CN214537086U

CN214537086U - A cyclone for preparation of acyclovir midbody

Info

Publication number: CN214537086U
Application number: CN202023324002.6U
Authority: CN
Inventors: 丁铁壁; 晏金华; 刘晓磊; 张帅
Original assignee: Weifang Aotong Pharmaceutical Co ltd
Current assignee: Weifang Aotong Pharmaceutical Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-29
Anticipated expiration: 2030-12-31

Abstract

The utility model provides a cyclone dryer for preparation of acyclovir midbody. The cyclone dryer for preparing the acyclovir intermediate comprises a drying cylinder; the mounting plate is fixedly sleeved on the drying cylinder; the two support plates are fixedly arranged at the bottom of the mounting plate and are respectively positioned at two sides of the drying cylinder; the exhaust pipe is fixedly arranged on one side of the drying cylinder and is positioned above the mounting plate; the air inlet pipe is fixedly arranged on one side, far away from the exhaust pipe, of the drying cylinder and penetrates through one of the supporting plates; and the spiral piece is fixedly arranged on the inner wall of the drying cylinder. The utility model provides a whirlwind desiccator for preparation of acyclovir midbody has and has the advantage that can avoid the material caking to pile up, and be convenient for the clearance.

Description

A cyclone for preparation of acyclovir midbody

Technical Field

The utility model relates to a cyclone dryer technical field especially relates to a cyclone dryer for preparation of acyclovir midbody.

Background

The airflow dryer has the advantages of high drying strength, large handling capacity and simple equipment, is widely applied to the industries of medicine, food and chemical industry, and needs a cyclone dryer to dry pyrimidine crystals in the preparation of acyclovir intermediates.

However, the condition of crystallization caking appears easily when current cyclone is carrying out the drying to the pyrimidine crystal, and the crystallization is in case the caking and pile up the bottom at the jar body easily, leads to production efficiency low, and the cyclone that adopts at present is mostly the integral type structure simultaneously, need regularly clear up the jar body in order to guarantee the quality of medicine in medicine preparation, and the jar body of at this moment integral type is cleared up comparatively trouble.

Therefore, there is a need to provide a new cyclone dryer for preparing acyclovir intermediates to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a cyclone dryer for preparation of acyclovir midbody that can avoid the material caking to pile up, and be convenient for clear up.

In order to solve the technical problem, the utility model provides a cyclone dryer for preparation of acyclovir midbody includes: a drying cylinder; the mounting plate is fixedly sleeved on the drying cylinder; the two support plates are fixedly arranged at the bottom of the mounting plate and are respectively positioned at two sides of the drying cylinder; the exhaust pipe is fixedly arranged on one side of the drying cylinder and is positioned above the mounting plate; the air inlet pipe is fixedly arranged on one side, far away from the exhaust pipe, of the drying cylinder and penetrates through one of the supporting plates; the spiral piece is fixedly arranged on the inner wall of the drying cylinder; the cylinder bottom is arranged at the bottom of the drying cylinder; the rotating shafts are rotatably arranged on the inner walls of the two sides of the cylinder bottom, and two ends of each rotating shaft extend out of the cylinder bottom; the scattering rods are fixedly arranged on the rotating shaft, are distributed in a circular array and are positioned in the cylinder bottom; the motor is fixedly arranged on one side of the cylinder bottom, and an output shaft of the motor is fixedly connected with one end of the rotating shaft; a mobile sealing structure disposed on the barrel bottom.

Preferably, remove seal structure and include annular, thimble, seal cover, slide, fixed plate and hydro-cylinder, the annular is seted up the bottom of drying cylinder, the thimble sets up in the annular, the bottom of thimble extends to outside the drying cylinder and with the top fixed connection of bobbin base, the fixed cover of seal cover is established on the bobbin base, the inner wall of seal cover with the drying cylinder contacts, slide fixed mounting is in the bottom of bobbin base, the both sides of slide respectively with two one side that the backup pad is close to each other contacts, fixed plate fixed mounting is two one side that the backup pad is close to each other, the fixed plate is located the below of slide, hydro-cylinder fixed mounting is in the top of fixed plate, the output lever of hydro-cylinder with the bottom fixed connection of slide.

Preferably, the top of the fixed plate is fixedly provided with four supporting rods, the four supporting rods are distributed in a circular array, and the four supporting rods are fixedly connected with the cylinder bottom.

Preferably, two the rolling groove has all been seted up to the one side that the backup pad is close to each other, the both sides of slide are all movably inlayed and are had a plurality of balls, and are a plurality of the ball extends to respectively corresponding in the rolling groove and with the inner wall of rolling groove contacts.

Preferably, the seal sleeve is provided with a plurality of bolts, and the bolts are connected with the cylinder bottom.

Preferably, the seal cover with the arc face of leading has all been seted up at the top of caulking ring, the bin outlet has been seted up on one side inner wall of bobbin base, one side of bobbin base articulates there is first apron, first apron with bin outlet looks adaptation, the bobbin base is kept away from seted up dry goods solid discharge gate on one side inner wall of bin outlet, the bobbin base is kept away from one side of first apron articulates there is the second apron, the second apron with dry goods solid discharge gate looks adaptation.

Compared with the prior art, the utility model provides a cyclone dryer for preparation of acyclovir midbody has following beneficial effect:

the utility model provides a cyclone for preparation of acyclovir midbody, this device are different from traditional cyclone, and it can break up the material through the epaxial pole of breaing up of rotatory pivot when the drying, avoids the caking deposit, and removable drying cylinder also makes things convenient for people to carry out periodic cleaning with the bobbin base simultaneously.

Drawings

Fig. 1 is a schematic front sectional view of a preferred embodiment of a cyclone dryer for preparing acyclovir intermediates provided by the present invention;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

fig. 3 is a schematic rear view of a cyclone dryer for preparing acyclovir intermediates according to a preferred embodiment of the present invention.

Reference numbers in the figures: 1. a drying cylinder; 2. mounting a plate; 3. a support plate; 4. an exhaust duct; 5. an air inlet pipe; 6. a spiral sheet; 7. a cylinder bottom; 8. a rotating shaft; 9. breaking up the rods; 10. a motor; 11. a ring groove; 12. embedding a ring; 13. sealing sleeves; 14. a slide plate; 15. a fixing plate; 16. and an oil cylinder.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic sectional view of a preferred embodiment of a cyclone dryer for preparing an acyclovir intermediate according to the present invention; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; fig. 3 is a schematic rear view of a cyclone dryer for preparing acyclovir intermediates according to a preferred embodiment of the present invention. The cyclone dryer for preparing acyclovir intermediate comprises: a drying cylinder 1; the mounting plate 2 is fixedly sleeved on the drying cylinder 1; the two support plates 3 are fixedly arranged at the bottom of the mounting plate 2, and the two support plates 3 are respectively positioned at two sides of the drying cylinder 1; the exhaust pipe 4 is fixedly arranged on one side of the drying cylinder 1, and the exhaust pipe 4 is positioned above the mounting plate 2; the air inlet pipe 5 is fixedly arranged on one side, far away from the exhaust pipe 4, of the drying cylinder 1, and the air inlet pipe 5 penetrates through one of the support plates 3; the spiral sheet 6 is fixedly arranged on the inner wall of the drying cylinder 1; the cylinder bottom 7 is arranged at the bottom of the drying cylinder 1; the rotating shaft 8 is rotatably installed on the inner walls of the two sides of the cylinder bottom 7, and two ends of the rotating shaft 8 extend out of the cylinder bottom 7; the scattering rods 9 are fixedly arranged on the rotating shaft 8, the scattering rods 9 are distributed in a circular array, and the scattering rods 9 are located in the cylinder bottom 7; the motor 10 is fixedly installed on one side of the cylinder bottom 7, and an output shaft of the motor 10 is fixedly connected with one end of the rotating shaft 8; and the movable sealing structure is arranged on the barrel bottom 7.

The movable sealing structure comprises a ring groove 11, an embedded ring 12, a sealing sleeve 13, a sliding plate 14, a fixing plate 15 and an oil cylinder 16, the ring groove 11 is arranged at the bottom of the drying cylinder 1, the embedded ring 12 is arranged in the ring groove 11, the bottom of the embedded ring 12 extends to the outside of the drying cylinder 1 and is fixedly connected with the top of the cylinder bottom 7, the sealing sleeve 13 is fixedly sleeved on the cylinder bottom 7, the inner wall of the sealing sleeve 13 is contacted with the drying cylinder 1, the sliding plate 14 is fixedly arranged at the bottom of the barrel bottom 7, two sides of the sliding plate 14 are respectively contacted with one side of the two supporting plates 3 which are close to each other, the fixing plate 15 is fixedly installed at one side of the two support plates 3 close to each other, the fixing plate 15 is located below the sliding plate 14, the oil cylinder 16 is fixedly arranged at the top of the fixing plate 15, and an output rod of the oil cylinder 16 is fixedly connected with the bottom of the sliding plate 14.

The top fixed mounting of fixed plate 15 has four bracing pieces, four the bracing piece is circular array distribution, four the bracing piece all with barrel head 7 fixed connection.

Two the rolling groove has all been seted up to the one side that backup pad 3 is close to each other, the equal activity of both sides of slide 14 is inlayed and is had a plurality of balls, and is a plurality of the ball extends to respectively corresponding in the rolling groove and with the inner wall of rolling groove contacts.

The sealing sleeve 13 is provided with a plurality of bolts, and the bolts are connected with the cylinder bottom 7.

Seal cover 13 with the arc face of leading has all been seted up at the top of thimble 12, the bin outlet has been seted up on one side inner wall of bobbin base 7, one side of bobbin base 7 articulates there is first apron, first apron with bin outlet looks adaptation, bobbin base 7 is kept away from seted up dry goods solid discharge gate on one side inner wall of bin outlet, bobbin base 7 is kept away from one side of first apron articulates there is the second apron, the second apron with dry goods solid discharge gate looks adaptation.

The utility model provides a working principle of a cyclone dryer for preparation of acyclovir midbody as follows:

when the device is used, air enters the drying cylinder 1 from the air inlet pipe 5, wet solid materials are carried into the drying cylinder 1 through drying air, the motor 10 is started simultaneously, the output shaft of the motor 10 rotates slowly to drive the rotating shaft 8 to rotate, the rotating shaft 8 drives the scattering rods 9 to rotate to scatter the materials when rotating, material caking is prevented from accumulating in the cylinder bottom 7, the wet materials are separated from the solid materials through hot air evaporation, the moisture or solvent is discharged through the top exhaust pipe 4, the dried solid materials are discharged from the side discharge port under the action of self gravity, so that the drying purpose is achieved, when the device needs to be cleaned regularly during long-term use, the oil cylinder 16 is started, the output rod of the oil cylinder 16 retracts to drive the sliding plate 14 to slide downwards along the two supporting plates 3, the sliding plate 14 drives the cylinder bottom 7 to separate from the drying cylinder 1, the embedded ring 12 is separated from the annular groove 11 and the sealing sleeve 13 from the drying cylinder 1, when the output rod of the oil cylinder 16 retracts to the limit, the operation can be finished, the cylinder bottom 7 and the drying cylinder 1 can be cleaned at the moment, and the generated dry product solid can be discharged from a dry product solid discharge hole.

the utility model provides a cyclone for preparation of acyclovir midbody, this device are different from traditional cyclone, and it can break up the material through the pole 9 of breaing up in the rotatory pivot 8 when dry, avoids the caking deposit, and removable drying cylinder 1 also makes things convenient for people to carry out periodic cleaning with bobbin base 7 simultaneously.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A cyclone dryer for preparing acyclovir intermediates, which is characterized by comprising:

a drying cylinder;

the mounting plate is fixedly sleeved on the drying cylinder;

the two support plates are fixedly arranged at the bottom of the mounting plate and are respectively positioned at two sides of the drying cylinder;

the exhaust pipe is fixedly arranged on one side of the drying cylinder and is positioned above the mounting plate;

the air inlet pipe is fixedly arranged on one side, far away from the exhaust pipe, of the drying cylinder and penetrates through one of the supporting plates;

the spiral piece is fixedly arranged on the inner wall of the drying cylinder;

the cylinder bottom is arranged at the bottom of the drying cylinder;

the rotating shafts are rotatably arranged on the inner walls of the two sides of the cylinder bottom, and two ends of each rotating shaft extend out of the cylinder bottom;

the scattering rods are fixedly arranged on the rotating shaft, are distributed in a circular array and are positioned in the cylinder bottom;

the motor is fixedly arranged on one side of the cylinder bottom, and an output shaft of the motor is fixedly connected with one end of the rotating shaft;

a mobile sealing structure disposed on the barrel bottom.

2. The cyclone dryer for preparing acyclovir intermediates of claim 1, wherein the movable sealing structure comprises a ring groove, an embedded ring, a sealing sleeve, a sliding plate, a fixing plate and an oil cylinder, the ring groove is arranged at the bottom of the drying cylinder, the embedded ring is arranged in the ring groove, the bottom of the embedded ring extends out of the drying cylinder and is fixedly connected with the top of the cylinder bottom, the sealing sleeve is fixedly sleeved on the cylinder bottom, the inner wall of the sealing sleeve is in contact with the drying cylinder, the sliding plate is fixedly arranged at the bottom of the cylinder bottom, two sides of the sliding plate are respectively in contact with one side of the two supporting plates close to each other, the fixing plate is fixedly arranged at one side of the two supporting plates close to each other, the fixing plate is positioned below the sliding plate, and the oil cylinder is fixedly arranged at the top of the fixing plate, and the output rod of the oil cylinder is fixedly connected with the bottom of the sliding plate.

3. The cyclone dryer for preparing acyclovir intermediates of claim 2, wherein four support rods are fixedly arranged at the top of the fixing plate, are distributed in a circular array and are fixedly connected with the cylinder bottom.

4. The cyclone dryer for preparing acyclovir intermediates of claim 2, wherein the two support plates are provided with rolling grooves on the sides close to each other, the sliding plate is movably embedded with a plurality of balls on both sides, and the plurality of balls respectively extend into the corresponding rolling grooves and contact with the inner walls of the rolling grooves.

5. The cyclone dryer for preparing acyclovir intermediates of claim 2, wherein a plurality of bolts are arranged on the sealing sleeve and are connected with the cylinder bottom.

6. The cyclone dryer for preparing the acyclovir intermediate as claimed in claim 2, wherein the sealing sleeve and the top of the embedded ring are both provided with arc-shaped guide surfaces, one side of the cylinder bottom is provided with a discharge hole, one side of the cylinder bottom is hinged with a first cover plate, the first cover plate is matched with the discharge hole, one side of the cylinder bottom, which is far away from the discharge hole, is provided with a dry product solid discharge hole, one side of the cylinder bottom, which is far away from the first cover plate, is hinged with a second cover plate, and the second cover plate is matched with the dry product solid discharge hole.