CN209752898U - Chemical industry reation kettle with pressure release function - Google Patents
Chemical industry reation kettle with pressure release function Download PDFInfo
- Publication number
- CN209752898U CN209752898U CN201920457983.XU CN201920457983U CN209752898U CN 209752898 U CN209752898 U CN 209752898U CN 201920457983 U CN201920457983 U CN 201920457983U CN 209752898 U CN209752898 U CN 209752898U
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- China
- Prior art keywords
- valve
- pressure relief
- pressure release
- reaction kettle
- chemical reaction
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a chemical industry reation kettle with pressure release function, including the cauldron body, accuse temperature jacket and head, there is the downcomer bottom of the cauldron body through bolted connection, there is the pressure regulating pipe top one side of head through bolted connection, and there is the inlet pipe one side of head through bolted connection, there is the relief valve top opposite side of head through bolted connection, and the exhaust end of relief valve is equipped with the buffer shield, there is the block valve bottom of buffer shield through flange joint, and there is the fluid collection tank bottom of block valve through flange joint. The utility model discloses in, can avoid causing the pressure release pipe to block up in smuggleing the pressure release pipe with excessive reactant liquid drop and steam secretly at reation kettle pressure release in-process, guarantee the smooth and easy nature of pressure release, improve reation kettle's security, after the pressure release, can close the valve, open the flowing back valve and carry out the flowing back, avoid solution extravagant, the improvement reaction solution's that can show mixed stirring effect for reaction process.
Description
Technical Field
The utility model relates to a chemical industry technical field especially relates to a chemical industry reation kettle with pressure release function.
Background
the reaction kettle is widely applied to the production process of intermediates such as petroleum, chemical engineering, medicines, pesticides, dyes, foods and the like, and the research of scientific research and test projects, and is used for completing various chemical reactions, the crystallization of products, the distillation and other technological processes. Most of the existing reactors only have the upper cover provided with the explosion-proof membrane, and because the pressure generated by overheating exceeds the bearing capacity of the explosion-proof membrane, the generated material steam can be discharged through a pipeline provided with the explosion-proof membrane, enters a pressure relief main pipe to purify discharged gas, and the harm to equipment and the environment is avoided.
By retrieval, the Chinese publication (announcement) number: the patent of CN 208066364U discloses a reaction kettle with an automatic pressure relief device, wherein a stirring shaft is arranged in the reaction kettle, stirring blades are fixedly arranged on the stirring shaft, the top of the stirring shaft is connected with a stirring motor, and the stirring motor drives the stirring blades through the stirring shaft to uniformly mix materials; a gas emptying pipe is connected above the reaction kettle; carry out the pressure release through the mode of blowing in the above-mentioned patent, avoided discharging into the danger that aerial material gas produced the secondary accident, however, at carminative in-process, can smuggle many reactant steam secretly to the pressure release pipe in, solution condenses in the pressure release pipeline, causes the pressure release pipe easily and blocks up, causes the not smooth problem of pressure release.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a chemical reaction kettle with a pressure relief function.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A chemical reaction kettle with pressure relief function comprises a kettle body, a temperature control jacket and an end enclosure, wherein the bottom of the kettle body is connected with a liquid discharge pipe through a bolt, one side of the top of the end enclosure is connected with a pressure adjusting pipe through a bolt, one side of the seal head is connected with a feed pipe through a bolt, the other side of the top of the seal head is connected with a safety valve through a bolt, and the exhaust end of the safety valve is provided with a buffer cover, the bottom of the buffer cover is connected with a cut-off valve through a flange, the bottom of the block valve is connected with a liquid collecting tank through a flange, the inner wall of the top of the buffer cover is connected with catching plates with arc structures distributed at equal intervals through bolts, the center of the top of the seal head is connected with a driving motor through bolts, and the end part of an output shaft of the driving motor is connected with a rotating rod through a coupler, and the bottoms of the two sides of the rotating rod are connected with two stirring rods with triangular cross sections through bolts.
Preferably, both ends of the buffer cover are connected with valves through flanges, and the other end of one valve is communicated with the safety valve through a pipeline.
Preferably, the bottom of the liquid collecting tank is connected with a liquid discharge valve through a flange.
Preferably, the inner bottom end of the buffer cover is connected with a retaining screen plate of an arc-shaped structure through a bolt, and a gap is reserved between the inner arc surface of the retaining screen plate and the bottom end of the retaining plate.
Preferably, the circumference outer wall of dwang cup joints the paddle of stirring and stirs the paddle down that distributes from top to bottom.
preferably, the top and the bottom of the stirring rod are provided with flow grooves which are obliquely arranged.
Preferably, the inner wall of the flow groove is provided with drainage grooves distributed in an annular array.
The utility model has the advantages that:
1. The utility model provides a chemical industry reation kettle, when chemical industry reation kettle normally worked, close the flowing back valve, open cut-off valve and valve, when reation kettle superpressure, gas pressure backs down the relief valve and enters the inside of pressure release house steward through the buffer shield, carry out the pressure release work with reation kettle, superpressure air current when entering the buffer shield, there is the pipeline to become the cover body and reduce the pressure release gas velocity of flow, when the superpressure air current that smugglies with a large amount of steam and liquid droplet is in the entrapment board of arc structure, because the cambered surface is towards the collection liquid jar in the entrapment board, change superpressure air current flow direction downwards, liquid droplet and steam hit and beat on the entrapment board upper portion and be held back, fall into in the collection liquid jar, simultaneously, the inside of arc structure's interception otter board of buffer shield is installed to the buffer shield, and the surface of interception otter board is equipped with the hole that the cross section is, the pressure relief pipe can be prevented from being blocked due to the fact that excessive reactant liquid drops and steam are carried into the pressure relief pipe in the pressure relief process of the reaction kettle, the smoothness of pressure relief is guaranteed, the safety of the reaction kettle is improved, after the pressure relief is finished, the valve can be closed, the liquid drainage valve is opened to drain liquid, and waste of solution is avoided;
2. The utility model provides a chemical industry reation kettle, the internally mounted of the cauldron body has dwang and stirring pole through the driving motor drive, when the reaction goes on, can stir reaction solution through rotatory stirring pole, the upper stirring paddle that distributes from top to bottom and lower stirring paddle have been cup jointed at the circumference outer wall of dwang, and the upper stirring paddle is inside the heliciform distribution with lower stirring paddle, the direction of rotation of upper stirring paddle is opposite with lower stirring paddle, the upper stirring paddle pushes away the solution of top downwards when rotating, the lower stirring paddle pushes away the solution of below upwards, the mixed stirring effect of improvement reaction solution that can show, accelerate the reaction process;
3. the utility model provides a chemical industry reation kettle, the top and the bottom of stirring rod all are equipped with the flowing groove that the slope set up, and the slope opposite direction between two adjacent flowing grooves, the inner wall of flowing groove is equipped with the drainage recess that the annular array distributes, and the drainage recess is the heliciform and distributes, the stirring rod is at rotatory stirring in-process, reaction solution is when flowing groove and drainage recess, can produce many opposite direction's little solution vortex at the internal portion of cauldron, accelerate mixing and reaction between the solution, the effect of further improvement mixing stirring, shorten reaction time, improve reaction quality.
drawings
Fig. 1 is a schematic cross-sectional structural view of a chemical reaction kettle with a pressure relief function according to the present invention;
Fig. 2 is a schematic structural view of a buffer cover of a chemical reaction kettle with a pressure relief function according to the present invention;
Fig. 3 is the enlarged schematic structural diagram of part a of a chemical reaction kettle with pressure relief function according to the present invention.
in the figure: the device comprises a liquid feeding pipe 1, a temperature control jacket 2, a kettle body 3, a stirring rod 4, a feeding pipe 5, a sealing head 6, a pressure regulating pipe 7, a driving motor 8, a buffer cover 9, a liquid collecting tank 10, a stirring paddle 11, a rotating rod 12, a stirring paddle 13, a flow groove 14, a drainage groove 15, a safety valve 16, a valve 17, a liquid discharge valve 18, a cut-off valve 19, a collecting plate 20 and a collecting screen plate 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a chemical reaction kettle with pressure relief function comprises a kettle body 3, a temperature control jacket 2 and an end enclosure 6, wherein the temperature control jacket 2 is sleeved at the bottom end of the outer side of the kettle body 3, the end enclosure 6 is installed above the kettle body 3 through bolts, the bottom of the kettle body 3 is connected with a liquid descending pipe 1 through bolts, one side of the top of the end enclosure 6 is connected with a pressure adjusting pipe 7 through bolts, one side of the end enclosure 6 is connected with a material inlet pipe 5 through bolts, the other side of the top of the end enclosure 6 is connected with a safety valve 16 through bolts, the exhaust end of the safety valve 16 is provided with a buffer cover 9, the bottom of the buffer cover 9 is connected with a cut-off valve 19 through flanges, the bottom of the cut-off valve 19 is connected with a liquid collecting tank 10 through flanges, one side of the liquid collecting tank 10 is firmly connected with the end enclosure 6 through, and the inner arc surface of the trapping plate 20 faces the liquid collecting tank 10, the top center of the seal head 6 is connected with a driving motor 8 through a bolt, the end part of an output shaft of the driving motor 8 is connected with a vertically arranged rotating rod 12 through a coupler, the rotating rod 12 extends to the inside of the kettle body 3, and the bottoms of the two sides of the rotating rod 12 are connected with two stirring rods 4 with triangular cross sections through bolts.
In the utility model, two ends of the buffer cover 9 are connected with valves 17 through flanges, and the other end of one valve 17 is communicated with the safety valve 16 through a pipeline, and the other end of the other valve 17 is communicated with the pressure relief header pipe through a pipeline;
The bottom of the liquid collecting tank 10 is connected with a liquid discharge valve 18 through a flange, and the other end of the liquid discharge valve 18 is communicated with the inside of the seal head 6 through a pipeline;
The inner bottom end of the buffer cover 9 is connected with an interception otter board 21 with an arc structure through bolts, a gap is reserved between the inner arc surface of the interception otter board 21 and the bottom end of the entrapment plate 20, and a hole with an inverted trapezoid-shaped cross section is arranged on the surface of the interception otter board 21;
An upper stirring paddle 11 and a lower stirring paddle 13 which are distributed up and down are sleeved on the circumferential outer wall of the rotating rod 12, the inner parts of the upper stirring paddle 11 and the lower stirring paddle 13 are both distributed in a spiral shape, and the rotating directions of the upper stirring paddle 11 and the lower stirring paddle 13 are opposite;
The top and the bottom of stirring rod 4 all are equipped with the flowing groove 14 that the slope set up, and the slope opposite direction between two adjacent flowing grooves 14, and the inner wall of flowing groove 14 is equipped with the drainage groove 15 that the annular array distributes, and drainage groove 15 is the heliciform and distributes.
The working principle is as follows: in the idle position of the device, the driving motor 8, the adaptive controller and the power supply are connected through leads, the specific connection means refers to the following working principle that the electric connection is completed among all the electric devices in sequence, the detailed connection means is a known technology in the field, the working principle and the process are mainly described below, no description is made on the electric control, when the chemical reaction kettle normally works, the liquid discharge valve 18 is closed, the cut-off valve 19 and the valve 17 are opened, when the reaction kettle has overpressure, the gas pressure pushes the safety valve 16 to enter the pressure relief header pipe through the buffer cover 9, the reaction kettle carries out pressure relief work, when the overpressure gas flow enters the buffer cover 9, a pipeline is changed into a cover body to reduce the flow rate of the pressure relief gas, when the overpressure gas flow carrying a large amount of steam and liquid drops passes through the capture plate 20 with an arc structure, because the inner arc surface of the capture plate 20 faces the liquid collection tank 10, the flow direction of overpressure airflow is changed downwards, liquid drops and steam are hit on the trapping plate 20 and are trapped and fall into the liquid collecting tank 10, meanwhile, the trapping screen plate 21 with an arc-shaped structure is installed inside the buffer cover 9, holes with inverted trapezoid-shaped cross sections are formed in the surface of the trapping screen plate 21, the amount of solution entering the pressure relief pipe can be further reduced through the funnel-shaped holes, the pressure relief pipe can be prevented from being blocked due to the fact that excessive reactant liquid drops and steam are carried into the pressure relief pipe in the pressure relief process of the reaction kettle, the smoothness of pressure relief is guaranteed, the safety of the reaction kettle is improved, after the pressure relief is finished, the valve 17 can be closed, the liquid discharge valve 18 is opened to discharge liquid, and waste of the solution is avoided;
The inside of the kettle body 3 is provided with a rotating rod 12 and a stirring rod 4 which are driven by a driving motor 8, when the reaction is carried out, the reaction solution can be stirred by the rotating stirring rod 4, the upper stirring paddle 11 and the lower stirring paddle 13 which are distributed up and down are sleeved on the outer wall of the circumference of the rotating rod 12, the inner parts of the upper stirring paddle 11 and the lower stirring paddle 13 are distributed spirally, the rotating directions of the upper stirring paddle 11 and the lower stirring paddle 13 are opposite, the upper stirring paddle 11 pushes the solution above downwards when rotating, the lower stirring paddle 13 pushes the solution below upwards, the mixing and stirring effect of the reaction solution can be obviously improved, the reaction process is accelerated, the top and the bottom of the stirring rod 4 are both provided with flow grooves 14 which are obliquely arranged, the oblique directions between two adjacent flow grooves 14 are opposite, the inner walls of the flow grooves 14 are provided with drainage grooves 15 which are distributed in an annular array, and drainage groove 15 is the heliciform and distributes, and stirring rod 4 is at rotatory stirring in-process, and reaction solution can produce many opposite direction's little solution vortex at the internal portion of cauldron when flowing groove 14 and drainage groove 15 for the mixing and the reaction between the solution, further improvement mix the effect of stirring, shorten reaction time, improve reaction quality.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A chemical reaction kettle with a pressure relief function comprises a kettle body (3), a temperature control jacket (2) and a seal head (6), wherein the bottom of the kettle body (3) is connected with a liquid outlet pipe (1) through a bolt, one side of the top of the seal head (6) is connected with a pressure adjusting pipe (7) through a bolt, one side of the seal head (6) is connected with a feed pipe (5) through a bolt, the chemical reaction kettle is characterized in that the other side of the top of the seal head (6) is connected with a safety valve (16) through a bolt, the exhaust end of the safety valve (16) is provided with a buffer cover (9), the bottom of the buffer cover (9) is connected with a cut-off valve (19) through a flange, the bottom of the cut-off valve (19) is connected with a liquid collecting tank (10) through a flange, the inner wall of the top of the buffer cover (9) is connected with catching plates (20) with arc structures distributed, and the output shaft end part of the driving motor (8) is connected with a rotating rod (12) through a coupler, and the bottoms of the two sides of the rotating rod (12) are connected with two stirring rods (4) with cross sections in triangular structures through bolts.
2. The chemical reaction kettle with the pressure relief function according to claim 1, wherein valves (17) are connected to both ends of the buffer cover (9) through flanges, and the other end of one valve (17) is communicated with the safety valve (16) through a pipeline.
3. The chemical reaction kettle with the pressure relief function according to claim 1, wherein a drain valve (18) is connected to the bottom of the liquid collection tank (10) through a flange.
4. the chemical reaction kettle with the pressure relief function according to claim 3, wherein the inner bottom end of the buffer cover (9) is connected with an interception screen plate (21) with an arc structure through a bolt, and a gap is reserved between the inner arc surface of the interception screen plate (21) and the bottom end of the interception plate (20).
5. the chemical reaction kettle with the pressure relief function according to claim 4, wherein the circumferential outer wall of the rotating rod (12) is sleeved with an upper stirring paddle (11) and a lower stirring paddle (13) which are distributed up and down.
6. the chemical reaction kettle with the pressure relief function according to claim 5, wherein the stirring rod (4) is provided with a flow groove (14) at the top and the bottom in an inclined manner.
7. The chemical reaction kettle with the pressure relief function according to claim 6, wherein the inner wall of the flow groove (14) is provided with drainage grooves (15) distributed in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920457983.XU CN209752898U (en) | 2019-04-08 | 2019-04-08 | Chemical industry reation kettle with pressure release function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920457983.XU CN209752898U (en) | 2019-04-08 | 2019-04-08 | Chemical industry reation kettle with pressure release function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209752898U true CN209752898U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920457983.XU Expired - Fee Related CN209752898U (en) | 2019-04-08 | 2019-04-08 | Chemical industry reation kettle with pressure release function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209752898U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368804A (en) * | 2021-06-15 | 2021-09-10 | 扬州科博新材料有限公司 | Polyethylene wax powder reaction kettle |
| CN114682164A (en) * | 2022-06-02 | 2022-07-01 | 山东彩客新材料有限公司 | Jet flow hydrogenation reactor |
-
2019
- 2019-04-08 CN CN201920457983.XU patent/CN209752898U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368804A (en) * | 2021-06-15 | 2021-09-10 | 扬州科博新材料有限公司 | Polyethylene wax powder reaction kettle |
| CN114682164A (en) * | 2022-06-02 | 2022-07-01 | 山东彩客新材料有限公司 | Jet flow hydrogenation reactor |
| CN114682164B (en) * | 2022-06-02 | 2022-08-09 | 山东彩客新材料有限公司 | Jet flow hydrogenation reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |