CN211462105U - High-efficient rotatory film evaporator of production of medical intermediate - Google Patents
High-efficient rotatory film evaporator of production of medical intermediate Download PDFInfo
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- CN211462105U CN211462105U CN202021595909.3U CN202021595909U CN211462105U CN 211462105 U CN211462105 U CN 211462105U CN 202021595909 U CN202021595909 U CN 202021595909U CN 211462105 U CN211462105 U CN 211462105U
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Abstract
A film evaporator for producing efficient rotary medical intermediate includes an evaporator shell and a motor, the middle lower part of the evaporator shell is a double-layer shell composed of inner and outer walls, a heating cavity is set between the inner and outer walls of the evaporator shell, the bottom of the heating cavity is set with a heating liquid inlet, the top of the heating cavity is set with a heating liquid outlet, the upper part of the inner cavity of the evaporator shell is a transition cavity, the lower part is a film forming cavity, the transition cavity and the film forming cavity are separated by a grating plate, one side of the top of the transition cavity is set with a liquid inlet, the other side of the top of the transition cavity is set with a vacuum pumping port, the motor is fixed on the top of the evaporator shell, the utility model connects a scraper with the external sleeve of the central shaft through a spring, the scraper is pressed tightly on the inner wall of the evaporator shell by the spring to improve the updating depth, the inclination directions of the adjacent scrapers on the four installation groove plates are different, realizes rapid dissolution and greatly improves the capacity of the film evaporator in the medical intermediate.
Description
Technical Field
The utility model relates to a film evaporator especially relates to a high-efficient rotatory film evaporator of production usefulness of medical intermediate.
Background
The film evaporator is a new type of high-efficiency evaporator which can make the material continuously and uniformly form film on the heating surface by means of rotating film-scraping device in the cylinder body, and can make falling film evaporation under the condition of higher vacuum. The heat transfer coefficient is large, the evaporation intensity is high, the retention time is short, and the like, and the device is particularly suitable for evaporation concentration, degassing and desolventizing, distillation purification of heat-sensitive materials, high-viscosity materials, particle-containing materials and the like. The scraper of the film evaporator is an important part, but the traditional scraper design causes the film surface to be updated slowly, the amplitude is small, the updating depth is slightly shallow, the materials are not mixed in the dissolving process, the dissolving is not uniform, and the quality stability of the produced product is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a film evaporator of the darker intermediate production usefulness of renewal degree of mixed effect.
The utility model discloses the technical scheme who takes:
a film evaporator for producing a high-efficiency rotary medical intermediate comprises an evaporator shell and a motor, wherein the middle lower part of the evaporator shell is a double-layer shell consisting of an inner wall and an outer wall, a heating cavity is arranged between the inner wall and the outer wall of the evaporator shell, a heating liquid inlet is arranged at the bottom of the heating cavity, a heating liquid outlet is arranged at the top of the heating cavity, a transition cavity is arranged at the upper part of an inner cavity of the evaporator shell, a film forming cavity is arranged at the lower part of the inner cavity of the evaporator shell, the transition cavity and the film forming cavity are separated by a grating plate, a liquid inlet is arranged at one side of the top of the transition cavity, a vacuumizing opening is arranged at the other side of the top of the transition cavity, the motor is fixed at the top of the evaporator shell, an output shaft of the motor is connected with a central shaft, the central shaft extends downwards to the bottom of the film forming cavity, an outer connecting sleeve is sleeved on the central shaft, a plurality of spring grooves are formed in the mounting groove plate, springs are connected in the spring grooves, the outer ends of the springs are connected with scraping plates, the side edges of the scraping plates are attached to the inner wall of the evaporator shell, the bottom of the evaporator shell is a conical funnel, and the bottom of the conical funnel is a discharge hole.
The grating plate is a high-temperature-resistant and corrosion-resistant glass fiber reinforced plastic grating.
The scraper is connected on the mounting groove plate in an inclined manner at a certain angle with the vertical direction through a spring.
The mounting groove plate is provided with a plurality of pairs of spring grooves along the axial direction, two spring grooves of each pair of spring grooves are obliquely arranged up and down, and two springs in each pair of spring grooves are obliquely connected with a scraper.
The inclination directions of two adjacent scrapers on the mounting groove plate are opposite, and the inclination directions of the adjacent scrapers on the adjacent mounting groove plate are opposite.
The top central shaft of the film forming cavity is connected with a conical liquid separator.
The conical surface of the conical liquid separator is provided with a plurality of liquid baffle plates.
The utility model has the advantages that: the utility model discloses a spring is connected the scraper blade with the external cover of center pin, and the spring sticiss the scraper blade on evaporator shell inner wall to improve the renewal degree of depth, the scraper blade incline direction adjacent each other is different on four installation frills, plays the effect of back mixing to the material, increases the range of renovating to the material, realizes dissolving fast, improves the productivity of film evaporator in medical intermediate greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the external sleeve structure of the present invention.
Fig. 3 is a top view of the external sleeve of the present invention.
Wherein: 1-a motor; 2-liquid inlet; 3-vacuum pumping port; 4-an evaporator shell; 5-a transition cavity; 6-a grid plate; 7-conical liquid separator; 8-heating liquid outlet; 9-liquid baffle; 10-heating the cavity; 11-a scraper; 12-an external sleeve; 13-a spring; 14-a spring groove; 15-central axis; 16-a heating liquid inlet; 17-a conical funnel; 18-a discharge hole; 19-installing a groove plate; 20-film forming cavity.
Detailed Description
A film evaporator for producing a high-efficiency rotary medicine intermediate comprises an evaporator shell 4 and a motor 1, wherein the middle lower part of the evaporator shell 4 is a double-layer shell consisting of an inner wall and an outer wall, a heating cavity 10 is arranged between the inner wall and the outer wall of the evaporator shell 4, a heating liquid inlet 16 is arranged at the bottom of the heating cavity 10, a heating liquid outlet 8 is arranged at the top of the heating cavity 10, a transition cavity 5 is arranged at the upper part of an inner cavity of the evaporator shell 4, a film forming cavity 20 is arranged at the lower part of the inner cavity of the evaporator shell 4, the transition cavity 5 and the film forming cavity 20 are separated by a grating plate 6, a liquid inlet 2 is arranged at one side of the top of the transition cavity 5, a vacuumizing opening 3 is arranged at the other side of the top of the transition cavity 5, the motor 1 is fixed at the top of the evaporator shell 4, a central shaft 15 is connected with an output shaft of the motor 1, the central shaft 15 extends, the integrative equipartition of circumference is connected with four installation frid 19 on the outer wall of outer adapter sleeve 12, and installation frid 19 sets up along the axial of center pin 15, has seted up a plurality of spring grooves 14 on the installation frid 19, and spring 13 is connected with in the spring groove 14, and the outer end of spring 13 is connected with scraper blade 11, and the side laminating evaporator housing 4 inner wall of scraper blade 11, the bottom of evaporator housing 4 are conical funnel 17, and conical funnel 17's bottom is discharge gate 18.
The grating plate 6 is a high-temperature-resistant and corrosion-resistant glass fiber reinforced plastic grating.
The scraper 11 is connected to the mounting groove plate 19 by a spring 13 in an inclined manner at an angle to the vertical.
The mounting groove plate 19 is provided with a plurality of pairs of spring grooves 14 along the axial direction, two spring grooves 14 of each pair of spring grooves 14 are obliquely arranged up and down, and two springs 13 in each pair of spring grooves 14 are obliquely connected with one scraper 11.
The inclination directions of two adjacent scrapers 11 on the installation groove plates 19 are opposite, and the inclination directions of the adjacent scrapers 11 on the adjacent installation groove plates 19 are opposite.
The top central shaft 15 of the film forming cavity 20 is connected with a conical liquid separator 7.
The conical surface of the conical liquid separator 7 is provided with a plurality of liquid baffle plates 9.
When the device is used, hot oil enters the heating cavity 10 from the heating liquid inlet 16 to heat the film forming cavity 20 at the lower part of the evaporator shell 4, a to-be-processed feed liquid enters the transition cavity 5 from the liquid inlet 2, the feed liquid in the transition cavity 5 is dispersed by the grating plates 6 and leaks downwards onto the conical liquid distributor 7, the motor 1 drives the central shaft 15 to rotate, the conical liquid distributor 7 rotates along with the rotation of the central shaft 15, the conical liquid distributor 7 centrifugally disperses the feed liquid onto the inner wall of the evaporator shell 4, the feed liquid is remixed by the scraper plates 11 while being scraped by the scraper plates 11 with different inclination angles on the inner wall of the evaporator shell 4, the material on the surface of the film is continuously updated along with the rotation of the scraper plates 11, and the vacuum pump is matched with the vacuumizing hole 3 in a vacuumizing way to realize continuous and quick dissolution of the material in the film evaporator, so that mass production is.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (7)
1. A film evaporator for producing a high-efficiency rotating medical intermediate is characterized by comprising an evaporator shell (4) and a motor (1), wherein the middle lower part of the evaporator shell (4) is a double-layer shell consisting of an inner wall and an outer wall, a heating cavity (10) is arranged between the inner wall and the outer wall of the evaporator shell (4), the bottom of the heating cavity (10) is provided with a heating liquid inlet (16), the top of the heating cavity (10) is provided with a heating liquid outlet (8), the upper part of the inner cavity of the evaporator shell (4) is a transition cavity (5), the lower part of the inner cavity of the evaporator shell (4) is a film forming cavity (20), the transition cavity (5) and the film forming cavity (20) are separated by a grating plate (6), one side of the top of the transition cavity (5) is provided with a liquid inlet (2), the other side of the top of the transition cavity (5) is provided with a vacuumizing port (3), the motor (1) is fixed at the top of the evaporator shell, center pin (15) is downward along stretching to the bottom in filming chamber (20) all the time, outer adapter sleeve (12) have been cup jointed on center pin (15) in filming chamber (20), the integrative equipartition in circumference is connected with four installation frid (19) on the outer wall of outer adapter sleeve (12), the axial setting of center pin (15) is followed in installation frid (19), a plurality of spring groove (14) have been seted up on installation frid (19), spring (13) are connected in spring groove (14), the outer end of spring (13) is connected with scraper blade (11), the side laminating evaporimeter casing (4) inner wall of scraper blade (11), the bottom of evaporimeter casing (4) is cone funnel (17), the bottom of cone funnel (17) is discharge gate (18).
2. A high efficiency rotating thin film evaporator for the production of pharmaceutical intermediates according to claim 1 wherein the grid plate (6) is a high temperature resistant and corrosion resistant glass fiber reinforced plastic grid.
3. A high efficiency rotary thin film evaporator for the production of pharmaceutical intermediates according to claim 1 wherein the scraper (11) is attached to the mounting channel plate (19) by a spring (13) inclined at an angle to the vertical.
4. The high-efficiency rotary film evaporator for producing the pharmaceutical intermediates according to claim 3, wherein a plurality of pairs of spring grooves (14) are axially formed in the installation groove plate (19), two spring grooves (14) of each pair of spring grooves (14) are obliquely formed up and down, and two springs (13) in each pair of spring grooves (14) are obliquely connected with one scraper (11).
5. A high efficiency rotary thin film evaporator for the production of pharmaceutical intermediates according to claim 4 wherein the adjacent scrapers (11) on the mounting groove plates (19) are inclined in opposite directions and the adjacent scrapers (11) on the adjacent mounting groove plates (19) are inclined in opposite directions.
6. A high efficiency rotary thin film evaporator for the production of pharmaceutical intermediates according to claim 1 wherein a conical liquid separator (7) is attached to the top central shaft (15) of the film forming chamber (20).
7. A high efficiency rotating thin film evaporator for the production of pharmaceutical intermediates according to claim 6 wherein the conical surface of the conical liquid distributor (7) is provided with a plurality of liquid baffles (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021595909.3U CN211462105U (en) | 2020-08-05 | 2020-08-05 | High-efficient rotatory film evaporator of production of medical intermediate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021595909.3U CN211462105U (en) | 2020-08-05 | 2020-08-05 | High-efficient rotatory film evaporator of production of medical intermediate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211462105U true CN211462105U (en) | 2020-09-11 |
Family
ID=72370462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021595909.3U Active CN211462105U (en) | 2020-08-05 | 2020-08-05 | High-efficient rotatory film evaporator of production of medical intermediate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211462105U (en) |
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2020
- 2020-08-05 CN CN202021595909.3U patent/CN211462105U/en active Active
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