CN216160234U - Sampling device for pesticide analysis and detection - Google Patents
Sampling device for pesticide analysis and detection Download PDFInfo
- Publication number
- CN216160234U CN216160234U CN202122255951.1U CN202122255951U CN216160234U CN 216160234 U CN216160234 U CN 216160234U CN 202122255951 U CN202122255951 U CN 202122255951U CN 216160234 U CN216160234 U CN 216160234U
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- fixedly connected
- sampling device
- rubber tube
- shell
- threaded rod
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- 238000005070 sampling Methods 0.000 title claims abstract description 52
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 239000000575 pesticide Substances 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000003905 agrochemical Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000008676 import Effects 0.000 abstract 1
- 239000003814 drug Substances 0.000 description 16
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of sampling for analysis and detection, in particular to a sampling device for pesticide analysis and detection. The rubber tube sampling device comprises a body, it is inside that No. one the rubber tube passes the inner wall of body and extends to, the one end fixedly connected with one-level sampling device of a rubber tube, No. two rubber tubes of one-level sampling device's import end fixedly connected with, the surface of body is passed and extends to its outside to the one end of No. two rubber tubes, No. two rubber tubes extend to outside one end fixedly connected with collection liquid, the side surface of collection liquid is provided with the scale mark, the lower surface border position fixedly connected with feed liquor pipe of collection liquid. According to the utility model, the primary sampling device is arranged, the pressing process can be more stable through the spring, the suction accuracy is improved, and the measurement accuracy is improved.
Description
Technical Field
The utility model relates to the technical field of sampling for analysis and detection, in particular to a sampling device for pesticide analysis and detection.
Background
After the pesticide is produced, generally, liquid medicine sampling detection is carried out, the analysis and detection are carried out on the chemical components in the liquid medicine, whether the liquid medicine has due medicine property is judged, and when the detection is carried out, the accuracy requirement on the quantity detected by the liquid medicine is very high, the error range of the quantity control is strictly needed, and when the error range is exceeded, the detection accuracy can be seriously influenced.
In the process of implementing the utility model, the inventor finds that at least the following problems in the prior art are not solved: prior art is when using, after the pesticide production, generally carry out liquid medicine sample detection, and traditional liquid medicine sample detection is generally directly with straw or ladle directly get the liquid medicine, there is potential danger in carrying out the liquid medicine sample like this, and when examining, the volume requirement of the liquid medicine that detects at every turn is different, traditional method carries out the liquid medicine sample and will take a sample many times just can reach the volume of the liquid medicine that detects the needs at every turn, can't carry out accurate liquid medicine sample according to the measuring demand, and the accuracy requirement of analysis and detection to the liquid medicine volume is than higher.
Therefore, a sampling device for pesticide analysis and detection is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sampling device for pesticide analysis and detection, which can enable a pressing process to be more stable through a spring, further improve the precision of absorption and improve the accuracy of measurement, and can avoid the problem that the absorption accuracy is reduced due to the deflection of an air bag when the sampling device is pressed through a limit block, so that the measurement result is influenced.
In order to achieve the purpose, the utility model provides the following technical scheme: a sampling device for pesticide analysis and detection comprises a body, wherein a second-stage sampling device is fixedly connected to the central position of one side of the upper surface of the body, a first rubber tube is fixedly connected to the central position of the lower end of the second-stage sampling device, the first rubber tube penetrates through the inner wall of the body and extends into the body, a first-stage sampling device is fixedly connected to one end of the first rubber tube, a second rubber tube is fixedly connected to the inlet end of the first-stage sampling device, one end of the second rubber tube penetrates through the outer surface of the body and extends to the outside of the body, a liquid collecting body is fixedly connected to the end, extending to the outside, of the second rubber tube, a scale mark is arranged on the side surface of the liquid collecting body, and a liquid inlet pipe is fixedly connected to the edge position of the lower surface of the liquid collecting body;
the primary sampling device comprises a limiting block, an air bag, an extrusion plate, a push rod, a push plate and a spring; fixedly connected with stopper is put to internal surface one side central point of body, the one end fixedly connected with gasbag of a rubber tube, the gasbag laminates with the stopper mutually, the central point of the one end side surface of body puts through connection and has the push rod, the one end fixedly connected with push pedal of push rod, the marginal position fixedly connected with spring of the one end side surface of push pedal, the other end of push rod extends to the inside and the fixedly connected with stripper plate of body, the stripper plate laminates with the gasbag mutually.
Through setting up one-level sampling device, when needs take a sample to the liquid medicine, at first press the push pedal, make the push rod take place to remove, thereby promote the stripper plate and take place to remove, and then the extrusion gasbag, then relax the push pedal, under atmospheric pressure's effect, absorb the inside of liquid collection with the pesticide at last, through observing the scale mark, can judge the volume of absorbing, can make through setting up the spring that the process of pressing goes on more steady, and then improve the precision of absorbing, improve measuring accuracy, through setting up the stopper, can avoid when pressing, thereby the gasbag takes place the skew and leads to the accuracy of absorbing to reduce, and then influence measuring result's problem, this device simple structure, and convenient for operation, the accuracy of absorbing has been improved simultaneously.
Preferably, the secondary sampling device comprises a shell, a rectangular threaded rod, a rotating plate, a ball bearing, a piston and a pressure relief hole; the improved structure of the hydraulic cylinder is characterized in that a fixedly connected shell is arranged at the center of one side of the upper surface of the body, a rectangular threaded rod is arranged at the middle position inside the shell, a ball bearing is fixedly connected to one end of the rectangular threaded rod, a piston is fixedly connected to the outer circular surface of the ball bearing, the other end of the rectangular threaded rod penetrates through the outer surface of the shell and extends to the outside of the shell, a rotating plate is fixedly connected to the other end of the rectangular threaded rod, two pressure relief holes are symmetrically formed in the upper surface of the shell, and the rectangular threaded rod is connected with the shell in a threaded mode.
By arranging the secondary sampling device, when the requirement on the accuracy of the volume of the liquid to be detected is higher or the requirement on the detection result is higher, the liquid to be detected is firstly sucked by the secondary sampling device, when the liquid level of the liquid to be detected is about to reach the required scale, the pressing is stopped, then the rotating plate is rotated, the rectangular threaded rod is driven to rotate due to the rotation of the rotating plate, the piston is driven to move upwards due to the threaded connection of the side surface of the rectangular threaded rod and the shell, so that the liquid to be detected can be sucked into the liquid collecting body, the piston can be prevented from rotating by arranging the ball bearing, compressed gas can be discharged by arranging the pressure relief hole, the device is easier to work, the piston is sucked in a rotating mode, the piston is stably and slowly moved upwards, and the accuracy of the amount of the liquid to be detected is improved, and further improves the accuracy of the detection result.
Preferably, a layer of anti-skid grains is arranged on the side surface of the rotating plate.
Through setting up anti-skidding line, can increase the frictional force of finger and rotor plate, prevent the problem that the finger skidded, improved pivoted stationarity to the precision of drawing has been improved.
Preferably, a pressing groove is formed in the center of one end side surface of the body.
Through setting up and pressing the groove, can conveniently press, also can prevent simultaneously that the finger from skidding, consequently improved the use comfort level of this device.
Preferably, the position of the inner side wall of the body, which is close to the push rod, is fixedly connected with a limiting cylinder, and the inner circular surface of the limiting cylinder is movably connected with the side surface of the push rod.
Through setting up a spacing section of thick bamboo, can avoid when pressing the push pedal, because the push rod produces the skew to the influence draws the going on problem of work.
Preferably, the four edges of the body are provided with arc angles.
Through setting up the arc angle, can be more convenient take and place this device, further improvement the use comfort level of this device.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the primary sampling device is arranged, the pressing process can be more stable by arranging the spring, the suction accuracy is further improved, the measurement accuracy is improved, and the problem that the suction accuracy is reduced and the measurement result is influenced due to the fact that the air bag deflects when the air bag is pressed can be solved by arranging the limiting block.
2. According to the utility model, the secondary sampling device is arranged, the ball bearing is arranged to prevent the piston from rotating, the pressure relief hole is arranged to discharge compressed gas, so that the device is easier to work, the piston is sucked in a rotating mode, and the piston moves upwards stably and slowly, so that the accuracy of the amount of the liquid to be detected is improved, and the accuracy of the detection result is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a view showing the construction of the working portion of the present invention;
FIG. 3 is a structural view of a primary sampling device of the present invention;
FIG. 4 is a structural view of a two-stage sampling device of the present invention.
In the figure: 1. a body; 2. a primary sampling device; 21. a limiting block; 22. an air bag; 23. a pressing plate; 24. a push rod; 25. Pushing the plate; 26. a spring; 3. a first rubber tube; 4. a secondary sampling device; 41. a housing; 42. a rectangular threaded rod; 43. a rotating plate; 44. a ball bearing; 45. a piston; 46. a pressure relief hole; 5. a second rubber tube; 6. collecting liquid; 7. a liquid inlet pipe; 8. Scale lines; 9. a limiting cylinder; 10. pressing the groove; 11. an arc angle; 12. and (4) anti-skid lines.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the present invention provides a sampling device for analyzing and detecting pesticides, which comprises:
a sampling device for pesticide analysis and detection is shown in figure 1 and comprises a body 1, wherein a second-stage sampling device 4 is fixedly connected to the center of one side of the upper surface of the body 1, a first rubber tube 3 is fixedly connected to the center of the lower end of the second-stage sampling device 4, the first rubber tube 3 penetrates through the inner wall of the body 1 and extends into the body, a first-stage sampling device 2 is fixedly connected to one end of the first rubber tube 3, a second rubber tube 5 is fixedly connected to the inlet end of the first-stage sampling device 2, one end of the second rubber tube 5 penetrates through the outer surface of the body 1 and extends to the outside of the body, a liquid collecting body 6 is fixedly connected to one end of the second rubber tube 5 extending to the outside of the body, scale marks 8 are arranged on the side surface of the liquid collecting body 6, and a liquid inlet pipe 7 is fixedly connected to the edge position of the lower surface of the liquid collecting body 6;
the primary sampling device 2 comprises a limiting block 21, an air bag 22, an extrusion plate 23, a push rod 24, a push plate 25 and a spring 26; fixedly connected with stopper 21 is put to internal surface one side central point of body 1, the one end fixedly connected with gasbag 22 of rubber tube 3, gasbag 22 laminates with stopper 21 mutually, the central point of the one end side surface of body 1 puts through connection and has push rod 24, the one end fixedly connected with push pedal 25 of push rod 24, the marginal position fixedly connected with spring 26 of the one end side surface of push pedal 25, the other end of push rod 24 extends to the inside and the fixedly connected with stripper plate 23 of body 1, stripper plate 23 laminates with gasbag 22 mutually.
Through adopting the above-mentioned technical scheme, when needs take a sample to the liquid medicine, at first press push pedal 25, make push rod 24 take place to remove, thereby promote stripper plate 23 and take place to remove, and then extrude gasbag 22, then relax push pedal 25, under the effect of atmospheric pressure, absorb the inside of liquid collection 6 with the pesticide at last, through observing scale mark 8, can judge the volume of absorbing, can make through setting up spring 26 and press the process go on more steady, and then improve the precision of absorbing, improve the measuring accuracy, through setting up stopper 21, can avoid when pressing, thereby gasbag 22 takes place the skew and leads to the accuracy of absorbing to reduce, and then influence measuring result's problem, this device simple structure, and convenient for operation, the accuracy of absorbing has been improved simultaneously.
Specifically, as shown in fig. 4, the secondary sampling device 4 includes a housing 41, a rectangular threaded rod 42, a rotating plate 43, a ball bearing 44, a piston 45, and a pressure relief hole 46; the improved structure of the pressure cooker comprises a body 1, and is characterized in that a shell 41 is fixedly connected to the center of one side of the upper surface of the body 1, a rectangular threaded rod 42 is arranged at the middle position inside the shell 41, a ball bearing 44 is fixedly connected to one end of the rectangular threaded rod 42, a piston 45 is fixedly connected to the outer circular surface of the ball bearing 44, the other end of the rectangular threaded rod 42 penetrates through the outer surface of the shell 41 and extends to the outside of the shell, a rotating plate 43 is fixedly connected to the other end of the rectangular threaded rod 42, two pressure relief holes 46 are symmetrically formed in the upper surface of the shell 41, and the rectangular threaded rod 42 is in threaded connection with the shell 41.
By adopting the technical scheme, when the requirement on the accuracy of the volume of the liquid to be detected is higher or the requirement on the detection result is higher, the liquid to be detected is firstly sucked by the secondary sampling device 4, when the liquid level of the liquid to be detected is about to reach the required scale, the pressing is stopped, then the rotating plate 43 is rotated, the rectangular threaded rod 42 is driven to rotate due to the rotation of the rotating plate 43, the piston 45 is driven to move upwards due to the threaded connection of the side surface of the rectangular threaded rod 42 and the shell 41, so that the liquid to be detected can be sucked into the liquid collecting body 6, the piston 45 can be prevented from rotating by arranging the ball bearing 44, the compressed gas can be discharged by arranging the pressure relief hole 46, the device can work more easily, the piston 45 is sucked by the rotating mode, the piston 45 moves upwards stably and slowly, so that the accuracy of the amount of the liquid to be detected is further improved, and further improves the accuracy of the detection result.
Specifically, as shown in fig. 4, the side surface of the rotating plate 43 is provided with a layer of anti-slip threads 12.
Through adopting above-mentioned technical scheme, through setting up anti-skidding line 12, can increase the frictional force of finger and rotor plate 43, prevented the problem that the finger skidded, improved pivoted stationarity to the precision of drawing has been improved.
Specifically, as shown in fig. 1, a pressing groove 10 is formed in a central position of one end side surface of the body 1.
Through adopting above-mentioned technical scheme, through setting up and pressing groove 10, can conveniently press, also can prevent simultaneously that the finger from skidding, consequently improved the use comfort level of this device.
Specifically, as shown in fig. 2, a position of the inner side wall of the body 1 close to the push rod 24 is fixedly connected with a limiting cylinder 9, and an inner circular surface of the limiting cylinder 9 is movably connected with a side surface of the push rod 24.
Through adopting above-mentioned technical scheme, through setting up spacing section of thick bamboo 9, can avoid when pressing push pedal 25, because push rod 24 produces the skew to the influence draws the problem of going on of work.
Specifically, as shown in fig. 1, arc angles 11 are arranged at four corners of the body 1.
By adopting the technical scheme, the arc angle 11 is arranged, so that the device can be taken and placed more conveniently, and the use comfort of the device is further improved.
The working principle is as follows: when the pesticide needs to be sampled, the push plate 25 is pressed firstly, the push rod 24 moves, the extrusion plate 23 is pushed to move, the air bag 22 is extruded, the push plate 25 is loosened, the pesticide is absorbed into the liquid collection body 6 under the action of atmospheric pressure, the absorption amount can be judged by observing the scale mark 8, the pressing process can be more stable by arranging the spring 26, the absorption accuracy is improved, the measurement accuracy is improved, and the problem that the absorption accuracy is reduced due to the fact that the air bag 22 deviates during pressing and the measurement result is influenced can be solved by arranging the limiting block 21; when the requirement on the accuracy of the volume of the liquid to be measured is higher or the requirement on the detection result is higher, the liquid to be measured is firstly sucked by the secondary sampling device 4, when the liquid level of the liquid to be measured is about to reach the required scale, the pressing is stopped, then the rotating plate 43 is rotated, the rectangular threaded rod 42 is driven to rotate due to the rotation of the rotating plate 43, the piston 45 is driven to move upwards due to the threaded connection of the side surface of the rectangular threaded rod 42 and the shell 41, the liquid to be measured can be sucked into the liquid collecting body 6, the piston 45 can be prevented from rotating by arranging the ball bearing 44, the compressed gas can be discharged by arranging the pressure relief hole 46, the device is easier to work, the piston 45 is sucked by the rotating mode, the piston 45 is enabled to move upwards smoothly and slowly, and the accuracy of the amount of the liquid to be measured is improved, and further improves the accuracy of the detection result.
The electric elements in the document are electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the product model provided by the utility model is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the utility model, the product model is a technical scheme of the optimal application of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is familiar to the technical personnel in the field, so that the technical scheme provided by the utility model can clearly obtain the corresponding use effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 sampling device for pesticide analysis and detection, includes body (1), its characterized in that: the device comprises a body (1), a second-stage sampling device (4) is fixedly connected to the center of one side of the upper surface of the body (1), a first rubber tube (3) is fixedly connected to the center of the lower end of the second-stage sampling device (4), the first rubber tube (3) penetrates through the inner wall of the body (1) and extends into the inner wall of the body, a first-stage sampling device (2) is fixedly connected to one end of the first rubber tube (3), a second rubber tube (5) is fixedly connected to the inlet end of the first-stage sampling device (2), one end of the second rubber tube (5) penetrates through the outer surface of the body (1) and extends to the outside of the body, a liquid collecting body (6) is fixedly connected to one end of the second rubber tube (5) extending to the outside of the body, scale marks (8) are arranged on the side surface of the liquid collecting body (6), and a liquid inlet pipe (7) is fixedly connected to the edge of the lower surface of the liquid collecting body (6);
the primary sampling device (2) comprises a limiting block (21), an air bag (22), an extrusion plate (23), a push rod (24), a push plate (25) and a spring (26); fixedly connected with stopper (21) is put at internal surface one side center of body (1), one end fixedly connected with gasbag (22) of a rubber tube (3), gasbag (22) and stopper (21) laminate mutually, the central point of the one end side surface of body (1) puts through connection and has push rod (24), the one end fixedly connected with push pedal (25) of push rod (24), the marginal position fixedly connected with spring (26) of the one end side surface of push pedal (25), the other end of push rod (24) extends to the inside and fixedly connected with stripper plate (23) of body (1), stripper plate (23) laminate mutually with gasbag (22).
2. The sampling device for pesticide analysis and detection according to claim 1, characterized in that: the secondary sampling device (4) comprises a shell (41), a rectangular threaded rod (42), a rotating plate (43), a ball bearing (44), a piston (45) and a pressure relief hole (46); the improved structure of the pressure cooker is characterized in that a shell (41) is fixedly connected to the center of one side of the upper surface of the body (1), a rectangular threaded rod (42) is arranged in the middle of the inside of the shell (41), a ball bearing (44) is fixedly connected to one end of the rectangular threaded rod (42), a piston (45) is fixedly connected to the outer circular surface of the ball bearing (44), the other end of the rectangular threaded rod (42) penetrates through the outer surface of the shell (41) and extends to the outside of the shell, a rotating plate (43) is fixedly connected to the other end of the rectangular threaded rod (42), two pressure relief holes (46) are symmetrically formed in the upper surface of the shell (41), and the rectangular threaded rod (42) is in threaded connection with the shell (41).
3. The sampling device for analytical detection of agricultural chemicals according to claim 2, wherein; the side surface of the rotating plate (43) is provided with a layer of anti-skid grains (12).
4. The sampling device for pesticide analysis and detection according to claim 1, characterized in that: a pressing groove (10) is arranged at the central position of the side surface of one end of the body (1).
5. The sampling device for pesticide analysis and detection according to claim 1, characterized in that: the position, close to the push rod (24), of the inner side wall of the body (1) is fixedly connected with a limiting cylinder (9), and the inner circular surface of the limiting cylinder (9) is movably connected with the side surface of the push rod (24).
6. The sampling device for pesticide analysis and detection according to claim 1, characterized in that: the four edges of the body (1) are provided with arc angles (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122255951.1U CN216160234U (en) | 2021-09-16 | 2021-09-16 | Sampling device for pesticide analysis and detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122255951.1U CN216160234U (en) | 2021-09-16 | 2021-09-16 | Sampling device for pesticide analysis and detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216160234U true CN216160234U (en) | 2022-04-01 |
Family
ID=80851498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122255951.1U Expired - Fee Related CN216160234U (en) | 2021-09-16 | 2021-09-16 | Sampling device for pesticide analysis and detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216160234U (en) |
-
2021
- 2021-09-16 CN CN202122255951.1U patent/CN216160234U/en not_active Expired - Fee Related
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Granted publication date: 20220401 |