CN209270873U - A kind of sensitive materials falling film evaporation device - Google Patents
A kind of sensitive materials falling film evaporation device Download PDFInfo
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- CN209270873U CN209270873U CN201821757649.8U CN201821757649U CN209270873U CN 209270873 U CN209270873 U CN 209270873U CN 201821757649 U CN201821757649 U CN 201821757649U CN 209270873 U CN209270873 U CN 209270873U
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- condenser
- falling film
- distillation still
- receiving tank
- sensitive materials
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Abstract
The utility model provides a kind of sensitive materials falling film evaporation device, including distillation still, circulating pump, falling film evaporator, first condenser, condensate storage, vacuum pump and the first receiving tank, distillation still stores sensitive materials to be distilled, the discharge port of distillation still is connected to the entrance of circulating pump, the outlet of circulating pump is connected to the inlet of falling film evaporator, the steam (vapor) outlet of falling film evaporator is located at the inside of distillation still, the condensate outlet of first condenser is located at the inside of distillation still, condensate storage is located at the lower section of the condensate outlet of the first condenser, condensate storage collects the condensate liquid of the first condenser outflow, first receiving tank is connected to condensate storage, vacuum pump and the first condenser, first receiving tank, distillation still connection, vacuum pump adjusts the first condenser, first receiving tank, vacuum degree in distillation still.The utility model can effectively prevent decomposition or rotten of the thermo-responsive material in distillation process, and can accelerate distillation speed.
Description
Technical field
The utility model relates to the distillation production technical fields of the thermo-responsive material of chemical industry more particularly to a kind of sensitive materials to drop
Film evaporator.
Background technique
Heat sensitive material, especially higher boiling heat sensitive material, need to be evaporated in vacuo, even high vacuum distillation, need system
Vacuum degree is extremely low, and Common evaporation systems can also reach extremely low vacuum in no material evaporation, but with the evaporation of material, due to
There is the vapor partial pressure of material, the reduction of distillation system vacuum degree is caused to make when especially material steam passes through pipeline and condenser
At pressure rise clearly, cause to be distilled the material elevation of boiling point, cause material deterioration or decomposition.In chemical production process due to
The decomposition of material or caused loss of going bad are very huge in the distillation process of heat sensitive material, not only reduce the receipts of product
Rate, and the amount of hazardous waste is increased, or even cause largely to decompose and cause explosion accident, society and enterprise are caused serious
It influences.
Summary of the invention
In view of this, the present invention provides a kind of sensitive materials falling film evaporation device, which can be effectively prevent
Decomposition or rotten of the thermo-responsive material in distillation process, and distillation speed can be accelerated.
The utility model provides a kind of sensitive materials falling film evaporation device, including distillation still, circulating pump, falling film evaporator,
First condenser, condensate storage, vacuum pump and the first receiving tank, the distillation still store sensitive materials to be distilled, institute
The discharge port for stating distillation still is connected to the entrance of circulating pump, and the outlet of the circulating pump is connected to the inlet of falling film evaporator,
The steam (vapor) outlet of the falling film evaporator is located at the inside of distillation still, and the condensate outlet of first condenser is located at distillation still
Inside, the condensate storage is located at the lower section of the condensate outlet of the first condenser, and the condensate storage is collected
The condensate liquid of first condenser outflow, first receiving tank are connected to condensate storage, the vacuum pump and the first condensation
Device, the first receiving tank, distillation still connection, the vacuum pump adjust the first condenser, the first receiving tank, the vacuum in distillation still
Degree.
Further, isolation board is arranged in the inside of the distillation still, and the isolation board is connected to the top of distillation still, described
Isolation board is between falling film evaporator and the first condenser.
Further, the second condenser, second condensation are set between first receiving tank and condensate storage
The liquid inlet of device is connected to the liquid outlet of condenser collecting tank, and the liquid outlet of second condenser is connected to the first receiving tank.
Further, the quantity of second condenser is one or more, and multiple second condensers are in parallel.
Further, the quantity of first receiving tank is one or more, and multiple first receiving tanks are in parallel.
Further, the vacuum pump connects tail cooler, the tail gas of the tail cooler cooling vacuum pump.
Further, the liquid outlet of the tail cooler is connected to the second receiving tank, and second receiving tank is collected in tail cooler
The waste liquid of generation.
Technical solution provided by the utility model has the benefit that sensitive materials falling liquid film provided by the utility model
The steam (vapor) outlet of falling film evaporator is arranged in distillation still vaporising device, occurs in distillation still due to vaporizing, and is to use
Falling liquid film form, gas will not generate levels pressure without liquid level is needed guiding through in vaporescence, keep material vaporization more smooth, and
There is sufficiently large space in distillation still, vaporescence will not generate biggish pressure；Sensitive materials drop provided by the utility model
The inside of distillation still is arranged in the condensate outlet of first condenser by film evaporator, enables steam and the first condenser
It directly contacts, needs not move through pipeline, contacted directly in distillation still with the first condenser tubulation, contact area is big, steam circulates
Area is big, will not generate obvious pressure difference；Sensitive materials falling film evaporation device provided by the utility model passes through in distillation still
Condensate storage is set, can effectively avoid condensate liquid from entering in the evaporation material of distillation still；It is provided by the utility model quick
Material falling film evaporation device is felt by the second condenser of setting, and condensate liquid is further cooled down, is effectively reduced into first and receives
The partial pressure of the condensate liquid of tank；Sensitive materials falling film evaporation device provided by the utility model is by setting tail cooler to vacuum pump
Tail gas is cooled down, and harm of the organic substance to environment is effectively reduced；Sensitive materials falling film evaporation dress provided by the utility model
It sets the decomposition that can effectively eliminate thermo-responsive material and goes bad, generate considerable economic benefit, mitigate dangerous waste processing load, have
Very big economic benefit and social benefit.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of sensitive materials falling film evaporation device of the utility model.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is further described.
Referring to FIG. 1, the embodiments of the present invention provide a kind of sensitive materials falling film evaporation device, including distillation still
10, circulating pump 11, falling film evaporator 12, the first condenser 13, condensate storage 14, vacuum pump 15, the first receiving tank 16,
Two condensers 17, tail cooler 18 and the second receiving tank 19, the internal reservoir of distillation still 10 sensitive materials to be distilled, distillation still 10
Inside isolation board 101 is set, isolation board 101 is connected to the top of distillation still 10, and is located at falling film evaporator 12 and first cold
Between condenser 13, the discharge port of distillation still 10 is connected to the entrance of circulating pump 11, the outlet of circulating pump 11 and falling film evaporator 12
Inlet connection, the steam (vapor) outlet of falling film evaporator 12 is located at the inside of distillation still 10, and the condensate liquid of the first condenser 13 goes out
Mouth is located at the inside of distillation still 10, and condensate storage 14 is located at the lower section of the condensate outlet of the first condenser 13, and is located at
In distillation still 10, condensate storage 14 is connected to the first receiving tank 16.
Vacuum pump 15 is connected to the first condenser 13, the first receiving tank 16, distillation still 10, and vacuum pump 15 is used to adjust first
Condenser 13, the first receiving tank 16, the vacuum degree in distillation still 10, vacuum pump 15 generate vacuum or high vacuum, can be according to true
The configuration for needing to adjust vacuum pump 15 of reciprocal of duty cycle, vacuum pump 15 are connected to tail cooler 18, and tail cooler 18 is used to cooling vacuum pump 15
Tail gas, the liquid outlet of tail cooler 18 is connected to the second receiving tank 19, the second receiving tank 19 collect generated in tail cooler 18 it is useless
Liquid.
Second condenser 17 is arranged between condensate storage 14 and the first receiving tank 16, and the second condenser 17 enters liquid
Mouth is connected to the liquid outlet of condenser collecting tank 14, and the liquid outlet of the second condenser 17 is connected to the first receiving tank 16, and second is cold
Condenser 17 is used to further cooling condensate liquid, and one or more second condensers 17, multiple second condensations can be set as needed
Device 17 is in parallel, correspondingly, one or more first receiving tanks 16 is set as needed, multiple first receiving tanks 16 are in parallel.
The working principle of above-mentioned sensitive materials falling film evaporation device are as follows: by circulating pump 11 by sensitive materials from distillation still 10
It is delivered to falling film evaporator 12 and carries out distillation processing, sensitive materials, which are heated to vaporize in falling film evaporator 12, forms steam, steam
Be directly entered in distillation still 10 from the steam (vapor) outlet of falling film evaporator 12, steam be mingled with liquid the right side of distillation still 10 on to
Lower flowing directly ascends into the condensation of the first condenser 13 around steam after isolation board 101 and forms condensate liquid, and condensate liquid is along the
The condensate outlet of one condenser 13 flows in condensate storage 14,14 separate vapour of condensate storage and condensate liquid it is same
When collect the condensate liquid of the first condenser 13 outflow, the condensate liquid in condenser collecting tank 14 flows into the second condenser 17 further
Condensation, flows ultimately into and is collected in the first receiving tank 16.
Sensitive materials falling film evaporation device provided by the utility model is steaming the steam (vapor) outlet setting of falling film evaporator 12
It evaporates in kettle 10, occurs in distillation still 10 due to vaporizing, and be with falling liquid film form, gas is without needing guiding through liquid in vaporescence
Face will not generate levels pressure, keep material vaporization more smooth, and have sufficiently large space, vaporescence in distillation still 10
Biggish pressure will not be generated；Sensitive materials falling film evaporation device provided by the utility model is by the condensate liquid of the first condenser 13
The inside of distillation still 10 is arranged in outlet, and steam is directly contacted with the first condenser 13, needs not move through pipeline, directly
It is contacted in distillation still 10 with 13 tubulation of the first condenser, contact area is big, steam circulation area is big, will not generate obvious pressure
Difference；Sensitive materials falling film evaporation device provided by the utility model in distillation still 10 by being arranged condensate storage 14, energy
It is enough that condensate liquid is effectively avoided to enter in the evaporation material of distillation still 10；Sensitive materials falling film evaporation device provided by the utility model
By the way that the second condenser 17 is arranged, condensate liquid is further cooled down, point into the condensate liquid of the first receiving tank 16 is effectively reduced
Pressure；Sensitive materials falling film evaporation device provided by the utility model is carried out cold by tail gas of the setting tail cooler 18 to vacuum pump 15
But, harm of the organic substance to environment is effectively reduced；Sensitive materials falling film evaporation device provided by the utility model can be effective
It eliminates the decomposition of thermo-responsive material and goes bad, generate considerable economic benefit, mitigate dangerous waste processing load, there is very big economy
Benefit and social benefit.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of sensitive materials falling film evaporation device, which is characterized in that including distillation still, circulating pump, falling film evaporator, first cold
Condenser, condensate storage, vacuum pump and the first receiving tank, the distillation still store sensitive materials to be distilled, the distillation
The discharge port of kettle is connected to the entrance of circulating pump, and the outlet of the circulating pump is connected to the inlet of falling film evaporator, the drop
The steam (vapor) outlet of film evaporator is located at the inside of distillation still, and the condensate outlet of first condenser is located at the interior of distillation still
Portion, the condensate storage are located at the lower section of the condensate outlet of the first condenser, and the condensate storage collects first
The condensate liquid of condenser outflow, first receiving tank is connected to condensate storage, the vacuum pump and the first condenser, the
One receiving tank, distillation still connection, the vacuum pump adjust the first condenser, the first receiving tank, the vacuum degree in distillation still.
2. sensitive materials falling film evaporation device as described in claim 1, which is characterized in that the setting of the inside of the distillation still every
From plate, the isolation board is connected to the top of distillation still, and the isolation board is between falling film evaporator and the first condenser.
3. sensitive materials falling film evaporation device as described in claim 1, which is characterized in that first receiving tank and condensate liquid
Second condenser is set between collecting tank, and the liquid inlet of second condenser is connected to the liquid outlet of condenser collecting tank, institute
The liquid outlet for stating the second condenser is connected to the first receiving tank.
4. sensitive materials falling film evaporation device as claimed in claim 3, which is characterized in that the quantity of second condenser is
One or more, multiple second condensers are in parallel.
5. sensitive materials falling film evaporation device as described in claim 1, which is characterized in that the quantity of first receiving tank is
One or more, multiple first receiving tanks are in parallel.
6. sensitive materials falling film evaporation device as described in claim 1, which is characterized in that the vacuum pump connects tail cooler,
The tail gas of the tail cooler cooling vacuum pump.
7. sensitive materials falling film evaporation device as claimed in claim 6, which is characterized in that the liquid outlet of the tail cooler is connected to
Second receiving tank, second receiving tank collect the waste liquid generated in tail cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757649.8U CN209270873U (en) | 2018-10-26 | 2018-10-26 | A kind of sensitive materials falling film evaporation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757649.8U CN209270873U (en) | 2018-10-26 | 2018-10-26 | A kind of sensitive materials falling film evaporation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209270873U true CN209270873U (en) | 2019-08-20 |
Family
ID=67599539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821757649.8U Active CN209270873U (en) | 2018-10-26 | 2018-10-26 | A kind of sensitive materials falling film evaporation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209270873U (en) |
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2018
- 2018-10-26 CN CN201821757649.8U patent/CN209270873U/en active Active
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