CN220546872U - Methanol rectifying still stirrer - Google Patents

Abstract

The utility model relates to the technical field of stirring equipment and discloses a methanol rectifying still stirrer which comprises a connecting pipe, wherein an upper bracket is arranged on the surface of the connecting pipe, a stirring assembly is arranged at one end of the connecting pipe and comprises a piston, a driving assembly, a reinforcing assembly and a lifting assembly, the piston is arranged on the inner wall of the connecting pipe in a sliding manner, one end of the piston is provided with a transmission rod through a bolt, one end of the transmission rod is provided with a positioning cylinder, and a plurality of positioning plates are arranged on the surface of the positioning cylinder. The upper bracket drives the piston, the transmission rod, the positioning cylinder and the sliding cylinder to move upwards through the lifting assembly, the positioning cylinder is promoted to be separated from the driving rod, then the dismounting bolt is used for extracting the reinforcing plate and the transmission rod, the sliding cylinder is moved upwards, the sliding cylinder is promoted to be separated from the positioning cylinder, the sliding cylinder drives the stirring blade to move upwards, and therefore the stirring blade is taken down, and cleaning or replacement of the stirring blade is facilitated.

Description

Methanol rectifying still stirrer

Technical Field

The utility model relates to the technical field of stirring equipment, in particular to a methanol rectifying still stirrer.

Background

In the production process of methanol, the recovery of methanol is indispensable, and the rectification method is basically adopted in the process of recovering the methanol, so that the distilled methanol can be repeatedly distilled for improving the purity of the methanol, and further the methanol with higher purity is obtained. The methanol reaction kettle, also called methanol rectifying kettle, is a device for fully distilling methanol during purification in the prior art, and the structure of the methanol reaction kettle generally comprises a kettle body, a transmission device, a stirring device, a heating device, a cooling device and a sealing device, and corresponding auxiliary equipment comprises a fractionating column, a condenser, a water separator, a collecting tank, a filter and the like.

Wherein "a reaction kettle heat preservation device for methanol production" disclosed in the application number of CN201920041365.7, it: the novel heat-insulating kettle comprises a reaction kettle, a heat-insulating layer, an electromagnetic conducting coil, a jacket, a temperature sensor and a flexible heat-insulating sleeve, wherein the jacket is welded on the outer circumference of the reaction kettle, the heat-insulating layer is installed on the outer wall of the reaction kettle, the electromagnetic conducting coil is arranged on the outer side of the heat-insulating layer, the electromagnetic conducting coil is installed on the inner side of the jacket, the temperature sensor is installed at the bottom of the reaction kettle, the flexible heat-insulating sleeve is installed on the outer side of the whole reaction kettle, a speed reducer is fixed on a frame through bolts, the mechanical seal is arranged on one side of the frame, the mechanical seal is installed on the central shaft of the upper end socket, an output shaft of the speed reducer penetrates through the frame and is connected with a stirring shaft through a coupler, an induction heating principle is applied, the electromagnetic coil generates vortex and directly acts on a container, so that the container generates heat, the coil does not generate heat, and the inner heat-insulating layer and the outer flexible heat-insulating sleeve are added, so that the heating efficiency is higher, and the service life is prolonged.

However, the methanol reaction kettle has the following defects: the stirring blade is not detachable, so that the cleaning or replacement of the stirring blade is not facilitated, and the height of the existing stirring blade is unchanged, so that the upper layer and the lower layer are poor in mixing effect.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a methanol rectifying still stirrer which has the advantages of convenient disassembly and periodical lifting, and solves the problems proposed by the background art.

The utility model provides the following technical scheme: the utility model provides a methyl alcohol rectifying still agitator, includes the connecting pipe, the surface of connecting pipe is equipped with the upper bracket, the one end of connecting pipe is equipped with stirring subassembly, stirring subassembly includes piston, drive assembly, reinforcement subassembly and lifting unit, the piston slides and sets up the inner wall at the connecting pipe, the one end of piston is equipped with the transfer line through the bolt, the one end of transfer line is equipped with the location section of thick bamboo, the surface of location section of thick bamboo is equipped with a plurality of locating plate, the surface sliding connection of location section of thick bamboo has a slide cylinder, slide hole and a plurality of constant head tank have been seted up respectively to the surface of slide cylinder, a plurality of the inner wall of constant head tank respectively with the surface sliding connection of a plurality of locating plate, the surface of slide cylinder is equipped with a plurality of stirring leaf.

As a preferable technical scheme of the utility model, the driving assembly comprises a driving rod and a plurality of driving grooves, the driving rod is arranged on the inner wall of the positioning cylinder in a sliding manner, a plurality of driving plates are arranged on the surface of the driving rod, one end of the driving rod is rotationally connected with a lower bracket through a sealing bearing, a first motor is arranged at the bottom end of the lower bracket and is a forward and reverse motor, a transmission shaft of the first motor is fixedly connected with one end of the driving rod, a plurality of driving grooves are formed in the inner wall of the positioning cylinder, and the inner wall of the driving grooves are respectively connected with the surfaces of the driving plates in a sliding manner.

As a preferable technical scheme of the utility model, a plurality of driving plates are uniformly distributed in a ring shape, and four mounting holes are formed on the surface of the lower bracket and the surface of the upper bracket.

As a preferable technical scheme of the utility model, the reinforcing component comprises a reinforcing groove, the reinforcing groove is formed in the surface of the transmission rod, the inner wall of the reinforcing groove is slidably connected with a reinforcing plate, the reinforcing plate is in a T shape, the top end of the reinforcing plate is provided with a storage groove, the inner wall of the storage groove is slidably connected with an abutting block, the surface of the abutting block is provided with a through hole, a bolt is arranged in the through hole, and the inner wall of the bottom end of the storage groove is provided with a threaded hole in threaded connection with the bolt.

As a preferable technical scheme of the utility model, the surface of the abutting block is in sliding connection with the surface of the transmission rod, and the bottom end of the reinforcing plate is in sliding connection with the top end of the sliding cylinder.

As a preferable technical scheme of the utility model, the lifting assembly comprises a vertical plate, the vertical plate is fixedly arranged at the top end of the upper bracket, a second motor is arranged on the back surface of the vertical plate, a cam is arranged on a transmission shaft of the second motor, a movable ring is slidably connected to the surface of the cam, a vertical rod is arranged on the surface of the movable ring, and one end of the vertical rod is arranged in the connecting pipe and is fixedly connected with the other end of the piston.

As a preferable technical scheme of the utility model, the front surface and the back surface of the movable ring are respectively provided with an anti-drop ring, one end of the anti-drop ring is in sliding connection with the front surface of the cam, and the other end of the anti-drop ring is in sliding connection with the back surface of the cam.

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

1. the upper bracket drives the piston, the transmission rod, the positioning cylinder and the sliding cylinder to move upwards through the lifting assembly, so that the positioning cylinder is separated from the driving rod, then the reinforcing plate and the transmission rod are pulled out by the dismounting bolt, the sliding cylinder is moved upwards, the sliding cylinder is driven to be separated from the positioning cylinder, the stirring blade is driven to move upwards by the sliding cylinder, and the stirring blade is taken down, so that the stirring blade is convenient to clean or replace;

2. the second motor drives the cam to rotate, the cam rotates to drive the movable ring to move, the movable ring is limited by the connecting pipe through the vertical rod and the piston, the convex part of the cam periodically contacts with the inner wall at the top of the movable ring, so that the movable ring is driven to alternately move upwards and downwards, the movable ring drives the positioning cylinder and the stirring blade to move through the piston and the transmission rod, the periodic lifting of the stirring blade is realized, and the upper-layer and lower-layer mixing effect is enhanced

3. The reinforcing plate slides into the reinforcing groove, the reinforcing plate can prop against the sliding cylinder, then the abutting block moves downwards along the surface of the transmission rod, the abutting block is enabled to slide into the storage groove, the bolt is screwed into the through hole and the threaded hole, the abutting block and the reinforcing plate are fixed, the abutting block and the transmission rod are matched to prop against the reinforcing plate, the reinforcing plate is prevented from being separated from the reinforcing groove, and the reinforcing effect of the reinforcing plate on the sliding cylinder is guaranteed.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4 at C in accordance with the present utility model;

in the figure: 1. a connecting pipe; 2. an upper bracket; 3. a stirring assembly; 31. a piston; 32. a transmission rod; 33. a positioning cylinder; 34. a positioning plate; 35. a slide cylinder; 36. a slide hole; 37. a positioning groove; 38. stirring the leaves; 4. a drive assembly; 41. a driving rod; 42. a driving groove; 43. a driving plate; 44. a lower bracket; 45. a first motor; 5. a reinforcement assembly; 51. a reinforcing groove; 52. a reinforcing plate; 53. a storage groove; 54. an abutment block; 55. a through hole; 6. a lifting assembly; 61. a riser; 62. a second motor; 63. a cam; 64. a moving ring; 65. a vertical rod; 7. and (5) preventing the ring from falling off.

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.

Example 1:

referring to fig. 1-5, the utility model provides a methanol rectifying still stirrer, which comprises a connecting pipe 1, wherein an upper bracket 2 is arranged on the surface of the connecting pipe 1, and a stirring assembly 3 is arranged at one end of the connecting pipe 1;

referring to fig. 1-5, the utility model provides a methanol rectifying still stirrer, which further comprises a stirring assembly 3, wherein the stirring assembly 3 comprises a piston 31, a driving assembly 4, a reinforcing assembly 5 and a lifting assembly 6, the piston 31 is slidably arranged on the inner wall of a connecting pipe 1, one end of the piston 31 is provided with a transmission rod 32 through a bolt, one end of the transmission rod 32 is provided with a positioning cylinder 33, the surface of the positioning cylinder 33 is provided with a plurality of positioning plates 34, the surface of the positioning cylinder 33 is slidably connected with a sliding cylinder 35, the surface of the sliding cylinder 35 is respectively provided with a sliding hole 36 and a plurality of positioning grooves 37, the inner wall of the plurality of positioning grooves 37 is respectively slidably connected with the surface of the plurality of positioning plates 34, and the surface of the sliding cylinder 35 is provided with a plurality of stirring blades 38;

specifically, as shown in fig. 1, 2, 3, 4 and 5, when the stirring blade 38 needs to be cleaned or replaced, the methanol rectifying still cover is detached, the upper bracket 2 is originally fixed on the surface of the methanol rectifying still cover through bolts, the methanol rectifying still cover can drive the upper bracket 2 to move, the upper bracket 2 drives the piston 31, the transmission rod 32, the positioning cylinder 33 and the sliding cylinder 35 to move upwards through the lifting component 6, the positioning cylinder 33 is driven to be separated from the driving rod 41, then the limit of the reinforcing component 5 on the sliding cylinder 35 is released, the sliding cylinder 35 is then moved upwards, the sliding cylinder 35 is driven to be separated from the positioning cylinder 33, the sliding cylinder 35 drives the stirring blades 38 to move upwards, and accordingly the stirring blade 38 is removed, and the cleaning or replacement of the stirring blade 38 is facilitated.

Example 2:

the driving assembly 4 comprises a driving rod 41 and a plurality of driving grooves 42, the driving rod 41 is arranged on the inner wall of the positioning cylinder 33 in a sliding manner, a plurality of driving plates 43 are arranged on the surface of the driving rod 41, one end of the driving rod 41 is rotatably connected with a lower bracket 44 through a sealing bearing, a first motor 45 is arranged at the bottom end of the lower bracket 44, the first motor 45 is a forward and reverse rotating motor, a transmission shaft of the first motor 45 is fixedly connected with one end of the driving rod 41, the plurality of driving grooves 42 are formed in the inner wall of the positioning cylinder 33, and the inner wall of the plurality of driving grooves 42 is respectively connected with the surfaces of the plurality of driving plates 43 in a sliding manner;

the driving plates 43 are uniformly distributed in a ring shape, four mounting holes are formed in the surface of the lower bracket 44 and the surface of the upper bracket 2, the mounting holes are matched with peripheral bolts, the lower bracket 44 is fixed at the bottom of the methanol rectifying kettle, and the upper bracket 2 is fixed at the kettle cover of the methanol rectifying kettle;

specifically, as shown in fig. 1, 4, and 5, first of all.

Example 3:

the reinforcing assembly 5 comprises a reinforcing groove 51, the reinforcing groove 51 is formed in the surface of the transmission rod 32, the inner wall of the reinforcing groove 51 is slidably connected with a reinforcing plate 52, the reinforcing plate 52 is of a T shape, the top end of the reinforcing plate 52 is provided with a containing groove 53, the inner wall of the containing groove 53 is slidably connected with an abutting block 54, the surface of the abutting block 54 is provided with a through hole 55, a bolt is arranged in the through hole 55, and the inner wall at the bottom end of the containing groove 53 is provided with a threaded hole in threaded connection with the bolt;

the surface of the abutting block 54 is in sliding connection with the surface of the transmission rod 32, and the bottom end of the reinforcing plate 52 is in sliding connection with the top end of the sliding cylinder 35;

specifically, as shown in fig. 1, 2, 4 and 5, in order to prevent the sliding cylinder 35 from sliding relatively to the positioning cylinder 33 when the lifting assembly 6 works, the reinforcing plate 52 is slid into the reinforcing groove 51, and the reinforcing plate 52 is set to be T-shaped, so that the reinforcing plate 52 is finally supported against the surface of the driving rod 32, at this time, the reinforcing plate 52 will support against the sliding cylinder 35, then the supporting block 54 moves downwards along the surface of the driving rod 32, so as to promote the supporting block 54 to slide into the storage groove 53, screw bolts into the through holes 55 and the threaded holes, thereby fixing the supporting block 54 and the reinforcing plate 52, the supporting block 54 cooperates with the driving rod 32 to support against the reinforcing plate 52, preventing the reinforcing plate 52 from being separated from the reinforcing groove 51, and guaranteeing the reinforcing effect of the reinforcing plate 52 on the sliding cylinder 35.

Example 4:

the lifting assembly 6 comprises a vertical plate 61, the vertical plate 61 is fixedly arranged at the top end of the upper bracket 2, a second motor 62 is arranged on the back surface of the vertical plate 61, a cam 63 is arranged on a transmission shaft of the second motor 62, the surface of the cam 63 is in sliding connection with a moving ring 64, a vertical rod 65 is arranged on the surface of the moving ring 64, and one end of the vertical rod 65 is arranged in the connecting pipe 1 and is fixedly connected with the other end of the piston 31;

the front and back of the moving ring 64 are provided with anti-drop rings 7, one end of one anti-drop ring 7 is in sliding connection with the front of the cam 63, one end of the other anti-drop ring 7 is in sliding connection with the back of the cam 63, and the two anti-drop rings 7 limit the cam 63 to prevent the cam 63 from being separated from the moving ring 64;

specifically, as shown in fig. 1, 3 and 4, first, the second motor 62 rotates to drive the cam 63 to rotate, the cam 63 rotates to drive the moving ring 64 to move, the moving ring 64 is limited by the connecting pipe 1 through the vertical rod 65 and the piston 31 and can only move in the vertical direction, the convex part of the cam 63 periodically contacts with the inner wall at the top of the moving ring 64, so that the moving ring 64 is driven to alternately move up and down, the moving ring 64 drives the positioning cylinder 33 to move through the piston 31 and the transmission rod 32, and the positioning cylinder 33 cooperates with the reinforcing component 4 to drive the sliding cylinder 35 and the stirring blade 38 to alternately move up and down, so that the periodic lifting of the stirring blade 38 is realized, and the upper-lower layer mixing effect is enhanced.

When the methanol rectifying still stirrer is specifically used, firstly, the surface of the lower bracket 44 and the surface of the upper bracket 2 are respectively provided with four mounting holes, the mounting holes are matched with bolts arranged outside, the lower bracket 44 is fixed at the bottom of the methanol rectifying still, the upper bracket 2 is fixed at the kettle cover of the methanol rectifying still, when the stirring blades 38 need to be cleaned or replaced, the methanol rectifying still cover is detached, the upper bracket 2 is originally fixed on the surface of the methanol rectifying still cover through bolts, the methanol rectifying still cover can drive the upper bracket 2 to move, the upper bracket 2 drives the piston 31, the transmission rod 32, the positioning cylinder 33 and the sliding cylinder 35 to move upwards through the lifting component 6, the positioning cylinder 33 is driven to be separated from the driving rod 41, then the bolts are detached to pull out the reinforcing plate 52, so that the limit of the reinforcing component 5 to the sliding cylinder 35 is released, the bolts are detached, the transmission rod 32 is conveniently separated from the connecting pipe 1, the connecting pipe 1 and the piston 31 are prevented from blocking the sliding cylinder 35 which moves upwards, and the sliding cylinder 35 is driven to be separated from the positioning cylinder 33, and the sliding cylinder 35 is driven to move upwards, and the stirring blades 38 are conveniently replaced, and the stirring blades 38 are conveniently cleaned or replaced;

when the methanol mother liquor needs to be stirred, the first motor 45 is started, the first motor 45 drives the driving rod 41 to rotate, the driving rod 41 drives the driving plate 43 to rotate, the driving plate 43 drives the positioning cylinder 33 to rotate through the driving groove 42, the positioning cylinder 33 drives the sliding cylinder 35 to rotate through the positioning plate 34 and the positioning groove 37, the sliding cylinder 35 drives the stirring blade 38 to rotate, the stirring blade 38 can stir the methanol mother liquor, further, the second motor 62 is started, the second motor 62 rotates to drive the cam 63 to rotate, the cam 63 rotates to drive the moving ring 64 to move, the moving ring 64 can be limited by the connecting pipe 1 through the vertical rod 65 and the piston 31, only the movement in the vertical direction can be carried out, the convex part of the cam 63 can periodically contact with the inner wall at the top of the moving ring 64, so that the moving ring 64 is driven to alternately move upwards and downwards, the moving ring 64 drives the positioning cylinder 33 to move through the piston 31 and the driving rod 32, the positioning cylinder 33 can cooperate with the reinforcing component 4 to drive the sliding cylinder 35 and the stirring blade 38 to alternately move upwards and downwards, the periodic lifting of the stirring blade 38 is realized, and the upper layer and lower layer mixing effect is enhanced.

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 (7)

1. The utility model provides a methyl alcohol rectifying still agitator, includes connecting pipe (1), its characterized in that, the surface of connecting pipe (1) is equipped with upper bracket (2), the one end of connecting pipe (1) is equipped with stirring subassembly (3), stirring subassembly (3) are including piston (31), drive assembly (4), reinforcement subassembly (5) and lifting unit (6), piston (31) slip setting is at the inner wall of connecting pipe (1), the one end of piston (31) is equipped with transfer line (32) through the bolt, the one end of transfer line (32) is equipped with positioning cylinder (33), the surface of positioning cylinder (33) is equipped with a plurality of locating plate (34), the surface sliding connection of positioning cylinder (33) has slide cylinder (35), slide hole (36) and a plurality of constant head tank (37) have been seted up respectively to the surface of slide cylinder (35), a plurality of inner wall of constant head tank (37) are respectively with the surface sliding connection of a plurality of locating plate (34), the surface of slide cylinder (35) is equipped with a plurality of stirring leaf (38).

2. The methanol rectifying still stirrer according to claim 1, characterized in that: the driving assembly (4) comprises a driving rod (41) and a plurality of driving grooves (42), the driving rod (41) is slidably arranged on the inner wall of the positioning cylinder (33), a plurality of driving plates (43) are arranged on the surface of the driving rod (41), one end of the driving rod (41) is rotatably connected with a lower support (44) through a sealing bearing, a first motor (45) is arranged at the bottom end of the lower support (44), the first motor (45) is a forward and reverse rotating motor, a transmission shaft of the first motor (45) is fixedly connected with one end of the driving rod (41), the driving grooves (42) are formed in the inner wall of the positioning cylinder (33), and the inner walls of the driving grooves (42) are slidably connected with the surfaces of the driving plates (43) respectively.

3. The methanol rectifying still stirrer according to claim 2, characterized in that: the driving plates (43) are uniformly distributed in a ring shape, and four mounting holes are formed in the surface of the lower bracket (44) and the surface of the upper bracket (2).

4. The methanol rectifying still stirrer according to claim 1, characterized in that: the reinforcing component (5) comprises a reinforcing groove (51), the surface at the transfer line (32) is seted up in the reinforcing groove (51), the inner wall sliding connection in reinforcing groove (51) has reinforcing plate (52), reinforcing plate (52) set up to the T type, accomodate groove (53) have been seted up on the top of reinforcing plate (52), the inner wall sliding connection in accomodate groove (53) has butt piece (54), through-hole (55) have been seted up on the surface of butt piece (54), the inside of through-hole (55) is equipped with the bolt, accomodate the inner wall of groove (53) bottom seted up with the screw hole that bolt threaded connection had.

5. The methanol rectifying still stirrer according to claim 4, wherein: the surface of the abutting block (54) is in sliding connection with the surface of the transmission rod (32), and the bottom end of the reinforcing plate (52) is in sliding connection with the top end of the sliding cylinder (35).

6. The methanol rectifying still stirrer according to claim 1, characterized in that: lifting component (6) are including riser (61), the top of riser (61) fixed setting at upper bracket (2), the back of riser (61) is equipped with second motor (62), the transmission shaft of second motor (62) is equipped with cam (63), the surface sliding connection of cam (63) has removal ring (64), the surface of removal ring (64) is equipped with montant (65), the inside of connecting pipe (1) is arranged in to the one end of montant (65) and with the other end fixed connection of piston (31).

7. The methanol rectifying still stirrer according to claim 6, characterized in that: the front and the back of the movable ring (64) are respectively provided with an anti-drop ring (7), one end of the anti-drop ring (7) is in sliding connection with the front of the cam (63), and the other end of the anti-drop ring (7) is in sliding connection with the back of the cam (63).