CN216207843U

CN216207843U - Liquid sampling system

Info

Publication number: CN216207843U
Application number: CN202122440365.4U
Authority: CN
Inventors: 许开华; 刘郁; 任云强; 吴雨晴; 邓安志; 周林; 余尚清; 邓凯
Original assignee: Green Aike Jingmen New Energy Materials Co ltd
Current assignee: Green Aike Jingmen New Energy Materials Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-05
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a liquid sampling system, which comprises a liquid tank, a stirring device, a peristaltic pump and a sampling hose matched with the peristaltic pump, wherein a first sampling preformed hole is formed in the liquid tank; the stirring device comprises a stirring motor arranged at the top of the liquid tank and a stirring paddle arranged in the liquid tank, and the stirring paddle extends below the liquid level; still be provided with second sample connection, third sampling tube and third sample valve on the liquid tank, the second sample connection sets up in the liquid tank top, and the third sample connection sets up in liquid tank lateral wall bottom, the one end and the third sample connection intercommunication of third sampling tube, the other end of third sampling tube is provided with the third sample valve. The sampling system is simple to operate and quick in sampling.

Description

Liquid sampling system

Technical Field

The utility model relates to a sampling device, in particular to a liquid sampling system.

Background

The current liquid sampling mode mainly has two kinds of thief rod sample and thief hatch sample, and wherein, the thief rod sample is stretched into the inside sample that takes place of container with the thief rod from the container mouth, then packs into in the special sampling bottle. This kind of sampling mode simple operation, but there are 3 risks: the risk that foreign matters fall into the container, the risk that the sampling rod touches the external environment and the foreign matters are possibly brought into a sample, and the risk that the sampling rod is possibly infected with the foreign matters if no protective measures are taken for the place where the sampling rod is placed. The sampling of the sampling port is that a sampling port is arranged at the bottom of the groove or on a material conveying pipeline for sampling, the sampling is convenient and quick, but the problem that the sampling is not uniform and representative exists. In addition, the two sampling methods cannot collect samples at different positions in the liquid tank according to different requirements.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a liquid sampling system, which specifically comprises the following contents:

a liquid sampling system comprises a liquid tank, a stirring device arranged on the liquid tank, a peristaltic pump and a sampling hose matched with the peristaltic pump, wherein a first sampling preformed hole is formed in the liquid tank; the stirring device comprises a stirring motor arranged at the top of the liquid tank and a stirring paddle arranged in the liquid tank, and the stirring paddle extends below the liquid level; still be provided with second sample connection, third sampling tube and third sample valve on the liquid tank, the second sample connection sets up in the liquid tank top, and the third sample connection sets up in liquid tank lateral wall bottom, the one end and the third sample connection intercommunication of third sampling tube, the other end of third sampling tube are provided with the third sample valve.

Specifically, still include the second sample flap, the size of second sample flap is greater than the second sample connection, second sample flap and second sample connection swing joint.

Specifically, still include along the first fixed pipe that the mouth set up in liquid inslot portion of reserving of taking a sample, the lower extreme mouth of pipe of fixed pipe sets up below the liquid level, the one end of sample hose is followed fixed intraductal pipe orifice and is stretched into in the fixed pipe and stretch into below the liquid level along fixed pipe.

Specifically, the stirring paddle comprises a stirring shaft connected with a stirring motor and at least one layer of stirring blades arranged on the stirring shaft along the horizontal direction.

Specifically, the stirring paddle comprises two layers, wherein one layer is arranged in the middle of the part, extending into the liquid level, of the stirring shaft, and the other layer is arranged at the bottom of the part, extending into the liquid level, of the stirring shaft.

The utility model has the beneficial effects that:

(1) the stirring device and the peristaltic pump sampling device are arranged, so that uniform sampling can be realized;

(2) the upper sampling port and the bottom sampling port are arranged, so that layered sampling can be performed according to needs, and the distribution of samples in the liquid tank can be known;

(3) the operation is simple, and the sampling is rapid.

Drawings

FIG. 1 is a schematic diagram of a liquid sampling system according to the present disclosure.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiments shown below do not limit the scope of the utility model described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the utility model described in the claims.

A liquid sampling system comprises a liquid tank 1, a stirring device arranged on the liquid tank, a peristaltic pump 2 and a sampling hose 3 matched with the peristaltic pump, wherein a first sampling preformed hole 4 is formed in the liquid tank, one end of the sampling hose 3 extends into the liquid tank 1 from the first sampling preformed hole 4, a liquid suction port of the sampling hose 3 is arranged below the liquid level, and the other end of the sampling hose 3 penetrates through a position between a roller and an upper pressing block in the peristaltic pump 2 and extends out from a pipe clamp of the peristaltic pump 3; the stirring device comprises a stirring motor 5 arranged at the top of the liquid tank and a stirring paddle arranged in the liquid tank, and the stirring paddle extends below the liquid level; still be provided with second sample connection 7, third sample connection 8, third sampling tube 9 and third sample valve 10 on the liquid tank 1, second sample connection 7 sets up in 1 top in liquid tank, and third sample connection 8 sets up in 1 lateral wall bottom in liquid tank, the one end and the 8 intercommunications of third sample connection of third sampling tube 9, the other end of third sampling tube 9 are provided with third sample valve 10.

Specifically, still include second sample flap 11, the size of second sample flap 11 is greater than second sample flap 7, second sample flap 11 and second sample flap 7 swing joint.

Specifically, still include along first sample reservation mouth 4 and set up in the fixed pipe 12 of 1 inside in liquid groove, the lower extreme mouth of pipe of fixed pipe 12 sets up below the liquid level, the one end of sample hose 3 stretches into in the fixed pipe 12 and stretches into below the liquid level along fixed pipe 12 from fixed pipe 12 last mouth of pipe.

Specifically, the stirring paddle comprises a stirring shaft 6 connected with the stirring motor 5 and at least one layer of stirring blades 13 horizontally arranged on the stirring shaft 6.

Specifically, the stirring paddle 13 comprises two layers, one layer is arranged in the middle of the part of the stirring shaft 6 extending below the liquid level, and the other layer is arranged at the bottom of the part of the stirring shaft 6 extending below the liquid level.

The utility model discloses a use method of a sampling system, which comprises the following steps:

when needs even sample, close second sample flap 11 and third sample valve 10, open agitating unit, make the liquid evenly distributed in the liquid tank, switch on peristaltic pump 2's power, open switch, peristaltic pump 2 begins work, and peristaltic pump roller device begins the extrusion sample hose 3, and the material is taken out to the other end from the one end of 1 middle part sample hose 3 in liquid tank, and it can to connect the material to prepare appointed sample bottle.

When the peristaltic pump 2 is sampled, the liquid groove is in a sealed state, and compared with sampling by a sampling rod, the liquid groove has no risk of introducing foreign matters. In addition, the sample is taken from the middle position of the liquid tank, the sample uniformity is good, and the sampling is relatively representative.

The hose stretches into the different degree of depth, can get the sample of different levels, can judge after the detection whether the material in the groove stirs evenly.

When layered sampling is needed, the stirring device is closed, and after the solution in the liquid tank is kept stand for a period of time, samples of the upper layer, the middle layer and the lower layer of the liquid tank can be obtained from the second sampling port, the liquid suction port of the sampling hose and the third sampling pipe port respectively.

In the description of the present application, it is to be noted that the terms "upper", "lower", "vertical", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless expressly stated or limited otherwise, the terms "disposed of" and "in communication with" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A liquid sampling system is characterized by comprising a liquid tank, a stirring device arranged on the liquid tank, a peristaltic pump and a sampling hose matched with the peristaltic pump, wherein a first sampling reserved hole is formed in the liquid tank; the stirring device comprises a stirring motor arranged at the top of the liquid tank and a stirring paddle arranged in the liquid tank, and the stirring paddle extends below the liquid level; still be provided with second sample connection, third sampling tube and third sample valve on the liquid tank, the second sample connection sets up in the liquid tank top, and the third sample connection sets up in liquid tank lateral wall bottom, the one end and the third sample connection intercommunication of third sampling tube, the other end of third sampling tube are provided with the third sample valve.

2. The liquid sampling system of claim 1, further comprising a second thief hatch having a size larger than the second thief hatch, the second thief hatch being movably coupled to the second thief hatch.

3. The liquid sampling system of claim 1, further comprising a fixed tube disposed inside the liquid tank along the first sampling reserved opening, wherein a lower end nozzle of the fixed tube is disposed below the liquid level, and one end of the sampling hose extends into the fixed tube from an upper nozzle of the fixed tube and extends below the liquid level along the fixed tube.

4. The liquid sampling system of any one of claims 1-3, wherein the paddle comprises a stirring shaft connected to a stirring motor and at least one layer of stirring blades horizontally disposed on the stirring shaft.

5. A liquid sampling system according to claim 3, wherein the stirrer blade comprises two layers, one layer being disposed in the middle of the part of the stirrer shaft extending below the liquid level and the other layer being disposed at the bottom of the part of the stirrer shaft extending below the liquid level.