阅读说明：本技术 旋转薄膜蒸发器 (Rotary film evaporator ) 是由 张涛俊 汤小华 何建敏 王俊 张国平 于 2019-10-16 设计创作，主要内容包括：本发明涉及浓缩设备技术领域,尤其为旋转薄膜蒸发器,通过第一受液罐、冷凝器、第一连接管、板式换热器、第二连接管、第二受液罐、汽液分离器、出汽管、蒸发室、滚动机构和蒸发结构的设置,使得该旋转薄膜蒸发器,具备旋转加热器能便捷地移出器外进行彻底清洗的优点,解决了目前的蒸发器多为内加热器不易外移的结构,而采用CIP时往往清洗不及时不彻底,存在污染隐患,累积顽垢成为孽生微生物温床的问题。(The invention relates to the technical field of concentration equipment, in particular to a rotary film evaporator, which has the advantages that a rotary heater can be conveniently and thoroughly removed from the evaporator to clean the evaporator through the arrangement of a first liquid receiving tank, a condenser, a first connecting pipe, a plate type heat exchanger, a second connecting pipe, a second liquid receiving tank, a vapor-liquid separator, a vapor outlet pipe, an evaporation chamber, a rolling mechanism and an evaporation structure, and solves the problems that the conventional evaporator is mostly provided with a structure that an internal heater is difficult to remove outwards, and the cleaning is not timely and thorough when CIP is adopted, the hidden pollution danger exists, and scale accumulation becomes a stubborn microorganism hotbed.)

1. A rotating thin film evaporator comprising a first liquid receiving tank (1), characterized in that: the top of the first liquid receiving tank (1) is communicated with a condenser (2), the left side of the condenser (2) is communicated with a first connecting pipe (3), one end of the first connecting pipe (3) far away from the condenser (2) is communicated with a plate type heat exchanger (4), the bottom of the right side of the plate heat exchanger (4) is communicated with a second connecting pipe (5), one end of the second connecting pipe (5) far away from the plate heat exchanger (4) is communicated with a second liquid receiving tank (6), the right side of the condenser (2) is communicated with a gas-liquid separator (7), the right side of the gas-liquid separator (7) is communicated with a gas outlet pipe (8), one end of the steam outlet pipe (8) far away from the steam-liquid separator (7) is communicated with an evaporation chamber (9), the evaporation chamber (9) is communicated with an evaporation mechanism (11), and the bottom of the evaporation mechanism (11) is supported by a rolling mechanism (10).

2. The rotary thin film evaporator of claim 1 wherein: the rolling mechanism (10) comprises a base track (101), a roller combination (102) and a rack (103), wherein the rolling mechanism (10) adopts the rack (103) to drive the roller combination (102) to move on the base track (101), so that the rotary heater (111) in the evaporation mechanism (11) can be conveniently moved out of the evaporation chamber (9) for thorough cleaning.

3. The rotary thin film evaporator of claim 1 wherein: the evaporation mechanism (11) comprises a rotary heater (111), a heating device (112) and a rotary joint (113), the rotary joint (113) is communicated with the heating device (112), the heating device (112) is communicated with the rotary heater (111), the rotary heater (111) rotates continuously, and materials contact with the surface of the rotary heater (111) continuously and are heated and evaporated.

4. The rotary thin film evaporator of claim 1 wherein: the inside welding link (12) of evaporating chamber (9) upper cover, the bottom joint baffle (13) of link (12).

5. The rotary thin film evaporator of claim 1 wherein: condenser (2) inside intercommunication has condenser pipe (14), condenser pipe (14) are stainless steel pipe.

6. The rotary thin film evaporator of claim 1 wherein: the evaporation chamber (9) is a vacuum evaporation chamber.

Technical Field

The invention relates to the technical field of concentration, in particular to a rotary film evaporator.

Background

The film evaporator is a type of evaporator, and is characterized by that the material can be made to flow along the wall of heating tube in the form of film to make heat transfer and evaporation, and its advantages are high heat transfer efficiency, high evaporation speed and short retention time of material, and can greatly retain effective active component of material, therefore, the evaporator is particularly suitable for the evaporation of heat-sensitive substances, a vacuum rotary film concentrator for low-temperature concentration is introduced in the market at present, but most of the inner heaters are not easy to move outwards, and the CIP is adopted, which often has hidden pollution trouble, if the flow rate of the return pump is lower than that of the supply pump, the residual dirt in the accumulated liquid is continuously accumulated and attached to the inner surface of the equipment, and the spraying can not be fully covered, or the spraying is finished and the inner accumulated liquid can not be discharged completely, or the spraying ball is blocked, so that the cleaning is not timely and thoroughly, and the accumulated stubborn dirt becomes the result of breeding the microorganism hotbed.

Disclosure of Invention

The invention aims to provide a rotary film evaporator which has the advantage that a rotary heater can be conveniently and rapidly moved out of the evaporator for thorough cleaning, and solves the problems that the existing evaporator is mainly of a structure that an internal heater is difficult to move out, pollution hidden dangers often exist when CIP is adopted, cleaning is not timely and thorough often, and stubborn scales are accumulated to form a bad-breeding microorganism hotbed.

In order to achieve the purpose, the invention provides the following technical scheme: the rotary thin film evaporator is characterized in that the top of the first liquid receiving tank is communicated with a condenser, the left side of the condenser is communicated with a first connecting pipe, one end, away from the condenser, of the first connecting pipe is communicated with a plate type heat exchanger, the bottom of the right side of the plate type heat exchanger is communicated with a second connecting pipe, one end, away from the plate type heat exchanger, of the second connecting pipe is communicated with a second liquid receiving tank, the right side of the condenser is communicated with a gas-liquid separator, the right side of the gas-liquid separator is communicated with a gas outlet pipe, one end, away from the gas-liquid separator, of the gas outlet pipe is communicated with an evaporation chamber, the evaporation chamber is communicated with an evaporation mechanism.

Preferably, the rolling mechanism comprises a base rail, a roller assembly and a frame. The rolling mechanism adopts a rack to drive the roller combination to move on the base track, so that the rotary heater of the evaporation mechanism can be conveniently moved out of the evaporation chamber for thorough cleaning.

Preferably, the evaporation mechanism comprises a rotary heater, a heating device and a rotary joint. The rotary joint is communicated with a heating device, the heating device is communicated with a rotary heater, the rotary heater rotates continuously to form thin film evaporation with high heat transfer coefficient, and materials continuously contact the surface of the rotary heater to be heated and evaporated.

Preferably, a connecting frame is welded inside the upper end socket of the evaporation chamber, and the bottom of the connecting frame is clamped with the baffle.

Preferably, the condenser is internally communicated with a condensing pipe, and the condensing pipe is a stainless steel pipe.

Preferably, the evaporation chamber is a vacuum evaporation chamber.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the arrangement of the first liquid receiving tank, the condenser, the first connecting pipe, the plate type heat exchanger, the second connecting pipe, the second liquid receiving tank, the vapor-liquid separator, the vapor outlet pipe, the evaporation chamber, the rolling mechanism and the evaporation structure, the rotary film evaporator has the advantage that the rotary heater can be conveniently and rapidly moved out of the evaporator to be thoroughly cleaned, and the problems that the conventional evaporator is mainly of a structure that an internal heater is difficult to move outwards, pollution hidden trouble is often caused when CIP is adopted, cleaning is often not timely and thorough, and stubborn scales are accumulated to become a bad-growing microorganism hotbed are solved. Has wide application in the fields of plant extract, traditional Chinese medicine, biological products, fruit juice, milk products, instant tea and the like.

2. The evaporation chamber of the rotary film evaporator is a vacuum evaporation chamber, and can be vacuumized by a vacuum pump, so that the evaporation chamber can finish evaporation in an ultralow temperature (20-50 ℃) range, and effective components are guaranteed not to be damaged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention.

In the figure: 1. a first liquid receiving tank; 2. a condenser; 3. a first connecting pipe; 4. a plate heat exchanger;

5. a second connecting pipe; 6. a second liquid receiving tank; 7. a vapor-liquid separator; 8. a steam outlet pipe; 9. an evaporation chamber; 10. a rolling mechanism; 101. a base track; 102. Combining rollers; 103. a frame; 11. an evaporation mechanism; 111. rotating the heater; 112. a heating device; 113. a rotary joint; 12. a connecting frame; 13. a baffle plate; 14. a condenser tube.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the rotary thin film evaporator includes a first liquid receiving tank 1, a condenser 2 is communicated with the top of the first liquid receiving tank 1, a first connecting pipe 3 is communicated with the left side of the condenser 2, one end of the first connecting pipe 3, which is far away from the condenser 2, is communicated with a plate heat exchanger 4, a second connecting pipe 5 is communicated with the bottom of the right side of the plate heat exchanger 4, one end of the second connecting pipe 5, which is far away from the plate heat exchanger 4, is communicated with a second liquid receiving tank 6, a vapor-liquid separator 7 is communicated with the right side of the condenser 2, a vapor outlet pipe 8 is communicated with the right side of the vapor-liquid separator 7, one end of the vapor outlet pipe 8, which is far away from the vapor-liquid separator 7, is communicated with an evaporation chamber 9, the.

Through first receiving fluid reservoir 1, condenser 2, first connecting pipe 3, plate heat exchanger 4, second connecting pipe 5, the second receives fluid reservoir 6, vapour and liquid separator 7, go out the steam pipe 8, evaporating chamber 9, rolling mechanism 10 and evaporation structure 11's setting, make this rotatory film evaporator, possess the advantage that rotary heater can shift out the ware conveniently and carry out rinse thoroughly outward, solved present evaporimeter and mostly be the structure that internal heater is difficult for moving outward, often can have the pollution hidden danger when adopting CIP, often wash untimely not thorough, the accumulation stubborn dirt becomes the problem of bad microbiological hotbed.

In this embodiment, the rolling mechanism 10 includes a base rail 101, a roller assembly 102, and a frame 103. The rolling mechanism 10 adopts the frame 103 to drive the roller assembly 102 to move on the base track 101, so as to ensure that the rotary heater 111 of the evaporation mechanism 11 can be conveniently moved out of the evaporation chamber 9 for thorough cleaning.

In this embodiment, the evaporation mechanism 11 includes a rotary heater 111, a heating device 112, and a rotary joint 113. The rotary joint 113 is communicated with a heating device 112, the heating device 112 is communicated with a rotary heater 111, the rotary heater 111 rotates continuously, thin film evaporation with high heat transfer coefficient is formed, and materials are heated and evaporated by continuously contacting the surface of the rotary heater 111.

In this embodiment, the connecting frame 12 is welded inside the upper end enclosure of the evaporation chamber 9, the baffle 13 is clamped at the bottom of the connecting frame 12, and the baffle 13 can condense and drop large water drops after steam contacts the upper end enclosure, so that the concentration effect is enhanced.

In this embodiment, the inside intercommunication of condenser 2 has condenser pipe 14, and condenser pipe 14 is nonrust steel pipe, and 14 outer walls of condenser pipe are cooled by the cooling water, can fully cool down the heat dissipation, reinforcing vapor condensation effect.

In this embodiment, the evaporation chamber 91 is a vacuum evaporation chamber. The evaporation chamber can be vacuumized by a vacuum pump (not shown in the figure) so that the evaporation chamber can finish evaporation in an ultralow temperature range (20 ℃ -50 ℃) and the vacuum degree can reach-0.099 Mpa.

The working principle is as follows: heating agent (including steam, hot water or other) enters the heating device 112 through the rotary joint 113, enters the rotary heater 111 (or called an inner heater roller) arranged in the evaporation chamber 9 from the heating device 112, the rotary heater 111 continuously rotates through continuous heating, the evaporation capacity of the equipment is increased, thin film evaporation with high heat transfer coefficient is formed, and materials continuously contact the surface of the rotary heater 111 to be heated and evaporated.

When the evaporation chamber 9 needs to be cleaned, the bolts fixed between the heating device 112 and the evaporation chamber 9 are unscrewed, the bolts are pulled outwards after being taken out, the rolling mechanism 10 at the bottom of the heating device 112 can enable the bolts to move outwards, the rolling mechanism 10 can support the heating device 112, the heating device 112 drives the rotary heater 111 arranged in the evaporation chamber 9 to move outwards, after the rotary heater 111 arranged in the evaporation chamber 9 is completely moved out, the rotary heater 111 (inner heater roller) arranged in the evaporation chamber 9 and the inside of the evaporation chamber 9 are thoroughly cleaned, after the cleaning is finished, the heating device 112 is pushed to return to the original position, the bolts are screwed, and the production is continued.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.