CN212491598U - Film evaporator distributing device for treating high-viscosity materials - Google Patents
Film evaporator distributing device for treating high-viscosity materials Download PDFInfo
- Publication number
- CN212491598U CN212491598U CN202021052600.XU CN202021052600U CN212491598U CN 212491598 U CN212491598 U CN 212491598U CN 202021052600 U CN202021052600 U CN 202021052600U CN 212491598 U CN212491598 U CN 212491598U
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- China
- Prior art keywords
- scraper
- fan
- distributing device
- shaped
- film evaporator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000463 material Substances 0.000 title claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000001704 evaporation Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000008020 evaporation Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 5
- 239000011345 viscous material Substances 0.000 claims abstract description 5
- 238000009826 distribution Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000004744 fabric Substances 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 14
- 238000000926 separation method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000007790 scraping Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011365 complex material Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a handle film evaporator distributing device of high viscous material, including transmission shaft, fan-shaped distributing device, demister, chute scraper blade, scraper blade support. The transmission shaft is connected with a fan-shaped distributor, the fan-shaped distributor consists of 12 sectors which are distributed in a circular shape, the rotating direction is consistent with the feeding direction, and the feeding liquid can be promoted to flow downwards. The demister is welded at the bottom of the fan-shaped distributor and aims to help the vacuum device to pump out steam. The inclined groove scraper is of a 45-degree inclined metal scraper structure, so that a liquid film can be quickly updated on the evaporation wall surface, and the adhesion of feed liquid is reduced. The scraper support is used for fixing the chute scraper and avoiding the stress damage of the scraper in the rotating process. The utility model discloses simple structure, reasonable in design has effectually utilized the barrel inner space, has promoted the flow of high viscosity material at the evaporation wall, has reduced because of the unreasonable, the poor material that causes of mobility of cloth membrane bonds, has increased steady operation duration, has reduced artifical clearance frequency.
Description
Technical Field
The utility model relates to a film evaporator field, specific is a handle film evaporator distributing device of high viscidity material.
Background
The thin film evaporator is a device for separating complex materials by using low pressure and high temperature, is a physical separation device with wide application, is a high-efficiency evaporator for forcibly forming a film by a rotary scraper and evaporating and concentrating under a vacuum condition, has large heat transfer coefficient, high evaporation strength and large operation elasticity, is suitable for concentrating, distilling and drying suspension and pasty materials, is suitable for concentrating thermosensitive products, and is widely applied to the fields of chemical industry, food and medicine.
When impurities in materials such as resin are separated, the materials form a pile in the thin film evaporator due to the influence of high viscosity and thermosetting of the materials. Especially in large-scale film evaporator, along with the rotation of scraper blade, the material receives centrifugal force and the influence of scraping force, when the misuse of distributing device or cloth effect is not obvious, the material easily takes place the adhesion and piles up on film evaporator's top and scraper rest. On one hand, the long-time accumulation of the feed liquid can cause deformation damage to the metal scraper, influence the rotation of the rotor, cause vibration and be not beneficial to the film formation of the feed liquid; on the other hand, the material can block the vacuum port to influence the work of vacuum pump, is unfavorable for the separation of impurity, does not reach ideal separation effect, can cause hardware equipment to damage even.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model discloses a following technical problem has been solved: the utility model provides a handle film evaporator distributing device of high viscous material, the device can guarantee effectively that the material film distribution is even simultaneously reduce adhesion and the scale deposit of feed liquid on evaporimeter internal connection spare, has improved the rotatory stability of distributing device and operating duration, reduces the feed liquid and splashes the device high frequency that causes of piling up etc. and shut down the clearance.
In order to promote the quick slide of high viscosity material the utility model discloses an in, the design of feed position has adopted the side feeding form that turns to the unanimity with the distributing device. Meanwhile, the distributing device adopts a three-dimensional fan-shaped design structure, so that a certain accommodating space can be provided for high-viscosity materials, and the materials passing through the distributing device are uniformly distributed above the scraper. The scraper is located the distributing device below, is fixed in the rotation axis, and is rotatory with the distributing device synchronization. After the high-viscosity material enters the distributing device, the material can be uniformly distributed in a circumferential manner from the cambered surface to the central point of the fan-shaped structure under the action of inertia force and centrifugal force, the uniform downward flow of the material is ensured, the radial overflow caused by the untimely flow of the material in a distributing gap and the splashing caused by rotation are reduced, the distributing uniformity and stability of the distributing device are improved, and the scaling in the evaporator is reduced.
For solving the technical problem, the utility model discloses a technical measure who takes: a film evaporator distributing device for processing high-viscosity materials comprises a transmission shaft, a fan-shaped distributing device, a demister, a chute scraper and a scraper support.
Furthermore, above-mentioned fan-shaped distributing device welds the lower extreme at the transmission shaft, and the external diameter of transmission shaft is tangent with fan-shaped distributing device, can ensure that fan-shaped distributing device is stable in the loaded of feeding in-process, and no stress deformation.
Furthermore, the demister is connected with the fan-shaped distributor and moves along with the distributor in the same direction, so that the downward flow of feed liquid gas can be ensured, and the bonding caused by the condensation of materials on the upper part of the barrel is reduced.
Furthermore, the chute scraper is welded at the bottoms of the scraper support and the fan-shaped distributing device, and the chute scraper, the scraper support and the fan-shaped distributing device rotate in the same direction along with the transmission shaft.
Furthermore, the scraper support points to the circle center and is fixed on the transmission shaft, so that the scraper is ensured to be stable in shape in work, the irregular flowing of feed liquid is reduced, and a liquid film is formed stably.
Compared with the prior art, the utility model discloses an advantage does: the flow of the feed liquid is promoted, the blockage in the evaporator caused by the accumulation of the feed liquid due to the uneven film distribution is reduced, the stable operation of the scraper and the support frame is ensured, the waste is avoided, and the cleaning process is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a two-dimensional view of the present dispensing device;
FIG. 2 is a three-dimensional view of the present dispensing device;
FIG. 3 is a three-dimensional top view of the present dispensing device;
1. the device comprises a motor, 2, a transmission shaft, 3, a fan-shaped distributing device, 4, a feeding hole, 5, a demister, 6, a scraper supporting frame, 7, a chute scraper, 8, a heat-conducting oil inlet, 9, a vacuum port, 10, a discharging hole, 11, a heat-conducting oil outlet, 12 and a feeding hole.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. As shown in fig. 1, the utility model provides a film evaporator distributing device for processing high-viscosity materials.
Firstly, starting the motor 1 and controlling the rotating speed of the rotating shaft 2 to stably run within 20-25 r/min.
Further, a vacuum system is started, the equipment is depressurized before the equipment works, the vacuum unit depressurizes the inside of the whole equipment through a vacuum port 9, and the pressure of the system is controlled within a low-pressure range of 600-700 Pa and is kept stable.
Further, a heating system is started to preheat the equipment, the temperature is controlled to reach 200-220 ℃, heat conduction oil enters the equipment from a heat conduction oil inlet 8, flows through a heating jacket of the equipment and flows out from a heat conduction oil outlet 11, the process is repeated, and cyclic heating is carried out.
Further, a valve of the feeding device is opened, materials enter the equipment through the feeding holes 4 and 12, the rotating shaft 2 of the fan-shaped distributor 3 rotates at the same speed, the materials are evenly arranged at the upper end of the evaporation wall surface, and meanwhile the materials are pushed to move downwards.
Further, demister 5 and chute scraper 7 rotate with the same speed along with rotation axis 2, and demister 5 makes the boil-off gas move downwards, and the material forms even liquid film on the evaporation wall under the scraping action of chute scraper 7, and the material moves downwards at the uniform speed due to the effect of the promotion of chute and gravity.
Furthermore, after the material is heated on the evaporation wall surface, the impurities are heated and evaporated, and the distillate flows downwards to the discharge hole 10 under the pushing of the chute scraper, so that the evaporation and separation process of the material is completed.
The utility model discloses a simple structure, reasonable in design can make the scraper blade rotate steadily to cloth membrane is even, is favorable to improving the separation efficiency of material.
Claims (6)
1. The utility model provides a handle film evaporator distributing device of high viscous material, includes feed inlet, transmission shaft, fan-shaped distributing device, demister, chute scraper blade, scraper blade support, characterized by, film evaporator distributing device makes can stable evenly distributed on the evaporation wall after getting into, has reduced because of the inhomogeneous feed liquid that causes of film distribution piles up the interior jam of evaporator that causes, guarantees the even running of scraper blade and support frame, avoids extravagant, reduces the cleaning process.
2. The distribution device of the film evaporator for processing the high-viscosity materials as claimed in claim 1, wherein the feed inlet is composed of two feed pipes which are centrosymmetric, the feed inlet is consistent with the rotation direction, and the material overflow is reduced.
3. The distribution device of the film evaporator for processing high-viscosity materials as claimed in claim 1, wherein the transmission shaft is directly connected with the fan-shaped distributor, the fan-shaped distributor is composed of 12 fan-shaped teeth which are distributed in a circular shape, and the rotation direction is from left to right, and the direction of the inner part of the fan-shaped feeder is from large surface to small surface, so that the flow of the viscous materials can be effectively promoted, and the adhesion of the viscous materials on the evaporation wall surface can be avoided.
4. The film evaporator distributing device for treating high-viscosity materials as claimed in claim 1, wherein the demister is located below the fan-shaped distributing device and is aligned with the gas discharging direction of the vacuum port to accelerate the gas phase flow in the evaporator.
5. The film evaporator distributing device for processing high-viscosity materials as claimed in claim 1, wherein the chute scrapers are chute scraper devices with 45-degree inclination, are made of rigid materials, can realize the flow of high-viscosity material liquid, and promote the update of a liquid film on a heating surface, thereby realizing high-efficiency heat exchange and accelerating the production efficiency; the chute scraper is fixed on the scraper support, and the deformation of the scraper caused by high-speed rotation can be avoided.
6. The film evaporator distributing device for processing high-viscosity materials as claimed in claim 1, wherein the feeding processing device comprising a fan-shaped distributing device, a demister and a chute scraper is adopted, so that material slippage can be promoted efficiently, the updating of an evaporation liquid film is accelerated, splashing and accumulation of material liquid are reduced, the rotation of a rotor is stable, and efficient production efficiency is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021052600.XU CN212491598U (en) | 2020-06-09 | 2020-06-09 | Film evaporator distributing device for treating high-viscosity materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021052600.XU CN212491598U (en) | 2020-06-09 | 2020-06-09 | Film evaporator distributing device for treating high-viscosity materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212491598U true CN212491598U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021052600.XU Expired - Fee Related CN212491598U (en) | 2020-06-09 | 2020-06-09 | Film evaporator distributing device for treating high-viscosity materials |
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| Country | Link |
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| CN (1) | CN212491598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111530107A (en) * | 2020-06-09 | 2020-08-14 | 青岛科技大学 | Film evaporator distributing device for treating high-viscosity materials |
-
2020
- 2020-06-09 CN CN202021052600.XU patent/CN212491598U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111530107A (en) * | 2020-06-09 | 2020-08-14 | 青岛科技大学 | Film evaporator distributing device for treating high-viscosity materials |
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| 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: 20210209 Termination date: 20210609 |
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| CF01 | Termination of patent right due to non-payment of annual fee |