CN205517745U - A energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound - Google Patents
A energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound Download PDFInfo
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- CN205517745U CN205517745U CN201620242227.1U CN201620242227U CN205517745U CN 205517745 U CN205517745 U CN 205517745U CN 201620242227 U CN201620242227 U CN 201620242227U CN 205517745 U CN205517745 U CN 205517745U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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Abstract
The utility model relates to an energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound, including acidylate cauldron and tail gas absorbing device, the acidylate cauldron includes the cauldron body, cauldron body top is equipped with the dog -house, drops of liquid outlet, tail gas export and rabbling mechanism, the rabbling mechanism includes the motor, transmission shaft and puddler and stirring paddle leaf, external exit casing and the heating shell of being equipped with of cauldron, tail gas absorbing device includes the absorption tower, jar and liquid storage pot supply water, be equipped with the defogging layer in the absorption tower, the packing layer, absorbed layer and reserve liquid layer, be equipped with a plurality of column plates in the absorbed layer, the column plate includes a plurality of aeroscopic plates and guide plate, be equipped with a plurality of air through hole on the aeroscopic plate, it sprays the nest of tubes to be equipped with between the adjacent column plate, the utility model discloses but the make full use of waste heat, the energy consumption is little, the heat loss is little, and the tail gas treatment assimilation effect is good, efficient, is convenient for reduce air pollution, improves the by -product worth.
Description
Technical field
This utility model relates to a kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, belongs to technical field of chemical production equipment.
Background technology
Benzophenone is transparent crystal at normal temperatures and pressures, is mainly used in synthetic drug, manufactures spice, film manufacturing industry etc..Benzophenone compound synthesizes at medicine, have in terms of perfumery and macromolecular material and be widely used, it may also be used for the photosensitizer etc. of film coating, is a kind of very important fine chemicals.
At present, prepared by the commonly used acylated method of the industrialized synthetic route of benzophenone compound of the prior art, as prepared parachloroacetophenone with chloroacetic chloride for raw material, p-dichlorobenzene ketone is prepared for raw material is acylated with Benzenecarbonyl chloride., chloro-4 ' the dihydroxy benaophenonels of 1-are prepared with parachlorobenzoyl chloride and methyl phenyl ethers anisole, it is all solvent at chlorobenzene, lewis' acid aluminum chloride is acylated under catalysts conditions preparing, acylation reaction produces the reaction end gas based on hydrogen chloride, there is penetrating odor and highly corrosive, cannot directly be released in air, and acylation reaction device in prior art, reactor energy consumption is big, energy loss is big, its exhaust gas processing device, there is assimilation effect poor, inefficient, cannot fully process tail gas, cause pollution emission, it is worth with by-product and reduces.
Utility model content
The purpose of this utility model is the defect for prior art; a kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound is provided; energy consumption is little, heat loss is little, and vent gas treatment good absorbing effect, efficiency are high, it is simple to reduces air pollution, improve by-product value.
This utility model is achieved by the following technical solutions:
A kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, including acylation kettle and device for absorbing tail gas, wherein, described acylation kettle includes kettle, described kettle top is provided with dog-house, liquid droping port, offgas outlet and rabbling mechanism, described liquid droping port is provided with regulation valve, described offgas outlet is provided with airway, described rabbling mechanism includes motor, power transmission shaft and puddler and stirrer paddle, described motor is externally provided with separation sleeve, described power transmission shaft one end is connected with motor, the other end passes kettle, it is connected with puddler, it is provided with shaft coupling between described power transmission shaft and puddler, described stirrer paddle is U-shaped, and be connected with puddler end；
Described kettle is externally provided with exit casing and heating shell, and described exit casing is connected with airway, and described exit casing is provided with exhaustor, and described heating shell is respectively provided on two sides with inlet and liquid outlet, and described heating shell is externally provided with bearing, and described autoclave body bottom is provided with drain hole；
Described device for absorbing tail gas includes absorption tower, water supply tank and fluid reservoir, wherein, top, described absorption tower is provided with discharge pipe, it is sequentially provided with except mist layer, packing layer, absorbed layer and reserve liquid layer by top to bottom inside described absorption tower, described except being provided with mesh mist eliminator in mist layer, it is provided with some filler plates in described packing layer, is provided with groove in described filler plate, in described groove, is provided with packing layer；
Some column plates it are provided with in described absorbed layer, described some column plates are arranged in parallel, by absorbed layer top to bottom direction, spacing between adjacent tray increases successively, described column plate includes some aeroscopic plates and deflector, described aeroscopic plate and deflector interval are connected, described aeroscopic plate is provided with some inducing QI through holes, described inducing QI through hole includes some first folding holes and the second folding hole, described some first folding holes are connected with the second folding hole alternating inclinations, described deflector cross section is inverted V-shaped, and described deflector two ends are provided with pod apertures；
Shower group it is provided with between described adjacent tray, described shower group includes round tube, some horizontal tubes and VERTICAL TUBE, described horizontal tube is mutually perpendicular to be connected with VERTICAL TUBE, and be connected with round tube inwall to two ends, described shower group is provided with some atomizers, described atomizer is positioned at the junction of round tube, horizontal tube and VERTICAL TUBE, described absorption tower sidewall is provided with air inlet, described air inlet is between absorbed layer and reserve liquid layer, described exhaustor is connected with air inlet, is provided with agitator and discharging tube bottom described reserve liquid layer；
Described water supply tank is provided with feed pipe, and described feed pipe is connected with shower group and discharging tube respectively, and described feed pipe and discharging tube are equipped with valve, is provided with circulating pump between described feed pipe and discharging tube, and described fluid reservoir is connected with discharging tube.
Above-mentioned a kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, wherein, is equipped with some deflection plates in described exit casing and heating shell.
Above-mentioned a kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, wherein, described discharge pipe is provided with sample mouth.
Above-mentioned a kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, wherein, the angle between described first folding hole and the second folding hole is θ, and described θ is 65 ° ~ 70 °.
Above-mentioned a kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, wherein, described absorption tower is externally provided with some observation windows, and described observation window, between adjacent tray, is provided with observation platform bottom described observation window.
The beneficial effects of the utility model are:
nullWhen using acylation reaction to prepare benzophenone compound，Reaction mass is put into respectively from dog-house and liquid droping port，Control rabbling mechanism and open realization stirring，The reaction end gas based on hydrogen chloride is derived in exit casing，With kettle heat exchange，Absorb partial tail gas waste heat，High-temp waste gas can be put in heating shell or liquid heats，Tail gas is passed through air inlet，Rise to absorbed layer，Derived by some inducing QI through hole bafflings，Thered is provided by water supply tank and absorb liquid，Atomization ejection from the nebulizer of shower group，Discharge from the pod apertures of deflector after being fully contacted absorption with reaction end gas，Gas rises successively after packing layer packing layer absorbs、Discharge after mesh mist eliminator is except mist again，Liquid flow to reserve liquid layer，Agitated device limit, limit stirs，While extracted liquid by circulating pump，It is circulated spray-absorption by feed pipe，After cyclic absorption a period of time，Control valve，Liquid is made to store in flowing to fluid reservoir，To realize acylation reaction and side-product collection.
This utility model sample mouth facilitates the tail-gas quality after monitoring process；Inverted V-shaped deflector facilitates the angle between water conservancy diversion, the first folding hole and the second folding hole to be 65 ° ~ 70 °, convenient restriction gas flow rate, in order to be fully contacted, increase assimilation effect；Observe platform conveniently to trample, by situation in observation window observing tower.
To sum up, this utility model can make full use of waste heat, and energy consumption is little, heat loss is little, and vent gas treatment good absorbing effect, efficiency are high, it is simple to reduces air pollution, improve by-product value.
Accompanying drawing explanation,
Fig. 1 is this utility model structural representation.
Fig. 2 is this utility model column plate top view.
Fig. 3 is this utility model column plate cross-sectional view.
Fig. 4 is this utility model shower group structural representation.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further.
nullA kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound，Including acylation kettle 34 and device for absorbing tail gas 35，Wherein，Described acylation kettle 34 includes kettle 36，Described kettle 36 top is provided with dog-house 37、Liquid droping port 38、Offgas outlet 39 and rabbling mechanism 40，Described liquid droping port 38 is provided with regulation valve 41，Described offgas outlet 39 is provided with airway 42，Described rabbling mechanism 40 includes motor 43、Power transmission shaft 44 and puddler 45 and stirrer paddle 46，Described motor 43 is externally provided with separation sleeve 47，Described power transmission shaft 44 one end is connected with motor 43，The other end passes kettle 36、It is connected with puddler 45，It is provided with shaft coupling 48 between described power transmission shaft 44 and puddler 45，Described stirrer paddle 46 is U-shaped，And be connected with puddler 45 end；
Described kettle 36 is externally provided with exit casing 49 and heating shell 50, it is equipped with some deflection plates 51 in described exit casing 49 and heating shell 50, described exit casing 49 is connected with airway 42, described exit casing 49 is provided with exhaustor 52, described heating shell 50 is respectively provided on two sides with inlet 53 and liquid outlet 54, described heating shell 50 is externally provided with bearing 55, is provided with drain hole 56 bottom described kettle 36；
Described device for absorbing tail gas includes absorption tower 1, water supply tank 2 and fluid reservoir 3, wherein, top, described absorption tower 1 is provided with discharge pipe 4, described discharge pipe 4 is provided with sample mouth 5, described absorption tower 1 is internal to be sequentially provided with except mist layer 6, packing layer 7, absorbed layer 8 and reserve liquid layer 9 by top to bottom, described except being provided with mesh mist eliminator 10 in mist layer 6, is provided with some filler plates 11 in described packing layer 7, it is provided with groove 12 in described filler plate 11, in described groove 12, is provided with packing layer 13；
Some column plates 14 it are provided with in described absorbed layer 8, described some column plates 14 are arranged in parallel, by absorbed layer 8 top to bottom direction, spacing between adjacent tray 14 increases successively, described column plate 14 includes some aeroscopic plates 15 and deflector 16, described aeroscopic plate 15 and deflector 16 interval are connected, described aeroscopic plate 15 is provided with some inducing QI through holes 17, described inducing QI through hole 17 includes some first folding hole 18 and the second folding holes 19, described some first folding holes 18 are connected with the second folding hole 19 alternating inclinations, angle between described first folding hole 18 and the second folding hole 19 is θ, described θ is 65 ° ~ 70 °, described deflector 16 cross section is inverted V-shaped, described deflector 16 two ends are provided with pod apertures 20；
It is provided with shower group 21 between described adjacent tray 14, described shower group 21 includes round tube 22, some horizontal tubes 23 and VERTICAL TUBE 24, described horizontal tube 23 is mutually perpendicular to be connected with VERTICAL TUBE 24, and be connected with round tube 22 inwall to two ends, described shower group 21 is provided with some atomizers 25, and described atomizer 25 is positioned at round tube 22, horizontal tube 23 and the junction of VERTICAL TUBE 24；
Described absorption tower 1 is externally provided with some observation windows 26, described observation window 26 is between adjacent tray 14, observation platform 27 it is provided with bottom described observation window 26, described absorption tower 1 sidewall is provided with air inlet 28, described air inlet 28 is between absorbed layer 8 and reserve liquid layer 9, described exhaustor 42 is connected with air inlet 28, is provided with agitator 29 and discharging tube 30 bottom described reserve liquid layer 9；
Described water supply tank 2 is provided with feed pipe 31, described feed pipe 31 is connected with shower group 21 and discharging tube 30 respectively, being equipped with valve 32 on described feed pipe 31 and discharging tube 30, be provided with circulating pump 33 between described feed pipe 31 and discharging tube 30, described fluid reservoir 3 is connected with discharging tube 30.
Working method of the present utility model is:
nullWhen using acylation reaction to prepare benzophenone compound，Reaction mass is put into respectively from dog-house and liquid droping port，Control rabbling mechanism and open realization stirring，The reaction end gas based on hydrogen chloride is derived in exit casing，With kettle heat exchange，Absorb partial tail gas waste heat，High-temp waste gas can be put in heating shell or liquid heats，Tail gas is passed through air inlet，Rise to absorbed layer，Derived by some inducing QI through hole bafflings，Thered is provided by water supply tank and absorb liquid，Atomization ejection from the nebulizer of shower group，Discharge from the pod apertures of deflector after being fully contacted absorption with reaction end gas，Gas rises successively after packing layer packing layer absorbs、Discharge after mesh mist eliminator is except mist again，Liquid flow to reserve liquid layer，Agitated device limit, limit stirs，While extracted liquid by circulating pump，It is circulated spray-absorption by feed pipe，After cyclic absorption a period of time，Control valve，Liquid is made to store in flowing to fluid reservoir，To realize acylation reaction and side-product collection.
The above; it is only this utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; the change that can readily occur in or replacement, all should contain in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (5)
1. the energy saving and environment friendly acylation reaction device being used for preparing benzophenone compound, including acylation kettle and device for absorbing tail gas, it is characterized by, described acylation kettle includes kettle, described kettle top is provided with dog-house, liquid droping port, offgas outlet and rabbling mechanism, described liquid droping port is provided with regulation valve, described offgas outlet is provided with airway, described rabbling mechanism includes motor, power transmission shaft and puddler and stirrer paddle, described motor is externally provided with separation sleeve, described power transmission shaft one end is connected with motor, the other end passes kettle, it is connected with puddler, it is provided with shaft coupling between described power transmission shaft and puddler, described stirrer paddle is U-shaped, and be connected with puddler end；
Described kettle is externally provided with exit casing and heating shell, and described exit casing is connected with airway, and described exit casing is provided with exhaustor, and described heating shell is respectively provided on two sides with inlet and liquid outlet, and described heating shell is externally provided with bearing, and described autoclave body bottom is provided with drain hole；
Described device for absorbing tail gas includes absorption tower, water supply tank and fluid reservoir, wherein, top, described absorption tower is provided with discharge pipe, it is sequentially provided with except mist layer, packing layer, absorbed layer and reserve liquid layer by top to bottom inside described absorption tower, described except being provided with mesh mist eliminator in mist layer, it is provided with some filler plates in described packing layer, is provided with groove in described filler plate, in described groove, is provided with packing layer；
Some column plates it are provided with in described absorbed layer, described some column plates are arranged in parallel, by absorbed layer top to bottom direction, spacing between adjacent tray increases successively, described column plate includes some aeroscopic plates and deflector, described aeroscopic plate and deflector interval are connected, described aeroscopic plate is provided with some inducing QI through holes, described inducing QI through hole includes some first folding holes and the second folding hole, described some first folding holes are connected with the second folding hole alternating inclinations, described deflector cross section is inverted V-shaped, and described deflector two ends are provided with pod apertures；
Shower group it is provided with between described adjacent tray, described shower group includes round tube, some horizontal tubes and VERTICAL TUBE, described horizontal tube is mutually perpendicular to be connected with VERTICAL TUBE, and be connected with round tube inwall to two ends, described shower group is provided with some atomizers, described atomizer is positioned at the junction of round tube, horizontal tube and VERTICAL TUBE, described absorption tower sidewall is provided with air inlet, described air inlet is between absorbed layer and reserve liquid layer, described exhaustor is connected with air inlet, is provided with agitator and discharging tube bottom described reserve liquid layer；
Described water supply tank is provided with feed pipe, and described feed pipe is connected with shower group and discharging tube respectively, and described feed pipe and discharging tube are equipped with valve, is provided with circulating pump between described feed pipe and discharging tube, and described fluid reservoir is connected with discharging tube.
A kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, is characterized by, is equipped with some deflection plates in described exit casing and heating shell.
A kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, is characterized by, described discharge pipe is provided with sample mouth.
A kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound, is characterized by, the angle between described first folding hole and the second folding hole is θ, and described θ is 65 ° ~ 70 °.
A kind of energy saving and environment friendly acylation reaction device for preparing benzophenone compound; it is characterized by; described absorption tower is externally provided with some observation windows, and described observation window, between adjacent tray, is provided with observation platform bottom described observation window.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242227.1U CN205517745U (en) | 2016-03-28 | 2016-03-28 | A energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242227.1U CN205517745U (en) | 2016-03-28 | 2016-03-28 | A energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound |
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| CN205517745U true CN205517745U (en) | 2016-08-31 |
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| CN201620242227.1U Expired - Fee Related CN205517745U (en) | 2016-03-28 | 2016-03-28 | A energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514733A (en) * | 2020-04-30 | 2020-08-11 | 华北水利水电大学 | Comprehensive purification treatment tower for waste gas and waste water |
| CN112973606A (en) * | 2021-03-24 | 2021-06-18 | 河南科锐化工有限公司 | Stirring device for preparing 5-fluoro-2-hydroxyacetophenone |
-
2016
- 2016-03-28 CN CN201620242227.1U patent/CN205517745U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514733A (en) * | 2020-04-30 | 2020-08-11 | 华北水利水电大学 | Comprehensive purification treatment tower for waste gas and waste water |
| CN111514733B (en) * | 2020-04-30 | 2021-08-24 | 华北水利水电大学 | Comprehensive purification treatment tower for waste gas and waste water |
| CN112973606A (en) * | 2021-03-24 | 2021-06-18 | 河南科锐化工有限公司 | Stirring device for preparing 5-fluoro-2-hydroxyacetophenone |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20210328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |