CN208762427U - A kind of de-watering apparatus for ethylene glycol pre-treatment - Google Patents
A kind of de-watering apparatus for ethylene glycol pre-treatment Download PDFInfo
- Publication number
- CN208762427U CN208762427U CN201821001156.1U CN201821001156U CN208762427U CN 208762427 U CN208762427 U CN 208762427U CN 201821001156 U CN201821001156 U CN 201821001156U CN 208762427 U CN208762427 U CN 208762427U
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- China
- Prior art keywords
- ethylene glycol
- reaction kettle
- metal
- filter device
- heating chamber
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Abstract
The utility model discloses a kind of de-watering apparatus for ethylene glycol pre-treatment, reaction kettle including having stabilizer blade, heating chamber and the vapor chamber above heating chamber are divided by a point filter device inside the reaction kettle, described point of filter device is fixed by being located on the retainer plate of heating chamber upper inside wall, and a point filter device outer peripheral surface is connect with vapor chamber inner thread, heating chamber corresponding reaction kettle outer wall top is communicated with outlet tube, middle part is coated with heating mantle, lower part is communicated with inlet tube, temperature sensor is provided in outlet tube, the temperature sensor connects with temperature controller, and temperature controller connects with heating mantle, the temperature controller uses XMT-300PT intelligent temperature controller, the corresponding reaction kettle outer wall of the vapor chamber is communicated with escape pipe, and nozzle is connected with air pump outside escape pipe.The utility model will be heated by point filter device and be bonded to a reaction kettle with vapour removal collection, and occupied area declines significantly, and uses more convenient.
Description
Technical field
The utility model belongs to polyurethanes technology field, and in particular to a kind of de-watering apparatus for ethylene glycol pre-treatment.
Background technique
Polyurethane material is the abbreviation of polyurethanes, and English name is polyurethane, it is a kind of macromolecule
Material.Polyurethane is a kind of emerging high-molecular organic material, is known as " the fifth-largest plastics ", wide because of the performance of its brilliance
It is general to be applied to national economy various fields.Product applications be related to light industry, chemical industry, electronics, weaving, medical treatment, building, building materials,
Automobile, national defence, space flight, aviation etc..
The primary raw material of polyurethane is organic multicomponent isocyanates and terminal hydroxy group compound.Ethylene glycol is in polyurethane technique
The most commonly used terminal hydroxy group compound.Ethylene glycol is simplest dihydric alcohol, and the sweet smell liquid of no color or smell.Ethylene glycol can
It is miscible with water, the mixed liquor of arbitrary proportion is formed, and the water imbibition of ethylene glycol is very strong, causes the reduction of ethylene glycol purity, eventually
Influence the synthesis of polyurethane.
To solve the problems, such as this, it is automatic that the utility model patent of Publication No. CN203899585U discloses a kind of mother liquor
De-watering apparatus, including reaction kettle, the top of reaction kettle are equipped with filled column, sensor are equipped in reaction kettle, and reaction kettle is equipped with control
Warm valve, controller are connect with sensor and Temperature control valve respectively, and controller is connected with power supply, and filled column is connected cold by hose
Condenser, condenser connect storage storage tank by hose, store storage tank by hose and connect vacuum pump.
The water transform of ethylene glycol is vapor by way of heating by the technical solution, is absorbed water using filled column and is steamed
Gas achievees the purpose that remove vapor, but occupied area is very big, and use is highly inconvenient.
Utility model content
For the problems of the prior art, the utility model provides a kind of de-watering apparatus for ethylene glycol pre-treatment, solution
Existing ethylene glycol water removal dress of having determined takes up a large area, inconvenient problem with use, by dividing a filter device that will heat and vapour removal
Collection is bonded to a reaction kettle, and occupied area declines significantly, and uses more convenient.
To realize the above technical purpose, the technical solution of the utility model is:
A kind of de-watering apparatus for ethylene glycol pre-treatment, the reaction kettle including having stabilizer blade, the reaction kettle inside are logical
Excessively filter device is divided into heating chamber and the vapor chamber above heating chamber, and described point of filter device is by being located in heating chamber
The retainer plate of portion's inner wall is fixed, and a point filter device outer peripheral surface is connect with vapor chamber inner thread, the corresponding reaction of the heating chamber
Kettle outer wall top is communicated with outlet tube, and middle part is coated with heating mantle, and lower part is communicated with inlet tube, and nozzle and water outside inlet tube
Pump connects, and temperature sensor is provided in outlet tube, and the temperature sensor connects with temperature controller, and temperature controller with
Heating mantle connects, and the temperature controller uses XMT-300PT intelligent temperature controller, and the outer peripheral surface of the vapor chamber is communicated with
Escape pipe, and nozzle is connected with air pump outside escape pipe.
Described point of filter device includes metal micro-holes plate, filtration membrane and metal grating, metal micro-holes plate lower surface four
Week is fixed on retainer plate, and upper surface is provided with filtration membrane, and the filtration membrane upper surface is provided with metal grating, and metal
Screen outer peripheral surface is connect with vapor chamber inner thread.
The micropore size of the metal micro-holes plate is 1-3mm.
The filtration membrane uses polyvinylidene fluoride film.
There are gap between the metal micro-holes plate and steam cavity wall, rubber seal is provided in the gap.
The metal grating uses metal tilted grid plate, and the grid spacing of metal tilted grid plate is not more than 10mm.
The heating chamber bottom is provided with drain pipe.
Principle: ethylene glycol is a kind of colourless micro- viscous liquid, and boiling point is 197.4 DEG C, and freezing point is -11.5 DEG C, and the boiling of water
Point is 100 DEG C；Ethylene glycol persistently keeps liquid during heating, and water is converted into vapor, by the characteristic of gas-liquid separation,
Water vapour is removed, under filtration membrane effect, film acid mist Oil-gas Separation spy can reach separating effect.
From the above, it can be seen that the utility model has following advantages:
1. the utility model solves existing ethylene glycol water removal dress and takes up a large area, inconvenient problem with use, by dividing
Filter device will heat and be bonded to a reaction kettle with vapour removal collection, and occupied area declines significantly, and uses more convenient.
2. the utility model uses point filter device with filtration membrane that can complete the purpose of gas-liquid separation, greatly promote
Moisture removal efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1.
Specific embodiment
In conjunction with Fig. 1, a specific embodiment of the utility model is described in detail, but not to the claim of the utility model
Do any restriction.
As shown in Figure 1, a kind of de-watering apparatus for ethylene glycol pre-treatment, the reaction kettle 1 including having stabilizer blade, reaction kettle
1 inside is divided into heating chamber 2 and the vapor chamber 3 above heating chamber 2 by a point filter device 4, and point filter device 4 is by being located on
Retainer plate 7 in 2 upper inside wall of heating chamber is fixed, and point filter 4 outer peripheral surface of device is connect with 3 inner thread of vapor chamber, heating chamber 2
Corresponding reaction kettle outer wall top is communicated with outlet tube 6, and middle part is coated with heating mantle 12, and lower part is communicated with inlet tube 5, and feed liquor
5 outside nozzle of pipe connects with water pump, and temperature sensor 10, temperature sensor 10 and temperature controller 11 are provided in outlet tube 6
Connect, and temperature controller 11 connects with heating mantle 12, temperature controller 11 uses XMT-300PT intelligent temperature controller, steams
3 outer wall of vapour chamber is communicated with escape pipe 8, and 8 outside nozzle of escape pipe is connected with air pump 9.
Dividing filter device 4 includes metal micro-holes plate 4-1, filtration membrane 4-2 and metal grating 4-3, metal micro-holes plate 4-1 following table
Face surrounding is fixed on retainer plate 7, and upper surface is provided with filtration membrane 4-2, and the upper surface filtration membrane 4-2 is provided with metal grating
4-3, and metal grating 4-3 outer peripheral surface is connect with 3 inner thread of vapor chamber.
The micropore size of metal micro-holes plate 4-1 is 1-3mm.
Filtration membrane 4-2 uses polyvinylidene fluoride film.
There are gap between 3 inner wall of metal micro-holes plate 4-1 and vapor chamber, rubber seal 4-4 is provided in gap.
Metal grating 4-3 uses metal tilted grid plate, and the grid spacing of metal tilted grid plate is not more than 10mm.
2 bottom of heating chamber is provided with drain pipe 13.
Reaction kettle inside division is formed heating chamber and vapor chamber by point filter device by the utility model, is passed through in heating chamber
Ethylene glycol to be heated, and ethylene glycol is heated to 100-105 DEG C by the heating mantle by being socketed in reaction kettle outer surface, at this
At a temperature of ethylene glycol keep liquid, and water converts vapor, and constantly floats until forming vapor cavity on upper layer；
Vapor cavity is penetrated gas by a point filter device, is carried out in vapor chamber, finally via the air pump in escape pipe by vapor
Extraction, obtains pure preferable distilled water after condensation；And the ethylene glycol after being removed as moisture is discharged via outlet tube, obtains
The ethylene glycol extremely low to water content.
It is provided with temperature sensor in outlet tube, the ethylene glycol temperature in exit can be monitored in real time, it is ensured that reaction kettle
Interior ethylene glycol temperature is greater than 100 DEG C, it is ensured that water energy is enough converted into vapor；Heating is set on reaction kettle outer surface, Neng Gouda
Also ethylene glycol instantaneous temperature can be prevented excessively high while to heat temperature raising effect, cause localized clusters temperature, cause ethylene glycol
It reacts；The cooperation of temperature control equipment, temperature sensor and heating mantle is capable of forming the control of temperature and heating, guarantees anti-
Answer the stability of temperature in the kettle.
Filter device is divided to be composed using metal micro-holes plate, filtration membrane and metal grating, metal micro-holes plate and metal gate
Filtration membrane is tiled and is clamped by plate, is capable of forming complete filtering film layer structure；The microcellular structure of metal micro-holes plate can be by water
The percussive pressure of steam air pressure and ethylene glycol, which is divided, to be formed multiple pressure columns and carrys out impact filtration film, solve because pressure it is excessive caused by
The problem of filtration membrane deforms, while can also alleviate the compression of filtration membrane, and do not influence passing through for vapor；Metal gate
Plate will can be integrally threadedly secured on reaction kettle inner wall, and form pressure texture with retainer plate, ensure that filtration membrane
Close structure is not in displacement in use.
Heating chamber bottom is provided with drain pipe, can be by drain pipe by emptying rate of liquid after use, while can also
Ethylene glycol not up to standard in outlet tube to be flowed back use again as return pipe.
In conclusion the utility model has the advantage that
1. the utility model solves existing ethylene glycol water removal dress and takes up a large area, inconvenient problem with use, by dividing
Filter device will heat and be bonded to a reaction kettle with vapour removal collection, and occupied area declines significantly, and uses more convenient.
2. the utility model uses point filter device with filtration membrane that can complete the purpose of gas-liquid separation, greatly promote
Moisture removal efficiency.
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment.Those skilled in the art should understand that still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (7)
1. a kind of de-watering apparatus for ethylene glycol pre-treatment, it is characterised in that: the reaction kettle including having stabilizer blade, the reaction
Heating chamber and the vapor chamber above heating chamber are divided by a point filter device inside kettle, described point of filter device is by being located on
The retainer plate of heating chamber upper inside wall is fixed, and a point filter device outer peripheral surface is connect with vapor chamber inner thread, the heating chamber pair
The reaction kettle outer wall top answered is communicated with outlet tube, and middle part is coated with heating mantle, and lower part is communicated with inlet tube, and outside inlet tube
Nozzle connects with water pump, temperature sensor is provided in outlet tube, the temperature sensor connects with temperature controller, and temperature
Controller connects with heating mantle, and the temperature controller uses XMT-300PT intelligent temperature controller, and the vapor chamber is corresponding
Reaction kettle outer wall is communicated with escape pipe, and nozzle is connected with air pump outside escape pipe.
2. a kind of de-watering apparatus for ethylene glycol pre-treatment according to claim 1, it is characterised in that: described point of filter dress
It sets including metal micro-holes plate, filtration membrane and metal grating, metal micro-holes plate lower surface surrounding is fixed on retainer plate, on
Surface is provided with filtration membrane, and the filtration membrane upper surface is provided with metal grating, and metal grating outer peripheral surface and vapor chamber
Inner thread connection.
3. a kind of de-watering apparatus for ethylene glycol pre-treatment according to claim 2, it is characterised in that: the metal is micro-
The micropore size of orifice plate is 1-3mm.
4. a kind of de-watering apparatus for ethylene glycol pre-treatment according to claim 2, it is characterised in that: the filtering is thin
Film uses polyvinylidene fluoride film.
5. a kind of de-watering apparatus for ethylene glycol pre-treatment according to claim 2, it is characterised in that: the metal is micro-
There are gap between orifice plate and steam cavity wall, rubber seal is provided in the gap.
6. a kind of de-watering apparatus for ethylene glycol pre-treatment according to claim 2, it is characterised in that: the metal gate
Plate uses metal tilted grid plate, and the grid spacing of metal tilted grid plate is not more than 10mm.
7. a kind of de-watering apparatus for ethylene glycol pre-treatment according to claim 1, it is characterised in that: the heating chamber
Bottom is provided with drain pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821001156.1U CN208762427U (en) | 2018-06-27 | 2018-06-27 | A kind of de-watering apparatus for ethylene glycol pre-treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821001156.1U CN208762427U (en) | 2018-06-27 | 2018-06-27 | A kind of de-watering apparatus for ethylene glycol pre-treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208762427U true CN208762427U (en) | 2019-04-19 |
Family
ID=66127964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821001156.1U Expired - Fee Related CN208762427U (en) | 2018-06-27 | 2018-06-27 | A kind of de-watering apparatus for ethylene glycol pre-treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208762427U (en) |
-
2018
- 2018-06-27 CN CN201821001156.1U patent/CN208762427U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190419 Termination date: 20200627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |