CN215574002U - Sampling equipment of triazole waste water evaporation cauldron - Google Patents
Sampling equipment of triazole waste water evaporation cauldron Download PDFInfo
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- CN215574002U CN215574002U CN202121344093.1U CN202121344093U CN215574002U CN 215574002 U CN215574002 U CN 215574002U CN 202121344093 U CN202121344093 U CN 202121344093U CN 215574002 U CN215574002 U CN 215574002U
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Abstract
A sampling device of a triazole waste water evaporation kettle comprises a sampling tank, a first-effect separator, a second-effect separator, an evaporation kettle and a compressed gas buffer tank, wherein the sampling tank is respectively connected with the evaporation kettle through a feeding pipe, the compressed gas buffer tank through a blank pipe and the second-effect separator through a vacuum pipeline; the evaporation kettle is connected with the primary effect separator through a pipeline. The sampling device of the triazole waste water evaporation kettle can sample without opening the hole cover, is easy, simple and convenient, eliminates potential safety hazards, avoids environmental pollution, has low manufacturing cost and convenient operation, and is suitable for popularization and use.
Description
Technical Field
The utility model relates to the technical field of pesticide production, in particular to sampling equipment of a triazole wastewater evaporation kettle.
Background
The triazole bactericide belongs to an ideal high-efficiency systemic bactericide, is a sterol demethylation inhibitor, has a broad bactericidal spectrum, and has three effects of prevention, treatment and eradication. The triazole pesticide bactericide can generate multiple strands of high-salt-content process wastewater in the production process, the triazole pesticide bactericide needs to be subjected to quality-divided high-efficiency evaporation treatment, the viscosity of solid salt after evaporation concentration is high, the high-efficiency evaporation adopts a composite triple-effect evaporation technology, and the final effect is kettle-type vacuum evaporation and is easy to discharge.
In order to control the solid content of the concentrated solution in the process of evaporating the triazole process wastewater, frequent sampling is needed to determine the material concentration according to the process operation rules so as to judge whether the material is suitable for discharging, and the problem that the equipment and the pipeline are blocked due to poor material fluidity caused by excessive evaporation is avoided. In actual production, the manhole of the evaporation kettle is opened manually and the cover is opened quickly, and a container is stretched into the evaporation kettle to hang a small amount of concentrated solution for detection. The method is troublesome to operate and has potential safety hazards; in addition, when the manhole cover is opened, gas with pungent odor or volatile liquid can escape due to a certain temperature in the kettle, so that the environment is polluted. Therefore, improvements are needed in the sampling methods.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide sampling equipment for a triazole waste water evaporation kettle, which is simple and convenient to operate, safe and environment-friendly, and can sample from the triazole process waste water evaporation kettle without opening a cover so as to solve the problem of sampling of the triazole waste water evaporation kettle in the background.
In order to achieve the above object, the sampling device of the triazole waste water evaporator of the utility model comprises a sampling tank, a first-effect separator, a second-effect separator, an evaporator and a compressed gas buffer tank, wherein,
the sampling tank is connected with the evaporation kettle through a feeding pipe, connected with the compressed gas buffer tank through a blank pipe and connected with the two-effect separator through a vacuum pipeline;
the evaporation kettle is connected with the primary effect separator through a pipeline.
Furthermore, a sight glass and a feed valve are arranged on the feed pipe.
Furthermore, a three-way sampling tube is also arranged on the feeding tube between the sight glass and the feeding valve;
and a sampling valve is also arranged on the three-way sampling pipe branch.
Further, a vacuum connecting valve is further arranged on the vacuum pipeline between the sampling tank and the two-effect separator.
Furthermore, a regulating valve is also arranged on a pipeline between the evaporation kettle and the single-effect separator.
Further, the compressed gas buffer tank is a compressed air buffer tank or a compressed nitrogen buffer tank.
Still further, the feed pipe, the vacuum pipe, and the vacuum pipe are PPH pipes.
The sampling device of the triazole waste water evaporation kettle has the following beneficial effects:
(1) the sampling can be carried out without opening the hole cover, the sampling is easy and convenient, irritant odor gas or volatile liquid can be prevented from being dissipated, the potential safety hazard is eliminated, the environmental pollution is avoided, and the practical significance is great.
(2) The inlet and outlet pipelines on the sampling tank are respectively provided with a feed valve, a sampling valve and a vacuum connecting valve, and the concentrated solution in the evaporation kettle can be easily sampled by controlling the valves; meanwhile, the intermittent multi-batch sampling can be realized under the condition of not influencing the process conditions in the evaporation kettle by accurately controlling a plurality of valves;
(3) the sampling tank body and the accessory pipeline are made of PPH, and can bear evaporation media containing hydrochloric acid, so that corrosion of acidic media to metal materials is avoided, and investment cost can be reduced;
(4) the sample jar still links to each other with compressed air (or nitrogen gas) buffer tank, and on the one hand, through broken vacuum, compressed air can make the sample flow smoothly from the sample pipe, and the compressed gas has certain pressure simultaneously, can be favorable to the sample in clean discharge sample jar and the pipeline, avoids remaining the sample of disturbing next time. On the other hand, according to the physicochemical properties of the substances and volatile gas components in the concentrated solution, the compressed air can also be replaced by nitrogen, so that the sampling process has better safety and stability.
(5) Simple structure, low manufacturing cost, convenient operation and suitability for popularization and use.
Additional features and advantages of the utility model will be set forth 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 accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic structural diagram of a sampling device of a triazole waste water evaporator according to the utility model.
In the figure: 1. a sampling tank; 2. a vacuum line; 3. a vacuum connection valve; 4. a two-effect separator; 5. breaking an empty pipe; 6. a vacuum breaking valve; 7. a feed pipe; 8. evaporating the kettle; 9. a sight glass; 10. a feed valve; 11. a sampling tube; 12. a sampling valve; 13. a first effect separator; 14. a compressed gas (air or nitrogen) buffer tank.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Fig. 1 is a schematic structural view of a sampling device of a triazole-based wastewater evaporator according to the present invention, and as shown in fig. 1, the sampling device of the triazole-based wastewater evaporator of the present invention comprises: a sampling tank 1, a vacuum pipeline 2, a vacuum connecting valve 3, a two-effect separator 4, an emptying pipe 5, an emptying valve 6, a feeding pipe 7, an evaporation kettle 8, a sight glass 9, a feeding valve 10, a sampling pipe 11, a sampling valve 12, a one-effect separator 13 and a compressed gas buffer tank 14, wherein,
a vacuum pipeline 2 is arranged above the sampling tank 1, a vacuum connecting valve 3 is arranged on the vacuum pipeline, and the vacuum pipeline is connected with a two-effect separator (a gas phase end) 4.
The sampling tank 1 is also provided with an air breaking pipe 5, the air breaking pipe 5 is provided with an air breaking valve 6, and the other end of the air breaking pipe 5 is connected with a compressed gas buffer tank 14.
The bottom of the sampling tank 1 is provided with a feeding pipe 7, the feeding pipe 7 is connected with an evaporation kettle 8, and a feeding pipe opening entering the evaporation kettle 8 ensures that the concentrated solution still goes deep into the evaporation kettle 8 when evaporation is finished.
A sight glass 9 is arranged on the feeding pipe 7 between the sampling tank 1 and the evaporation kettle 8, and a feeding valve 10 is arranged below the sight glass 9.
A three-way sampling tube 11 is arranged between the sight glass 9 and the feed valve 10, and a sampling valve 12 is arranged on the three-way sampling tube 11.
The evaporator 8 is also connected with a first-effect separator (gas phase end) 13 through a pipeline, and the pipeline is provided with a regulating valve.
In the embodiment of the utility model, the sampling tank 1 can be made of PPH material, and the accessory connecting pipe fitting can be made of PPH material.
The utility model relates to sampling equipment of a triazole waste water evaporation kettle, which has the following two using methods:
1) after the high-efficiency evaporation system normally operates, the vacuum degree from the two-effect separator 4 to the one-effect separator 13 and the evaporation kettle 8 show a gradient trend from high to low, and the vacuum degree is normally-0.093 Mpa, -0.086Mpa and-0.075 Mpa in sequence. Therefore, according to the pressure difference, in order to conveniently observe the state of the evaporation material and detect the solid concentration of the evaporation material, the vacuum connecting valve 3 and the feeding valve 10 are firstly opened, and the material can be seen to be sucked into the sampling tank 1 through the sight glass 9 due to the pressure difference. After a sufficient amount of material is obtained, the feed valve 10 and the vacuum connection valve 3 are closed, the vacuum breaker 6 is opened slowly until the sampling system reaches the normal pressure state, and then the sampling valve 12 is opened, and the material is completely taken out from the sampling pipe 11 due to the action of the compressed gas. And after sampling is finished, closing the sampling valve 12 and the emptying valve 6 for next sampling. The whole sampling process can be carried out under a closed condition, the operation is very convenient and safe, and the hidden danger of environmental pollution does not exist.
2) After the high-efficiency evaporation system normally operates, the vacuum degree from the two-effect separator 4 to the one-effect separator 13 and the evaporation kettle 8 show a gradient trend from high to low, and the vacuum degree is normally-0.093 Mpa, -0.086Mpa and-0.075 Mpa in sequence. Therefore, according to the pressure difference, in order to conveniently observe the state of the evaporation material and detect the solid concentration of the evaporation material, the vacuum connecting valve 3 and the feeding valve 10 are firstly opened, and the material can be seen to be sucked into the sampling tank 1 through the sight glass 9 due to the pressure difference. After a sufficient amount of material is obtained, the feeding valve 10 and the vacuum connecting valve 3 are closed, the vacuum breaking valve 6 is opened slowly until the sampling system reaches the normal pressure state, then the sampling valve 12 is opened, and the material is taken out from the sampling pipe 11. After sampling, the sampling valve 12 is closed, the feed valve 10 is opened, the large air-break valve 6 is opened, and the residual material in the sampler is blown back to the evaporation kettle 8 by the compressed air (or nitrogen). And finally, closing the air breaking valve 6 and the feeding valve 10 for next sampling. The whole sampling process can be carried out under a closed condition, the operation is very convenient and safe, and the hidden danger of environmental pollution does not exist.
Compared with the original sampling mode, the sampling device of the triazole waste water evaporation kettle can be used for online sampling in the triazole process waste water evaporation treatment, can be matched with the process control of efficiently evaporating and recovering byproduct salt, and improves the economic and environmental benefits.
Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A sampling device of a triazole waste water evaporation kettle is characterized by comprising a sampling tank, a first-effect separator, a second-effect separator, an evaporation kettle and a compressed gas buffer tank, wherein,
the sampling tank is connected with the evaporation kettle through a feeding pipe, connected with the compressed gas buffer tank through a blank pipe and connected with the two-effect separator through a vacuum pipeline;
the evaporation kettle is connected with the primary effect separator through a pipeline.
2. The sampling device of the triazole-based wastewater evaporator according to claim 1,
and the feed pipe is also provided with a viewing mirror and a feed valve.
3. The sampling device of the triazole-based wastewater evaporator according to claim 2,
a three-way sampling tube is also arranged on the feeding tube between the sight glass and the feeding valve;
and a sampling valve is also arranged on the three-way sampling pipe branch.
4. The sampling device of the triazole-based wastewater evaporator according to claim 1,
and a vacuum connecting valve is also arranged on the vacuum pipeline between the sampling tank and the two-effect separator.
5. The sampling device of the triazole-based wastewater evaporator according to claim 1,
and a regulating valve is also arranged on a pipeline between the evaporation kettle and the first-effect separator.
6. The sampling device of the triazole-based wastewater evaporator as claimed in claim 1, wherein the compressed gas buffer tank is a compressed air buffer tank or a compressed nitrogen buffer tank.
7. The sampling device of the triazole-based wastewater evaporator as claimed in claim 1, wherein the feeding pipe, the vacuum breaking pipe, and the vacuum pipe are PPH pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344093.1U CN215574002U (en) | 2021-06-16 | 2021-06-16 | Sampling equipment of triazole waste water evaporation cauldron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344093.1U CN215574002U (en) | 2021-06-16 | 2021-06-16 | Sampling equipment of triazole waste water evaporation cauldron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215574002U true CN215574002U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121344093.1U Active CN215574002U (en) | 2021-06-16 | 2021-06-16 | Sampling equipment of triazole waste water evaporation cauldron |
Country Status (1)
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| CN (1) | CN215574002U (en) |
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2021
- 2021-06-16 CN CN202121344093.1U patent/CN215574002U/en active Active
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