CN212882426U - Pressure relief device for interlayer of reaction kettle - Google Patents
Pressure relief device for interlayer of reaction kettle Download PDFInfo
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- CN212882426U CN212882426U CN202021361311.8U CN202021361311U CN212882426U CN 212882426 U CN212882426 U CN 212882426U CN 202021361311 U CN202021361311 U CN 202021361311U CN 212882426 U CN212882426 U CN 212882426U
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- pressure relief
- reaction kettle
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- relief device
- stirring
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Abstract
The utility model discloses a reaction kettle interlayer pressure relief device, which relates to the field of chemical equipment and comprises a kettle body, a stirring part and a U-shaped interlayer wrapping the outside of the kettle body; the kettle body is provided with a top cover body and a bottom material discharge hole, and the cover body is provided with an opening matched with the stirring part and another material feed hole; the stirring part comprises a stirring motor, and the stirring motor is connected with a stirring shaft and blades through an opening of the cover body and is used for stirring materials in the reaction kettle; have coolant liquid feed inlet and coolant liquid discharge gate on the U type intermediate layer outer wall, bottom coolant liquid discharge opening and pressure release mouth when the intraformational pressure increase of U type intermediate layer, carry the buffer tank with the coolant liquid through the relief valve in, reach the purpose of pressure release to guarantee reation kettle's safety.
Description
Technical Field
The utility model relates to a chemical industry equipment technical field especially relates to a be applied to interbedded pressure relief device of reation kettle.
Background
Nowadays, the chemical industry is more and more developed, and a reaction kettle is one of production equipment commonly used in the field of chemical production. The reaction kettle is a pressure container which has a physical or chemical reaction container, realizes the heating, evaporation, cooling and low-speed mixing functions required by the process through the structural design and parameter configuration of the container, and is widely applied to industries such as petroleum, chemical engineering, rubber, pesticides, dyes, medicines and food, and the like to finish the technological processes such as vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation and the like.
Cooling is one of the important steps in some physical and chemical reaction processes, and cooling with cooling water as a coolant is the most common method in the prior art. However, the process has large water consumption and higher cost, and the cooling water can not be recycled, so that the production requirements of energy conservation and environmental protection can not be realized. Simultaneously in reation kettle the temperature of liquid phase is too high, when the solution volume is big, when letting in the cooling water, the cooling water absorptive heat is too big, often can the boiling gasify even, easily causes a large amount of vapor in the cooling water pipeline, a large amount of vapor if too much not discharge in time, easily cause the pipeline to break, damage equipment on the one hand, influenced going on smoothly of reaction, the cooling water that on the other hand spilled over can also cause the waste of water resource, and the cooling effect is not good moreover.
In some application sites, heat conduction oil is used for replacing cooling water, but the hidden danger that pipelines are damaged due to the fact that oil temperature rises rapidly, volume expansion and pressure increase still exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reation kettle intermediate layer pressure relief device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reation kettle intermediate layer pressure relief device, includes the cauldron body and stirring portion to and form the U type intermediate layer that holds the coolant liquid by cauldron external wall and outer wall parcel, the internal portion of cauldron has cavity cauldron chamber, and there is the material discharge gate cauldron body bottom, and cauldron body top is equipped with the lid, and lid center department is equipped with the material feed inlet on opening and next door, stirring portion includes agitator motor, agitator motor is fixed in the opening top of lid, and agitator motor's rotation axis is connected with the (mixing) shaft that stretches to the cauldron intracavity through the opening, and the (mixing) shaft is close to cauldron chamber bottom one end and installs stirring vane.
A cooling liquid feeding hole is formed below one side of the outer wall and is connected with a feeding pump and a feeding valve through a pipeline; and the other side opposite to the cooling liquid feeding hole and the upper part of the outer wall are provided with a cooling liquid discharging hole which is connected with a discharging valve through a pipeline.
The outer wall is close to the top and has the pressure release mouth in the top of coolant liquid discharge gate, the pressure release mouth passes through pipe connection relief valve and buffer tank.
Preferably, the pressure relief valve is a solenoid valve.
Preferably, a pressure sensor is connected to the outer wall. The pressure sensor is connected with the pressure release valve through a lead.
Preferably, the bottom of the outer wall is provided with a cooling liquid discharge opening.
Preferably, the cooling liquid is cooling water or heat conducting oil.
Preferably, the stirring blades are 2 or more blades with paddle type or arc-shaped surfaces and are uniformly distributed around the stirring shaft.
Compared with the prior art, the beneficial effects of the utility model are that: through the use of the emergency pressure relief device, the damage to equipment caused by the fact that the pressure is increased beyond the upper limit in the cooling process of the reaction kettle can be effectively avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the cover body of the present invention.
Fig. 3 is a top view of the present invention.
In the figure: 1. a kettle body; 2. a stirring section; 3. a U-shaped interlayer; 11. a kettle cavity; 12. a cover body; 13. a material outlet; 21. a stirring motor; 22. a stirring shaft; 23. a stirring blade; 31. an outer wall; 32. a coolant feed port; 321. a feed pump; 322. a feed valve; 33. a cooling liquid discharge port; 331. a discharge valve; 34. a pressure relief port; 341. a pressure relief valve; 342. a buffer tank; 35. a pressure sensor; 36. a coolant discharge port.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiments of the present invention is described below clearly and completely with reference to the accompanying drawings and the specific embodiments.
Referring to fig. 1-3, fig. 1 is a schematic view of a pressure relief device for an interlayer of a reaction kettle according to an embodiment of the present invention; FIG. 2 is a schematic view of a reactor lid; fig. 3 is a top view of a pressure relief device for an interlayer of a reaction kettle according to an embodiment of the present invention.
The utility model provides a reation kettle intermediate layer pressure relief device, including the cauldron body 1 and stirring portion 2 to and be located the external portion of cauldron U type intermediate layer 3.
A hollow cavity kettle cavity 11 is formed in the kettle body 1, a cover body 12 is arranged at the top of the kettle body, and an opening 121 is formed in the center of the cover body 12.
Stirring portion 2 includes agitator motor 21, agitator motor 21 is fixed in the opening 121 top of lid 12, and agitator motor 21's rotation axis is connected with through opening 121 and stretches to the (mixing) shaft 22 in the cauldron chamber 11, and (mixing) shaft 22 is close to cauldron chamber 11 bottom and installs stirring vane 23, and stirring vane can stir the material in the cauldron chamber 11 under agitator motor 21's drive.
The stirring blades 23 may be provided with 2 or more identical paddle-type or arc-shaped blades, evenly distributed around the stirring shaft.
The cover 12 is further provided with a material inlet 122, and the material inlet 122 can be manually fed or directly connected with a feeding pipeline for automatic feeding.
The bottom of the kettle body 1 is provided with a material discharge port 13, the material discharge port 13 is connected with a discharge pipeline, and the reacted material is conveyed to the next process point through the discharge pipeline.
The outside of cauldron body 1 is provided with the U type intermediate layer 3 of the parcel cauldron body, and U type intermediate layer 3 is formed by the outer wall parcel of outer wall 31 and cauldron body 1, and the below of outer wall 31 one side is provided with coolant liquid feed inlet 32. The cooling liquid feed inlet 32 is connected with a feed pipeline, a cooling liquid feed pump 321 is installed on the feed pipeline, and a feed valve 322 is arranged at the outlet of the feed pump, so that the liquid inlet amount of the cooling liquid can be controlled. And a cooling liquid outlet 33 is arranged on the other side opposite to the cooling liquid inlet 32 and close to the upper part of the outer wall 31, the cooling liquid outlet 33 is connected with a discharging pipeline, and a discharging valve 331 is arranged on the discharging pipeline to control the discharging amount of the cooling liquid. The output cooling liquid contains a large amount of heat, and can enter a cooling liquid recycling system and be conveyed to a process point needing temperature tracing or heating, so that the energy loss can be saved.
Above at coolant liquid discharge gate 33, be close to the top position of outer wall 31, be provided with emergent pressure release mouth 34, emergent pressure release pipeline is connected to emergent pressure release mouth 34, be provided with emergent relief valve 341 on the pressure release pipeline, emergent buffer tank 342 of pressure release pipe connection, coolant liquid in U type intermediate layer 3 is because of the absorbed heat, the temperature rises, and the volume increase leads to the pressure increase in U type intermediate layer 3, when the pressure value surpassed the specified value, open emergent relief valve 341, the coolant liquid flows into emergent buffer tank 342 through emergent pressure release pipeline, thereby make the pressure value in the U type intermediate layer 3 reduce below the safe value, guarantee reation kettle's safety.
Furthermore, the emergency relief valve 341 can be replaced by an electromagnetic valve, the outer wall 31 is connected with the pressure sensor 35, the pressure sensor 35 is connected to the emergency relief valve 341 through a lead, the pressure sensor 35 is provided with an alarm lower limit and an alarm upper limit, when the pressure in the U-shaped interlayer 3 reaches the alarm upper limit, the pressure sensor 35 gives an alarm signal to the emergency relief valve 341, the emergency relief valve 341 is automatically opened, the cooling liquid flows into the emergency buffer tank 342, when the pressure in the U-shaped interlayer 3 falls to the alarm lower limit, the pressure sensor 35 gives the alarm signal to the emergency relief valve 341 again, the emergency relief valve 341 is automatically closed, and the system continues to operate.
The bottom of the outer wall 31 is provided with a cooling liquid discharge opening 36, and when the U-shaped interlayer 3 needs to be emptied and maintained, the cooling liquid can be emptied through the cooling liquid discharge opening 36.
Further, the cooling liquid may use cooling water or heat transfer oil.
While embodiments of the invention have been illustrated and described, it is to be understood that the embodiments described are only some embodiments of the invention and not all embodiments. Based on the embodiments of the present invention, it can be understood to those skilled in the art that all other embodiments obtained by making various changes, modifications, substitutions and variations to the embodiments without any creative work without departing from the principles and spirit of the present invention belong to the protection scope of the present invention.
Claims (9)
1. The utility model provides a reation kettle intermediate layer pressure relief device, includes the cauldron body (1) and stirring portion (2), its characterized in that: cauldron body (1) is inside to have cavity cauldron chamber (11), and cauldron body bottom has material discharge gate (13), and cauldron body top is equipped with lid (12), and lid (12) center department is equipped with material feed inlet (122) on opening (121) and opening (121) next door, stirring portion (2) are including agitator motor (21), agitator motor (21) are fixed in opening (121) top of lid (12), and the rotation axis of agitator motor (21) is connected with through opening (121) and stretches to (mixing) shaft (22) in cauldron chamber (11), and stirring vane (23) are installed near cauldron chamber (11) bottom to (mixing) shaft (22), still include to form by cauldron body (1) outer wall and outer wall (31) parcel and hold U type intermediate layer (3) of coolant liquid.
2. The reaction kettle interlayer pressure relief device according to claim 1, wherein: the cooling device is characterized in that a cooling liquid feeding hole (32) is formed in the lower portion of one side of the outer wall (31), the other side opposite to the cooling liquid feeding hole (32) is formed in the upper portion of the outer wall (31), a cooling liquid discharging hole (33) is formed in the upper portion of the outer wall (31), and a cooling liquid discharging hole (36) is formed in the bottom of the outer wall (31).
3. The reaction kettle interlayer pressure relief device according to claim 2, wherein: and a pressure relief opening (34) is formed in the outer wall (31) close to the top and above the cooling liquid discharge opening (33), and the pressure relief opening (34) is connected with the pressure relief valve (341) and the buffer tank (342) through a pipeline.
4. The reaction kettle interlayer pressure relief device according to claim 3, wherein: the pressure relief valve (341) is a solenoid valve.
5. The reaction kettle interlayer pressure relief device according to claim 4, wherein: and the outer wall (31) is connected with a pressure sensor (35).
6. The reaction kettle interlayer pressure relief device according to claim 5, wherein: the pressure sensor (35) is connected with the pressure relief valve (341) through a lead.
7. The reaction kettle sandwich pressure relief device according to any one of claims 1-6, wherein: the cooling liquid is cooling water.
8. The reaction kettle sandwich pressure relief device according to any one of claims 1-6, wherein: the cooling liquid is heat conducting oil.
9. The reaction kettle interlayer pressure relief device according to claim 1, wherein: the stirring blades (23) are 2 or more blades with paddle type or arc-shaped surfaces and are uniformly distributed around the stirring shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021361311.8U CN212882426U (en) | 2020-07-13 | 2020-07-13 | Pressure relief device for interlayer of reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021361311.8U CN212882426U (en) | 2020-07-13 | 2020-07-13 | Pressure relief device for interlayer of reaction kettle |
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| Publication Number | Publication Date |
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| CN212882426U true CN212882426U (en) | 2021-04-06 |
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| CN202021361311.8U Active CN212882426U (en) | 2020-07-13 | 2020-07-13 | Pressure relief device for interlayer of reaction kettle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926408A (en) * | 2021-10-14 | 2022-01-14 | 淮安晨化新材料有限公司 | Equipment and method for preparing organic phosphate flame retardant |
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2020
- 2020-07-13 CN CN202021361311.8U patent/CN212882426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926408A (en) * | 2021-10-14 | 2022-01-14 | 淮安晨化新材料有限公司 | Equipment and method for preparing organic phosphate flame retardant |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pressure relief device for reactor interlayer Effective date of registration: 20220718 Granted publication date: 20210406 Pledgee: Agricultural Bank of China Limited Dalian Shahekou sub branch Pledgor: DALIAN ADVANCE PERFORMANCE SPECIALTY CHEMICALS CO.,LTD. Registration number: Y2022980010712 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |