CN204400882U - A kind of oil of mirbane, dinitrobenzene catalyst recovery devices - Google Patents
A kind of oil of mirbane, dinitrobenzene catalyst recovery devices Download PDFInfo
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- CN204400882U CN204400882U CN201420852203.9U CN201420852203U CN204400882U CN 204400882 U CN204400882 U CN 204400882U CN 201420852203 U CN201420852203 U CN 201420852203U CN 204400882 U CN204400882 U CN 204400882U
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- video disc
- film filter
- disc film
- storage tank
- ceramic video
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Abstract
A kind of oil of mirbane, dinitrobenzene catalyst recovery devices; Described retrieving arrangement comprises: a storage tank, one and storage tank connected ceramic video disc film filter, described ceramic video disc film filter be provided with ceramic video disc film filter opening for feed, ceramic video disc film filter dope outlet, recoil gas source air inlet, purified liquor outlet; Fresh feed pump, a thick product solution storage tank of one connection storage tank and ceramic video disc film filter, fresh feed pump vacuum breaker, fresh feed pump under meter, fresh feed pump recycle valve is provided with between described fresh feed pump and ceramic video disc film filter, the import of described thick product solution storage tank is connected with ceramic video disc film filter purified liquor outlet, and the outlet of thick product solution storage tank is provided with bleeder valve; One purge tank, described purge tank is connected with ceramic video disc film filter by pipeline, is responsible for cleaning ceramic video disc film filter, and described purge tank outlet is provided with purge tank bleeder valve, is provided with purge tank liquidometer in described purge tank.The utility model is conducive to being separated of catalyzer and thick product solution.
Description
Technical field
The utility model relates to the recycling of catalyzer in catalytic hydrogenation reaction, particularly oil of mirbane, dinitrobenzene catalyst recovery devices.
Background technology
The molecular formula of oil of mirbane is C7H6N2O4, and outward appearance is pale yellow needles crystallization, has Semen Armeniacae Amarum taste, molecular weight 182.14, fusing point is 69.5 DEG C, and boiling point is 300 DEG C, be slightly soluble in water, ethanol, ether, be soluble in benzene, acetone, relative density (water=1) 1.52.
Dinitrobenzene is divided into Meta-dinitrobenzene and o-dinitrobenzene two kinds, and Meta-dinitrobenzene is also known as work 1,3-dinitrobenzene, and o-dinitrobenzene is also known as work 1,2-dinitrobenzene; Meta-dinitrobenzene is that one has volatile colorless solid, fusing point 89 DEG C, boiling point: 301 DEG C, be slightly soluble in water, and being dissolved in ethanol, ether, benzene etc., is highly toxic product, is mainly used in organic synthesis and is used as dyestuff intermediate, and is used for manufacturing explosive.O-dinitrobenzene, be a kind of have a Semen Armeniacae Amarum taste colourless to yellow plate crystal, have volatility, fusing point 118 DEG C, boiling point: 319 DEG C, be slightly soluble in water, being dissolved in ethanol, ether, benzene etc., is highly toxic product, be mainly used in organic synthesis and be used as dyestuff intermediate.
Present catalyst recovery technology mainly adopts the modes such as sedimentation, and its shortcoming is: filtration efficiency is low, filters complete not.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of structure is simple, energy consumption is low, cost is low, be conducive to the oil of mirbane be separated, the dinitrobenzene catalyst recovery devices of catalyzer and thick product solution.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of oil of mirbane, dinitrobenzene catalyst recovery devices; Described retrieving arrangement comprises:
One storage tank, the top of described storage tank is provided with opening for feed, and bottom is provided with discharge port, and discharge port is provided with bleeder valve, and the inside of described storage tank is provided with liquidometer;
One with storage tank connected ceramic video disc film filter, described ceramic video disc film filter be provided with ceramic video disc film filter opening for feed, ceramic video disc film filter dope outlet, recoil gas source air inlet, purified liquor outlet; Pottery video disc film filter opening for feed is provided with ceramic video disc film filter feed valve, ceramic video disc film filter under meter, ceramic video disc film filter tensimeter; Described ceramic video disc film filter dope outlet is provided with dope delivery gauge, dope outlet flow gauge, dope outlet blow-off valve successively; Described recoil gas source air inlet is provided with recoil source of the gas feed valve, recoil source of the gas tensimeter; Described purified liquor outlet is provided with clear liquid sampling valve, purified liquor outlet under meter, purified liquor outlet tensimeter, purified liquor outlet valve successively;
The fresh feed pump of one connection storage tank and ceramic video disc film filter, described fresh feed pump is responsible for the feed liquid in storage tank being delivered in ceramic video disc film filter; Fresh feed pump vacuum breaker, fresh feed pump under meter, fresh feed pump recycle valve is provided with between described fresh feed pump and ceramic video disc film filter;
One thick product solution storage tank, the import of described thick product solution storage tank is connected with ceramic video disc film filter purified liquor outlet, and the outlet of thick product solution storage tank is provided with thick product solution storage tank bleeder valve;
One purge tank, described purge tank is connected with ceramic video disc film filter by pipeline, is responsible for cleaning ceramic video disc film filter, and described purge tank outlet is provided with purge tank bleeder valve, is provided with purge tank liquidometer in described purge tank.
In an embodiment of the present utility model, the transmembrane pressure of described ceramic video disc film filter is 0.2Mpa.
In an embodiment of the present utility model, the speed of rotation of described ceramic video disc film filter is 0-1000 rev/min.
By technique scheme, the beneficial effects of the utility model are:
The utility model structure is simple, energy consumption is low, cost is low, is separated by catalyzer with thick product solution, and catalyzer is used for recycle, extending catalyst work-ing life, reduces costs, and thick product solution enters into next operation and produces, cost-saving.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model pottery video disc film fundamental diagram;
Numeral and the corresponding component title represented by letter in figure:
10, storage tank 11, bleeder valve 12, liquidometer 20, pottery video disc film filter 21, recoil source of the gas feed valve 22, recoil source of the gas tensimeter 23, pottery video disc film filter feed valve 24, pottery video disc film filter under meter 25, pottery video disc film filter tensimeter 26, dope delivery gauge 27, dope outlet flow gauge 28, dope outlet blow-off valve 29, clear liquid sampling valve 30, purified liquor outlet under meter 31, purified liquor outlet tensimeter 32, purified liquor outlet valve 40, fresh feed pump 41, fresh feed pump vacuum breaker 42, fresh feed pump under meter 43, fresh feed pump recycle valve 50, thick product solution storage tank 51, thick product solution storage tank bleeder valve 60, purge tank 61, purge tank bleeder valve 62, purge tank liquidometer.
Embodiment
The technique means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
Shown in Figure 1, the utility model discloses a kind of oil of mirbane, dinitrobenzene catalyst recovery devices; Retrieving arrangement comprises storage tank 10, the ceramic video disc film filter 20 be connected with storage tank 10, the fresh feed pump 40 connecting storage tank 10 and ceramic video disc film filter 20, the thick product solution storage tank 50 be connected with ceramic video disc film filter 20 and the purge tank 60 that whole device is cleaned; Storage tank 10 is for receiving the reacted crude benzol amine aqueous solution containing catalyzer of hydrogenator, the top of storage tank is provided with opening for feed, opening for feed is connected with hydrogenator, bottom is provided with discharge port, discharge port is provided with bleeder valve 11, the inside of storage tank is provided with liquidometer 12, and liquidometer 12 is used for controlling the liquid level in storage tank.
Pottery video disc film filter 20 is provided with ceramic video disc film filter opening for feed, the outlet of ceramic video disc film filter dope, recoil gas source air inlet, purified liquor outlet; Pottery video disc film filter opening for feed is provided with ceramic video disc film filter feed valve 23, ceramic video disc film filter under meter 24, ceramic video disc film filter tensimeter 25; The outlet of pottery video disc film filter dope is provided with dope delivery gauge 26, dope outlet flow gauge 24, dope outlet blow-off valve 28 successively; Recoil gas source air inlet is provided with recoil source of the gas feed valve 21, recoil source of the gas tensimeter 22; Purified liquor outlet is provided with clear liquid sampling valve 29, purified liquor outlet under meter 30, purified liquor outlet tensimeter 31, purified liquor outlet valve 32 successively.
Fresh feed pump 40 is responsible for the feed liquid in storage tank 10 to be delivered in ceramic video disc film filter 20; Fresh feed pump vacuum breaker 41, fresh feed pump under meter 42, fresh feed pump recycle valve 43 is provided with between fresh feed pump 40 and ceramic video disc film filter 20.
The import of thick product solution storage tank is connected with ceramic video disc film filter purified liquor outlet, and the outlet of thick product solution storage tank is provided with thick product solution storage tank bleeder valve 51.
Purge tank 60 is connected with ceramic video disc film filter by pipeline, is responsible for cleaning ceramic video disc film filter, and purge tank outlet is provided with purge tank bleeder valve 61, is provided with purge tank liquidometer 62 in purge tank.
The transmembrane pressure of the utility model pottery video disc film filter is the speed of rotation of 0.2Mpa pottery video disc film filter is 0-1000 rev/min.
The recovery method of the utility model oil of mirbane, dinitrobenzene catalyzer comprises the steps:
(1) oil of mirbane, dinitrobenzene, hydrogen, catalyzer, aniline solution are after hydrogenator, be delivered in storage tank 10 by the crude benzol amine aqueous solution containing catalyzer by reservoir inlet, the liquid level in the 12 pairs of storage tanks of the liquidometer in storage tank 10 controls;
(2) bleeder valve 11 of storage tank 10 is opened, then fresh feed pump 40 is started, solution in storage tank 10 is delivered in ceramic video disc film filter 20 by fresh feed pump 40, and the temperature in ceramic video disc film filter 20 is controlled at 80 ~ 280 DEG C, pressure 0.05 ~ 0.5MPa, arranging transmembrane pressure is 0.2Mpa, and ceramic video disc film filter is filtering separation catalyzer under the rotating speed of 300 revs/min;
(3) step (2) is separated the catalyst concentration obtained turns back in hydrogenator when concentration is 70%, recycle;
(4) step (2) is separated the thick product solution obtained to be delivered in thick product solution storage tank 50, and enters into next operation and produce;
(5) when the permeation flux of video disc film filter ceramic in step (2) decline 10% time, close feedstock pump, open recoil source of the gas intake valve, recoil bleed pressure arranges 0.2MPa, and recoil runs 10s, opens fresh feed pump, proceeds to filter;
(6) when clear liquid flux after video disc membrane filter backwash ceramic in step (5) decline 10% time; shutdown is cleaned; step is as follows: the bleeder valve 11 of closing storage tank 10; catalyzer in emptying pottery video disc film filter 20 and thick product solution; close fresh feed pump 40 recycle valve; close purified liquor outlet valve 32; close dope outlet blow-off valve 28; open purge tank bleeder valve 61; open fresh feed pump 40, clear liquid and dope all return purge tank, wash cycles 2h like this; cleaning solution in emptying pottery video disc film filter and ducted solution, stand-by.
Shown in Figure 2, ceramic video disc film filter 20 adopts ceramic video disc membrane filtration system as the major parts filtered, and the filter type of video disc film filtering element is tangential flow filtration; There is provided face cross-flow flow velocity by the high rotating speed of ceramic video disc, reach the self-cleaning object of face; The filter type of tangential flow pattern can delay the formation of polluting filter cake, and permeant flux is kept for a long time, coordinates backwashing technology, makes the cleaning interval very long, effectively ensure that the stable of water production rate.
Pottery video disc film is the asymmetric membrane be prepared from through special process with alumina material, in video disc shape, tube wall gathers micropore, under pressure, small-molecule substance (or liquid) is through film, and macromolecular substance (or solid particulate, liquid drop) tunicle retains thus reaches the object of separation, concentrated and purifying.
This ceramic video disc film filter 20 is the high efficiency separation characteristics based on ceramic video disc film, and comparatively other similar techniques tool has the following advantages:
1. porosity is large, and membrane permeation flux is large.
2. chemical stability is high, and intensity is large, high temperature resistant.
3. membrane pore size narrowly distributing, effluent quality is good.
4. durable in use, whole treatment system is had overprice value and super benefit.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. an oil of mirbane, dinitrobenzene catalyst recovery devices; It is characterized in that, described retrieving arrangement comprises:
One storage tank, the top of described storage tank is provided with opening for feed, and bottom is provided with discharge port, and discharge port is provided with bleeder valve, and the inside of described storage tank is provided with liquidometer;
One with storage tank connected ceramic video disc film filter, described ceramic video disc film filter be provided with ceramic video disc film filter opening for feed, ceramic video disc film filter dope outlet, recoil gas source air inlet, purified liquor outlet; Pottery video disc film filter opening for feed is provided with ceramic video disc film filter feed valve, ceramic video disc film filter under meter, ceramic video disc film filter tensimeter; Described ceramic video disc film filter dope outlet is provided with dope delivery gauge, dope outlet flow gauge, dope outlet blow-off valve successively; Described recoil gas source air inlet is provided with recoil source of the gas feed valve, recoil source of the gas tensimeter; Described purified liquor outlet is provided with clear liquid sampling valve, purified liquor outlet under meter, purified liquor outlet tensimeter, purified liquor outlet valve successively;
The fresh feed pump of one connection storage tank and ceramic video disc film filter, described fresh feed pump is responsible for the feed liquid in storage tank being delivered in ceramic video disc film filter; Fresh feed pump vacuum breaker, fresh feed pump under meter, fresh feed pump recycle valve is provided with between described fresh feed pump and ceramic video disc film filter;
One thick product solution storage tank, the import of described thick product solution storage tank is connected with ceramic video disc film filter purified liquor outlet, and the outlet of thick product solution storage tank is provided with thick product solution storage tank bleeder valve;
One purge tank, described purge tank is connected with ceramic video disc film filter by pipeline, is responsible for cleaning ceramic video disc film filter, and described purge tank outlet is provided with purge tank bleeder valve, is provided with purge tank liquidometer in described purge tank.
2. a kind of oil of mirbane according to claim 1, dinitrobenzene catalyst recovery devices; It is characterized in that, the transmembrane pressure of described ceramic video disc film filter is 0.2Mpa.
3. a kind of oil of mirbane according to claim 1, dinitrobenzene catalyst recovery devices; It is characterized in that, the speed of rotation of described ceramic video disc film filter is 0-1000 rev/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420852203.9U CN204400882U (en) | 2014-12-24 | 2014-12-24 | A kind of oil of mirbane, dinitrobenzene catalyst recovery devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420852203.9U CN204400882U (en) | 2014-12-24 | 2014-12-24 | A kind of oil of mirbane, dinitrobenzene catalyst recovery devices |
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| Publication Number | Publication Date |
|---|---|
| CN204400882U true CN204400882U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420852203.9U Withdrawn - After Issue CN204400882U (en) | 2014-12-24 | 2014-12-24 | A kind of oil of mirbane, dinitrobenzene catalyst recovery devices |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104592036A (en) * | 2014-12-24 | 2015-05-06 | 上海安赐机械设备有限公司 | Nitrobenzene/dinitrobenzene catalyst recovery device and recovery method thereof |
-
2014
- 2014-12-24 CN CN201420852203.9U patent/CN204400882U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104592036A (en) * | 2014-12-24 | 2015-05-06 | 上海安赐机械设备有限公司 | Nitrobenzene/dinitrobenzene catalyst recovery device and recovery method thereof |
| CN104592036B (en) * | 2014-12-24 | 2016-10-26 | 上海安赐环保科技股份有限公司 | A kind of Nitrobenzol, dinitro benzene catalyst recovery devices and recovery method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201201 Shanghai, Pudong New Area Jin Tang Road, No. 2, block B, 145 Patentee after: SHANGHAI ANHORN ENVIRONMENTAL TECHNOLOGY CO., LTD. Address before: 201201 Shanghai, Pudong New Area Jin Tang Road, No. 2, block B, 145 Patentee before: Shanghai Anhorn Mechanical Equipment Co., Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150617 Effective date of abandoning: 20161012 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |