CN218995389U - Scanning structure for fluorescent card detection - Google Patents
Scanning structure for fluorescent card detection Download PDFInfo
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- CN218995389U CN218995389U CN202223364131.7U CN202223364131U CN218995389U CN 218995389 U CN218995389 U CN 218995389U CN 202223364131 U CN202223364131 U CN 202223364131U CN 218995389 U CN218995389 U CN 218995389U
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- supporting arm
- screw rod
- guide post
- arm
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Abstract
The utility model discloses a scanning structure for detecting a fluorescent card, which comprises a detection module, wherein the detection module is embedded in a connecting block and translates along with the connecting block, one side of the detection module is provided with a long slide block, the other side of the detection module is provided with a threaded slide block, a guide post which is in sliding connection with the long slide block is penetrated in the long slide block, a screw rod which is in threaded connection with the long slide block is penetrated in the threaded slide block, the guide post is arranged on the inner side of a guide post supporting arm, the screw rod is arranged on the inner side of a screw rod supporting arm, and the guide post supporting arm and the end part of the screw rod supporting arm are fixedly connected with a fixed arm; the photoelectric switch is installed in the tip outside that the screw rod support arm kept away from the fixed arm, and the upper surface of connecting block is embedded to be equipped with limit baffle, and limit baffle is close to one side of photoelectric switch and is equipped with protruding structure. The utility model can realize accurate, stable and rapid scanning of the fluorescent card by the detection module, has compact and reasonable structure, is beneficial to miniaturization design, and realizes accurate limit of the detection module in the moving process.
Description
Technical Field
The utility model relates to a scanning structure for fluorescent card detection, and belongs to the technical field of fluorescent immunodetection.
Background
In the field of food safety detection, a fluorescent immunochromatography detection device is adopted to rapidly, accurately and quantitatively analyze a fluorescent test card, the reflection condition on the fluorescent test card is measured through visible light scanning according to the characteristic of the color development on the fluorescent test card on the peak absorption of fluorescence, then the intensity of radiated light is received through a detector, a curve of the fluorescence value of the fluorescent test card is drawn, and then the concentration of a detected reagent is calculated through a standard curve, so that the detection of the reagent concentration is realized.
In the existing fluorescence immunochromatography detection apparatus, it is necessary to receive a fluorescence signal on a fluorescent card by a detection unit, and the detection unit needs to reciprocate in order to be able to detect a fluorescence region on the entire fluorescent card.
The existing reciprocating driving mode of the detection unit adopts a synchronous pulley type and a linear motor type, and the synchronous pulley type has the defects of large occupied space and adverse miniaturization design; the linear motor type has the problems of low speed, relatively high cost and the like.
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 scanning structure for the fluorescent card detection, which can realize the accurate, stable and rapid scanning of the fluorescent card by the detection module, has a compact and reasonable structure, is beneficial to miniaturization design, and realizes accurate limit of the detection module in the moving process.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the scanning structure for detecting the fluorescent card comprises a detection module, wherein the detection module is embedded in the connecting block and translates along with the connecting block;
a long slide block is arranged on one side of the detection module, a threaded slide block is arranged on the other side of the detection module, a guide post which is in sliding connection with the long slide block is arranged in the long slide block in a penetrating manner, a screw rod which is in threaded connection with the long slide block is arranged in the threaded slide block in a penetrating manner, the guide post is arranged on the inner side of a guide post supporting arm, the screw rod is arranged on the inner side of the screw rod supporting arm, and the guide post supporting arm and the end parts of the screw rod supporting arm are fixedly connected with a fixed arm;
the photoelectric switch is installed in the tip outside that the screw rod support arm kept away from the fixed arm, and the upper surface of connecting block is embedded to be equipped with limit baffle, and limit baffle is close to one side of photoelectric switch and is equipped with protruding structure.
According to the optimization scheme, the long sliding block and the threaded sliding block are fixedly arranged at the bottom of the connecting block, and the length of the long sliding block is larger than that of the threaded sliding block.
Further, the axes of the guide post and the screw are arranged in parallel.
Further, the guide post support arm and the screw rod support arm are arranged in opposite directions, are both of L-shaped structures, and the length of the screw rod support arm is smaller than that of the guide post support arm.
Further, the guide post supporting arm and the screw supporting arm are fixedly arranged on the same side of the fixing arm.
Further, one end of the guide post is fixedly connected with the guide post supporting arm, and the other end of the guide post is fixedly connected with the fixing arm.
Further, one end of the screw rod penetrates through the screw rod supporting arm, the other end of the screw rod penetrates through the fixing arm and then is connected with the motor, and the motor is fixedly connected to the side part of the fixing arm.
Further, a notch is arranged on the side part of the connecting block, which is close to the screw supporting arm.
Further, the limit baffle is located above the notch of the connecting block.
Further, a notch is arranged at the position, close to the limit baffle, of the screw supporting arm.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
according to the utility model, the detection module, the connecting block, the long sliding block and the limit baffle are driven to axially move along the guide post by the transmission of the screw rod and the threaded sliding block, and the guide rod has a stabilizing function, so that the detection module can accurately, stably and rapidly scan the fluorescent card.
The limit baffle can trigger the photoelectric switch along with the detection module and the connecting block moving process by the protruding structure on the limit baffle, and the electronic limit function of the detection module in the forward and backward moving process is realized.
The scanning structure provided by the utility model has the characteristics of stable movement, compact and reasonable structure and contribution to miniaturization design.
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 at M in fig. 1.
In the figure, a 1-detection module, a 2-guide pillar, a 3-screw, a 4-connecting block, a 5-long slide block, a 6-thread slide block, a 7-screw support arm, an 8-guide pillar support arm, a 9-fixed arm, a 10-photoelectric switch, an 11-limit baffle and a 12-motor.
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. 1-2 together, the utility model provides a scanning structure for detecting a fluorescent card, which comprises a detection module 1, wherein the detection module 1 realizes scanning of the fluorescent card along the vertical direction, the detection module 1 is embedded in a connecting block 4, and the detection module 1 translates along with the connecting block 4.
One side of the detection module 1 is provided with a long sliding block 5, and the other side of the detection module 1 is provided with a threaded sliding block 6.
The long sliding block 5 and the threaded sliding block 6 are fixedly arranged at the bottom of the connecting block 4, and the length of the long sliding block 5 is greater than that of the threaded sliding block 6.
The guide post 2 which is connected with the long slide block in a sliding way is penetrated in the long slide block 5, and the screw rod 3 which is connected with the screw rod in a threaded way is penetrated in the threaded slide block 6.
The axes of the guide post 2 and the screw 3 are arranged in parallel.
The guide post 2 is arranged on the inner side of the guide post supporting arm 8, and the screw 3 is arranged on the inner side of the screw supporting arm 7.
The guide post support arm 8 and the screw rod support arm 7 are arranged in opposite directions, are of L-shaped structures, the length of the screw rod support arm 7 is smaller than that of the guide post support arm 8, and the ends of the guide post support arm 8 and the screw rod support arm 7 are fixedly connected with the fixing arm 9.
The guide pillar supporting arm 8 and the screw supporting arm 7 are fixedly arranged on the same side of the fixed arm 9.
One end of the guide post 2 is fixedly connected with the guide post supporting arm 8, and the other end is fixedly connected with the fixed arm 9.
One end of the screw 3 is arranged in the screw supporting arm 7 in a penetrating way, the other end of the screw passes through the fixed arm 9 and then is connected with the motor 12, the motor 12 is fixedly connected to the side part of the fixed arm 9, and the motor 12 provides power for rotation of the screw 3.
An optoelectronic switch 10 is arranged outside the end part of the screw supporting arm 7 far away from the fixed arm 9.
The lateral part of connecting block 4 near screw rod support arm 7 is equipped with the breach, avoids connecting block 4 and screw rod support arm 7 appearance position interference in the removal in-process through setting up the breach.
The upper surface of connecting block 4 is embedded to be equipped with limit baffle 11, and limit baffle 11 is located the breach top of connecting block 4, and limit baffle 11 is close to one side of photoelectric switch 10 and is equipped with protruding structure, and protruding structure can trigger photoelectric switch 10, realizes the electron limit function to detection module 1 back-and-forth movement process.
The screw supporting arm 7 is provided with a notch at a position close to the limit baffle 11, and the notch is arranged to avoid position interference between the limit baffle 11 and the screw supporting arm 7 in the moving process.
The specific working principle of the utility model is as follows:
the motor 12 drives the screw rod 3 to rotate, and drives the detection module 1, the connecting block 4, the long sliding block 5 and the limit baffle 11 to axially move along the guide post 2 through the transmission of the screw rod 3 and the threaded sliding block 6, so that the guide post 2 has a stabilizing function, and the scanning action of the detection module 1 on the fluorescent card is realized; the limit baffle 11 can trigger the photoelectric switch 10 along with the movement process of the detection module 1 and the connecting block 4 by the protruding structure on the limit baffle 11, so as to realize the electronic limit function of the front and back movement process of the detection module 1.
The scanning structure provided by the utility model has the characteristics of stable movement and compact and reasonable structure.
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 (10)
1. A scanning structure for fluorescent card detects, its characterized in that: the device comprises a detection module (1), wherein the detection module (1) is embedded in a connecting block (4), and the detection module (1) translates along with the connecting block (4);
a long sliding block (5) is arranged on one side of the detection module (1), a threaded sliding block (6) is arranged on the other side of the detection module (1), a guide post (2) which is in sliding connection with the long sliding block is arranged in the long sliding block (5), a screw rod (3) which is in threaded connection with the threaded sliding block is arranged in the threaded sliding block (6), the guide post (2) is arranged on the inner side of a guide post supporting arm (8), the screw rod (3) is arranged on the inner side of a screw rod supporting arm (7), and the end parts of the guide post supporting arm (8) and the screw rod supporting arm (7) are fixedly connected with a fixed arm (9);
the screw rod support arm (7) is kept away from the tip outside of fixed arm (9) and is installed photoelectric switch (10), and the upper surface of connecting block (4) is embedded to be equipped with limit baffle (11), and limit baffle (11) are close to one side of photoelectric switch (10) and are equipped with protruding structure.
2. The scanning structure for fluorescent card detection of claim 1, wherein: the long sliding block (5) and the threaded sliding block (6) are fixedly arranged at the bottom of the connecting block (4), and the length of the long sliding block (5) is greater than that of the threaded sliding block (6).
3. The scanning structure for fluorescent card detection of claim 1, wherein: the axes of the guide post (2) and the screw (3) are arranged in parallel.
4. The scanning structure for fluorescent card detection of claim 1, wherein: the guide post supporting arm (8) and the screw rod supporting arm (7) are arranged in opposite directions, the guide post supporting arm and the screw rod supporting arm are of L-shaped structures, and the length of the screw rod supporting arm (7) is smaller than that of the guide post supporting arm (8).
5. The scanning structure for fluorescent card detection of claim 1, wherein: the guide post supporting arm (8) and the screw supporting arm (7) are fixedly arranged on the same side of the fixed arm (9).
6. The scanning structure for fluorescent card detection of claim 1, wherein: one end of the guide post (2) is fixedly connected with the guide post supporting arm (8), and the other end is fixedly connected with the fixed arm (9).
7. The scanning structure for fluorescent card detection of claim 1, wherein: one end of the screw rod (3) is penetrated in the screw rod supporting arm (7), the other end of the screw rod penetrates through the fixing arm (9) and then is connected with the motor (12), and the motor (12) is fixedly connected to the side part of the fixing arm (9).
8. The scanning structure for fluorescent card detection of claim 1, wherein: the side part of the connecting block (4) close to the screw supporting arm (7) is provided with a notch.
9. The scanning structure for fluorescent card detection of claim 8, wherein: the limit baffle (11) is positioned above the notch of the connecting block (4).
10. The scanning structure for fluorescent card detection of claim 1, wherein: the screw supporting arm (7) is provided with a notch at a position close to the limit baffle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223364131.7U CN218995389U (en) | 2022-12-15 | 2022-12-15 | Scanning structure for fluorescent card detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223364131.7U CN218995389U (en) | 2022-12-15 | 2022-12-15 | Scanning structure for fluorescent card detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218995389U true CN218995389U (en) | 2023-05-09 |
Family
ID=86222136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223364131.7U Active CN218995389U (en) | 2022-12-15 | 2022-12-15 | Scanning structure for fluorescent card detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218995389U (en) |
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2022
- 2022-12-15 CN CN202223364131.7U patent/CN218995389U/en active Active
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