Pesticide residue rapid detector

Abstract

The utility model discloses a pesticide residue tachymeter, and particularly relates to the technical field of pesticide tachymeters, comprising a tachymeter body, the top of the tachymeter body is provided with a detection bin, the upper surface of the tachymeter body is hinged with a cover plate, one side of the tachymeter body is provided with a printing paper outlet, and the top of the tachymeter body is provided with a touch display screen. A plurality of spotlights are fixedly connected to the inner side of the detection bin, and a plurality of light detectors are fixedly connected to the inner side of the tachymeter body. According to the utility model, the bottom plate vertically moves up and down, and the cuvettes are moved out for a certain distance in advance, so that an operator can conveniently take the cuvettes, the cuvettes are not easy to fall and topple, the fatigue feeling is reduced, the contact with adjacent cuvettes is reduced, and the pollution risk is reduced; the black gasket is used for absorbing refracted light of the cuvette, it is ensured that light signals received by the light detector mainly come from a sample, the detection precision is improved, damage of stray light to optical elements is reduced, and the service life of an instrument is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to pesticide rapid tester technical field more specifically, the utility model relates to pesticide rapid tester. BACKGROUND

[0002] The pesticide residue detection equipment currently commonly used is to detect the residual amount of organophosphorus and carbamate pesticides in agricultural products through enzyme inhibition rate method, under certain conditions, organophosphorus and carbamate pesticides have inhibitory effect on normal function of cholinesterase, and the inhibition rate is positively correlated with the concentration of pesticides. Under normal circumstances, enzyme catalyzes the hydrolysis of nerve conduction metabolites (acetylcholine), and the hydrolysis product produces yellow material through color reaction, and the change value of absorbance with time is determined by pesticide residue detection instrument, the inhibition rate is calculated, and whether the sample contains organophosphorus or carbamate pesticides can be determined by the inhibition rate.

[0003] The existing pesticide residue detection equipment cannot meet the requirements of high efficiency, rapidity and accuracy in terms of automation degree and data transmission and processing, and the data results are single and poor in usability.

[0004] Through the search, the pesticide residue rapid tester with the patent number CN205067321U is disclosed, the utility model discloses simple structure, convenient operation, high degree of automation, efficient and rapid detection process, can realize the real-time transmission of data, and is convenient for data statistics, analysis and management.

[0005] But the above-mentioned rapid tester in actual use, in the process of putting the cuvette into the container, when the rapid tester is placed in multiple cuvettes, the single cuvette is inconvenient to take from the rapid tester, in the case of not being pinched, a little carelessness can cause the cuvette to pour, cause the sample in the cuvette to flow into other cuvettes or the rapid tester, influence the accuracy of the rapid tester detection. UTILITY MODEL CONTENT

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides pesticide residue rapid tester to solve the problems in the above background art.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] The utility model provides a pesticide residue rapid tester, including the rapid tester body, the top of rapid tester body is equipped with the detection bin, the upper surface of rapid tester body is hinged with the cover plate, one side of rapid tester body is provided with the printing paper outlet, the top of rapid tester body is installed with touch display screen, the inboard of detection bin is fixedly connected with a plurality of spotlight, the inboard of rapid tester body is fixedly connected with a plurality of light detector, the inboard of detection bin is slidably connected with a plurality of cuvettes, and the inboard of rapid tester body is provided with a plurality of boost mechanism, the boost mechanism includes push rod, the inboard of push rod is fixedly connected with two spring no.

[0009] By adopting the above technical scheme: after the cuvette is placed, the cuvette can be placed in the detection bin, the bottom of the cuvette is reduced to collide with the inside of the detection bin, and when the cuvette is taken out, the cuvette to be taken out can be moved upward by a distance first, so as to avoid touching other cuvettes when the operator takes them, which helps to keep the sample and cuvette clean and ensures the accuracy of the detection result.

[0010] As a further description of the above technical scheme: the light shielding mechanism includes an outer frame, the outer frame is fixedly connected with the bottom of the cover plate on one side, the inner side of the outer frame is fixedly connected with a spring two, the spring two is fixedly connected with a top plate on one side, the outer side of the top plate is slidably connected with the inner side of the outer frame, the inner side of the top plate is fixedly connected with a black gasket, and the bottom of the top plate is connected with the top of the cuvette.

[0011] By adopting the above technical scheme: in different concentrations of samples, the light is absorbed and refracted and scattered, which helps to accurately detect the signal.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] 1. By setting the boost mechanism, compared with the prior art, the bottom plate is vertically up and down, the cuvette can be moved out by a distance first when taking out, which is convenient for the operator to take, reduces the fatigue and operation error of the operator, reduces the pollution risk of the operator to the adjacent cuvette, and reduces the pollution risk of the operator to the adjacent cuvette.

[0014] 2. By setting the light shielding mechanism, compared with the prior art, by absorbing the refractive light of the cuvette, the light signal received by the light detector mainly comes from the sample, the detection precision is improved, the damage of stray light to the optical element can be reduced, and the service life of the instrument is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model.

[0016] Figure 2 It is a front side structure schematic view of the utility model.

[0017] Figure 3 It is a detection bin and cuvette connection place partial schematic view of the utility model.

[0018] Figure 4 It is a boost mechanism structure schematic view of the utility model.

[0019] Figure 5 It is a cover plate and outer frame connection place partial schematic view of the utility model.

[0020] Figure 6 It is a Figure 4 Enlarged schematic view of A.

[0021] Figure 7 It is a Figure 4 Enlarged schematic view of B.

[0022] The figure mark is: 1, the speed measuring instrument body;2, detection bin;3, cover plate;4, print paper outlet;5, touch display screen;6, spotlight;7, light detector;8, cuvette;9, push rod;10, spring one;11, clamping block;12, transmission rod;13, connecting rod one;14, shell;15, rotating rod;16, pull rod two;17, connecting seat;18, bottom plate;19, gasket;20, light transmission hole;21, spring two;22, top plate;23, black gasket;24, outer frame. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0024] The application embodiment discloses a kind of Figures 1-7The pesticide residue rapid tester shown includes a rapid tester body 1, a detection bin 2 is formed at the top of the rapid tester body 1, a cover plate 3 is hinged to the upper surface of the rapid tester body 1, a printing paper outlet 4 is arranged on one side of the rapid tester body 1, a touch display screen 5 is installed at the top of the rapid tester body 1, a plurality of spotlight 6 are fixedly connected to the inner side of the detection bin 2, a plurality of photodetectors 7 are fixedly connected to the inner side of the rapid tester body 1, a plurality of cuvettes 8 are slidingly connected to the inner side of the detection bin 2, and a plurality of boosting mechanisms are arranged on the inner side of the rapid tester body 1; the boosting mechanism includes a push rod 9, two springs 10 are fixedly connected to the inner side of the push rod 9, a clamping block 11 is fixedly connected to one side of the spring 10, the clamping block 11 is slidingly connected to the inner side of the push rod 9, one side of the spring 10 is clamped to the inner side of the rapid tester body 1, a transmission rod 12 is fixedly connected to the bottom of the push rod 9, a connecting rod 13 is hinged to the bottom of the transmission rod 12, an outer shell 14 is slidingly connected to one side of the connecting rod 13, a rotating rod 15 is fixedly connected to the outer side of the outer shell 14, the rotating rod 15 is rotatably connected to the inner side of the rapid tester body 1, a pull rod 16 is slidingly connected to the inner side of the rotating rod 15, a connecting seat 17 is hinged to one side of the pull rod 16, a bottom plate 18 is fixedly connected to the bottom of the connecting seat 17, a gasket 19 is fixedly connected to the top of the bottom plate 18, and a light transmission hole 20 is formed in the inner side of the bottom plate 18; a plurality of light shielding mechanisms are arranged on one side of the cover plate 3, the cuvettes 8 are placed into the detection bin 2, the bottom of the cuvette 8 is in contact with the top of the bottom plate 18 and the gasket 19, then the bottom plate 18 is pressed to drive the connecting seat 17 to drive the pull rod 16, the outer shell 14 and the connecting rod 13, the outer shell 14 is deflected under the guidance of the rotating rod 15, so that the push rod 9 can move upward from the inside of the rapid tester body 1, when the cuvette 8 is taken out, the push rod 9 is pressed to reversely drive the connecting rod 13, the outer shell 14 and the pull rod 16 to push the connecting seat 17 upward, so that the connecting seat 17 can push the bottom plate 18 and the gasket 19 to push the cuvette 8 upward from the inside of the detection bin 2, which is convenient for the operator to take the corresponding cuvette 8.

[0025] Referring to Figure 1 and Figure 5 The light shielding mechanism includes an outer frame 24, the outer frame 24 is fixedly connected to the bottom of the cover plate 3, a spring 21 is fixedly connected to the inner side of the outer frame 24, a top plate 22 is fixedly connected to one side of the spring 21, the top plate 22 is slidingly connected to the inner side of the outer frame 24, a black gasket 23 is fixedly connected to the inner side of the top plate 22, and the top plate 22 is clamped to the top of the cuvette 8, after the cover plate 3 is turned and covered on the top of the rapid tester body 1, the spring 21 on the inner side of the outer frame 24 on the bottom of the cover plate 3 pushes the top plate 22 and the black gasket 23 to approach the top of the cuvette 8, so that the refraction light emitted by the spotlight 6 during the detection of the cuvette 8 can be absorbed, and the photodetector 7 can accurately detect the light transmitted by the sample in the cuvette 8.

[0026] The utility model discloses a working principle: after putting the sample prepared to the inside of cuvette 8, open the cover plate 3, put cuvette 8 into the inside of detection bin 2, after inserting cuvette 8 into the inside of detection bin 2, make the bottom of cuvette 8 and the gasket 19 of the top of bottom plate 18 contact, then press the top of cuvette 8, make bottom plate 18 slide down on the inside of detection bin 2, then through bottom plate 18 drive connecting seat 17 to deflect pull rod two 16, then pull rod two 16 stretch out outward in the inside of shell 14, and drive shell 14 and rotating rod 15 to rotate in the inside of speed measuring instrument body 1, simultaneously drive the connecting rod one 13 of one side to move up, the connecting rod one 13 deflects and drive transmission rod 12 and push rod 9 to move up in the inside of speed measuring instrument body 1, finally make the two clamping blocks 11 of push rod 9 inside move up from the inside of speed measuring instrument body 1, make cuvette 8 can be placed stably in the inside of detection bin 2, then close the cover plate 3, make the top plate 22 and black gasket 23 of multiple outer frames 24 inside coincide with the top of cuvette 8, then start the spotlight 6 and irradiate the bottom of cuvette 8, then through light detector 7, the light of sample transmission in cuvette 8 is detected, and the light of cuvette 8 refraction is absorbed using black gasket 23, then through touch -control display screen 5 and make the detection result show.

[0027] After detection, open the cover plate 3 and press the push rod 9 of the side of cuvette 8 that needs to take, make the two clamping blocks 11 of push rod 9 outside reenter the inside of speed measuring instrument body 1, after two clamping blocks 11 are pushed by spring one 10 and are clamped in the inside of speed measuring instrument body 1, the connecting rod one 13 will drive shell 14 and rotating rod 15 to deflect, then the other side pull rod two 16 is pulled up to connecting seat 17, make connecting seat 17 drive bottom plate 18 and gasket 19 to push cuvette 8 upward, finally make cuvette 8 move up from the inside of detection bin 2 by a distance, the staff takes down cuvette 8, and the pesticide detection of sample is completed.

[0028] The contents not described in detail in the specification all belong to the prior art known to those skilled in the art, and the model parameters of various appliances are not specifically limited, and conventional equipment can be used, in the technical scheme, the appliance control elements not mentioned belong to the prior art, so they are not shown in the drawings, and will not be described here.

[0029] The above are the preferred embodiments of the application, which do not limit the protection scope of the application, therefore: any equivalent changes made on the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A rapid pesticide residue tester comprising a tester body (1), characterized in that: The speed tester body (1) top is provided with detection bin (2), the speed tester body (1) upper surface is hinged with cover plate (3), the speed tester body (1) one side is provided with print paper outlet (4), the speed tester body (1) top is installed with touch display screen (5), the detection bin (2) inboard is fixedly connected with a plurality of spotlight (6), the speed tester body (1) inboard is fixedly connected with a plurality of light detector (7), the detection bin (2) inboard is slidably connected with a plurality of cuvette (8), the speed tester body (1) inboard is provided with a plurality of boost mechanism; The boost mechanism includes push rod (9), the push rod (9) inboard is fixedly connected with two spring one (10), the spring one (10) one side is fixedly connected with clamping block (11), the clamping block (11) outside and push rod (9) inboard slidably connected, the spring one (10) one side and speed tester body (1) inboard clamping; The cover plate (3) one side is provided with a plurality of shading mechanism.

2. The pesticide residue rapid tester according to claim 1, characterized in that: The push rod (9) bottom is fixedly connected with transmission rod (12), the transmission rod (12) bottom is hinged with connecting rod one (13).

3. The pesticide residue rapid tester according to claim 2, characterized in that: The connecting rod one (13) one side is slidably connected with shell (14), the shell (14) outside is fixedly connected with rotating rod (15), the rotating rod (15) outside and speed tester body (1) inboard rotationally connected.

4. The pesticide residue rapid tester according to claim 3, characterized in that: The rotating rod (15) inboard is slidably connected with pull rod two (16), the pull rod two (16) one side is hinged with connecting seat (17), the connecting seat (17) bottom is fixedly connected with bottom plate (18).

5. The pesticide residue rapid tester according to claim 4, characterized in that: The bottom plate (18) top is fixedly connected with gasket (19), the bottom plate (18) inboard is provided with light transmission hole (20).

6. The pesticide residue rapid tester according to claim 1, characterized in that: The shading mechanism includes outer frame (24), the outer frame (24) one side and cover plate (3) bottom fixedly connected, the outer frame (24) inboard is fixedly connected with spring two (21), the spring two (21) one side is fixedly connected with top plate (22).

7. The pesticide residue rapid tester according to claim 6, characterized in that: The top plate (22) outside and outer frame (24) inboard slidably connected, the top plate (22) inboard is fixedly connected with black gasket (23), the top plate (22) bottom and cuvette (8) top clamping.

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