CN213051092U - Scraper discharge centrifuge for thiazole production - Google Patents

Abstract

The utility model relates to the technical field of thiazole production, in particular to a scraper discharge centrifuge for thiazole production, which comprises a bottom plate, wherein a shell is arranged on the bottom plate, one side of the shell is communicated with a siphon, an inner rotary drum is rotatably arranged in the shell, a plurality of filter holes are arranged on the inner rotary drum, a pusher rotor is coaxially arranged in the inner rotary drum, a bearing seat is arranged in one end of the inner rotary drum, a feeding pipe is coaxially arranged in the bearing seat, one end of the feeding pipe is rotatably arranged on one end surface of the pusher rotor, a discharge hole is arranged at one end of the feeding pipe positioned in the inner rotary drum, a rotating shaft is inserted in the other end of the inner rotary drum, one end of the rotating shaft is fixedly connected on the other end of the pusher rotor, a discharge bin is fixedly connected on the side wall of the shell, and the inner rotary, the device can scrape solid-phase objects in the rotary drum and discharge the solid-phase objects out of the machine through the material conveying spiral.

Description

Scraper discharge centrifuge for thiazole production

Technical Field

The utility model relates to a thiazole production technical field especially relates to thiazole production is with scraper centrifuge of unloading.

Background

4-methylthiazole-5-formaldehyde is an important medical intermediate, and a stable crystal form exists. In the preparation process of the stable crystal form of the 4-methylthiazole-5-formaldehyde, the product belongs to a solid material, and the product can be obtained only by centrifugal operation. A centrifugal machine commonly used in the prior art belongs to a flat plate type closed centrifugal machine, and the centrifugal machine needs to be opened after centrifugal operation is completed, and materials are manually shoveled out. However, in the process, odor can escape to pollute the surrounding environment, and the manual shoveling is labor-consuming and time-consuming.

There are also many patent documents on centrifugal devices for solid materials, such as: chinese patent document CN209697191U discloses a chemical industry stirring centrifugal device, relates to centrifugal device technical field, specifically is a chemical industry stirring centrifugal device, including the equipment base, first fixed orifices has been seted up at the top of equipment base, the first hydraulic support rod of fixedly connected with is located at the center that first fixed orifices one side was kept away from to the equipment base, the edge fixedly connected with second hydraulic support rod of box one side is kept away from to the equipment base, the one end fixedly connected with supporting disk of equipment base is kept away from to first hydraulic support rod. For another example: chinese patent document CN209680334U discloses a centrifugal device for chemical reagent production, which comprises a first tank, a second tank is arranged inside the first tank, a rectangular plate is fixedly welded on one side of the first tank body, a motor is fixedly arranged on the upper surface of the rectangular plate, an output shaft of the motor is connected with a rotating shaft through a coupler, one end of the rotating shaft penetrates through the first tank body and is fixedly connected with one side of the second tank body, a boss is arranged on the other side of the second tank body, and one side of the second tank body, which is positioned on the boss, is hinged with a door plate through a hinge, the door plate is also rotatably connected with a pipeline through a bearing, and still install the buckle corresponding with the boss on the door plant, the through-hole has been seted up on the lateral wall of the second jar of body, the discharge gate has been seted up to the bottom of the first jar of body, the discharge gate intercommunication has defeated material pipeline. However, the above-mentioned centrifugal devices cannot achieve automatic discharge.

Disclosure of Invention

The utility model aims at solving the shortcoming that the centrifugal device that has thiazole production among the prior art can not realize automatic discharge, and the scraper centrifuge of unloading for thiazole production that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the scraper discharge centrifuge for thiazole production comprises a bottom plate, wherein a shell is arranged on the bottom plate, one side of the shell is communicated with a siphon, an inner rotary drum is rotatably arranged in the shell, a plurality of filter holes are formed in the inner rotary drum, a pusher rotor is coaxially arranged in the inner rotary drum, a bearing seat is arranged in one end of the inner rotary drum, a feeding pipe is coaxially arranged in the bearing seat, one end of the feeding pipe is rotatably arranged on one end face of the pusher rotor, a discharge hole is formed in one end of the feeding pipe, which is positioned in the inner rotary drum, a rotating shaft is inserted in the other end of the inner rotary drum, one end of the rotating shaft is fixedly connected to the other end of the pusher rotor, a discharge bin is fixedly connected to the side wall of the shell, the inner rotary drum is communicated with the discharge bin, and the other end of the rotating, the pivot is located the rigid coupling has driven gear on the part in the discharge bin, interior rotary drum is located one of discharge bin is served and is served the rigid coupling and have first connecting rod, the rigid coupling has ring gear on the first connecting rod ring gear with the meshing has change gear between the driven gear, the intercommunication has the discharging pipe on the discharge bin bottom, the motor is installed at the casing top, the rigid coupling has first band pulley on the output shaft of motor, the rigid coupling has the second band pulley on the tip of interior rotary drum, first band pulley with the belt is installed in the cooperation on the second band pulley.

Preferably, install the clearance structure on the discharge bin and be used for the clearance the discharging pipe inner wall, the clearance structure includes auger, drive shaft, first bevel gear, second bevel gear and returns the shape frame, it is in to return shape frame rigid coupling on the discharge bin outer wall, the one end level of pivot extends to return in the shape frame and with first bevel gear rigid coupling, the rotatable vertical installation of drive shaft returns in the shape frame, second bevel gear rigid coupling is in the drive shaft, second bevel gear meshing is in on the first bevel gear, auger slidable installs in the discharging pipe, the bottom of drive shaft with the top coaxial line rigid coupling of auger is in the same place.

Preferably, the discharging bin is provided with a vibration starting device for enabling the discharging bin to vibrate, the vibration starting structure comprises a cam, a baffle, a push rod, a second connecting rod, a hinged seat, a vibration starting hammer, a limit nut, a guide rod and a return spring, the cam is fixedly connected with the top end of the driving shaft, the guide rod is horizontally and fixedly connected with the top of the discharging bin, the baffle plate is provided with a guide hole, the guide rod is inserted in the guide hole, the reset spring is sleeved on the guide rod, the baffle is provided with a notch, the push rod can be slidably arranged in the notch, the push rod is screwed with a limit nut, the hinged seat is fixedly connected with the top of the discharging bin, the middle part of the second connecting rod is hinged on the hinged seat, one end of the second connecting rod is fixedly connected to the push rod, and the other end of the second connecting rod is fixedly connected with the vibration starting hammer.

A thiazole production method of a scraper discharge centrifuge for thiazole production comprises the following steps:

s1: starting a motor to drive the inner rotary drum to rotate, and injecting thiazole mother liquor into the inner rotary drum from a feeding pipe;

s2: introducing the thiazole mother liquor into the inner rotary drum through a feed pipe, and discharging a liquid phase substance out of the inner rotary drum through a filtering hole on the outer wall of the inner rotary drum under the action of centrifugal force to be collected in the shell;

s: liquid phase matters collected in the shell are pumped out by a siphon pipe, and solid phase matters are trapped in the inner rotary drum to form an annular filter cake layer;

s3: stopping feeding after the feeding reaches predetermined volume, further separating, detecting oxygen content through an oxygen content detection device during separation, setting an observation opening and a nitrogen filling opening, filling nitrogen when the oxygen content is lower, scraping solid-phase objects down, and enabling the solid-phase objects to enter a discharging bin through a material pusher rotor in a spiral discharge inner rotary drum.

S4: after the secondary discharge of the discharge bin, the material is discharged from the discharge pipe.

Preferably, the secondary discharging comprises the following steps:

a1: the solid-phase substances are collected in the discharging bin, and part of the solid-phase substances are discharged from the discharging pipe under the action of gravity;

a2: under the action of the vibration starting device, the discharging bin is vibrated, so that residual materials in the discharging bin are discharged;

a3: the material attached to the inner wall of the discharge pipe is scraped off from the inner wall of the discharge pipe under the action of the cleaning structure.

The utility model provides a thiazole production is with scraper centrifuge of unloading, beneficial effect lies in: the centrifuge adopts a motor to drive the sleeved inner and outer rotary drums to rotate at full speed, materials are introduced into the rotary drums through the feeding pipes, under the action of centrifugal force, liquid phase substances pass through the filter cloth and the filter holes of the wall of the inner rotary drum and are discharged out of the inner rotary drum, are collected in a gap between the inner rotary drum and the outer rotary drum, pass through the through hole of the siphon chamber, enter the siphon chamber, and are pumped out of the centrifuge through the siphon device. The solid phase is trapped in the inner rotary drum to form an annular filter cake layer. Stopping feeding after the feeding reaches a preset volume, further separating, detecting the oxygen content through an oxygen content detection device during separation, arranging an observation port and a nitrogen filling port, filling nitrogen when the oxygen content is lower, scraping the solid phase substances, and discharging the solid phase substances out of the machine through a conveying screw.

Drawings

Fig. 1 is the utility model provides a thiazole production is with scraper centrifuge of unloading's a schematic structural diagram.

Fig. 2 is the utility model provides a thiazole production is with scraper centrifuge of unloading's structural schematic diagram two.

Fig. 3 is a partial section view of the scraper discharge centrifuge for thiazole production according to the present invention.

Fig. 4 is a second partial sectional view of the scraper discharge centrifuge for thiazole production provided by the utility model.

Fig. 5 is a third partial sectional view of the scraper discharge centrifuge for thiazole production provided by the utility model.

Fig. 6 is an enlarged view of the position a of the scraper discharge centrifuge for thiazole production.

Fig. 7 is an enlarged view of the position B of the scraper discharge centrifuge for thiazole production.

Fig. 8 is an enlarged view of the C position of the scraper discharge centrifuge for thiazole production provided by the utility model.

Fig. 9 is a schematic structural diagram of the inner drum of the scraper discharge centrifuge for thiazole production provided by the utility model.

In the figure: the device comprises a bottom plate 1, a shell 2, an inner rotary drum 3, a filtering hole 301, a bearing seat 4, a feeding pipe 5, a discharging hole 6, a motor 7, a first belt wheel 8, a belt 9, a second belt wheel 10, a pusher rotor 11, a rotating shaft 12, a discharging bin 13, a driven gear 14, an annular gear 15, a speed change gear 16, a first connecting rod 17, a discharging pipe 18, a packing auger 19, a driving shaft 20, a first bevel gear 21, a second bevel gear 22, a square frame 23, a cam 24, a baffle 25, a notch 26, a push rod 27, a second connecting rod 28, a hinged seat 29, a vibration-starting hammer 30, a limiting nut 31, a siphon 32, a guide hole 33, a guide rod 34 and a reset spring 35.

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. 1-9, a scraper discharging centrifuge for thiazole production comprises a bottom plate 1, a casing 2 is mounted on the bottom plate 1, a siphon 32 is communicated with one side of the casing 2, an inner rotary drum 3 is rotatably mounted in the casing 2, a plurality of filtering holes 301 are formed in the inner rotary drum 3, a pusher rotor 11 is coaxially arranged in the inner rotary drum 3, a bearing seat 4 is mounted in one end of the inner rotary drum 3, a feeding pipe 5 is coaxially mounted in the bearing seat 4, one end of the feeding pipe 5 is rotatably mounted on one end face of the pusher rotor 11, a discharging hole 6 is formed in one end of the feeding pipe 5 positioned in the inner rotary drum 3, a rotating shaft 12 is inserted in the other end of the inner rotary drum 3, one end of the rotating shaft 12 is fixedly connected to the other end of the pusher rotor 11, a discharging bin 13 is fixedly connected to the side wall of the casing 2, the inner rotary drum 3 is communicated with the, the rigid coupling has driven gear 14 on the part that pivot 12 is located the discharge bin 13, the rigid coupling has first connecting rod 17 on the one end that interior trundle 3 is located discharge bin 13, the rigid coupling has ring gear 15 on first connecting rod 17, the meshing has change gear 16 between ring gear 15 and driven gear 14, the intercommunication has discharging pipe 18 on the discharge bin 13 bottom, motor 7 is installed at 2 tops of casing, the rigid coupling has first band pulley 8 on the output shaft of motor 7, the rigid coupling has second band pulley 10 on the tip of interior trundle 3, belt 9 is installed in the cooperation on first band pulley 8 and the second band pulley 10. The starting motor 7 drives the first belt pulley 8 to rotate, the first belt pulley 8 drives the second belt pulley 10 to rotate through the belt 9, the second belt pulley 10 drives the inner rotary drum 3 to rotate in the shell 2, the inner rotary drum 3 rotates to drive the ring gear 15 to rotate, the ring gear 15 drives the driven gear 14 to rotate through the speed change gear 16, the driven gear 14 drives the rotating shaft 12 to rotate, and the rotating shaft 12 drives the material pushing device rotor 11 to rotate.

The discharging bin 13 is provided with a cleaning structure for cleaning the inner wall of the discharging pipe 18, the cleaning structure comprises an auger 19, a driving shaft 20, a first bevel gear 21, a second bevel gear 22 and a clip frame 23, the clip frame 23 is fixedly connected to the outer wall of the discharging bin 13, one end of the rotating shaft 12 horizontally extends into the clip frame 23 and is fixedly connected with the first bevel gear 21, the driving shaft 20 is rotatably and vertically arranged in the clip frame 23, the second bevel gear 22 is fixedly connected to the driving shaft 20, the second bevel gear 22 is meshed with the first bevel gear 21, the auger 19 is slidably arranged in the discharging pipe 18, and the bottom end of the driving shaft 20 is fixedly connected with the top end of the auger 19 coaxially. The rotating shaft 12 drives the driving shaft 20 to rotate through the first bevel gear 21 and the second bevel gear 22, the auger 19 is driven to rotate by the rotation of the rotating shaft 20, and solid matters attached to the inner wall of the discharge pipe 18 are scraped off by the rotation of the auger 22.

The discharging bin 13 is provided with a vibration starting device for enabling the discharging bin 13 to vibrate, the vibration starting structure comprises a cam 24, a baffle 25, a push rod 27, a second connecting rod 28, a hinged seat 29, a vibration starting hammer 30, a limit nut 31, a guide rod 34 and a reset spring 35, the cam 24 is fixedly connected to the top end of the driving shaft 20, the guide rod 34 is horizontally and fixedly connected to the top of the discharging bin 13, a guide hole 33 is formed in the baffle 25, the guide rod 34 is inserted into the guide hole 33, the reset spring 35 is sleeved on the guide rod 34, a notch 26 is formed in the baffle 25, the push rod 27 is slidably arranged in the notch 26, the limit nut 31 is screwed on the push rod 27, the hinged seat 29 is fixedly connected to the top of the discharging bin 13, the middle of the second connecting rod 28 is hinged to the hinged seat 29, one end of the second connecting rod 28 is fixedly connected to the push rod 27, and. The device that starts to vibrate can make discharging material silo 13 produce vibrations, and discharging material silo 13 produces vibrations and can accelerate the material and discharge from discharging material silo 13 in the speed, can also make the interior remaining material of discharging material silo 13 discharge.

A thiazole production method of a scraper discharge centrifuge for thiazole production comprises the following steps:

s1: starting a motor 7 to drive the inner rotary drum 3 to rotate, and injecting thiazole mother liquor into the inner rotary drum 3 from a feed pipe 5;

s2: the thiazole mother liquor is introduced into the inner rotary drum 3 through a feeding pipe 5, and under the action of centrifugal force, liquid phase substances pass through a filtering hole 301 on the outer wall of the inner rotary drum 3 and are discharged out of the inner rotary drum 3 and are collected into the shell 2;

s3: liquid phase substances collected in the shell 2 are pumped out by a siphon 32, and solid phase substances are trapped in the inner rotary drum 3 to form an annular filter cake layer;

s4: stopping feeding after the feeding reaches a preset volume, further separating, detecting the oxygen content through an oxygen content detection device during separation, arranging an observation port and a nitrogen charging port, charging nitrogen when the oxygen content is lower, scraping solid-phase substances down, spirally discharging the solid-phase substances through a pusher rotor 11, and enabling the solid-phase substances to enter a discharging bin 13 through an inner rotary drum 3.

S5: after the secondary discharge of the discharge bin 13, the material is discharged from the discharge pipe 18.

Preferably, the secondary discharge comprises the following steps:

a1: the solid-phase substances are collected in the discharging bin 13, and part of the solid-phase substances are discharged from the discharging pipe 18 under the action of gravity;

a2: under the action of the vibration starting device, the discharging bin 13 is vibrated, so that residual materials in the discharging bin 13 are discharged;

a3: the material adhering to the inner wall of the tapping pipe 18 is scraped off from the inner wall of the tapping pipe 18 by the cleaning structure.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (3)

1. The scraper discharge centrifuge for thiazole production is characterized by comprising a base plate (1), a shell (2) is installed on the base plate (1), a siphon (32) is communicated with one side of the shell (2), an inner rotary drum (3) is rotatably installed in the shell (2), a plurality of filter holes (301) are formed in the inner rotary drum (3), a pusher rotor (11) is coaxially arranged in the inner rotary drum (3), a bearing seat (4) is installed in one end of the inner rotary drum (3), a feed pipe (5) is coaxially installed in the bearing seat (4), one end of the feed pipe (5) is rotatably installed on one end face of the pusher rotor (11), a discharge port (6) is formed in one end of the inner rotary drum (3), a rotating shaft (12) is inserted into the other end of the inner rotary drum (3), one end of the rotating shaft (12) is fixedly connected to the other end of the pusher rotor (11), a discharging bin (13) is fixedly connected to the side wall of the shell (2), the inner rotating drum (3) is communicated with the discharging bin (13), the other end of the rotating shaft (12) is rotatably installed on the inner wall of the discharging bin (13), a driven gear (14) is fixedly connected to the part of the rotating shaft (12) located in the discharging bin (13), a first connecting rod (17) is fixedly connected to one end of the inner rotating drum (3) located in the discharging bin (13), a ring gear (15) is fixedly connected to the first connecting rod (17), a speed change gear (16) is meshed between the ring gear (15) and the driven gear (14), a discharging pipe (18) is communicated to the bottom of the discharging bin (13), and a motor (7) is installed at the top of the shell (2), a first belt wheel (8) is fixedly connected to an output shaft of the motor (7), a second belt wheel (10) is fixedly connected to the end portion of the inner rotary drum (3), and a belt (9) is installed on the first belt wheel (8) and the second belt wheel (10) in a matched mode.

2. The scraper discharge centrifuge for thiazole production according to claim 1, wherein said discharge bin (13) is installed with a cleaning structure for cleaning the inner wall of said discharge pipe (18), said cleaning structure comprises an auger (19), a driving shaft (20), a first bevel gear (21), a second bevel gear (22) and a frame (23) in a shape of Chinese character 'hui', said frame (23) is fixed on the outer wall of said discharge bin (13), one end of said rotating shaft (12) horizontally extends into said frame (23) and is fixed with said first bevel gear (21), said driving shaft (20) is vertically installed in said frame (23) in a rotatable manner, said second bevel gear (22) is fixed on said driving shaft (20), said second bevel gear (22) is engaged with said first bevel gear (21), said auger (19) is slidably installed in said discharge pipe (18), the bottom end of the driving shaft (20) is coaxially and fixedly connected with the top end of the packing auger (19).

3. The scraper discharge centrifuge for thiazole production according to claim 2, wherein a vibration generating device is installed on said discharge bin (13) for generating vibration to said discharge bin (13), said vibration generating structure comprises a cam (24), a baffle (25), a push rod (27), a second connecting rod (28), a hinged seat (29), a vibration generating hammer (30), a limit nut (31), a guide rod (34) and a return spring (35), said cam (24) is fixedly connected to the top end of said driving shaft (20), said guide rod (34) is horizontally fixedly connected to the top of said discharge bin (13), said baffle (25) is provided with a guide hole (33), said guide rod (34) is inserted into said guide hole (33), said return spring (35) is sleeved on said guide rod (34), said baffle (25) is provided with a slot opening (26), said push rod (27) is slidably installed in said slot opening (26), spiro union stop nut (31) on push rod (27), articulated seat (29) rigid coupling is in discharge bin (13) top, second connecting rod (28) middle part articulates on articulated seat (29), the one end rigid coupling of second connecting rod (28) is in on push rod (27), the other end of second connecting rod (28) with play hammer (30) rigid coupling together.

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