High-purity methanol purification device
By designing a high-purity methanol purification device, including a distillation tower, a condenser and an observation sampling rack structure, the problem of inability to sample and detect methanol in the prior art is solved, and high purification and effective output of methanol are achieved.
Patent Information
- Application Number
- CN202420389562.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-29
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-02-28
AI Technical Summary
The existing methanol purification tower cannot sample and observe each purified methanol during the purification process, resulting in the inability to detect and adjust the purification effect in time.
A high-purity methanol purification device was designed, including a distillation tower, condenser, methanol storage and reflux device and observation sampling frame structure, through introduction pipes, reflux pipes, reflux valves, discharge valves, sampling pipes, control valves, sampling valves, etc. Components to realize secondary distillation purification and sampling detection of methanol.
The sampling and detection of methanol after each purification is achieved to ensure that methanol meets the high purity standard, and the effective purification and output of methanol is achieved through the control of reflux and discharge valves.
Smart Images
Figure CN222130999U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of electronic chemical manufacturing equipment, and in particular relates to a high-purity methanol purification device. Background Art
[0002] Electronic chemicals are also called electronic chemical materials. Generally speaking, they refer to special chemicals and chemical materials used in the electronics industry, namely, various chemicals and materials used in the production and packaging of electronic components, printed circuit boards, industrial and consumer complete machines. According to their uses, they can be divided into substrates, photoresists, electroplating chemicals, packaging materials, high-purity reagents, special gases, solvents, pre-cleaning dopants, solder masks, acids and corrosives, electronic special adhesives and auxiliary materials. Electronic chemicals have the characteristics of many varieties, high quality requirements, small dosage, strict requirements on environmental cleanliness, fast product updates, large capital investment, and high product added value. These characteristics are becoming more and more obvious with the development of micro-processing technology. Methanol, also known as hydroxymethane, wood alcohol or wood spirits, is an organic compound and the simplest saturated monohydric alcohol with a chemical formula of CH3OH / CH4O. The molecular weight is 32.04 and the boiling point is 64.7℃. Methanol is also known as "wood alcohol" and "wood spirit", which is derived from the fact that its main production method was once to extract from wood vinegar (one of the products of wood distillation or cracking). An existing methanol purification tower includes a methanol tower, a cooler, and a methanol storage tank. The top of the methanol tower is connected to the cooler through a pipeline, and the cooler is connected to the methanol storage tank through a pipeline. Another pipeline is also provided under the methanol storage tank, and the pipeline is connected back to the methanol tower through a reflux pump. The methanol tower includes a feed inlet, a packing layer, a partial condenser, an alcohol vapor outlet, and an alcohol liquid outlet. The feed inlet is arranged on the side of the methanol tower, the packing layer is arranged inside the methanol tower, the partial condenser is arranged above the packing layer, the alcohol vapor outlet is arranged at the top of the methanol tower, and the alcohol liquid outlet is arranged at the bottom of the methanol tower. During purification, it is not possible to sample and observe each purified methanol. Utility Model Content
[0003] In view of the above technical problems, the utility model provides a high-purity methanol purification device, which has a simple structure and can sample and detect methanol after each purification.
[0004] The technical solution is: a high-purity methanol purification device, including a distillation tower, the left side of the distillation tower is connected to a feed pipe; the upper part of the distillation tower is installed with a distillation tube; the right side of the distillation tube is installed with a condenser; the upper right side of the condenser is installed with a conveying pipe, characterized in that the lower part of the condenser is provided with a methanol storage and reflux device; the right side of the methanol storage and reflux device is installed with an observation sampling rack structure.
[0005] Preferably, the methanol storage and reflux device comprises a storage tank, an inlet pipe is plugged into the upper left side of the storage tank; a reflux pipe is plugged into the lower left side of the storage tank; a reflux valve is installed on the left side of the reflux pipe; and a discharge valve is installed on the lower right side of the reflux pipe.
[0006] Preferably, the observation sampling rack structure includes a sampling tube, the sampling tube adopts an F-type transparent tube, and the sampling tube is plugged into the right side of the storage tank; a control valve is installed at the lower part of the sampling tube; and a sampling valve is installed at the lower end of the sampling tube.
[0007] Compared with the prior art, the beneficial effects of the utility model are:
[0008] The utility model can conveniently guide the methanol in the storage tank into the distillation tower when the reflux valve is opened, so that the methanol can be purified by secondary distillation, and conveniently guide the purified methanol downward when the discharge valve is opened.
[0009] The utility model opens the control valve to conveniently guide the methanol inside the sampling tube downward, and then closes the control valve to open the sampling valve, thereby conveniently realizing the sampling function, and at the same time, the methanol can be observed through the sampling tube. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 It is a structural schematic diagram of the utility model.
[0011] Figure 2 It is a structural schematic diagram of a methanol storage and reflux device of the utility model.
[0012] Figure 3 It is a structural schematic diagram of the observation sampling frame structure of the utility model.
[0013] In the figure:
[0014] 1. Distillation tower; 2. Feed pipe; 3. Distillation tube; 4. Partition condenser; 5. Delivery pipe; 6. Methanol storage reflux device; 61. Storage tank; 62. Inlet pipe; 63. Reflux pipe; 64. Reflux valve; 65. Discharge valve; 7. Observation sampling rack structure; 71. Sampling tube; 72. Control valve; 73. Sampling valve. DETAILED DESCRIPTION
[0015] The utility model is further described below in conjunction with the accompanying drawings:
[0016] Example:
[0017] As attached Figure 1 and attached Figure 2As shown, the utility model provides a high-purity methanol purification device, including a distillation tower 1, the left side of the distillation tower 1 is connected with a feed pipe 2; a distillation pipe 3 is installed on the upper part of the distillation tower 1; a partial condenser 4 is installed on the right side of the distillation pipe 3; a conveying pipe 5 is installed on the upper right side of the partial condenser 4, characterized in that a methanol storage and reflux device 6 is provided at the lower part of the partial condenser 4; an observation sampling frame structure 7 is installed on the right side of the methanol storage and reflux device 6; the methanol storage and reflux device 6 includes a storage tank 61, the upper left side of the storage tank 61 is plugged with an introduction pipe 62; a reflux pipe 63 is plugged with the lower left side of the storage tank 61; a reflux valve 64 is installed on the left side of the reflux pipe 63; a discharge valve 65 is installed on the lower right side of the reflux pipe 63, when the reflux valve 64 is opened, the methanol inside the storage tank 61 is conveniently diverted into the distillation tower 1, so that the methanol can be secondary distilled and purified, and when the discharge valve 65 is opened, the successfully purified methanol can be conveniently discharged downward.
[0018] As attached Figure 3 As shown, in the above embodiment, specifically, the observation sampling frame structure 7 includes a sampling tube 71, and the sampling tube 71 adopts an F-type transparent tube. The sampling tube 71 is inserted into the right side of the storage tank 61; a control valve 72 is installed at the lower part of the sampling tube 71; a sampling valve 73 is installed at the lower end of the sampling tube 71, and after opening the control valve 72, it is convenient to guide the methanol inside the sampling tube 71 downward, and then the control valve 72 is closed and the sampling valve 73 is opened to facilitate the sampling function, and at the same time, the methanol can be observed through the sampling tube 71.
[0019] In the above embodiment, specifically, the storage tank 61 is bolted and installed on the upper right side of the distillation tower 1 .
[0020] In the above embodiment, specifically, the introduction pipe 62 is connected to the lower part of the partial condenser 4, and a membrane filter is installed on the introduction pipe 62.
[0021] In the above embodiment, specifically, the left end of the reflux pipe 63 is connected to the left side of the distillation tower 1 .
[0022] How it works
[0023] During the operation of the utility model, when in use, methanol material and water are introduced from the feed pipe 2, and then heated to 100 degrees Celsius by the distillation tower 1, and then transported to the condenser 4 through the distillation pipe 3, and the temperature is controlled within 64 degrees Celsius by the condenser 4 to separate the vaporized water and methanol, and the methanol introduction pipe 62 is guided into the storage tank 61, and the methanol can be observed through the sampling tube 71. After opening the control valve 72, it is convenient to guide the methanol inside the sampling tube 71 downward, and then the control valve 72 is closed and the sampling valve 73 is opened to facilitate the sampling effect. When the sampling is qualified, the discharge valve 65 can be opened to guide the methanol downward. When the methanol is unqualified, the reflux valve 64 is opened to facilitate the methanol inside the storage tank 61 to flow into the distillation tower 1, so that the methanol can be distilled and purified twice.
[0024] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.
Claims
1. A high-purity methanol purification device, comprising a distillation tower (1), wherein a feed pipe (2) is connected to the left side of the distillation tower (1); a distillation tube (3) is installed on the upper part of the distillation tower (1); a partial condenser (4) is installed on the right side of the distillation tube (3); a conveying pipe (5) is installed on the upper right side of the partial condenser (4), characterized in that: A methanol storage and reflux device (6) is provided at the lower part of the partial condenser (4); an observation sampling rack structure (7) is installed on the right side of the methanol storage and reflux device (6); the methanol storage and reflux device (6) comprises a storage tank (61), an inlet pipe (62) is inserted on the upper left side of the storage tank (61); a reflux pipe (63) is inserted on the lower left side of the storage tank (61); a reflux valve (64) is installed on the left side of the reflux pipe (63); and a discharge valve (65) is installed on the lower right side of the reflux pipe (63).
2. The high-purity methanol purification device according to claim 1, characterized in that: The observation sampling rack structure (7) comprises a sampling tube (71), the sampling tube (71) is an F-type transparent tube, and the sampling tube (71) is plugged into the right side of the storage tank (61); a control valve (72) is installed at the lower part of the sampling tube (71); and a sampling valve (73) is installed at the lower end of the sampling tube (71).
3. The high-purity methanol purification device according to claim 2, characterized in that: The storage tank (61) is bolted to the upper right side of the distillation tower (1).
4. The high-purity methanol purification device according to claim 2, characterized in that: The introduction pipe (62) is connected to the lower part of the partial condenser (4).
5. The high-purity methanol purification device according to claim 1, characterized in that: The left end of the reflux pipe (63) is connected to the left side of the distillation tower (1).