportation cost in the detection process, finally reducing the process steps and improving the working efficiency.
Description
Technical Field
The invention relates to the technical field of pesticide detection, in particular to a fruit and vegetable residual pesticide detection system.
Background
Fruits and vegetables are short for fruits and vegetables, and refer to edible fruits and vegetables; most vegetables can be ripe and marketed after being continuously put in medicine for many times, so that the pesticide put-in amount of the fruits and vegetables is greatly increased; once the agricultural chemical is used, the agricultural chemical itself or toxic metabolites or impurities generated by the agricultural chemical may remain in agricultural products, foods and the environment, which is what we said as a pesticide residue.
In order to protect the health and safety of people, the pesticide content of juice in the fruit body or the vegetable body is required to be detected, fruits and vegetables are required to be collected from farmlands and marked, the collected fruits and vegetables are transported to a laboratory, the fruits and vegetables are pressed in the laboratory through a fruit and vegetable juice extracting device, the pressed fruit and vegetable juice is collected by a solid-phase adsorption column collecting pipe and then purified, and finally the fruit and vegetable juice is detected by a fruit and vegetable residual pesticide detector, so that the content of the fruit and vegetable residual pesticide with the detection result not meeting the national standard is obtained, and the fruits and vegetables which do not meet the standard cannot be put on the market.
However, for some big planting households, the field land is wide and needs whole-field running sampling due to various planted fruits and vegetables and large area, but the road is rugged, if all fruits and vegetables to be detected are transported to a laboratory for squeezing, the detection cost is definitely increased; and the fruit and vegetable is marked directly, so that the fruit and vegetable is not convenient enough, and is easy to fall off to cause confusion, and then the detection result of the fruit and vegetable is finally affected, so that a more convenient mobile fruit and vegetable sampling device is needed.
In view of the above, the present invention provides a system for detecting residual pesticide on fruits and vegetables, which solves the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a fruit and vegetable residual pesticide detection system, and the fruit and vegetable juice sampling device of the invention drives fruits and vegetables to enter the inside of a squeezing basket to squeeze through pulling a squeezing plate by a handle, squeezes juice of the fruits and vegetables out, extracts the squeezed juice by using a collecting bottle and waits for detection by a fruit and vegetable residual pesticide detector; the invention is convenient to operate, and improves the convenience in use; the invention can simultaneously squeeze and extract, and can finish squeezing and extracting the fruit and vegetable juice only in the field, thereby reducing the transportation cost in the detection process, finally reducing the process steps and improving the working efficiency.
The technical scheme adopted for solving the technical problems is as follows: a fruit and vegetable residual pesticide detection system comprises a fruit and vegetable juice sampling device, a solid-phase adsorption column collecting pipe and a fruit and vegetable pesticide residual detector; the fruit and vegetable juice sampling device comprises:
a press basket with an opening downward;
the lower end of the telescopic sleeve is fixedly connected with the upper end of the squeezing basket;
the telescopic rod is in sliding connection with the inner wall of the telescopic sleeve, the upper end of the telescopic rod is fixedly connected with a handle, and the lower end of the telescopic rod is fixedly connected with an extrusion plate;
the squeezing plate is in sliding sealing connection with the squeezing basket;
and the collecting bottle is communicated with the squeezing basket.
Preferably, the lower end of the squeezing basket is fixedly connected with an annular knife.
Preferably, the upper end of the telescopic sleeve is fixedly connected with a portable frame; the portable frame is of a square structure, and an elastic hook and a hanging ring are arranged on one side, close to the handle, of the portable frame; the hanging ring is fixedly connected to the portable frame, one end of the elastic hook is fixedly connected with the handle, and the other end of the elastic hook is hooked with the hanging ring.
Preferably, the side wall of the squeezing basket is provided with a through hole; a filter screen is fixedly connected in the through hole; the outer part of the squeezing basket is rotationally connected with an annular block; at least two collecting bottles are arranged, and the collecting bottles are in threaded connection with the annular blocks; an L-shaped groove is formed in the annular block; one end of the L-shaped groove is communicated with the through hole, and the other end of the L-shaped groove is communicated with the collecting bottle.
Preferably, the upper end face of the extrusion plate is fixedly connected with a spiral plate; the spiral rising direction and the rotation direction of the spiral plate are kept consistent, and the spiral plate is made of a material with smooth surface and elasticity.
Preferably, the number of the spiral plates is three, the edges of the three spiral plates can mutually surround to form a circle, the outer wall of the spiral plates is attached to the inner side wall of the squeezing basket, and the inner wall is attached to the telescopic rod.
Preferably, the squeezing basket and the annular block are made of transparent materials.
Preferably, a pull rope is wound on the outer wall of one side of the telescopic rod, which is close to the hand-held frame; one end of the pull rope is fixedly connected to the telescopic rod, and the other end of the pull rope is fixedly connected with a pull ring.
Preferably, the cross section of the handle is arc-shaped.
Preferably, a spring is further arranged in the through hole; one end of the spring is fixedly connected with the filter screen, and the other end of the spring is fixedly connected with a clamping sleeve which extends outwards; one side of the clamping sleeve, which is far away from the through hole, is made of flexible materials.
The beneficial effects of the invention are as follows:
1. according to the fruit and vegetable juice sampling device, the squeezing plate is pulled by the handle to drive fruits and vegetables to enter the squeezing basket to squeeze, juice of the fruits and vegetables is squeezed out, the squeezed juice is extracted by the collecting bottle, and the fruit and vegetable residual pesticide detector is used for detecting the juice; the invention is convenient to operate, and improves the convenience in use; the invention can simultaneously squeeze and extract, and can finish squeezing and extracting the fruit and vegetable juice only in the field, thereby reducing the transportation cost in the detection process, finally reducing the process steps and improving the working efficiency.
2. According to the fruit and vegetable juice sampling device, the portable frame is arranged, so that when fruits and vegetables are squeezed, the fruit and vegetable juice sampling device can be operated by only one hand, and the convenience in use is further improved.
3. According to the fruit and vegetable juice sampling device, the annular blocks are arranged outside the squeezing basket, so that a plurality of fruit and vegetable samples to be detected can be extracted simultaneously only by rotating the annular blocks, the convenience of the fruit and vegetable juice sampling device is further improved, and the working efficiency is improved.
Drawings
The invention will be further described with reference to the drawings and embodiments.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the handle driving the screw plate to rotate according to the present invention;
FIG. 3 is a cross-sectional view of the present invention;
fig. 4 is an enlarged view at a in fig. 3;
in the figure: 1. a press basket; 11. a through hole; 111. a filter screen; 112. a spring; 12. an annular knife; 13. a cutting sleeve; 2. a telescopic sleeve; 3. a carrying frame; 31. an elastic hook; 32. hanging rings; 4. a handle; 5. a telescopic rod; 51. a pull rope; 52. a pull ring; 6. an extrusion plate; 7. an annular block; 71. an L-shaped groove; 8. a collection bottle; 9. a spiral plate.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 3, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention, and furthermore, the terms "first", "second", "third", etc. are merely used for distinguishing the description, and should not be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, a fruit and vegetable residual pesticide detection system comprises a fruit and vegetable juice sampling device, a solid-phase adsorption column collecting pipe and a fruit and vegetable pesticide residue detector, wherein the fruit and vegetable juice sampling device comprises:
a press basket 1, wherein the opening direction of the press basket 1 is downward;
the lower end of the telescopic sleeve 2 is fixedly connected with the upper end of the squeezing basket 1;
the telescopic rod 5 is in sliding connection with the inner wall of the telescopic sleeve 2, the handle 4 is fixedly connected to the upper end of the telescopic rod 5, and the extrusion plate 6 is fixedly connected to the lower end of the telescopic rod 5;
the squeezing plate 6 is in sliding sealing connection with the squeezing basket 1;
a collection bottle 8, the collection bottle 8 being in communication with the press basket 1;
when the intelligent fruit and vegetable detection device works, for some large planting households, due to the fact that the planted fruits and vegetables are various in variety and large in area, the field land is wide, whole-field running sampling is needed, but the road is rugged, if all fruits and vegetables to be detected are transported to a laboratory for squeezing, the detection cost is increased undoubtedly; moreover, the fruits and vegetables are not convenient enough to be marked directly, and are easy to fall off to cause confusion, so that the detection result of the fruits and vegetables is finally affected, and a more convenient mobile fruit and vegetable juice sampling device is needed;
when a worker uses the fruit and vegetable juice sampling device, the fruit and vegetable juice sampling device is firstly taken to the position of fruits and vegetables to be extracted, and one side of the fruit and vegetable juice sampling device, which is close to the squeezing basket 1, faces the fruits and vegetables, so that the fruits and vegetables can be positioned at the gap between the squeezing plate 6 and the squeezing basket 1; one hand holds the handle 4, the other hand holds the telescopic sleeve 2, the handle 4 is pulled, the handle 4 drives the telescopic rod 5 to move upwards, the telescopic rod 5 drives the extrusion plate 6 to move upwards synchronously, and at the moment, the extrusion plate 6 drives fruits and vegetables on the upper end face of the extrusion plate to move into the squeezing basket 1; when the extruding plate 6 moves to a position flush with the lower end surface of the squeezing basket 1, the sharp edges of the extruding plate 6 and the squeezing basket 1 can cut the rhizomes of fruits and vegetables, so that the fruits and vegetables can leave the plant rhizomes and enter the squeezing basket 1; when fruits and vegetables are driven by the squeezing plate 6 to be in contact with the bottom of the squeezing basket 1, the handle 4 is pulled by force, at the moment, the fruits and vegetables are subjected to double squeezing by the squeezing basket 1 and the squeezing plate 6 and begin to deform, along with the gradual approach of the squeezing plate 6 to the telescopic sleeve 2, juice of the fruits and vegetables begins to be squeezed, the juice is subjected to the reduction of the space between the squeezing plate 6 and the squeezing basket 1, flows to the collecting bottle 8 communicated with the squeezing basket 1 and finally enters the collecting bottle 8; repeatedly pulling the handle 4 up and down for several times until the fruit and vegetable juice to be detected is contained in the collecting bottle 8; purifying the fruit and vegetable juice by using a solid-phase adsorption column collecting pipe, and finally detecting the fruit and vegetable juice by using a fruit and vegetable residual pesticide detector to obtain a detection result;
according to the fruit and vegetable juice sampling device, the squeezing plate 6 is pulled by the handle 4 to drive fruits and vegetables to enter the squeezing basket 1 for squeezing, the squeezed juice of the fruits and vegetables is squeezed out, the squeezed juice is extracted by the collecting bottle 8, and the fruit and vegetable residual pesticide detector is used for detecting the fruit and vegetable juice; the invention is convenient to operate, and improves the convenience in use; the invention can simultaneously squeeze and extract, and can finish squeezing and extracting the fruit and vegetable juice only in the field, thereby reducing the transportation cost in the detection process, finally reducing the process steps and improving the working efficiency.
As a specific embodiment of the invention, the lower end of the pressing basket 1 is fixedly connected with an annular knife 12;
when the fruit and vegetable squeezing machine works, when fruits and vegetables are positioned at the gap between the squeezing plate 6 and the squeezing basket 1, the handle 4 is pulled, the squeezing plate 6 is driven by the handle 4 to move towards the inside of the squeezing basket 1 through the telescopic rod 5, the annular knife 12 arranged at the lower end of the squeezing basket 1 can cut fruits and vegetables more quickly and conveniently, so that the cutting effect of the fruits and vegetables is better, and meanwhile, fruits and vegetables with larger body size and difficult crushing can be cut, and juice is extracted for detection; the arrangement of the annular knife 12 not only can cut fruits and vegetables with bigger body size, but also has better cutting effect.
As a specific embodiment of the present invention, the upper end of the telescopic sleeve 2 is fixedly connected with a portable frame 3; the portable frame 3 is of a square structure, and an elastic hook 31 and a hanging ring 32 are arranged on one side of the portable frame 3, which is close to the handle 4; the hanging ring 32 is fixedly connected to the portable frame 3, one end of the elastic hook 31 is fixedly connected with the portable frame 3, and the other end of the elastic hook is hooked with the hanging ring 32;
when the fruit and vegetable squeezing machine works, when the fruit and vegetable squeezing machine needs to squeeze fruits and vegetables, a palm holds the upper part of the hand frame 3, fingers hook the handle 4 and forcefully pull the handle to the palm center, the handle 4 drives the telescopic rod 5 to move upwards, and then the squeezing plate 6 is driven to move upwards, and at the moment, the elastic hook 31 is driven by the handle 4 to be in a stretching state; when the fingers are not forced any more, the handle 4 moves downwards under the reset action of the elastic hook 31; the portable frame 3 is arranged, so that when fruits and vegetables are squeezed, the fruits and vegetables can be operated by only one hand, and the convenience of the fruit and vegetable juice sampling device is further improved when the fruit and vegetable juice sampling device is used.
As a specific embodiment of the present invention, the side wall of the press basket 1 is provided with a through hole 11; a filter screen 111 is fixedly connected in the through hole 11; the outer part of the squeezing basket 1 is rotatably connected with an annular block 7; at least two collecting bottles 8 are arranged, and the collecting bottles 8 are in threaded connection with the annular block 7; an L-shaped groove 71 is formed in the annular block 7; one end of the L-shaped groove 71 is communicated with the through hole 11, and the other end is communicated with the collecting bottle 8;
when the fruit and vegetable juice extracting machine works, when fruit and vegetable juice is required to be extracted, the annular block 7 is rotated, the notch of the L-shaped groove 71 of the annular block 7 facing one side of the squeezing basket 1 is aligned with the through hole 11 of the squeezing basket 1, juice generated by squeezing between the fruit and vegetable squeezing plate 6 and the squeezing basket 1 flows to the position of the through hole 11 due to the reduction of the juice receiving space, the filter screen 111 arranged at the port of the through hole 11 blocks fruit and vegetable residues from entering the inside of the through hole 11, then the juice flows into the L-shaped groove 71 in the annular block 7, and finally flows into the collecting bottle 8 communicated with the lower end of the L-shaped groove 71; after one fruit and vegetable juice to be detected is collected, the annular block 7 is rotated, the position of the other collecting bottle 8 which is connected with the annular block 7 through threads is screwed to the position of the through hole 11 of the squeezing basket 1 and aligned with the through hole, the other fruit and vegetable juice to be extracted is squeezed, and the steps are repeated; by arranging the annular block 7 outside the squeezing basket 1, several fruit and vegetable samples to be detected can be simultaneously extracted only by rotating the annular block 7, so that the convenience of the fruit and vegetable juice sampling device is further improved, and the working efficiency is improved.
As a specific embodiment of the invention, the upper end surface of the extrusion plate 6 is fixedly connected with a spiral plate 9; the spiral ascending direction of the spiral plate 9 is consistent with the rotation direction, and the spiral plate 9 is made of a material with smooth surface and elasticity, such as spring steel;
when the fruit and vegetable juice squeezing device works, after a sample of fruit and vegetable juice is extracted, the spiral plate 9 is pulled to be in contact with the bottom of the box of the squeezing basket 1 by the handle 4, the elastic hook 31 is firstly taken off from the hanging ring 32, the telescopic sleeve 2 is held by one hand, the handle 4 is rotated by the other hand, the telescopic rod 5 is driven by the handle 4 to rotate, the squeezing plate 6 is driven by the telescopic rod 5 to rotate, the spiral plate 9 is driven by the squeezing plate 6 to rotate, fruit and vegetable residues attached to the bottom surface of the box of the squeezing basket 1 are scraped by the spiral plate 9 when the spiral plate 9 rotates, and because the spiral plate 9 is obliquely arranged and has a smooth surface, the fruit and vegetable residues can roll down onto the upper surface of the squeezing plate 6 along the spiral plate 9, after the fruit and vegetable residues on the bottom surface of the box of the squeezing basket 1 are scraped completely, the handle 4 is pushed to move downwards, the squeezing plate 6 is driven by the handle 4 to move out of the squeezing basket 1, the handle 4 is rotated again, the squeezing plate 6 is driven by the squeezing plate 6 to rotate, and the fruit and vegetable residues on the surface of the squeezing plate 6 are separated from the squeezing plate 6 under the effect of centrifugal force; by arranging the spiral plate 9 on the extrusion plate 6, when one fruit and vegetable juice is extracted and needs to be extracted next, the spiral plate 9 can scrape the bottom of the box of the extrusion basket 1 through the driving of the rotation of the handle 4, and finally the extrusion basket 1 is thrown out, so that the cleaning function of the extrusion basket 1 is realized; the cleaned fruit and vegetable residues are directly discharged to a detection site, the squeezed sample residues do not need to be treated, fertilizer can be applied to crops in farmlands, and the characteristics of waste recycling are reflected; the spiral plate 9 is made of elastic materials, so that the spiral plate 9 can deform when being stressed, and the fruits and vegetables can be tiled on the extrusion plate 6 when being extruded by the extrusion plate 6 and the extrusion basket 1, so that the fruits and vegetables are not affected.
As a specific embodiment of the present invention, the number of the spiral plates 9 is three, the edges of the three spiral plates 9 can be mutually round, the outer wall of the spiral plate 9 is attached to the inner wall of the press basket 1, and the inner wall is attached to the telescopic rod 5;
when the fruit and vegetable squeezing basket works, when the spiral plate 9 is driven by the handle 4 to rotate, the outer wall of the spiral plate 9 can scrape the inner side wall of the squeezing basket 1, fruit and vegetable residues can be directly scraped to the upper surface of the squeezing plate 6, and finally the fruit and vegetable residues are thrown out of the squeezing basket 1; through setting up three spiral plate 9 that can surround into circular shape for spiral plate 9 can carry out comprehensive scraping to the bottom of the box of press basket 1 and lateral wall, has improved the clearance effect.
As a specific embodiment of the present invention, both the press basket 1 and the annular block 7 are made of transparent materials, such as transparent plastics;
when the fruit and vegetable juice sampling device is used for squeezing fruits and vegetables to extract juice, the transparent squeezing basket 1 can directly observe the squeezing effect of the fruits and vegetables, and the transparent annular block 7 can directly observe the position relation between the L-shaped groove 71 on the annular block 7 and the through hole 11 on the squeezing basket 1, so that the L-shaped groove 71 is more convenient and quick to align with the through hole 11, and the working efficiency of the fruit and vegetable juice sampling device is further improved.
As a specific embodiment of the invention, a pull rope 51 is wound on the outer wall of one side of the telescopic rod 5, which is close to the portable frame 3; one end of the pull rope 51 is fixedly connected to the telescopic rod 5, and the other end of the pull rope is fixedly connected with a pull ring 52;
when the fruit and vegetable residues in the squeezing basket 1 need to be cleaned, a finger is plugged into the pull ring 52, the pull ring 52 is pulled by hand to be far away from the telescopic rod 5, the pull ring 52 drives the pull rope 51 to move in the direction far away from the telescopic rod 5, the elastic hook 31 is taken down from the hanging ring 32, after the pull rope 51 is pulled for a certain distance, the hand does not exert force on the pull rope 51 any more, and the pull rope 51 drives the telescopic rod 5 to rotate in the opposite direction through the handle 4; the action of pulling the pull ring 52 is repeated for several times until the fruit and vegetable residues on the inner wall of the squeezing basket 1 are scraped to the squeezing plate 6 for cleaning when being pulled outwards by the spiral plate 9; through mutually supporting between stay cord 51 and the elasticity couple 31 for telescopic link 5 can drive spiral plate 9 and rotate, makes spiral plate 9 can scrape the clearance to pressing the fruit vegetables residue that attaches on the basket 1 inner wall, has improved the clearance effect of pressing the fruit vegetables residue in the basket 1, and is more convenient and effective in comparison with the scraping fruit vegetables residue of handle 4 rotation with the hand.
As a specific embodiment of the present invention, the cross-section of the handle 4 is arc-shaped;
when the fruit and vegetable juice sampling device works, the cross section of the handle 4 is set to be arc-shaped, so that the situation that fingers are clamped when the handle 4 is driven by the telescopic rod 5 to move downwards when the palm of a person holds the upper part of the handle frame 3 and fingers hook the handle 4 to move upwards and downwards is prevented, the arc-shaped handle 4 enables the left end and the right end of the handle 4 to be firstly contacted with the handle frame 3, enough gaps are reserved in the middle of the handle 4 to retain the fingers, the fingers cannot be blocked, and the safety of the fruit and vegetable juice sampling device is improved when the fruit and vegetable juice sampling device is operated.
As a specific embodiment of the present invention, a spring 112 is further disposed in the through hole 11; one end of the spring 112 is fixedly connected with the filter screen 111, and the other end of the spring is fixedly connected with a clamping sleeve 13 which extends outwards; the side of the clamping sleeve 13 far away from the through hole 11 is made of flexible materials;
when the fruit juice collecting bottle works, one side of the cutting sleeve 13 far away from the through hole 11 is made of rubber, when the L-shaped groove 71 on the rotating annular block 7 is aligned with the through hole 11 on the squeezing basket 1, the cutting sleeve 13 blocked by the annular block 7 and the spring 112 in a compressed state are not pressed at the moment, the spring 112 can push the cutting sleeve 13 to enter the L-shaped groove 71 of the annular block 7, so that the cutting sleeve 13 achieves the positioning function and the clamping function of the L-shaped groove 71 and the through hole 11, and meanwhile, the cutting sleeve 13 can be fixed, and the safety and stability of the fruit juice collecting bottle 8 in fruit juice collecting are guaranteed; when the annular block 7 is rotated, the rubber material part of the cutting sleeve 13 is pressed by the annular block 7 and the pressing basket 1 to be clung to the gap between the annular block 7 and the pressing basket 1, after the L-shaped groove 71 is aligned with the through hole 11, the cutting sleeve 13 is not pressed and automatically stretches into the L-shaped groove 71, one side of the cutting sleeve 13 away from the through hole 11 is made of flexible materials, the cutting sleeve 13 is prevented from forming a barrier when the cutting sleeve 13 positions and aligns the rotating annular block 7, and juice flows into the L-shaped groove 71 from the through hole 11, because a gap exists between the pressing basket 1 and the annular block 7, the cutting sleeve 13 stretching into the L-shaped groove 71 can play a role of drainage, and the situation that fruit and vegetable juice flows to the outside along the gap between the pressing basket 1 and the annular block 7 is prevented from causing waste.
The specific working procedure is as follows: when a worker uses the fruit and vegetable juice sampling device, the fruit and vegetable juice sampling device is firstly taken to the position of fruits and vegetables to be extracted, and one side of the fruit and vegetable juice sampling device, which is close to the squeezing basket 1, faces the fruits and vegetables, so that the fruits and vegetables can be positioned at the gap between the squeezing plate 6 and the squeezing basket 1; one hand holds the handle 4, the other hand holds the telescopic sleeve 2, the handle 4 is pulled, the handle 4 drives the telescopic rod 5 to move upwards, the telescopic rod 5 drives the extrusion plate 6 to move upwards synchronously, and at the moment, the extrusion plate 6 drives fruits and vegetables on the upper end face of the extrusion plate to move into the squeezing basket 1; when the extruding plate 6 moves to a position flush with the lower end surface of the squeezing basket 1, the sharp edges of the extruding plate 6 and the squeezing basket 1 can cut the rhizomes of fruits and vegetables, so that the fruits and vegetables can leave the plant rhizomes and enter the squeezing basket 1; when fruits and vegetables are driven by the squeezing plate 6 to be in contact with the bottom of the squeezing basket 1, the handle 4 is pulled by force, at the moment, the fruits and vegetables are subjected to double squeezing by the squeezing basket 1 and the squeezing plate 6 and begin to deform, along with the gradual approach of the squeezing plate 6 to the telescopic sleeve 2, juice of the fruits and vegetables begins to be squeezed, the juice is subjected to the reduction of the space between the squeezing plate 6 and the squeezing basket 1, flows to the collecting bottle 8 communicated with the squeezing basket 1 and finally enters the collecting bottle 8; repeatedly pulling the handle 4 up and down for several times until the fruit and vegetable juice to be detected is contained in the collecting bottle 8; purifying the fruit and vegetable juice by using a solid-phase adsorption column collecting pipe, and finally detecting the fruit and vegetable juice by using a fruit and vegetable residual pesticide detector to obtain a detection result; when fruits and vegetables are positioned at the gap between the extrusion plate 6 and the extrusion basket 1, the handle 4 is pulled, the extrusion plate 6 is driven by the handle 4 to move towards the inside of the extrusion basket 1 through the telescopic rod 5, the annular knife 12 arranged at the lower end of the extrusion basket 1 can cut the fruits and vegetables more quickly and conveniently, so that the cutting effect of the fruits and vegetables is better, and meanwhile, fruits and vegetables with larger body size and difficult crushing can be cut, and juice is extracted for detection; when fruits and vegetables need to be squeezed, the palm holds the upper part of the hand-held frame 3, fingers hook the handle 4 and forcefully pull the handle to the palm center, the handle 4 drives the telescopic rod 5 to move upwards, and then the squeezing plate 6 is driven to move upwards, and at the moment, the elastic hook 31 is driven by the handle 4 to be in a stretching state; when the fingers are not forced any more, the handle 4 moves downwards under the reset action of the elastic hook 31; when fruit and vegetable juice is required to be extracted, the annular block 7 is rotated, the notch of the L-shaped groove 71 of the annular block 7 facing one side of the squeezing basket 1 is aligned with the through hole 11 of the squeezing basket 1, juice generated by squeezing fruits and vegetables between the squeezing plate 6 and the squeezing basket 1 flows to the position of the through hole 11 due to the reduction of the juice receiving space, the filter screen 111 arranged at the port of the through hole 11 blocks fruit and vegetable residues from entering the through hole 11, then the juice flows into the L-shaped groove 71 in the annular block 7, and finally flows into the collecting bottle 8 communicated with the lower end of the L-shaped groove 71; after one fruit and vegetable juice to be detected is collected, the annular block 7 is rotated, the position of the other collecting bottle 8 which is connected with the annular block 7 through threads is screwed to the position of the through hole 11 of the squeezing basket 1 and aligned with the through hole, the other fruit and vegetable juice to be extracted is squeezed, and the steps are repeated; when a sample of fruit and vegetable juice is extracted, the spiral plate 9 is pulled to be in contact with the bottom of the box of the squeezing basket 1 by the handle 4, the elastic hook 31 is firstly taken off from the hanging ring 32, the telescopic sleeve 2 is held by one hand, the handle 4 is rotated by the other hand, the telescopic rod 5 is driven to rotate by the handle 4, the squeezing plate 6 is driven to rotate by the telescopic rod 5, the spiral plate 9 is driven to rotate by the squeezing plate 6, fruit and vegetable residues attached to the bottom surface of the box of the squeezing basket 1 are scraped when the spiral plate 9 rotates, and as the spiral plate 9 is obliquely arranged and has a smooth surface, the fruit and vegetable residues can roll down onto the upper surface of the squeezing plate 6 along the spiral plate 9, after the fruit and vegetable residues on the bottom surface of the box of the squeezing basket 1 are scraped completely, the handle 4 is pushed to move downwards, the squeezing plate 6 is driven to move out of the squeezing basket 1, the handle 4 is rotated again, the squeezing plate 6 is driven to rotate by the handle 4, and the fruit and vegetable residues on the surface of the squeezing plate 6 are separated from the squeezing plate 6 under the effect of centrifugal force; when the spiral plate 9 is driven by the handle 4 to rotate, the outer wall of the spiral plate 9 can scrape the inner side wall of the squeezing basket 1, and fruit and vegetable residues can be directly scraped to the upper surface of the squeezing plate 6 and finally thrown out of the squeezing basket 1; when fruits and vegetables are squeezed to extract juice, the transparent squeezing basket 1 can directly observe the squeezing effect of the fruits and vegetables, and the transparent annular block 7 can directly observe the position relation between the L-shaped groove 71 on the annular block 7 and the through hole 11 on the squeezing basket 1; when fruit and vegetable residues in the squeezing basket 1 need to be cleaned, fingers are plugged into the pull ring 52, the pull ring 52 is pulled by hands to be far away from the telescopic rod 5, the pull ring 52 drives the pull rope 51 to move in a direction far away from the telescopic rod 5, the elastic hook 31 is taken down from the hanging ring 32, after the pull rope 51 is pulled for a certain distance, the fingers do not exert force on the pull rope 51 any more, and the pull rope 51 drives the telescopic rod 5 to rotate in the opposite direction through the handle 4; the action of pulling the pull ring 52 is repeated for several times until the fruit and vegetable residues on the inner wall of the squeezing basket 1 are scraped to the squeezing plate 6 for cleaning when being pulled outwards by the spiral plate 9; the section shape of the telescopic rod 5 is set to be arc-shaped, so that the situation that fingers are clamped when the handles 4 are driven by the telescopic rod 5 to move downwards when the hands hold the upper part of the portable frame 3 and the fingers hook the handles 4 to move upwards and downwards is prevented, the arc-shaped handles 4 enable the left end and the right end of the handles 4 to be firstly contacted with the portable frame 3, and enough gaps are reserved in the middle of the handles to reserve the fingers, so that the fingers cannot be clamped; the side of the clamping sleeve 13 far away from the through hole 11 is made of rubber, when the L-shaped groove 71 on the rotary annular block 7 is aligned with the through hole 11 on the press basket 1, the clamping sleeve 13 blocked by the annular block 7 and the spring 112 in a compressed state are not pressed at the moment, and the spring 112 can push the clamping sleeve 13 to enter the L-shaped groove 71 of the annular block 7, so that the clamping sleeve 13 realizes the positioning function and the clamping function of the L-shaped groove 71 and the through hole 11; when the annular block 7 is rotated, the rubber material part of the cutting ferrule 13 is pressed by the annular block 7 and the squeezing basket 1 to be clung to the gap between the annular block 7 and the squeezing basket 1, after the L-shaped groove 71 is aligned with the through hole 11, the cutting ferrule 13 is not pressed and automatically stretches into the L-shaped groove 71, one side of the cutting ferrule 13 away from the through hole 11 is made of flexible materials, the cutting ferrule 13 is prevented from forming a barrier when the cutting ferrule 13 positions and aligns the rotating annular block 7, and juice flows into the L-shaped groove 71 from the through hole 11, and because of the gap between the squeezing basket 1 and the annular block 7, the cutting ferrule 13 stretching into the L-shaped groove 71 can play a role of drainage.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a fruit vegetables residual pesticide detecting system, includes fruit vegetables juice sampling device, solid phase adsorption column collecting pipe and fruit vegetables pesticide residue detector, its characterized in that: the fruit and vegetable juice sampling device comprises:
a press basket (1), wherein the opening direction of the press basket (1) is downward;
the lower end of the annular sleeve is fixedly connected with the upper end of the squeezing basket (1);
the telescopic rod (5), the telescopic rod (5) is in sliding connection with the inner wall of the telescopic sleeve (2), the upper end of the telescopic rod (5) is fixedly connected with the handle (4), and the lower end of the telescopic sleeve (2) is fixedly connected with the extrusion plate (6);
the extrusion plate (6), the said extrusion plate (6) is in sliding seal connection with said squeezing basket (1);
-a collecting bottle (8), said collecting bottle (8) being in communication with said press basket (1).
2. The fruit and vegetable residual pesticide detection system according to claim 1, wherein: the lower end of the squeezing basket (1) is fixedly connected with an annular knife (13).
3. The fruit and vegetable residual pesticide detection system according to claim 1, wherein: the upper end of the telescopic sleeve (2) is fixedly connected with a portable frame (3); the portable frame (3) is of a square structure, and an elastic hook (31) and a hanging ring (32) are arranged on one side, close to the handle (4), of the portable frame (3); the hanging ring (32) is fixedly connected to the portable frame (3), one end of the elastic hook (31) is fixedly connected with the handle (4), and the other end of the elastic hook is hooked with the hanging ring (32).
4. The fruit and vegetable residual pesticide detection system according to claim 1, wherein: the side wall of the squeezing basket (1) is provided with a through hole (11); a filter screen (111) is fixedly connected in the through hole (11); the outside of the squeezing basket (1) is rotationally connected with an annular block (7); at least two collecting bottles (8) are arranged, and the collecting bottles (8) are in threaded connection with the annular block (7); an L-shaped groove (71) is formed in the annular block (7); one end of the L-shaped groove (71) is communicated with the through hole (11), and the other end of the L-shaped groove is communicated with the collecting bottle (8).
5. The fruit and vegetable residual pesticide detection system according to claim 1, wherein: the upper end face of the extrusion plate (6) is fixedly connected with a spiral plate (9); the spiral rising direction and the rotation direction of the spiral plate (9) are kept consistent, and the spiral plate (9) is made of a material with smooth surface and elasticity.
6. A fruit and vegetable residual pesticide detection system according to claim 5, wherein: the three spiral plates (9) are arranged, the edges of the three spiral plates (9) can mutually surround to form a circle, the outer wall of each spiral plate (9) is attached to the inner side wall of the squeezing basket (1), and the inner wall of each spiral plate is attached to the telescopic rod (5).
7. The fruit and vegetable residual pesticide detection system according to claim 6, wherein: the squeezing basket (1) and the annular block (7) are made of transparent materials.
8. The fruit and vegetable residual pesticide detection system according to claim 1, wherein: a pull rope (51) is wound on the outer wall of one side of the telescopic rod (5) close to the hand-held frame (3); one end of the pull rope (51) is fixedly connected to the telescopic rod (5), and the other end of the pull rope is fixedly connected with a pull ring (52).
9. The fruit and vegetable residual pesticide detection system according to claim 8, wherein: the section of the handle (4) is arc-shaped.
10. A fruit and vegetable residual pesticide detection system according to claim 4, wherein: a spring (112) is also arranged in the through hole (11); one end of the spring (112) is fixedly connected with the filter screen (111), and the other end of the spring is fixedly connected with a clamping sleeve (13) which extends outwards; and one side of the clamping sleeve (13) far away from the through hole (11) is made of flexible materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210171958.1A CN116794244A (en) | 2022-02-24 | 2022-02-24 | Fruit and vegetable residual pesticide detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210171958.1A CN116794244A (en) | 2022-02-24 | 2022-02-24 | Fruit and vegetable residual pesticide detection system |
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| CN116794244A true CN116794244A (en) | 2023-09-22 |
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| CN202210171958.1A Pending CN116794244A (en) | 2022-02-24 | 2022-02-24 | Fruit and vegetable residual pesticide detection system |
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