CN206646048U - A kind of plasticizer production device for being beneficial to energy-conservation - Google Patents
A kind of plasticizer production device for being beneficial to energy-conservation Download PDFInfo
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- CN206646048U CN206646048U CN201720344637.1U CN201720344637U CN206646048U CN 206646048 U CN206646048 U CN 206646048U CN 201720344637 U CN201720344637 U CN 201720344637U CN 206646048 U CN206646048 U CN 206646048U
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Abstract
The utility model discloses a kind of plasticizer production device for being beneficial to energy-conservation, including lemon acid storage tank, n-octyl alcohol storage tank and the first reactor, lemon acid storage tank and n-octyl alcohol storage tank are connected by the first measuring pump and the second measuring pump with the first reactor respectively, first reactor is connected by the first booster pump with dealcoholysis tower, and dealcoholysis tower, the second reactor, extracting tower, thick ester tank and the second booster pump are sequentially connected by pipeline；Dealcoholysis tower, condenser, alcohol-water separation device and U-tube are sequentially connected by pipeline, second reactor is connected by pipeline with acetic acid storage tank and pipeline is provided with the 3rd measuring pump, extracting tower is connected with condensing tower by circulating line, condensing tower inner bottom part is connected with spent acid storage tank, and the second booster pump is connected with continuous water cleaning device.It is laid out by rationally designing, the acetyl tributyl citrate n-octyl purity using device production is high, and utilization of materials is high, and apparatus structure is simple, clean operation environment is environmentally friendly, and automaticity is high, suitable for continuous production.
Description
Technical field
The utility model belongs to plasticizer manufacturing technology field, and in particular to a kind of plasticizer production dress for being beneficial to energy-conservation
Put.
Background technology
ATOC is a kind of plasticizer of nontoxic cleaning, is widely used in polyvinyl chloride, polyethylene copolymer
The plasticizer of thing, it is also possible to make the stabilizer of polyvinylidene chloride.Because it is nontoxic plasticizer, it is granulated available for nontoxic PVC,
The soft toy of children, medical product, food packaging articles coating and printing ink industry etc..
Traditional citric acid plasticizer production device is typically produced using batch process, and labor intensity is big, and production environment is poor,
And yield poorly, utilization rate of equipment and installations is poor, not energy-conserving and environment-protective.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in construction, easy to operate, energy-conserving and environment-protective, and certainly
Dynamicization degree is high, is suitable for the ATOC process units of continuous production.
The utility model is achieved through the following technical solutions：
A kind of plasticizer production device for being beneficial to energy-conservation, including lemon acid storage tank, n-octyl alcohol storage tank and the first reactor, institute
State lemon acid storage tank) the first measuring pump is provided between the first reactor, set between the n-octyl alcohol storage tank and the first reactor
There is the second measuring pump, first reactor is connected by the first booster pump with dealcoholysis tower, and the dealcoholysis tower passes through pipeline and
Two reactors, extracting tower, thick ester tank, the second booster pump are sequentially connected；The dealcoholysis tower by pipeline successively with condenser, alcohol water
Separator is connected with U-tube；Second reactor is connected with the 3rd measuring pump, acetic acid storage tank successively by pipeline；It is described de-
Acid tower is connected with condensing tower by circulating line, and the circulating line is provided with air-introduced machine, and the condensation tower bottom is connected with useless
Acid storage tank, second booster pump are connected with continuous water cleaning device；
The continuous water cleaning device includes purge tank, sodium hydroxide cast feeder, lime set tank, centrifuge, return water tank and ester
Holding vessel；The purge tank, centrifuge and return water tank are sequentially connected by pipeline, have been also respectively connected with the top of the purge tank
Sodium hydroxide cast feeder and lime set tank；Centrifuge is also connected with ester holding vessel by pipeline.The centrifuge can use at a high speed from
Scheming.
Preferably, the dealcoholysis tower inner bottom part is provided with reboiler, and top is provided with filler.Wherein reboiler is advantageous to n-octyl alcohol
Evaporation recovery, and filler can filter to the material after esterification, improve the purity of product.
Preferably, the extracting tower inner bottom part is provided with bubbler.Bubbler can carry out bubbling to the product after acylation, favorably
Separated from acetic acid recovery in product.
Preferably, first reactor and the second reactor inwall are provided with heating coil.Reaction temperature can be adjusted
Section, improve reaction efficiency.
Operation principle and process are：
During production, citric acid and n-octyl alcohol are entered by the first measuring pump and the second measuring pump by proportioning into the first reactor
Row esterification, esterification reaction product enter dealcoholysis tower and carry out dealcoholysis, and the alcohol evaporated enters alcohol water after condenser cools down
Separator, the alcohol isolated is back to n-octyl alcohol storage tank by U-tube, and the product after dealcoholysis enters the second reactor and carries out second
Acylation reaction, acetylate enter extracting tower.The bubbling that acetylate in extracting tower passes through depickling tower bottom bubbler
Effect is vaporized into gas phase, is entered after air-introduced machine is condensed into liquid into condensing tower in acetic acid storage tank and is stored.Depickling
Remaining in tower is thick ester, and thick ester enters continuous water cleaning device after the supercharging of the second booster pump.
In continuous water cleaning device, thick ester is introduced into purge tank, and hydrogen-oxygen is added into purge tank by sodium hydroxide cast feeder
Change sodium, then add lime set mixing into purge tank from lime set tank, material is separated into centrifuge after mixing, is isolated
Water enters return water tank, and the ester isolated enters ester storage tank.
The utility model compared with prior art, has the following advantages and advantages：
1st, a kind of plasticizer production device for being beneficial to energy-conservation of the utility model, the accurate metering of measuring pump, effectively control are passed through
Reaction-ure feeding proportioning has been made, has improved reaction efficiency；
2nd, a kind of plasticizer production device for being beneficial to energy-conservation of the utility model, by the alcohol recovery system of setting, is improved
The utilization rate of alcohol, has saved Material Cost；
3rd, a kind of plasticizer production device for being beneficial to energy-conservation of the utility model, technological process is simple, strong operability, and saves
Environmental protection.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is a kind of plasticizer production apparatus structure schematic diagram for being beneficial to energy-conservation of the utility model.
Mark and corresponding parts title in accompanying drawing：1- lemon acid storage tanks, 2- n-octyl alcohol storage tanks, the measuring pumps of 3- first,
The measuring pumps of 4- second, the reactors of 5- first, the booster pumps of 6- first, 7- extracting towers, 8- reboilers, 9- condensers, 10- alcohol-water separations
Device, 11-U type pipes, the reactors of 12- second, 13- acetic acid storage tanks, the measuring pumps of 14- the 3rd, 15- extracting towers, 16- bubblers, 17- draw
Blower fan, 18- condensing towers, 19- spent acid storage tanks, the thick ester tanks of 20-, the booster pumps of 21- second, 22- sodium hydroxide cast feeders, 23- lime sets
Tank, 24- purge tanks, 25- supercentrifuges, 26- return water tanks, 27- ester holding vessels.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment
As shown in figure 1, a kind of plasticizer production device for being beneficial to energy-conservation, including lemon acid storage tank 1, the and of n-octyl alcohol storage tank 2
First reactor 5, lemon acid storage tank 1 and n-octyl alcohol storage tank 2 are anti-by the first measuring pump 3 and the second measuring pump 4 and first respectively
Kettle 5 is answered to be connected, the first reactor 5 is connected by the first booster pump 6 with dealcoholysis tower 7, and dealcoholysis tower 7 passes through pipeline and the second reactor
12nd, extracting tower 15, thick ester tank 20, the second booster pump 21 are sequentially connected；Wherein, dealcoholysis tower by pipeline successively with condenser 9, alcohol
Separator 10 is connected with U-tube 11, and the second reactor is connected by pipeline with the measuring pump 14 of acetic acid storage tank 13 and the 3rd, depickling
Tower 15 is connected with air-introduced machine 17, the circulation of condensing tower 18, and the bottom of condensing tower 18 is connected with spent acid storage tank 19, and the second booster pump 21 is with connecting
Continuous water washing device is connected；Continuous water cleaning device includes purge tank 24, sodium hydroxide cast feeder 22, lime set tank 23, supercentrifuge
25th, return water tank 26 and ester holding vessel 27；Purge tank 24 is sequentially connected by pipeline and supercentrifuge 25 and return water tank 26,
The top of purge tank 24 is also associated with sodium hydroxide cast feeder 22 and lime set tank 23；Supercentrifuge 25 also passes through with ester holding vessel 27
Pipeline is connected.
During production, citric acid and n-octyl alcohol enter the first reactor by the first measuring pump 3 and the second measuring pump 4 by proportioning
5 carry out esterification, and esterification reaction product enters dealcoholysis tower 7 and carries out dealcoholysis, and the alcohol evaporated enters after the cooling of condenser 9
Alcohol-water separation device 10, the alcohol isolated is back to n-octyl alcohol storage tank 2 by U-tube 11, and the product after dealcoholysis is anti-into second
Kettle 12 is answered to carry out acetylization reaction, acetylate enters extracting tower 15.Acetylate in extracting tower 15 passes through extracting tower
The bubbling effect of bottom bubbler 16 is vaporized into gas phase, and it is laggard to be condensed into liquid by the entrance condensing tower 18 of air-introduced machine 17
Enter and stored in spent acid storage tank 19.Remaining in extracting tower 15 is thick ester, and thick ester enters continuous after the supercharging of the second booster pump 21
Water washing device.
In continuous water cleaning device, thick ester is introduced into purge tank 24, is added by sodium hydroxide cast feeder 22 into purge tank 24
Enter sodium hydroxide, then add lime set mixing into purge tank 24 from lime set tank 23, material enters supercentrifuge 25 after mixing
Separated, the water isolated enters return water tank 26, and the ester isolated enters ester holding vessel 27.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (4)
1. a kind of plasticizer production device for being beneficial to energy-conservation, including lemon acid storage tank (1), n-octyl alcohol storage tank (2) and the first reaction
Kettle (5), it is characterised in that be provided with the first measuring pump (3) between the lemon acid storage tank (1) and the first reactor (5), it is described just
The second measuring pump (4) is provided between octanol storage tank (2) and the first reactor (5), first reactor (5) passes through the first supercharging
Pump (6) is connected with dealcoholysis tower (7), and the dealcoholysis tower (7) passes through pipeline and the second reactor (12), extracting tower (15), thick ester tank
(20), the second booster pump (21) is sequentially connected；The dealcoholysis tower (7) by pipeline successively with condenser (9), alcohol-water separation device
(10) it is connected with U-tube (11)；Second reactor (12) by pipeline successively with the 3rd measuring pump (14), acetic acid storage tank
(13) it is connected；The extracting tower (15) is connected with condensing tower (18) by circulating line, and the circulating line is provided with air-introduced machine
(17), condensing tower (18) bottom is connected with spent acid storage tank (19), second booster pump (21) and continuous water cleaning device phase
Even；
The continuous water cleaning device include purge tank (24), sodium hydroxide cast feeder (22), lime set tank (23), centrifuge (25),
Return water tank (26) and ester holding vessel (27)；The purge tank (24), centrifuge (25) and return water tank (26) by pipeline according to
It is secondary to be connected, it has been also respectively connected with sodium hydroxide cast feeder (22) and lime set tank (23) at the top of the purge tank (24)；Centrifuge
(25) also it is connected with ester holding vessel (27) by pipeline.
2. energy saving and environment friendly plasticizer production device according to claim 1, it is characterised in that：In the dealcoholysis tower (7)
Bottom is provided with reboiler (8), and dealcoholysis tower (7) inner top is provided with filler.
3. energy saving and environment friendly plasticizer production device according to claim 1, it is characterised in that：In the extracting tower (15)
Bottom is provided with bubbler (16).
4. energy saving and environment friendly plasticizer production device according to claim 1, it is characterised in that：First reactor
(5) and the second reactor (12) inwall is provided with heating coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720344637.1U CN206646048U (en) | 2017-04-01 | 2017-04-01 | A kind of plasticizer production device for being beneficial to energy-conservation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720344637.1U CN206646048U (en) | 2017-04-01 | 2017-04-01 | A kind of plasticizer production device for being beneficial to energy-conservation |
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| CN206646048U true CN206646048U (en) | 2017-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977399A (en) * | 2017-04-01 | 2017-07-25 | 四川群青新材料科技有限公司 | A kind of energy-efficient plasticizer production device and method |
-
2017
- 2017-04-01 CN CN201720344637.1U patent/CN206646048U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977399A (en) * | 2017-04-01 | 2017-07-25 | 四川群青新材料科技有限公司 | A kind of energy-efficient plasticizer production device and method |
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