CN212483011U - Sampling device for food detection and assay - Google Patents
Sampling device for food detection and assay Download PDFInfo
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- CN212483011U CN212483011U CN202020993370.0U CN202020993370U CN212483011U CN 212483011 U CN212483011 U CN 212483011U CN 202020993370 U CN202020993370 U CN 202020993370U CN 212483011 U CN212483011 U CN 212483011U
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Abstract
The utility model discloses a sampling device is used in food detection chemical examination relates to food detection equipment technical field. The utility model discloses a syringe and a sampling container; the needle cylinder is of a tubular structure with openings at two ends, the end part of the needle cylinder is provided with a fixed flanging bent inwards, and the fixed flanging is in sealing fit with the sampling container; the sampling container is a cylinder, one end of the cylinder is provided with a sample inlet, a rubber plug is arranged at the sample inlet, the other end of the cylinder is provided with an exhaust port, and a hole plug is arranged at the exhaust port in a matching way; a piston is arranged in the needle cylinder, and a piston rod is connected to the piston; a sampling needle is arranged at the rubber plug in a matching way, the sampling needle comprises a needle head seat, and two ends of the needle head seat are respectively communicated with a needle body I and a needle body II; the needle body penetrates through the rubber plug and extends into the sampling container. The utility model discloses can carry out the secondary sample through directly changing sampling vessel during the use, improve the life of sample cylinder.
Description
Technical Field
The utility model belongs to the technical field of food detection equipment, especially, relate to a sampling device is used in food detection chemical examination.
Background
Food safety is the most concerned by the masses, whether food safety directly relates to the health of people, even life safety, in order to guarantee food safety, national food safety supervision department can irregularly sample and detect food circulating on the market, the sampler used for detecting and sampling fluid food at present mostly adopts an injector to sample, the sampling liquid is firstly sucked into the injector during sampling, then the liquid in the injector is injected into a container, the sampling mode has the problem that one injector can only finish sampling once, when sampling again, the injector needs to be cleaned or replaced, and the operation is troublesome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sampling device is used in food detection chemical examination to solve the problem that above-mentioned background art provided.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a sampling device for food detection and assay, which comprises a needle cylinder and a sampling container; the needle cylinder is of a tubular structure with openings at two ends, the end part of the needle cylinder is provided with a fixed flanging bent inwards, and the fixed flanging is in sealing fit with the sampling container; the sampling container is a cylinder, one end of the cylinder is provided with a sample inlet, a rubber plug is arranged at the sample inlet, and the other end of the cylinder is provided with an exhaust port, and a hole plug is arranged at the exhaust port in a matching manner; a piston is arranged in the needle cylinder, and a piston rod is connected to the piston; the rubber plug is provided with a sampling needle in a matching way, the sampling needle comprises a needle head seat, and two ends of the needle head seat are respectively communicated with a first needle body and a second needle body; the needle body penetrates through the rubber plug and extends into the sampling container.
Furthermore, a rubber layer which is in sealing fit with the sampling container is arranged on the outer side of the fixed flanging.
Furthermore, the outer side wall of the sampling container is provided with a limit stop ring which is matched with the fixed flanging for limiting; and a plurality of supporting blocks are arranged at the bottom end of the sampling container.
Furthermore, a baffle is arranged in the needle cylinder right above the air outlet, and the periphery of the baffle is fixed on the inner side wall of the needle cylinder through a plurality of support rods.
Furthermore, the baffle is a circular plate, and the baffle is of a pot lid-shaped structure.
Furthermore, an annular overflow groove is formed between the fixed flanging and the inner side wall of the needle cylinder.
Furthermore, a limiting ring is arranged on the inner side wall of the needle cylinder above the baffle.
The utility model discloses following beneficial effect has:
the utility model discloses can carry out the secondary sampling through directly changing sampling vessel when using, improve the life of sample cylinder, operation process is simple and convenient simultaneously, solves an injector and can only accomplish once taking a sample, when taking a sample once more, then need wash or change the problem of injector, reduction sample cost.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a sampling device according to the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-2, the present invention relates to a sampling device for food detection and assay, which comprises a syringe 1 and a sampling container 2; the needle cylinder 1 is a tubular structure with openings at two ends, a fixed flanging 16 bent inwards is arranged at the end part of the needle cylinder 1, and the fixed flanging 16 is in sealing fit with the sampling container 2; the sampling container 2 is a cylinder, one end of the cylinder is provided with a sample inlet 20, a rubber plug 22 is arranged at the sample inlet 20, the other end of the cylinder is provided with an exhaust port 23, and a hole plug is arranged at the exhaust port 23 in a matching way; a piston 12 is arranged in the needle cylinder 1, and a piston rod 11 is connected on the piston 12; the rubber stopper 22 is provided with a sampling needle in a matching way, the sampling needle comprises a needle head seat 3, and two ends of the needle head seat 3 are respectively communicated with a needle body I31 and a needle body II 32; the first needle body 31 penetrates the rubber stopper 22 and extends into the sampling container 2.
Preferably, the outside of the fixing flange 16 is provided with a rubber layer in sealing engagement with the sampling container 2.
Preferably, the outer side wall of the sampling container 2 is provided with a limit stop ring 21 which is matched with the fixed flanging 16 for limiting; the bottom end of the sampling vessel 2 is provided with a plurality of support blocks 24.
Preferably, a baffle plate 15 is provided in the cylinder 1 directly above the air outlet 23, and the peripheral side of the baffle plate 15 is fixed to the inner side wall of the cylinder 1 by a plurality of support bars 14.
Preferably, the baffle 15 is a circular plate, and the baffle 15 is a pot lid-like structure.
Preferably, an annular overflow groove 17 is formed between the fixed flange 16 and the inner side wall of the needle cylinder 1.
Preferably, a stop ring 13 is disposed on the inner side wall of the syringe 1 above the baffle 15.
When in use, the sampling container 2 is arranged at the end part of the needle cylinder 1, the piston 12 is controlled to move upwards, and at the moment, because the air pressure in the space formed by the sampling container 2 and the needle cylinder 1 is reduced, the external liquid enters the sampling container 2 through the first body 31 and the second needle body 32; after sampling, the sampling needle is firstly pulled out from the rubber plug 22, the sampling container 2 is taken out from the end part of the needle cylinder 1, and the hole plug is plugged into the air outlet 23.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a sampling device is used in food detection assay which characterized in that: comprises a needle cylinder (1) and a sampling container (2);
the needle cylinder (1) is of a tubular structure with openings at two ends, a fixed flanging (16) bent inwards is arranged at the end part of the needle cylinder (1), and the fixed flanging (16) is in sealing fit with the sampling container (2);
the sampling container (2) is a cylinder, one end of the cylinder is provided with a sample inlet (20), a rubber plug (22) is arranged at the sample inlet (20), the other end of the cylinder is provided with an exhaust port (23), and a hole plug is arranged at the exhaust port (23) in a matching manner;
a piston (12) is arranged in the needle cylinder (1), and the piston (12) is connected with a piston rod (11);
the rubber plug (22) is provided with a sampling needle in a matching manner, the sampling needle comprises a needle head seat (3), and two ends of the needle head seat (3) are respectively communicated with a first needle body (31) and a second needle body (32); the first needle body (31) penetrates through the rubber plug (22) and extends to the interior of the sampling container (2).
2. The sampling device for food detection and testing according to claim 1, characterized in that the outside of the fixing flange (16) is provided with a rubber layer which is in sealing fit with the sampling container (2).
3. The sampling device for food detection and assay as claimed in claim 1, wherein the outer side wall of the sampling container (2) is provided with a limit stop ring (21) which is matched with the fixed flanging (16) for limiting; the bottom end of the sampling container (2) is provided with a plurality of supporting blocks (24).
4. The sampling device for food detection and analysis according to claim 1, wherein a baffle plate (15) is arranged in the syringe (1) right above the air outlet (23), and the periphery of the baffle plate (15) is fixed on the inner side wall of the syringe (1) through a plurality of support rods (14).
5. The sampling device for food detection and testing according to claim 4, wherein said baffle (15) is a circular plate, and said baffle (15) is a pot lid-like structure.
6. The sampling device for food detection and testing according to claim 4, wherein an annular overflow groove (17) is formed between the fixing flange (16) and the inner side wall of the needle cylinder (1).
7. The food testing and testing sampling device according to claim 4, wherein a stop ring (13) is disposed on the inner side wall of the syringe (1) above the baffle plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020993370.0U CN212483011U (en) | 2020-06-03 | 2020-06-03 | Sampling device for food detection and assay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020993370.0U CN212483011U (en) | 2020-06-03 | 2020-06-03 | Sampling device for food detection and assay |
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| Publication Number | Publication Date |
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| CN212483011U true CN212483011U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020993370.0U Active CN212483011U (en) | 2020-06-03 | 2020-06-03 | Sampling device for food detection and assay |
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| CN (1) | CN212483011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985915A (en) * | 2021-04-02 | 2021-06-18 | 安徽国泰众信检测技术有限公司 | Milk system food device for sample |
-
2020
- 2020-06-03 CN CN202020993370.0U patent/CN212483011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985915A (en) * | 2021-04-02 | 2021-06-18 | 安徽国泰众信检测技术有限公司 | Milk system food device for sample |
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