CN218974143U

CN218974143U - Food fluorescence detection device

Info

Publication number: CN218974143U
Application number: CN202222721650.8U
Authority: CN
Inventors: 戴顺鑫
Original assignee: Suzhou Shenbei Standard Technical Service Co ltd
Current assignee: Suzhou Shenbei Standard Technical Service Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-05-05
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a food fluorescence detection device which comprises a body and a cover plate for sealing the body, wherein the cover plate is in a ladder shape and comprises a first ladder and a higher second ladder, a groove is formed in the bottom of the second ladder, a circular tube which is communicated with the lower part of the body and is matched with a test tube is arranged in the body, and the circular tube extends into the groove. When the food fluorescence detection device is used, firstly, food and fluorescent reagent are mixed in the test tube, then the body is taken out from the sterile bin, the test tube is inserted into the body from the pipe orifice below the circular pipe, then the body and the test tube are erected, the reagent in the test tube flows into the space between the body and the cover plate and flows into the space between the first step of the cover plate and the body from the groove below the second step, air between the first step of the cover plate and the body is discharged for convenient observation, and the whole process is carried out in a nearly sealed space, so that the possibility of mixed bacteria is greatly reduced.

Description

Food fluorescence detection device

Technical Field

The utility model relates to the technical field of food detection, in particular to a food fluorescence detection device.

Background

Fluorescence detection is one of the common methods for detecting food, and is mainly used for detecting components and bacterial colonies in the food to determine whether the food is in the national specified safety range.

According to patent number CN114414547a, publication (bulletin) day 2022.04.29, a food fluorescence detection device is disclosed, including fluorescence detector main part, sample hold device and linkage, the top that the sample held the device is connected in the inside of fluorescence detector main part, linkage installs the back at fluorescence detector main part, the sample holds the device and includes supporting platform, test tube butt joint framework, device locking framework, trigger switch and anti-skidding synapse, the inside at supporting platform is installed to the bottom of test tube butt joint framework, device locking framework installs in supporting platform's both sides, trigger switch installs in supporting platform's inside, anti-skidding synapse installs on supporting platform's outer wall. The device adopts the mode that micro motor drive rotated the chassis, drive restriction shell and rotate, thereby with the abundant dispersion of test tube interior sample, ensure the accuracy and the reliability of testing result, this mode has changed traditional manual processing sample's mode, need not the manual mode of getting rid of the interior sample of test tube and evenly handle, can avoid the test tube to appear the condition that takes off the hand or drop effectively, and the power of operation of this mode is more even than the dynamics of manual operation, can avoid getting rid of the excessive condition that causes the test tube to damage that can avoid getting rid of the power, the structural integrity of protection test tube in the furthest, and the in-process test tube of handling the sample is in restriction shell's inside all the time, avoid carrying out long-time contact with external environment, thereby reduce the chance that various microorganisms in the air and dust contacted with the test tube, further promote the accuracy of fluorescence testing result.

In the prior art including above-mentioned patent, when carrying out food fluorescence detection, mix food sample and fluorescent reagent in the test tube earlier, then transfer the reagent after mixing into the carrier container of similar culture dish, place the carrier container in fluorescence detector again, for convenient observation, the carrier container is open, when transferring the reagent in the test tube into the carrier container, has miscellaneous colony in the carrier container easily, influences the testing result.

Disclosure of Invention

The utility model aims to provide a food fluorescence detection device, which aims to solve the problem that when a reagent in a test tube is transferred to a bearing container, the reagent is easy to fall into a mixed bacterium.

In order to achieve the above purpose, the utility model provides a food fluorescence detection device, which comprises a body and a cover plate for closing the body, wherein the cover plate is in a ladder shape and comprises a first ladder and a higher second ladder, a groove is formed in the bottom of the second ladder, a circular tube which is communicated with the lower part of the body and is matched with a test tube is arranged in the body, and the circular tube extends into the groove.

Preferably, a baffle for closing the round tube is movably arranged at the top of the round tube.

Preferably, a plurality of guide rods extending into the circular tube are arranged on the baffle plate.

Preferably, a spring is provided between the guide rod and the circular tube.

Preferably, the baffle is symmetrically provided with notches, and the notches of the baffle are symmetrically hinged with movable blocks.

Preferably, the inside of the groove on the second step is symmetrically provided with a convex block for pushing the baffle.

Preferably, a partition is provided inside the body.

Preferably, two notches on the baffle are distributed on two sides of the baffle.

Preferably, a bottom plate for closing the bottom of the circular tube is movably arranged at the bottom of the body.

Preferably, the cover plate is a glass plate.

In the technical scheme, the food fluorescence detection device provided by the utility model has the following beneficial effects: when the device is used, food and fluorescent reagent are mixed in the test tube, the body is taken out from the sterile bin, the test tube is inserted into the body from the pipe orifice below the circular pipe, the body and the test tube are erected, the reagent in the test tube flows into the space between the body and the cover plate, flows into the space between the first step of the cover plate and the body from the groove below the second step, air between the first step of the cover plate and the body is discharged to facilitate observation, and the whole process is carried out in a nearly sealed space, so that the possibility of mixing of mixed bacteria is greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an explosion structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an explosion structure at another angle according to an embodiment of the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

Reference numerals illustrate:

1. a body; 11. a round tube; 12. a baffle; 121. a guide rod; 122. a spring; 13. a movable block; 14. a partition plate; 15. a bottom plate; 2. a cover plate; 21. a first step; 22. a second step; 23. and a bump.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-4, a fluorescence detection device for food comprises a body 1 and a cover plate 2 for closing the body 1, wherein the cover plate 2 is in a ladder shape and comprises a first ladder 21 and a higher second ladder 22, the bottom of the second ladder 22 is provided with a groove, a circular tube 11 communicated with the lower part of the body 1 and adapted to a test tube is arranged in the body 1, and the circular tube 11 extends into the groove.

In particular, the body 1 in the above embodiments is in particular a carrying container like a petri dish.

In the above technical scheme, when in use, firstly, food and fluorescent reagent are mixed in a test tube, then the body 1 is taken out from the sterile bin, and the test tube is inserted into the body 1 from the pipe orifice below the circular pipe 11, then the body 1 and the test tube are erected, the reagent in the test tube flows into the space between the body 1 and the cover plate 2, and flows into the space between the first step 21 of the cover plate 2 and the body 1 from the groove below the second step 22, the air between the first step 21 of the cover plate 2 and the body 1 is discharged for convenient observation, and the whole process is carried out in a nearly sealed space, so that the possibility of mixing of mixed bacteria is greatly reduced.

As a further provided embodiment of the present utility model, as shown in fig. 2-4, a baffle 12 for closing the circular tube 11 is movably disposed at the top of the circular tube 11, a plurality of guide rods 121 extending into the circular tube 11 are disposed on the baffle 12, springs 122 are disposed between the guide rods 121 and the circular tube 11, gaps are symmetrically disposed on the baffle 12, movable blocks 13 are symmetrically hinged on the gaps of the baffle 12, and protruding blocks 23 for pushing against the baffle 12 are symmetrically disposed in the grooves of the second step 22; when the device is used, firstly, food and fluorescent reagent are mixed in a test tube, then the body 1 is taken out from an aseptic bin, the test tube is inserted into the body 1 from a tube orifice below a circular tube 11, the test tube pushes against a baffle plate 12 to approach a second step 22, a bump 23 on the second step 22 pushes against a part of a movable block 13, which is close to the center of the baffle plate 12, and rotates, so that a gap on the baffle plate 12 is exposed, then the body 1 and the test tube are erected, the body 1 and the first step 21 are positioned below, the reagent in the test tube passes through the gap of the baffle plate 12, which is close to the first step 21, and flows into a space between the body 1 and a cover plate 2, and flows into a space between the first step 21 and the body 1 of the cover plate 2 from a groove below the second step 22, air between the first step 21 of the cover plate 2 and the body 1 passes through a gap between the baffle plate 14 and the cover plate 2 and enters the test tube through another gap on the baffle plate 12, the reagent gradually fills between the first step 21 and the body 1, observation is convenient, and the whole process is carried out in a nearly sealed space, and the possibility of mixed bacteria is greatly reduced; after filling, the test tube is pulled out from the circular tube 11, at the moment, the spring 122 pulls the guide rod 121, the baffle 12 is covered on the circular tube 11 again, the circular tube 11 is sealed, the circular tube 11 abuts against the movable block 13, and the movable block 13 seals the notch on the baffle 12 again.

As still another embodiment of the present utility model, as shown in fig. 2, a partition 14 is disposed inside the body 1, two notches on the partition 12 are distributed on two sides of the partition 14, the partition 14 divides the inner space of the body 1 into two parts, one part is used for storing the reagent, and the other part is used for air to pass through, so that the reagent is concentrated in a region convenient for observation.

As a further embodiment of the present utility model, as shown in fig. 1-2, the bottom of the body 1 is movably provided with a bottom plate 15 for closing the bottom of the round tube 11, and the bottom plate 15 can thoroughly seal the bottom of the body 1.

Further, as shown in fig. 1, the cover plate 2 is specifically a glass plate, so that the reagent condition between the body 1 and the cover plate 2 can be observed conveniently.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a food fluorescence detection device, its characterized in that, includes body (1) and is used for sealing apron (2) of body (1), apron (2) are echelonment and include first ladder (21) and higher second ladder (22), the recess is seted up to the bottom of second ladder (22), the inside of body (1) is provided with rather than below intercommunication and with pipe (11) of test tube adaptation, pipe (11) extend to inside the recess.

2. A food fluorescence detection device according to claim 1, wherein the top of the tube (11) is movably provided with a baffle (12) for closing the tube (11).

3. A food fluorescence detection device according to claim 2, wherein a plurality of guide rods (121) extending into the interior of the tube (11) are provided on the baffle (12).

4. A food fluorescence detection device according to claim 3, wherein a spring (122) is arranged between the guide rod (121) and the circular tube (11).

5. The fluorescence detection device for food according to claim 2, wherein the baffle (12) is symmetrically provided with notches, and the notches of the baffle (12) are symmetrically hinged with movable blocks (13).

6. A food fluorescence detection device according to claim 5, wherein the second step (22) is provided with protrusions (23) symmetrically arranged inside the recess for pushing against the baffle (12).

7. A food fluorescence detection device according to claim 5, wherein a partition (14) is provided inside the body (1).

8. A food fluorescence detection device according to claim 7, wherein two indentations in the baffle (12) are distributed on both sides of the baffle (14).

9. A food fluorescence detection device according to claim 1, wherein the bottom of the body (1) is movably provided with a bottom plate (15) for closing the bottom of the tube (11).

10. A food fluorescence detection device according to claim 1, characterized in that the cover plate (2) is in particular a glass plate.