CN107817144A - The residual detection pretreating device of agriculture - Google Patents
The residual detection pretreating device of agriculture Download PDFInfo
- Publication number
- CN107817144A CN107817144A CN201711038877.XA CN201711038877A CN107817144A CN 107817144 A CN107817144 A CN 107817144A CN 201711038877 A CN201711038877 A CN 201711038877A CN 107817144 A CN107817144 A CN 107817144A
- Authority
- CN
- China
- Prior art keywords
- container
- hammer
- liquid pump
- vibrates
- solvent
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 76
- 239000002904 solvent Substances 0.000 claims abstract description 41
- 238000003756 stirring Methods 0.000 claims abstract description 34
- 238000005070 sampling Methods 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 54
- 239000000498 cooling water Substances 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims 1
- 235000013311 vegetables Nutrition 0.000 abstract description 19
- 239000000575 pesticide Substances 0.000 abstract description 8
- 238000002203 pretreatment Methods 0.000 abstract description 3
- 239000000284 extract Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000447 pesticide residue Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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
- 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
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 discloses a kind of residual detection pretreating device of agriculture, including：Container；Concrete vibrating mechanism, its hammer that includes vibrating, vibrate support and the cylinder that vibrates, the hammer that vibrates includes cylindrical hammer and is sheathed on the baffle ring of hammer body bottom, hammer vibrate by being made up of rubber, the bottom of hammer body is provided with a packed layer, water is filled with packed layer, the lower surface of hammer body is outstanding to be provided with crisscross a plurality of cutting rod, and baffle ring is inclined to set；The support that vibrates is threadedly connected in the first screw；Rabbling mechanism, it includes puddler and the stirring vane being arranged on puddler, and stirring motor is connected to the rear end of puddler, and to drive puddler to rotate, stirring support is threadedly connected in the second screw；Solvent liquid pump, the liquid feeding end of solvent liquid pump are connected to solvent tank；Liquid pump is sampled, the outlet end for sampling liquid pump is connected to a sampling bottle；And controller.The present invention improves pre-treatment efficiency and the processing accuracy to vegetable sample, and then improves the accuracy of detection to residues of pesticides.
Description
Technical field
The present invention relates to a kind of residual detection pretreating device of agriculture.
Background technology
Residues of pesticides have become one wide interesting issue at present, thus the detection to residues of pesticides propose it is higher
Requirement.But at present when being detected to vegetable pesticide residue, the pre-treatment of vegetables, which still relies primarily on, to be accomplished manually, this
It is unfavorable for improving detection efficiency, and easily produces manually-operated error, and then influences accuracy of detection.
The content of the invention
For above-mentioned technical problem, the present invention has designed and developed a kind of residual detection pretreating device of the high agriculture for the treatment of effeciency.
Technical scheme provided by the invention is：
A kind of residual detection pretreating device of agriculture, including：
Sample stage, thereon formed with a fixing groove, the inside of the sample stage, it is being sitting at the lower section of the fixing groove
Position be provided with cooling water pipe, the cooling water pipe is connected to recirculated cooling water supply equipment；
Container, its bottom are equipped in the fixing groove, and the container is by plastic material, in cylinder；
Concrete vibrating mechanism, its hammer that includes vibrating, vibrate support and the cylinder that vibrates, and the support that vibrates is arranged at the fixation
The side of groove, and the hammer that vibrates be arranged in a manner of it can vertically reciprocatingly move it is described vibrate on support, it is described
The hammer that vibrates includes cylindrical hammer and is sheathed on the baffle ring of the hammer body bottom, and the hammer that vibrates is described by being made up of rubber
The bottom of hammer body is provided with a packed layer, and water, the outstanding setting in lower surface of the hammer body are filled with the packed layer
There is crisscross a plurality of cutting rod, and the diameter of the hammer body is smaller 0.5cm than the internal diameter of the container, the baffle ring is inclined
Set, the outer ledge of the baffle ring is higher than the inside edge of the baffle ring, and the cylinder that vibrates is connected to the hammer body, to drive
Move the hammer body and be downwardly into the container or the upward out container, when the hammer body is downwardly into the container and institute
State that container is coaxial, and contacted with the bottom of the container, and the outer ledge of the baffle ring contacts with the inwall of the container；
Wherein, the lower end of the support that vibrates has the first external screw thread, and the first screw, the support that vibrates are offered on the sample stage
It is threadedly connected in first screw, and the sample stage is fixed under the tightening of the first nut；
Rabbling mechanism, it includes puddler and the stirring vane being arranged on the puddler, and the stirring motor connects
The rear end of the puddler is connected to, to drive the puddler to rotate, the puddler is in a manner of it can vertically move
It is arranged on a stirring support, the lower end of the stirring support has the second external screw thread, and the second spiral shell is offered on the sample stage
Hole, the stirring support is threadedly connected in second screw, and the sample stage is fixed under the tightening of the second nut；
Solvent liquid pump, the outlet end of the solvent liquid pump are connected to the side wall of the container, the solvent by feed tube
The liquid feeding end of liquid pump is connected to solvent tank；
Liquid pump is sampled, the liquid feeding end of the sampling liquid pump is connected to the side wall of the container by probe tube, and described takes
The outlet end of sample liquid pump is connected to a sampling bottle, and the liquid feeding end of the probe tube is provided with a filter；And
Controller, it is connected to vibrate cylinder, the stirring motor, the solvent liquid pump and the sampling liquid pump,
Wherein, in the case where the holder pivots that vibrate cause the hammer that vibrates to be rocked to the top of the container, the controller
The hammer that vibrated described in the cylinder that vibrated described in control driving moves reciprocatingly a period of time, then controls the solvent liquid pump to the container
The solvent of certain volume is inside pumped into, causes the stirring vane to stretch in the container in the stirring holder pivots, it is described
Controller controls the stirring motor spin for some time, then the sample liquid for controlling the sampling liquid pump to extract certain volume.
Preferably, in the residual detection pretreating device of described agriculture, the solvent liquid pump is the first measuring pump；The sampling
Liquid pump is the second measuring pump.
Preferably, in the residual detection pretreating device of described agriculture, cylinder driving institute of being vibrated described in the controller control
The hammer that vibrates is stated to move reciprocatingly 1~3min.
Preferably, in the residual detection pretreating device of described agriculture, the controller controls the solvent liquid pump to described
50~100mL solvent is pumped into container.
Preferably, in the residual detection pretreating device of described agriculture, the controller control sampling liquid pump extracts 1mL
Sample liquid.
The residual detection pretreating device of agriculture of the present invention devises concrete vibrating mechanism, solvent liquid pump and sampling liquid pump, shakes
Stamper structure can vibrate to vegetable sample, and solvent liquid pump adds solvent, the vegetables that solvent will be smashed to pieces from trend container
Remains of pesticide in sample is dissolved out, and sampling liquid pump automatically extracts the sample liquid of preparation into sampling bottle.The present invention improves
Pre-treatment efficiency and processing accuracy to vegetable sample, and then improve the accuracy of detection to residues of pesticides.
Brief description of the drawings
Fig. 1 is the structural representation of the residual detection pretreating device of agriculture of the present invention；
Fig. 2 is the structural representation of the lower surface of hammer body of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As depicted in figs. 1 and 2, the present invention provides a kind of residual detection pretreating device of agriculture, including：Sample stage 6, is formed thereon
There is a fixing groove 7, the inside of the sample stage, the position for the lower section for being sitting at the fixing groove is provided with cooling water pipe
18, the cooling water pipe 18 is connected to recirculated cooling water supply equipment；Container 3, its bottom is equipped in the fixing groove, described
Container is by plastic material, in cylinder；Concrete vibrating mechanism, its hammer 12 that includes vibrating, vibrate support 2 and the cylinder 1 that vibrates, described to shake
The side that support is arranged at the fixing groove is smash, and the hammer that vibrates is arranged in a manner of it can vertically reciprocatingly move
Described to vibrate on support, the hammer that vibrates includes cylindrical hammer 4 and is sheathed on the baffle ring 5 of the hammer body bottom, described to shake
For beater by being made up of rubber, the bottom of the hammer body is provided with a packed layer 17, and water, the hammer are filled with the packed layer
The lower surface 19 of body is outstanding to be provided with crisscross a plurality of cutting rod 20, and the diameter of the hammer body is than the container
The small 0.5cm of internal diameter, the baffle ring 5 are inclined to set, and the outer ledge of the baffle ring is higher than the inside edge of the baffle ring, described
The cylinder that vibrates is connected to the hammer body, to drive the hammer body to be downwardly into the container or the upward out container, institute
State hammer body and be downwardly into coaxial with the container during container, and contacted with the bottom of the container, and the baffle ring
Outer ledge contacts with the inwall of the container；Wherein, the lower end of the support 2 that vibrates has the first external screw thread, the sample
The first screw is offered on platform 6, the support that vibrates is threadedly connected in first screw, and under the tightening of the first nut
It is fixed on the sample stage；Rabbling mechanism, it includes puddler 14 and the stirring vane being arranged on the puddler 16, institute
The rear end that stirring motor 13 is connected to the puddler is stated, to drive the puddler to rotate, the puddler is with can be along vertical
The mode of direction movement is arranged on a stirring support 15, and the lower end of the stirring support has the second external screw thread, the sample
The second screw is offered on platform, the stirring support is threadedly connected in second screw, and under the tightening of the second nut
It is fixed on the sample stage；Solvent liquid pump 9, the outlet end of the solvent liquid pump 9 are connected to the side of the container by feed tube
Wall, the liquid feeding end of the solvent liquid pump are connected to solvent tank 8；Liquid pump 11 is sampled, the liquid feeding end of the sampling liquid pump passes through sampling
Pipe is connected to the side wall of the container, and the outlet end of the sampling liquid pump is connected to a sampling bottle 10, and the probe tube enters
Liquid end is provided with a filter；And controller, it is connected to vibrate cylinder, the stirring motor, the solvent liquid pump
With the sampling liquid pump, wherein, the holder pivots that vibrate cause the hammer that vibrates be rocked to the container top feelings
Under condition, the hammer that vibrated described in cylinder driving of being vibrated described in controller control moves reciprocatingly a period of time, then controls described molten
Agent liquid pump is pumped into the solvent of certain volume into the container, causes the stirring vane to stretch in the stirring holder pivots
In the container, the controller controls the stirring motor spin for some time, then controls the sampling liquid pump to extract necessarily
The sample liquid of volume.
When being handled before being carried out to vegetable sample, vegetable sample is placed in container, the first nut is unclamped, will be vibrated
Holder pivots certain angle, the hammer that makes to vibrate is rocked to above container, then the first nut is tightened；Controller controls concrete vibrating mechanism work
Make, the hammer that vibrates moves back and forth under the driving for the cylinder that vibrates, so as to which vegetable sample be smashed to pieces；Treat that vegetable sample is smashed to pieces to certain journey
Degree, the first nut is unclamped manually, will vibrate holder pivots certain angle, so that the hammer that vibrates is avoided above container；Solvent liquid
Pump is worked automatically under the control of the controller, and the solvent in solvent tank is pumped into container, afterwards manually unclamps the second nut,
Holder pivots certain angle will be stirred, stirring vane be located at container top, adjusts puddler afterwards, make puddler to moving down
It is dynamic, stirring vane is immersed in solvent, then equipment is started, by controller control stirring motor stirring a period of time, so that will
Remains of pesticide in the vegetable sample smashed to pieces is dissolved out；Afterwards, sampling liquid pump extracts sample liquid to sample liquid bottle automatically.Detection is set
Standby can be done to sample liquid pump further tests and analyzes.
The hammer that vibrates includes cylindrical hammer and baffle ring, and hammer body contacts when moving to the position of bottom with container, to vegetables
Sample is hammered.During hammering, vegetable sample can outwards splash, and the bottom of hammer body is arranged with baffle ring, moreover, gear
Ring is inclined to set, and outer ledge is higher than inside edge, and baffle ring can block the vegetable sample sputtered, and the sample that will be sputtered
Fragment is kept off back below hammer body, so as to improve vibration efficiency, improves effect of vibrating, and avoids vibrating for generation vegetable sample uneven.
Once it is uneven to vibrate, then solvent may be caused all to dissolve remains of pesticide, and then influence the detection to remains of pesticide.
Cooling water pipe can cool to container, avoid the temperature of vegetable sample in process of vibrating too high.Hammering into shape simultaneously
The bottom of body is also equipped with one layer of packed layer, fills water in the packed layer, avoids the temperature of hammer body too high.
Crisscross cutting rod is provided with the lower surface of hammer body is outstanding, cutting rod plays cutting to vegetable sample
Effect, the effect of vibrating to vegetable sample can be promoted, and then improve the extraction effect residual to agriculture.
Container is made of plastic, is not easy in process of vibrating damaged.Container is fastened in fixing groove, can be removed, so as to
Cleaned in container.
The liquid feeding end of probe tube is provided with a filter, and filter can be filtered with sample liquid, so as to avoid vegetables slag from entering
Enter sample liquid bottle.
Preferably, in the residual detection pretreating device of described agriculture, the solvent liquid pump is the first measuring pump；The sampling
Liquid pump is the second measuring pump.
Preferably, in the residual detection pretreating device of described agriculture, cylinder driving institute of being vibrated described in the controller control
The hammer that vibrates is stated to move reciprocatingly 1~3min.
Preferably, in the residual detection pretreating device of described agriculture, the controller controls the solvent liquid pump to described
50~100mL solvent is pumped into container.It is quantitative that solution is supplied into container, to prepare the sample liquid of standardization.
Preferably, in the residual detection pretreating device of described agriculture, the controller control sampling liquid pump extracts 1mL
Sample liquid.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (5)
- A kind of 1. residual detection pretreating device of agriculture, it is characterised in that including：Sample stage, thereon formed with a fixing groove, the inside of the sample stage, in the position for the lower section for being sitting at the fixing groove Install and be equipped with cooling water pipe, the cooling water pipe is connected to recirculated cooling water supply equipment；Container, its bottom are equipped in the fixing groove, and the container is by plastic material, in cylinder；Concrete vibrating mechanism, its hammer that includes vibrating, vibrate support and the cylinder that vibrates, and the support that vibrates is arranged at the fixing groove Side, and the hammer that vibrates be arranged in a manner of it can vertically reciprocatingly move it is described vibrate on support, it is described to vibrate Hammer includes cylindrical hammer and is sheathed on the baffle ring of the hammer body bottom, and the hammer that vibrates of rubber by being made up, the hammer body Bottom be provided with a packed layer, be filled with water in the packed layer, the lower surface of the hammer body is outstanding be provided with it is vertical The wrong a plurality of cutting rod of traversed by, and the diameter of the hammer body is smaller 0.5cm than the internal diameter of the container, the baffle ring is inclined to be set Put, the outer ledge of the baffle ring is higher than the inside edge of the baffle ring, and the cylinder that vibrates is connected to the hammer body, with driving The hammer body is downwardly into the container or the upward out container, when the hammer body is downwardly into the container with it is described Container is coaxial, and is contacted with the bottom of the container, and the outer ledge of the baffle ring contacts with the inwall of the container；Its In, the lower end of the support that vibrates has the first external screw thread, and the first screw, the support spiral shell that vibrates are offered on the sample stage Line is connected in first screw, and the sample stage is fixed under the tightening of the first nut；Rabbling mechanism, it includes puddler and the stirring vane being arranged on the puddler, and the stirring motor is connected to The rear end of the puddler, to drive the puddler to rotate, the puddler is set in a manner of it can vertically move In on a stirring support, the lower end of the stirring support has the second external screw thread, and the second screw, institute are offered on the sample stage State stirring support to be threadedly connected in second screw, and the sample stage is fixed under the tightening of the second nut；Solvent liquid pump, the outlet end of the solvent liquid pump are connected to the side wall of the container, the solvent liquid pump by feed tube Liquid feeding end be connected to solvent tank；Liquid pump is sampled, the liquid feeding end of the sampling liquid pump is connected to the side wall of the container, and the sampling liquid by probe tube The outlet end of pump is connected to a sampling bottle, and the liquid feeding end of the probe tube is provided with a filter；AndController, it is connected to vibrate cylinder, the stirring motor, the solvent liquid pump and the sampling liquid pump, wherein, In the case where the holder pivots that vibrate cause the hammer that vibrates to be rocked to the top of the container, the controller controls institute State the hammer that vibrates described in cylinder driving of vibrating to move reciprocatingly a period of time, then control the solvent liquid pump to be pumped into the container The solvent of certain volume, the stirring vane is caused to stretch in the container in the stirring holder pivots, the controller The stirring motor spin for some time is controlled, then the sample liquid for controlling the sampling liquid pump to extract certain volume.
- 2. the residual detection pretreating device of agriculture as claimed in claim 1, it is characterised in that the solvent liquid pump is the first metering Pump；The sampling liquid pump is the second measuring pump.
- 3. the residual detection pretreating device of agriculture as claimed in claim 1, it is characterised in that vibrate gas described in the controller control The hammer that vibrated described in cylinder driving moves reciprocatingly 1~3min.
- 4. the residual detection pretreating device of agriculture as claimed in claim 1, it is characterised in that the controller controls the solvent liquid Pump is pumped into 50~100mL solvent into the container.
- 5. the residual detection pretreating device of agriculture as claimed in claim 1, it is characterised in that the controller controls the sampling liquid Pumping takes 1mL sample liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038877.XA CN107817144B (en) | 2017-10-31 | 2017-10-31 | Pesticide residue detection pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038877.XA CN107817144B (en) | 2017-10-31 | 2017-10-31 | Pesticide residue detection pretreatment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107817144A true CN107817144A (en) | 2018-03-20 |
| CN107817144B CN107817144B (en) | 2020-09-01 |
Family
ID=61604399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711038877.XA Active CN107817144B (en) | 2017-10-31 | 2017-10-31 | Pesticide residue detection pretreatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107817144B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022156207A1 (en) * | 2021-01-19 | 2022-07-28 | 竹简云(天津)生物科技有限公司 | Device for test and analysis of solubility of oral drug |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183396A (en) * | 2011-03-17 | 2011-09-14 | 广州绿洲生化科技有限公司 | Sample pretreatment method for detecting pesticide residue applicable to enzymatic inhibition method, and pesticide detection method and box |
| CN204359699U (en) * | 2015-01-27 | 2015-05-27 | 于艳丽 | A kind of instrument for detecting pesticide residue through |
| CN204469772U (en) * | 2014-12-29 | 2015-07-15 | 苏州大学 | Medicament grinder |
| CN205175996U (en) * | 2015-10-30 | 2016-04-20 | 苏荣束 | Agricultural product drug residue detector |
| CN205867644U (en) * | 2016-08-04 | 2017-01-11 | 青岛顺昕电子科技有限公司 | Take online extraction device in succession of self - cleaning function |
-
2017
- 2017-10-31 CN CN201711038877.XA patent/CN107817144B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183396A (en) * | 2011-03-17 | 2011-09-14 | 广州绿洲生化科技有限公司 | Sample pretreatment method for detecting pesticide residue applicable to enzymatic inhibition method, and pesticide detection method and box |
| CN204469772U (en) * | 2014-12-29 | 2015-07-15 | 苏州大学 | Medicament grinder |
| CN204359699U (en) * | 2015-01-27 | 2015-05-27 | 于艳丽 | A kind of instrument for detecting pesticide residue through |
| CN205175996U (en) * | 2015-10-30 | 2016-04-20 | 苏荣束 | Agricultural product drug residue detector |
| CN205867644U (en) * | 2016-08-04 | 2017-01-11 | 青岛顺昕电子科技有限公司 | Take online extraction device in succession of self - cleaning function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022156207A1 (en) * | 2021-01-19 | 2022-07-28 | 竹简云(天津)生物科技有限公司 | Device for test and analysis of solubility of oral drug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107817144B (en) | 2020-09-01 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210421 Address after: 650000 Kunming pilot Free Trade Zone Kunming Economic Development Zone Export Processing Zone a4-6-1 modern international integrated logistics center electronic and information products logistics functional zone industrial zone 1 building Patentee after: Yunnan Fuer Quality Inspection Co.,Ltd. Address before: 530031 the Guangxi Zhuang Autonomous Region Nanning economic and Technological Development Zone Silver Kai Industrial Park, Kay Kay road silver Kay hatchery Patentee before: Huang Jiayin |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Pre treatment device for pesticide residue detection Effective date of registration: 20230512 Granted publication date: 20200901 Pledgee: Hua Xia Bank Co.,Ltd. Kunming Branch Pledgor: Yunnan Fuer Quality Inspection Co.,Ltd. Registration number: Y2023980040524 |
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