CN202415410U - Multi-tower continuous operation system device for synthesizing methyl 3,3-dimethyl pentenoate - Google Patents
Multi-tower continuous operation system device for synthesizing methyl 3,3-dimethyl pentenoate Download PDFInfo
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- CN202415410U CN202415410U CN2012200152227U CN201220015222U CN202415410U CN 202415410 U CN202415410 U CN 202415410U CN 2012200152227 U CN2012200152227 U CN 2012200152227U CN 201220015222 U CN201220015222 U CN 201220015222U CN 202415410 U CN202415410 U CN 202415410U
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Abstract
一种贲亭酸甲酯合成多塔连续化操作系统设备，涉及一种化工设备。该设备的多个反应釜塔串联，多个精馏塔并联，混料罐通过管道、打料泵连接反应釜a塔，反应釜a塔、反应釜b塔下方分别设置甲醇回收罐和原乙酸三甲酯回收罐，每个精馏塔下方分别设置原乙酸三甲酯回收罐和成品罐；原乙酸三甲酯回收罐通过回收管道连接混料罐。本实用新型设置多塔连接，实现了连续化操作，克服了原设备的不断升温降温。设备的利用率高，操作稳定，减少了碳化物及副反应，缩短了反应时间，提高了收率。
The invention discloses a multi-tower continuous operating system equipment for synthesizing methyl bentitate, which relates to chemical equipment. Multiple reaction kettle towers of the equipment are connected in series, multiple rectification towers are connected in parallel, the mixing tank is connected to reactor a tower through pipelines and feeding pumps, methanol recovery tank and orthoacetic acid are respectively installed under reactor a tower and reactor b tower A trimethyl ester recovery tank, a trimethyl orthoacetate recovery tank and a finished product tank are respectively arranged under each rectification tower; the ortho trimethyl acetate recovery tank is connected to the mixing tank through a recovery pipeline. The utility model is provided with multi-tower connections, realizes continuous operation, and overcomes the continuous heating and cooling of the original equipment. The utilization rate of the equipment is high, the operation is stable, carbides and side reactions are reduced, the reaction time is shortened, and the yield is improved.
Description
技术领域 technical field
本实用新型涉及一种化工设备。 The utility model relates to a chemical equipment.
背景技术 Background technique
目前贲亭酸甲酯的合成都是单塔分离，单塔精馏，必须经过不断升温降温，间歇式分离甲醇、原乙酸三甲酯及精馏后得到成品。上述设备不能实现连续化操作，利用率差、操作不稳定、副作用多，反应周期长，收率低及碳化物多。 At present, the synthesis of methyl pyribinate is all single-tower separation and single-tower rectification, which must undergo continuous heating and cooling, intermittent separation of methanol, trimethyl orthoacetate and rectification to obtain finished products. The above equipment cannot realize continuous operation, poor utilization rate, unstable operation, many side effects, long reaction cycle, low yield and many carbides.
发明内容 Contents of the invention
本实用新型的目的是提供一种贲亭酸甲酯合成多塔连续化操作系统设备，以解决现有技术单塔分离，单塔精馏，不能实现连续化操作，利用率差、操作不稳定、副作用多，反应周期长，收率低及碳化物多等问题。 The purpose of the utility model is to provide a multi-tower continuous operating system equipment for synthesizing methyl bentitate to solve the problem of single-tower separation and single-tower rectification in the prior art, which cannot realize continuous operation, poor utilization rate and unstable operation. , many side effects, long reaction cycle, low yield and many carbides.
本实用新型主要由反应釜、精馏塔及存料罐组成，解决其技术问题所采用的技术方案是多个反应釜塔串联，多个精馏塔并联，混料罐通过管道、打料泵连接反应釜a塔，反应釜a塔、反应釜b塔下方分别设置甲醇回收罐和原乙酸三甲酯回收罐，每个精馏塔下方分别设置原乙酸三甲酯回收罐和成品罐；原乙酸三甲酯回收罐通过回收管道连接混料罐。 The utility model is mainly composed of a reaction kettle, a rectification tower and a storage tank. The technical solution adopted to solve the technical problem is that a plurality of reaction kettle towers are connected in series, a plurality of rectification towers are connected in parallel, and the mixing tank is passed through a pipeline and a feeding pump. Connect reactor a tower, methanol recovery tank and trimethyl orthoacetate recovery tank are respectively set under reactor a tower and reactor b tower, and trimethyl orthoacetate recovery tank and finished product tank are respectively set under each rectification tower; The trimethyl acetate recovery tank is connected to the mixing tank through a recovery pipeline.
采用本实用新型积极效果是设置多塔连接，实现了连续化操作，克服了原设备的不断升温降温。设备的利用率高，操作稳定，减少了碳化物及副反应，缩短了反应时间，提高了收率。 The positive effect of adopting the utility model is that multi-tower connections are arranged, continuous operation is realized, and the continuous heating and cooling of the original equipment is overcome. The utilization rate of the equipment is high, the operation is stable, carbides and side reactions are reduced, the reaction time is shortened, and the yield is improved.
附图说明 Description of drawings
下面结合附图和实施例对本实用新型进一步说明： Below in conjunction with accompanying drawing and embodiment the utility model is further described:
图1是本实用新型结构示意图； Fig. 1 is a structural representation of the utility model;
图中1管道、2反应釜a塔、3反应釜b塔、4精馏a塔、5精馏b塔、6成品罐、7原乙酸三甲酯回收罐、8甲醇回收罐、9回收管道、10打料泵、11混料罐。 In the figure, 1 pipeline, 2 reactor a tower, 3 reactor b tower, 4 rectification a tower, 5 rectification b tower, 6 finished product tank, 7 trimethyl orthoacetate recovery tank, 8 methanol recovery tank, 9 recovery pipeline , 10 feeding pumps, 11 mixing tanks.
具体实施方式 Detailed ways
如图所示：两个反应釜塔2、3串联，两个精馏塔4、5并联，混料罐11通过管道1、打料泵10连接反应釜a塔2，反应釜a塔2、反应釜b塔3下方分别设置甲醇回收罐8和原乙酸三甲酯回收罐7，两个精馏塔4、5下方分别设置原乙酸三甲酯回收罐7和成品罐6；原乙酸三甲酯回收罐7通过回收管道9连接混料罐11。
As shown in the figure: two
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200152227U CN202415410U (en) | 2012-01-13 | 2012-01-13 | Multi-tower continuous operation system device for synthesizing methyl 3,3-dimethyl pentenoate |
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| CN2012200152227U CN202415410U (en) | 2012-01-13 | 2012-01-13 | Multi-tower continuous operation system device for synthesizing methyl 3,3-dimethyl pentenoate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105348510A (en) * | 2015-12-01 | 2016-02-24 | 王伟跃 | Method for continuously producing amino-terminated polyether |
| CN114409532A (en) * | 2022-02-10 | 2022-04-29 | 山东新和成维生素有限公司 | A kind of continuous synthesis method of methyl benzate |
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2012
- 2012-01-13 CN CN2012200152227U patent/CN202415410U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105348510A (en) * | 2015-12-01 | 2016-02-24 | 王伟跃 | Method for continuously producing amino-terminated polyether |
| CN114409532A (en) * | 2022-02-10 | 2022-04-29 | 山东新和成维生素有限公司 | A kind of continuous synthesis method of methyl benzate |
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Effective date of registration: 20160206 Address after: 262737 Lingang Industrial Park, Binhai Economic Development Zone, Weifang, Shandong Patentee after: WEIFANG HAILIAN CHEMICAL CO., LTD. Address before: Economic Development Zone 253300 Shandong city of Dezhou province Wucheng County North East First Street Shandong high Xinrun Agricultural Chemical Co. Ltd. Patentee before: Shandong Gaoxinrun Agricultural Chemical Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20170113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |