CN219200972U

CN219200972U - Down sampler of waste liquid recovery tank

Info

Publication number: CN219200972U
Application number: CN202223308166.9U
Authority: CN
Inventors: 冯永生; 权迎迎
Original assignee: Luoyang Duosite Automation Equipment Technology Co ltd
Current assignee: Luoyang Duosite Automation Equipment Technology Co ltd
Priority date: 2022-12-10
Filing date: 2022-12-10
Publication date: 2023-06-16
Anticipated expiration: 2032-12-10

Abstract

The utility model relates to the technical field of petrochemical production, in particular to a waste liquid recovery tank downsampler, which comprises a chemical accumulator tank, wherein one side of the chemical accumulator tank is fixedly connected with three sampling pipelines, one side of each sampling pipeline is communicated with a buffer tank through a pipeline, one side of each buffer tank is communicated with a bottle blowing device through a pipeline, one side of each buffer tank is communicated with an adsorption tank through a pipeline, and one side of each buffer tank is communicated with a diaphragm pump through a pipeline. The utility model has the advantages that: according to the utility model, through arranging the buffer tank, the bottle blowing device, the diaphragm pump and the related matched devices, the sample collection function in the chemical industry saving tank is realized, the unused sample after sampling can be extracted from the sampling bottle, the residual sample can be discharged outwards without a recovery mode, the pollution and the waste are reduced, meanwhile, an operator is not required to directly contact with the sample in the whole sampling process, and the safety of the operator is protected.

Description

Down sampler of waste liquid recovery tank

Technical Field

The utility model relates to the technical field of petrochemical production, in particular to a waste liquid recovery tank downsampler.

Background

In petrochemical production process, in the use process of production raw materials, semi-finished products and finished products, in order to obtain the performance parameters of the medium in the storage tanks, a sampler needs to manually sample and collect samples of corresponding parts through a sampling barrel at the top of the tank so as to facilitate the laboratory staff to perform analysis and assay in time. This sampling method is time consuming and laborious and often threatens the life and safety of the samplers due to the volatilization of toxic gases under severe conditions in the field. In order to solve the problems, in recent years, sampling equipment is greatly improved, and a large number of sampling equipment which can meet the requirements of non-tank loading sampling, in-tank liquid level tracking sampling and the like are available.

These sampling devices solve the above sampling problem, satisfying the sampling requirements. However, the samples collected each time can not be used up after reaching the laboratory, and a part of samples can remain, so that secondary pollution and product waste can be caused by improper treatment. How to dispose of these surviving samples is a problem in sampling analysis.

In this regard, the utility model provides a waste liquid recovery tank downsampler to solve the problem.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide a waste liquid recovery tank downsampler to solve the problems mentioned in the background art and overcome the disadvantages of the prior art.

In order to achieve the above object, an embodiment of an aspect of the present utility model provides a waste liquid recycling tank downsampler, including a chemical tank, wherein one side of the chemical tank is fixedly connected with three sampling pipes, one side of the three sampling pipes is communicated with a buffer tank through a pipe, one side of the buffer tank is communicated with a bottle blowing device through a pipe, one side of the buffer tank is communicated with an adsorption tank through a pipe, one side of the buffer tank is communicated with a diaphragm pump through a pipe, and one side of the diaphragm pump is communicated with the inside of the chemical tank through a pipe.

By any of the above schemes, it is preferable that the three sampling pipes are respectively arranged at the upper part, the middle part and the lower part of the chemical saving tank, and one sides of the three sampling pipes are respectively provided with a sampling valve.

By the above-mentioned scheme preferred, one side fixedly connected with liquid outlet of buffer tank, one side of buffer tank is provided with perspective window.

The technical effect achieved by adopting the scheme is as follows: the liquid level can be observed at any time.

By any of the above schemes, preferably, one side of the bottle blowing device is fixedly connected with an air inlet pipeline, and one side of the air inlet pipeline is connected with high-pressure nitrogen.

By any of the above schemes, preferably, a pipeline between the bottle blowing device and the buffer tank is provided with a regulating valve, and one side of the air inlet pipeline is provided with a nitrogen valve.

In any of the above embodiments, preferably, a sealing connection mechanism is disposed at one side of the liquid outlet.

By above-mentioned arbitrary scheme preferably, three one side of sampling pipeline is provided with an upper portion jar root valve, middle part jar root valve and lower part jar root valve respectively, the pipeline between diaphragm pump and the chemical industry accumulator tank is provided with the return sample jar root valve.

The technical effect achieved by adopting the scheme is as follows: avoiding the backflow of the extracted liquid.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

according to the utility model, through arranging the buffer tank, the bottle blowing device, the diaphragm pump and the related matched devices, the sample collection function in the chemical industry saving tank is realized, the unused sample after sampling can be extracted from the sampling bottle, the residual sample can be discharged outwards without using a waste liquid recovery system, the pollution and the waste are reduced, meanwhile, an operator is not required to directly contact with the sample in the whole sampling process, and the safety of the operator is protected.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a general connection structure according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a working system according to an embodiment of the present utility model.

In the figure: 1-chemical accumulator tank, 2-sampling pipeline, 3-buffer tank, 4-bottle blowing device and 5-diaphragm pump.

Detailed Description

As shown in fig. 1 to 2, the waste liquid recovery tank downsampler comprises a chemical saving tank 1, wherein one side of the chemical saving tank 1 is fixedly connected with three sampling pipelines 2, one side of each of the three sampling pipelines 2 is communicated with a buffer tank 3 through a pipeline, one side of each of the buffer tanks 3 is communicated with a bottle blowing device 4 through a pipeline, one side of each of the buffer tanks 3 is communicated with an adsorption tank through a pipeline, liquid in the sampling bottle is adsorbed and extracted through the adsorption tank, one side of each of the buffer tanks 3 is communicated with a diaphragm pump 5 through a pipeline, and one side of each of the diaphragm pumps 5 is communicated with the inside of the chemical saving tank 1 through a pipeline.

The three sampling pipelines 2 are respectively arranged at the upper part, the middle part and the lower part of the chemical accumulator tank 1, one sides of the three sampling pipelines 2 are respectively provided with sampling valves, the sampling valves are opened to pump out chemical raw materials through a matched pump body, and the three sampling pipelines 2 are respectively positioned at one sixth, one half and five sixths of the distance from the top of the chemical accumulator tank 1.

One side fixedly connected with liquid outlet of buffer tank 3, one side of buffer tank 3 is provided with perspective window, observes the liquid level in the buffer tank 3 through the window, does not have pressure when not wasing the sampling bottle in the buffer tank 3.

One side of the bottle blowing device 4 is fixedly connected with an air inlet pipeline, and one side of the air inlet pipeline is connected with high-pressure nitrogen.

The pipeline between the bottle blowing device 4 and the buffer tank 3 is provided with a regulating valve, one side of the air inlet pipeline is provided with a nitrogen valve, the nitrogen pressure is regulated through the regulating valve, the source of nitrogen can be provided through a conventional means in the industry, and the pipeline used for connecting two sealed spaces in the device can be a hose or a hard pipe according to the actual use condition.

One side of the liquid outlet is provided with a closed connecting mechanism, the closed connecting mechanism is an L-shaped liquid quick connector, and the sampling bottle is quickly connected with the liquid outlet through the quick connector.

One side of the three sampling pipelines 2 is respectively provided with an upper tank root valve, a middle tank root valve and a lower tank root valve, and a pipeline between the diaphragm pump 5 and the chemical saving tank 1 is provided with a sample return tank root valve.

The working process of the waste liquid recovery tank downsampler is as follows:

when the sampling is needed, the tank root valve with the corresponding height is opened, then the sampling valve is opened to extract the sample, the sample flows into the buffer tank 3 through the pipeline, at the moment, the sampling bottle is connected with the buffer tank 3 through the airtight connecting mechanism, the airtight connecting mechanism is an L-shaped quick plug, the sealing effect cannot be influenced by rotation of the sampling bottle, the bottle mouth of the sampling bottle is rotated to the upward direction, the liquid outlet valve is opened to carry out liquid discharging, the sample flows into the sampling bottle, when the sample in the sampling bottle is not used up, the majority of the sample in the sampling bottle is firstly extracted into the buffer tank through the adsorption tank, then the sampling bottle is connected with the buffer tank 3, the bottle mouth is rotated to the downward position, the sample in the buffer tank is pumped into the chemical accumulator tank through the diaphragm pump, and then the bottle blowing device 4 is opened to purge the buffer tank 3 and the sampling bottle.

Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:

according to the utility model, through arranging the buffer tank 3, the bottle blowing device 4, the diaphragm pump 5 and related matched devices, the sample collection function in the chemical industry accumulator tank 1 is realized, the unused sample after sampling can be extracted from the sampling bottle, the residual sample can be discharged outwards without using a waste liquid recovery system, the pollution and waste are reduced, meanwhile, an operator is not required to directly contact with the sample in the whole sampling process, and the safety of personnel is protected.

Claims

1. Waste liquid recovery jar down sampler, its characterized in that: including chemical industry accumulator tank (1), one side fixedly connected with three sampling pipeline (2) of chemical industry accumulator tank (1), three there is a buffer tank (3) one side of sampling pipeline (2) is through pipeline intercommunication, there is a bottle blowing device (4) one side of buffer tank (3) is through pipeline intercommunication, there is an adsorption tank one side of buffer tank (3) is through pipeline intercommunication, one side of buffer tank (3) is through pipeline intercommunication there is a diaphragm pump (5), one side of diaphragm pump (5) is through pipeline and the inside of chemical industry accumulator tank (1) is linked together.

2. The waste recovery tank downsampler according to claim 1, wherein: the three sampling pipelines (2) are respectively arranged at the upper part, the middle part and the lower part of the chemical industry saving tank (1), and sampling valves are respectively arranged at one sides of the three sampling pipelines (2).

3. The waste recovery tank downsampler according to claim 2, wherein: one side fixedly connected with liquid outlet of buffer tank (3), one side of buffer tank (3) is provided with perspective window.

4. A waste recovery tank downsampler according to claim 3, wherein: one side of the bottle blowing device (4) is fixedly connected with an air inlet pipeline, and one side of the air inlet pipeline is connected with high-pressure nitrogen.

5. The waste recovery tank downsampler according to claim 4, wherein: the pipeline between bottle blowing device (4) and buffer tank (3) is provided with the governing valve, one side of intake pipe is provided with the nitrogen valve.

6. The waste recovery tank downsampler according to claim 5, wherein: one side of the liquid outlet is provided with a closed connecting mechanism.

7. The waste recovery tank downsampler according to claim 6, wherein: one side of the three sampling pipelines (2) is respectively provided with an upper tank root valve, a middle tank root valve and a lower tank root valve, and a pipeline between the diaphragm pump (5) and the chemical saving tank (1) is provided with a sample returning tank root valve.