CN211453015U - Liquid sampling device for food detection - Google Patents
Liquid sampling device for food detection Download PDFInfo
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- CN211453015U CN211453015U CN201921834594.0U CN201921834594U CN211453015U CN 211453015 U CN211453015 U CN 211453015U CN 201921834594 U CN201921834594 U CN 201921834594U CN 211453015 U CN211453015 U CN 211453015U
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- sampling
- sampling tube
- liquid
- blocking piece
- tube
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Abstract
The utility model discloses a liquid sampling device for food detection, which comprises a sampling tube, wherein the upper end and the lower end of the sampling tube are provided with seals, a plurality of separation sheets are arranged inside the sampling tube, the separation sheets separate the sampling tube into a plurality of sampling bins, and the tube wall of the sampling tube corresponding to the sampling bins is provided with a main liquid inlet; through holes are formed in the upper seal of the sampling tube and the partition piece, and rotating shafts are rotatably arranged in the through holes; an annular blocking piece is mounted on a rotating shaft in the sampling bin, the blocking piece is fixedly connected with the rotating shaft through a connecting rod, a rubber pad is attached to the outer side wall of the blocking piece, a secondary liquid inlet matched with the main liquid inlet is formed in the blocking piece and the rubber pad, and the outer side wall of the rubber pad is attached to the inner side wall of the sampling tube; this liquid sampling device can carry out the simultaneous sampling to the sample at the different degree of depth, and the sample is even, guarantees the sample degree of accuracy, this liquid sampling device simple structure simultaneously, convenient operation.
Description
Technical Field
The utility model relates to a liquid sampling device for food detection.
Background
The food safety detection is used for detecting harmful substances in food according to national indexes, mainly for detecting harmful and toxic indexes such as heavy metal, aflatoxin and the like, the objects of the food safety detection comprise various raw materials, agricultural and sideline products, semi-finished products, various additives, auxiliary materials and products, the types are various, the components are complex, the detection methods are various, however, any object starts from sampling first, the food detection is an important step for determining whether the food can enter the market or not, which is vital to the health of the consumer, a small number of products (samples) are randomly drawn from a batch of products for testing, the difference between the statistical method and the theory for judging whether the product is qualified, also called sampling inspection, and the comprehensive inspection, whereas full testing requires that the batch be tested individually, spot testing infers the quality of the batch based on the results of testing the products in the sample.
To liquid food detection need take a sample at the different degree of depth for guarantee the accuracy of testing result, application number is "201821131181.1", the utility model patent of the patent name "a liquid food detects with the sampling device who is convenient for adjust the sample depth" discloses a many degree of depth liquid sampling device, has following defect in this liquid uses: the motor linkage mechanism is adopted to control the position change of the sampling tube so as to realize sampling at different depths, and the air pump is used for sucking so as to collect samples, so that the structure is complex; meanwhile, the sampling tube is easy to stir and mix the liquid sample in the repeated moving process, so that the detection result is disturbed, and the significance is lost without deep sampling.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a novel food detects and uses liquid sampling device, this liquid sampling device can carry out the simultaneous sampling to the sample at the different degree of depth, and the sample is even, guarantees the sample degree of accuracy, this liquid sampling device simple structure simultaneously, convenient operation.
In order to solve the technical problem, the utility model discloses a sampling tube, its structural feature is: the upper end and the lower end of the sampling tube are provided with seals, a plurality of separation sheets are sequentially arranged in the sampling tube from top to bottom, the separation sheets divide the sampling tube into a plurality of sampling bins, and the tube walls of the sampling tubes corresponding to the sampling bins are provided with main liquid inlets;
the upper seal of the sampling tube and the partition piece are both provided with through holes, a rotating shaft is rotationally arranged in the through holes, the upper end of the rotating shaft extends to the outside of the sampling tube and is fixedly connected with a rotating handle, and the lower end of the rotating shaft is rotationally inserted in a mounting seat at the lower seal of the sampling tube;
install annular blocking piece on the rotation axis in the sample storehouse, through connecting rod fixed connection between blocking piece and the rotation axis, be adhered to the rubber pad on the lateral wall of blocking piece, set up on blocking piece and the rubber pad with the secondary inlet of main inlet looks adaptation, the lateral wall of rubber pad sets up with the inside wall of sampling tube is laminated each other.
After the structure is adopted, the main liquid inlet and the secondary liquid inlet are staggered, the sampling tube is inserted into the detection liquid to be sampled, the main liquid inlet is blocked by the blocking piece, and the liquid to be detected cannot enter the sampling bin from the main liquid inlet; the rotating handle is rotated to drive the rotating shaft to rotate, the rotating shaft drives the blocking piece to rotate, and when the main liquid inlet and the secondary liquid inlet are partially overlapped or overlapped, liquid to be detected sequentially enters the interior of the sampling bin through the main liquid inlet and the secondary liquid inlet; after liquid taking is finished, the rotating handle is rotated again, the main liquid inlet and the secondary liquid inlet are staggered, the main liquid inlet is blocked again by the blocking piece, liquid to be detected cannot enter the interior of the sampling bin from the main liquid inlet, and the sampling tube can be smoothly extracted from the interior of the detection liquid; the liquid level of the different degree of depth that every sample storehouse corresponds rotates the twist grip during the detection, and main inlet and time inlet partially coincide or when coinciding, use the straw to absorb the liquid that awaits measuring of the different degree of depth and detect.
A rubber bump matched with the main liquid inlet is arranged on the rubber pad beside the secondary liquid inlet; when the main liquid inlet and the secondary liquid inlet are staggered, the rubber lug blocks the main liquid inlet, and when the main liquid inlet and the secondary liquid inlet are partially overlapped or overlapped, the rubber lug can carry out rotary extrusion due to the elasticity of the rubber lug; make the rubber pad better to the shutoff effect of main inlet, avoid the sampling tube to insert and propose the inside that the in-process liquid that awaits measuring gets into the sample storehouse from main inlet to influence the testing result.
The upper end of the sampling tube is sleeved with a blocking piece, and the blocking piece is connected with the sampling tube through threads; the blocking piece is used for fixedly placing the sampling tube in the liquid containing container to be tested, the blocking piece is larger than the caliber of the liquid containing container to be tested, and the sampling tube is static in the liquid containing container to be tested for a long time, so that the accuracy of sampling results is facilitated.
Sealing rings are arranged in through holes arranged on the upper seal of the sampling tube and the partition sheet; influence between two adjacent sample storehouses is avoided in the setting of sealing washer.
The connecting rods are arranged symmetrically on two sides of the rotating shaft; one end of the connecting rod is fixedly connected with the connecting rod, and the other end of the connecting rod is fixedly connected with the inner side wall of the blocking piece; the connecting rods symmetrically arranged on the two sides enable the blocking piece to be stressed uniformly in the rotating process.
To sum up, the utility model relates to a novel food detects uses liquid sampling device, this liquid sampling device can carry out the simultaneous sampling to the sample at the different degree of depth, and the sample is even, guarantees the sampling degree of accuracy, this liquid sampling device simple structure simultaneously, convenient operation.
Drawings
The invention will be described in further detail with reference to the following drawings and embodiments:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the rubber pad of the present invention;
1-sampling tube, 2-spacer, 3-sampling bin, 4-main liquid inlet, 5-rotating shaft, 6-rotating handle, 7-mounting seat, 8-sealing block piece, 9-connecting rod, 10-rubber pad, 11-secondary liquid inlet, 12-rubber lug, 13-blocking piece and 14-sealing ring.
Detailed Description
Referring to the attached drawing, this liquid sampling device for food detection includes the sampling tube 1 of tubular structure, the upper and lower both ends of sampling tube 1 have the seal, the upper end of sampling tube 1 is sealed for last, the lower extreme of sampling tube 1 seals for down, the upper end and the lower extreme of sampling tube 1 are confirmed with the user state, sampling tube 1 is inside from the top down has set gradually a plurality of spacer 2, spacer 2 is in, sampling tube 1 is inside transversely to be set up, spacer 2 separates sampling tube 1 for a plurality of sample storehouse 3, a plurality of sample storehouse 3 sets gradually from the top down, the liquid level of the different degree of depth that every sample storehouse 3 corresponds, be provided with main inlet 4 on the sampling tube 1 pipe wall that sample storehouse 3 corresponds.
The upper seal of the sampling tube 1 and the separation sheet 2 are both provided with through holes, a rotating shaft 5 is arranged in the through holes in a rotating mode, the upper end of the rotating shaft 5 extends to the outside of the sampling tube 1 and is fixedly connected with a rotating handle 6, the lower end of the rotating shaft 5 is rotatably inserted into an installation seat 7 at the lower seal of the sampling tube 1, and the installation seat 7 is fixedly installed at the upper end of the lower seal of the sampling tube 1.
Install annular blocking piece 8 on the rotation axis 5 in the sample storehouse 3, through connecting rod 9 fixed connection between blocking piece 8 and the rotation axis 5, be attached to rubber pad 10 on blocking piece 8's the lateral wall, set up the inferior inlet 11 with 4 looks adaptations of main inlet on blocking piece 8 and the rubber pad 10, the lateral wall of rubber pad 10 sets up with the inside wall of sampling tube 1 laminating each other.
The main liquid inlet 4 can be in any shape, the secondary liquid inlet 11 is adapted to the shape of the main liquid inlet 4, and the opening size of the secondary liquid inlet 11 can be larger than that of the main liquid inlet 4 or smaller than that of the main liquid inlet 4.
The main liquid inlet 4 and the secondary liquid inlet 11 are mutually staggered, the sampling tube 1 is inserted into the detection liquid to be sampled, the main liquid inlet 4 is blocked by the blocking piece 8, and the liquid to be detected cannot enter the sampling bin 3 from the main liquid inlet 4; the rotating handle 6 is rotated, the rotating handle 6 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the blocking piece 8 to rotate, and when the main liquid inlet 4 and the secondary liquid inlet 11 are partially overlapped or overlapped, liquid to be detected sequentially enters the sampling bin 3 through the main liquid inlet 4 and the secondary liquid inlet 11; after liquid taking is finished, the rotating handle 6 is rotated again, the main liquid inlet 4 and the secondary liquid inlet 11 are mutually staggered, the main liquid inlet 4 is blocked again by the blocking piece 8, liquid to be detected cannot enter the sampling bin 3 from the main liquid inlet 4, and the sampling tube 1 is smoothly extracted from the detection liquid; the liquid level of the different degree of depth that every sample storehouse 3 corresponds rotates twist grip 6 during the detection, and main inlet 4 and 11 partial coincidences of inferior inlet or when coincideing, use the straw to absorb the liquid that awaits measuring of the different degree of depth and detect.
A rubber bump 12 matched with the main liquid inlet 4 is arranged on the rubber pad 10 beside the secondary liquid inlet 11; the rubber bumps 12 are slightly convex outwards from the outer side wall of the rubber pad 10, the size of the rubber bumps 12 is matched with that of the main liquid inlet 4, when the main liquid inlet 4 and the secondary liquid inlet 11 are staggered, the rubber bumps 12 block the main liquid inlet 4, and when the main liquid inlet 4 and the secondary liquid inlet 11 are partially overlapped or overlapped, the rubber bumps 12 can be rotationally extruded due to the elasticity of the rubber bumps 12; make rubber pad 10 better to the shutoff effect of main inlet 4, avoid sampling tube 1 to insert and carry out the inside that the in-process liquid that awaits measuring got into sample storehouse 3 from main inlet 4 to influence the testing result.
The upper end of the sampling tube 1 is sleeved with a blocking piece 13, and the blocking piece 13 is connected with the sampling tube 1 through threads; the blocking piece 13 is used for fixedly placing the sampling tube 1 in the liquid container to be tested, the blocking piece 13 is larger than the caliber of the liquid container to be tested, and the sampling tube 1 is static in the liquid container to be tested for a long time, so that the accuracy of sampling results is more convenient.
A sealing ring 14 is arranged in the upper seal of the sampling tube 1 and the through hole arranged on the separation sheet 2; the sealing ring 14 is arranged to avoid the influence between two adjacent sampling bins 3.
The connecting rods 9 are arranged in a plurality of numbers, and the connecting rods 9 are symmetrically arranged on two sides of the rotating shaft 5; one end of the connecting rod 9 is fixedly connected with the connecting rod 9, and the other end of the connecting rod is fixedly connected with the inner side wall of the blocking piece 8; the connecting rods 9 symmetrically arranged on the two sides enable the sealing and blocking piece 8 to be stressed uniformly in the rotating process.
To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.
Claims (5)
1. The utility model provides a food detects uses liquid sampling device, includes sampling tube (1), its characterized in that: the upper end and the lower end of the sampling tube (1) are provided with seals, a plurality of separation sheets (2) are sequentially arranged in the sampling tube (1) from top to bottom, the separation sheets (2) divide the sampling tube (1) into a plurality of sampling bins (3), and the tube walls of the sampling tube (1) corresponding to the sampling bins (3) are provided with main liquid inlets (4);
through holes are formed in the upper seal of the sampling tube (1) and the separating sheet (2), a rotating shaft (5) is rotatably arranged in the through holes, the upper end of the rotating shaft (5) extends to the outside of the sampling tube (1) and is fixedly connected with a rotating handle (6), and the lower end of the rotating shaft (5) is rotatably inserted into a mounting seat (7) at the lower seal of the sampling tube (1);
install annular sealing separation blade (8) on rotation axis (5) in sample storehouse (3), through connecting rod (9) fixed connection between sealing separation blade (8) and rotation axis (5), be attached to on the lateral wall of sealing separation blade (8) rubber pad (10), set up on sealing separation blade (8) and rubber pad (10) with secondary inlet (11) of main inlet (4) looks adaptation, the lateral wall of rubber pad (10) sets up with the inside wall of sampling tube (1) laminating each other.
2. The liquid sampling device for food inspection according to claim 1, characterized in that: and a rubber bump (12) matched with the main liquid inlet (4) is arranged on the rubber pad (10) beside the secondary liquid inlet (11).
3. The liquid sampling device for food inspection according to claim 1, characterized in that: the upper end of the sampling tube (1) is sleeved with a blocking piece (13), and the blocking piece (13) is connected with the sampling tube (1) through threads.
4. The liquid sampling device for food inspection according to claim 1, characterized in that: and sealing rings (14) are arranged in through holes formed in the upper seal of the sampling tube (1) and the separating sheet (2).
5. The liquid sampling device for food inspection according to claim 1, characterized in that: the connecting rods (9) are arranged in a plurality of numbers, and the connecting rods (9) are symmetrically arranged on two sides of the rotating shaft (5); one end of the connecting rod (9) is fixedly connected with the connecting rod (9), and the other end of the connecting rod is fixedly connected with the inner side wall of the sealing and blocking piece (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834594.0U CN211453015U (en) | 2019-10-29 | 2019-10-29 | Liquid sampling device for food detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834594.0U CN211453015U (en) | 2019-10-29 | 2019-10-29 | Liquid sampling device for food detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211453015U true CN211453015U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921834594.0U Expired - Fee Related CN211453015U (en) | 2019-10-29 | 2019-10-29 | Liquid sampling device for food detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211453015U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781931A (en) * | 2020-12-30 | 2021-05-11 | 周艳 | Liquid food detects uses sampler |
| CN114527106A (en) * | 2022-02-23 | 2022-05-24 | 昆山卓丰电子科技有限公司 | In-situ optical detection equipment for measuring algae concentration |
-
2019
- 2019-10-29 CN CN201921834594.0U patent/CN211453015U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781931A (en) * | 2020-12-30 | 2021-05-11 | 周艳 | Liquid food detects uses sampler |
| CN112781931B (en) * | 2020-12-30 | 2022-08-30 | 深圳市晨光乳业有限公司 | Liquid food detects uses sampler |
| CN114527106A (en) * | 2022-02-23 | 2022-05-24 | 昆山卓丰电子科技有限公司 | In-situ optical detection equipment for measuring algae concentration |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 Termination date: 20211029 |