CN215611570U

CN215611570U - P-hydrogen phenol hydrogenation reduction condenser

Info

Publication number: CN215611570U
Application number: CN202122256875.6U
Authority: CN
Inventors: 周金山; 许殿军
Original assignee: Anhui Cheng Tai Pharmaceutical Technology Co ltd
Current assignee: Anhui Chent Pharmaceutical Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-01-25
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a p-hydrogen phenol hydrogenation reduction condenser which comprises a reaction kettle shell, wherein a motor is fixedly arranged in the middle of the upper end of the reaction kettle shell, a valve is fixedly arranged above one side of the reaction kettle shell, a three-way pipe is fixedly arranged on the other side of the reaction kettle shell, an adjusting valve is fixedly arranged on one side of the reaction kettle shell close to the middle, a condenser is fixedly arranged on one side of the adjusting valve, a circulating pump is fixedly arranged below one side of the condenser, and a one-way air valve metal shell is fixedly welded and arranged at a corner of one side of the reaction kettle shell. According to the utility model, the one-way air valve metal shell is fixedly arranged on one side of the reaction kettle shell, the fixed table is fixedly arranged on the inner side of the one-way air valve metal shell, the limiting grooves are fixedly arranged on two sides of the lower end of the fixed table, the limiting grooves play a limiting role, and the effect of maintaining and releasing the pressure in the reaction kettle shell is greatly improved.

Description

P-hydrogen phenol hydrogenation reduction condenser

Technical Field

The utility model relates to the technical field of chemical hydrogenation reactors, in particular to a p-hydrogen phenol hydrogenation reduction condenser.

Background

With the rapid development of social economy, the usage of the hydrogenation reactor is increasing day by day, wherein the hydrogenation reactor is a very important device in organic chemistry laboratories and actual production processes, not only can be used as a container for hydrogenation reaction, but also can be used in occasions where liquid and gas need to be fully mixed, the hydrogenation reactor has wide usage in the aspect of chemical pharmacy, can be used as a basic device for product development, organic chemicals and pharmaceutical research, and can also be used for quantitatively analyzing the activity of a catalyst in an industrial process. The hydrogenation reactors commonly used are roughly classified into two types: one is used in liquid phase hydrogenation process of high boiling point liquid or solid material, and the other is used in gas phase continuous hydrogenation process, such as normal pressure gas phase hydrogenation of benzene to prepare cyclohexane, high pressure gas phase hydrogenation of CO to synthesize methanol, etc.

However, the air pressure of the reaction kettle on the existing condenser can not be preserved and released, and the discharged gas can not be recycled, so that the condenser has the characteristics of energy conservation and environmental protection, has weak sealing performance, is easy to leak the gas in the kettle, and has great potential safety hazard; therefore, the existing demand is not satisfied, and a p-hydro phenol hydrogenation reduction condenser is proposed for the condenser.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a p-hydrogen phenol hydrogenation reduction condenser, which solves the problems that the air pressure in the prior art cannot be preserved and released, the discharged gas cannot be recycled, the characteristics of energy conservation and environmental protection are not provided, the sealing performance is not strong, the gas in a kettle is easy to leak, and the potential safety hazard is great.

In order to achieve the purpose, the utility model provides the following technical scheme: a p-hydrogen phenol hydrogenation reduction condenser, which comprises a reaction kettle shell, wherein a motor is fixedly arranged in the middle of the upper end of the reaction kettle shell, a valve is fixedly arranged above one side of the reaction kettle shell, a three-way pipe is fixedly arranged on the other side of the reaction kettle shell, a regulating valve is fixedly arranged at one side of the reaction kettle shell close to the middle part, a condenser is fixedly arranged at one side of the regulating valve, a circulating pump is fixedly arranged below one side of the condenser, a one-way air valve metal shell is fixedly welded and arranged at the corner of one side of the reaction kettle shell, the inner side of the one-way air valve metal shell is provided with an air passage, the middle of the air passage is fixedly welded with a fixed platform, a limiting groove is formed in the middle of the lower end of the fixing table, a spring is fixedly welded in the middle of the limiting groove, and a special-shaped pin is fixedly welded at the lower end of the spring;

fixed welding of the middle of reation kettle shell department installs sealed metal casing, fixed arrangement of clearance department between sealed metal casing and the reation kettle shell has the silica gel ring, the inboard upper end of sealed metal casing is provided with the mounting groove, the upper end fixed mounting of mounting groove has the metal seal ring, the lower extreme fixed mounting of mounting groove has the silica gel seal ring, the inboard middle department of sealed metal casing lower extreme is provided with allies oneself with logical groove, it evenly sets up near terminal surface department and installs the stopper to allie oneself with logical groove upper and lower both ends, the inner wall that allies oneself with logical groove is close to middle department and inlays and install fixing bearing, fixing bearing's middle department runs through and installs the actuating lever.

Preferably, be connected fixedly between reation kettle shell and the motor through fixed floor, be connected fixedly between reation kettle shell and the valve through right angle bent pipe it is fixed to be connected through the discharging pipe between reation kettle shell and the governing valve, be connected fixedly between governing valve and the condenser through the connecting pipe.

Preferably, lead to return bend fixed connection between the below of condenser one side and the lower extreme of circulating pump, through inlet pipe fixed connection between circulating pump and the reation kettle shell, condenser one side lower extreme port department and play water piping connection, the upper end port department and the water piping connection of condenser one side.

Preferably, an air passage is arranged between the one-way air valve metal shell and the fixed platform, an air vent is arranged in the middle of the lower end of the one-way air valve metal shell, and three stirring blades are uniformly arranged on two sides of the driving rod.

Preferably, the upper end surfaces of the metal shell of the one-way air valve and the fixed platform are fixedly connected with the upper end surface of the three-way pipe through a connecting bent pipe, and the end surface of one side of the three-way pipe is fixedly connected with the shell of the reaction kettle through an air inlet valve.

Preferably, the upper end face of the metal sealing ring is fixedly provided with a coupler, the upper end of the coupler is fixedly provided with a motor, and a driving shaft of the motor is fixedly connected with the driving rod through the coupler.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the one-way air valve metal shell is fixedly arranged on one side of the reaction kettle shell, the fixing table is fixedly arranged on the inner side of the one-way air valve metal shell, the spring is fixedly arranged at the lower end of the fixing table and provides elastic force, the limiting grooves are fixedly arranged on two sides of the lower end of the fixing table and play a limiting role, the special-shaped pin is fixedly arranged at the lower end of the spring, the air channel is arranged between the one-way air valve metal shell and the fixing table, the lower end of the one-way air valve metal shell is provided with the air vent, and the air channel and the air vent enable redundant air to be discharged from the air channel, so that the pressure retaining and releasing effect in the reaction kettle shell is greatly improved;

2. according to the utility model, the sealing metal shell is fixedly welded in the middle of the upper end of the reaction kettle shell, the metal sealing ring and the silica gel sealing ring are fixedly installed at the upper end of the interior of the sealing metal shell, the limiting block is arranged at the lower end of the interior of the sealing metal shell, and the fixed bearing is embedded in the middle of the interior of the sealing metal shell, wherein the metal sealing ring and the silica gel sealing ring have certain sealing effect, the limiting block plays a certain limiting effect, and the installation of the fixed bearing is beneficial to fixing the driving rod and is beneficial to the rolling rotation of the driving rod, so that the rotating speed of the driving rod is increased.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a partial cross-sectional view taken at A of FIG. 1 in accordance with the present invention;

fig. 3 is a partial cross-sectional view at B of fig. 1 of the present invention.

In the figure: 1. a motor; 2. a valve; 3. a reaction kettle shell; 4. adjusting a valve; 5. a circulation pump; 6. a condenser; 7. a three-way pipe; 8. a drive rod; 9. a stirring fan blade; 10. a one-way air valve metal shell; 11. a fixed table; 12. a limiting groove; 13. an air duct; 14. a shaped pin; 15. a vent; 16. a coupling; 17. sealing the metal housing; 18. a metal seal ring; 19. a silica gel sealing ring; 20. a limiting block; 21. a communicating groove; 22. a silica gel ring; 23. fixing the bearing; 24. mounting grooves; 25. a spring.

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.

Referring to fig. 1 to 3, an embodiment of the present invention includes: a hydrogen phenol hydrogenation reduction condenser comprises a reaction kettle shell 3, wherein a motor 1 is fixedly installed in the middle of the upper end of the reaction kettle shell 3, a valve 2 is fixedly installed above one side of the reaction kettle shell 3, a three-way pipe 7 is fixedly installed on the other side of the reaction kettle shell 3, an adjusting valve 4 is fixedly installed on one side of the reaction kettle shell 3 close to the middle, a condenser 6 is fixedly installed on one side of the adjusting valve 4, a circulating pump 5 is fixedly installed below one side of the condenser 6, a one-way air valve metal shell 10 is fixedly welded and installed at the corner of one side of the reaction kettle shell 3, an air duct 13 is arranged on the inner side of the one-way air valve metal shell 10, a fixed table 11 is fixedly welded and installed at the middle of the air duct 13, a limiting groove 12 is arranged in the middle of the lower end of the fixed table 11, a spring 25 is fixedly welded and installed at the middle of the limiting groove 12, and a special-shaped pin 14 is fixedly welded and installed at the lower end of the spring 25;

fixed welding of the middle of reation kettle shell 3 department installs sealed metal casing 17, fixed arrangement of clearance department between sealed metal casing 17 and the reation kettle shell 3 has silica gel ring 22, sealed metal casing 17 inboard upper end is provided with mounting groove 24, the upper end fixed mounting of mounting groove 24 has metal seal ring 18, the lower extreme fixed mounting of mounting groove 24 has silica gel seal ring 19, sealed metal casing 17 lower extreme inboard middle department is provided with allies oneself with logical groove 21, it evenly sets up near terminal surface department and installs stopper 20 to allie oneself with both ends about logical groove 21, the inner wall that allies oneself with logical groove 21 is close to middle department and inlays and install fixing bearing 23, the middle department of fixing bearing 23 runs through and installs actuating lever 8.

Further, be connected fixedly between reation kettle shell 3 and the motor 1 through fixed floor, connect fixedly between reation kettle shell 3 and the valve 2 through the right angle return bend between fixed reation kettle shell 3 and the governing valve 4 through the discharging pipe and be connected fixedly, be connected fixedly between governing valve 4 and the condenser 6 through the connecting pipe and add the benefit, the effect of the adjustable material of governing valve 4 entering condenser.

Furthermore, a bent pipe is fixedly connected between the lower part of one side of the condenser 6 and the lower end of the circulating pump 5, the circulating pump 5 is fixedly connected with the reaction kettle shell 3 through a feeding pipe, the lower end port of one side of the condenser 6 is connected with a water outlet pipe, the upper end port of one side of the condenser 6 is connected with a water inlet pipe, and the condenser 6 cools the liquid so as to reduce the reaction rate when the liquid enters the reaction kettle.

Further, an air passage 13 is arranged between the one-way air valve metal shell 10 and the fixed platform 11, an air vent 15 is arranged in the middle of the lower end of the one-way air valve metal shell 10, three stirring fan blades 9 are evenly arranged on two sides of the driving rod 8, and the air passage 13 and the air vent 15 are arranged to facilitate air to be released from the air passage.

Furthermore, the upper end surfaces of the one-way gas valve metal shell 10 and the fixing platform 11 are fixedly connected with the upper end surface of the three-way pipe 7 through a connecting bent pipe, the end surface of one side of the three-way pipe 7 is fixedly connected with the reaction kettle shell 3 through a gas inlet valve, and the three-way pipe 7 is communicated with the one-way gas valve metal shell 10 and the reaction kettle shell 3 so that the release-preserved gas can be recycled.

Further, a coupler 16 is fixedly mounted on the upper end face of the metal sealing ring 18, a motor 1 is fixedly mounted on the upper end of the coupler 16, a driving shaft of the motor 1 is fixedly connected with the driving rod 8 through the coupler 16, and the coupler 16 enables the driving shaft on the motor 1 to be fixedly connected with the driving rod 8.

The working principle is as follows: when the gas pressure limiting device is used, the one-way gas valve metal shell 10 is welded at an opening on one side of the reaction kettle shell 3, the fixing table 11 is arranged in the one-way gas valve metal shell 10, the limiting groove 12 is formed in the fixing table 11, the spring 25 and the special-shaped pin 14 are arranged in the limiting groove 12, the elasticity of the spring 25 is facilitated, when the gas pressure in the reaction kettle shell 3 is too high, redundant gas can push the special-shaped pin 14 open, the limiting groove 12 plays a role in limiting the special-shaped pin 14, and the pressure in the reaction kettle shell 3 is greatly improved; install sealed metal casing 17 in the middle of reation kettle shell 3 upper end, metal seal ring 18 and silica gel sealing ring 19 are installed in mounting groove 24 of sealed metal casing 17 upper end, utilize sealed metal casing 17 and metal seal ring 18's closure, prevent that the interior gas of reation kettle shell 3 from filling to ally oneself with and letting out in groove 21, install silica gel ring 22 between reation kettle shell 3 and sealed metal casing 17, the very big improvement of silica gel ring 22 the leakproofness of reation kettle shell 3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The p-hydrogen phenol hydrogenation reduction condenser comprises a reaction kettle shell (3), and is characterized in that: the improved reaction kettle is characterized in that a motor (1) is fixedly mounted at the middle of the upper end of a reaction kettle shell (3), a valve (2) is fixedly mounted above one side of the reaction kettle shell (3), a three-way pipe (7) is fixedly mounted at the other side of the reaction kettle shell (3), a regulating valve (4) is fixedly mounted at one side of the reaction kettle shell (3) close to the middle, a condenser (6) is fixedly mounted at one side of the regulating valve (4), a circulating pump (5) is fixedly mounted below one side of the condenser (6), an one-way air valve metal shell (10) is fixedly welded at the corner of one side of the reaction kettle shell (3), an air duct (13) is arranged at the inner side of the one-way air valve metal shell (10), a fixing table (11) is fixedly welded at the middle of the air duct (13), a limiting groove (12) is arranged at the middle of the lower end of the fixing table (11), a spring (25) is fixedly welded in the middle of the limiting groove (12), and a special-shaped pin (14) is fixedly welded at the lower end of the spring (25);

a sealing metal shell (17) is fixedly welded in the middle of the reaction kettle shell (3), a silica gel ring (22) is fixedly arranged at the gap between the sealed metal shell (17) and the reaction kettle shell (3), the upper end of the inner side of the sealing metal shell (17) is provided with an installation groove (24), the upper end of the installation groove (24) is fixedly provided with a metal sealing ring (18), the lower end of the mounting groove (24) is fixedly provided with a silica gel sealing ring (19), a communicating groove (21) is arranged in the middle of the inner side of the lower end of the sealing metal shell (17), the upper and lower ends of the communicating groove (21) are evenly provided with a limiting block (20) near the end surface, a fixed bearing (23) is embedded and installed on the inner wall of the communicating groove (21) near the middle, and a driving rod (8) penetrates through the middle of the fixed bearing (23).

2. A p-hydroxyphenol redox condenser according to claim 1, characterized in that: connect fixedly through fixed floor between reation kettle shell (3) and motor (1), it is fixed to be connected through right angle return bend between reation kettle shell (3) and valve (2) connect fixedly through the discharging pipe between reation kettle shell (3) and governing valve (4), it is fixed to be connected through the connecting pipe between governing valve (4) and condenser (6).

3. A p-hydroxyphenol redox condenser according to claim 1, characterized in that: lead to return bend fixed connection between the below of condenser (6) one side and the lower extreme of circulating pump (5), through inlet pipe fixed connection between circulating pump (5) and reation kettle shell (3), condenser (6) one side lower extreme port department and play water piping connection, the upper end port department and the water piping connection of condenser (6) one side.

4. A p-hydroxyphenol redox condenser according to claim 1, characterized in that: an air channel (13) is arranged between the one-way air valve metal shell (10) and the fixed platform (11), an air vent (15) is arranged in the middle of the lower end of the one-way air valve metal shell (10), and three stirring fan blades (9) are uniformly arranged on two sides of the driving rod (8).

5. A p-hydroxyphenol redox condenser according to claim 1, characterized in that: the upper end surfaces of the one-way air valve metal shell (10) and the fixed platform (11) are fixedly connected with the upper end surface of the three-way pipe (7) through a connecting bent pipe, and the end surface of one side of the three-way pipe (7) is fixedly connected with the reaction kettle shell (3) through an air inlet valve.

6. A p-hydroxyphenol redox condenser according to claim 1, characterized in that: the upper end face fixed mounting of metal seal ring (18) has shaft coupling (16), the upper end fixed mounting of shaft coupling (16) has motor (1), through shaft coupling (16) fixed connection between the drive shaft of motor (1) and actuating lever (8).