A distillation device for dibenzoxazolone heterocyclic derivatives
By designing multiple heating disks and serpentine flow channels in the distillation equipment and using reflux parts to form a cycle, the problem of heat waste in existing equipment is solved, efficient multi-stage heating distillation and waste heat utilization are achieved, and the distillation efficiency and equipment performance are improved.
Patent Information
- Application Number
- CN202421279407.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-05
- Publication Date
- 2025-04-08
- Estimated Expiration
- 2034-06-05
AI Technical Summary
The remaining heat in the existing distillation equipment lacks reusable during the heating process, resulting in waste of heat and low efficiency.
A distillation device including a plurality of heating disks and a serpentine runner is designed, and high-temperature steam is sent into the serpentine runner through the main steam pipe, the mixture on the heating disk is subjected to multi-stage heating and distillation, and a circulation is formed through the reflux member. The heating disk is made of thermally conductive material to improve efficiency.
Through the multi-stage heating distillation and recirculation reflux design, the distillation efficiency is significantly improved, heat waste is reduced, and the waste heat of high-temperature steam is utilized to improve the practical performance of the equipment.
Smart Images
Figure CN222723635U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of distillation equipment, in particular to distillation equipment for dibenzoxazolone heterocyclic derivatives. Background Art
[0002] Dibenzoxazine or azapine compounds are important structural units of many natural compounds and synthetic drugs. Different dibenzoxazine or azapine compounds have been screened for drug activity, and their anti-inflammatory, bactericidal, analgesic, anti-cancer and other biological activities have shown high biological activity. In the existing production process of dibenzoxazine ketone heterocyclic derivatives, distillation equipment is required.
[0003] The existing distillation equipment has the following main drawbacks during use: the mixture is generally heated by steam, but the residual heat after heating lacks reuse, resulting in waste. Therefore, there is room for improvement. Utility Model Content
[0004] The utility model aims to solve one of the technical problems existing in the prior art or related technology.
[0005] To this end, the technical solution adopted by the utility model is: a distillation device for dibenzoxazolone heterocyclic derivatives, including: a main body component, the main body component including a shell, a plurality of heating disks fixed in an array on the inner wall of the shell, a main steam pipe arranged on one side of the shell and connected to the heating disk, a main air outlet pipe arranged on one side of the shell and connected to the heating disk, a cylinder fixed on one side of the shell, a feed pipe arranged through the cylinder and connected to the inner cavity of the shell, a spiral plate fixed between the inner wall of the cylinder and the feed pipe, a reflux piece installed on one side of the shell and connected to the inner cavity of the shell, and an exhaust pipe installed on the top of the shell.
[0006] A plurality of air pipes passing through the heating plate are arranged in an array in the middle of the heating plate, a plurality of through holes are opened in an array at the top of the heating plate, and a serpentine flow channel is arranged inside the heating plate.
[0007] In a preferred example, the utility model can be further configured as follows: an air inlet branch pipe is provided at one end of the serpentine flow passage and is connected to the main steam pipe, and an air outlet branch pipe is provided at the other end of the serpentine flow passage and is connected to the main air outlet pipe.
[0008] In a preferred example, the utility model can be further configured as follows: a connecting pipe is fixed to the top end of the cylinder, one end of the connecting pipe is connected to the main air outlet pipe, and the other end is connected to the inner cavity of the cylinder.
[0009] In a preferred example, the present invention can be further configured as follows: a discharge pipe is installed at the bottom end of the cylinder.
[0010] In a preferred example, the utility model can be further configured as follows: the inner side of the spiral plate is fixed to the outer side of the feed pipe, and the outer side is fixed to the inner wall of the cylinder, so as to form a spiral flow channel between the cylinder and the feed pipe.
[0011] In a preferred example, the utility model can be further configured as follows: the reflux component includes a pump installed on one side of the shell, a first pipe connecting the pump inlet and the bottom of the shell cavity, and a second pipe connecting the pump outlet and the top of the shell cavity.
[0012] In a preferred example, the present invention can be further configured as follows: the heating plate is made of heat-conducting material.
[0013] By adopting the above technical solution, the beneficial effects achieved by the utility model are as follows:
[0014] 1. In the utility model, a plurality of heating plates are fixed on the inner wall of the shell, and a plurality of air pipes and through holes are arranged in an array on each heating plate, and a serpentine flow channel is arranged inside the heating plate, one end of the serpentine flow channel is connected with the main steam pipe, and the other end is connected with the main air outlet pipe, and a reflux piece is installed on one side of the shell. During operation, the mixture enters the shell through the feed pipe and flows on the heating plate. At this time, high-temperature steam enters the serpentine flow channel through the main steam pipe, heats the mixture on the heating plate, and vaporizes the mixture for distillation. At the same time, a part of the liquid falls onto the heating plate of the next layer through the through hole, and the above process is repeated again to form a multi-stage heating distillation of the mixture, which effectively improves the distillation efficiency. In addition, the mixture falling into the bottom of the shell is sent back to the uppermost heating plate through the reflux piece to form a cycle, which ensures the efficiency of distillation and increases the practical performance.
[0015] 2. In the utility model, a cylinder is fixed on one side of the shell, and the cylinder is covered on the feed pipe. At the same time, a spiral plate is arranged between the inner wall of the cylinder and the feed pipe, and a spiral flow channel is formed in the inner cavity of the cylinder. In addition, a connecting pipe is arranged to connect the main outlet pipe and the cylinder. When high-temperature steam is sent out from the serpentine flow channel, it enters the cylinder through the main outlet pipe and the connecting pipe, and flows in the spiral flow channel in the cylinder, so as to preheat the mixture in the feed pipe, increase the temperature of the mixture, and shorten the time for heating and vaporization of the mixture after entering the shell. Through the above arrangement, the waste heat of the high-temperature steam can be utilized and the efficiency of distillation is increased. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the structure of the utility model;
[0017] Figure 2 It is a cross-sectional schematic diagram of the utility model;
[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;
[0019] Figure 4 It is a partial structural schematic diagram of the utility model;
[0020] Figure 5 It is a cross-sectional schematic diagram of the heating plate of the present utility model.
[0021] Reference numerals:
[0022] 100. Main assembly; 110. Shell; 120. Heating plate; 121. Air pipe; 122. Through hole; 123. Serpentine flow channel; 1231. Inlet branch pipe; 1232. Outlet branch pipe; 130. Main steam pipe; 140. Main outlet pipe; 150. Cylinder; 151. Connecting pipe; 152. Discharge pipe; 160. Feed pipe; 170. Spiral plate; 180. Reflux member; 181. Pump; 182. First pipeline; 183. Second pipeline; 190. Exhaust pipe. DETAILED DESCRIPTION
[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.
[0024] Some embodiments of the present invention are described below in conjunction with the accompanying drawings.
[0025] Embodiment 1:
[0026] Combination Figure 1-5 As shown, this embodiment provides a distillation device for dibenzoxazolone heterocyclic derivatives, including: a main body component 100.
[0027] Among them, the main body component 100 includes a shell 110, a plurality of heating plates 120 fixed in an array on the inner wall of the shell 110, a main steam pipe 130 arranged on one side of the shell 110 and connected to the heating plate 120, a main air outlet pipe 140 arranged on one side of the shell 110 and connected to the heating plate 120, a cylinder 150 fixed on one side of the shell 110, a feed pipe 160 arranged through the cylinder 150 and connected to the inner cavity of the shell 110, a spiral plate 170 fixed between the inner wall of the cylinder 150 and the feed pipe 160, a reflux piece 180 installed on one side of the shell 110 and connected to the inner cavity of the shell 110, and an exhaust pipe 190 installed at the top of the shell 110.
[0028] The shell 110 is used to form a sealed space to facilitate distillation operations. The heating plate 120 is fixed on the inner wall of the shell 110 and is made of heat-conducting material. It is used to heat the mixture to vaporize it for distillation operations. There are multiple heating plates 120, which can effectively increase the distillation efficiency.
[0029] A plurality of air pipes 121 passing through the heating plate 120 are arranged in an array in the middle of the heating plate 120 to facilitate the gas to pass through the heating plate 120 and be discharged upward. A plurality of through holes 122 are opened in an array at the top of the heating plate 120 to facilitate the mixture on the heating plate 120 to pass through the through holes 122 and fall onto the next-level heating plate 120. A serpentine flow channel 123 is arranged inside the heating plate 120 for high-temperature steam to pass through, heat the mixture on the heating plate 120, and vaporize the mixture.
[0030] An air inlet branch pipe 1231 is provided at one end of the serpentine flow channel 123 to be connected to the main steam pipe 130, so as to facilitate the high-temperature steam to be delivered into the camera flow channel. An air outlet branch pipe 1232 is provided at the other end of the serpentine flow channel 123 to be connected to the main air outlet pipe 140, so as to facilitate the high-temperature steam in the serpentine flow channel 123 to enter the main air outlet pipe 140.
[0031] The cylinder 150 is fixed to the outer surface of the shell 110 by a bracket, and the cylinder 150 is sleeved on the outer side of the feed pipe 160. The feed pipe 160 is Z-shaped, with one end extending out of the cylinder 150 and the other end connected to the inner cavity of the shell 110, so as to deliver the mixture into the inner cavity of the shell 110. The inner side of the spiral plate 170 is fixed to the outer surface of the feed pipe 160, and the outer side is fixed to the inner wall of the cylinder 150, so as to form a spiral flow channel between the cylinder 150 and the feed pipe 160, thereby prolonging the time for high-temperature steam to pass through.
[0032] A connecting pipe 151 is fixed to the top of the cylinder 150, one end of the connecting pipe 151 is connected to the main outlet pipe 140, and the other end is connected to the inner cavity of the cylinder 150, so as to facilitate the high-temperature steam in the main outlet pipe 140 to enter the cylinder 150 and flow into the spiral flow channel to heat the mixture in the feed pipe 160 and increase the temperature of the mixture before heating. A discharge pipe 152 is installed at the bottom end of the cylinder 150 for discharging the steam in the spiral flow channel.
[0033] The reflux member 180 includes a pump 181 installed on one side of the shell 110, a first pipe 182 connecting the inlet of the pump 181 and the bottom of the inner cavity of the shell 110, and a second pipe 183 connecting the outlet of the pump 181 and the top of the inner cavity of the shell 110. The pump 181 is used to extract the mixture that falls into the bottom of the inner cavity of the shell 110 through the first pipe 182, and pump it back into the shell 110 through the second pipe 183 to facilitate heating and vaporization.
[0034] The exhaust pipe 190 is connected to the condensation element and is used to send the vaporized product into the condensation element for condensation to form a distillation product.
[0035] Working principle and use process of the utility model: When in use, the mixture is fed into the shell 110 through the feed pipe 160 and falls onto the heating plate 120. At this time, the high-temperature steam enters the serpentine flow channel 123 in the heating plate 120 through the main steam pipe 130 and flows therein to heat the mixture on the heating plate 120, causing it to vaporize and distill. The generated gas is discharged through the exhaust pipe 190 to facilitate subsequent condensation. At the same time, a portion of the liquid falls onto the heating plate 120 of the next layer through the through hole 122, and the above process is repeated again. , forming a multi-stage heating distillation of the mixture. In addition, the pump 181 is started to extract the mixture that falls into the bottom of the inner cavity of the shell 110, and pump it to the top heating plate 120 through the second pipe 183. The above process is repeated again. When the high-temperature steam is sent out from the serpentine flow channel 123, it enters the cylinder 150 through the main air outlet pipe 140 and the connecting pipe 151, and flows in the spiral flow channel in the cylinder 150, preheating the mixture in the feed pipe 160 and raising the temperature of the mixture. Then the steam is discharged through the discharge pipe 152.
[0036] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.
Claims
1. A distillation device for a dibenzoxazolone heterocyclic derivative, comprising: A main body component (100), characterized in that the main body component (100) comprises a shell (110), a plurality of heating plates (120) fixed in an array on the inner wall of the shell (110), a main steam pipe (130) arranged on one side of the shell (110) and connected to the heating plates (120), a main air outlet pipe (140) arranged on one side of the shell (110) and connected to the heating plates (120), a cylinder (150) fixed on one side of the shell (110), a feed pipe (160) passing through the cylinder (150) and connected to the inner cavity of the shell (110), a spiral plate (170) fixed between the inner wall of the cylinder (150) and the feed pipe (160), a reflux member (180) installed on one side of the shell (110) and connected to the inner cavity of the shell (110), and an exhaust pipe (190) installed on the top of the shell (110); A plurality of air pipes (121) passing through the heating disk (120) are arranged in an array in the middle of the heating disk (120), a plurality of through holes (122) are opened in an array at the top of the heating disk (120), and a serpentine flow channel (123) is arranged inside the heating disk (120).
2. The distillation equipment for the dibenzoxazolone heterocyclic derivative according to claim 1, characterized in that: An air inlet branch pipe (1231) is provided at one end of the serpentine flow channel (123) and is connected to the main steam pipe (130), and an air outlet branch pipe (1232) is provided at the other end of the serpentine flow channel (123) and is connected to the main air outlet pipe (140).
3. The distillation equipment for the dibenzoxazolone heterocyclic derivative according to claim 1, characterized in that: A connecting pipe (151) is fixed to the top end of the cylinder (150); one end of the connecting pipe (151) is in communication with the main air outlet pipe (140), and the other end is in communication with the inner cavity of the cylinder (150).
4. The distillation equipment for the dibenzoxazolone heterocyclic derivative according to claim 1, characterized in that: A discharge pipe (152) is installed at the bottom end of the cylinder (150).
5. The distillation equipment for the dibenzoxazolone heterocyclic derivative according to claim 1, characterized in that: The inner side of the spiral plate (170) is fixed to the outer side of the feed pipe (160), and the outer side is fixed to the inner wall of the cylinder (150), so that a spiral flow channel is formed between the cylinder (150) and the feed pipe (160).
6. The distillation equipment for the dibenzoxazolone heterocyclic derivative according to claim 1, characterized in that: The reflux member (180) comprises a pump (181) installed on one side of the housing (110), a first pipe (182) connecting the inlet of the pump (181) and the bottom of the inner cavity of the housing (110), and a second pipe (183) connecting the outlet of the pump (181) and the top of the inner cavity of the housing (110).
7. The distillation equipment for the dibenzoxazolone heterocyclic derivative according to claim 1, characterized in that: The heating plate (120) is made of heat-conducting material.