CN107192580B - Sampling device for reaction vessel by pumping circulation method - Google Patents
Sampling device for reaction vessel by pumping circulation method Download PDFInfo
- Publication number
- CN107192580B CN107192580B CN201710357025.0A CN201710357025A CN107192580B CN 107192580 B CN107192580 B CN 107192580B CN 201710357025 A CN201710357025 A CN 201710357025A CN 107192580 B CN107192580 B CN 107192580B
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- sampling
- way joint
- control valve
- joint
- reaction vessel
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- 238000005070 sampling Methods 0.000 title claims abstract description 65
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005086 pumping Methods 0.000 title abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 231100000331 toxic Toxicity 0.000 abstract description 2
- 230000002588 toxic effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a sampling device for a reaction vessel by a pumping circulation method, which is arranged on the reaction vessel and comprises the following components: the device comprises a pipe joint, a first three-way joint and a main control valve, wherein the first three-way joint is arranged on the pipe joint, a sampling pipe extending into a reaction container is arranged at the tail end of the first three-way joint, a second three-way joint is arranged on the main control valve, an observation window is connected to the second three-way joint, a sampling control valve is arranged on the side face of the second three-way joint in a connecting mode, a multi-way joint is arranged on the observation window, a circulating pump is arranged on the multi-way joint, a discharge pipeline is arranged between an outlet of the circulating pump and the first three-way joint, and a sampling bottle is arranged at the tail end of the sampling control valve. In the way, the sampling device for the pumping circulation method of the reaction vessel is used for safely, representatively and totally-closed sampling of corrosive or toxic media from the reaction vessel or a storage tank.
Description
Technical Field
The invention relates to the field of reaction vessel sampling, in particular to a sampling device for a reaction vessel by a pumping circulation method.
Background
In order to test the reaction effect or monitor the reaction process, the normal pressure or pressure reaction kettle has sampling procedures and requirements in normal use, and at present, the industry adopts sampling modes such as kettle wall opening, kettle bottom opening or kettle cover opening hanging and taking.
The sampling methods have the problems that sampling is not representative, the reaction process needs to be stopped, the operation process is complex, the defects of contact or respiratory pollution and the like are easy to operators, the health of the operators is influenced, and the structure needs to be improved.
Disclosure of Invention
The invention mainly solves the technical problem of providing a sampling device for a reaction vessel by a pumping circulation method, which is used for carrying out closed circulation on a liquid medium from the inside of a kettle to the outside of the kettle so as to realize safe and pollution-free sampling.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is a sampling device for a reaction vessel by a pumping cycle method, which is installed on a reaction vessel and comprises: the device comprises a pipe joint, a first three-way joint and a main control valve, wherein the pipe joint is arranged on a reaction container, the first three-way joint is arranged on the pipe joint, the main control valve is arranged on the first three-way joint, a sampling pipe extending into the reaction container is arranged at the tail end of the first three-way joint, a second three-way joint is arranged on the main control valve, an observation window is connected to the second three-way joint, a sampling control valve is arranged on the side face of the second three-way joint in a connecting mode, a multi-way joint is arranged on the observation window, a circulating pump is arranged on the multi-way joint, an exhaust pipeline is arranged between an outlet of the circulating pump and the first three-way joint, an inlet pipeline is arranged between one port of the multi-way joint and an inlet of the circulating pump, a nitrogen control valve is arranged at the other port of the multi-way joint, and a sampling bottle is arranged at the tail end of the sampling control valve.
In a preferred embodiment of the invention, the sampling bottle is located below the sampling control valve.
In a preferred embodiment of the invention, a downward directed joint is provided between the sampling control valve and the sampling bottle.
In a preferred embodiment of the present invention, the multi-way joint is a third three-way joint.
In a preferred embodiment of the invention, the discharge line is provided with a circuit control valve.
In a preferred embodiment of the present invention, the sampling tube extends into the reaction vessel through the tube fitting.
The beneficial effects of the invention are as follows: the invention provides a sampling device for a reaction vessel pumping circulation method, which is used for carrying out safe, representative and totally-enclosed sampling on corrosive or toxic media from a reaction vessel or a storage tank, and utilizes the principle of pumping and circulating the liquid media by a circulating pump to realize the circulating flow of forming the liquid media into a kettle and outside the kettle through a plurality of groups of control valves, pipelines and observation windows, thereby realizing safe and pollution-free sampling, avoiding stopping reaction in the sampling process and stopping the process, avoiding sucking and contacting volatile or corrosive media by operators in the whole sampling process, and ensuring the safety of operators.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic structural view of a sampling device for a pumping cycle method of a reaction vessel according to a preferred embodiment of the present invention.
Description of the embodiments
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, an embodiment of the present invention includes:
a reaction vessel pump-around sampling device mounted on a reaction vessel 10, comprising: the liquid medium sampling device comprises a pipe joint 11, a first three-way joint 12 and a main control valve 1, wherein the pipe joint 11 is arranged on a reaction container 10, the first three-way joint 12 is arranged on the pipe joint 11, the main control valve 1 is arranged on the first three-way joint 12, the tail end of the first three-way joint 12 is provided with a sampling pipe 9 extending into the reaction container 10, the sampling pipe 9 penetrates through the pipe joint 11 to extend into the reaction container 10, the bottom of the sampling pipe 9 extends into a medium, the liquid medium is formed into a circulation flow in and out of a kettle, and the safe and pollution-free sampling is realized.
Be provided with second three way connection 13 on the main control valve 1, connect on the second three way connection 13 and be provided with observation window 2, the connection of second three way connection 13 side is provided with sample control valve 7, be provided with the multichannel joint 14 on the observation window 2, the multichannel joint 14 is the third three way connection. The multi-way joint 14 is provided with a circulating pump 5, a discharge pipeline 3 is arranged between an outlet of the circulating pump 5 and the first three-way joint 12, an inlet pipeline 6 is arranged between a port of the multi-way joint 14 and an inlet of the circulating pump 5, and a sampling bottle 8 is arranged at the tail end of the sampling control valve 7. The main control valve 1 and the circulating pump 5 are started, the medium in the reaction vessel 10 is introduced into the observation window 2 by the sampling tube 9, the main control valve 1 and the circulating pump 5 are closed after the liquid level reaches the designated height, the sampling control valve 7 is started, and the medium in the observation window 2 flows into the sampling bottle 8.
The sampling bottle 8 is located the below of sampling control valve 7, makes things convenient for the automatic inflow of medium, be provided with the joint 81 that points to the below between sampling control valve 7 and the sampling bottle 8 and be connected, be favorable to the installation and the dismantlement of sampling bottle 8.
The other port of the multi-way joint 14 is provided with a nitrogen control valve 4, and after sampling is completed, nitrogen is connected into the pipeline by the nitrogen control valve 4 to clean the pipeline.
The discharge pipeline 3 is provided with a loop control valve 31, so that the discharge pipeline 3 is controlled, and the use is more flexible.
In summary, the sampling device for the reaction vessel by the pumping circulation method has the advantages that the reaction is not stopped in the sampling process, the shutdown is not needed, the working efficiency is high, the sampling accuracy is improved, and the operation safety of operators is ensured.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.
Claims (4)
1. A reaction vessel pump-around method sampling device mounted on a reaction vessel, comprising: the device comprises a pipe joint, a first three-way joint and a main control valve, wherein the pipe joint is arranged on a reaction container, the first three-way joint is arranged on the pipe joint, the main control valve is arranged on the first three-way joint, and is characterized in that a sampling pipe extending into the reaction container is arranged at the tail end of the first three-way joint, a second three-way joint is arranged on the main control valve, an observation window is connected to the second three-way joint, a sampling control valve is arranged on the side face of the second three-way joint in a connecting mode, a multi-way joint is arranged on the observation window, a circulating pump is arranged on the multi-way joint, an inlet pipeline is arranged between an outlet of the circulating pump and an inlet of the first three-way joint, a nitrogen control valve is arranged at the other port of the multi-way joint, a sampling bottle is arranged at the tail end of the sampling control valve, and a loop control valve is arranged on the discharging pipeline.
2. The reactor vessel pumparound sampling device of claim 1, wherein the sampling bottle is located below a sampling control valve.
3. The sampling device according to claim 1, wherein a downward-pointing joint is provided between the sampling control valve and the sampling bottle.
4. The reaction vessel pumparound sampling device of claim 1, wherein the multi-way joint is a third three-way joint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710357025.0A CN107192580B (en) | 2017-05-19 | 2017-05-19 | Sampling device for reaction vessel by pumping circulation method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710357025.0A CN107192580B (en) | 2017-05-19 | 2017-05-19 | Sampling device for reaction vessel by pumping circulation method |
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Publication Number | Publication Date |
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CN107192580A CN107192580A (en) | 2017-09-22 |
CN107192580B true CN107192580B (en) | 2023-09-26 |
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CN201710357025.0A Active CN107192580B (en) | 2017-05-19 | 2017-05-19 | Sampling device for reaction vessel by pumping circulation method |
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CN (1) | CN107192580B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112213153A (en) * | 2020-10-30 | 2021-01-12 | 江苏瑞兴环保设备有限公司 | Controllable flow's reation kettle sample thief |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2938060Y (en) * | 2006-08-24 | 2007-08-22 | 宝山钢铁股份有限公司 | Liquid sampler of pressure reaction pot |
CN204188412U (en) * | 2014-09-22 | 2015-03-04 | 英德市雅家涂料有限公司 | A kind ofly carry clean vacuum sampling device |
CN204330402U (en) * | 2014-12-10 | 2015-05-13 | 平顶山市亿鑫达生物能源有限公司 | A kind of reactor sampler |
CN204807351U (en) * | 2015-07-10 | 2015-11-25 | 湖北福尔嘉医药化工有限公司 | Reation kettle sampling device |
CN206161373U (en) * | 2016-10-31 | 2017-05-10 | 佛山市三水大唐树脂有限公司 | Reation kettle vacuum sampler |
CN206906078U (en) * | 2017-05-19 | 2018-01-19 | 常熟市南湖化工设备制造有限责任公司 | A kind of reaction vessel takes out round-robin method sampler |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10246262B4 (en) * | 2002-10-02 | 2004-12-23 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | Device and method for taking liquid samples |
-
2017
- 2017-05-19 CN CN201710357025.0A patent/CN107192580B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2938060Y (en) * | 2006-08-24 | 2007-08-22 | 宝山钢铁股份有限公司 | Liquid sampler of pressure reaction pot |
CN204188412U (en) * | 2014-09-22 | 2015-03-04 | 英德市雅家涂料有限公司 | A kind ofly carry clean vacuum sampling device |
CN204330402U (en) * | 2014-12-10 | 2015-05-13 | 平顶山市亿鑫达生物能源有限公司 | A kind of reactor sampler |
CN204807351U (en) * | 2015-07-10 | 2015-11-25 | 湖北福尔嘉医药化工有限公司 | Reation kettle sampling device |
CN206161373U (en) * | 2016-10-31 | 2017-05-10 | 佛山市三水大唐树脂有限公司 | Reation kettle vacuum sampler |
CN206906078U (en) * | 2017-05-19 | 2018-01-19 | 常熟市南湖化工设备制造有限责任公司 | A kind of reaction vessel takes out round-robin method sampler |
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