CN209204703U - A kind of reduced steam circulation distilling apparatus - Google Patents
A kind of reduced steam circulation distilling apparatus Download PDFInfo
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- CN209204703U CN209204703U CN201821989572.7U CN201821989572U CN209204703U CN 209204703 U CN209204703 U CN 209204703U CN 201821989572 U CN201821989572 U CN 201821989572U CN 209204703 U CN209204703 U CN 209204703U
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- reaction kettle
- condenser
- dispenser
- pressure reducer
- distilling apparatus
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Abstract
This application discloses a kind of reduced steams to recycle distilling apparatus, including reaction kettle, horizontal condenser, pressure reducer, dispenser, collect storage tank, bedroom condenser at the top of reaction kettle by distillation cascade connection above reaction kettle, condenser is connected to pressure reducer by water pipe, pressure reducer is connect by being located at the drainage tube of its bottom with dispenser, dispenser lower end is connected by liquid discharging tube collects storage tank, and dispenser side is connected at the top of reaction kettle by return pipe.The utility model structure is simple, easy to operate, can shorten the time of steam distillation by decompression and reduce vapo(u)rizing temperature；Water phase and an oil phase can be allowed sufficiently to be layered by drainage tube, the big oil reservoir of density is released by water segregator lower part, and the small water layer of density then returns to reaction kettle by return pipe and recycles；Serialization layering is realized by balance pipe, improves distillation efficiency.
Description
Technical field
The utility model relates to chemical production technical fields more particularly to a kind of reduced steam to recycle distilling apparatus.
Background technique
In Chemical Manufacture, steam distillation is a kind of common unit operation.Steam distillation is typically referred to one
It is kind not soluble in water, there is volatile higher boiling or thermal sensitivity product, azeotrope with water distillation, make the product with vapor together
It distillates, the method to the separating-purifying product is layered after condensing.Atmospheric steam distillation, distillation speed is slow, elapsed time
It is long, and a large amount of vapor need to be continuously replenished into distillation still, thermal energy waste is serious, for there is the product of higher then can not
Carry out atmospheric steam distillation.1- acetyl-1-chlorcyclopropane is high 150.3 DEG C of boiling point, density 1.16g/cm3 under normal pressure
The key intermediate of fungicide prothioconazoles synthesis is imitated, which is not easy to decompose and energy consumption is higher, even if
Its distillation speed is also relatively slow under the conditions of steam distillation, and industrialization difficult to realize is answered.
Such as Chinese patent CN204395481U discloses a kind of condensing reflux division box, which is characterized in that described
It is condensed back preheater and distiller is connected by distillation cascade, be condensed back preheater setting in distiller upper right side, be condensed back
Preheater connects condenser and is arranged above condenser, and water segregator connects condenser by pipeline, and pump setting is on the water segregator right side
Side connects water segregator, is condensed back preheater by pipeline and connects pump.The technical solution shows by being condensed back structure, operation
Convenient, energy saving, the product for being not required to a large amount of circulating-heatings and cooling, but having higher is can not to carry out atmospheric steam
Distillation, the speed of distillation are also very slow.
Such as Chinese patent CN204074048U discloses a kind of reflux water-dividing device for silicone resin production, including anti-
Answer kettle, condenser and water segregator, condenser of the reaction kettle top by upper riser connection position above reaction kettle, condensation
Device is connected to water segregator by water pipe, and connection view cup in water segregator lower end connects wastewater discharge pipe depending on cup；It is logical at the top of the reaction kettle
The water segregator that return pipe connection is located at reaction kettle side is crossed, the return pipe is in U-shape or spill.The technical solution shows both may be used
Constantly to remove moisture, and the loss of solvent can not be will lead to recycling design.But equally it is the object needed in reaction kettle
Material and solvent are distilled in the case where being heated to fluidized state, in face of air-distillation do not allow the distillation of labile compound effect and
Speed is undesirable, which is difficult stabilization simultaneously carries out receiving solvent.
Utility model content
The purpose of this utility model is to be to provide a kind of reduced steam circulation distilling apparatus, solves the above-mentioned prior art
One or more in problem.
One aspect according to the present utility model, provides a kind of reduced steam circulation distilling apparatus, including reaction kettle, sleeping
Formula condenser, dispenser, collects storage tank at pressure reducer, is located above reaction kettle at the top of the reaction kettle by distillation cascade connection
Bedroom condenser, condenser are connected to the pressure reducer by water pipe, the pressure reducer by be located at the drainage tube of its bottom with
The dispenser connection, the dispenser lower end are connected by liquid discharging tube and collect storage tank, and the dispenser side passes through return pipe
It is connected at the top of reaction kettle.As a result, by the way that pressure reducer is arranged between horizontal condenser and dispenser, realizes and water is shortened by decompression
The time of steam distillation simultaneously reduces vapo(u)rizing temperature, water phase and an oil phase can be allowed sufficiently to be layered by drainage tube, and the big oil reservoir of density passes through
Water segregator lower part releases, and the small water layer of density then returns to reaction kettle by return pipe and recycles.
In some embodiments: the first condenser is connected between the horizontal condenser and the pressure reducer.As a result,
Be arranged the first condenser further condense collected by be put into product, effect is more abundant.
In some embodiments: there are the second condenser, second condensation in the pressure reducer upper end by piping connection
Vacuum plant is terminated on device.Pressure reducer is connected by vacuum plant as a result, convenient for the atmospheric pressure state in regulating device to reach
To the demand of practical operation.
In some embodiments: the lower end of second condenser is connect by balance pipe with the collection storage tank.By
This, connects the second condenser by balance pipe and collects storage tank, and the second condenser is connected with pressure reducer again, realizes and collects storage tank
The pressure balance of pressure and pressure reducer.
In some embodiments: the return pipe is U-shaped return pipe, and the U-shaped return pipe is close to the reaction kettle
One end is provided with the first valve, and the lower end of the U-tube is provided with the second valve.Return pipe is set as U-shaped return pipe as a result,
Steam is avoided to be directly entered in dispenser.
In some embodiments: being provided with third valve on the liquid discharging tube, the 4th valve is provided on the balance pipe
Door.Opening third valve as a result, can just make the product collected enter collection storage tank, and pressure reducer and receipts may be implemented in the 4th valve
Collect the air pressure balance of storage tank.
The beneficial effects of the utility model are: the utility model structure is simple, and it is easy to operate, water can be shortened by decompression
The time of steam distillation simultaneously reduces vapo(u)rizing temperature；Water phase and an oil phase can be allowed sufficiently to be layered by drainage tube, the big oil reservoir of density passes through
Water segregator lower part releases, and the small water layer of density then returns to reaction kettle by return pipe and recycles；It is realized by balance pipe continuous
Change layering, improves distillation efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of reduced steam circulation distilling apparatus of the utility model；
Fig. 2 is cooperated between the utility model a kind of horizontal condenser and pressure reducer of reduced steam circulation distilling apparatus
The structural schematic diagram of connection；
Fig. 3 is a kind of attachment structure schematic diagram of the part of reduced steam circulation distilling apparatus of the utility model.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
Term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example, it may be
It is fixedly connected, is detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be directly connected, or
Being or is two connections internal between device, element or component indirectly connected through an intermediary.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Illustrate with reference to the accompanying drawing, the utility model is described in further detail.
As shown in Figure 1-3, a kind of reduced steam recycles distilling apparatus, including reaction kettle 1, horizontal condenser 2, pressure reducer
3, dispenser 4, collect storage tank 5, be located at the bedroom condenser 2 of 1 top of reaction kettle at the top of reaction kettle 1 by distillation cascade connection, it is sleeping
Room condenser 2 connects pressure reducer 3 by water pipe, and pressure reducer 3 is connected by the drainage tube 31 and dispenser 4 for being located at 3 bottom of pressure reducer
It connects, storage tank 5 is collected by the connection of liquid discharging tube 41 in 4 lower end of dispenser, and 4 side of dispenser connects reaction kettle 1 by return pipe 42 and pushes up
Portion.As a result, by the way that pressure reducer 3 is arranged between horizontal condenser 2 and dispenser 4, realizes and steam distillation is shortened by decompression
Time simultaneously reduces vapo(u)rizing temperature, water phase and an oil phase can be allowed sufficiently to be layered by drainage tube 31, and the big oil reservoir of density passes through under water segregator
Portion releases, and the small water layer of density then passes through the return reaction kettle 1 of return pipe 42 and recycles.
As further preferred, the first condenser 6 is connected between horizontal condenser 2 and pressure reducer 3.Is arranged as a result,
One condenser 6 is put into product collected by further condensing, and effect is more abundant.
As further preferred, there are the second condenser 7, the upper end of the second condenser 7 in 3 upper end of pressure reducer by piping connection
It is connected to vacuum plant 8.Pressure reducer 3 is connected by vacuum plant 8 as a result, convenient for the atmospheric pressure state in regulating device to reach real
The demand of border operation.
As further preferred, the lower end of the second condenser 7 is connect by balance pipe 71 with collection storage tank 5.Lead to as a result,
Second condenser of the connection of overbalance pipe 71 7 and collection storage tank 5, the second condenser 7 are connected with pressure reducer 3 again, realize and collect storage tank
5 pressure and the pressure balance of pressure reducer 3.
As further preferred, return pipe 42 is U-shaped return pipe, and U-shaped return pipe is provided with close to one end of reaction kettle 1
First valve 43, the lower end of U-tube are provided with the second valve 44.Return pipe 42 is set as U-shaped return pipe as a result, avoids steaming
Vapour is directly entered in dispenser 4.Second valve 44 is standby valve, avoids encountering reaction kettle and emergency case occurs, can be with outside
Environment connection carries out emergent management.
As further preferred, it is provided with third valve 45 on liquid discharging tube 41, the 4th valve 72 is provided on balance pipe 71.
Opening third valve 45 as a result, can just make the product collected enter collection storage tank 5, and pressure reducer 3 may be implemented in the 4th valve 72
With the air pressure balance for collecting storage tank 5.
In the present embodiment, in the reduced steam circulation distilling apparatus of Xiang Peiyou 500L reaction kettle 1, content 85% is added
1- acetyl-1-chlorcyclopropane crude product 200kg, tap water 150Kg, reaction kettle 1 is warming up to 80 °, opens vacuum plant 8 simultaneously
Adjusting pressure in vacuum degree to reaction kettle 1 is -0.06Mpa, starts vapor vacuum distillation.Water layer in dispenser 4 passes through back
Flow tube 42 flows back to reaction kettle 1 and recycles, open balance pipe 71 allow collect storage tank 5 pressure and 3 pressure balance of pressure reducer；It beats again
The third valve 45 on liquid discharging tube 41 is opened and adjusted, keeps the rate for flowing into collection storage tank 5 identical as the rate for distilling out product, i.e.,
Serialization AUTOMATIC ZONING of the product under reduced steam distillation condition can be achieved.
The above is only a kind of embodiment of the utility model, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the present invention, some similar deformation and improvement can be made, these
It should be regarded as within the protection scope of the utility model.
Claims (6)
1. a kind of reduced steam recycles distilling apparatus, it is characterised in that: including reaction kettle (1), horizontal condenser (2), decompression
Device (3), collects storage tank (5) at dispenser (4), is located above reaction kettle (1) at the top of the reaction kettle (1) by distillation cascade connection
Horizontal condenser (2), the horizontal condenser (2) connected the pressure reducer (3) by water pipe, and the pressure reducer (3) passes through
Drainage tube (31) positioned at the pressure reducer (3) bottom is connect with the dispenser (4), and dispenser (4) lower end is by putting
Storage tank (5) are collected in liquid pipe (41) connection, and dispenser (4) side is connected at the top of the reaction kettle (1) by return pipe (42).
2. a kind of reduced steam according to claim 1 recycles distilling apparatus, it is characterised in that: the horizontal condenser
(2) it is connected between the pressure reducer (3) the first condenser (6).
3. a kind of reduced steam according to claim 2 recycles distilling apparatus, it is characterised in that: the pressure reducer (3)
Upper end has the second condenser (7) by piping connection, is terminated with vacuum plant (8) on second condenser (7).
4. a kind of reduced steam according to claim 3 recycles distilling apparatus, it is characterised in that: second condenser
(7) lower end is connect by balance pipe (71) with the collection storage tank (5).
5. a kind of reduced steam according to claim 1 recycles distilling apparatus, it is characterised in that: the return pipe (42)
For U-shaped return pipe, the U-shaped return pipe is provided with the first valve (43), the U-tube close to one end of the reaction kettle (1)
Lower end be provided with the second valve (44).
6. a kind of reduced steam according to claim 4 recycles distilling apparatus, it is characterised in that: the liquid discharging tube (41)
On be provided with third valve (45), be provided with the 4th valve (72) on the balance pipe (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821989572.7U CN209204703U (en) | 2018-11-29 | 2018-11-29 | A kind of reduced steam circulation distilling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821989572.7U CN209204703U (en) | 2018-11-29 | 2018-11-29 | A kind of reduced steam circulation distilling apparatus |
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| Publication Number | Publication Date |
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| CN209204703U true CN209204703U (en) | 2019-08-06 |
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| CN201821989572.7U Active CN209204703U (en) | 2018-11-29 | 2018-11-29 | A kind of reduced steam circulation distilling apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665246A (en) * | 2019-10-21 | 2020-01-10 | 江苏利田科技股份有限公司 | Device and method for removing and recovering toluene solvent in UV (ultraviolet) photocuring monomer solution |
-
2018
- 2018-11-29 CN CN201821989572.7U patent/CN209204703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665246A (en) * | 2019-10-21 | 2020-01-10 | 江苏利田科技股份有限公司 | Device and method for removing and recovering toluene solvent in UV (ultraviolet) photocuring monomer solution |
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| CP01 | Change in the name or title of a patent holder |
Address after: 226400 No. 20, No. 4 Coastal Road, Rudong Coastal Economic Development Zone, Nantong City, Jiangsu Province Patentee after: Shunyi Nantong Chemical Co., Ltd Address before: 226400 No. 20, No. 4 Coastal Road, Rudong Coastal Economic Development Zone, Nantong City, Jiangsu Province Patentee before: Nantong Hisun Chemical Co. Ltd. |