CN217016579U - Vacuum decompression reation kettle of convenient sample - Google Patents

Vacuum decompression reation kettle of convenient sample Download PDF

Info

Publication number
CN217016579U
CN217016579U CN202122945950.XU CN202122945950U CN217016579U CN 217016579 U CN217016579 U CN 217016579U CN 202122945950 U CN202122945950 U CN 202122945950U CN 217016579 U CN217016579 U CN 217016579U
Authority
CN
China
Prior art keywords
main body
reaction kettle
vacuum
sampling
kettle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202122945950.XU
Other languages
Chinese (zh)
Inventor
康乃文
陈海刚
康刚
张豫红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Kehongda Chemical Co ltd
Original Assignee
Sichuan Kehongda Group Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Kehongda Group Co ltd filed Critical Sichuan Kehongda Group Co ltd
Priority to CN202122945950.XU priority Critical patent/CN217016579U/en
Application granted granted Critical
Publication of CN217016579U publication Critical patent/CN217016579U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Physical Or Chemical Processes And Apparatus (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

The utility model belongs to the field of chemical reaction devices, and discloses a vacuum decompression reaction kettle convenient for sampling, which comprises a reaction kettle main body, wherein a discharge ball valve is arranged at the bottom end of the reaction kettle main body, a sampling device is arranged at the lower end of the discharge ball valve, the sampling device comprises a sampler main body, the sampler main body is fixedly connected to the discharge ball valve through a flange, a vacuum valve is arranged on the side surface of the sampler main body, and the vacuum valve is electrically connected with a vacuum device; and a sampling discharge valve is arranged under the sampler main body. The sampling device that is equipped with among this device reation kettle is detachable device, and this sampling device is suitable for various pressure relief device, and installs simple structure, does not influence reation kettle vacuum operation, does not have the influence to the material in the reation kettle, and the sample process is high-efficient swift.

Description

Vacuum decompression reation kettle of convenient sample
Technical Field
The utility model belongs to the field of chemical reaction devices, and particularly relates to a vacuum decompression reaction kettle convenient for sampling.
Background
The reduced pressure distillation reaction kettle is a common chemical device and is widely applied to the fields of petroleum cracking, raw material purification, medicine synthesis and the like. Meanwhile, in order to monitor the reaction process, timely sampling is a common operation in the process. If the reaction kettle which is in vacuum operation is sampled, the reaction kettle needs to be recovered to normal pressure, and then the pressure reduction operation is interrupted, and then the discharging and sampling are carried out. This process is cumbersome and requires repeated vacuum operations when operating a large reactor, adding additional energy consumption. In addition, the reaction kettle is in a pause state in the sampling process, so that the operation time is additionally increased, and the reaction efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vacuum decompression reaction kettle for sampling detection under the condition of not interrupting the vacuum operation of the reaction kettle.
In order to achieve the purpose, the utility model provides the following technical scheme:
a vacuum decompression reaction kettle convenient to sample comprises a reaction kettle main body, wherein a discharging ball valve is arranged at the bottom end of the reaction kettle main body, a sampling device is arranged at the lower end of the discharging ball valve, the sampling device comprises a sampler main body, the sampler main body is fixedly connected to the discharging ball valve through a flange, a vacuum valve is arranged on the side surface of the sampler main body, and the vacuum valve is electrically connected with a vacuum device; and a sampling discharge valve is arranged under the sampler main body.
The working principle of the sampling device in the device is as follows: decompression reation kettle pressure is less than air pressure all the time in the reaction sequence, sets up sampling device in the reation kettle bottom after, earlier passes through the mode exhaust air of evacuation with sampler main part itself earlier, reaches the negative pressure state the same with reation kettle, opens reation kettle blowing ball valve after, the material is under the effect of gravity, flows into the sampler, closes reation kettle blowing ball valve, opens the sample blowing valve and obtains treating the sample article promptly. In the whole sampling process, the air pressure state of the reaction kettle is not changed, and the pressure reduction state does not need to be stopped, so that the sampling efficiency and the production efficiency are greatly improved.
Preferably, the sampler main body is provided with a vacuum meter for monitoring the air pressure state of the sampler main body, and when the air pressure in the sampler main body reaches-0.1 Mpa in the sampling and vacuumizing process, the vacuumizing can be stopped for sampling.
Preferably, a stirring paddle is arranged in the reaction kettle main body and used for stirring reaction materials; stirring motor is connected to the stirring rake electricity, stirring motor establishes in reation kettle main part upper end.
Preferably, the reation kettle main part includes the kettle cover, be equipped with charge door and sight glass on the kettle cover respectively, the charge door is used for the input material, the inside reaction phenomenon of reation kettle is convenient for observe by the sight glass.
Preferably, the periphery of the reaction kettle main body is provided with a jacket, the jacket is connected with the heat conduction oil circulation station, the reaction kettle adopts an electric heating mode, and the jacket is arranged for controlling the temperature of the reaction kettle.
Preferably, the vacuum device refers to all devices capable of performing vacuum pumping, such as a vacuum pump.
Preferably, the reaction kettle main body is also provided with a reduced pressure distillation fractionating tower for reduced pressure distillation. The reduced pressure distillation fractionating tower is a device commonly used in the field, and the reduced pressure distillation fractionating tower is matched according to the specification of the reaction kettle.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the sampling device that is equipped with among this device reation kettle is detachable device, and this sampling device is suitable for various pressure relief device, and installs simple structure, does not influence reation kettle vacuum operation, does not have the influence to the material in the reation kettle, and the sample process is high-efficient swift.
(2) The device is characterized in that a sampler is arranged at the lower end of a reaction kettle, and a vacuum valve is used for vacuumizing a sampler main body; after the vacuum valve is closed, the discharging ball valve of the reaction kettle is opened, and the material to be taken flows into the sampler main body under the action of gravity; the discharging ball valve of the reaction kettle is closed, the sampling discharging valve is opened to obtain a sampled product, the whole sampling process does not need to carry out pressure relief and vacuum pumping treatment on the reaction kettle, other interference on the reaction kettle can not be caused, and continuous production operation is guaranteed.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
in the figure: 1-a reaction kettle body; 2-kettle cover; 3-a stirring motor; 4-stirring paddle; 5-a feed inlet; 6-sight glass; 7-jacket; 8-a heat transfer oil circulation station; 9-a discharge ball valve; 10-a flange; 11-a sampler body; 12-a vacuum valve; 13-a sample discharge valve; 14-a vacuum device; 15-distillation under reduced pressure fractionating tower; 16-vacuum gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the utility model provides a vacuum decompression reaction kettle convenient for sampling, which comprises a reaction kettle main body 1, wherein a discharge ball valve 9 is arranged at the bottom end of the reaction kettle main body 1, a sampling device is arranged at the lower end of the discharge ball valve 9, the sampling device comprises a sampler main body 11, the sampler main body 11 is fixedly connected to the discharge ball valve 9 through a flange 10, a vacuum valve 12 is arranged on the side surface of the sampler main body 11, and the vacuum valve 12 is electrically connected with a vacuum device 14; a sampling discharge valve 13 is arranged under the sampler main body 11.
As shown in fig. 1, when the vacuum reduced pressure reaction kettle provided by the utility model is used for sampling, a vacuum device 14 is started, and a vacuum valve 12 is opened to vacuumize a sampler main body 11; after the sampler main body 11 reaches the vacuum level, closing the vacuum valve 12, opening the discharging ball valve 9 of the reaction kettle, and allowing the materials to be taken to flow into the sampler main body 11 from the discharging ball valve 9 at the lower end of the reaction kettle under the action of gravity; after the sampling quantity meets the requirement, the discharging ball valve 9 of the reaction kettle is closed, the sampling discharging valve 13 is opened to obtain the sampled product, the whole project realizes rapid sampling on the premise of not influencing the decompression work of the reaction kettle, and the influence on the whole reaction process is avoided.
Furthermore, the sampler main body 11 is provided with a vacuum gauge for monitoring the air pressure state of the sampler main body, and when the air pressure in the sampler main body reaches-0.1 Mpa in the sampling and vacuumizing process, the vacuumizing can be stopped for sampling.
Further, a stirring paddle 4 is arranged in the reaction kettle main body and used for stirring reaction materials; stirring motor 3 is connected to the stirring rake electricity, and stirring motor 3 is fixed to be established in 1 upper end of reation kettle main part.
Further, the reation kettle main part includes kettle cover 2, be equipped with charge door 5 and sight glass 6 on the kettle cover respectively, charge door 5 is used for the input material, the inside reaction phenomenon of reation kettle is convenient for observe to sight glass 6.
Furthermore, a jacket 7 can be arranged around the main body of the reaction kettle, the jacket 7 is connected with a heat-conducting oil circulating station 8 in the prior art in a connecting mode, the reaction kettle adopts an electric heating mode, and the jacket 7 is arranged for controlling the temperature of the reaction kettle; the connection of the jacket 7 and the reaction kettle adopts the connection technology of the existing heating jacket type reaction kettle without any limitation.
Further, the vacuum device 14 refers to all devices that can perform vacuum pumping, such as a vacuum pump.
Further, the reaction kettle main body is also provided with a reduced pressure distillation fractionating tower 15 for reduced pressure distillation, the reduced pressure distillation fractionating tower is a common device in the field, and the reduced pressure distillation fractionating tower is matched with specifications according to the requirements of the reaction kettle.
Example 2
Preparing erucyl propyl dimethyl tertiary amine by adopting the vacuum decompression reaction kettle of the embodiment 1, putting raw materials of fatty acid and N, N-dimethyl-1, 3-propane diamine into a reaction kettle main body 1 through a feed inlet 5, starting a stirring motor 3 to drive a stirring paddle 4 to rotate, and stirring and reacting the raw materials; meanwhile, a heat conduction oil circulation station 8 is started, the reaction kettle main body 1 is heated to 190 ℃ through a jacket 7 to react, a reduced pressure distillation fractionating tower is started to carry out reduced pressure distillation at the later stage of the reaction, and unreacted N, N-dimethyl-1, 3-propanediamine and byproduct water are separated; after the reaction is carried out for 13 hours, a vacuum device 14 is started, and a vacuum valve 12 is opened to carry out vacuum pumping on the sampler main body 11; after the sampler main body 11 reaches the vacuum level, closing the vacuum valve 12, opening the discharging ball valve 9 of the reaction kettle, and allowing the material to be taken to flow into the sampler main body 11 from the discharging ball valve 9 at the lower end of the reaction kettle under the action of gravity; after the sampling amount meets the requirement, closing the discharging ball valve 9 of the reaction kettle, opening the sampling discharging valve 13 to obtain a sampled product, and detecting the water content in the sample; sampling can be carried out for many times in the reaction process until the product meets the qualified requirements. All do not carry out any processing to reation kettle among the whole reaction sequence, can not interrupt the interior reaction of reation kettle and go on, can realize high-efficient swift sample through this device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a vacuum decompression reation kettle of convenient sample, includes reation kettle main part (1), its characterized in that: the bottom end of the reaction kettle main body (1) is provided with a discharging ball valve (9), the lower end of the discharging ball valve (9) is provided with a sampling device, the sampling device comprises a sampler main body (11), the sampler main body (11) is fixedly connected to the discharging ball valve (9) through a flange (10), a vacuum valve (12) is installed on the side surface of the sampler main body (11), and the vacuum valve (12) is electrically connected with a vacuum device (14); a sampling discharge valve (13) is arranged under the sampler main body (11).
2. The convenient-sampling vacuum decompression reaction kettle according to claim 1, characterized in that: a vacuum meter (16) is arranged on the sampler main body (11).
3. The convenient-sampling vacuum decompression reaction kettle according to claim 1, characterized in that: the improved stirring device is characterized in that a stirring paddle (4) is arranged inside the reaction kettle main body (1), a stirring motor (3) is electrically connected with the stirring paddle (4), and the stirring motor (3) is arranged at the upper end of the reaction kettle main body (1).
4. The convenient-sampling vacuum decompression reaction kettle according to claim 1, characterized in that: the reaction kettle main body (1) comprises a kettle cover (2), and the kettle cover (2) is provided with a feed inlet (5).
5. The vacuum reduced pressure reaction kettle for convenient sampling according to claim 4, is characterized in that: and a sight glass (6) is arranged on the kettle cover (2).
6. The vacuum reduced pressure reaction kettle for convenient sampling according to claim 1, is characterized in that: the periphery of the reaction kettle main body (1) is provided with a jacket (7), and the jacket (7) is connected with a heat conduction oil circulation station (8).
7. The convenient-sampling vacuum decompression reaction kettle according to claim 1, characterized in that: the reaction kettle main body (1) is also provided with a reduced pressure distillation fractionating tower (15).
CN202122945950.XU 2021-11-29 2021-11-29 Vacuum decompression reation kettle of convenient sample Active CN217016579U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122945950.XU CN217016579U (en) 2021-11-29 2021-11-29 Vacuum decompression reation kettle of convenient sample

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122945950.XU CN217016579U (en) 2021-11-29 2021-11-29 Vacuum decompression reation kettle of convenient sample

Publications (1)

Publication Number Publication Date
CN217016579U true CN217016579U (en) 2022-07-22

Family

ID=82440631

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122945950.XU Active CN217016579U (en) 2021-11-29 2021-11-29 Vacuum decompression reation kettle of convenient sample

Country Status (1)

Country Link
CN (1) CN217016579U (en)

Similar Documents

Publication Publication Date Title
CN203219897U (en) Oxygen-free berry crushing tank
CN217016579U (en) Vacuum decompression reation kettle of convenient sample
CN208599696U (en) A kind of reaction unit suitable for being catalyzed reaction
CN205269658U (en) Self -cooling reation kettle
CN210332670U (en) Filter pressing equipment with hydrolysis and washing functions
CN209848871U (en) Improved reaction kettle
CN216630823U (en) Horizontal type reaction kettle for preparing environment-friendly water glass
CN209901264U (en) High-efficient reation kettle of water purification agent
CN202482243U (en) Reaction system for producing caramel pigment
CN202212158U (en) Reaction kettle for pickling high-purity quartz sand
CN215939965U (en) High-efficient chemical reagent auxiliary agent separation and extraction element
CN111876264B (en) System for producing fuel oil by using waste animal and vegetable oil and rapidly reducing acid and sulfur and producing fuel oil in high yield
CN207614827U (en) A kind of multi-functional chemical engineering reaction kettle
CN209715095U (en) A kind of silicone oil cooling device
CN211546438U (en) High-efficient vacuum degassing refining kettle
CN205833149U (en) A kind of reaction unit efficiently synthesizing 2 chlorine 5 5-chloromethyl thiazoles
CN208980736U (en) Reactor tank is used in a kind of processing of citric acid complex enzyme
CN205473736U (en) Gaseous stirring formula fermentation cylinder
CN213222170U (en) Special reation kettle of low-temperature cooling formula pharmacy
CN211566551U (en) Epoxy apparatus for producing
CN209790926U (en) Purification is with quick crystallization kettle
CN209584062U (en) A kind of separating extraction device of hawthorn pectin
CN205313567U (en) Novel fermenting case
CN214681714U (en) Multistage condensation glass transparent glass reation kettle
CN212833554U (en) Production device for n-butyl glycolate

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: No. 17, 2nd Floor, Building A, Building 1, No. 1480 Tianfu Avenue North Section, Chengdu High tech Zone, China (Sichuan) Pilot Free Trade Zone, Chengdu, Sichuan Province, 610000

Patentee after: Chengdu kehongda Chemical Co.,Ltd.

Country or region after: China

Address before: No.2, 6 / F, unit 3, building 8, no.1480, north section of Tianfu Avenue, high tech Zone, Chengdu, Sichuan 610000

Patentee before: Sichuan kehongda Group Co.,Ltd.

Country or region before: China