CN217568746U

CN217568746U - High-efficient nitrophenol crystallization device that hydrolysises

Info

Publication number: CN217568746U
Application number: CN202221582916.9U
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: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-10-14
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a high-efficient nitrophenol crystallization device that hydrolysises, including the cauldron shell that hydrolysises, the both sides of the cauldron shell up end of hydrolysising are by the even welded mounting of near-end angle department and are had the inlet pipe, the middle fixed mounting of department of inlet pipe has the valve, the fixed welded mounting of the end angle department of cauldron shell one side below of hydrolysising has the discharging pipe, one side fixed mounting of discharging pipe has the choke valve, one side fixed connection of choke valve installs the pump, the top fixing bolt of pump is connected with the cooling tank inlet pipe, the below fixedly connected with cooling tank of cooling tank inlet pipe. The utility model discloses a set up on the main shaft and install three fixed round platform, have between puddler and the fixed round platform to be connected the connection floor, installation activity minor axis B and pull rod on the puddler, the pull rod can drive the puddler and upwards rotate, is favorable to whole puddler and stirring fan leaf to upwards pack up, very big improvement the active nature of puddler.

Description

High-efficient nitrophenol crystallization device that hydrolysises

Technical Field

The utility model relates to a crystallization technical field that hydrolysises among the chemical production specifically is a high-efficient nitrophenol crystallization device that hydrolysises.

Background

With the rapid development of social economy, the technology of hydrolysis crystallization in chemical production needs to be correspondingly improved. Hydrolysis is the reaction of ions ionized by salt combining hydrogen ions and hydroxide ions ionized by water to form weak electrolyte molecules. Hydrolysis is a reaction of a substance with water that results in decomposition of the substance, and may be said to be a reaction of the substance with hydrogen ions or hydroxide ions in water. The direct cooling of the product depends on the direct mixing of the solution and cooling medium, and the cooling medium is usually inert liquid of hydrocarbon such as ethylene, freon and the like. The direct cooling crystallizer is in a kettle shape, a rotary type, a wet wall tower type and the like. The apparatus is suitable for processing systems with a significantly reduced solubility with decreasing temperature.

However, the existing hydrolysis crystallization device has insufficient hydrolysis process, often causes the stirring part to be easily damaged due to long-time production, and has overlong disassembly time and too complicated installation during maintenance, thereby seriously influencing the production development and easily causing production interruption; therefore, the existing requirements are not met, and an efficient nitrophenol hydrolysis crystallization device is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient nitrophenol crystallization device that hydrolysises to disassemble the time overlength during the maintenance that proposes in solving above-mentioned background art, the installation is too complicated, and stirring part fragile very easily leads to production interruption scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient nitrophenol crystallization device that hydrolysises, includes hydrolysis kettle shell, hydrolysis kettle shell up end's both sides lean on near-end angle department uniform welding to install the inlet pipe, the middle department fixed mounting of inlet pipe has the valve, hydrolysis kettle shell one side below end angle department fixed welding installs the discharging pipe, one side fixed mounting of discharging pipe has the choke valve, one side fixed connection of choke valve installs the pump, the top fixing bolt of pump is connected with the cooling tank inlet pipe, the below fixed connection cooling tank of cooling tank inlet pipe, hydrolysis kettle shell's middle department fixed mounting has the support, the even fixed mounting in both sides of support has fixing bolt, the middle fixing clip of two supports in support upper end is equipped with the low-speed motor, the power shaft of low-speed motor lower extreme is connected with the shaft coupling, the shaft coupling lower extreme is connected with the main shaft, the even roll mounting of the surface of main shaft has three roll connector, the lower terminal surface fixed mounting of roll connector has fixed round platform, the even swing joint in both ends connects the front and back of fixed round platform one side connects the floor, the fixed welding is installed with the connection platform one end fixed welding and connects the round platform, the short axis swing joint pole is close to the short axis movable mounting has the short axis joint bar, the short axis movable joint bar B, the short axis joint bar is installed the short axis joint bar and the short axis fixed mounting has the short axis joint bar, the short axis joint bar and the short axis joint bar, the short axis joint bar is installed the short axis joint bar is connected with the short axis joint bar, and balls are movably arranged between the inner cavity wall of the rolling connector and the outer wall of the main shaft.

Preferably, the upper end of the hydrolysis kettle outer shell is fixedly installed and connected with the end face of the support side through a fixing bolt in a threaded mode, and the main shaft is fixedly connected with the middle of the lower end of the inner wall of the inner shell in a rotating mode through a groove.

Preferably, a heating resistance wire layer is fixedly mounted on the inner side of the hydrolysis kettle outer shell, and an inner shell is fixedly mounted on the inner side of the heating resistance wire layer.

Preferably, two pull rods are uniformly and movably arranged at the positions, close to the middle, of the front end and the rear end of the rolling connector, and the rolling connector is movably connected with the stirring rod through the pull rods.

Preferably, the middle of the limiting groove is provided with a connecting rod in a penetrating and movable manner, and the connecting rods are fixedly welded and connected through a coupler.

Preferably, three fixed round platforms are uniformly welded and installed on two sides of the outer surface of the spindle, and the fixed round platforms are movably connected with the connecting rib plates through movable shafts.

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

1. the utility model discloses a set up on the main shaft and install three fixed round platform, have between puddler and the fixed round platform to be connected the connection floor, installation activity minor axis B and pull rod on the puddler, the pull rod can drive the puddler and upwards rotate, is favorable to whole puddler and stirring fan leaf to upwards pack up, very big improvement the active nature of puddler.

2. The utility model discloses an install three roll connector on the main shaft, install the connecting rod on the roll connector, install the shaft coupling on the connecting rod, the roll connector can slide on the main shaft, very big improvement the active nature to can drive activity minor axis A and pull rod, be the executive component of puddler autogiration, shaft coupling and connecting rod can upwards stimulate the roll connector.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the structure of the hydrolysis kettle of the present invention;

FIG. 3 is a schematic front view of the structure of FIG. 2;

fig. 4 is a schematic side view of the structure of fig. 2 a according to the present invention.

In the figure: 1. a feed pipe; 2. a valve; 3. fixing the bolt; 4. a hydrolysis kettle shell; 5. a low-speed motor; 6. a support; 7. a discharge pipe; 8. a throttle valve; 9. a pump; 10. a cooling tank feed pipe; 11. a cooling tank; 12. a coupling; 13. an annular handle; 14. a connecting rod; 15. a main shaft; 16. heating the resistance wire layer; 17. an inner shell; 18. a roll connector; 19. a movable short shaft A; 20. a pull rod; 21. a movable short shaft B; 22. a stirring rod; 23. a stirring fan blade; 24. a connecting circular table; 25. connecting the rib plates; 26. fixing the round table; 27. a limiting groove; 28. a ball bearing; 29. a rib plate.

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 to 4, the present invention provides an embodiment: a high-efficiency nitrophenol hydrolysis crystallization device comprises a hydrolysis kettle shell 4, wherein two sides of the upper end surface of the hydrolysis kettle shell 4 are uniformly welded and provided with a feeding pipe 1 near a proximal angle, the middle part of the feeding pipe 1 is fixedly provided with a valve 2, the end angle below one side of the hydrolysis kettle shell 4 is fixedly welded and provided with a discharging pipe 7, one side of the discharging pipe 7 is fixedly provided with a throttle valve 8, one side of the throttle valve 8 is fixedly connected and provided with a pump 9, an upper fixing bolt of the pump 9 is connected with a cooling tank feeding pipe 10, a lower part of the cooling tank feeding pipe 10 is fixedly connected with a cooling tank 11, the middle part of the hydrolysis kettle shell 4 is fixedly provided with a bracket 6, two sides of the bracket 6 are uniformly and fixedly provided with fixing bolts 3, the upper end of the bracket 6 is fixedly clamped with a low-speed motor 5 in the middle part of the two brackets, the power shaft at the lower end of the low-speed motor 5 is connected with a coupler 12, the lower end of the coupler 12 is connected with a main shaft 15, the outer surface of the main shaft 15 is uniformly provided with three rolling connectors 18 in a rolling manner, the lower end surface of each rolling connector 18 is fixedly provided with a fixed circular truncated cone 26, the front end and the rear end of one side of the fixed circular truncated cone 26 are uniformly and movably connected with connecting ribbed plates 25, one end of each connecting ribbed plate 25 is fixedly welded with a connecting circular truncated cone 24, one side of each connecting circular truncated cone 24 is fixedly welded with a stirring rod 22, the upper end and the lower end of each stirring rod 22 are fixedly provided with stirring blades 23, the front side of each stirring rod 22, which is close to the middle, is fixedly provided with a movable short shaft B21, the front end of each movable short shaft B21 is movably sleeved with a pull rod 20, one end of each pull rod 20 is movably provided with a movable short shaft A19 in a penetrating manner, a connecting rod 14 is fixedly arranged between the two pull rods 20, the upper end surface of the connecting rod 14 is fixedly welded with an annular handle 13, the lower end surface of each rolling connector 18 is fixedly welded with a ribbed plate 29, and the middle parts of the two ends of each ribbed plate 29 are uniformly provided with a limiting groove 27, balls 28 are movably mounted between the inner cavity wall of the rolling connector 18 and the outer wall of the main shaft 15.

Further, the upper end of the hydrolysis kettle outer shell 4 is fixedly installed and connected with the end faces of the two sides of the support 6 through the fixing bolts 3 in a threaded mode, the main shaft 15 is fixedly connected with the fixing bolts 3 in a rotating mode through the grooves in the middle of the lower end of the inner wall of the inner shell 17, the fixing bolts 3 have a great fixing effect, and the grooves in the inner shell 17 have a great limiting effect.

Further, a heating resistance wire layer 16 is fixedly installed on the inner side of the hydrolysis kettle outer shell 4, an inner shell 17 is fixedly installed on the inner side of the heating resistance wire layer 16, and the heating resistance wire layer 16 can heat the inner shell 17 to promote the hydrolysis of the solution.

Furthermore, two pull rods 20 are uniformly and movably arranged at the front end and the rear end of the rolling connector 18 close to the middle, the rolling connector 18 is movably connected with the stirring rod 22 through the pull rods 20, and the pull rods 20 are driven parts and can enable the stirring rod 22 to rotate.

Furthermore, the middle of the limiting groove 27 is provided with a connecting rod 14 in a penetrating and movable mode, the two connecting rods 14 are fixedly welded and connected through a coupler 12, and the limiting groove 27 can limit the displacement of the connecting rod 14.

Further, three fixed round platforms 26 are uniformly welded and installed on two sides of the outer surface of the spindle 15, the fixed round platforms 26 are movably connected with the connecting rib plates 25 through movable shafts, and the fixed round platforms 26 have a certain fixed connection effect.

The working principle is as follows: when the hydrolysis kettle shell is used, the connecting rod 14 and each part on the main shaft 15 are inserted into an inner cavity of the hydrolysis kettle shell 4, the stirring rod 22 is connected with the fixed round table 26 through the connecting rib plate 25, the movable short shaft B21 and the pull rod 20 are installed on the stirring rod 22, the pull rod 20 can drive the stirring rod 22 to rotate upwards, the whole stirring rod 22 and the stirring fan blades 23 can be conveniently upwards retracted, the activity of the stirring rod 22 is greatly improved, the three rolling connectors 18 are installed on the main shaft 15, the connecting rod 14 is installed on the rolling connector 18, the coupler 12 is installed on the connecting rod 14, the rolling connector 18 can slide on the main shaft 15, the rolling connector 18 is a main executing part for upwards rotating the stirring rod 22, the coupler 12 and the connecting rod 14 can upwards pull the rolling connector 18, the stirring rod 22 is further driven to rotate upwards, and at this time, each part for stirring can be pulled out of the hydrolysis kettle shell 4.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 utility model provides a high-efficient nitrophenol crystallization device that hydrolysises, includes hydrolysis kettle shell (4), its characterized in that: the hydrolysis kettle comprises a hydrolysis kettle shell (4), wherein the two sides of the upper end surface of the hydrolysis kettle shell (4) are provided with an inlet pipe (1) by virtue of uniform welding at a near-end angle, the middle of the inlet pipe (1) is provided with a valve (2), the lower side of the hydrolysis kettle shell (4) is provided with a discharge pipe (7) by virtue of fixed welding at a near-end angle, one side of the discharge pipe (7) is provided with a throttle valve (8), one side of the throttle valve (8) is provided with a pump (9), the upper fixing bolt of the pump (9) is connected with a cooling tank inlet pipe (10), the lower fixing of the cooling tank inlet pipe (10) is provided with a cooling tank (11), the middle of the hydrolysis kettle shell (4) is provided with a bracket (6), the two sides of the bracket (6) are provided with fixing bolts (3) by virtue of uniform fixing, the middle fixing clamps at the two brackets at the upper end of the bracket (6) are provided with a low-speed motor (5), a power shaft at the lower end of the low-speed motor (5) is connected with a shaft coupler (12), the lower end of the shaft coupler (12) is connected with a main shaft (15), the outer surface of the main shaft (15) is provided with three rolling connectors (18), and one side of the rolling connectors (26) is connected with a circular truncated cone (26), connecting rib plate (25) one end fixed welding installs connection round platform (24), one side fixed welding who connects round platform (24) installs puddler (22), the upper and lower both ends fixed mounting of puddler (22) has stirring fan blade (23), the front side of puddler (22) is close to middle fixed mounting and has activity minor axis B (21), the front end movable sleeve of activity minor axis B (21) is equipped with pull rod (20), the one end activity of pull rod (20) is run through installs activity minor axis A (19), two fixed mounting has connecting rod (14) between pull rod (20), the up end fixed welding of connecting rod (14) installs annular handle (13), the lower terminal surface fixed welding of roll connection ware (18) installs floor (29), the middle even department at the both ends of floor (29) is provided with spacing groove (27), movable mounting has ball (28) between the inner chamber wall of roll connection ware (18) and the outer wall of main shaft (15).

2. The efficient nitrophenol hydrolysis crystallization device of claim 1, wherein: the upper end of the hydrolysis kettle outer shell (4) is fixedly installed and connected with the end faces of the two sides of the support (6) through the fixing bolts (3) in a threaded mode, and the main shaft (15) is fixedly connected with the middle of the lower end of the inner wall of the inner shell (17) in a rotating mode through a groove.

3. The efficient nitrophenol hydrolysis crystallization device of claim 1, wherein: the inboard fixed mounting of hydrolysis kettle shell (4) has heating resistance silk layer (16), the inboard fixed mounting of heating resistance silk layer (16) has inner shell (17).

4. The efficient nitrophenol hydrolysis crystallization device of claim 1, wherein: two pull rods (20) are uniformly and movably arranged at the positions, close to the middle, of the front end and the rear end of the rolling connector (18), and the rolling connector (18) is movably connected with the stirring rod (22) through the pull rods (20).

5. The efficient nitrophenol hydrolysis crystallization device of claim 1, wherein: the middle of the limiting groove (27) is provided with a connecting rod (14) in a penetrating and movable mode, and the connecting rods (14) are fixedly connected through a coupler (12) in a welding mode.

6. The efficient nitrophenol hydrolysis crystallization device of claim 1, wherein: three fixed round platforms (26) are uniformly welded and installed on two sides of the outer surface of the main shaft (15), and the fixed round platforms (26) are movably connected with the connecting rib plates (25) through movable shafts.