CN223565370U - Purification device for pesticide residue detection - Google Patents
Purification device for pesticide residue detectionInfo
- Publication number
- CN223565370U CN223565370U CN202423027071.9U CN202423027071U CN223565370U CN 223565370 U CN223565370 U CN 223565370U CN 202423027071 U CN202423027071 U CN 202423027071U CN 223565370 U CN223565370 U CN 223565370U
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- device shell
- fixedly connected
- discharging pipeline
- pipeline
- fixed
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Abstract
本实用新型涉及测试用样品的制备技术领域，且公开了一种农药残留检测用净化装置，包括装置外壳，所述装置外壳的上侧固定连接有进料管道，进料管道与装置外壳的内部相连通，装置外壳的下侧设置有支撑底座，支撑底座的下侧开设有连接口，连接口延伸过支撑底座的上侧，装置外壳的下侧固定连接有第一出料管道，第一出料管道与装置外壳的内部相连通，第一出料管道处于连接口的内部，第一出料管道上安装有开关阀，装置外壳上设置有分离机构，通过这种方式，不需通过倾倒的方式就能够将净化之后的萃取液与硫酸分离开来，避免了因为动作幅度过大导致萃取液与硫酸再次混合的情况出现，方便了工作人员将净化之后的萃取液的取出。
This utility model relates to the field of sample preparation technology for testing, and discloses a purification device for pesticide residue detection, including a device shell. An inlet pipe is fixedly connected to the upper side of the device shell, and the inlet pipe communicates with the interior of the device shell. A support base is provided on the lower side of the device shell, and a connection port is opened on the lower side of the support base, extending beyond the upper side of the support base. A first outlet pipe is fixedly connected to the lower side of the device shell, and the first outlet pipe communicates with the interior of the device shell, located inside the connection port. A switch valve is installed on the first outlet pipe. A separation mechanism is provided on the device shell. In this way, the purified extract can be separated from sulfuric acid without pouring, avoiding the situation where the extract and sulfuric acid mix again due to excessive movement, and facilitating the removal of the purified extract by the operator.
Description
Technical Field
The utility model relates to the technical field of preparation of samples for testing, in particular to a purification device for detecting pesticide residues.
Background
Pesticides are used for preventing and controlling diseases, insects, weeds, mice and other harmful organisms which are harmful to agriculture and forestry, and purposefully regulating chemical synthesis of plant and insect growth or one substance or a mixture of a plurality of substances from organisms and other natural substances, and preparations thereof, and the types of pesticides are various, wherein the organochlorine pesticide is one of the organochlorine pesticides and is mainly used for preventing and controlling plant diseases and insect pests, and the composition of the organochlorine pesticide contains organochlorine elements.
The method is characterized in that sulfuric acid is used for purifying before the detection of the organochlorine pesticide, interference substances can be effectively removed, an accurate sample is provided for the subsequent gas chromatography measurement, during the purification, an extract is poured into a container, sulfuric acid is added into the container, the container is shaken to uniformly mix sulfuric acid and the extract, then the container is stood to be layered, sulfuric acid can sink into the bottom after the layering is completed, then the extract and sulfuric acid are separated, the upper-layer extract is mostly taken out in a dumping way, workers need to carefully and lightly take the upper-layer extract when dumping, shaking of the internal liquid caused by overlarge actions is avoided, further, the situation that a part of extract and sulfuric acid are mixed again occurs, and the situation needs to be stood again for layering again, so that the separation way is relatively troublesome.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the purifying device for detecting the pesticide residues, which has the function of separating the purified extract from sulfuric acid without dumping, avoids the condition that the extract is mixed with the sulfuric acid again because of overlarge action range, and is convenient for staff to take out the purified extract.
(II) technical scheme
In order to achieve the aim, the utility model provides the technical scheme that the purifying device for pesticide residue detection comprises a device shell, wherein the upper side of the device shell is fixedly connected with a feeding pipeline which is communicated with the inside of the device shell;
The lower side of the device shell is fixedly connected with a first discharging pipeline, the first discharging pipeline is communicated with the inside of the device shell, a separating mechanism is arranged on the device shell, and extraction liquid can be taken out without holding the device shell for dumping through the separating mechanism;
The separating mechanism comprises a fixed block, a second discharging pipeline, a water tap, a sealing ring groove, a sealing ring, a control block, a fixed inserted link and two springs.
Preferably, a supporting base is arranged on the lower side of the device shell, and supporting legs are fixedly connected to the lower side of the supporting base;
A connecting port is formed in the lower side of the supporting base, the connecting port extends through the upper side of the supporting base, and a switch valve is arranged on the first discharging pipeline.
Preferably, the fixed block is fixedly connected to the front side of the outer surface of the device shell, and the second discharging pipeline is arranged in the device shell;
the shape of the second discharging pipeline is L-shaped, and the front end of the second discharging pipeline rotates to penetrate through the device shell and the fixed block.
Preferably, the water tap is fixedly connected to the front end of the second discharging pipeline, and the sealing ring groove is formed in the fixing block;
The sealing ring is fixedly sleeved on the outer surface of the second discharging pipeline.
Preferably, the sealing ring is rotatably connected in the sealing ring groove, the control block is arranged on the upper side of the device shell, and the fixed inserted link is fixedly connected on the lower side of the control block;
The lower end of the fixed plunger is slidably inserted into the interior of the device housing.
Preferably, the lower end of the fixed inserted link slides and extends into the second discharging pipeline, and the two springs are fixedly connected to the lower side of the control block;
the two springs are respectively arranged at the left side and the right side of the fixed inserted link, and the lower ends of the two springs are fixedly connected with the upper side of the device shell.
(III) beneficial effects
Compared with the prior art, the utility model provides a purifying device for detecting pesticide residues, which has the following beneficial effects:
(1) This purifier for pesticide residue detects, pour extract and sulphuric acid into the inside of device shell and carry out the quick mixing reaction, shake the back and put the device shell on supporting the base and stew the layering, after accomplishing the layering, sulphuric acid can be in the lower floor, the extract is in the upper strata, pulling control block upward this moment, and then fixed plug rod will release the spacing of second ejection of compact pipeline, and then rotate tap, tap drives second ejection of compact pipeline and rotates, and then the upper end of second ejection of compact pipeline can remove the inside of extract, open tap after the extract can be through second ejection of compact pipeline and tap discharge, because the device shell is transparent material, the staff can observe inside in the rotation process, avoided the second ejection of compact pipeline can rotate the inside of lower floor's sulphuric acid, after opening the ooff valve discharges sulphuric acid after accomplishing the extraction, through this kind of mode just can separate the extract and sulphuric acid after purifying, avoided because the action range is too big to lead to extract and sulphuric acid to mixing the condition to appear again, the staff has made things convenient for taking out after with purifying.
(2) This purifier for pesticide residue detects, when rocking carries out the mixed reaction, fixed inserted bar is inside inserting the second ejection of compact pipeline this moment, and then can carry out spacing fixed and sealed to the second ejection of compact pipeline, has avoided the second ejection of compact pipeline to take place to remove, has also avoided simultaneously the inside that the liquid of mixing got into the second ejection of compact pipeline, and then can have sulfuric acid's condition to appear when having avoided the discharge extract.
Drawings
FIG. 1 is a schematic diagram of a purifying device for detecting pesticide residues;
FIG. 2 is a schematic view of a cross-sectional connecting structure of a device housing according to the present utility model;
Fig. 3 is an enlarged schematic view at a of fig. 2.
1, A device housing; 2, a feeding pipeline, 3, a supporting base, 4, supporting legs, 5, a connecting port, 6, a first discharging pipeline, 7, a switching valve, 8, a fixed block, 9, a second discharging pipeline, 10, a faucet, 11, a sealing ring groove, 12, a sealing ring, 13, a control block, 14, a fixed inserted link, 15 and a spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the present utility model provides a new technical solution: the utility model provides a pesticide residue detects uses purifier, including device shell 1, device shell 1's upside fixedly connected with feeding pipe 2, feeding pipe 2 is linked together with device shell 1's inside, device shell 1 is transparent material and marks the scale mark, device shell 1's downside is provided with supporting base 3, supporting base 3 plays the supporting role to device shell 1, supporting base 3's downside fixedly connected with supporting leg 4, connector 5 has been seted up to supporting base 3's downside, connector 5 extends the upside of supporting base 3, device shell 1's downside fixedly connected with first ejection of compact pipeline 6, first ejection of compact pipeline 6 is linked together with device shell 1's inside, first ejection of compact pipeline 6 is in connector 5's inside, install ooff valve 7 on the first ejection of compact pipeline 6, be provided with separating mechanism on the device shell 1, can empty just can take out the extract through separating mechanism not holding device shell 1, separating mechanism includes fixed block 8, second ejection of compact pipeline 9, tap 10, seal ring groove 11, seal ring 12, control block 13, fixed inserted bar 14 and two springs 15.
Further, fixed block 8 fixed connection is in the front side of device shell 1 surface, second ejection of compact pipeline 9 sets up in the inside of device shell 1, the shape of second ejection of compact pipeline 9 is L shape, the front end rotation of second ejection of compact pipeline 9 is passed through device shell 1 and fixed block 8, tap 10 fixed connection is in the front end of second ejection of compact pipeline 9, sealed annular 11 is seted up in the inside of fixed block 8, the centre of a circle of sealed annular 11 and the centre of a circle of second ejection of compact pipeline 9 are in the same position, sealed ring 12 is fixed to be cup jointed at the surface of second ejection of compact pipeline 9, sealed ring 12 rotates and connects in sealed annular 11's inside, control block 13 sets up the upside at device shell 1, fixed inserted bar 14 fixed connection is in the downside of control block 13, the lower extreme slip of fixed inserted bar 14 is extended into the inside of second ejection of compact pipeline 9, two equal fixed connection of springs 15 are in the downside of control block 13, two springs 15 set up in the left and right sides of fixed inserted bar 14 respectively, the lower extreme of two springs 15 and the upside fixed connection of device shell 1.
When the device starts to work, firstly, the extraction liquid is poured into the device shell 1 through the feeding pipeline 2, and then sulfuric acid is poured into the device shell 1 through the feeding pipeline 2, the amount of sulfuric acid needs to be determined according to the scale on the device shell 1, the amount of sulfuric acid is kept level with the height of the second discharging pipeline 9, at the moment, the fixed inserted rod 14 can limit and fix the second discharging pipeline 9, then the device shell 1 is lifted up to shake, the extraction liquid and sulfuric acid are subjected to rapid mixing reaction, after shaking, the device shell 1 is placed on the supporting base 3 to be kept stand for layering, after layering is completed, sulfuric acid is in the lower layer, the extraction liquid is in the upper layer, at the moment, the control block 13 is pulled upwards, the control block 13 drives the fixed inserted rod 14 to synchronously move upwards, meanwhile, the spring 15 can start to be in a stretching state, the fixed inserted rod 14 can move out of the second discharging pipeline 9, the limit and the fixed inserted rod 14 can release the limit and fix the second discharging pipeline 9, the tap 10 can rotate, the second discharging pipeline 9 can be driven by the tap 10, the upper end of the second discharging pipeline 9 can move to the inside the extraction liquid, and the tap 10 can be discharged by the tap 10.
Because the device shell 1 is transparent material, the staff can observe inside rotating the in-process, avoided second ejection of compact pipeline 9 to rotate the inside of lower floor's sulfuric acid, open switch valve 7 after accomplishing the taking out of extract, and then lower floor's sulfuric acid will be discharged through first ejection of compact pipeline 6, simultaneously because the sulfuric acid can sink when layering, so deposit also in the inside of first ejection of compact pipeline 6 when layering is sulfuric acid, after accomplishing discharging, rotate tap 10, and then tap 10 can drive second ejection of compact pipeline 9 and recover, and then second ejection of compact pipeline 9 can move the position department of fixed inserted bar 14, pulling control block 13 upwards at this moment, control block 13 drives fixed inserted bar 14 and shifts up, and then make fixed inserted bar 14 remove the inside of second ejection of compact pipeline 9, and then carry out spacing fixed and sealed to second ejection of compact pipeline 9, the inside of mixed liquor entering second ejection of compact pipeline 9 when avoiding rocking, through this kind, the mode just can separate the extract after purifying with sulfuric acid, avoided because the action range is too big to lead to the condition that mixes again with sulfuric acid, the extraction staff's the extraction has been taken out after having made things convenient for.
When the device works, firstly, extracting solution is poured into the device shell 1 through the feeding pipeline 2, sulfuric acid is poured into the device shell 1 through the feeding pipeline 2, the amount of the sulfuric acid is required to be determined according to scales on the device shell 1, the amount of the sulfuric acid is required to be kept flat with the height of the second discharging pipeline 9, at the moment, the fixed inserted rod 14 can limit and fix the second discharging pipeline 9, then the device shell 1 is taken up to shake, the extracting solution and the sulfuric acid are subjected to rapid mixing reaction, the device shell 1 is placed on the supporting base 3 to be subjected to standing layering after shaking, the sulfuric acid is in a lower layer after layering, the extracting solution is in an upper layer, at the moment, the control block 13 is pulled upwards, the control block 13 drives the fixed inserted rod 14 to synchronously move upwards, meanwhile, the spring 15 can start to be in a stretching state, the fixed inserted rod 14 can move out of the second discharging pipeline 9, the limit and the fixed inserted rod 14 can release the limit and fix the second discharging pipeline 9, the tap 10 can rotate, the second discharging pipeline 9 can be driven by the tap 10, the upper end of the second discharging pipeline 9 can move to the inner part of the extracting solution 10, and the extracting solution can be discharged from the tap 10.
Because the device shell 1 is transparent material, so the staff can observe inside rotating the in-process, avoided second ejection of compact pipeline 9 can rotate to lower floor's sulfuric acid's inside, open switch valve 7 after accomplishing the taking out of extract, and then lower floor's sulfuric acid will be discharged through first ejection of compact pipeline 6, simultaneously because the sulfuric acid can sink when layering, so deposit also is sulfuric acid in first ejection of compact pipeline 6 inside when layering, after accomplishing discharging, rotate tap 10, and then tap 10 can drive second ejection of compact pipeline 9 and recover, and then second ejection of compact pipeline 9 can move the position department of fixed inserted bar 14, pulling control block 13 upwards at this moment, control block 13 drives fixed inserted bar 14 and shifts up, and then make fixed inserted bar 14 remove the inside of second ejection of compact pipeline 9, and then carry out spacing fixed and sealing to second ejection of compact pipeline 9, the inside that the mixed liquid got into second ejection of compact pipeline 9 when avoiding rocking.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pesticide residue detects uses purifier, includes device shell (1), and the upside of device shell (1) is fixedly connected with feeding pipeline (2), and feeding pipeline (2) are linked together with the inside of device shell (1);
The device is characterized in that a separation mechanism is arranged on the device shell (1), and extraction liquid can be taken out without holding the device shell (1) for dumping through the separation mechanism;
The separating mechanism comprises a fixed block (8), a second discharging pipeline (9), a faucet (10), a sealing ring groove (11), a sealing ring (12), a control block (13), a fixed inserted link (14) and two springs (15).
2. The purification device for detecting pesticide residues according to claim 1, wherein a supporting base (3) is arranged at the lower side of the device shell (1), and supporting legs (4) are fixedly connected at the lower side of the supporting base (3);
a connecting port (5) is formed in the lower side of the supporting base (3), the connecting port (5) extends to the upper side of the supporting base (3), and a switch valve (7) is arranged on the first discharging pipeline (6).
3. The purification device for detecting pesticide residues according to claim 1, wherein the fixed block (8) is fixedly connected to the front side of the outer surface of the device housing (1), and the second discharging pipeline (9) is arranged inside the device housing (1);
The shape of the second discharging pipeline (9) is L-shaped, and the front end of the second discharging pipeline (9) rotates to penetrate through the device shell (1) and the fixed block (8).
4. The purification device for detecting pesticide residues according to claim 1, wherein the water tap (10) is fixedly connected to the front end of the second discharging pipeline (9), and the sealing ring groove (11) is formed in the fixing block (8);
The sealing ring (12) is fixedly sleeved on the outer surface of the second discharging pipeline (9).
5. The device of claim 4, wherein the seal ring (12) is rotatably connected to the inside of the seal ring groove (11), the control block (13) is disposed on the upper side of the device housing (1), and the fixed plug rod (14) is fixedly connected to the lower side of the control block (13);
The lower end of the fixed plunger (14) is slidably inserted into the device housing (1).
6. The device for detecting and purifying pesticide residues according to claim 5, wherein the lower end of the fixed inserted link (14) is slidably extended into the second discharging pipeline (9), and two springs (15) are fixedly connected to the lower side of the control block (13);
the two springs (15) are respectively arranged at the left side and the right side of the fixed inserted link (14), and the lower ends of the two springs (15) are fixedly connected with the upper side of the device shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423027071.9U CN223565370U (en) | 2024-12-09 | 2024-12-09 | Purification device for pesticide residue detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423027071.9U CN223565370U (en) | 2024-12-09 | 2024-12-09 | Purification device for pesticide residue detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223565370U true CN223565370U (en) | 2025-11-18 |
Family
ID=97671609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423027071.9U Active CN223565370U (en) | 2024-12-09 | 2024-12-09 | Purification device for pesticide residue detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223565370U (en) |
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2024
- 2024-12-09 CN CN202423027071.9U patent/CN223565370U/en active Active
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