CN220496344U

CN220496344U - Reaction kettle

Info

Publication number: CN220496344U
Application number: CN202321650709.7U
Authority: CN
Inventors: 孙仁标; 赵宸良; 黄旭锋; 邵梁; 苏君飞
Original assignee: Shunyi Nantong Chemical Co ltd
Current assignee: Shunyi Nantong Chemical Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2024-02-20
Anticipated expiration: 2033-06-27

Abstract

The utility model relates to the technical field of chemical equipment and discloses a reaction kettle which comprises a kettle body, a pressure relief device and a water tank, wherein a motor and a top cover are arranged above the kettle body, two sides of the top cover are respectively connected with the pressure relief device and the water tank through a pressure relief channel and a water delivery channel, a rotating shaft is arranged in the center of the kettle body and connected with the motor, a plurality of cleaning rods are arranged at the upper position inside the kettle body, a cleaning channel and a water outlet are arranged inside the cleaning rods, the pressure relief device is provided with two box bodies which are separated up and down, a low-pressure box is arranged above the pressure relief device, and a high-pressure box is arranged below the pressure relief device. Through setting up pivot, low pressure case, high pressure case, the piston in the pressure release passageway moves according to cauldron body and high pressure case internal pressure contrast, and internal gas of cauldron will get into the low pressure incasement through the pressure release mouth when internal pressure of cauldron is too high, can bring into the pivot with pure water in the water tank through the high pressure case, realizes automated inspection reation kettle pressure and pressure release in the time of driving pure water high efficiency clean reation kettle inner wall dirt by pressure.

Description

Reaction kettle

Technical Field

The utility model relates to the technical field of chemical equipment, in particular to a reaction kettle.

Background

The reaction kettle is widely understood to be a container with physical or chemical reaction, and the heating, evaporating, cooling and low-speed and high-speed mixing functions required by the process are realized through structural design and parameter configuration of the container; the reaction kettle is widely applied to the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicines, foods and the like, and is a pressure vessel for completing the technological processes of vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation and the like.

At present, the existing reaction kettle is clean and has some problems, impurities are easy to remain in the reaction kettle used for a long time, the impurities are gradually accumulated in the reaction kettle along with time, the capacity of the kettle is affected, components in the residues can also affect the reaction to generate potential safety hazards, and the high pressure generated by the reaction kettle also has potential safety hazards.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a reaction kettle which has the advantages of efficiently cleaning dirt on the inner wall of the reaction kettle and automatically detecting the pressure of the reaction kettle so as to avoid overpressure, and solves the problems of difficult cleaning of the inner wall of the reaction kettle, accumulation of dirt on the inner wall and potential safety hazard of overpressure generated by reaction in the kettle.

(II) technical scheme

In order to realize the purpose of efficiently cleaning dirt on the inner wall of the reaction kettle and automatically detecting the pressure of the reaction kettle so as to avoid overpressure, the utility model provides the following technical scheme: the reaction kettle comprises a kettle body, a pressure relief device and a water tank, wherein a motor is arranged above the kettle body, supporting feet are arranged at the bottom of the kettle body, a hollow top cover is arranged at the bottom of the motor, two sides of the top cover are respectively connected with the pressure relief device and the water tank through a pressure relief channel and a water delivery channel, a rotating shaft and a rotating shaft channel in the rotating shaft are arranged at the center of the kettle body, the top of the rotating shaft is connected with the motor, a plurality of cleaning rods are arranged at the upper position in the kettle body, and a cleaning channel and a water outlet are arranged in the cleaning rods;

the pressure relief device is provided with two boxes which are vertically separated, the upper part is a low-pressure box, the lower part is a high-pressure box, one end of the pressure relief channel is communicated with the high-pressure box, the other end of the pressure relief channel is communicated with the top cover, a piston is arranged in the position of the low-pressure box, two sides of the piston are provided with air leakage ports which are communicated with the inside of the low-pressure box, and the high-pressure box is connected with the water tank through the high-pressure channel.

Preferably, the rotating shaft channel is communicated with the inside of the kettle body through a cleaning channel and a plurality of water outlets, the water outlets are positioned at the bottom of the cleaning channel, the caliber of the water outlets is smaller than that of the cleaning channel, and the rotating shaft channel is used for simulating the centrifugal action of a water pump so that pure water is sprayed on the inner wall at high pressure and high flow rate.

Preferably, the inside of the low-pressure tank is vacuum, so that the chemical gas discharged by pressure relief is stored, pollution caused by direct discharge is avoided, the high-pressure gas is added into the high-pressure tank, the internal pressure of the high-pressure tank is set to be the maximum pressure of the reaction in the reaction kettle, and the high-pressure tank is communicated with the top of the water tank through a high-pressure channel.

Preferably, the base is connected to the pivot bottom, be equipped with heating device in the base, the pivot below is equipped with a plurality of puddles, the pivot is connected to puddle one end, and the other end is close to the internal wall position of cauldron, and is close to the puddle cross-section of the cauldron body big, can more avoid the internal wall of cauldron to glue sticky dirt when stirring.

Preferably, the rotating shaft is provided with a rotating shaft channel in the top cover and the part of the top of the kettle body, and the rotating shaft channel is used for conveying pure water in the water tank and high-pressure gas in the kettle body.

Preferably, the part of the rotating shaft in the top cover is provided with a through hole for communicating the cavity in the top cover with the rotating shaft channel.

Preferably, a limiting ring is arranged at the upper and lower positions of the piston, and the limiting ring is used for enabling the piston to cover the pressure relief opening at the highest position and exposing the pressure relief opening at the lowest position.

(III) beneficial effects

Compared with the prior art, the utility model provides a reaction kettle, which has the following beneficial effects:

1. this reation kettle is through setting up pivot, low pressure case, high pressure case to and the pressure release passageway between pivot and the high pressure case, the piston in the pressure release passageway moves according to the cauldron body and the contrast of high pressure case internal pressure, and internal gas of cauldron will get into the low pressure incasement through the pressure release mouth when the internal pressure of cauldron is too high, thereby the pressure release, high pressure case and water tank intercommunication simultaneously can be through in the high pressure brings the pivot with pure water in the water tank into, realizes automated inspection reation kettle pressure and pressure release, drives pure water high efficiency clean reation kettle inner wall dirt by pressure.

2. This reation kettle, through setting up pivot, stirring rod, base, the stirring rod stirs the internal reactant of cauldron when the pivot rotates, and the heating device that the base was equipped with simultaneously has the heating function to making the stirring rod, and the heating is more even when the stirring rod is rotatory.

3. This reation kettle through setting up rotatable pivot, cleaning rod to and the water tank that links to each other with the pivot passageway, when needs clean in the cauldron, the centrifugal force when the pivot is rotatory sprays the pure water in the water tank on the internal wall of cauldron through cleaning rod, realizes the cleaning work to the reation kettle inner wall.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the kettle body of the utility model;

FIG. 3 is an enlarged view of a portion of the upper half of the kettle body of the present utility model;

FIG. 4 is a schematic view of the pressure relief device and the water tank of the present utility model;

fig. 5 is an enlarged view of a portion of the pressure relief device of the present utility model.

In the figure: 1 a kettle body, 11 a supporting frame, 12 a rotating shaft, 121 a rotating shaft channel, 13 a cleaning rod, 131 a cleaning channel, 132 a water outlet, 14 a stirring rod, 15 a base, 2 a motor, 21 a top cover, 3 a pressure relief device, 31 a pressure relief channel, 311 a pressure relief valve, 32 a high pressure channel, 33 a low pressure tank, 34 a high pressure tank, 36 a piston, 361 a gas relief port, 4 a water tank, 41 a water delivery channel and 411 a water delivery valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a reaction kettle, as shown in fig. 1, is an overall structure of the reaction kettle, and comprises a kettle body 1, a pressure relief device 3 and a water tank 4, wherein a motor 2 is arranged above the kettle body 1, a supporting leg 11 is arranged at the bottom of the kettle body, a hollow top cover 21 is arranged at the bottom of the motor 2, and two sides of the top cover 21 are respectively connected with the pressure relief device 3 and the water tank 4 through a pressure relief channel 31 and a water delivery channel 41;

as shown in fig. 2, which is an internal structure of the kettle body 1, a rotating shaft 12 is arranged at the center of the kettle body 1, the top of the rotating shaft 12 is connected with a motor 2, the rotating shaft 12 is driven to rotate by the motor 2, the bottom of the rotating shaft 12 is connected with a base 15, a heating device is arranged in the base 15, the rotating shaft 12 is provided with a plurality of cleaning bars 13 at the upper position inside the kettle body 1, a plurality of stirring bars 14 are arranged below the rotating shaft 12, one end of each stirring bar 14 is connected with the rotating shaft 12, the other end of each stirring bar 14 is close to the inner wall of the kettle body 1, the cross section of each stirring bar 14 close to the kettle body 1 is large, and sticky dirt on the inner wall of the kettle body 1 can be more avoided during stirring;

as shown in fig. 3, which is a partial enlarged view of the upper half part of the kettle body 1, a rotating shaft 12 is provided with a rotating shaft channel 121 in the top cover 21 and the part of the top of the kettle body 1, the part of the rotating shaft 12 in the top cover 21 is provided with a through hole to communicate with a cavity in the top cover 21 and the rotating shaft channel 121, a cleaning channel 131 is arranged in the cleaning rod 13 to communicate with the rotating shaft channel 121, the cleaning channel 131 is communicated with the inside of the kettle body 1 through a plurality of water outlets 132, and the water outlets 132 are positioned at the bottom of the cleaning channel 131;

as shown in fig. 4, which is a schematic structural diagram of a pressure relief device 3 and a water tank 4, the pressure relief device 3 is provided with two tanks which are vertically separated, a low-pressure tank 33 is arranged above the pressure relief device, a high-pressure tank 34 is arranged below the pressure relief device, the inside of the low-pressure tank 33 is vacuum, the chemical gas discharged by pressure relief is stored, pollution caused by direct discharge is avoided, the high-pressure gas is added into the high-pressure tank 34, the internal pressure of the high-pressure tank 34 is set to be the maximum pressure of the reaction in the reaction kettle, and the high-pressure tank 34 is communicated with the top of the water tank 4 through a high-pressure channel 32;

as shown in fig. 5, which is a partial enlarged view of the pressure relief device 3, one end of the pressure relief channel 31 is communicated with the high-pressure tank 34, the other end is communicated with the top cover 21, the pressure relief channel 31 is provided with a piston 36 inside the low-pressure tank 33, two sides of the piston 36 are provided with air vents 361 communicated with the inside of the low-pressure tank 33, and a limiting ring is arranged below the piston 36.

The working principle is that before the reaction starts: adding pure water into the water tank 4, pumping out the gas in the low-pressure tank 33, maintaining vacuum, adding high-pressure inert gas into the high-pressure tank 34 to adjust the pressure to the maximum pressure of the reaction, opening the pressure release valve 311, closing the water delivery valve 411, and adding reactants into the kettle body 1; the reaction is as follows: the motor 2 is turned on to drive the rotating shaft 12 to rotate, a heating device in the base 15 is turned on, and the stirring rod 14 is driven by the rotating shaft 12 to stir selectively and heat at the same time; when the reaction is too violent or the temperature is too high, the internal pressure of the kettle body 1 exceeds the maximum reaction pressure: the upper part of the piston 36 is extruded by the air pressure in the kettle body 1, the lower part of the piston 36 is extruded by the preset pressure in the high-pressure tank 34, when the pressure of the kettle body 1 is higher than that of the high-pressure tank 34, the piston 36 moves downwards, and the high-pressure air in the kettle body 1 enters the low-pressure tank 33 through the pressure relief port 361; after the reaction is completed: closing the pressure release valve 311, closing the heating device in the base 15, taking out the reactant in the kettle body 1, opening the water delivery valve 411, extruding pure water in the water tank 4 into the rotating shaft channel 121 through the water delivery channel 41 under the action of the internal pressure of the high-pressure tank 34, and throwing the pure water on the inner wall of the kettle body 1 through the water outlet 132 under the action of rotating and centrifuging the rotating shaft 12 for cleaning.

To sum up, this reation kettle, through setting up pivot 12, low pressure case 33, high pressure case 34, and the pressure release passageway 31 between pivot 12 and the high pressure case 34, piston 36 in pressure release passageway 31 moves according to cauldron body 1 and the contrast of high pressure case 34 internal pressure, internal gas of cauldron body 1 will get into in the low pressure case 33 through pressure release mouth 361 when the internal pressure of cauldron body 1 is too high, thereby the pressure release, high pressure case 34 and water tank 4 intercommunication simultaneously, can pass through the high pressure with the interior pure water of water tank 4 in pivot 12, realize automated inspection reation kettle pressure and pressure release, high-efficient clean reation kettle inner wall dirt of pure water is driven by pressure when.

Through setting up pivot 12, stirring rod 14, base 15, stirring rod 14 stirs the reactant in the cauldron body 1 when pivot 12 rotates, and the heating device that the base 15 was equipped with simultaneously is to making stirring rod 14 have the heating function, and the heating is more even when stirring rod 14 rotates.

Through setting up rotatable pivot 12, cleaning rod 13 to and the water tank 4 that links to each other with pivot passageway 121, when needs clean in the cauldron, the centrifugal force when pivot 12 is rotatory sprays the pure water in the water tank 4 on the inner wall of the cauldron body 1 through cleaning rod 13, realizes the cleaning work to the reation kettle inner wall.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. The utility model provides a reation kettle, includes the cauldron body (1), pressure relief device (3), water tank (4), its characterized in that: the novel kettle is characterized in that a motor (2) is arranged above the kettle body (1), a hollow top cover (21) is arranged at the bottom of the motor (2), two sides of the top cover (21) are respectively connected with a pressure relief device (3) and a water tank (4) through a pressure relief channel (31) and a water delivery channel (41), a rotating shaft (12) is arranged at the center of the kettle body (1) and connected with the motor (2), a rotating shaft channel (121) is arranged inside the rotating shaft (12), a plurality of cleaning rods (13) are arranged above the inside of the kettle body (1), and cleaning channels (131) and water outlets (132) are formed inside the cleaning rods (13);

the pressure relief device (3) is provided with two boxes which are vertically separated, the upper part is a low-pressure box (33), the lower part is a high-pressure box (34), one end of the pressure relief channel (31) is communicated with the high-pressure box (34), the other end of the pressure relief channel is communicated with the top cover (21), the pressure relief channel (31) is internally provided with a piston (36) at the position of the low-pressure box (33), two sides of the piston (36) are provided with air relief ports (361) communicated with the inside of the low-pressure box (33), and the high-pressure box (34) is connected with the water tank (4) through the high-pressure channel (32).

2. A reaction kettle according to claim 1, wherein: the rotary shaft channel (121) is communicated with the inside of the kettle body (1) through the cleaning channel (131) and a plurality of water outlets (132), the water outlets (132) are positioned at the bottom of the cleaning channel (131), and the caliber of the water outlets (132) is smaller than that of the cleaning channel (131).

3. A reaction kettle according to claim 1, wherein: the inside of the low-pressure tank (33) is vacuum, high-pressure gas is added into the high-pressure tank (34), the internal pressure of the high-pressure tank (34) is set to be the maximum pressure of the reaction in the reaction kettle, and the high-pressure tank (34) is communicated with the top of the water tank (4) through the high-pressure channel (32).

4. A reaction kettle according to claim 1, wherein: the heating device is arranged in the base (15), a plurality of stirring rods (14) are arranged below the rotating shaft (12), one end of each stirring rod (14) is connected with the rotating shaft (12), the other end of each stirring rod is close to the inner wall of the kettle body (1), and the section of each stirring rod (14) close to the kettle body (1) is large.

5. A reaction kettle according to claim 1, wherein: the part of the rotating shaft (12) in the top cover (21) is provided with a through hole which is communicated with the inner cavity of the top cover (21) and the rotating shaft channel (121).

6. A reaction kettle according to claim 1, wherein: and limiting rings are arranged at the upper and lower positions of the piston (36).

7. A reaction kettle according to claim 1, wherein: the rotating shaft (12) is provided with a rotating shaft channel (121) in the top cover (21) and the part of the top of the kettle body (1).