CN113310736A - Sampling device for detecting pesticide residue of agricultural products - Google Patents
Sampling device for detecting pesticide residue of agricultural products Download PDFInfo
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- CN113310736A CN113310736A CN202110436104.7A CN202110436104A CN113310736A CN 113310736 A CN113310736 A CN 113310736A CN 202110436104 A CN202110436104 A CN 202110436104A CN 113310736 A CN113310736 A CN 113310736A
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- 238000005070 sampling Methods 0.000 title claims abstract description 89
- 239000000447 pesticide residue Substances 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 239000011148 porous material Substances 0.000 claims abstract 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000011229 interlayer Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 3
- 235000014571 nuts Nutrition 0.000 description 9
- 230000006872 improvement Effects 0.000 description 6
- 206010044048 Tooth missing Diseases 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 244000105624 Arachis hypogaea Species 0.000 description 2
- 240000002791 Brassica napus Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000020232 peanut Nutrition 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 235000011293 Brassica napus Nutrition 0.000 description 1
- 235000006008 Brassica napus var napus Nutrition 0.000 description 1
- 240000000385 Brassica napus var. napus Species 0.000 description 1
- 235000004977 Brassica sinapistrum Nutrition 0.000 description 1
- 208000003643 Callosities Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 206010020649 Hyperkeratosis Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000019482 Palm oil Nutrition 0.000 description 1
- 235000019484 Rapeseed oil Nutrition 0.000 description 1
- 240000006394 Sorghum bicolor Species 0.000 description 1
- 235000011684 Sorghum saccharatum Nutrition 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 244000098338 Triticum aestivum Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 239000002540 palm oil Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000020238 sunflower seed Nutrition 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a sampling device for detecting pesticide residues of agricultural products, which comprises a sampling box, wherein the side surface of the sampling box is hinged with a box door; the agricultural product sampling device comprises an installation frame, a pore plate and a sampling groove, wherein the installation frame is movably connected inside a sampling box through a first sampling mechanism, the pore plate is arranged at the bottom of the installation frame, and the sampling groove is arranged at the inner bottom of the sampling box; according to the agricultural product detection device, the agricultural product can be extruded through the second sampling mechanism, the first clamping plate, the second motor, the gear, the first rack, the second rack, the first transmission block and the second transmission block, water in an interlayer is fully extruded for subsequent detection, the pesticide residue rate of the agricultural product is detected, and the detection precision is improved.
Description
Technical Field
One or more embodiments of this description relate to agricultural product check out test set field, especially relate to an agricultural product pesticide residue detects and uses sampling device.
Background
Agricultural products are produced in agriculture, such as sorghum, rice, peanuts, corns, wheat, and local specialty products in various regions. The national regulation of primary agricultural products refers to plants, animals and their products obtained in agricultural activities, excluding processed products of various kinds. In 2017, the sowing area of winter rape seeds is expected to be reduced or continued to be reduced because the planting income is not obviously recovered. Rapeseed oil is continuously thrown and stored, and the structural adjustment of the "camber" planting industry increases the domestic supply of oil materials such as sunflower seeds, peanuts and the like. The China and the Canadian countries have a consensus on new regulations of Canada rapeseed impurities imported from China, and the imported quantity of rapeseeds is expected to increase in new years. Furthermore, global palm oil production is or will be restored and the likelihood of a large rise in edible oil seeds and vegetable oils is not expected.
Agricultural product need detect the pesticide of remaining in surperficial or inside moisture among the prior art in process of production, but traditional detection mode is that the manual work takes off the moisture on agricultural product surface and detects, and the sample mode is simple and crude, leads to detection effect poor, detects the precision low, in conclusion, this application now provides an agricultural product pesticide residue detects with sampling device solves the problem that above-mentioned appears.
Disclosure of Invention
In view of the above, an object of one or more embodiments of the present disclosure is to provide a sampling device for detecting pesticide residue in agricultural products, so as to solve the problems in the background art.
In view of the above, one or more embodiments of the present disclosure provide a sampling device for detecting pesticide residues on agricultural products, including a sampling box, a box door hinged to a side of the sampling box; including installing frame, orifice plate and sample groove, the installing frame is inside through first sampling mechanism swing joint at the sampling case, the installing frame bottom is provided with the orifice plate, the sample groove sets up the interior bottom at the sampling case.
Preferably, first sampling mechanism includes that first motor, pivot, ball screw, slider and ball nut are vice, first motor welding is at the sampling case lateral wall, the pivot is rotated and is connected inside the sampling case, and is rotated by first motor drive, ball screw rotates inside the sampling case with the coaxial fixed of pivot to be connected, slider sliding connection is inside the sampling case, and the slider passes through connecting rod and installing frame fixed connection, ball nut is vice to be set up inside the slider, and the ball screw outside is located to the cover.
More preferably, first sampling mechanism still includes the transmission shaft, lacks tooth gear, drive gear and torsional spring, the transmission shaft rotates to be connected inside the sampling case, and rotates by a motor drive, it sets up on the transmission shaft to lack tooth gear, drive gear sets up in the pivot, and drive gear meshes with lacking tooth gear mutually, a lateral wall zonulae occludens of torsional spring is at the inner wall of sampling case, and the torsional spring cover locates the annular side of transmission shaft, and the inner wall of torsional spring and the annular side zonulae occludens of transmission shaft.
Preferably, the side of sampling case and sample groove all is provided with transparent observation window.
Preferably, a filter screen is arranged in the sampling groove.
Preferably, still include second sampling mechanism, first splint, second motor, gear, first rack, second rack, first transmission piece and second transmission piece, second sampling mechanism includes, first splint and the symmetrical sliding connection of second splint are inside the installing frame, the second motor sets up at the installing frame top, the gear sets up on the output of second motor, first rack and the central symmetrical sliding connection of second rack are on the installing frame, and first rack and second rack all mesh with the gear mutually, first transmission piece and first rack fixed connection, second transmission piece and second rack fixed connection, and first transmission piece passes through first connecting rod fixed connection with first splint, and second transmission piece and second splint pass through second connecting rod fixed connection.
More preferably, the second motor is electrically connected with an external controller, and the external controller drives the second motor to do reciprocating forward and reverse cyclic motion.
From the above, it can be seen that the beneficial effects of the present invention are: according to the invention, agricultural products can rock through the first motor, the rotating shaft, the ball screw, the sliding block and the ball nut pair, water on the surface and the interlayer is thrown out, and sampling is carried out; according to the agricultural product detection device, the agricultural product can be extruded through the second sampling mechanism, the first clamping plate, the second motor, the gear, the first rack, the second rack, the first transmission block and the second transmission block, water in an interlayer is fully extruded for subsequent detection, the pesticide residue rate of the agricultural product is detected, and the detection precision is improved.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a first sampling mechanism according to the present invention;
FIG. 3 is a schematic structural view of a preferred embodiment of FIG. 2;
fig. 4-5 are schematic structural views of a second sampling mechanism according to the present invention.
In the reference symbols: 1. a sampling box; 2. installing a frame; 3. a first sampling mechanism; 4. an orifice plate; 5. a sampling groove; 6. a second sampling mechanism; 31. a first motor; 32. a rotating shaft; 33. a ball screw; 34. a slider; 35. a ball nut pair; 36. a gear with missing teeth; 37. a drive shaft; 38. a transmission gear; 39. a torsion spring; 61a. a first splint; 61b. a second splint; 62a. a first drive block; 62b. a second transmission block; 63a. a first rack; 63b. a second rack; 64a, a first connecting rod; 64b, a second connecting rod; 65. a gear; 66. a second motor.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Example one
Referring to fig. 1-2, a sampling device for detecting pesticide residue on agricultural products comprises a sampling box 1, wherein a box door is hinged to the side surface of the sampling box 1; including installing frame 2, orifice plate 4 and sample groove 5, installing frame 2 is inside 1 sampling boxes through 3 swing joint of first sampling mechanism, 2 bottoms of installing frame are provided with orifice plate 4, sample groove 5 sets up the interior bottom at sampling boxes 1.
As the improvement of above-mentioned scheme, first sampling mechanism 3 includes that first motor 31, pivot 32, ball screw 33, slider 34 and ball nut are vice 35, first motor 31 welds at 1 lateral wall of sampling case, pivot 32 rotates to be connected in 1 inside of sampling case, and rotates by first motor 31 drive, ball screw 33 rotates inside sampling case 1 with the coaxial fixed of pivot 32, slider 34 sliding connection is inside 1 of sampling case, and slider 34 passes through connecting rod and 2 fixed connection of installing frame, ball nut is vice 35 to be set up inside slider 34, and the ball screw 33 outside is located to the cover.
The working process is as follows: the first motor 31 of operation, the output of first motor 31 rotates and drives pivot 32 and rotate, and pivot 32 drives ball screw 33 and rotates, and ball screw 33 normal running fit ball nut is vice 35 drives slider 34 and slides left or right, and slider 34 drives installing frame 2 and moves left or right, makes inside agricultural product rock, and the process of rocking will remain the water on surface and throw away to flow downwards through orifice plate 4, get into the inside storage of sample groove 5.
Example two
Referring to fig. 3, as an improvement of the above scheme, the first sampling mechanism 3 further includes a transmission shaft 37, a tooth-missing gear 36, a transmission gear 38 and a torsion spring 39, the transmission shaft 37 is rotatably connected inside the sampling box 1 and is driven by the first motor 31 to rotate, the tooth-missing gear 36 is disposed on the transmission shaft 37, the transmission gear 38 is disposed on the rotation shaft 32, the transmission gear 38 is engaged with the tooth-missing gear 36, a side wall of the torsion spring 39 is tightly connected to an inner wall of the sampling box 1, the torsion spring 39 is sleeved on an annular side surface of the transmission shaft 37, and an inner wall of the torsion spring 39 is tightly connected to the annular side surface of the transmission shaft 37.
As the improvement scheme of the scheme, the side surfaces of the sampling box 1 and the sampling groove 5 are both provided with transparent observation windows.
As a modified scheme of the scheme, a filter screen is arranged inside the sampling groove 5.
The working process is as follows: when the first motor 31 is operated, the output end of the first motor 31 rotates to drive the transmission shaft 37 to rotate, the transmission shaft 37 drives the tooth-missing gear 36 to rotate, the tooth-missing gear 36 is meshed with the transmission gear 38 to rotate, the transmission gear 38 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the torsion spring 39 to deform, the rotating shaft 32 drives the ball screw 33 to rotate, and the ball screw 33 cooperates with the ball nut pair 35 to drive the sliding block 34 to slide to one side.
Until the tooth space of the gear 36 with missing teeth is separated from the tooth space of the transmission gear 38, the rotating shaft 32 loses the meshing force, the torsion spring 39 recovers the elasticity and drives the rotating shaft 32 to reset and rotate, the rotating shaft 32 drives the ball screw 33 to reset and rotate, the ball screw 33 is matched with the ball nut pair 35 to drive the sliding block 34 to slide to the other side, the agricultural products are further rocked in a reciprocating mode, and the water throwing efficiency is improved.
EXAMPLE III
Referring to fig. 4-5, as an improvement of the above-mentioned solution, the sampling device further includes a second sampling mechanism 6, a first clamping plate 61a, a second clamping plate 61b, a second motor 66, a gear 65, a first rack 63a, a second rack 63b, a first transmission block 62a, and a second transmission block 62b, the second sampling mechanism 6 includes the first clamping plate 61a and the second clamping plate 61b symmetrically and slidably connected inside the mounting frame 2, the second motor 66 disposed on the top of the mounting frame 2, the gear 65 disposed on the output end of the second motor 66, the first rack 63a and the second rack 63b symmetrically and slidably connected on the mounting frame 2 in the center, and both the first rack 63a and the second rack 63b are engaged with the gear 65, the first transmission block 62a is fixedly connected with the first rack 63a, and the second transmission block 62b is fixedly connected with the second rack 63b, the first transmission block 62a and the first clamping plate 61a are fixedly connected through a first connecting rod 64a, and the second transmission block 62b and the second clamping plate 61b are fixedly connected through a second connecting rod 64b.
As an improvement of the above scheme, the second motor 66 is electrically connected to an external controller, and the external controller drives the second motor 66 to perform reciprocating forward and reverse cyclic motion.
The working process is as follows: the second motor 66 is operated, the output end of the second motor 66 rotates to drive the gear 65 to rotate, the gear 65 drives the first rack 63a and the second rack 63b to move in opposite directions, and drives the first transmission block 62a and the second transmission block 62b to move in opposite directions, the first transmission block 62a and the second transmission block 62b drive the first clamping plate 61a and the second clamping plate 61b to move in opposite directions, force is applied to agricultural products, water in an interlayer of the agricultural products is squeezed out, and sampling operation is completed.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (7)
1. A sampling device for detecting pesticide residue in agricultural products comprises:
the sampling box (1), the side of the sampling box (1) is hinged with a box door;
it is characterized by comprising:
the mounting frame (2) is movably connected inside the sampling box (1) through a first sampling mechanism (3);
the pore plate (4) is arranged at the bottom of the mounting frame (2); and
sampling groove (5), sampling groove (5) set up the interior bottom at sampling case (1).
2. The sampling device for agricultural product pesticide residue detection according to claim 1, wherein the first sampling mechanism (3) comprises:
the first motor (31), the first motor (31) is welded on the side wall of the sampling box (1);
the rotating shaft (32), the rotating shaft (32) is rotatably connected inside the sampling box (1) and is driven by the first motor (31) to rotate;
the ball screw (33), the ball screw (33) and the rotating shaft (32) are coaxially fixed and rotatably connected in the sampling box (1);
the sliding block (34) is connected inside the sampling box (1) in a sliding mode, and the sliding block (34) is fixedly connected with the mounting frame (2) through a connecting rod; and
and the ball nut pair (35) is arranged inside the sliding block (34), and the ball nut pair (35) is sleeved outside the ball screw (33).
3. The sampling device for agricultural product pesticide residue detection according to claim 2, wherein the first sampling mechanism (3) further comprises:
the transmission shaft (37), the said transmission shaft (37) is connected to the inside of the sampling box (1) rotatably, and is driven by the first electrical machinery (31) to rotate;
the gear (36) with the missing teeth is arranged on the transmission shaft (37);
the transmission gear (38) is arranged on the rotating shaft (32), and the transmission gear (38) is meshed with the gear without teeth (36); and
torsional spring (39), a lateral wall zonulae occludens of torsional spring (39) is at the inner wall of sampling case (1), and torsional spring (39) cover locates the annular side of transmission shaft (37), and the inner wall of torsional spring (39) and the annular side zonulae occludens of transmission shaft (37).
4. The sampling device for detecting the pesticide residue on the agricultural products as claimed in claim 1, wherein the side surfaces of the sampling box (1) and the sampling groove (5) are provided with transparent observation windows.
5. The sampling device for detecting pesticide residue on agricultural products of claim 1, wherein a filter screen is arranged in the sampling groove (5).
6. The sampling device for agricultural product pesticide residue detection according to claim 1, characterized by further comprising:
a second sampling mechanism (6), the second sampling mechanism (6) comprising:
the first clamping plate (61a) and the second clamping plate (61b), the first clamping plate (61a) and the second clamping plate (61b) are symmetrically and slidably connected inside the mounting frame (2);
the second motor (66), the said second motor (66) is set up in the top of the mounting frame (2);
a gear (65), the gear (65) being disposed on an output of a second motor (66);
the first rack (63a) and the second rack (63b) are connected to the mounting frame (2) in a sliding mode in a centrosymmetric mode, and the first rack (63a) and the second rack (63b) are meshed with the gear (65); and
first transmission piece (62a) and second transmission piece (62b), first transmission piece (62a) and first rack (63a) fixed connection, second transmission piece (62b) and second rack (63b) fixed connection, and first transmission piece (62a) and first splint (61a) are through first connecting rod (64a) fixed connection, and second transmission piece (62b) and second splint (61b) are through second connecting rod (64b) fixed connection.
7. The sampling device for detecting the pesticide residue on the agricultural products as claimed in claim 6, wherein the second motor (66) is electrically connected with an external controller, and the external controller drives the second motor (66) to do reciprocating forward and reverse cyclic motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110436104.7A CN113310736A (en) | 2021-04-22 | 2021-04-22 | Sampling device for detecting pesticide residue of agricultural products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110436104.7A CN113310736A (en) | 2021-04-22 | 2021-04-22 | Sampling device for detecting pesticide residue of agricultural products |
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| Publication Number | Publication Date |
|---|---|
| CN113310736A true CN113310736A (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110436104.7A Pending CN113310736A (en) | 2021-04-22 | 2021-04-22 | Sampling device for detecting pesticide residue of agricultural products |
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| CN211317779U (en) * | 2019-11-08 | 2020-08-21 | 丹东泰丰食品有限公司 | Sampling device for food detection |
| CN212748479U (en) * | 2020-09-03 | 2021-03-19 | 刘洪宇 | Agricultural product detection sampling device |
-
2021
- 2021-04-22 CN CN202110436104.7A patent/CN113310736A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207717514U (en) * | 2017-12-04 | 2018-08-10 | 四川省城市建设工程监理有限公司 | A kind of pavement material intensity detector |
| CN209085966U (en) * | 2018-10-27 | 2019-07-09 | 付英 | A kind of food safety detection sampler |
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