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CN-121988062-A - Camphor extract fractional distillation and solvent recovery device

CN121988062ACN 121988062 ACN121988062 ACN 121988062ACN-121988062-A

Abstract

The invention is suitable for the technical field of camphor extraction and purification, and provides a camphor extracting solution fractionation and solvent recovery device which comprises a device main body, wherein the device main body comprises a fractionating tower and a condenser, the buffer tank main body comprises a tank body and a cover body, an air inlet is formed in the upper end of the cover body, an air outlet is formed in the lower end of the tank body, a intercepting structure is arranged on the tank body and is arranged below a diversion structure for a preset distance, the intercepting structure comprises an installation table, a plurality of groups of intercepting plates and a fixing ring, the four side walls of the installation table are respectively provided with an installation groove, the fixing ring is fixedly arranged at the lower end of the installation table, each group of intercepting plates are fixedly arranged in each installation groove, and the two ends of each intercepting plate are connected to the opposite inner walls of the installation grooves.

Inventors

  • XU DONG
  • HU JINHUAN
  • GU ZHILIANG

Assignees

  • 江西东玶科技有限公司

Dates

Publication Date
20260508
Application Date
20260225

Claims (9)

  1. 1. A camphor extract fractionation and solvent recovery apparatus, comprising: an apparatus main body (1), the apparatus main body (1) including a fractionation column (11) and a condenser (12); The buffer tank comprises a buffer tank body (2), wherein the buffer tank body (2) comprises a tank body (21) and a cover body (22), an air inlet (221) is formed in the upper end part of the cover body (22), an air outlet (211) is formed in the lower end part of the tank body (21), the cover body (22) is detachably arranged at the upper end part of the tank body (21), the top of the fractionating tower (11) is communicated with the air inlet (221) through a pipeline, and the air outlet (211) is communicated with the condenser (12) through a pipeline; the flow guiding structure (3) is arranged at the upper end part of the tank body (21) close to the air inlet (221); Intercepting structure (4), intercepting structure (4) install in jar body (21) and arrange in predetermined distance below guide structure (3), intercepting structure (4) include mount table (41), multiunit intercepting plate (42) and retainer plate (43), mount table (41) set up to four prismatic tables, four lateral walls of mount table (41) all are provided with mounting groove (411), and four mounting groove (411) are linked together, retainer plate (43) fixed mounting in mount table (41) lower tip, every group intercepting plate (42) are provided with a plurality of intercepting plate (42), a plurality of intercepting plate (42) interval and inclination are the same to a plurality of intercepting plate (42) length increases gradually, every group intercepting plate (42) fixed mounting in every mounting groove (411), intercepting plate (42) both ends portion connect in the relative inner wall of mounting groove (411), the cross section center of mount table (41) with air inlet (221) coincidence, a plurality of retainer plates (21) can be dismantled in the inner wall (43) level and the fixed distance of jar body (21).
  2. 2. The device for fractionating and recovering a camphor extracting solution according to claim 1, wherein the intercepting structure (4) further comprises a drainage ring (44), the upper end part of the drainage ring (44) is fixedly arranged on the outer side wall of the fixed ring (43), the lower end part of the drainage ring (44) is separated from the inner wall of the tank body (21) by a preset distance, and the end surface of the fixed ring (43) and the side wall of the drainage ring (44) form an inclined angle with a preset size.
  3. 3. The camphor extraction liquid fractionation and solvent recovery device according to claim 2, wherein the tank body (21) further comprises a liquid collecting ring (212) and a liquid collecting cylinder (213), the outer side wall of the liquid collecting ring (212) is fixedly arranged on the inner wall of the tank body (21), the lower end part of the liquid collecting cylinder (213) is fixedly arranged on the inner side wall of the liquid collecting ring (212), and the liquid collecting cylinder (213) and the liquid collecting ring (212) are both arranged below the drainage ring (44) for a preset distance.
  4. 4. The camphor extraction liquid fractionation and solvent recovery device according to claim 3, wherein the upper end of the liquid collecting cylinder (213) extends towards the inner wall of the tank body (21) for a predetermined distance, the buffer tank body (2) is further provided with a plurality of fixing columns (23) and a plurality of clamping plates (24), each clamping plate (24) is fixedly installed at the upper end of each fixing column (23), the lower end of each fixing column (23) is fixedly installed at the upper end of the liquid collecting cylinder (213) extending towards the inner wall of the tank body (21) for a predetermined distance, a plurality of circumferentially distributed clamping grooves (431) are formed in the lower end face of the fixing ring (43), each clamping plate (24) is clamped in each clamping groove (431), a liquid outlet (214) is formed in the side wall of the tank body (21), and the liquid outlet (214) is arranged between the liquid collecting ring (212) and the lower end of the fixing column (23).
  5. 5. The camphor extracting solution fractionation and solvent recovery device according to claim 4, wherein the guide structure (3) comprises a buffer cylinder (31) and a plurality of guide plates (32), the buffer cylinder (31) is in a round table shape, the cross section of the upper end part of the buffer cylinder (31) is smaller than that of the lower end part, the guide plates (32) are circumferentially distributed by taking the center of the cross section of the buffer cylinder (31) as the center, the guide plates (32) are arranged in the buffer cylinder (31), one side walls of the guide plates (32) are fixedly connected with each other, the other side wall of the guide plates (32) is attached to the inner wall of the buffer cylinder (31), a fixing plate (311) is arranged at the lower end part of the buffer cylinder (31), the lower end surface of the fixing plate (311) is attached to the upper end surface of the mounting table (41), the buffer cylinder (31) is detachably arranged in the tank (21) and is arranged above the mounting table (41) for a preset distance, and the upper end opening of the buffer cylinder (31) is communicated with the air inlet (221).
  6. 6. The camphor extraction liquid fractionation and solvent recovery device according to claim 5, wherein the guide structure (3) further comprises a driving member (33), the lower end surface of the guide plate (32) is provided with a plug-in post (321) which coincides with the axis of the buffer cylinder (31), the plug-in post (321) is plugged into the mounting table (41) and the fixing plate (311), an output shaft of the driving member (33) is connected with the plug-in post (321), the driving member (33) is mounted on the lower end surface of the mounting table (41), and the guide plate (32) is provided with a plurality of guide grooves (322) which are arranged at intervals.
  7. 7. The camphor extraction liquid fractionation and solvent recovery device according to claim 4, wherein the intercepting structure (4) further comprises a liquid inlet pipe (45) and a plurality of nozzles (46), the liquid inlet pipe (45) is arranged in a circular shape, the nozzles (46) are circumferentially distributed in the liquid inlet pipe (45) and are communicated with the liquid inlet pipe (45), the liquid inlet pipe (45) is fixedly connected to the fixed column (23), and the nozzles (46) are inclined at a predetermined angle and the nozzle openings of the nozzles (46) face the intercepting plate (42).
  8. 8. The apparatus for fractionating and recovering a camphor extracting solution according to claim 4, wherein the buffer tank body (2) further comprises a bottom cover (25) and a mounting plate (26), the bottom cover (25) is detachably mounted at the lower end of the tank body (21), the bottom cover (25) is provided with an air outlet pipe (251), the air outlet (211) is formed in the air outlet pipe (251), the mounting plate (26) is provided with a screw thread cylinder (261), the screw thread cylinder (261) is in screw thread connection with the air outlet pipe (251), and the upper end face of the mounting plate (26) is attached to the lower end face of the bottom cover (25).
  9. 9. The camphor extracting solution fractionation and solvent recovery device according to claim 6, wherein the buffer tank body (2) further comprises a copper pipe (27), the outer side wall of the tank body (21) is provided with a waste heat recovery groove (215), the bottom wall of the waste heat recovery groove (215) is flush with the bottom wall of the buffer drum (31), and the copper pipe (27) is wound and arranged in the waste heat recovery groove (215).

Description

Camphor extract fractional distillation and solvent recovery device Technical Field The invention belongs to the technical field of camphor extraction and purification, and particularly relates to a camphor extracting solution fractionation and solvent recovery device. Background The camphor extracting solution is a liquid extract taking camphor as a core active ingredient, and the raw materials are mainly prepared from roots, stems, leaves and wood of Lauraceae plants, and are separated and purified by distillation, solvent extraction and other processes to prepare a liquid preparation, wherein the active ingredient of the camphor extracting solution is D-camphor, has special cool fragrance, and is widely applied to the fields of medicine, daily chemicals and industry; In the process of extracting camphor, common organic solvents are ethanol, diethyl ether, petroleum ether and the like, if the solvents are directly discharged, the solvents can cause resource waste, so that solvent vapor is usually recovered, firstly, the solvent vapor enters a buffer tank through a guide-out pipeline at the top of a fractionating tower, a small amount of entrained camphor mist drops are contained in the solvent vapor, so that the concentration difference driving force is weakened during extraction or fractionation, the purity and the efficiency of the subsequent extraction can be influenced by direct recycling, in addition, the flow rate and the temperature of vapor at the top of the fractionating tower are higher, the high-flow-rate gas can impact static or slowly flowing liquid in a device to form intense gas-liquid impact, the high-temperature solvent is mixed with the camphor mist drops in the original vapor and the non-separated camphor vapor, secondary entrainment is caused, the volume of the high-temperature solvent can be accumulated and expanded along with the temperature rise, the tank body is deformed, even exploded, the camphor enters the recovery tank in a gaseous state, the camphor residual quantity in the recovery solvent is overproof, the subsequent recovery solvent cannot be recycled for the extraction process, and the problem is solved by the fractionation of the camphor extract and the solvent recovery device. Disclosure of Invention An object of an embodiment of the present invention is to provide a device for fractionation and solvent recovery of camphor extract, so as to solve the problems set forth in the background art. In order to achieve the above purpose, the present invention provides the following technical solutions: a camphor extract fractionation and solvent recovery apparatus comprising: an apparatus body comprising a fractionation column and a condenser; the buffer tank body comprises a tank body and a cover body, the upper end part of the cover body is provided with an air inlet, the lower end part of the tank body is provided with an air outlet, the cover body is detachably arranged at the upper end part of the tank body, the top of the fractionating tower is communicated with the air inlet through a pipeline, and the air outlet is communicated with the condenser through a pipeline; The flow guiding structure is arranged at the upper end part of the tank body, which is close to the air inlet; the intercepting structure is arranged on the tank body and is arranged below the diversion structure by a preset distance, the intercepting structure comprises an installing table, a plurality of intercepting plates and fixing rings, the installing table is a quadrangular frustum, four side walls of the installing table are all provided with installing grooves, the four installing grooves are communicated, the fixing rings are fixedly arranged at the lower end part of the installing table, each intercepting plate is provided with a plurality of intercepting plates, the intervals and the inclination angles of the intercepting plates are the same, the lengths of the intercepting plates are increased, each intercepting plate is fixedly arranged in each installing groove, the two ends of the intercepting plates are connected to the opposite inner walls of the installing grooves, the center of the cross section of the installing table coincides with the center of a circle of the air inlet, the fixing rings are detachably and horizontally arranged inside the tank body, and the outer side walls of the fixing rings are spaced from the inner walls of the tank body by a preset distance. According to a further technical scheme, the intercepting structure further comprises a drainage ring, the upper end part of the drainage ring is fixedly arranged on the outer side wall of the fixed ring, the lower end part of the drainage ring is separated from the inner wall of the tank body by a preset distance, and the end face of the fixed ring and the side wall of the drainage ring form an inclined angle with a preset size. Further technical scheme, the jar body still includes collector ring and collector drum, collecto