CN217277123U

CN217277123U - Sampling device for pesticide residue detection

Info

Publication number: CN217277123U
Application number: CN202220247988.1U
Authority: CN
Inventors: 闫杰; 王郁芳; 严赫; 陈良佩; 李书越
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2022-02-01
Filing date: 2022-02-01
Publication date: 2022-08-23
Anticipated expiration: 2032-02-01

Abstract

The utility model provides a sampling device for pesticide residue detection belongs to the technical field of sampling, including the shell, set up broken wall chamber, washing liquid chamber and installation cavity in the shell, the installation cavity is located the downside of broken wall chamber and washing liquid chamber, and the rotation is connected with the broken wall leaf in the broken wall chamber, and the washing liquid is stored in the washing liquid chamber, is provided with drive assembly in the installation cavity, and drive assembly is used for driving the rotation of broken wall leaf, is provided with suction assembly in the washing liquid chamber, and suction assembly is used for extracting the washing liquid and gets into in the broken wall chamber; directly take a sample through the sampler, then clear up the residue in the broken wall intracavity to get into the broken wall intracavity through the quantitative washing liquid of miniature pump suction, the cooperation clear water washs, uses in a flexible way, is convenient for detect, conveniently washs the residue, has improved detection efficiency.

Description

Sampling device for pesticide residue detection

Technical Field

The utility model belongs to the technical field of the sample, concretely relates to pesticide residue detects uses sampling device.

Background

After the pesticide preparation is directly applied to crops, pesticide residues in the agricultural products exceed the standard due to the fact that the pesticide is attached to the agricultural products, and eating safety of consumers is affected, so that the pesticide residues of the agricultural products need to be detected through some reagents, the pesticide dosage of agricultural products in China is high, the pesticide residues in the agricultural products exceed the standard due to unreasonable use of the substances, eating safety of the consumers is affected, and the consumers are pathogenic, abnormal in development and even directly killed due to poisoning in serious cases.

When current crops pesticide residue detected the sample, can't carry out the broken wall sample to the sample fast, inconvenient the washing after the sample, next sample of unable quick sample causes sampling efficiency lower, influences the in-service use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pesticide residue detects uses sampling device aims at solving the above-mentioned problem that exists among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a pesticide residue detects uses sampling device, includes the shell, set up broken wall chamber, washing sap cavity and installation cavity in the shell, the installation cavity is located the downside in broken wall chamber and washing sap cavity, the broken wall intracavity rotates and is connected with the broken wall leaf, the washing liquid is stored in the washing liquid intracavity, be provided with drive assembly in the installation cavity, drive assembly is used for driving the broken wall leaf and rotates, be provided with the suction subassembly in the washing sap cavity, the suction subassembly is used for extracting the washing liquid and gets into the broken wall intracavity.

As a preferred scheme, drive assembly includes pinion, step motor and gear wheel, the lower extreme of broken wall leaf runs through the last inner wall of installation cavity, pinion fixed connection is in the lower extreme of broken wall leaf, step motor fixed connection is in the lower inner wall of installation cavity, gear wheel fixed connection is in step motor's output, the gear wheel meshes with the pinion mutually.

As an optimal scheme of the utility model, the suction subassembly includes miniature pump and drain pipe, miniature pump fixed connection is in the lower inner wall in washing liquid chamber, the one end fixed connection of drain pipe is in miniature pump's output, the other end of drain pipe runs through the inner wall in broken wall chamber.

As an optimal scheme, installation intracavity fixedly connected with battery, step motor and miniature pump all with battery electric connection.

As an optimized scheme, the lateral part fixedly connected with draw-in groove of shell, can dismantle in the draw-in groove and be connected with the sampler.

As an optimized scheme, the inlet has been seted up to the upside of shell, inlet and washing sap cavity intercommunication, threaded connection has the bung hole on the inlet, the upside in broken wall chamber can be dismantled and be connected with the cork.

As an optimized scheme of the utility model, the transparent plate is installed in the outside of shell, the transparent plate is located one side of broken wall leaf.

Compared with the prior art, the beneficial effects of the utility model are that:

1. during the use, at first open the cork, to wait that the crops and the appropriate amount water that detect are placed in the broken wall intracavity, then start step motor, output through step motor drives the gear wheel and rotates, it is high-speed rotatory to drive broken wall leaf at last, utilize the broken wall leaf to carry out quick broken wall to crops, directly take a sample through the sampler, then clear up the residue in the broken wall intracavity, and get into the broken wall intracavity through the quantitative washing liquid of miniature pump suction, the cooperation clear water washs, the use is nimble, be convenient for detect, conveniently wash the residue, and the detection efficiency is improved.

2. The utility model discloses the battery is used for supplying power to step motor and micro-water pump, prolongs the continuation of the journey of this device, can use under the condition of no power supply, conveniently carries, can the inside in direct observation broken wall chamber through the transparent plate, makes things convenient for the staff to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a schematic diagram of the explosion structure of the present invention;

fig. 4 is a schematic sectional view of the present invention.

In the figure: 1. a housing; 2. a wall breaking cavity; 3. a cleaning fluid chamber; 4. a mounting cavity; 5. a pinion gear; 6. a stepping motor; 7. a bull gear; 8. a storage battery; 9. a micro water pump; 10. a liquid outlet pipe; 11. a liquid inlet; 12. plugging the opening; 13. plug pulling; 14. a card slot; 15. a sampler; 16. a transparent plate; 17. breaking the wall of the leaves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 to 4, the technical solution provided by the present embodiment is as follows:

the utility model provides a pesticide residue detects uses sampling device, which comprises an outer shell 1, set up broken wall chamber 2 in the shell 1, wash liquor chamber 3 and installation cavity 4, installation cavity 4 is located the downside of broken wall chamber 2 and

wash liquor chamber

3, 2 internal rotations in broken wall chamber are connected with broken wall leaf 17, the washing liquid has been stored in wash liquor chamber 3, be provided with drive assembly in the installation cavity 4, drive assembly is used for driving broken wall leaf 17 and rotates, be provided with the suction subassembly in the wash liquor chamber 3, the suction subassembly is used for extracting the washing liquid and gets into in broken wall chamber 2.

In the embodiment of the utility model, at first open the plug 13, to wait to detect crops and appropriate amount water and place in broken wall chamber 2, then start step motor 6, output through step motor 6 drives gear wheel 7 and rotates, it is high-speed rotatory to drive broken wall leaf 17 at last, utilize broken wall leaf 17 to carry out quick broken wall to crops, open plug 13 and take out sampler 15 after the broken wall is accomplished, through 15 direct samplings of sampler, the back has been taken a sample, the residue in clearance broken wall chamber 2, and get into broken wall chamber 2 through the quantitative washing liquid of miniature pump 9 suction, the cooperation clear water washs, realize nimble use, be convenient for detect, conveniently wash the residue, improve detection efficiency.

Specifically, drive assembly includes pinion 5, step motor 6 and gear wheel 7, and the upper inner wall of installation cavity 4 is run through to the lower extreme of broken wall leaf 17, and pinion 5 fixed connection is in the lower extreme of broken wall leaf 17, and step motor 6 fixed connection is in the lower inner wall of installation cavity 4, and gear wheel 7 fixed connection is in step motor 6's output, and gear wheel 7 meshes with pinion 5 mutually.

The utility model discloses an in the embodiment, output through step motor 6 drives gear wheel 7 and rotates, and gear wheel 7 drives pinion 5 and rotates at a high speed to drive the high-speed rotation of broken wall leaf 17, reach the purpose of broken crops.

Specifically, the suction assembly comprises a micro water pump 9 and a liquid outlet pipe 10, the micro water pump 9 is fixedly connected to the lower inner wall of the cleaning liquid cavity 3, one end of the liquid outlet pipe 10 is fixedly connected to the output end of the micro water pump 9, and the other end of the liquid outlet pipe 10 penetrates through the inner wall of the wall breaking cavity 2.

The utility model discloses an in the embodiment, miniature pump 9 is located cleaning solution chamber 3, through miniature pump 9 with washing solution suction drain pipe 10 in, the washing solution gets into broken wall chamber 2 through miniature pump 9 in to the convenience washs broken wall chamber 2, can open broken wall leaf 17 during the washing simultaneously for wash speed.

Specifically, fixedly connected with battery 8 in installation cavity 4, step motor 6 and miniature pump 9 all with battery 8 electric connection.

The utility model discloses an in the embodiment, battery 8 is used for prolonging the continuation of the journey of this device to step motor 6 and the power supply of miniature pump 9, can use under the condition of no power, conveniently carries.

Specifically, the lateral part of the housing 1 is fixedly connected with a clamping groove 14, and a sampler 15 is detachably connected in the clamping groove 14.

The utility model discloses an in the embodiment, sampler 15 can directly take out to directly take a sample to crops after the broken wall, conveniently carry.

Specifically, inlet 11 has been seted up to the upside of shell 1, inlet 11 and cleaning solution chamber 3 intercommunication, and threaded connection has stopper mouth 12 on the inlet 11, and the upside in broken wall chamber 2 can be dismantled and be connected with plug 13.

The utility model discloses an in the concrete embodiment, inlet 11 is used for adding the washing liquid in the washing liquid chamber 3, and plug 13 is used for opening or closes broken wall chamber 2, rational in infrastructure, convenient operation.

Specifically, a transparent plate 16 is installed on the outer side of the housing 1, and the transparent plate 16 is located on one side of the wall breaking leaf 17.

In the embodiment of the present invention, the transparent plate 16 can be directly used for observing the inside of the wall breaking cavity 2, which is convenient for the worker to use.

The working principle is as follows: at first, open the cork 13, will wait to detect crops and the appropriate amount of water is placed in broken wall chamber 2, then start step motor 6, output through step motor 6 drives gear wheel 7 and rotates, it is high-speed rotatory to drive broken wall leaf 17 at last, utilize broken wall leaf 17 to carry out quick broken wall to crops, open cork 13 and take out sampler 15 after the broken wall is accomplished, directly take a sample through sampler 15, after taking a sample, clear up the residue in broken wall chamber 2, and get into in broken wall chamber 2 through miniature pump 9 suction quantitative washing liquid, the cooperation clear water is washd, realize nimble use, be convenient for detect, conveniently wash the residue, improve detection efficiency.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pesticide residue detects uses sampling device, includes shell (1), its characterized in that, set up broken wall chamber (2), washing liquid chamber (3) and installation cavity (4) in shell (1), installation cavity (4) are located the downside of broken wall chamber (2) and washing liquid chamber (3), broken wall chamber (2) internal rotation is connected with broken wall leaf (17), washing liquid chamber (3) internal storage has the washing liquid, be provided with drive assembly in installation cavity (4), drive assembly is used for driving broken wall leaf (17) and rotates, be provided with the suction subassembly in the washing liquid chamber (3), the suction subassembly is used for extracting the washing liquid and gets into in broken wall chamber (2).

2. The sampling device for detecting pesticide residue according to claim 1, characterized in that: drive assembly includes pinion (5), step motor (6) and gear wheel (7), the lower extreme of broken wall leaf (17) runs through the last inner wall of installation cavity (4), pinion (5) fixed connection is in the lower extreme of broken wall leaf (17), step motor (6) fixed connection is in the lower inner wall of installation cavity (4), gear wheel (7) fixed connection is in the output of step motor (6), gear wheel (7) mesh with pinion (5) mutually.

3. The sampling device for detecting pesticide residue according to claim 2, characterized in that: the suction assembly comprises a micro water pump (9) and a liquid outlet pipe (10), the micro water pump (9) is fixedly connected to the lower inner wall of the cleaning liquid cavity (3), one end of the liquid outlet pipe (10) is fixedly connected to the output end of the micro water pump (9), and the other end of the liquid outlet pipe (10) penetrates through the inner wall of the wall breaking cavity (2).

4. The sampling device for pesticide residue detection according to claim 3, characterized in that: fixedly connected with battery (8) in installation cavity (4), step motor (6) and miniature pump (9) all with battery (8) electric connection.

5. The sampling device for pesticide residue detection according to claim 4, characterized in that: the lateral part fixedly connected with draw-in groove (14) of shell (1), can dismantle in draw-in groove (14) and be connected with sampler (15).

6. The sampling device for pesticide residue detection according to claim 5, characterized in that: liquid inlet (11) have been seted up to the upside of shell (1), liquid inlet (11) and washing liquid chamber (3) intercommunication, threaded connection has gag (12) on liquid inlet (11), the upside in broken wall chamber (2) can be dismantled and be connected with plug (13).

7. The sampling device for pesticide residue detection according to claim 6, characterized in that: a transparent plate (16) is installed on the outer side of the shell (1), and the transparent plate (16) is located on one side of the wall breaking leaf (17).