CN205903756U - Retrieve device of organic menstruum in follow bipyramid desiccator tail gas - Google Patents

Retrieve device of organic menstruum in follow bipyramid desiccator tail gas Download PDF

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Publication number
CN205903756U
CN205903756U CN201620590370.XU CN201620590370U CN205903756U CN 205903756 U CN205903756 U CN 205903756U CN 201620590370 U CN201620590370 U CN 201620590370U CN 205903756 U CN205903756 U CN 205903756U
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tail gas
organic solvent
double
air
condenser
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CN201620590370.XU
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师红亮
闫志营
刘学涛
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Henan Newland Pharmaceutical Co Ltd
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Henan Newland Pharmaceutical Co Ltd
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Abstract

The utility model belongs to a chemical industry equipment and technical field, it includes to disclose a retrieve device of organic menstruum in follow bipyramid desiccator tail gas the import of desiccator tail gas, 1# air current buffer tank, self -control attenuator, air flow distributor, condenser combination, menstruum collection tank, 2# air current buffer tank, self -control menstruum filter etc.. The utility model discloses an organic menstruum that retrieve device of organic menstruum in follow bipyramid desiccator tail gas contains in can effective recycling bipyramid desiccator tail gas is gaseous, reduces the harmful gas emission, reduces the organic menstruum smell in operational environment and the living environment, improves air quality to can create certain economic benefits.

Description

The device of organic solvent is reclaimed a kind of tail gas from double-cone dryer
Technical field
The utility model belongs to technical field of chemical, reclaims organic molten from double-cone dryer tail gas particularly to one kind The equipment of matchmaker and technology.
Background technology
In the industrial processes of modernization, the equipment wet material being dried using double-cone dryer and technology Widely apply for many years.
Generally by means of double-cone dryer, wet stock is dried in medicine, chemical field, and mostly contain in wet stock There is organic solvent, such as: methyl alcohol, ethanol, ethyl acetate, acetone, thiacyclohexane, toluene, isopropanol, dichloromethane etc..Tail gas is dried Middle necessarily contain such organic solvent gas.If these gases can not reclaim in time, will to the environment of producing region and periphery Can adversely affect, be also economically no small loss simultaneously.
If energy is timely, effectively reclaim these organic solvent gases, our production, living environment can not only be improved, Certain economy return can also be produced simultaneously.
In existing technology, the recovery method of organic solvent gas contained by tail gas is had a lot, although these methods have one Fixed advantage, but larger due to investing, take up room larger, cost recovery is higher to wait deficiency, and these methods can not be little Type enterprise or small-scale dryer group are adopted.
Content of the invention
The utility model is based on the purpose solving problem above, there is provided one kind reclaims organic from double-cone dryer tail gas The device of solvent, its feature is effectively to reclaim the organic solvent gas in tail gas, reduces organic molten in working environment Gas taste, improves air quality, and creates certain economic benefit.
The device of organic solvent is reclaimed a kind of tail gas from pneumatic conveying drying that the utility model provides. include: drying machine Offgas outlet, 1# air-flow buffer tank, self-control damper, air distributor, condenser combination, organic solvent collecting tank, 2# air-flow Surge tank, self-control solvent filter.
Preferably, reclaim a kind of tail gas from double-cone dryer that the utility model provides described in the device of organic solvent 1# air-flow buffer tank is carbon steel or stainless steel, and volume is 0.1-0.5m3.
Preferably, reclaim a kind of tail gas from double-cone dryer that the utility model provides described in the device of organic solvent Self-control damper is pp material, and its spread length is 1.0-6.0m.
Preferably, reclaim a kind of tail gas from double-cone dryer that the utility model provides described in the device of organic solvent Condenser is shell and tube condenser or spiral sheet condenser, and its material is carbon steel or stainless steel.
Preferably, reclaim a kind of tail gas from double-cone dryer that the utility model provides described in the device of organic solvent The mounting means of condenser combination is connected in parallel for 1-4 platform, and the heat exchange gross area is 50-200 m2.
Preferably, reclaim a kind of tail gas from double-cone dryer that the utility model provides described in the device of organic solvent Organic solvent collecting tank is carbon steel or stainless steel, and capacity is 1.0-3.0m3, and its outlet adds self-control solvent filter.
Preferably, reclaim a kind of tail gas from double-cone dryer that the utility model provides described in the device of organic solvent 2# air-flow buffer tank is carbon steel or stainless steel, and volume is 0.1-0.5m3, and one of port is connected with and can conveniently operate Emptying control valve.
The device of organic solvent gas, its advantage is reclaimed a kind of tail gas from double-cone dryer that the utility model provides It is:
Two air-flow buffer tanks arrange the water being arranged in the system energy effective control vavuum pump and enter under abnormal condition Enter organic solvent collecting tank, the organic solvent simultaneously controlling recovery backflows entrance double-cone dryer, ensure that dried material Quality.
The multiple stage of shell and tube or spiral sheet condenser is installed in parallel and can effectively swiftly flowing tail gas be shunted And quickly cool down.
Homemade damper can effectively reduce activity and the energy of organic solvent gas.
Organic solvent collecting tank installs self-control solvent filter additional and can effectively improve the purity reclaiming organic solvent, can also simultaneously Enough recover part solid materials.
The real work reclaiming organic solvent device a kind of tail gas from double-cone dryer of offer of the present utility model is former Reason and the course of work are as follows:
After starting double-cone dryer, the double-cone dryer tail gas containing organic solvent gas initially enters this retracting device. High velocity air, through air-flow buffer tank, self-control damper, air distributor, is quickly further separated into the condenser group that multiple stage is connected in parallel Close, the organic solvent gas in cryogenic condensation, air-flow is condensed liquefaction, the organic solvent of liquefaction enters organic solvent collection Tank, finally, enters organic solvent reutilization system through self-control solvent filter.
So device, reclaims the device of organic solvent a kind of tail gas from double-cone dryer that the utility model provides, its Can effectively reclaim the organic solvent gas in double-cone dryer tail gas, reduce harmful gas emission, reduce working environment and Organic solvent smell in living environment, improves air quality, and creates certain economic benefit.
So device, reclaims the dress of organic solvent gas a kind of tail gas from double-cone dryer that the utility model provides Put, additionally it is possible to the self-control solvent filter being installed additional by solvent collecting tank is reclaimed while effective recovery organic solvent gas The partly valuable solid material reprocessing utilization.
Brief description
In order to be illustrated more clearly that technical scheme in the utility model embodiment or prior art, below will to embodiment or In description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only Some embodiments of the present utility model, for those skilled in the art, can also obtain it according to these accompanying drawings Its accompanying drawing.
The device reclaiming organic solvent for the utility model a kind of tail gas from double-cone dryer that Fig. 1 provides is illustrated Figure.
In Fig. 1: 1- double-cone dryer, 2- are dried offgas outlet, 3-1# air-flow buffer tank, 4- self-control damper, 5- air-flow Distributor, the combination of 6- condenser, 7- cooling water inlet, 8- coolant outlet, 9- organic solvent collecting tank, 10- liquid level gauge, 11- Control feeding valve, 12- self-control solvent filter, 13-2# air-flow buffer tank, 14- atmospheric valve, 15- connect vavuum pump direction.
Specific embodiment
This specific embodiment embodiment provides the device reclaiming organic solvent a kind of tail gas from double-cone dryer, its It is characterised by effectively reclaiming the organic solvent gas in tail gas, reduces the organic solvent smell in working environment, improve big Makings amount.
With reference to the accompanying drawing in this specific embodiment embodiment, the technical scheme in the utility model embodiment is entered Row clearly and completely describes it is clear that described embodiment is a part of embodiment of this specific embodiment, rather than Whole embodiments.
Refer to Fig. 1, Fig. 1 is that the one kind described in this specific embodiment embodiment reclaims from double-cone dryer tail gas The schematic device of organic solvent.
The device of organic solvent is reclaimed a kind of tail gas from pneumatic conveying drying that this specific embodiment embodiment provides. bag Include: double-cone dryer -1, be dried offgas outlet -2,1# air-flow buffer tank -3, self-control damper -4, air distributor -5, condensation Device combination -6, cooling water inlet -7, coolant outlet -8, organic solvent collecting tank -9, liquid level gauge -10, control feeding valve -11, Self-control solvent filter -12,2# air-flow buffer tank -13, atmospheric valve -14, connection vavuum pump direction -15.
The detailed operation of the embodiment of this specific embodiment is as follows: after starting double-cone dryer -1, containing organic The double-cone dryer tail gas of solvent gas enters this retracting device through offgas outlet -2.High velocity air through 1# air-flow buffer tank -3, Self-control damper -4, air distributor -5, are quickly further separated into the condenser combination -6 that multiple stage is connected in parallel, through low temperature cold Solidifying, the organic solvent gas in air-flow is condensed liquefaction, organic solvent entrance organic solvent collecting tank -9 of liquefaction, finally, warp Self-control solvent filter -12 enters reutilization system.
So device, reclaims the dress of organic solvent a kind of tail gas from double-cone dryer that this specific embodiment provides Put, can effectively reclaim the organic solvent gas in double-cone dryer tail gas, reduce harmful gas emission, reduce working environment And the organic solvent smell in living environment, improve the quality of air, and create certain economic benefit.
So device, reclaims the dress of organic solvent a kind of tail gas from double-cone dryer that this specific embodiment provides Put, effective reclaim organic solvent gas while additionally it is possible to the self-control solvent filter that installed additional by solvent collecting tank bottom Recovery section is valuable, solid material that is can reprocessing utilization.
As preferred and citing, 1# air-flow buffer tank -3 and 2# air-flow buffer that this specific embodiment embodiment provides Tank -13 can be carbon steel material or stainless steel, and a port of wherein 2# air-flow buffer tank adds can be square The emptying control valve -14 of convenient to operate.
As preferred and citing, it is cold that the condenser combination -6 that this specific embodiment embodiment provides is preferably spiral plate types Condenser, for this device, this condenser has the characteristics that rapid condensation, heat transfer efficiency height, condensation effect are good.Certainly, this is specifically real The condenser combination -6 applying the offer of mode embodiment can also be other type condenser, such as: shell and tube condenser, finned cold Condenser, graphite condenser etc., as long as provide in this device to make the environment of organic solvent gas condensation.
As preferred and citing, the condenser combination -6 that this specific embodiment embodiment provides is connected in parallel for 1-4 platform.
As preferred and citing, the heat exchange area of the condenser combination -6 that this specific embodiment embodiment provides can be 50-200m2, its concrete heat exchange area specifically can set through accurate calculation according to actual conditions.Only need its offer enough Condensing condition, makes organic solvent gas rapid condensation.
As preferred and citing, the spread length of the self-control damper -4 that this specific embodiment embodiment provides is 1.0- 6.0m, can be stainless steel or plastic material.It is preferably pp material.
It should be strongly noted that for making the organic solvent gas in drying machine tail gas have reasonable condensation effect, leading to The condensate temperature entering in condenser can not be too high, according to concrete reality, is advisable with 15 ° of -25 ° of c.That if desired reclaims is organic Solvent is the low boiling point solvents such as methyl alcohol, acetone, dichloromethane, and the cooling water being passed through in condenser should be cold from 15 ° of below c Salt solution.
The device of organic solvent is reclaimed a kind of tail gas from double-cone dryer described in this specific embodiment embodiment Effect, through operation in the drying plant of 2 different products, is 92.7% to the rate of recovery containing methanol-fueled exhaust, to containing The rate of recovery of isopropanol tail gas is 95.6%.On the other hand, monthly can also be recycling from self-control solvent filter acquisition Solid material 3.0-4.5kg.
As can be seen from the above embodiments, being reclaimed from pneumatic conveying drying tail gas using one kind that the utility model provides is had The device of machine solvent can effectively reclaim the organic solvent gas in double-cone dryer tail gas, reduces harmful gas emission, fall Organic solvent smell in low working environment and living environment, improves the quality of air, and creates certain economic benefit.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or new using this practicality Type.Multiple modifications that these embodiments are carried out, will be apparent from for those skilled in the art, defined herein General Principle can realize in other embodiments in the case of without departing from spirit or scope of the present utility model.Therefore, The utility model will not be limited to the embodiments shown herein, every the utility model spirit and principle within, institute Any modification, equivalent substitution and improvement made etc., should be included within protection domain of the present utility model.The utility model institute Protection domain is to fit to the wide scope consistent with principles disclosed herein and features of novelty.

Claims (7)

1. reclaim the device of organic solvent a kind of tail gas from double-cone dryer, it includes: drying machine tail gas outlet, 1# air-flow Surge tank, self-control damper, air distributor, condenser combination, organic solvent collecting tank, 2# air-flow buffer tank, self-control are molten Matchmaker's filter;It is characterized in that, the 1# air-flow buffer tank one end described in this device is dried by drying machine tail gas outlet and bipyramid Machine is connected, and self-control damper is passed through in another port, air distributor is combined with condenser and is connected, and condenser combination is cold by 1-4 platform Condenser is formed in parallel, and air distributor is passed through in its one end, damper is connected with double-cone dryer tail gas, and another outlet has been connected to Machine solvent collecting tank, organic solvent collecting tank is provided with 1 import and 2 outlets, and its import is combined with condenser and is connected, tank The one outlet on top is connected with vavuum pump by 2# air-flow buffer tank, and the one outlet of tank bottom passes through control valve, self-control solvent mistake Filter is connected with reclaiming organic solvent reutilization system.
2. a kind of tail gas from double-cone dryer according to claim 1 reclaim organic solvent device it is characterised in that Described 1# air-flow buffer tank is carbon steel or stainless steel, and volume is 0.1-0.5m3.
3. a kind of tail gas from double-cone dryer according to claim 1 reclaim organic solvent device it is characterised in that Described self-control damper is pp material, and its spread length is 1.0-6.0m.
4. a kind of tail gas from double-cone dryer according to claim 1 reclaim organic solvent device it is characterised in that Described condenser is shell and tube condenser or spiral sheet condenser, and its material is carbon steel or stainless steel.
5. a kind of tail gas from double-cone dryer according to claim 1 reclaim organic solvent device it is characterised in that The mounting means of described condenser combination is that 1-4 platform is in parallel, and the heat exchange gross area is 50-200 m2.
6. a kind of tail gas from double-cone dryer according to claim 1 reclaim organic solvent device it is characterised in that Described organic solvent collecting tank is carbon steel or stainless steel, and capacity is 1.0-3.0m3, its outlet adds makes solvent mistake by oneself Filter.
7. a kind of tail gas from double-cone dryer according to claim 1 reclaim organic solvent device it is characterised in that Described 2# air-flow buffer tank is carbon steel or stainless steel, and volume is 0.1-0.5m3, one of port is connected with can be square The emptying control valve of convenient to operate.
CN201620590370.XU 2016-06-17 2016-06-17 Retrieve device of organic menstruum in follow bipyramid desiccator tail gas Active CN205903756U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111087393A (en) * 2019-12-30 2020-05-01 江苏兄弟维生素有限公司 Thiamine hydrochloride, drying method and application thereof, and vitamin B1

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111087393A (en) * 2019-12-30 2020-05-01 江苏兄弟维生素有限公司 Thiamine hydrochloride, drying method and application thereof, and vitamin B1
CN111087393B (en) * 2019-12-30 2021-11-23 江苏兄弟维生素有限公司 Thiamine hydrochloride, drying method and application thereof, and vitamin B1

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