Sampler for liquid food detection

Abstract

The utility model relates to the technical field of liquid sampling, and provides a sampler for liquid food detection, which comprises a sampling assembly, the sampling assembly comprises a sampling bottle body, a built-in cavity, a sealing structure and a sampling tube, and the built-in cavity is arranged in the sampling bottle body. According to the sampling bottle, the air exhaust structure and the hand-held handle are arranged, the pull rod is pushed to one end, close to the connecting pipe, of the air exhaust cylinder, then the sampling pipe penetrates through the sealing cover and extends into the internal cavity, then the pull rod is pulled back, and under the sealing action of the pull disc and the sealing ring, vacuum is formed in the sampling bottle body; when the sampler for liquid food detection is used, liquid can flow into the sampling bottle body along the sampling tube, and if the drawing rod is pulled once to take the liquid insufficient in required amount, the drawing action needs to be repeated, so that the liquid quality can be prevented from being influenced by repeated transfer, the device has a vacuumizing sampling function, and the convenience of the sampler for liquid food detection in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid sampling, in particular to a sampler for liquid food detection. Background Art

[0002] With the continuous advancement of science and technology, food testing technology is also constantly developing and improving. Traditional food testing samplers may have problems such as low efficiency and large errors. Therefore, it is necessary to develop a new type of liquid food testing sampler to improve the detection efficiency and accuracy. Therefore, it is necessary to design a liquid food testing sampler;

[0003] To this end, the patent with publication number CN213580269U discloses a sampler for liquid food detection, including an air suction device and a test tube device, wherein the air suction device is detachably connected to the test tube device, the air suction device includes an air suction pipe, an electric strut and a piston, the electric strut is fixed above the air suction pipe, the piston is slidably arranged in the air suction pipe, the movable end of the electric strut is arranged on the piston, the test tube device includes a test tube shell, a sliding plug and a current limiting plate, the test tube shell is connectable to the air suction pipe, and the sliding plug is slidably arranged in the test tube shell. The utility model belongs to the field of food detection technology, specifically a sampler for liquid food detection in which a test tube device can be detachably arranged to realize separate sampling of different liquids, the setting of the air suction device realizes the electrification of sampling, the setting of the current limiting plate realizes that the liquid detection sample will not be contaminated, the inspection result is more accurate, and the setting of the thickened layer prolongs the service life of the test tube device;

[0004] Although the above-mentioned liquid food testing sampler can extend the service life of the test tube device during use, the quality of the liquid to be tested may be affected when the liquid is transferred after being extracted. Therefore, it is necessary to design a liquid food testing sampler that can directly extract the liquid to be tested into the storage bottle. Utility Model Content

[0005] The utility model aims to provide a liquid food detection sampler, which is used to solve the defect that the quality of the liquid to be detected may be affected when the liquid is transferred after the liquid is extracted by the existing liquid food detection sampler.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a sampler for liquid food detection, comprising a sampling assembly;

[0007] The sampling assembly comprises a sampling bottle body, a built-in cavity, a sealing structure and a sampling tube. The sampling bottle body is provided with a built-in cavity, the built-in cavity is provided with a sampling tube, and the top of the sampling bottle body is provided with a sealing structure.

[0008] A vacuum structure is fixed to one side of the top of the sampling bottle body, and the vacuum structure includes a handle, a pull-out rod, a bottom plate, a vacuum cylinder, a pull-out disc, a sealing ring and a connecting tube. The connecting tube is fixed to one side of the top of the sampling bottle body, and a vacuum cylinder is fixed to one end of the connecting tube, and the bottom plate is fixed to the end of the vacuum cylinder away from the connecting tube. A pull-out rod is arranged inside the vacuum cylinder, and the end of the pull-out rod close to the bottom plate extends to the outside of the bottom plate and is fixed with a handle, and the end of the pull-out rod close to the connecting tube is fixed with a pull-out disc, and a sealing ring is fixed to the outside of the pull-out disc;

[0009] A liquid tank is arranged on one side of the sampling bottle body away from the vacuum cylinder.

[0010] Preferably, the sealing structure includes a connecting seat, a connecting seat and a sealing gasket, the connecting seat is fixed to the top of the sampling bottle body, the top of the connecting seat is provided with a sealing gasket, and the outer side of the top of the connecting seat is provided with a sealing cover.

[0011] Preferably, the connecting seat and the sealing cover are threadedly connected, and the outer diameter of the sealing gasket is smaller than the inner diameter of the sealing cover.

[0012] Preferably, one end of the sampling tube away from the sampling bottle body extends to the interior of the liquid tank, and the main cross-section of the sampling tube is designed to be "U"-shaped.

[0013] Preferably, the draw-out rod is slidably connected to the bottom plate, and the central axis of the draw-out rod is colinear with the central axis of the draw-out disc.

[0014] Preferably, the outer diameter of the sealing ring is equal to the inner diameter of the vacuum tube, and the outer wall of the sealing ring and the inner wall of the vacuum tube are in conflict with each other.

[0015] Preferably, the main cross-section of the sealing ring is designed to be "U"-shaped, and one end of the connecting tube extends to the interior of the built-in cavity.

[0016] The utility model provides a liquid food detection sampler, which has the advantages of:

[0017] By providing an air extraction structure, holding the handle, the pull rod is pushed to the end of the air extraction cylinder close to the connecting tube, and then the sampling tube is passed through the sealing cover and extended to the inside of the built-in cavity, and then the pull rod is pulled back. Under the sealing effect of the pull disc and the sealing ring, a vacuum is formed inside the sampling bottle body, and the liquid flows into the inside of the sampling bottle body along the sampling tube. If the pull rod is pulled once to take out an insufficient amount, the pull action needs to be repeated, which can avoid multiple transfers and affect the quality of the liquid, thereby realizing the function of vacuum sampling of the device and improving the convenience of the liquid food detection sampler when in use;

[0018] By providing a sealing structure, the sealing cover is loosened a little, and then the sampling tube is passed through the sealing cover to extend to the inside of the built-in cavity. Then the sealing cover is tightened and the sampling bottle body is fixed. The sealing gasket can increase the sealing between the connecting seat and the sealing cover, which is conducive to vacuuming the inside of the sampling bottle body to facilitate sampling, thereby realizing the sealing function of the device and improving the convenience of the liquid food detection sampler when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the main cross-section of the utility model;

[0021] Figure 3 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0022] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model;

[0023] Figure 5 It is a schematic diagram of the three-dimensional structure of the side cross-section of the utility model;

[0024] Figure 6 It is a schematic diagram of the top structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. Sampling assembly; 101. Sampling bottle body; 102. Built-in cavity; 103. Sealing structure; 1031. Connecting seat; 1032. Sealing cover; 1033. Sealing gasket; 104. Sampling tube; 2. Vacuum structure; 201. Handle; 202. Pull-out rod; 203. Bottom plate; 204. Vacuum cylinder; 205. Pull-out disc; 206. Sealing ring; 207. Connecting tube; 3. Liquid tank. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 6 The utility model provides a sampler for liquid food detection, which includes a sampling component 1.

[0028] Reference Figure 1-Figure 6The sampling assembly 1 includes a sampling bottle body 101, a built-in cavity 102, a sealing structure 103 and a sampling tube 104. The sampling bottle body 101 is provided with a built-in cavity 102, and the built-in cavity 102 is provided with a sampling tube 104. The top of the sampling bottle body 101 is provided with a sealing structure 103, and the sealing structure 103 includes a connecting seat 1031, a connecting seat 1031 and a sealing gasket 1033. The connecting seat 1031 is fixed to the top of the sampling bottle body 101, and the top of the connecting seat 1031 is provided with a sealing gasket 1033. The outer side of the top of the connecting seat 1031 is provided with a sealing cover 1032. The connecting seat 1031 and the sealing cover 1032 are threadedly connected. The outer diameter of the sealing gasket 1033 is smaller than the inner diameter of the sealing cover 1032. The sampling tube 104 extends to the inside of the liquid tank 3 away from the end of the sampling bottle body 101, and the main cross-section of the sampling tube 104 is designed in a "U" shape.

[0029] Loosen the sealing cover 1032 a little, then pass the sampling tube 104 through the sealing cover 1032 and extend it to the interior of the built-in cavity 102, then tighten the sealing cover 1032 and fix the sampling bottle body 101. The sealing gasket 1033 can increase the sealing between the connecting seat 1031 and the sealing cover 1032, which is conducive to vacuumizing the interior of the sampling bottle body 101 to facilitate sampling.

[0030] Reference Figure 1-Figure 3 and Figure 5-Figure 6 A suction structure 2 is fixed on one side of the top of the sampling bottle body 101, and the suction structure 2 includes a handle 201, a pulling rod 202, a bottom plate 203, a suction cylinder 204, a pulling disc 205, a sealing ring 206 and a connecting tube 207. The connecting tube 207 is fixed to one side of the top of the sampling bottle body 101, and the suction cylinder 204 is fixed on one end of the connecting tube 207. The bottom plate 203 is fixed on the end of the suction cylinder 204 away from the connecting tube 207. A pulling rod 202 is arranged inside the suction cylinder 204, and the end of the pulling rod 202 close to the bottom plate 203 extends to the outside of the bottom plate 203. A handle 201 is fixed thereto, a pull-out disc 205 is fixed at one end of the pull-out rod 202 close to the connecting tube 207, a sealing ring 206 is fixed to the outside of the pull-out disc 205, the pull-out rod 202 and the bottom plate 203 are slidably connected, the central axis of the pull-out rod 202 and the central axis of the pull-out disc 205 are collinear, the outer diameter of the sealing ring 206 is equal to the inner diameter of the vacuum cylinder 204, the outer wall of the sealing ring 206 and the inner wall of the vacuum cylinder 204 conflict with each other, the main cross-section of the sealing ring 206 is in a "U" shape, and one end of the connecting tube 207 extends to the interior of the built-in cavity 102.

[0031] Holding the handle 201, push the pulling rod 202 to the end of the vacuum cylinder 204 close to the connecting tube 207, then pass the sampling tube 104 through the sealing cover 1032, extend it to the inside of the built-in cavity 102, and then pull the pulling rod 202 back. Under the sealing action of the pulling disc 205 and the sealing ring 206, a vacuum will be formed inside the sampling bottle body 101, and the liquid will flow into the sampling bottle body 101 along the sampling tube 104. If the pulling rod 202 is pulled once and the required amount is not enough, the pulling action needs to be repeated to avoid multiple transfers and affect the quality of the liquid.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sampler for liquid food detection, comprising a sampling assembly (1); Features: The sampling assembly (1) comprises a sampling bottle body (101), a built-in cavity (102), a sealing structure (103) and a sampling tube (104); the built-in cavity (102) is arranged inside the sampling bottle body (101); the sampling tube (104) is arranged inside the built-in cavity (102); and the sealing structure (103) is arranged at the top of the sampling bottle body (101); A vacuum structure (2) is fixed to one side of the top of the sampling bottle body (101), and the vacuum structure (2) comprises a handle (201), a pull rod (202), a bottom plate (203), a vacuum cylinder (204), a pull disc (205), a sealing ring (206) and a connecting pipe (207). The connecting pipe (207) is fixed to one side of the top of the sampling bottle body (101), and a vacuum cylinder (204) is fixed to one end of the connecting pipe (207). A bottom plate (203) is fixed to one end of the vacuum tube (204) away from the connecting tube (207), a pull-out rod (202) is arranged inside the vacuum tube (204), one end of the pull-out rod (202) close to the bottom plate (203) extends to the outside of the bottom plate (203) and is fixed with a handle (201), and a pull-out disc (205) is fixed to one end of the pull-out rod (202) close to the connecting tube (207), and a sealing ring (206) is fixed to the outside of the pull-out disc (205); A liquid tank (3) is provided on a side of the sampling bottle body (101) away from the vacuum cylinder (204).

2. A liquid food detection sampler according to claim 1, characterized in that: The sealing structure (103) comprises a connecting seat (1031), a connecting seat (1031) and a sealing gasket (1033); the connecting seat (1031) is fixed to the top of the sampling bottle body (101); the sealing gasket (1033) is arranged at the top of the connecting seat (1031); and a sealing cover (1032) is arranged on the outer side of the top of the connecting seat (1031).

3. A liquid food detection sampler according to claim 2, characterized in that: The connection seat (1031) and the sealing cover (1032) are threadedly connected, and the outer diameter of the sealing gasket (1033) is smaller than the inner diameter of the sealing cover (1032).

4. A liquid food detection sampler according to claim 1, characterized in that: One end of the sampling tube (104) away from the sampling bottle body (101) extends to the interior of the liquid tank (3), and the main cross-section of the sampling tube (104) is designed to be "U"-shaped.

5. The liquid food detection sampler according to claim 1, characterized in that: The pull-out rod (202) and the bottom plate (203) are slidably connected, and the central axis of the pull-out rod (202) and the central axis of the pull-out disc (205) are collinear.

6. A liquid food detection sampler according to claim 1, characterized in that: The outer diameter of the sealing ring (206) is equal to the inner diameter of the air pump (204), and the outer wall of the sealing ring (206) and the inner wall of the air pump (204) are in contact with each other.

7. A liquid food detection sampler according to claim 1, characterized in that: The main cross-section of the sealing ring (206) is designed to be "U"-shaped, and one end of the connecting tube (207) extends to the interior of the built-in cavity (102).

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