CN215812697U

CN215812697U - Quick detection device of pesticide residue

Info

Publication number: CN215812697U
Application number: CN202122081184.7U
Authority: CN
Inventors: 王磊; 王成云; 王博琪; 王成镇; 赵珍贵
Original assignee: Shanghai Shuaike Henan Chemical Co ltd
Current assignee: Shanghai Shuaike Henan Chemical Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a device for rapidly detecting pesticide residues, which relates to the technical field of pesticide residue detection and comprises a sealing cylinder, wherein the middle part of the sealing cylinder is rotatably connected with a threaded column, one end of the threaded column is fixedly connected with a rotating block, the rotating block is arranged on the outer side of the sealing cylinder, a cylindrical block, a spacer and an annular sponge are arranged on the inner side of the sealing cylinder, a threaded hole is formed in the middle part of the cylindrical block, the threaded hole is matched with the threaded column, a limiting strip is fixedly connected to the inner side of the sealing cylinder, limiting grooves are formed in two sides of the cylindrical block, the spacer is arranged on one side, far away from the rotating block, of the cylindrical block, a limiting ring is fixedly connected to the middle part of the spacer, the limiting ring is sleeved on the outer side of the threaded column, limiting notches are formed in two sides of the spacer, and the annular sponge is sleeved on the outer side of the limiting ring. This pesticide residue short-term test device has solved current pesticide residue short-term test device and has carried comparatively inconvenient and the lower problem of detection efficiency.

Description

Quick detection device of pesticide residue

Technical Field

The utility model relates to the technical field of pesticide residue detection, in particular to a device for quickly detecting pesticide residue.

Background

Due to the fact that the agricultural chemical is excessively applied to crops, the problem of pesticide residues in agricultural products and food in China is serious, and the over-standard pesticide residues happen occasionally, so that the health of people is seriously harmed. Therefore, a method for rapidly detecting pesticide residues in agricultural products and foods is urgently needed, and the physical health of people is guaranteed.

The existing device for rapidly detecting pesticide residues is large in size and inconvenient to carry, and can detect the pesticide residues again after the pesticide residues are generally cleaned after detection, so that the detection efficiency is low.

Therefore, it is necessary to provide a device for rapidly detecting pesticide residue to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a device for rapidly detecting pesticide residues, which is used for solving the problems that the existing device for rapidly detecting pesticide residues in the background art is inconvenient to carry and low in detection efficiency.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a pesticide residue rapid detection device comprises a sealing cylinder, wherein the middle part of the sealing cylinder is rotatably connected with a threaded column, one end of the threaded column is fixedly connected with a rotating block, the rotating block is arranged on the outer side of the sealing cylinder, the inner side of the sealing cylinder is provided with a cylindrical block, a spacer and an annular sponge, the middle part of the cylindrical block is provided with a threaded hole, the threaded hole is matched with the threaded column, the inner side of the sealing cylinder is fixedly connected with a limiting strip, two sides of the cylindrical block are respectively provided with a limiting groove, the spacer is arranged on one side of the cylindrical block away from the rotating block, the middle part of the spacer is fixedly connected with a limiting ring, the limiting ring is sleeved on the outer side of the threaded column, two sides of the spacer are respectively provided with a limiting notch, the annular sponge is sleeved on the outer side of the limiting ring, the annular sponge and the spacer are respectively provided with a plurality of pieces, and the inner side of one end of the sealing cylinder away from the rotating block is fixedly connected with an elastic sealing ring, one side of one end, far away from the rotating block, of the sealing cylinder is provided with a notch, and one end, far away from the rotating block, of the sealing cylinder is in threaded connection with a sealing cover.

Preferably, the position of the limiting groove corresponds to the fixing position of the limiting strip, and the limiting groove is matched with the limiting strip.

Preferably, the opening position of the limiting notch corresponds to the fixing position of the limiting strip, and the limiting notch is matched with the limiting strip.

Preferably, the annular sponge absorbs the pesticide color developing agent.

Preferably, the inner diameter of the elastic sealing ring is smaller than the diameter of the spacer, and the spacer is an elastic plastic sheet.

Preferably, the outer sides of the rotating block and the sealing cover are both provided with anti-skid grains.

Preferably, a colorimetric ring is fixedly connected to the outer side of the sealing cylinder.

(III) advantageous effects

Compared with the prior art, the utility model provides a rapid pesticide residue detection device, which has the following beneficial effects:

this pesticide residue short-term test device through will detecting the articles for use and establish in sealed section of thick bamboo, makes it more convenient to carry, can revolve the port department to sealed section of thick bamboo with cyclic annular sponge through rotating rotatory piece to it is more convenient to make the detection, after detecting the completion, the accessible opening will make used cyclic annular sponge and the spacer of its bottom take off abandon, and revolve out new cyclic annular sponge, need not to wash and can detect once more, thereby can improve detection efficiency.

Drawings

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

FIG. 2 is a perspective view of the sealing cartridge of the present invention;

FIG. 3 is a schematic cross-sectional view of a structure of the present invention;

FIG. 4 is a perspective view of a septum of the present invention.

In the figure: 1. rotating the block; 2. a sealing cylinder; 3. a colorimetric ring; 4. a sealing cover; 5. a limiting ring; 6. an annular sponge; 7. an elastic sealing ring; 8. opening the gap; 9. a threaded post; 10. a limiting groove; 11. a cylindrical block; 12. a threaded hole; 13. a limiting strip; 14. a spacer; 16. limiting the notch.

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.

Referring to fig. 1-4, a pesticide residue rapid detection device comprises a sealing cylinder 2, a threaded column 9 is rotatably connected in the middle of the sealing cylinder 2, a rotating block 1 is fixedly connected to one end of the threaded column 9, the rotating block 1 is arranged on the outer side of the sealing cylinder 2, a cylindrical block 11, a spacer 14 and an annular sponge 6 are arranged on the inner side of the sealing cylinder 2, a pesticide color developing agent is absorbed in the annular sponge 6, a threaded hole 12 is formed in the middle of the cylindrical block 11, the threaded hole 12 is matched with the threaded column 9, a limiting strip 13 is fixedly connected to the inner side of the sealing cylinder 2, limiting grooves 10 are formed in both sides of the cylindrical block 11, the positions of the limiting grooves 10 correspond to the fixed positions of the limiting strips 13, the limiting grooves 10 are matched with the limiting strips 13, the spacer 14 is arranged on one side of the cylindrical block 11 away from the rotating block 1, a limiting ring 5 is fixedly connected to the middle of the spacer 14, the limiting ring 5 is sleeved on the outer side of the threaded column 9, spacing incisions 16 are respectively arranged on two sides of a spacer 14, the arrangement positions of the spacing incisions 16 correspond to the fixed positions of the spacing strips 13, the spacing incisions 16 are matched with the spacing strips 13, the annular sponge 6 is sleeved on the outer side of a spacing ring 5, the annular sponge 6 and the spacer 14 are respectively provided with a plurality of parts, the inner side of one end of a sealing cylinder 2, which is far away from a rotating block 1, is fixedly connected with an elastic sealing ring 7, the inner diameter of the elastic sealing ring 7 is smaller than the diameter of the spacer 14, the spacer 14 is an elastic plastic sheet, one side, which is far away from the rotating block 1, of the sealing cylinder 2 is provided with an opening 8, one end, which is far away from the rotating block 1, of the sealing cylinder 2 is in threaded connection with a sealing cover 4, a detection article is arranged in the sealing cylinder 2, so that the detection article is more convenient to carry, the outer sides of the rotating block 1 and the sealing cover 4 are both provided with anti-slip threads, the outer side of the sealing cylinder 2 is fixedly connected with a color ring 3, the rotating block 1 can rotate the annular sponge 6 to the port of the sealing cylinder 2, thereby make the detection more convenient, after the detection is accomplished, accessible opening 8 will make used cyclic annular sponge 6 and the spacer 14 of its bottom take off abandon to back out new cyclic annular sponge 6, need not to wash and can detect once more, thereby can improve detection efficiency.

The working principle is as follows: when the device is used, the sealing cover 4 is screwed off, then the rotating block 1 is rotated, under the interaction of the threaded column 9 and the threaded hole 12, the cylindrical block 11 slides towards the port of the sealing cylinder 2 under the limit of the limit groove 10, the spacer 14 and the annular sponge 6 slide towards the port of the sealing cylinder 2 under the push of the cylindrical block 11, under the action of the limit ring 5, the adjacent spacer 14 can be prevented from extruding the annular sponge 6, the pesticide color developing agent in the annular sponge 6 is prevented from being extruded, when the spacer 14 at the front end moves to the elastic sealing ring 7, the rotating block 1 is stopped rotating, the annular sponge 6 is higher than the port of the sealing cylinder 2 at the moment, the annular sponge 6 is contacted with an object to be detected, the pesticide color developing agent in the annular sponge 6 reacts with pesticide, the pesticide color developing agent in the annular sponge 6 changes, the color of the annular sponge 6 is compared with the color on the colorimetric ring 3, and whether pesticide residue and pesticide residue exist can be judged, after the detection is finished, the port of the sealing barrel 2 is wiped clean, the used annular sponge 6 and the septum 14 at the bottom end of the annular sponge are removed through the notch 8 and discarded, and then the sealing cover 4 is screwed on to seal the annular sponge.

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

1. The utility model provides a pesticide residue short-term test device, includes a sealed section of thick bamboo (2), its characterized in that: the middle part of the sealing cylinder (2) is rotatably connected with a threaded column (9), one end of the threaded column (9) is fixedly connected with a rotating block (1), the rotating block (1) is arranged on the outer side of the sealing cylinder (2), the inner side of the sealing cylinder (2) is provided with a cylindrical block (11), a spacer (14) and an annular sponge (6), the middle part of the cylindrical block (11) is provided with a threaded hole (12), the threaded hole (12) is matched with the threaded column (9), the inner side of the sealing cylinder (2) is fixedly connected with a limiting strip (13), two sides of the cylindrical block (11) are both provided with limiting grooves (10), the spacer (14) is arranged on one side of the cylindrical block (11) far away from the rotating block (1), the middle part of the spacer (14) is fixedly connected with a limiting ring (5), the limiting ring (5) is sleeved on the outer side of the threaded column (9), two sides of the spacer (14) are both provided with limiting notches (16), annular sponge (6) cup joints the outside at spacing ring (5), annular sponge (6) and spacer (14) all have a plurality ofly, the inboard fixed connection elastic sealing ring (7) of one end of rotatory piece (1) are kept away from in sealed section of thick bamboo (2), opening (8) have been seted up to one side of the one end that rotatory piece (1) was kept away from in sealed section of thick bamboo (2), the one end threaded connection that rotatory piece (1) was kept away from in sealed section of thick bamboo (2) has sealed lid (4).

2. The device for rapidly detecting pesticide residues as claimed in claim 1, wherein: the opening position of the limiting groove (10) corresponds to the fixing position of the limiting strip (13), and the limiting groove (10) is matched with the limiting strip (13).

3. The device for rapidly detecting pesticide residues as claimed in claim 1, wherein: the opening position of the limiting notch (16) corresponds to the fixing position of the limiting strip (13), and the limiting notch (16) is matched with the limiting strip (13).

4. The device for rapidly detecting pesticide residues as claimed in claim 1, wherein: the annular sponge (6) absorbs the pesticide color developing agent.

5. The device for rapidly detecting pesticide residues as claimed in claim 1, wherein: the inner diameter of the elastic sealing ring (7) is smaller than the diameter of the spacer (14), and the spacer (14) is an elastic plastic sheet.

6. The device for rapidly detecting pesticide residues as claimed in claim 1, wherein: the outer sides of the rotating block (1) and the sealing cover (4) are both provided with anti-skid grains.

7. The device for rapidly detecting pesticide residues as claimed in claim 1, wherein: the outer side of the sealing cylinder (2) is fixedly connected with a colorimetric ring (3).