CN210292652U

CN210292652U - Drying cabinet for camptothecin

Info

Publication number: CN210292652U
Application number: CN201921348653.3U
Authority: CN
Inventors: 蒲忠成
Original assignee: Chengdu Xinguang Biotechnology Co Ltd
Current assignee: Chengdu Xinguang Biotechnology Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-04-10
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses a drying cabinet for camptothecin, include: the electric heating device comprises a box body, a rotating shaft, a supporting table and a material box, wherein the box body is hinged with a sealing door, the rotating shaft in transmission connection with a motor is arranged in the box body, the top of the rotating shaft is fixedly connected with the supporting table, the surface of the supporting table is provided with a plurality of first electric heating pipes, and the supporting table is also provided with the material box; fans are arranged on the two side walls in the box body, and a second electric heating pipe is arranged between each fan and the material box; an air cylinder is arranged at the top in the box body, an output shaft of the air cylinder is connected with a cover plate, and a plurality of steam vent holes are formed in the cover plate; the box top is connected with an outlet duct, be equipped with drying device on the outlet duct pipeline, drying device gas outlet end and circulating fan's air intake connection, circulating fan's air outlet and intake-tube connection, the intake-tube other end with the bottom half is connected. The utility model provides a drying cabinet for camptothecin, drying efficiency is high, avoids the heterogeneous coking of emergence even of camptothecin granule drying.

Description

Drying cabinet for camptothecin

Technical Field

The utility model relates to a drying cabinet technical field especially relates to a drying cabinet for camptothecin.

Background

Camptothecin (CPT) is an indole alkaloid generally extracted from camptotheca acuminate, and the extraction and separation of camptothecin and analogues mainly utilizes the characteristics of the substances that the substances are insoluble in water and soluble in organic agents such as ethanol, chloroform and the like, and the camptothecin and analogues are dissolved in the solvents through percolation, and then the solvents are recovered, crystallized and dried to obtain the final product.

In the prior art, the existing hot air drying oven has high energy consumption, camptothecin materials in the drying oven are heated unevenly to influence drying efficiency, the drying efficiency is low, even hardening and coking occur seriously, moisture in the drying process is not easy to be discharged to cause the materials to be bonded, the crystallized camptothecin materials are directly exposed in the air, and some camptothecin powder particles obtained by drying can fly around to cause waste; in addition, the humidity of the camptothecin material at the bottom is higher, so that the camptothecin material is not uniformly dried and the drying speed is slow.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.

In order to solve the deficiency of the prior art, the utility model provides a drying cabinet for camptothecin, include:

the device comprises a box body hinged with a sealing door, wherein a rotating shaft in transmission connection with a motor is arranged in the box body, the top of the rotating shaft is fixedly connected with a supporting table, the surface of the supporting table is provided with a plurality of electric heating tubes I, and the supporting table is also provided with a detachable material box with an opening at the top; fans are arranged on the two side walls in the box body, and a second electric heating pipe is arranged between each fan and the material box;

the top of the box body is provided with an air cylinder, an output shaft of the air cylinder extends into the box body and is connected with a cover plate for covering and pressing the material box, the cover plate is provided with a plurality of steam air holes, and fine grids are fixedly installed on the steam air holes in an embedded mode;

the box top is connected with an outlet duct, be equipped with drying device on the outlet duct pipeline, drying device gas outlet end and circulating fan's air intake connection, circulating fan's air outlet and intake-tube connection, the intake-tube other end with the bottom half is connected.

Preferably, the inner wall of the box body is provided with heat insulation plates; the heat insulation board is provided with a plurality of circular grooves, and graphite particles are filled in the circular grooves.

Preferably, the bottom of the box body is provided with a movable wheel.

Preferably, the surface of the sealing door is provided with a visual transparent part.

Preferably, a handle is arranged at the side edge of the top of the material box.

Preferably, the material box and the support table are detachably mounted in the following manner: the bottom of the material box is provided with a bottom column, and a fixing groove matched with the bottom column is formed in the corresponding position of the surface of the supporting table.

Preferably, a vertical shaft is downwards arranged at the bottom of the cover plate, a transverse connecting rod is arranged in the middle of the vertical shaft, and first scraping blades are arranged at two ends of the connecting rod; the bottom of the vertical shaft is connected with a second scraping blade, and the surface of the connecting rod is annularly provided with a plurality of auxiliary blades.

Preferably, the air outlet pipe and the air inlet pipe are sleeved with heat insulation layers.

The utility model discloses at least, include following beneficial effect:

1. the utility model discloses a fan, electric heating pipe one and electric heating pipe two cooperate to carry out the heat drying processing to the camptothecin material, and the apron lid pushes down the opening of material box, avoids camptothecin powder granule to scatter out, and the pivot drives the rotation of material box for the camptothecin material is heated evenly, accelerates drying rate, and material box accelerates the circulation of air around in rotating, further makes the heating of material box more even stable, avoids the material drying inequality even to take place the coking; the arrangement of the first electric heating pipe is beneficial to heating the bottom of the material box, so that camptothecin materials accumulated at the bottom of the material box can be quickly dried;

2. the cover plate and the material box are used for hermetically storing camptothecin materials, and meanwhile, steam such as water vapor and the like generated in the material box is diffused through the steam vent holes, so that the camptothecin materials are prevented from being bonded and agglomerated due to overweight moisture in the material box; circulating fan takes the air that has the moisture in the box out through the outlet duct, and rethread intake pipe inputs dry hot-air again to the box in after filtering the moisture through drying device for hot-air circulation is used for dry use, thereby makes the heat obtain reuse, practices thrift the energy consumption.

Drawings

Fig. 1 is a schematic structural view of the drying oven for camptothecin according to the present invention.

Fig. 2 is the structural schematic diagram of the unclosed state of the cover plate and the material box of the drying box of the utility model.

Reference numerals: 1-box body, 11-sealing door, 2-rotating shaft, 21-motor, 3-supporting table, 31-fixing groove, 4-first electric heating tube, 5-material box, 51-handle, 52-bottom column, 6-fan, 7-second electric heating tube, 8-cylinder, 9-cover plate, 91-steam vent hole, 10-air outlet pipe, 12-drying device, 13-circulating fan, 14-air inlet pipe, 15-moving wheel, 16-vertical shaft, 17-connecting rod, 18-first doctor blade, 19-second doctor blade and 20-auxiliary blade.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Fig. 1 ~ 2 show that the utility model discloses a drying cabinet for camptothecin is drying cabinet for camptothecin includes:

the box body 1 is hinged with a sealing door 11, a rotating shaft 2 in transmission connection with a motor 21 is arranged in the box body 1, a supporting table 3 is fixedly connected to the top of the rotating shaft 2, a plurality of electric heating tubes I4 are arranged on the surface of the supporting table 3, and a detachable material box 5 with an opening at the top is further arranged on the supporting table 3; a fan 6 is arranged on the two side walls in the box body 1, and a second electric heating pipe 7 is arranged between the fan 6 and the material box 5;

the top of the box body 1 is provided with an air cylinder 8, an output shaft of the air cylinder 8 extends into the box body 1 and is connected with a cover plate 9 for covering and pressing the material box 5, a plurality of steam air holes 91 are formed in the cover plate 9, and a fine grid mesh is fixedly installed on the steam air holes 91 in an embedded mode;

the top of the box body 1 is connected with an air outlet pipe 10, a drying device 12 is arranged on a pipeline of the air outlet pipe 10, the air outlet end of the drying device 12 is connected with an air inlet of a circulating fan 13, an air outlet of the circulating fan 13 is connected with an air inlet pipe 14, and the other end of the air inlet pipe 14 is connected with the bottom of the box body 1.

In the technical scheme, a motor 21, a fan 6, a first electric heating pipe 4, a second electric heating pipe 7 and a cylinder 8 are electrically connected with a controller, camptothecin materials to be dried are placed in a material box 5, the material box is installed and fixed on a supporting table 3, the cylinder 8 is controlled to push a cover plate 9 to move downwards, when the cover plate 9 is pressed on an opening at the top of the material box 5, an output shaft of the cylinder 8 is controlled to stop moving, the cover plate 9 covers the opening of the material box 5 to prevent camptothecin powder particles from flying out, a sealing door 11 is closed, the fan 6, the first electric heating pipe 4, the second electric heating pipe 7 and the motor 21 are controlled to be opened, hot air around the second electric heating pipe 7 is blown to the material box 5 by the fan 6, the first electric heating pipe 4 heats the bottom of the material box 5, so that the camptothecin materials accumulated at the bottom of the material box 5 can be dried quickly, the motor 21 drives a rotating shaft 2 to rotate, the rotating shaft 2 drives the supporting table 3 to rotate, so that the material box 5 rotates, camptothecin materials are heated uniformly, the drying speed is accelerated, the air circulation around the material box 5 is accelerated in the rotation process, the material box 5 is further heated more uniformly and stably, and the materials are prevented from being dried unevenly and even being coked; in the drying process, steam such as water vapor and the like generated in the material box 5 is diffused through the steam vent hole 91, so that the camptothecin material is prevented from being bonded and agglomerated due to overweight of the moisture in the material box 5; control circulating fan 13 takes out the air that has the moisture in the box 1 through outlet duct 10, rethread intake pipe 14 inputs dry hot-air to box 1 again after filtering the moisture through drying device 12, make hot-air circulation be used for dry use, thereby make the heat obtain reuse, the energy consumption is practiced thrift, and hot-air circulation can accelerate electric heating pipe 4, electric heating pipe 7's heat energy in time spreads to whole box 1, promote hot-air's flow, make the hot-air in box 1 even, more be favorable to the drying even. After the drying is finished, the sealing door 11 is opened, the output shaft of the control cylinder 8 drives the cover plate 9 to move upwards, and the material box 5 is disassembled to collect camptothecin finished products.

Furthermore, heat insulation plates are arranged on the inner wall of the box body 1; the heat insulation board is provided with a plurality of circular grooves, and graphite particles are filled in the circular grooves. By adopting the scheme, the heat insulation board 11 prevents the hot air in the box body 1 from dissipating a large amount of heat, so that the heated hot air in the box body 1 keeps certain heat, and energy is saved; the graphite particles have extremely strong heat absorption and heat insulation performance, and the heat insulation effect of the heat insulation board is further enhanced.

Further, the bottom of the box body 1 is provided with a moving wheel 15. By adopting the scheme, the drying box is convenient to integrally move, and the labor intensity of workers is reduced.

Further, the surface of the sealing door 11 is provided with a visual transparent part. By adopting the scheme, the operation worker can conveniently observe the state of the heating and drying process in the box body 1.

Further, a handle 51 is arranged on the side edge of the top of the material box 5. By adopting the scheme, the material box 5 is convenient for operators to mount and dismount.

Further, the detachable installation mode of the material box 5 and the support table 3 is as follows: the bottom of the material box 5 is provided with a bottom column 52, and a corresponding position on the surface of the support platform 3 is provided with a fixing groove 31 matched with the bottom column 52. By adopting the scheme, the material box 5 is inserted into the fixing groove 31 through the bottom column 52 at the bottom of the material box to realize fixation, and the installation and the disassembly are convenient. In addition, the material box 5 and the support table 3 can be fixedly connected through threads, a convex shoulder is arranged on the upward convex ring on the support table 3, and an internal thread matched with the external thread on the outer wall of the bottom of the material box is arranged on the inner wall of the convex shoulder.

Furthermore, a vertical shaft 16 is arranged at the bottom of the cover plate 9 downwards, a transverse connecting rod 17 is arranged in the middle of the vertical shaft 16, and first scraping blades 18 are arranged at two ends of the connecting rod 17; the bottom of the vertical shaft 16 is connected with a second scraping blade 19, and the surface of the connecting rod 17 is annularly provided with a plurality of auxiliary blades 20. By adopting the scheme, the cover plate 9 is covered and pressed at the top of the material box 5, the vertical shaft extends into the material box 5, wherein the first scraper 18 and the second scraper 19 are respectively contacted with the side wall and the bottom wall in the material box 5, the vertical shaft 16 is fixed differently in the rotating process of the material box 5, the auxiliary blades 20 on the connecting rods 17 can scatter the hardened and blocked materials, so that the camptothecin materials move and roll, the camptothecin materials at all parts in the material box 5 are uniformly heated and dried, the drying speed is further accelerated, the first scraper 18 and the second scraper 19 can scrape the camptothecin materials on the side wall and the bottom wall of the material box 5, and the camptothecin materials are prevented from being coked when being attached to the side wall for a long time.

Furthermore, the air outlet pipe 10 and the air inlet pipe 14 are sleeved with insulating layers. By adopting the scheme, the heat preservation layer is arranged to ensure that the heat in the air is not lost, and the energy consumption is saved.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. A drying cabinet for camptothecin, which is characterized by comprising:

the electric heating device comprises a box body (1) hinged with a sealing door (11), wherein a rotating shaft (2) in transmission connection with a motor (21) is arranged in the box body (1), a supporting table (3) is fixedly connected to the top of the rotating shaft (2), a plurality of electric heating tubes I (4) are arranged on the surface of the supporting table (3), and a detachable material box (5) with an opening at the top is further arranged on the supporting table (3); a fan (6) is arranged on two side walls in the box body (1), and a second electric heating pipe (7) is arranged between the fan (6) and the material box (5);

the top of the box body (1) is provided with an air cylinder (8), an output shaft of the air cylinder (8) extends into the box body (1) and is connected with a cover plate (9) used for covering and pressing the material box (5), a plurality of steam vent holes (91) are formed in the cover plate (9), and a fine grid net is fixedly installed on the steam vent holes (91) in an embedded mode;

the air conditioner is characterized in that an air outlet pipe (10) is connected to the top of the box body (1), a drying device (12) is arranged on a pipeline of the air outlet pipe (10), the air outlet end of the drying device (12) is connected with an air inlet of a circulating fan (13), an air outlet of the circulating fan (13) is connected with an air inlet pipe (14), and the other end of the air inlet pipe (14) is connected with the bottom of the box body (1).

2. The camptothecin drying box according to claim 1, wherein the inner wall of the box body (1) is provided with heat preservation plates; the heat insulation board is provided with a plurality of circular grooves, and graphite particles are filled in the circular grooves.

3. The drying cabinet for camptothecin according to claim 1, wherein the bottom of the cabinet (1) is installed with a moving wheel (15).

4. The drying cabinet for camptothecin according to claim 1, wherein the surface of the sealing door (11) is provided with a visual transparent part.

5. The drying box for camptothecin according to claim 1, wherein a handle (51) is arranged on the side edge of the top of the material box (5).

6. The drying box for camptothecin according to claim 1, wherein the detachable installation mode of the material box (5) and the support table (3) is as follows: the bottom of the material box (5) is provided with a bottom column (52), and a corresponding position on the surface of the support table (3) is provided with a fixing groove (31) matched with the bottom column (52).

7. The camptothecin drying box according to claim 1, wherein a vertical shaft (16) is arranged at the bottom of the cover plate (9) downwards, a transverse connecting rod (17) is arranged in the middle of the vertical shaft (16), and first scraping blades (18) are arranged at two ends of the connecting rod (17); the bottom of the vertical shaft (16) is connected with a second scraping blade (19), and the surface of the connecting rod (17) is annularly provided with a plurality of auxiliary blades (20).

8. The drying box for camptothecin according to claim 1, wherein the air outlet pipe (10) and the air inlet pipe (14) are sleeved with an insulating layer.