CN211927870U

CN211927870U - Tealeaves pesticide residue detection device

Info

Publication number: CN211927870U
Application number: CN202020215905.1U
Authority: CN
Inventors: 刘吉奎
Original assignee: Junlian Yingxing Tea Industry Co ltd
Current assignee: Junlian Yingxing Tea Industry Co ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-11-13
Anticipated expiration: 2030-02-26

Abstract

The utility model discloses a tea pesticide residue detection device, which comprises a support frame, the support frame is provided with a crushing extraction device, a filtering device and a detection device from top to bottom in sequence, the crushing extraction device comprises a crushing extraction chamber, a first motor, a rotating shaft and a crushing knife, the first motor is arranged at the top end of the support frame, the output end of the first motor is connected with one end of the rotating shaft, the other end of the rotating shaft extends into the crushing extraction chamber, the crushing knife is arranged on the rotating shaft, an extract liquid inlet is arranged at one side of the top end of the crushing extraction chamber, the other side of the crushing extraction chamber is provided with a tea inlet, the filtering device comprises a filtering chamber, the top end of the filtering chamber is communicated with the bottom end of a liquid outlet pipeline, a filtering plate is arranged in the filtering chamber, a guide plate is arranged, the bottom of filter chamber is provided with the liquid outlet, and the liquid outlet bottom communicates with detection device.

Description

Tealeaves pesticide residue detection device

Technical Field

The utility model belongs to the technical field of check out test set, specifically be a tealeaves pesticide residue detection device.

Background

In the planting of tealeaves, some pesticides such as insecticide can be used to what tea growers are difficult to avoid, and traditional tealeaves detection device can't do accurate quick detection to the pesticide residue in the tealeaves, and the security quality of tealeaves can not be ensured, relates to a pesticide residue detector in the patent application No. CN 201721139975.8. Comprises a box body, a water tank, a pulling plate, a water leakage plate, a water pipe, a spray head and a detection device; the water tank is arranged at the top of the tank body; a plurality of spray heads are arranged on the side wall of the box body, and the spray heads are communicated with the box body through water pipes; the pulling plate can be arranged in the middle of the box body in a stretching way, and one end of the pulling plate extends out of the side wall of the box body; the water leaking plate is arranged at the bottom of the pulling plate, and a plurality of through holes are formed in the surface of the water leaking plate; the bottom surface in the box body is an inclined plane, the lowest part of the inclined plane is provided with a water outlet, the detection device is arranged at the bottom of the box body, and the acquisition end of the detection device corresponds to the position of the water outlet; simple structure can conveniently detect pesticide residue, but this kind of detection device only washes away tealeaves water when using, and the pesticide content of the liquid that washes out is very low, leads to the pesticide to detect and is inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tealeaves pesticide residue detection device for just open tealeaves with the water bubble before solving current present tealeaves detection device and using, but the pesticide content in the tea soup of bubble out is very low, leads to pesticide detection and unsafe problem.

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

a tea pesticide residue detection device comprises a support frame, wherein the support frame is sequentially provided with a crushing extraction device, a filtering device and a detection device from top to bottom, the crushing extraction device comprises a crushing extraction chamber, a first motor, a rotating shaft and a crushing cutter, the first motor is arranged at the top end of the support frame, the output end of the first motor is connected with one end of the rotating shaft, the other end of the rotating shaft extends into the crushing extraction chamber, the rotating shaft is provided with the crushing cutter, one side of the top end of the crushing extraction chamber is provided with an extract liquid inlet, the other side of the crushing extraction chamber is provided with a tea inlet, the bottom end of the crushing extraction chamber is provided with a liquid outlet pipeline, the liquid outlet pipeline is provided with a flow control valve, the filtering device comprises a filtering chamber, the top end of the filtering chamber is communicated with, the utility model discloses a detection device for detecting the internal leakage of a filter chamber, including filter chamber, filter, the higher one end of guide plate with the filter chamber inside wall is connected, the lower one end of guide plate with the bottom inner wall of filter chamber is connected, the bottom of filter chamber is provided with the liquid outlet, the liquid outlet bottom with detection device communicates.

Preferably, the guide plates are symmetrically arranged on two sides of the liquid outlet.

Preferably, the support frame lateral wall is provided with first supporting seat, be provided with the second motor on the first supporting seat, the output of second motor is connected with the telescopic link, the telescopic link runs through the filter chamber inner wall is connected with the push pedal, the push pedal bottom with the filter is hugged closely, the filter is kept away from the support frame lateral wall of the one end of second motor sets up to the through-hole, the through-hole bottom is provided with the axis of rotation, be provided with the torsional spring in the axis of rotation, axis of rotation connection has the rotor plate.

Preferably, one side of the support frame, which is close to the rotating plate, is provided with a second supporting seat, the second supporting seat is arranged below the rotating plate, the second supporting seat is provided with a drying device, and one side of the drying device, which is close to the rotating plate, is provided with an opening.

Preferably, the drying device is a CT-C-II hot air circulation oven.

Preferably, the detection device is a desktop pesticide residue tester with the model PRT-8F.

Preferably, a control panel and a display screen are arranged on the surface of the detection device.

The utility model has the beneficial technical effects that:

1. through setting up the extraction and smashing the room, the tealeaves sample that will detect is put into the extraction and is smashed the room, and first motor drives the axis of rotation, and the axis of rotation drives and smashes the sword rotation, smashes tealeaves first, then adds the acetonitrile through the extraction liquid import, and kibbling tealeaves and acetonitrile mix in the extraction and smashing indoor mixing and stand and obtain the extraction liquid for the pesticide that tealeaves contains can be extracted out by abundant.

2. Because the extraction liquid that obtains in the extraction crushing chamber contains kibbling tealeaves and other impurity, so through setting up the filter chamber, the extraction liquid filters through the filter chamber, and impurity and kibbling tealeaves are stayed on the filter, and the extraction liquid flows into inspection device through the liquid outlet of filter chamber bottom and detects, prevents that impurity from disturbing the testing result.

3. Because leave impurity on the filter, so set up second motor, telescopic link, push pedal, rotor plate and drying chamber, can push away the impurity on the filter and dry the clearance in the drying chamber.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 3 is a schematic structural view of a rotating plate according to embodiment 2 of the present invention.

In the figure: 1. a support frame; 2. a crushing extraction chamber; 3. a first motor; 4. a rotating shaft; 5. a crushing knife; 6. a liquid outlet conduit; 7. a flow control valve; 8. a filtering chamber; 9. a filter plate; 10. a baffle; 11. a detection device; 12. a first support base; 13. a second motor; 14. a telescopic rod; 15. pushing the plate; 16. a rotating shaft; 17. a torsion spring; 18. a rotating plate; 19. a second support seat; 20. and a drying device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-3 of the present invention, and it should be apparent 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.

A tea pesticide residue detection device 11 comprises a support frame 1, wherein the support frame 1 is sequentially provided with a smashing extraction device, a filtering device and a detection device 11 from top to bottom, the smashing extraction device comprises a smashing extraction chamber 2, a first motor 3, a rotating shaft 4 and a smashing knife 5, the first motor 3 is arranged at the top end of the support frame 1, the output end of the first motor 3 is connected with one end of the rotating shaft 4, the other end of the rotating shaft 4 extends into the smashing extraction chamber 2, the smashing knife 5 is arranged on the rotating shaft 4, an extract liquid inlet is arranged at one side of the top end of the smashing extraction chamber 2, a tea inlet is arranged at the other side of the smashing extraction chamber 2, a liquid outlet pipeline 6 is arranged at the bottom end of the smashing extraction chamber 2, a flow control valve 7 is arranged on the liquid outlet pipeline 6, the filtering device comprises a filtering, the top of filter chamber 8 with the bottom intercommunication of liquid outlet pipe 6, be provided with filter 9 in the filter chamber 8, filter 9 below is provided with guide plate 10, the higher one end of guide plate 10 with the filter chamber 8 inside wall is connected, the lower one end of guide plate 10 with the bottom inner wall of filter chamber 8 is connected, the bottom of filter chamber 8 is provided with the liquid outlet, the liquid outlet bottom with detection device 11 communicates.

It should be noted that a control panel and a display screen are disposed on the surface of the detection device 11, and the detection device 11 is a common pesticide tester on the market, such as a desktop pesticide residue tester with a model number of PRT-8F.

It should be noted that the guide plate 10 is symmetrically disposed at two sides of the liquid outlet, so that the extract liquid can flow to the liquid outlet along the guide plate 10.

Example 2:

on the basis of embodiment 1, consider the inconvenient clearance of impurity on the filter 9, so 1 lateral wall of support frame is provided with first supporting seat 12, be provided with second motor 13 on the first supporting seat 12, the output of second motor 13 is connected with telescopic link 14, telescopic link 14 runs through 8 inner wall in filter chamber is connected with

push pedal

15, 15 bottom of push pedal with the filter 9 is hugged closely, 1 lateral wall of support frame of the one end of second motor 13 is kept away from to the filter 9 sets up to the through-hole, the through-hole bottom is provided with axis of rotation 4, be provided with torsional spring 17 on the axis of rotation 4, axis of rotation 4 is connected with rotor plate 18.

It should be noted that the inner walls of the filter chambers at the bottom ends of the two ends of the filter plate 9 are provided with support plates to prevent the filter plate from falling,

further, considering that impurities have certain toxicity and are inconvenient to collect due to moisture, a second supporting seat 19 is arranged on one side of the supporting frame 1 close to the rotating plate 18, the second supporting seat 19 is arranged below the rotating plate 18, and a drying device is arranged on the second supporting seat 19 and is provided with an opening on one side close to the rotating plate 18.

Description of the illustrated embodiments the drying apparatus is commercially available in the form of a conventional apparatus, for example a hot air circulation oven of type CT-C-II.

The utility model discloses a theory of operation does: firstly, a tea sample to be detected is put into an extraction crushing chamber through a tea inlet, a first motor 3 is started, the first motor 3 drives a rotating shaft 4 to rotate, the rotating shaft 4 drives a crushing cutter 5 to rotate, tea is firstly crushed, then acetonitrile is added through an extract inlet, the crushed tea and the acetonitrile are mixed and placed in the extraction crushing chamber to obtain extract liquor, so that pesticide contained in the tea can be fully extracted, because the extract liquor obtained in the extraction crushing chamber contains crushed tea and other impurities, a flow control valve 7 is opened, the extract liquor flows into a filtering chamber 8 through a liquid outlet pipeline 6, the extract liquor is filtered through a filtering plate 9 in the filtering chamber 8, the impurities and the crushed tea are remained on the filtering plate 9, the filtered extract liquor flows into an inspection device through a liquid outlet at the bottom end of the filtering chamber 8 to be detected, and the impurities are prevented from, because the impurity and the kibbling tealeaves that leave on the filter 9 are moist and have the inconvenient clearance of certain toxicity, so start second motor 13, second motor 13 drives telescopic link 14 and extends, telescopic link 14 drives push pedal 15 motion, push pedal 15 promotes the impurity on the filter 9 and kibbling tealeaves towards rotor plate 18, when push pedal 15 touches rotor plate 18, rotor plate 18 rotates towards drying device inside, when rotor plate 18 rotates the horizontal direction, the height of rotor plate 18 is the same with filter 9, after push pedal 15 all pushed impurity and kibbling tealeaves to the drying chamber, second motor 13 reversal, push pedal 15 resets, rotor plate 18 also resumes the vertical direction under the effect of torsional spring 17 and axis of rotation 4, and rotor plate 18 can be sealed the through-hole completely, impurity pushes the drying chamber in and cleans.

In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Claims

1. The tea pesticide residue detection device is characterized by comprising a support frame (1), wherein the support frame (1) is sequentially provided with a smashing extraction device, a filtering device and a detection device (11) from top to bottom, the smashing extraction device comprises a smashing extraction chamber (2), a first motor (3), a rotating shaft (4) and a smashing knife (5), the first motor (3) is arranged at the top end of the support frame (1), the output end of the first motor (3) is connected with one end of the rotating shaft (4), the other end of the rotating shaft (4) extends into the smashing extraction chamber (2), the smashing knife (5) is arranged on the rotating shaft (4), an extraction liquid inlet is formed in one side of the top end of the smashing extraction chamber (2), the other side of the smashing extraction chamber (2) is provided with a tea inlet, and a liquid outlet pipeline (6) is formed in the bottom end of the smashing extraction chamber (2), be provided with flow control valve (7) on liquid outlet pipe way (6), filter equipment includes filter chamber (8), the top of filter chamber (8) with the bottom intercommunication of liquid outlet pipe way (6), be provided with filter (9) in filter chamber (8), filter (9) below is provided with guide plate (10), the higher one end of guide plate (10) with filter chamber (8) inside wall is connected, the lower one end of guide plate (10) with the bottom inner wall connection of filter chamber (8), the bottom of filter chamber (8) is provided with the liquid outlet, the liquid outlet bottom with detection device (11) intercommunication.

2. The tea pesticide residue detection device according to claim 1, wherein the guide plates (10) are symmetrically arranged on two sides of the liquid outlet.

3. The tea pesticide residue detection device according to claim 1, wherein a first support seat (12) is arranged on the side wall of the support frame (1), a second motor (13) is arranged on the first support seat (12), an output end of the second motor (13) is connected with a telescopic rod (14), the telescopic rod (14) penetrates through the inner wall of the filter chamber (8) and is connected with a push plate (15), the bottom end of the push plate (15) is tightly attached to the filter plate (9), a through hole is formed in the side wall of the support frame (1) at one end, away from the second motor (13), of the filter plate (9), a rotating shaft (4) is arranged at the bottom of the through hole, a torsion spring (17) is arranged on the rotating shaft (4), and the rotating shaft (4) is connected with a rotating plate (18).

4. The tea pesticide residue detection device according to claim 3, wherein a second support seat (19) is arranged on one side of the support frame (1) close to the rotating plate (18), the second support seat (19) is arranged below the rotating plate (18), a drying device is arranged on the second support seat (19), and an opening is arranged on one side of the drying device close to the rotating plate (18).

5. The tea leaf pesticide residue detection device according to claim 4, wherein the drying device (20) is a CT-C-II hot air circulation oven.

6. The tea leaf pesticide residue detection device according to claim 1, wherein the detection device (11) is a desktop pesticide residue tester of model PRT-8F.

7. The tea leaf pesticide residue detection device according to claim 1, wherein a control panel and a display screen are arranged on the surface of the detection device (11).