CN215727041U - Sampling device for food detection - Google Patents
Sampling device for food detection Download PDFInfo
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- CN215727041U CN215727041U CN202121361787.6U CN202121361787U CN215727041U CN 215727041 U CN215727041 U CN 215727041U CN 202121361787 U CN202121361787 U CN 202121361787U CN 215727041 U CN215727041 U CN 215727041U
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- Prior art keywords
- sampling
- sample
- suction tube
- tube
- food detection
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- 238000005070 sampling Methods 0.000 title claims abstract description 77
- 235000013305 food Nutrition 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 17
- 230000008676 import Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000010902 straw Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 5
- 235000021056 liquid food Nutrition 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling device for food detection, which comprises a sampling suction tube, wherein one end of the sampling suction tube is fixedly provided with a fixed plate, the middle part of the fixed plate is provided with a piston rod in a penetrating way, one end of the piston rod extends into the sampling suction tube and is fixedly connected with a piston, and the other end of the piston rod extends out of the sampling suction tube and is fixedly provided with a push-pull plate; the transfer pipe is connected with the sampling bottle, the top of the sampling bottle is provided with a sample inlet and a sample outlet, the transfer pipe is connected with the sample inlet, the sample outlet is provided with a sample suction pipe, and the sample suction pipe comprises an air bag and a glass suction pipe communicated with the air bag. The sampling device for food detection provided by the utility model has the advantages of simple structure, convenience in use, convenience in transferring and storing liquid samples and capability of preventing the samples from being polluted by air.
Description
Technical Field
The utility model relates to the technical field of food detection, in particular to a sampling device for food detection.
Background
The food safety means that the food is nontoxic and harmless, meets the existing nutritional requirements, and does not cause any acute, subacute or chronic harm to the health of human bodies. With the improvement of living standard and health care consciousness of people, how to improve the quality of food and reduce the residue of harmful substances in food, and ensuring the quality and safety of food is an important task in the current food production and processing industry. The food safety problem directly affects the life and property safety of the masses, so the food safety and quality need to be detected during food production or before sale.
At present, use the sampler usually when detecting liquid food, traditional liquid sampler adopts artifical push-and-pull sample, carries out the extraction of sample earlier, then removes the sample of extraction to collection device department again, and the liquid after the sample shifts and contacts the outside air easily when storing, brings into the sample with germ or dust in the outside air, causes the sample pollution. Therefore, it is desirable to provide an improved sampling device for food detection to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sampling device for food detection, which has a simple structure, is convenient to use, is convenient for transferring and storing a liquid sample, and avoids the sample from air pollution.
In order to achieve the purpose, the utility model provides the following scheme:
a sampling device for food detection comprises a sampling suction tube, wherein one end of the sampling suction tube is fixedly provided with a fixed plate, the middle part of the fixed plate is provided with a piston rod in a penetrating manner, one end of the piston rod extends into the sampling suction tube and is fixedly connected with a piston, the other end of the piston rod extends out of the sampling suction tube and is fixedly provided with a push-pull plate, the other end of the sampling suction tube is provided with a three-way sleeve, the inlet of the three-way sleeve is communicated with the sampling suction tube, two outlets of the three-way sleeve are respectively and detachably provided with a sampling tube and a transfer tube, and two outlets of the three-way sleeve are respectively provided with a first valve and a second valve;
the transfer union coupling sampling bottle, the top of sampling bottle is provided with sample import and sample export, the transfer union coupling the sample import, the sample export is provided with the appearance of inhaling pipe, the appearance of inhaling pipe includes gasbag and the glass straw that communicates with the gasbag.
Further, the inside of sample import is provided with the diaphragm and sets up the slide bar on the diaphragm, the cover is equipped with spring and movable plate on the slide bar, be provided with the perforation on the movable plate, the slide bar passes the perforation with movable plate sliding connection, the one end of spring with the diaphragm is connected, the other end with the movable plate is connected, the movable plate is just right the sample import seal under the support of spring the sample import.
Further, the transfer pipe is connected with one end of the sample inlet is provided with a fixing sleeve, a thread connecting sleeve is arranged on the fixing sleeve, a threaded pipe is fixedly arranged outside the sample inlet, and the threaded pipe is in threaded connection with the thread connecting sleeve.
Furthermore, the sample suction pipe is further provided with a thread sealing cover, the glass suction pipe penetrates through the thread sealing cover, the air bag is arranged at the top of the thread sealing cover, the sample outlet is provided with a thread opening, and the thread opening is in threaded connection with the thread sealing cover.
Furthermore, scale marks are carved on the annular side face of the sampling suction tube.
According to the specific embodiment provided by the utility model, the utility model discloses the following technical effects:
the sampling device for food detection provided by the utility model has a simple structure, the transfer pipe and the sampling bottle can be detached when liquid food is sampled, the sampling device is light and labor-saving, samples of the liquid food are extracted by pushing and pulling the piston rod, and the sample amount is marked by the scale marks; later through transfer union coupling sampling bottle, can be directly transfer the sample of liquid food to the sampling bottle in, avoid polluting with the contact of outside air, simultaneously, the sampling bottle can directly absorb some samples through inhaling the appearance pipe and be used for carrying on detection experiments such as microorganism observation, facilitates the use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described 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 to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a sampling device for food detection according to an embodiment of the present invention;
FIG. 2 is an enlarged partial structural diagram at A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is an enlarged partial structural diagram at B in FIG. 1 according to an embodiment of the present invention;
description of reference numerals: 1. a push-pull plate; 2. a piston rod; 2-1, a piston; 3. a fixing plate; 4. a sampling suction tube; 5. a three-way sleeve; 6. a first valve; 7. a sampling tube; 8. a second valve; 9. a transfer tube; 10. sampling a bottle; 11. an air bag; 12. a thread sealing cover; 13. a threaded opening; 14. a glass straw; 15. fixing a sleeve; 16. a threaded connecting sleeve; 17. a threaded pipe; 18. a sample inlet; 19. a transverse plate; 20. a spring; 21. a slide bar; 22. and (5) moving the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model aims to provide a sampling device for food detection, which has a simple structure, is convenient to use, is convenient for transferring and storing a liquid sample, and avoids the sample from air pollution.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1 to 3, a sampling device for food detection provided in an embodiment of the present invention includes a sampling suction tube 4, wherein one end of the sampling suction tube 4 is fixedly installed with a fixing plate 3, a piston rod 2 penetrates through the middle of the fixing plate 3, one end of the piston rod 2 extends into the sampling suction tube 4 and is fixedly connected with a piston 2-1, the other end of the piston rod 2 extends out of the sampling suction tube 4 and is fixedly installed with a push-pull plate 1, the other end of the sampling suction tube 4 is provided with a three-way sleeve 5, an inlet of the three-way sleeve 5 is communicated with the sampling suction tube 4, two outlets of the three-way sleeve 5 are respectively detachably installed with a sampling tube 7 and a transfer tube 9, and two outlets of the three-way sleeve 5 are respectively provided with a first valve 6 and a second valve 8;
As shown in fig. 3, a horizontal plate and a slide bar 21 disposed on the horizontal plate 19 are disposed inside the sample inlet 18, a spring 20 and a moving plate 22 are sleeved on the slide bar 21, a through hole is disposed on the moving plate 22, the slide bar 21 passes through the through hole and is slidably connected with the moving plate 22, one end of the spring 20 is connected with the horizontal plate 19, the other end of the spring is connected with the moving plate 22, the moving plate 22 is opposite to the sample inlet 18, and the sample inlet 18 is sealed under the support of the spring 20.
As shown in fig. 2, a fixing sleeve 15 is arranged at one end of the transfer pipe 9 connected to the sample inlet 18, a threaded connecting sleeve 16 is arranged on the fixing sleeve 15, a threaded pipe 17 is fixedly arranged outside the sample inlet 18, and the threaded pipe 17 is in threaded connection with the threaded connecting sleeve 16.
The sample suction pipe is further provided with a threaded sealing cover 12, the glass suction pipe 14 penetrates through the threaded sealing cover 12, the air bag 11 is arranged at the top of the threaded sealing cover 12, the sample outlet is provided with a threaded opening 13, and the threaded opening 13 is in threaded connection with the threaded sealing cover 12.
And scale marks are carved on the annular side surface of the sampling suction tube 4.
The transfer pipe 9 can adopt a hose; the sampling tube 7 can be replaced, and the transfer tube 9 and the sampling tube 7 can be sleeved in the three-way sleeve 5 and can be connected in a detachable connection mode such as a thread or a sealing component.
The working principle of the device is as follows: the sampling tube 7 is selected according to different types of liquid food, and the opening and closing of two outlets of the three-way sleeve 5 can be controlled through the first valve 6 and the second valve 8; during sampling, the transfer tube 9 and the sampling bottle 10 can be detached firstly, and the piston 2-1 is driven by the piston rod 2 to move so as to suck a sample of liquid food into the sampling suction tube 4; when a sample is transferred, the transfer pipe 9 is connected into the three-way sleeve 5, the first valve 6 is closed, the second valve 8 is opened, the push-pull plate 1 is pushed down to drive the piston rod 2 to extrude the sample of the liquid food downwards, the pressure intensity in the sampling suction tube 4 is increased, the moving plate 22 slides downwards along the slide rod 21, the spring 20 is compressed, and the sample is pressed into the sampling bottle 10, so that the sample transfer is completed; then, under the action of the spring 20, the moving plate 22 automatically restores to be pressed against the sample inlet 18, so that the sample inlet 18 is sealed; and at the sample outlet, the sample suction pipe can be connected in a sealing way through the thread sealing cover 12, when sampling, the thread sealing cover 12 is turned off, and part of the sample is absorbed by extruding the air bag, so that the microorganism experiment detection is convenient.
The sampling device for food detection provided by the utility model has a simple structure, the transfer pipe and the sampling bottle can be detached when liquid food is sampled, the sampling device is light and labor-saving, samples of the liquid food are extracted by pushing and pulling the piston rod, and the sample amount is marked by the scale marks; later through transfer union coupling sampling bottle, can be directly transfer the sample of liquid food to the sampling bottle in, avoid polluting with the contact of outside air, simultaneously, the sampling bottle can directly absorb some samples through inhaling the appearance pipe and be used for carrying on detection experiments such as microorganism observation, facilitates the use.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (5)
1. A sampling device for food detection comprises a sampling suction tube, wherein one end of the sampling suction tube is fixedly provided with a fixed plate, the middle part of the fixed plate is provided with a piston rod in a penetrating manner, one end of the piston rod extends into the sampling suction tube and is fixedly connected with a piston, the other end of the piston rod extends out of the sampling suction tube and is fixedly provided with a push-pull plate, the sampling device is characterized in that the other end of the sampling suction tube is provided with a three-way sleeve, the inlet of the three-way sleeve is communicated with the sampling suction tube, two outlets of the three-way sleeve are respectively and detachably provided with a sampling tube and a transfer tube, and two outlets of the three-way sleeve are respectively provided with a first valve and a second valve;
the transfer union coupling sampling bottle, the top of sampling bottle is provided with sample import and sample export, the transfer union coupling the sample import, the sample export is provided with the appearance of inhaling pipe, the appearance of inhaling pipe includes gasbag and the glass straw that communicates with the gasbag.
2. The sampling device for food detection according to claim 1, wherein a horizontal plate and a slide bar arranged on the horizontal plate are arranged inside the sample inlet, a spring and a moving plate are sleeved on the slide bar, a through hole is arranged on the moving plate, the slide bar penetrates through the through hole and is slidably connected with the moving plate, one end of the spring is connected with the horizontal plate, the other end of the spring is connected with the moving plate, the moving plate is opposite to the sample inlet, and the sample inlet is sealed under the support of the spring.
3. The sampling device for food detection as recited in claim 1, wherein a fixing sleeve is disposed at an end of the transfer tube connected to the sample inlet, a threaded connection sleeve is disposed on the fixing sleeve, a threaded tube is fixedly disposed outside the sample inlet, and the threaded tube is in threaded connection with the threaded connection sleeve.
4. The sampling device for food detection as recited in claim 1, wherein the sample suction pipe is further provided with a thread sealing cover, the glass suction pipe penetrates through the thread sealing cover, the air bag is arranged at the top of the thread sealing cover, and the sample outlet is provided with a threaded port which is in threaded connection with the thread sealing cover.
5. The sampling device for food detection according to claim 1, wherein the annular side surface of the sampling suction tube is marked with scale marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361787.6U CN215727041U (en) | 2021-06-18 | 2021-06-18 | Sampling device for food detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361787.6U CN215727041U (en) | 2021-06-18 | 2021-06-18 | Sampling device for food detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215727041U true CN215727041U (en) | 2022-02-01 |
Family
ID=80043508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121361787.6U Expired - Fee Related CN215727041U (en) | 2021-06-18 | 2021-06-18 | Sampling device for food detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215727041U (en) |
-
2021
- 2021-06-18 CN CN202121361787.6U patent/CN215727041U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |