CN-224207417-U - High-purity methanol purification device

CN224207417UCN 224207417 UCN224207417 UCN 224207417UCN-224207417-U

Abstract

The utility model discloses a high-purity methanol purification device, in particular to the technical field of methanol purification, which comprises a support frame, wherein the upper end of the support frame is provided with a high-purity methanol purification auxiliary device, and the high-purity methanol purification auxiliary device comprises: purification subassembly and mixed auxiliary assembly, purification subassembly lower extreme sets up in the support frame upper end. Compared with the prior art, the high-purity methanol purification device can enable the internal methanol to enter the other component condenser for separation treatment by closing the control valve at one side of the distillation three-way pipeline, the device greatly improves the service efficiency of the whole device by arranging the two component condensers for alternate treatment and collection, avoids the problem that the single collection device cannot continuously collect the methanol after the detection waiting time is too long and the collection is full, and avoids the problem of inaccurate detection data caused by low layering fusion of the methanol by arranging the mixing auxiliary component for mixing and stirring the methanol in the storage bin.

Inventors

ZHAO HONGBO
YANG BO
LI WEI
ZHANG FANGFANG
LV XIAOLI
WU HAO
SHEN WEIJIE

Assignees

山西金鼎潞宝能源化工有限公司

Dates

Publication Date: 20260508
Application Date: 20250227

Claims (5)

1. The high-purity methanol purification device comprises a support frame (1) and is characterized in that the upper end of the support frame (1) is provided with a high-purity methanol purification auxiliary device (2); The high-purity methanol purification auxiliary device (2) comprises a purification assembly (21) and a mixing auxiliary assembly (22), wherein the lower end of the purification assembly (21) is arranged at the upper end of a support frame (1), the purification assembly (21) comprises a distillation tower (211), a distillation tee pipe (213), a dephlegmator (215), a conveying pipe (216), a storage bin (2101), a sampling pipe (210), a backflow pipe (218), a discharge pipe (217), a discharge pipe (219), a feeding pipe (212) and a distillation pipe (214), the lower end of the distillation tower (211) is arranged at the upper end of the support frame (1), the support frame (1) is provided with three groups, the mixing auxiliary assembly (22) comprises a driving motor (222), a rotary mixing rod (223) and an upper sealing cover (221), the lower end of the upper sealing cover (221) is arranged at the upper end of the storage bin (2101), the upper end of the rotary mixing rod (223) is arranged at the output end of the driving motor (222), and the rotary mixing rod (223) is rotatably arranged inside the storage bin (2101).
2. The purifying device for high purity methanol according to claim 1, wherein the distillation three-way pipe (213) is installed at the upper end of the distillation column (211), the dephlegmator (215), the conveying pipe (216), the storage bin (2101), the sampling pipe (210), the reflux pipe (218), the discharging pipe (217), the discharging pipe (219) and the distillation pipe (214) are provided with two groups, and one ends of the two groups of distillation pipes (214) are respectively installed at two ends of the side of the distillation three-way pipe (213).
3. The high purity methanol purification device according to claim 1, wherein the feed pipe (212) is disposed at the front end of the distillation column (211), the upper end of the dephlegmator (215) is mounted at the lower end of the conveying pipe (216), the front end of the dephlegmator (215) is mounted at the other end of the distillation pipe (214), and the lower end of the dephlegmator (215) is mounted at the upper end of the storage bin (2101).
4. The high purity methanol purification device according to claim 1, wherein one end of the sampling pipeline (210) is arranged on the inner wall and the outer wall of the side edge of the storage bin (2101), sampling ports are arranged at two ends of the upper side of the sampling pipeline (210), and switch control valves are arranged on the sampling pipeline (210), the distillation three-way pipeline (213), the conveying pipeline (216), the reflux pipeline (218), the discharging pipeline (217), the discharging pipeline (219), the feeding pipeline (212) and the distillation pipeline (214).
5. The purification device for high purity methanol according to claim 1, wherein the purification units (21) are provided in two groups, and the two groups of purification units (21) are respectively provided at upper and lower ends of the inside of the two groups of storage bins (2101).

Description

High-purity methanol purification device Technical Field The utility model relates to the technical field of methanol purification, in particular to a high-purity methanol purification device. Background Methanol is an organic compound, is the saturated monohydric alcohol with the simplest structure, and has a chemical formula of CH3OH/CH4O. The molecular weight was 32.04 and the boiling point was 64.7 ℃. The method is characterized in that methanol is named as 'wood alcohol' and 'wood essence', and is extracted from wood vinegar (which is one of products of dry distillation or pyrolysis of wood) in a main production mode, the existing methanol purification tower comprises a methanol tower, a cooler and a methanol storage tank, wherein the top end of the methanol tower is connected with the cooler through a pipeline, the cooler is connected with the methanol storage tank through a pipeline, another pipeline is further arranged below the methanol storage tank, the pipeline is connected back to the methanol tower through a reflux pump, the methanol tower comprises a feed inlet, a packing layer, a dephlegmator, an alcohol vapor outlet and an alcohol liquid outlet, the feed inlet is arranged on the side surface of the methanol tower, the packing layer is arranged inside the methanol tower, the dephlegmator is arranged above the packing layer, the alcohol vapor outlet is arranged at the top end of the methanol tower, and the alcohol liquid outlet is arranged at the bottom end of the methanol tower; The existing extraction device is used for collecting and observing purified methanol in a sampling way, the equipment is required to collect and fully discharge the purified methanol, the equipment cannot continuously collect the purified methanol, the equipment is required to stop the extraction work, and the problems that the consumed time is long and the extraction efficiency cannot be improved exist. Disclosure of utility model In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a high purity methanol purification device to solve the above-mentioned problems of the prior art. The high-purity methanol purification device comprises a support frame, wherein the upper end of the support frame is provided with a high-purity methanol purification auxiliary device, the high-purity methanol purification auxiliary device comprises a purification assembly and a mixing auxiliary assembly, and the lower end of the purification assembly is arranged at the upper end of the support frame. In a preferred embodiment, the purification assembly comprises a distillation column, a distillation tee, a dephlegmator, a transfer line, a storage bin, a sampling line, a reflux line, a discharge line, a feed line, and a distillation line, wherein the distillation column is mounted at its lower end on a support frame having three sets. In a preferred embodiment, the mixing auxiliary assembly comprises a driving motor, a rotating mixing rod and an upper sealing cover, wherein the lower end of the upper sealing cover is arranged at the upper end of the storage bin, the upper end of the rotating mixing rod is arranged at the output end of the driving motor, and the rotating mixing rod is rotatably arranged in the storage bin. In a preferred embodiment, the distillation three-way pipeline lower end is installed at the distillation tower upper end, and the dephlegmator, the conveying pipeline, the storage bin, the sampling pipeline, the reflux pipeline, the discharging pipeline and the distillation pipeline are all provided with two groups, and one ends of the two groups of distillation pipelines are respectively installed at two ends of the side edge of the distillation three-way pipeline. In a preferred embodiment, the feed pipe is disposed at the front end of the distillation column, the upper end of the segregator is mounted at the lower end of the delivery pipe, the front end of the segregator is mounted at the other end of the distillation pipe, and the lower end of the segregator is mounted at the upper end of the storage bin. In a preferred embodiment, one end of the sampling pipeline is arranged on the inner wall and the outer wall of the side edge of the storage bin, sampling ports are formed in two ends of the upper side of the sampling pipeline, and the sampling pipeline, the distillation three-way pipeline, the conveying pipeline, the reflux pipeline, the discharge pipeline, the feeding pipeline and the distillation pipeline are all provided with switch control valves. In a preferred embodiment, the purification components are arranged in two groups, and the two groups of purification components are respectively arranged at the upper end and the lower end inside the two groups of storage bins. The utility model has the technical effects and advantages that: compared with the prior art, the high-purity methanol purification device has the advantages that the control