CN220625860U

CN220625860U - Sampler for food detection

Info

Publication number: CN220625860U
Application number: CN202321766396.1U
Authority: CN
Inventors: 李杉杉; 昝加志; 张凯; 胡婷婷; 易生奎; 彭茜
Original assignee: Meishan Vocational And Technical College
Current assignee: Meishan Vocational And Technical College
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-03-19
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of food detection, in particular to a sampler for food detection, which comprises a storage bottle and a bottle cap, wherein the bottle cap comprises a first cover body and a second cover body, a mounting groove is formed in the first cover body, and a first liquid inlet hole and a first exhaust hole are formed in the bottom wall of the mounting groove; the second cover body is arranged in the mounting groove, is matched with the mounting groove in shape and size and can rotate in the mounting groove, and is provided with a second liquid inlet hole and a second air outlet hole which are in one-to-one correspondence with the first liquid inlet hole and the first air outlet hole; the first liquid inlet hole and the second liquid inlet hole are internally inserted with liquid suction pipes, the first exhaust hole and the second exhaust hole are internally inserted with exhaust pipes, and the exhaust pipes are connected with a suction element; the liquid food sampling, sealing and storing device can conveniently finish the sampling, sealing and storing of liquid food, and is very convenient to use; when the liquid food sampling device is used for sampling different liquid foods, only a new liquid suction pipe needs to be replaced, and the liquid food sampling device has the advantage of low sampling cost.

Description

Sampler for food detection

Technical Field

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

Background

In order to ensure food safety, the national food safety supervision department needs to sample and detect food which is about to be marketed and has been marketed and circulated in the market, and a sampler needs to be used when sampling the food. The utility model patent with the prior application number of CN201820532204.3 discloses a sampler for food detection, wherein a sampling end head is connected with a sampling component, the sampling end head comprises a sampling tube, the sampling tube is detachably connected with a partition plate, one side of the partition plate is provided with an illuminating lamp belt, the sampling depth is convenient to observe, the sampling tubes with different lengths can be replaced according to actual needs, and the sampling depth is convenient to master; the sampling part comprises a sampling barrel, a bottom plate and a baffle plate are concavely arranged at two ends of the sampling barrel, and a temperature display device and a timer are arranged on the barrel wall of the sampling barrel, so that the storage temperature and time can be conveniently observed; the piston is detachably connected with the push rod, a handle is arranged at one end of the push rod, an elastic part is arranged between the handle and the baffle plate, and a first sealing ring and a second sealing ring are arranged at the periphery of the piston; a side wall of the sampling barrel is provided with a split charging mouth, the split charging mouth is connected with the split charging bottle, an external thread is arranged on the outer wall of one end of the sampling barrel, which is close to the partition plate, the sampling barrel is in threaded connection with the sealing cover, the split charging is convenient to carry out for a plurality of times, the transportation is convenient, and the practicability is strong.

However, the sampler for detecting food provided in the above patent directly pumps liquid food into the sampling barrel, in order to prevent the problem of inaccurate detection result caused by food intersection, either split charging and cleaning are performed after one sample is taken, and then another sample is taken, or one sampler is prepared for each sample, the former results in inconvenient sampling, and the latter results in high cost.

Disclosure of Invention

The utility model aims to provide a sampler for food detection, which aims to solve the problems of inconvenient sampling and high sampling cost of the existing sampler for food detection.

In order to achieve the above object, the present utility model provides the following technical solutions:

the sampler for food detection comprises a storage bottle, wherein a bottle cap is arranged at the bottle mouth of the storage bottle, the bottle cap comprises a first cover body and a second cover body, an installation groove is formed in the upper end face of the first cover body, the longitudinal section of the installation groove is in an inverted T shape, the installation groove comprises a small-diameter circular groove at the upper end and a large-diameter circular groove at the lower end, and a first liquid inlet hole and a first exhaust hole which penetrate through the bottom wall of the installation groove vertically are formed in the bottom wall of the installation groove; the second cover body is arranged in the mounting groove, the shape and the size of the second cover body are matched with those of the mounting groove, the second cover body can rotate in the mounting groove, and the second cover body is provided with second liquid inlet holes and second air outlet holes which are in one-to-one correspondence with the first liquid inlet holes and the first air outlet holes; the liquid suction pipe is inserted into the first liquid inlet hole and the second liquid inlet hole, the exhaust pipe is inserted into the first exhaust hole and the second exhaust hole, and the exhaust pipe is connected with the air suction element.

As the preferred technical scheme of this application, deposit the bottle and use transparent glass bottle, be provided with the volume scale on depositing the bottle wall of bottle.

As the preferred technical scheme of this application, rubber materials is used to make to the first lid, the longitudinal cross section shape of first lid is T shape, including the major diameter lid of upper end and the minor diameter cock body of lower extreme, the minor diameter cock body of first lid is packed into the bottleneck of depositing the bottle, be interference fit between minor diameter cock body and the bottleneck of depositing the bottle.

As the preferable technical scheme of the application, the second cover body is made of hard plastic or metal materials, and the second cover body is in interference fit with the first cover body.

As the preferred technical scheme of this application, be provided with on the upper end wall of second lid and twist the piece, second feed liquor hole and second exhaust hole symmetry set up in the both sides of twisting the piece.

As the preferred technical scheme of this application, the up end of first lid and second lid flushes, be provided with the counterpoint sign of instructing on the up end of first lid, be provided with the counterpoint arrow on the up end of second lid, when the directional counterpoint sign of instructing of counterpoint arrow, second feed liquor hole and second exhaust hole align with first feed liquor hole and first exhaust hole one by one respectively.

As the preferable technical scheme of this application, the getter component is rubber suction ball, rubber suction ball accessible blast pipe absorbs the air of depositing in the bottle and makes to produce the negative pressure that can inhale liquid in depositing the bottle.

As the preferred technical scheme of this application, rubber suction ball has two air vents, two suction holes department of rubber suction ball is provided with first check valve and second check valve respectively, first check valve and second check valve are admission valve and discharge valve respectively, rubber suction ball passes through first check valve and links to each other with the blast pipe, rubber suction ball passes through the second check valve and communicates with each other with the atmosphere.

As a preferred technical scheme of the application, the air suction element is a syringe, and the syringe can suck air in the storage bottle through the exhaust pipe so as to generate negative pressure capable of sucking liquid in the storage bottle.

As the preferred technical scheme of this application, the head of syringe has two injection mouths, two injection mouths departments of syringe are provided with third check valve and fourth check valve respectively, third check valve and fourth check valve are admission valve and discharge valve respectively, the syringe passes through the third check valve and links to each other with the blast pipe, the syringe passes through the fourth check valve and communicates with each other with the atmosphere.

Compared with the prior art, the utility model has the beneficial effects that:

1. the liquid food sampling, sealing and storing device can conveniently finish the sampling, sealing and storing of liquid food, and is very convenient to use.

2. When the liquid food sampling device is used for sampling different liquid foods, only a new liquid suction pipe needs to be replaced, and the liquid food sampling device has the advantage of low sampling cost.

3. The air suction element is connected with the air suction check valve and the air discharge check valve, so that the air suction element can be continuously used, the volume of the air suction element can be optimized, the air suction element is convenient to carry, sampling is further facilitated, and the cost of the sampler is further reduced.

4. The bottle lid comprises first lid and second lid, and the accessible changes the position of second lid in first lid and accomplishes the transition of sample and appearance state, and it is very convenient to use.

Description of the drawings:

fig. 1 is a schematic perspective view of embodiment 1 of the present application;

fig. 2 is a schematic perspective view of embodiment 2 of the present application;

FIG. 3 is a schematic perspective view of the connection of the vial cap, the pipette and the vent tube according to various embodiments of the present application;

FIG. 4 is a front view of a vial cap, a pipette, and an exhaust connection of embodiments of the present application;

fig. 5 is a schematic perspective view of a bottle cap according to various embodiments of the present application;

fig. 6 is a schematic perspective view of a first cover according to various embodiments of the present disclosure;

FIG. 7 is a schematic longitudinal cross-sectional view of a first cover according to various embodiments of the present application;

fig. 8 is a schematic perspective view of a second cover according to various embodiments of the present disclosure.

The figures indicate: 1. storing the bottle; 2. A bottle cap; 3. a first cover; 4. a second cover; 5. a first liquid inlet hole; 6. a first exhaust hole; 7. a mounting groove; 8. a second liquid inlet hole; 9. a second exhaust hole; 10. a pipette; 11. an exhaust pipe; 12. screwing the block by hand; 13. alignment indication marks; 14. alignment indication arrow; 15. rubber suction balls; 16. a first check valve; 17. a second check valve; 18. a syringe; 19. a third check valve; 20. and a fourth check valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1, 3 and 4, the food detection sampler includes a storage bottle 1, a bottle cap 2, a pipette 10, an exhaust pipe 11 and a rubber suction ball 15. The storage bottle 1 uses a transparent glass bottle, and the wall of the storage bottle 1 is provided with volume scales, so that the sampling amount of liquid food can be accurately determined through the volume scales. The bottle cap 2 is arranged at the bottle mouth of the storage bottle 1 and is used for sealing the storage bottle 1. Meanwhile, the bottle cap 2 is provided with a liquid inlet hole through which the liquid suction pipe 10 is inserted into the storage bottle 1 and an exhaust hole through which the exhaust pipe 11 is inserted into the storage bottle 1. The rubber suction ball 15 is provided with two vent holes, a first check valve 16 and a second check valve 17 are respectively arranged at two suction holes of the rubber suction ball 15, the first check valve 16 and the second check valve 17 are respectively an air inlet valve and an air outlet valve, the rubber suction ball 15 is connected with the exhaust pipe 11 through the first check valve 16, and the rubber suction ball 15 is communicated with the atmosphere through the second check valve 17. The rubber suction ball 15 is pressed, air in the rubber suction ball 15 is discharged through the second check valve 17, after the hands are loosened, the air in the storage bottle 1 enters the rubber suction ball 15 through the exhaust pipe 11 and the first check valve 16, negative pressure is generated in the storage bottle 1, and liquid food to be sampled is sucked through the liquid suction pipe 10. The liquid food can be sampled continuously by repeatedly pressing and releasing the rubber suction ball 15 until the prescribed sampling amount is completed. Therefore, the rubber suction ball 15 is equivalent to a suction element, and the rubber suction ball 15 can suck the air in the storage bottle 1 through the exhaust pipe 11 so as to generate negative pressure capable of sucking liquid in the storage bottle 1, and the liquid food to be sampled can be sucked through the liquid suction pipe 10 after the negative pressure is generated in the storage bottle 1.

As shown in fig. 5, 6, 7 and 8, the bottle cap 2 comprises a first cap body 3 and a second cap body 4, the first cap body 3 is made of rubber materials, the longitudinal section of the first cap body 3 is in a T shape, the first cap body comprises a large-diameter cap body at the upper end and a small-diameter plug body at the lower end, the small-diameter plug body of the first cap body 3 is plugged into the bottle mouth of the storage bottle 1, and the small-diameter plug body is in interference fit with the bottle mouth of the storage bottle 1, so that the small-diameter plug body is safely sealed with the bottle mouth of the storage bottle 1 without air leakage. The upper end face of the first cover body 3 is provided with a mounting groove 7, the longitudinal section of the mounting groove 7 is in an inverted T shape, the mounting groove 7 comprises a small-diameter circular groove at the upper end and a large-diameter circular groove at the lower end, and the bottom wall of the mounting groove 7 is provided with a first liquid inlet hole 5 and a first exhaust hole 6 which penetrate up and down. The second cover body 4 is arranged in the mounting groove 7, the shape and the size of the second cover body 4 are matched with those of the mounting groove 7, the second cover body 4 is made of hard plastic or metal materials, the second cover body 4 is in interference fit with the first cover body 3, and therefore the second cover body 4 and the first cover body 3 are tightly sealed and airtight. The upper end wall of the second cover body 4 is provided with a hand twisting block 12, and two sides of the second cover body 4, which are positioned on the hand twisting block 12, are respectively provided with a second liquid inlet hole 8 and a second air outlet hole 9 which are in one-to-one correspondence with the first liquid inlet hole 5 and the first air outlet hole 6. The second cover body 4 can be rotated by the hand screwing block 12, so that the second liquid inlet hole 8 and the second air outlet hole 9 of the second cover body 4 are aligned with the first liquid inlet hole 5 and the first air outlet hole 6 one by one respectively, and the second cover body 4 can completely shield the first liquid inlet hole 5 and the first air outlet hole 6, so that the storage bottle 1 cannot be communicated with the outside through the first liquid inlet hole 5 and the first air outlet hole 6, and a completely sealed state is maintained. The upper end faces of the first cover body 3 and the second cover body 4 are flush, the upper end face of the first cover body 3 is provided with an alignment indication mark 13, the upper end face of the second cover body 4 is provided with an alignment indication arrow 14, when the alignment indication arrow 14 points to the alignment indication mark 13, the second liquid inlet hole 8 and the second air outlet hole 9 are respectively aligned with the first liquid inlet hole 5 and the first air outlet hole 6 one by one, and therefore whether the second liquid inlet hole 8 and the second air outlet hole 9 are aligned with the first liquid inlet hole 5 and the first air outlet hole 6 one by one can be conveniently confirmed. When the liquid food sampling device is used for sampling liquid food, the hand-twisting block 12 is twisted, the second cover body 4 is twisted to the position of the alignment indication mark 13 pointed by the alignment indication arrow 14, then the liquid suction pipe 10 is inserted into the storage bottle 1 through the second liquid inlet hole 8 and the first liquid inlet hole 5, and the exhaust pipe 11 is inserted into the storage bottle 1 through the second exhaust hole 9 and the first exhaust hole 6.

Example 2:

as shown in fig. 2, 3 and 4, the food detection sampler includes a storage bottle 1, a bottle cap 2, a pipette 10, an exhaust pipe 11 and a syringe 18. The storage bottle 1 uses a transparent glass bottle, and the wall of the storage bottle 1 is provided with volume scales, so that the sampling amount of liquid food can be accurately determined through the volume scales. The bottle cap 2 is arranged at the bottle mouth of the storage bottle 1 and is used for sealing the storage bottle 1. Meanwhile, the bottle cap 2 is provided with a liquid inlet hole through which the liquid suction pipe 10 is inserted into the storage bottle 1 and an exhaust hole through which the exhaust pipe 11 is inserted into the storage bottle 1. The head of the injector 18 has two injection ports, the two injection ports of the injector 18 are respectively provided with a third check valve 19 and a fourth check valve 20, the third check valve 19 and the fourth check valve 20 are respectively an intake valve and an exhaust valve, the injector 18 is connected with the exhaust pipe 11 through the third check valve 19, and the injector 18 is communicated with the atmosphere through the fourth check valve 20. Pulling the stem and piston of the syringe 18 outwards draws air from the storage bottle 1 into the syringe 18 through the vent tube 11 and the third non-return valve 19, creating a negative pressure in the storage bottle 1 and drawing in the liquid food to be sampled through the pipette 10. Pushing the plunger and piston of the syringe 18 inward may expel air from the syringe 18 through the fourth check valve 20. The liquid food can be sampled continuously by repeating the steps until the prescribed sampling amount is completed. Therefore, the syringe 18 is equivalent to a suction element, and the syringe 18 can suck the air in the storage bottle 1 through the exhaust pipe 11 to generate negative pressure capable of sucking the liquid in the storage bottle 1, and the liquid food to be sampled can be sucked through the liquid suction pipe 10 after the negative pressure is generated in the storage bottle 1.

The working principle of the utility model is as follows: during sampling, the second cover body 4 is rotated so that the second liquid inlet holes 8 and the second air outlet holes 9 are aligned with the first liquid inlet holes 5 and the first air outlet holes 6 one by one, respectively, then the liquid suction pipe 10 is inserted into the storage bottle 1 through the second liquid inlet holes 8 and the first liquid inlet holes 5, and the air discharge pipe 11 is inserted into the storage bottle 1 through the second air outlet holes 9 and the first air outlet holes 6. The suction of air in the storage bottle 1 by the suction element causes a negative pressure in the storage bottle 1 capable of sucking liquid, and the liquid food to be sampled can be sucked through the liquid suction pipe 10 after the negative pressure is generated in the storage bottle 1. After sampling is finished, the liquid suction pipe 10 and the exhaust pipe 11 are pulled out, the second cover body 4 is rotated, the second cover body 4 completely shields the first liquid inlet hole 5 and the first exhaust hole 6, the storage bottle 1 cannot be communicated with the outside through the first liquid inlet hole 5 and the first exhaust hole 6, a completely sealed state is maintained, and sealing and storage of liquid food samples can be completed. When the next liquid food is sampled, the suction element and the exhaust pipe 11 can be used continuously, and only the new liquid suction pipe 10 needs to be replaced. The utility model can conveniently finish the sampling, sealing and storing of liquid foods, is very convenient to use, and has the advantage of low sampling cost by only replacing a new liquid suction pipe 10 when the utility model is used for sampling different liquid foods.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. The utility model provides a sampler for food detection, includes deposits bottle (1), the bottleneck department of depositing bottle (1) is provided with bottle lid (2), its characterized in that: the bottle cap (2) comprises a first cap body (3) and a second cap body (4), wherein an installation groove (7) is formed in the upper end face of the first cap body (3), the longitudinal section of the installation groove (7) is in an inverted T shape, the installation groove (7) comprises a small-diameter circular groove at the upper end and a large-diameter circular groove at the lower end, and a first liquid inlet hole (5) and a first exhaust hole (6) which penetrate through the bottom wall of the installation groove (7) vertically are formed in the groove bottom wall of the installation groove; the second cover body (4) is arranged in the mounting groove (7), the shape and the size of the second cover body are matched with those of the mounting groove (7), the second cover body can rotate in the mounting groove (7), and the second cover body (4) is provided with second liquid inlet holes (8) and second air outlet holes (9) which are in one-to-one correspondence with the first liquid inlet holes (5) and the first air outlet holes (6); the liquid suction pipe is characterized in that liquid suction pipes (10) are inserted into the first liquid inlet holes (5) and the second liquid inlet holes (8), exhaust pipes (11) are inserted into the first exhaust holes (6) and the second exhaust holes (9), and the exhaust pipes (11) are connected with air suction elements.

2. A sampler for food testing as claimed in claim 1 wherein: the storage bottle (1) is a transparent glass bottle, and volume scales are arranged on the bottle wall of the storage bottle (1).

3. A sampler for food testing as claimed in claim 1 wherein: the bottle cover is characterized in that the first cover body (3) is made of rubber materials, the longitudinal section of the first cover body (3) is T-shaped, the bottle cover comprises a large-diameter cover body at the upper end and a small-diameter plug body at the lower end, the small-diameter plug body of the first cover body (3) is plugged into a bottle opening of the storage bottle (1), and interference fit is arranged between the small-diameter plug body and the bottle opening of the storage bottle (1).

4. A sampler for use in food testing as claimed in claim 3 wherein: the second cover body (4) is made of hard plastic or metal materials, and the second cover body (4) is in interference fit with the first cover body (3).

5. A sampler for food testing as in claim 4 wherein: the upper end wall of the second cover body (4) is provided with a hand screwing block (12), and the second liquid inlet hole (8) and the second exhaust hole (9) are symmetrically arranged on two sides of the hand screwing block (12).

6. A sampler for food testing as in claim 5 wherein: the utility model discloses a liquid feeding device, including first lid (3) and second lid (4), the up end of first lid (3) flushes, be provided with on the up end of first lid (3) and instruct sign (13), be provided with on the up end of second lid (4) and instruct arrow (14), when instruct arrow (14) to point to instruct sign (13) to counterpoint, second feed liquor hole (8) and second exhaust hole (9) respectively with first feed liquor hole (5) and first exhaust hole (6) one-to-one.

7. A sampler for food detection as claimed in any one of claims 1 to 6 wherein: the air suction element is a rubber suction ball (15), and the rubber suction ball (15) can suck air in the storage bottle (1) through the exhaust pipe (11) so as to generate negative pressure capable of sucking liquid in the storage bottle (1).

8. A sampler for detecting food as in claim 7 wherein: the rubber suction ball (15) is provided with two vent holes, a first check valve (16) and a second check valve (17) are respectively arranged at the two vent holes of the rubber suction ball (15), the first check valve (16) and the second check valve (17) are respectively an air inlet valve and an air outlet valve, the rubber suction ball (15) is connected with the exhaust pipe (11) through the first check valve (16), and the rubber suction ball (15) is communicated with the atmosphere through the second check valve (17).

9. A sampler for food detection as claimed in any one of claims 1 to 6 wherein: the air suction element is a syringe (18), and the syringe (18) can suck air in the storage bottle (1) through the exhaust pipe (11) so that negative pressure capable of sucking liquid is generated in the storage bottle (1).

10. A sampler for detecting food as in claim 9 wherein: the head of the injector (18) is provided with two injection ports, a third check valve (19) and a fourth check valve (20) are respectively arranged at the two injection ports of the injector (18), the third check valve (19) and the fourth check valve (20) are respectively an air inlet valve and an air outlet valve, the injector (18) is connected with the exhaust pipe (11) through the third check valve (19), and the injector (18) is communicated with the atmosphere through the fourth check valve (20).