CN212321160U

CN212321160U - Liquid sampling device for food detection

Info

Publication number: CN212321160U
Application number: CN201922376230.9U
Authority: CN
Inventors: 沙丽娜; 杨光勇; 薛光; 李君昭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2021-01-08
Anticipated expiration: 2029-12-26

Abstract

The utility model relates to a food detection device technical field, concretely relates to liquid sampling device for food detection, including straw and negative pressure jar, straw and C type sampling tube intercommunication, C type sampling tube is by last, two down violently pipes and a riser are constituteed, on violently manage bottom and sample test tube intercommunication, the part that the sample test tube links to each other with last horizontal pipe is equipped with the filter screen, violently manage down and collect tank intercommunication, it is provided with cowl to go up violently the intraductal equal activity of violently pipe and lower horizontal pipe, fixed mounting has the magnetic path on the right side wall of cowl, on violently manage and all seted up the cell body on the horizontal pipe lateral wall down, it all stretches into negative pressure jar inside to go up the right-hand member of violently pipe and lower horizontal pipe, equal fixed mounting has the dog on negative pressure jar roof and the diapire, link to each other through the spring between dog and the magnetic. The utility model discloses it easily receives the bacterium to contaminate in the collection that effectively compensaties current sampling device existence, unnecessary inconvenient defect of collection.

Description

Liquid sampling device for food detection

Technical Field

The utility model relates to a food detection device technical field, concretely relates to liquid sampling device is used in food detection.

Background

Food inspection, refers to a subject of studying and evaluating food quality and its changes, which inspects the quality of food raw materials, auxiliary materials, semi-finished products, finished products and by-products according to some basic theories of physics, chemistry, biochemistry and various technologies and established technical standards, such as international and national food sanitation/safety standards, to ensure the quality of the products to be qualified. The food inspection contents comprise sensory detection of food, detection of nutrient components, additives and harmful substances in the food and the like.

The food detection is performed by dissolving food in a reagent, and sampling the solution for detection.

However, the existing sampling device usually has the defects of easy bacterial infection in collection and inconvenient redundant collection.

Disclosure of Invention

Technical problem to be solved

To the problem that above-mentioned exists, the utility model provides a liquid sampling device is used in food detection. The utility model provides a technical scheme can effectively compensate easily to a certain extent and receive the bacterium to contaminate in the collection that current sampling device exists, unnecessary inconvenient defect of collection.

(II) technical scheme

In order to achieve the above object, the present invention adopts the following technical solutions:

a liquid sampling device for food detection comprises a suction pipe and a negative pressure tank, wherein the suction pipe is communicated with a C-shaped sampling pipe, the C-shaped sampling tube consists of an upper transverse tube, a lower transverse tube and a vertical tube, the bottom of the upper transverse tube is communicated with the sampling test tube, a filter screen is arranged at the part of the sampling test tube connected with the upper transverse tube, the lower transverse tube is communicated with the collecting tank, the upper transverse pipe and the lower transverse pipe are both movably provided with an arc-shaped baffle, the right side wall of the arc-shaped baffle is fixedly provided with a magnetic block, the side walls of the upper transverse pipe and the lower transverse pipe are respectively provided with a groove body, the right ends of the upper transverse pipe and the lower transverse pipe extend into the negative pressure tank, the top wall and the bottom wall of the negative pressure tank are both fixedly provided with a stop block, the stop block is connected with the magnetic block through a spring, an electromagnet is fixedly installed on the stop block, and the negative pressure tank is communicated with the negative pressure pump through a negative pressure pipe.

Preferably, the side wall of the suction pipe is sleeved with a rubber sleeve.

Preferably, the sampling test tube with go up violently to manage between the sealed detachable connection, violently manage down with also for sealed detachable connection between the holding vessel.

Preferably, the right ends of the upper transverse pipe and the lower transverse pipe extend into the negative pressure tank, and the tank body is located inside the negative pressure tank.

Preferably, the electromagnet and the negative pressure are both independently connected with an external power supply.

(III) advantageous effects

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that: putting a suction pipe into a sample solution to be detected, when a sample needs to be taken, turning on a control switch of an electromagnet above the suction pipe, electrifying the electromagnet to generate magnetism, attracting the electromagnet with the magnet, enabling the magnet and the arc-shaped baffle to move from the upper transverse pipe to the right side under the matching action of the spring, turning on a negative pressure pump when the arc-shaped baffle moves to the groove body and continues to move to the right side, pumping the negative pressure in the negative pressure tank into negative pressure by the negative pressure pump, wherein the pressure in the suction pipe is greater than the air pressure in the negative pressure tank, the air pressure forces the solution to enter the upper transverse pipe from the suction pipe, then enter a sampling test tube from a filter screen in the upper transverse pipe, and turning off the negative pressure pump when the amount in the sampling; when needs wash this device, stir the rubber sleeve for the rubber sleeve washs the device with straw and water pipe sealing connection, by water pipe spun water, reasonable in design, the practicality is strong, is worth promoting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partially enlarged view of the part A;

FIG. 3 is a schematic perspective view of part A;

wherein:

1. a straw; 2. a C-shaped sampling tube; 3. filtering with a screen; 4. sampling a test tube; 5. a collection tank; 6. a magnetic block; 7. an arc-shaped baffle plate; 8. a trough body; 9. a negative pressure tank; 10. a stopper; 11. a spring; 12. an electromagnet; 13. a negative pressure pump; 14. a rubber sleeve.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined with the following description to clearly and completely describe the technical solution in the embodiments of the present invention. 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.

A liquid sampling device for food detection, as shown in fig. 1, 2 and 3: including straw 1 and negative pressure jar 9, straw 1 and C type sampling tube 2 intercommunication, C type sampling tube 2 is by last, two down violently manage and a riser is constituteed, it communicates with sample test tube 4 to go up violently manage bottom, sample test tube 4 is equipped with filter screen 3 with the part that last horizontal tube links to each other, violently manage and collect jar 5 intercommunication down, it is provided with cowl 7 with the intraductal equal activity of horizontal down to go up violently, fixed mounting has magnetic path 6 on cowl 7 right side wall, go up violently manage and violently manage down and all seted up cell body 8 on the lateral wall, it is inside horizontal pipe and the right-hand member of violently managing down all stretched into negative pressure jar 9, equal fixed mounting has dog 10 on negative pressure jar 9 roof and the diapire, link to each other through spring 11 between dog 10 and the magnetic path 6, fixed mounting has electro-magnet 12 on dog 10.

The cover is equipped with rubber sleeve 14 on the straw 1 lateral wall, and the sealed connection of dismantling between sample test tube 4 and the last horizontal tube also can be dismantled for sealed the connection between violently managing down and the holding vessel 5, and it is inside that the right-hand member of violently managing down and going up horizontal tube all stretches into negative pressure jar 9, and inside cell body 8 was located negative pressure jar 9, electro-magnet 12 and negative pressure pump 13 all were independently connected with external power source.

Referring to fig. 1, 2 and 3, a suction tube 1 is placed into a sample solution to be detected, when sampling is needed, a control switch of an electromagnet 12 above the suction tube is turned on, the electromagnet 12 is electrified to generate magnetism and mutually attracts a magnetic block 6, the magnetic block 6 and an arc-shaped baffle 7 move from the upper transverse tube to the right side under the matching action of a spring 11, when the arc-shaped baffle 7 moves to a groove body 8 and continues to move to the right, a negative pressure pump 13 is turned on, the negative pressure pump 13 pumps the negative pressure in a negative pressure tank 9, the pressure in the suction tube 1 is greater than the air pressure in the negative pressure tank 9, the air pressure forces the solution to enter the upper transverse tube from the suction tube 1, then the solution enters a sampling test tube 4 from a filter screen 3 in the upper transverse tube, and when the amount in the sampling test tube 4 is suitable for detection, the negative pressure pump 13 is turned off; when needs wash this device, stir rubber sleeve 14 for rubber sleeve 14 washs the device by water pipe spun water with straw 1 and water pipe sealing connection, reasonable in design, and the practicality is strong, is worth promoting.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a food detects uses liquid sampling device which characterized in that: comprises a suction pipe (1) and a negative pressure tank (9), the suction pipe (1) is communicated with a C-shaped sampling pipe (2), the C-shaped sampling pipe (2) consists of an upper transverse pipe, a lower transverse pipe and a vertical pipe, the bottom of the upper transverse pipe is communicated with a sampling test tube (4), the part of the sampling test tube (4) connected with the upper transverse pipe is provided with a filter screen (3), the lower transverse pipe is communicated with a collecting tank (5), the upper transverse pipe and the lower transverse pipe are internally and movably provided with an arc baffle plate (7), the right side wall of the arc baffle plate (7) is fixedly provided with a magnetic block (6), the side walls of the upper transverse pipe and the lower transverse pipe are respectively provided with a groove body (8), the right ends of the upper transverse pipe and the lower transverse pipe are respectively extended into the negative pressure tank (9), the top wall and the bottom wall of the negative pressure tank (9) are respectively and fixedly provided with a stop block (10), the stop blocks (10, an electromagnet (12) is fixedly mounted on the stop block (10), and the negative pressure tank (9) is communicated with a negative pressure pump (13) through a negative pressure pipe.

2. The liquid sampling device for food detection according to claim 1, wherein a rubber sleeve (14) is sleeved on the side wall of the suction pipe (1).

3. The liquid sampling device for food detection according to claim 1, wherein the sampling test tube (4) is connected with the upper horizontal tube in a sealing and detachable manner, and the lower horizontal tube is also connected with the collection tank (5) in a sealing and detachable manner.

4. The liquid sampling device for food detection according to claim 1, wherein the tank body (8) is located inside the negative pressure tank (9).

5. The liquid sampling device for food inspection according to claim 1, wherein the electromagnet (12) and the negative pressure pump (13) are each independently connected to an external power source.