CN210604395U

CN210604395U - Multi-component pesticide residue detection device in agricultural products

Info

Publication number: CN210604395U
Application number: CN201921196183.3U
Authority: CN
Inventors: 沈慧慧; 何薇; 宋洪波
Original assignee: Aksu Customs Of People's Republic Of China
Current assignee: Aksu Customs Of People's Republic Of China
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-05-22
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a multi-component pesticide residue detection device in agricultural products, which comprises a body, wherein a supporting platform is arranged on the body, a reaction cup is placed on the supporting platform, a heat preservation box body and a buffer storage cylinder are arranged above the reaction cup, an isolation box body is arranged in the heat preservation box body, three reagent storage cylinders are arranged in the isolation box body, the bottoms of the buffer storage cylinder and each reagent storage cylinder are connected with a conveying pipe, the conveying pipes are connected with flow valves, and the flow valves are positioned above the reaction cup; the insulation box body and the isolation box body are provided with an insulation cavity, a thermometer is arranged in the insulation cavity, the top of the insulation box body is provided with a feed inlet used for adding a refrigeration material, and the feed inlet is communicated with the insulation cavity and is internally provided with a detachable plug. The device does not need to take the color developing agent, the substrate and the cholinesterase from the refrigerator, is more convenient and faster to operate, is favorable for improving the detection efficiency, and is particularly suitable for departments such as food safety monitoring stations and the like which need frequent detection.

Description

Multi-component pesticide residue detection device in agricultural products

Technical Field

The utility model belongs to the check out test set field, especially a multicomponent pesticide residue detection device in agricultural product.

Background

The development of agricultural industrialization makes the production of agricultural products depend on exogenous substances such as pesticides, antibiotics and hormones. The amount of agricultural chemicals in agricultural products in China is high, and the unreasonable use of the substances can lead to the overproof pesticide residues in the agricultural products, influence the edible safety of consumers, and cause the consumers to have diseases and abnormal development in serious cases, even directly cause poisoning and death. The existing pesticide residue rapid detection methods are various in types, and are mainly divided into two main types based on the principle: biochemical assays and chromatographic assays. The enzyme inhibition rate method in the biochemical determination method is listed as a national recommended standard method (GB/T5009.199-2003) due to the characteristics of rapidness, sensitivity, simple and convenient operation, low cost and the like, becomes one of the mainstream technologies for carrying out on-site rapid qualitative primary screening detection on various pesticide residues such as organic phosphorus, carbamates and the like in fruits and vegetables, and is increasingly widely applied.

The pesticide residue rapid detector is a pesticide residue detection device which is developed by combining a rapid detection method according to an enzyme inhibition rate method in a national standard (GB/T5009.199-2003) and an agricultural standard method (NY/T448-2001), can accurately and rapidly detect the residual quantity of organophosphorus and carbamate pesticides in vegetables and fruits, and can refer to the invention patent application with the application number of 201810369694.4. The reagent required by the pesticide residue rapid measuring instrument comprises buffer solution, color developing agent, substrate and cholinesterase, wherein the buffer solution is stored at normal temperature, and the color developing agent, the substrate and the cholinesterase are required to be stored at 4 ℃, so the reagent is generally stored in a refrigerator and taken out of the refrigerator when in use. For a food safety monitoring station, frequent reagent taking is required, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multicomponent pesticide residue detection device in convenient to use's agricultural product is applicable to departments such as food safety monitoring station that need frequently detect.

The purpose of the utility model is realized like this: a multi-component pesticide residue detection device in agricultural products comprises a body, wherein a supporting platform is arranged on the body, at least two reaction cups are placed on the supporting platform, a heat preservation box body and a buffer liquid storage cylinder are arranged above the reaction cups, a detachable top cover is arranged at the top of the heat preservation box body, an isolation box body is arranged inside the heat preservation box body, three vertical reagent storage cylinders are arranged in the isolation box body, the buffer liquid storage cylinder and the bottom of each reagent storage cylinder are connected with a conveying pipe, the lower end of each conveying pipe penetrates through the heat preservation box body, the lower end of each conveying pipe is connected with a flow valve, and the flow valves are located above the reaction cups; the insulation box is characterized in that an insulation cavity is arranged between the insulation box body and the isolation box body, a thermometer is arranged in the insulation cavity, a feed inlet used for adding a refrigeration material is arranged at the top of the insulation box body, and a detachable plug is arranged in the feed inlet, communicated with the insulation cavity and in the feed inlet.

Further, the side walls of the three reagent storage cartridges and the buffer storage cartridge are provided with scales and readings.

Further, the buffer solution storage cylinder has an inner diameter of 15 to 20cm, and the reagent storage cylinder has an inner diameter of 1.5 to 4 cm.

Furthermore, a drain pipe is arranged at the bottom of the heat preservation cavity, and a drain valve is arranged on the drain pipe.

Further, the isolation box body is a stainless steel box body.

Further, the top cover is connected with the heat preservation box body in a buckling mode.

The utility model has the advantages that: this device can be preserved buffer solution in a buffer solution storage cylinder, with the colour development agent, substrate and cholinesterase are saved respectively in 3 reagent storage cylinders, can take buffer solution very conveniently during the use, the colour development agent, substrate and cholinesterase, and owing to with the colour development agent, substrate and cholinesterase are preserved in the incubator, set up the thermometer in the incubator and examine real-time temperature measurement, accessible charge door adds the material of regulating temperature like ice etc, can make colour development agent, substrate and cholinesterase preserve under suitable temperature, ensure the effective effect of reagent.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in figure 1, the utility model discloses a multicomponent pesticide residue detection device in agricultural product, including body 1, be provided with supporting platform 2 on the body 1, placed two at least reaction cups 3 on supporting platform 2, reaction cup 3 can be glass quilt, places naturally on supporting platform 2, can conveniently remove. Other structures of the body 1 are conventional structures.

The upper portion of reaction cup 3 is provided with insulation box 4 and buffer solution storage cylinder 13, and buffer solution storage cylinder 13 is used for storing buffer solution, and buffer solution is preserved at normal atmospheric temperature can, therefore sets up it outside insulation box 4. The heat preservation box body 4 is used for preserving the color developing agent, the substrate and the cholinesterase, the heat preservation box body 4 is made of the existing heat preservation material, the heat exchange speed inside and outside the heat preservation box body 4 is reduced, and the preservation time of the reagent is prolonged. The inside of insulation box 4 is provided with keeps apart the box 6, keep apart and be provided with three vertical reagent storage tube 7 in the box 6, three reagent storage tube 7 is used for storing developer, substrate and cholinesterase respectively, and the bottom of buffer solution storage tube 13 and every reagent storage tube 7 is connected with conveyer pipe 8, insulation box 4 is run through to conveyer pipe 8's lower extreme, and conveyer pipe 8's lower extreme is connected with flow valve 9, flow valve 9 is located the top of reaction cup 3. During the detection, the staff takes up reaction cup 3, moves reaction cup 3 to the below of flow valve 9, then opens flow valve 9, can let in reaction cup 3 with the reality in the reagent storage cylinder 7, and the volume of taking of reagent reaches and closes flow valve 9 when requiring can, and it is very convenient and fast to take and use, need not take out reagent from the refrigerator and add in reaction cup 3. The insulation box is characterized in that an insulation cavity 10 is arranged between the insulation box body 4 and the isolation box body 6, a thermometer 11 is arranged in the insulation cavity 10, a feed inlet used for adding a refrigerating material is arranged at the top of the insulation box body 4, and a detachable plug 12 is arranged in the feed inlet and communicated with the insulation cavity 10. Thermometer 11 is used for detecting the temperature in heat preservation chamber 10, can adopt current digital display temperature sensor, and its display screen is installed at heat preservation box 4 outer walls, and the sensor part is installed in heat preservation chamber 10, can direct display testing result to the staff reads data. When the temperature in the heat preservation cavity 10 rises to 5 ℃, the plug 12 can be pulled out, crushed ice is added into the heat preservation cavity 10 through the feed inlet, and the temperature of the heat preservation cavity 10 can be reduced after the crushed ice is melted. The top of the incubator body 4 has a detachable top cover 5, and the top cover 5 can be detached to add a reagent to the reagent storage cartridge.

The lateral wall of three reagent storage tube 7 and buffer storage tube 13 all is provided with scale and reading, and the reading is the volume that corresponds the scale position to in observing and the reagent volume in three reagent storage tube 7 of record and the buffer storage tube 13, can add reagent according to the use demand.

Because the demand of buffer solution is great when detecting at every turn, every reaction cup 3 needs 500ml, and the demand of colour-developing agent, substrate and cholinesterase is less, therefore buffer solution storage tube 13's volume should be great, and reagent storage tube 7's volume is less, specifically, buffer solution storage tube 13's internal diameter is 15 to 20cm, reagent storage tube 7's internal diameter is 1.5 to 4cm, and simultaneously, the conveyer pipe 8 pipe diameter of buffer solution storage tube 13 bottom is great to improve buffer solution addition efficiency, and the conveyer pipe 8 pipe diameter of reagent storage tube 7 bottom is less, so that control reagent addition more accurately.

The refrigeration material generally adopts crushed ice which becomes water after being melted, and along with the addition of the refrigeration material, the water in the heat preservation cavity 10 is more and more, therefore, a drain pipe 14 is arranged at the bottom of the heat preservation cavity 10, and a drain valve 15 is arranged on the drain pipe 14. After a period of use, the water discharge valve 15 is opened, and new ice blocks are added after the water in the heat preservation cavity 10 is discharged.

The isolation box 6 may be made of plastic, and preferably, the isolation box 6 is a stainless steel box.

The top cover 5 is buckled with the heat preservation box body 4, and the assembly and disassembly are very convenient.

In conclusion, the device does not need to take the color-developing agent, the substrate and the cholinesterase from the refrigerator, is more convenient and faster to operate, is favorable for improving the detection efficiency, and is particularly suitable for departments such as food safety monitoring stations and the like which need frequent detection.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 multicomponent pesticide residue detection device in agricultural product, includes body (1), is provided with supporting platform (2) on body (1), has placed two at least reaction cups (3) on supporting platform (2), its characterized in that: a heat preservation box body (4) and buffer liquid storage cylinders (13) are arranged above the reaction cup (3), a detachable top cover (5) is arranged at the top of the heat preservation box body (4), an isolation box body (6) is arranged inside the heat preservation box body (4), three vertical reagent storage cylinders (7) are arranged in the isolation box body (6), the buffer liquid storage cylinders (13) and the bottoms of the reagent storage cylinders (7) are connected with conveying pipes (8), the lower ends of the conveying pipes (8) penetrate through the heat preservation box body (4), the lower ends of the conveying pipes (8) are connected with flow valves (9), and the flow valves (9) are located above the reaction cup (3); the insulation box is characterized in that an insulation cavity (10) is arranged between the insulation box body (4) and the isolation box body (6), a thermometer (11) is arranged in the insulation cavity (10), a feed inlet used for adding a refrigeration material is formed in the top of the insulation box body (4), and a detachable plug (12) is arranged in the feed inlet, communicated with the insulation cavity (10) and in the feed inlet.

2. The apparatus for detecting multicomponent pesticide residue in agricultural products of claim 1, wherein: the side walls of the three reagent storage cylinders (7) and the buffer liquid storage cylinder (13) are provided with scales and readings.

3. The apparatus for detecting multicomponent pesticide residue in agricultural products of claim 1, wherein: the buffer solution storage cylinder (13) has an inner diameter of 15 to 20cm, and the reagent storage cylinder (7) has an inner diameter of 1.5 to 4 cm.

4. The apparatus for detecting multicomponent pesticide residue in agricultural products of claim 1, wherein: the bottom of the heat preservation cavity (10) is provided with a drain pipe (14), and the drain pipe (14) is provided with a drain valve (15).

5. The apparatus for detecting multicomponent pesticide residue in agricultural products of claim 1, wherein: the isolation box body (6) is a stainless steel box body.

6. The apparatus for detecting multicomponent pesticide residue in agricultural products of claim 1, wherein: the top cover (5) is buckled with the heat preservation box body (4).