CN219915384U - Grain mycotoxin detector - Google Patents
Grain mycotoxin detector Download PDFInfo
- Publication number
- CN219915384U CN219915384U CN202321273956.XU CN202321273956U CN219915384U CN 219915384 U CN219915384 U CN 219915384U CN 202321273956 U CN202321273956 U CN 202321273956U CN 219915384 U CN219915384 U CN 219915384U
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- Prior art keywords
- plate
- shell
- grain
- fixedly connected
- light
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- 231100000678 Mycotoxin Toxicity 0.000 title claims abstract description 17
- 239000002636 mycotoxin Substances 0.000 title claims abstract description 17
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000007651 thermal printing Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 25
- 238000012360 testing method Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003317 immunochromatography Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The utility model discloses a grain mycotoxin detector, which comprises a shell, wherein a hollow spindle which is vertically arranged is arranged in the shell, a rotary disk is fixedly arranged at the top end of the hollow spindle, a light-transmitting plate, a slot plate and a constant temperature plate are sequentially arranged below the rotary disk, the light-transmitting plate, the slot plate and the constant temperature plate are all sleeved on the hollow spindle, and the peripheries of the light-transmitting plate, the slot plate and the constant temperature plate are fixedly connected to the inner wall of the shell; the bottom of the rotating disk is fixedly connected with an optical scanning module and a balance weight; the bottom of the slot plate is provided with a plurality of slots distributed circumferentially; a baffle and a top cover are sequentially arranged above the rotary disk, the baffle is fixedly connected to the inner wall of the shell, and a closed clamping cavity is formed between the baffle and the light-transmitting plate. The utility model can avoid the influence of dust in the environment on the detection precision caused by entering the equipment, can realize the detection of a plurality of fluorescent test cards in the stepping rotation process, and solves the problems that the service life of the motor is influenced by frequent forward and reverse rotation and the equipment volume is larger.
Description
Technical Field
The utility model relates to a grain mycotoxin detector, and belongs to the technical field of food detection.
Background
Grain is a basic requirement in people's daily life. With the continuous occurrence of food safety events, the grain safety problem is one of the problems which we need to solve in time, so that the grain mycotoxin detector can be used for detection. The grain mycotoxin detector adopts a fluorescence immunochromatography detection principle, measures the reflection condition on a fluorescence test card through visible light scanning according to the characteristic of color development on the fluorescence test card on peak absorption of fluorescence, receives the radiant light intensity through a detector, draws a curve of the fluorescence value of the fluorescence test card, and calculates the concentration of a detected reagent through a standard curve, thereby realizing the detection of the reagent concentration.
Patent number CN202223328745.X discloses a device for detecting a plurality of fluorescent cards, comprising a constant temperature plate, wherein the constant temperature plate is fixedly arranged above a bottom plate, a plurality of clamping groove pieces are arranged on the constant temperature plate in a row, inserting clamping grooves are formed between the clamping groove pieces and the constant temperature plate, and detection holes are formed at the tops of the clamping groove pieces; an optical detection module is arranged above the clamping groove piece, and is driven by the screw translation module to realize transverse reciprocating translation.
The detection device disclosed in the above patent has the following disadvantages in the specific use process:
1. in the process of taking and placing the fluorescent test card, the optical detection module is communicated with the external environment, and dust in the environment can influence the detection precision of the optical detection module after entering the fluorescent test card;
2. the card inserting grooves are arranged in a transverse row, and when the number of the card inserting grooves is large, the size of the equipment is large;
3. the optical detection module is driven to reciprocate to translate and scan by controlling the forward and reverse rotation of the motor, and the service life of the motor can be influenced by frequent forward and reverse rotation of the motor.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects in the background technology, the utility model provides the grain mycotoxin detector, which can avoid the influence of dust in the environment on the detection precision caused by entering equipment, can realize the detection of a plurality of fluorescent test cards in the stepping rotation process, and solves the problems that the service life of the motor is influenced by frequent forward and reverse rotation and the equipment volume is larger.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the grain mycotoxin detector comprises a shell with a cylindrical structure, wherein a hollow spindle which is vertically arranged is arranged in the shell, a rotary disk is fixedly arranged at the top end of the hollow spindle, a light-transmitting plate, a slot plate and a constant temperature plate are sequentially arranged below the rotary disk, the light-transmitting plate, the slot plate and the constant temperature plate are all sleeved on the hollow spindle, and the peripheries of the light-transmitting plate, the slot plate and the constant temperature plate are fixedly connected to the inner wall of the shell; the bottom of the rotating disk is fixedly connected with an optical scanning module and a balance weight; the bottom of the slot plate is provided with a plurality of slots distributed circumferentially; a baffle and a top cover are sequentially arranged above the rotary disk, the baffle is fixedly connected to the inner wall of the shell, and a closed clamping cavity is formed between the baffle and the light-transmitting plate.
Preferably, the hollow main shaft is installed and fixed through a support frame, the support frame is fixedly connected to the inner wall of the shell, and a bearing seat is arranged at the joint of the hollow main shaft and the support frame.
Preferably, the hollow main shaft is connected with a motor through meshing of a bevel gear, and the motor is fixedly connected to the bottom of the support frame.
Preferably, observation holes which are arranged in one-to-one correspondence with the slots are respectively arranged above the slots.
Preferably, a plurality of jacks are arranged on the outer wall of the shell, and the jacks are arranged in one-to-one correspondence with the slots of the slot plate.
Preferably, the lower surface of the slot board is fixedly connected with the upper surface of the constant temperature board.
Preferably, the top cover is hinged with the shell, and a thermal printing module and a liquid crystal touch screen are arranged in a clamping cavity between the top cover and the partition plate.
Preferably, a base is arranged at the bottom of the shell, and a data processing module and a control module are installed in a clamping cavity between the base and the support frame.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
the optical scanning module is rotated and scanned in the closed clamping cavity, so that the optical scanning module is prevented from being communicated with the external environment in the detection process, and dust in the environment can influence the detection precision of the optical scanning module after entering the optical scanning module;
the motor drives the optical scanning module to rotate, the optical scanning module detects fluorescent test cards one by one in the step-by-step rotating process, and the problem of larger equipment volume is solved;
according to the utility model, the detection of a plurality of fluorescent test cards can be realized by driving the hollow spindle to rotate unidirectionally, so that the problem that the service life of the motor is influenced due to frequent forward and reverse rotation is solved.
The utility model will now be described in detail with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the structure at M in FIG. 1;
FIG. 3 is a structural top view of the slot plate;
fig. 4 is a structural cross-sectional view of the slot plate.
In the figure, 1-shell, 2-hollow main shaft, 3-support frame, 4-bearing seat, 5-motor, 6-rotary disk, 7-light-transmitting plate, 8-slot plate, 9-thermostatic plate, 10-optical scanning module, 11-balance block, 12-slot, 13-observation hole, 14-jack, 15-baffle, 16-top cover and 17-base.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
As shown in fig. 1-4 together, the utility model provides a grain mycotoxin detector, which comprises a shell 1 with a cylindrical structure, wherein a hollow main shaft 2 is vertically arranged in the shell 1, a rotary disk 6 is fixedly arranged at the top end of the hollow main shaft 2, a light-transmitting plate 7, a slot plate 8 and a constant temperature plate 9 are sequentially arranged below the rotary disk 6, the light-transmitting plate 7, the slot plate 8 and the constant temperature plate 9 are all sleeved on the hollow main shaft 2, and the peripheries of the light-transmitting plate 7, the slot plate 8 and the constant temperature plate 9 are fixedly connected on the inner wall of the shell 1.
The hollow main shaft 2 is installed and fixed through the support frame 3, the support frame 3 is fixedly connected to the inner wall of the shell 1, a bearing seat 4 is arranged at the joint of the hollow main shaft 2 and the support frame 3, and the hollow main shaft 2 is rotatably supported through the bearing seat 4.
The hollow main shaft 2 is connected with a motor 5 through the meshing of a bevel gear, the motor 5 is fixedly connected to the bottom of the support frame 3, and the motor 5 provides power for the rotation of the hollow main shaft 2.
An optical scanning module 10 and a balance weight 11 are fixedly connected to the bottom of the rotary disk 6, and a cable of the optical scanning module 10 is arranged in the hollow spindle 2 in a penetrating mode. The weight 11 functions as a counterweight, and ensures stable rotation of the rotary disk 6.
The bottom of the slot board 8 is provided with a plurality of slots 12 which are circumferentially distributed, the slots 12 are used for inserting fluorescent test cards, and observation holes 13 which are arranged in one-to-one correspondence with the slots 12 are respectively arranged above the slots 12. The optical scanning module 10 can sequentially pass through the light-transmitting plate 7 and the observation hole 13 along the vertical direction and then detect the fluorescent test card in the slot 12.
The outer wall of the shell 1 is provided with a plurality of jacks 14, the jacks 14 are arranged in one-to-one correspondence with the slots 12 of the slot plate 8, and the fluorescent test card enters the internal slots 12 from the jacks 14.
The lower surface of the slot board 8 is fixedly connected with the upper surface of the constant temperature board 9, the constant temperature board 9 is used for heating the fluorescent test card in the slot 12 at constant temperature, the heating process is uniform, and the temperature condition required by detection is met.
A baffle plate 15 and a top cover 16 are sequentially arranged above the rotary disk 6, the baffle plate 15 is fixedly connected to the inner wall of the shell 1, and a closed clamping cavity is formed between the baffle plate 15 and the light-transmitting plate 7.
The optical scanning module 10 rotates in the clamping cavity to scan one by one, so that the optical scanning module 10 is prevented from being communicated with the external environment in the detection process, and dust in the environment can influence the detection precision of the optical scanning module 10 after entering.
The top cover 16 is hinged with the shell 1, and a thermal printing module and a liquid crystal touch screen are arranged in a clamping cavity between the top cover 16 and the partition plate 15.
The bottom of the shell 1 is provided with a base 17, and a data processing module and a control module are arranged in a clamping cavity between the base 17 and the support frame 3.
The specific working principle of the utility model is as follows:
the fluorescent test cards are respectively inserted into the slots 12 of the slot plate 8, the fluorescent test cards are heated at constant temperature through the constant temperature plate 9, the temperature conditions required by detection are met, after the fluorescent test cards are loaded, the motor 5 drives the hollow spindle 2 to rotate, and then the optical scanning module 10 is driven to rotate, and the optical scanning module 10 sequentially passes through the light-transmitting plate 7 and the observation holes 13 along the vertical direction in the stepping rotation process and then detects the fluorescent test cards in the slots 12 one by one. The utility model can realize the one-by-one detection of a plurality of fluorescent test cards by driving the hollow spindle 2 to rotate unidirectionally. The optical scanning module 10 is rotated and scanned in the closed clamping cavity, so that the optical scanning module 10 is prevented from being communicated with the external environment in the detection process, and dust in the environment can influence the detection precision of the optical scanning module 10 after entering.
The foregoing is illustrative of the best mode of carrying out the utility model, and is not presented in any detail as is known to those of ordinary skill in the art. The protection scope of the utility model is defined by the claims, and any equivalent transformation based on the technical teaching of the utility model is also within the protection scope of the utility model.
Claims (8)
1. Grain mycotoxin detector, its characterized in that: the device comprises a shell (1) with a cylindrical structure, wherein a hollow main shaft (2) is vertically arranged in the shell (1), a rotary disc (6) is fixedly arranged at the top end of the hollow main shaft (2), a light-transmitting plate (7), a slot plate (8) and a constant temperature plate (9) are sequentially arranged below the rotary disc (6), the light-transmitting plate (7), the slot plate (8) and the constant temperature plate (9) are all sleeved on the hollow main shaft (2), and the peripheries of the light-transmitting plate (7), the slot plate (8) and the constant temperature plate (9) are fixedly connected to the inner wall of the shell (1); an optical scanning module (10) and a balance block (11) are fixedly connected to the bottom of the rotary disk (6); the bottom of the slot plate (8) is provided with a plurality of slots (12) distributed circumferentially; a baffle plate (15) and a top cover (16) are sequentially arranged above the rotary disc (6), the baffle plate (15) is fixedly connected to the inner wall of the shell (1), and a closed clamping cavity is formed between the baffle plate (15) and the light-transmitting plate (7).
2. The grain mycotoxin detector of claim 1, wherein: the hollow main shaft (2) is installed and fixed through the support frame (3), the support frame (3) is fixedly connected to the inner wall of the shell (1), and a bearing seat (4) is arranged at the joint of the hollow main shaft (2) and the support frame (3).
3. The grain mycotoxin detector of claim 2, wherein: the hollow main shaft (2) is connected with the motor (5) through the meshing of the bevel gear, and the motor (5) is fixedly connected to the bottom of the support frame (3).
4. The grain mycotoxin detector of claim 1, wherein: the upper parts of the slots (12) are respectively provided with observation holes (13) which are arranged in one-to-one correspondence with the slots.
5. The grain mycotoxin detector of claim 1, wherein: a plurality of jacks (14) are arranged on the outer wall of the shell (1), and the jacks (14) are arranged in one-to-one correspondence with the slots (12) of the slot board (8).
6. The grain mycotoxin detector of claim 1, wherein: the lower surface of the slot board (8) is fixedly connected with the upper surface of the constant temperature board (9).
7. The grain mycotoxin detector of claim 1, wherein: the top cover (16) is hinged with the shell (1), and a thermal printing module and a liquid crystal touch screen are arranged in a clamping cavity between the top cover (16) and the partition plate (15).
8. The grain mycotoxin detector of claim 1, wherein: the bottom of the shell (1) is provided with a base (17), and a data processing module and a control module are arranged in a clamping cavity between the base (17) and the support frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321273956.XU CN219915384U (en) | 2023-05-24 | 2023-05-24 | Grain mycotoxin detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321273956.XU CN219915384U (en) | 2023-05-24 | 2023-05-24 | Grain mycotoxin detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915384U true CN219915384U (en) | 2023-10-27 |
Family
ID=88437946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321273956.XU Active CN219915384U (en) | 2023-05-24 | 2023-05-24 | Grain mycotoxin detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915384U (en) |
-
2023
- 2023-05-24 CN CN202321273956.XU patent/CN219915384U/en active Active
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