CN220690563U

CN220690563U - Food detection sampler

Info

Publication number: CN220690563U
Application number: CN202322277687.0U
Authority: CN
Inventors: 杨茜; 麻春华
Original assignee: Xiangxi Tujia And Miao Autonomous Prefecture Quality Inspection And Metrological Verification Center
Current assignee: Xiangxi Tujia And Miao Autonomous Prefecture Quality Inspection And Metrological Verification Center
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-03-29
Anticipated expiration: 2033-08-23

Abstract

The utility model provides a food detection sampler, and relates to the technical field of food sampling. A food detection sampler comprises an outer cylinder body and a plurality of sampling cylinders. The sampling cylinders are sequentially and coaxially arranged in the outer cylinder body, and a feed inlet is formed in any sampling cylinder. A female head is arranged in the feed inlet, a feed hole which can be communicated with the feed inlet in a matched mode is formed in the outer cylinder body, a male head is arranged in the feed hole, and the male head can be in butt joint with the female head to form a quick connector. A feeding pipe is arranged in the feeding hole in a penetrating way, the feeding pipe is communicated with the feeding end of the male head, the feeding pipe is in threaded connection with the feeding hole, and the free end of the feeding pipe extends out of the outer cylinder. The food detection sampler can collect samples for multiple times, and can avoid the problem of cross contamination in multiple collection.

Description

Food detection sampler

Technical Field

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

Background

At present, most of liquid food samplers are of syringe structures, operators draw handles to drive pistons to move, liquid is pumped into the syringes, and the liquid food samplers are inconvenient to use due to the fact that two hands are required to be matched for operation. The liquid food sampler with the existing injector structure is also disposable, cannot be reused, and has large waste of resources; when the liquid in the injector needs to be stirred, the liquid is usually in a shaking form, and the whole function is single.

In order to solve the above problems, patent publication No. CN110823645B discloses a portable sampler for detecting liquid food, which realizes automatic extraction of sampled liquid, does not need an operator to pull a piston, saves trouble and labor, and can be operated by one hand; the liquid in the liquid storage cavity can be discharged by opening the control valve on the liquid outlet pipe, so that the use is convenient; the disinfection component can disinfect the liquid in the liquid storage cavity, is beneficial to cleaning the liquid storage cavity and avoids polluting the liquid; the stirring assembly can stir the liquid in the liquid storage cavity, the liquid is not required to be stirred in a manual shaking mode, the function of a traditional liquid food sampler is improved, and the liquid food sampler is more convenient to use.

However, the technical solutions disclosed in the above patent at least have the following problems: in this technical scheme only carry out the stock solution through the stock solution chamber, still need clear up the stock solution chamber again after just can continue to use when using once more, even so, other parts that flow through liquid also need further wash, just can not cause the inspection pollution of twice food liquid. In addition, in the scheme, only one liquid can be collected at a time, multiple collection cannot be performed, and the problem of cross contamination cannot occur after multiple collection.

Disclosure of Invention

The utility model aims to provide a food detection sampler which can collect samples for multiple times and can avoid the problem of cross contamination in the multiple collection.

Embodiments of the present utility model are implemented as follows:

the embodiment of the application provides a food detection sampler, including outer barrel and a plurality of sampling tube, a plurality of sampling tube coaxial setting in proper order in the urceolus is internal, has offered the feed inlet on the arbitrary sampling tube, is provided with female head in the feed inlet, has offered the feed inlet that can match the intercommunication with the feed inlet on the outer barrel, is provided with public head in the feed inlet, and public head can form quick-operation joint with female head butt joint, wears to be equipped with the inlet pipe in the feed inlet, and the inlet pipe communicates with the feed end of public head, inlet pipe and feed inlet threaded connection, and the outer barrel of free end extension of inlet pipe.

In some embodiments of the present utility model, a rotary handle is sleeved on the feeding pipe outside the outer cylinder.

In some embodiments of the present utility model, the rotating handle is a nut structure, and a buffer pad is disposed between the rotating handle and the outer cylinder.

In some embodiments of the present utility model, the outer cylinder body is sequentially sleeved with a plurality of fixing sleeves, the fixing sleeves are arranged outside the sampling cylinders one by one, and the feeding pipe penetrates through the fixing sleeve corresponding to the fixing sleeve and is in threaded connection with the fixing sleeve.

In some embodiments of the present utility model, the inner wall of the outer cylinder body is provided with a limiting through groove along the axial direction, and the outer side wall of any sampling tube is provided with a limiting strip matched with the limiting through groove, wherein the limiting strip can be arranged in the limiting through groove and slide along the limiting through groove.

In some embodiments of the utility model, a feed pump is connected in series with any of the feed pipes described above.

In some embodiments of the utility model, any of the sampling cartridges described above is a negative pressure cartridge.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

the utility model provides a food detection sampler which comprises an outer cylinder body and a plurality of sampling cylinders. The outer cylinder is used for mounting and carrying other components. The sampling tube can realize sampling and storage of liquid samples. The sampling cylinders are sequentially and coaxially arranged in the outer cylinder body, and a feed inlet is formed in any sampling cylinder. Be provided with female head in the above-mentioned feed inlet, offer the feed port that can match the intercommunication with above-mentioned feed inlet on the above-mentioned outer barrel, be provided with public head in the above-mentioned feed port, above-mentioned public head can dock with above-mentioned female head and constitute quick-operation joint, wear to be equipped with the inlet pipe in the above-mentioned feed port, the feed end intercommunication of above-mentioned inlet pipe and above-mentioned public head, the free end of above-mentioned inlet pipe stretches out the above-mentioned outer barrel with above-mentioned feed port threaded connection. After the sampling cylinders are sequentially arranged in the outer cylinder body, any sampling cylinder can be rotated to sample. In the sampling process, the feeding pipe in the corresponding feeding hole is rotated first, and after the feeding pipe rotates, the feeding pipe is in threaded connection with the outer cylinder body, so that the male head can enter the feeding hole along the feeding hole and is in butt joint with the corresponding female head. Because the male head and the female head are matched to form the quick connector, the male head and the wood can be in a communicating relationship after being in butt joint, at the moment, the feeding pipe can be actually communicated with the sampling tube, and the feeding pipe can extend into a corresponding sample area to extract a liquid sample and enter the sampling tube. In contrast, after or before the completion of the sample, the rotary feed pipe makes public head and female head separate, then according to current quick-operation joint principle, public head and female head can each be automatic locking after autosegregation this moment, avoid liquid to flow along their connector. Simultaneously, can avoid other impurity to enter into the sampling tube before the sample. The sampling tube after the sampling is completed can be taken out along the outer cylinder body.

Therefore, the food detection sampler can collect samples for multiple times, and can avoid the problem of cross contamination in multiple collection.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a three-dimensional cross-sectional structure of an embodiment of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a partial plan cross-sectional view of an embodiment of the present utility model;

FIG. 4 is a three-dimensional profile of an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of an outer cylinder according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a female head according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram of a sampling tube according to an embodiment of the present utility model;

fig. 8 is a schematic view of a mounting structure of a female according to an embodiment of the present utility model.

Icon: the device comprises a 1-outer cylinder body, a 2-sampling cylinder, a 3-feeding hole, a 4-female head, a 5-male head, a 6-feeding hole, a 7-feeding pipe, an 8-rotating handle, a 9-buffer pad, a 10-fixed sleeve, 11-limit strips and 12-limit through grooves.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected 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.

Examples

Referring to fig. 1 to 8, fig. 1 is a schematic view illustrating a three-dimensional cross-sectional structure according to an embodiment of the utility model; FIG. 2 is an enlarged view of FIG. 1 at A; FIG. 3 is a partial plan cross-sectional view of an embodiment of the present utility model; FIG. 4 is a three-dimensional profile of an embodiment of the present utility model; FIG. 5 is a schematic view of the structure of an outer cylinder according to an embodiment of the present utility model; FIG. 6 is a schematic diagram of a female head according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram of a sampling tube according to an embodiment of the present utility model; fig. 8 is a schematic view of a mounting structure of a female according to an embodiment of the present utility model. The embodiment provides a food detection sampler, which comprises an outer cylinder body 1 and a plurality of sampling cylinders 2. The outer cylinder 1 is used for mounting and carrying other components. The sampling tube 2 can realize sampling and storage of liquid samples.

In this embodiment, a plurality of sampling tubes 2 are coaxially disposed in the outer cylinder 1 in sequence, and a feed port 3 is provided in any of the sampling tubes 2. Be provided with female head 4 in the above-mentioned feed inlet 3, offer on the above-mentioned outer barrel 1 can with above-mentioned feed inlet 3 match feed inlet 6 of intercommunication, be provided with public first 5 in the above-mentioned feed inlet 6, above-mentioned public first 5 can dock with above-mentioned female head 4 and constitute quick-operation joint, wear to be equipped with inlet pipe 7 in the above-mentioned feed inlet 6, the feed end intercommunication of above-mentioned inlet pipe 7 and above-mentioned public first 5, above-mentioned inlet pipe 7 and above-mentioned feed inlet 6 threaded connection, the free end of above-mentioned inlet pipe 7 stretches out the above-mentioned outer barrel 1.

In this embodiment, after a plurality of sampling cylinders 2 are sequentially disposed in the outer cylinder 1, any sampling cylinder 2 can be rotated to sample. In the sampling process, the feeding pipe 7 in the corresponding feeding hole 6 is rotated firstly, and after the feeding pipe 7 rotates, the feeding pipe 7 is in threaded connection with the outer cylinder body 1, so that the male head 5 can enter the feeding hole 3 along the feeding hole 6 and is in butt joint with the corresponding female head 4. Because the male head 5 and the female head 4 are matched to form a quick connector, the male head 5 and the wood can be in a communicating relationship after being in butt joint, at the moment, the feeding pipe 7 can be actually communicated with the sampling tube 2, and the feeding pipe 7 can extend into a corresponding sample area to extract a liquid sample into the sampling tube 2.

In contrast, after or before the sampling is completed, the male head 5 and the female head 4 are separated by rotating the feeding pipe 7, and then the male head 5 and the female head 4 are automatically locked after being automatically separated according to the existing quick joint principle. After sampling is completed, the liquid is prevented from flowing out along their connection ports. At the same time, other impurities can be prevented from entering the sampling tube 2 before sampling. The sampling tube 2 after sampling can be taken out along the outer cylinder 1.

It should be noted that, the male head 5 and the female head 4 may be respectively disposed in the feed inlet 3 and the feed hole 6, so that the movement of the corresponding sampling tube 2 is not affected before and after the sampling. Meanwhile, in this embodiment, the open end of the sampling tube 2 may be further provided with a tube cover to restrict the sampling tube 2, so as to avoid sliding of the sampling tube 2 during use.

In some embodiments of the present embodiment, a rotary handle 8 is sleeved on the feeding pipe 7 outside the outer cylinder 1.

In this embodiment, the rotary handle 8 is mainly used to facilitate control of the rotation of the feeding pipe 7 in the corresponding feeding hole 6. When necessary, the feeding pipe 7 can be rotated to be separated from the feeding hole 6, so that the feeding pipe 7 can be detached from the outer cylinder 1, and the occupied space can be reduced. Meanwhile, the feeding pipe 7 can be conveniently taken down and then cleaned for the second time.

In some embodiments of the present embodiment, the rotary handle 8 has a nut structure, and a cushion pad 9 is provided between the rotary handle 8 and the outer cylinder 1.

In this embodiment, the above-mentioned twist grip 8 adopts the nut structure, both can make things convenient for the hand to twist, also can rotate with the help of the instrument to make things convenient for twist grip 8 to drive inlet pipe 7 rotation. The buffer pad 9 can play a role in buffering, and avoid the pressure damage caused by the direct contact between the rotary handle 8 and the outer cylinder body 1.

In some embodiments of the present embodiment, a plurality of fixing sleeves 10 are sequentially sleeved outside the outer cylinder 1, the plurality of fixing sleeves 10 are disposed outside the plurality of sampling tubes 2 one by one, and the feed pipe 7 penetrates the corresponding fixing sleeve 10 and is in threaded connection with the fixing sleeve 10.

In this embodiment, the fixing sleeve 10 is mainly used for thickening the wall thickness of the outer cylinder 1, so as to increase the threaded connection stroke of the sampling tube and the outer cylinder 1 and enhance the connection stability with the outer cylinder 1.

In some embodiments of the present embodiment, the inner wall of the outer cylinder 1 is provided with a limiting slot 12 along the axial direction thereof, the outer sidewall of any of the sampling tubes 2 is provided with a limiting bar 11 matching with the limiting slot 12, and the limiting bar 11 can be disposed in the limiting slot 12 and slide along the limiting slot 12.

In this embodiment, the limiting through groove 12 is matched with the corresponding limiting bar 11, so that the sampling tube 2 can not rotate after entering the outer tube 1. Thereby playing a limiting role for the sampling tube 2.

In some embodiments of the present example, a feed pump (not shown) is connected in series to any of the feed pipes 7. The feed pump can function to draw an external liquid sample. In this embodiment, each of the sampling cylinders 2 is provided with a corresponding internal and external pressure balance member, for example, a balance line connected to the sampling cylinder 2 and connected to the outside, and a pressure valve is connected in series to the balance line. After the feed pump draws the liquid sample into the corresponding sampling tube 2, because the internal pressure of the sampling tube 2 is increased compared with the external pressure, the pressure valve is opened at the moment, and the liquid sample can conveniently enter the sampling tube 2 after the balance pipeline is communicated with the external environment.

In other embodiments, any of the sampling cartridges 2 described above is a negative pressure cartridge. The sampling tube 2 of the negative pressure tube structure is a vacuum environment, or other negative pressure environments, and when the corresponding male head 5 and female head 4 are communicated, the feeding tube 7 can automatically extract a liquid sample into the sampling tube 2.

When the sampling device is used, after the sampling cylinders 2 are sequentially arranged in the outer cylinder body 1, any sampling cylinder 2 can be rotated to sample. In the sampling process, the feeding pipe 7 in the corresponding feeding hole 6 is rotated firstly, and after the feeding pipe 7 rotates, the feeding pipe 7 is in threaded connection with the outer cylinder body 1, so that the male head 5 can enter the feeding hole 3 along the feeding hole 6 and is in butt joint with the corresponding female head 4. Because the male head 5 and the female head 4 are matched to form a quick connector, the male head 5 and the wood can be in a communicating relationship after being in butt joint, at the moment, the feeding pipe 7 can be actually communicated with the sampling tube 2, and the feeding pipe 7 can extend into a corresponding sample area to extract a liquid sample into the sampling tube 2.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a food detection sampler, its characterized in that, including outer barrel and a plurality of sampling tube, a plurality of sampling tube in proper order coaxial set up in the urceolus is internal, arbitrary offer the feed inlet on the sampling tube, be provided with female head in the feed inlet, offer on the outer barrel can with the feed inlet matches the feed inlet intercommunication feed inlet, be provided with public head in the feed inlet, public head can with quick-operation joint is constituteed in female head butt joint, wear to be equipped with the inlet pipe in the feed inlet, the inlet pipe with public first feed end intercommunication, the inlet pipe with feed inlet threaded connection, the free end of inlet pipe stretches out the urceolus.

2. The food detection sampler of claim 1, wherein a rotating handle is sleeved on the feed tube outside the outer cylinder.

3. The food detection sampler of claim 2, wherein the rotary handle is of a nut structure, and a cushion pad is disposed between the rotary handle and the outer barrel.

4. The food detection sampler of claim 1, wherein the outer cylinder body is sequentially sleeved with a plurality of fixing sleeves, the fixing sleeves are arranged on the outer sides of the sampling cylinders one by one, and the feeding pipe penetrates through the fixing sleeve corresponding to the fixing sleeve and is in threaded connection with the fixing sleeve.

5. The food detection sampler of claim 1, wherein a limit through groove along the axial direction of the outer cylinder is formed in the inner wall of the outer cylinder, and a limit bar matched with the limit through groove is arranged on the outer side wall of any sampling cylinder, and the limit bar can be arranged in the limit through groove and slide along the limit through groove.

6. The food detection sampler of any one of claims 1-5, wherein a feed pump is connected in series with any of the feed pipes.

7. The food detection sampler of any one of claims 1-5, wherein any of the sampling cartridges is a negative pressure cartridge.