CN220459923U

CN220459923U - Scraper film concentrator

Info

Publication number: CN220459923U
Application number: CN202321550912.7U
Authority: CN
Inventors: 章作江; 章益烽; 章灿敏; 黄金林
Original assignee: Zhejiang Zhongbo Machinery Technology Co ltd
Current assignee: Zhejiang Zhongbo Machinery Technology Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2024-02-09
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a scraper film concentrator, which comprises a frame and a scraper film evaporator, wherein the scraper film evaporator is arranged at the top of the frame, the scraper film evaporator comprises an evaporation barrel, a motor, a rotating shaft and an evaporation sleeve, the evaporation barrel is arranged at the top of the frame, an air outlet is formed in the upper part of the side wall of the evaporation barrel, the motor is arranged at the top of the evaporation barrel, the upper end of the rotating shaft is in transmission connection with an output shaft of the motor.

Description

Scraper film concentrator

Technical Field

The utility model relates to the technical field of concentrators, in particular to a scraper film concentrator.

Background

The scraper type film concentrator is widely applied to industries such as petroleum, chemical industry, medicine and the like, and is suitable for materials with high viscosity, easy crystallization, easy scaling and heat sensitivity. A heating steam jacket is arranged in the shell of the scraper type film concentrator, rotatable scrapers are arranged in the shell, the feed liquid forms a film on the inner wall of the concentrator, water is evaporated, and concentrated liquid is discharged at the bottom.

However, some scraper type film concentrators at present have large power consumption, and a distributor is required to distribute a material liquid film on an evaporation surface; and the material just enters the concentrator and is carried by the steam to leave the concentrator; the material utilization rate is low.

Accordingly, there is a need to provide a scraper film concentrator that solves the above-mentioned problems.

Disclosure of Invention

The present utility model is directed to a scraper film concentrator, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a scraper blade film concentrator, includes frame and scraper blade film evaporator, the scraper blade film evaporator sets up at the frame top, the scraper blade film evaporator includes evaporating drum, motor, pivot and evaporation shell, the evaporating drum sets up at the frame top, the gas outlet has been seted up on evaporating drum lateral wall upper portion, the motor sets up at the evaporating drum top, the output shaft transmission of pivot upper end and motor is connected, the pivot lower extreme runs through evaporating drum top and deep into its inside, the pivot is located one section outer circumference in the evaporating drum and is provided with the scraper blade, there is less clearance scraper blade and evaporating drum inner wall, the evaporation shell sets up in the evaporating drum outside and seals the evaporating drum outer wall, the frame bottom is provided with the tubulation condenser, the tubular condenser upper end is through outlet duct and gas outlet intercommunication, be provided with gas-liquid separator between outlet duct and the gas outlet, the frame bottom is provided with the vacuum pump, the vacuum pump is inside through the pipeline intercommunication with the evaporating drum.

As a preferable technical scheme of the utility model, a material inlet is formed in the side wall of the upper part of the evaporation barrel, and a material outlet is formed in the bottom of the evaporation barrel.

As a preferable technical scheme of the utility model, the upper part of the side wall of the evaporation sleeve is provided with a steam inlet, and the lower part of the side wall of the evaporation sleeve is provided with a steam outlet.

As a preferable technical scheme of the utility model, the bottom of the frame is provided with a feed pump, and the feed pump is communicated with the material inlet through a pipeline.

As a preferable technical scheme of the utility model, a discharge pump is arranged at the bottom of the frame, and the discharge pump is communicated with the material outlet through a pipeline.

As a preferable technical scheme of the utility model, a first liquid collecting tank is arranged at the bottom of the frame and is communicated with a discharge port of the discharge pump.

As a preferable technical scheme of the utility model, a cold water inlet and a cold water outlet are formed in the side wall of the tubular condenser, a water outlet pump is arranged at the bottom of the rack, and the water outlet pump is communicated with the cold water outlet.

As a preferable technical scheme of the utility model, a second liquid collecting tank is arranged at the bottom of the frame, and the second liquid collecting tank is communicated with a material port of the tube condenser.

Three beneficial effects

The utility model relates to a scraper film concentrator, which is characterized in that a vacuum pump is used for vacuumizing an evaporation barrel, high-temperature steam is introduced into an evaporation sleeve through a steam inlet to heat the evaporation barrel of the scraper film evaporator, a motor is used for driving a rotating shaft and a scraper to uniformly distribute the entered liquid material on the inner wall of the evaporation barrel, the high-temperature inner wall of the evaporation barrel evaporates the water in the liquid material to form steam, the evaporated concentrated material falls into the bottom of the evaporation barrel, finally, the concentrated material is pumped into a first liquid collecting tank through a pipeline and a material outlet through a discharge pump to be collected and stored, and the evaporated gas in the evaporation barrel flows to an air outlet pipe through an air outlet and a gas-liquid separator, the liquid carried in the steam is trapped by the gas-liquid separator and then flows into the evaporation barrel for further concentration, the liquid is finally collected into the first liquid collection tank, the separated gas enters the tube nest condenser through the air outlet pipe, cold water is introduced into the tube nest condenser through the cold water inlet and finally discharged through the cold water outlet, the cold water exchanges heat and cools the steam entering the tube nest condenser in the flow process of the tube nest condenser, the steam is condensed into liquid, the finally condensed liquid enters the second liquid collection tank for collection and storage, the liquid in the second liquid collection tank is pumped out through the water outlet pump for cleaning, the moisture in the material can be separated sufficiently, the concentration effect is good, and the concentration efficiency is high.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a front view of the overall structure of the present utility model.

In the figure: 1. a frame; 2. a feed pump; 3. a discharge pump; 4. a water outlet pump; 5. a vacuum pump; 6. a first liquid collection tank; 7. a wiped film evaporator; 71. an evaporation barrel; 711. a material inlet; 712. a material outlet; 713. an air outlet; 72. a motor; 73. a rotating shaft; 74. an evaporation sleeve; 741. a steam inlet; 8. a tube condenser; 81. a cold water inlet; 82. a cold water outlet; 9. a second liquid collection tank; 10. a gas-liquid separator; 11. and an air outlet pipe.

Detailed Description

Embodiments of the present utility model are described below with reference to the accompanying drawings. In this process, to ensure clarity and convenience of description, the widths of the lines or the sizes of the constituent elements in the drawings may be exaggerated.

In addition, the terms hereinafter are defined based on functions in the present utility model, and may be different according to intention of a user, an operator, or a convention. Accordingly, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1, a scraper film concentrator comprises a frame 1 and a scraper film evaporator 7, wherein the scraper film evaporator 7 is arranged at the top of the frame 1, the scraper film evaporator 7 comprises an evaporation barrel 71, a motor 72, a rotating shaft 73 and an evaporation sleeve 74, the evaporation barrel 71 is arranged at the top of the frame 1, a material inlet 711 is formed in the side wall of the upper part of the evaporation barrel 71, an air outlet 713 is formed in the upper part of the side wall of the evaporation barrel 71, which is opposite to the material inlet 711, a material outlet 712 is formed in the bottom of the evaporation barrel 71, the motor 72 is arranged at the top of the evaporation barrel 71, the upper end of the rotating shaft 73 is in transmission connection with an output shaft of the motor 72, the lower end of the rotating shaft 73 penetrates through the top of the evaporation barrel 71 and penetrates into the evaporation barrel 71, a section of the rotating shaft 73, which is positioned in the evaporation barrel 71, is provided with a small gap, the scraping plate is arranged on the inner wall of the evaporation barrel 71, and can scrape liquid material entering the evaporation barrel 71 into a film to be distributed on the inner wall of the evaporation barrel 71, the evaporation sleeve 74 is arranged on the outer side of the evaporation barrel 71 and seals the outer wall of the evaporation barrel 71, the upper side wall 74 is provided with the steam inlet 741;

the utility model discloses a vacuum evaporator, including frame 1, outlet pipe, condenser 8, vacuum pump 5, vacuum drum 71, feed pump 2 is provided with, feed pump 2 passes through pipeline and material import 711 intercommunication, frame 1 bottom is provided with discharge pump 3, discharge pump 3 passes through pipeline and material export 712 intercommunication, frame 1 bottom is provided with first liquid collection pot 6, first liquid collection pot 6 and the discharge gate intercommunication of discharge pump 3, frame 1 bottom is provided with tubulation condenser 8, tubulation condenser 8 upper end passes through outlet duct 11 and gas outlet 713 intercommunication, be provided with gas-liquid separator 10 between outlet duct 11 and the gas outlet 713, cold water import 81 and cold water export 82 have been seted up to tubulation condenser 8 lateral wall, frame 1 bottom is provided with out water pump 4, out water pump 4 and cold water export 82 intercommunication, frame 1 bottom is provided with second liquid collection pot 9, second liquid collection pot 9 and tubulation condenser 8's export intercommunication, frame 1 bottom is provided with vacuum pump 5, vacuum pump 5 and evaporation drum 71 pass through the pipeline intercommunication for carrying out the evacuation to evaporation drum 71.

Specifically, the evaporating barrel 71 is vacuumized through the vacuum pump 5, high-temperature steam is introduced into the evaporating sleeve 74 through the steam inlet 741 to heat the evaporating barrel 71 of the scraper film evaporator 7, the feeding pump 2 is started to feed liquid materials into the evaporating barrel 71 of the scraper film evaporator 7 through the pipeline and the material inlet 711, the motor 72 is started to drive the rotating shaft 73 to rotate, the rotating shaft 73 drives the scraper to uniformly distribute the fed liquid materials onto the inner wall of the evaporating barrel 71, the high-temperature inner wall of the evaporating barrel 71 evaporates moisture in the liquid materials to form steam, the evaporated concentrated materials fall into the bottom of the evaporating barrel 71, finally the concentrated materials are pumped into the first liquid collecting tank 6 through the pipeline and the material outlet 712 through the discharging pump 3 to be collected and stored, the gas evaporated in the evaporating barrel 71 flows to the air outlet pipe 11 through the air outlet 713 and the gas-liquid separator 10, the liquid carried in the steam is trapped by the gas-liquid separator 10 and then flows into the evaporation barrel 71 for further concentration, the liquid is finally collected into the first liquid collecting tank 6, the separated gas enters the tube array condenser 8 through the gas outlet pipe 11, cold water is introduced into the tube array condenser 8 through the cold water inlet 81 and finally discharged through the cold water outlet 82, the steam entering the tube array condenser 8 is subjected to heat exchange and temperature reduction in the flowing process of the tube array condenser 8, the steam is condensed into liquid, the finally condensed liquid enters the second liquid collecting tank 9 for collection and storage, the liquid in the second liquid collecting tank 9 is pumped out for cleaning the second liquid collecting tank 9 through the water outlet pump 4 at intervals, the moisture in the material can be fully separated through double concentration, the material loss is reduced, the concentration effect is good, the concentration efficiency is high.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a scraper blade film concentrator, includes frame (1) and scraper blade film evaporator (7), scraper blade film evaporator (7) set up at frame (1) top, its characterized in that: the utility model provides a scraper blade thin film evaporator (7) includes evaporating drum (71), motor (72), pivot (73) and evaporation jacket (74), evaporating drum (71) set up at frame (1) top, gas outlet (713) have been seted up on evaporating drum (71) lateral wall upper portion, motor (72) set up at evaporating drum (71) top, the output shaft transmission of pivot (73) upper end and motor (72) is connected, pivot (73) lower extreme runs through evaporating drum (71) top and go deep into its inside, be provided with the scraper blade on one section outer circumference that pivot (73) are located evaporating drum (71), there is less clearance scraper blade and evaporating drum (71) inner wall, evaporation jacket (74) set up in evaporating drum (71) outside and with evaporating drum (71) outer wall closure, frame (1) bottom is provided with tubular condenser (8), tubular condenser (8) upper end is through outlet duct (11) and gas outlet (713) intercommunication, be provided with between outlet duct (11) and gas outlet (713) separator (10), frame (5) are provided with vacuum pump (5) bottom (5) intercommunication.

2. A scraper film concentrator as claimed in claim 1, wherein: the material inlet (711) is formed in the side wall of the upper portion of the evaporation barrel (71), and the material outlet (712) is formed in the bottom of the evaporation barrel (71).

3. A scraper film concentrator as claimed in claim 1, wherein: the upper part of the side wall of the evaporation sleeve (74) is provided with a steam inlet (741), and the lower part of the side wall of the evaporation sleeve (74) is provided with a steam outlet.

4. A scraper film concentrator as claimed in claim 2, wherein: the feeding pump (2) is arranged at the bottom of the frame (1), and the feeding pump (2) is communicated with the material inlet (711) through a pipeline.

5. A scraper film concentrator as claimed in claim 2, wherein: the bottom of the frame (1) is provided with a discharge pump (3), and the discharge pump (3) is communicated with a material outlet (712) through a pipeline.

6. A scraper film concentrator as defined in claim 5, wherein: the bottom of the frame (1) is provided with a first liquid collecting tank (6), and the first liquid collecting tank (6) is communicated with a discharge port of the discharge pump (3).

7. A scraper film concentrator as claimed in claim 1, wherein: the side wall of the tubular condenser (8) is provided with a cold water inlet (81) and a cold water outlet (82), the bottom of the frame (1) is provided with a water outlet pump (4), and the water outlet pump (4) is communicated with the cold water outlet (82).

8. The wiped film concentrator as defined in claim 7, wherein: the bottom of the frame (1) is provided with a second liquid collecting tank (9), and the second liquid collecting tank (9) is communicated with a material port of the tubular condenser (8).