CN220736215U

CN220736215U - MVR scraper evaporator

Info

Publication number: CN220736215U
Application number: CN202322478473.XU
Authority: CN
Inventors: 黄少博; 任超刚; 孙国梁
Original assignee: Hubei Xindasheng Evaporation Equipment Co ltd
Current assignee: Hubei Xindasheng Evaporation Equipment Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-09
Anticipated expiration: 2033-09-13

Abstract

The utility model discloses an MVR scraper evaporator, which relates to the technical field of evaporators and comprises a liquid storage tank, wherein the left end of the liquid storage tank is penetrated through and fixedly connected with a feed pipe, the bottom end of the liquid storage tank is provided with a condensation barrel, the top end of the liquid storage tank is fixedly connected with a first return pipe, the top end of the first return pipe is fixedly connected with a first evaporation barrel, the top end of the first evaporation barrel is fixedly connected with a motor, the bottom end of an output shaft of the motor is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a drainage plate, the bottom end, close to the drainage plate, of the outer wall of the rotating shaft is fixedly connected with a baffle, and the bottom end of the baffle is fixedly connected with a turntable. According to the utility model, the condensing barrel is arranged at the bottom end of the liquid storage tank, so that heat generated during condensation of the condensing barrel can be transferred to the liquid storage tank, liquid in the liquid storage tank is preheated, meanwhile, as the flow between the whole devices is shortened, less heat is lost in the running process of the whole device, and the energy utilization rate is improved.

Description

MVR scraper evaporator

Technical Field

The utility model relates to the technical field of evaporators, in particular to an MVR scraper evaporator.

Background

The MVR scraper evaporator is an evaporation device, and has the main function of concentrating a solvent or a solute in liquid through evaporation, and is suitable for the technical processes of treating high-concentration solution, recovering volatile substances, treating wastewater, desalting sea water and the like.

The existing scraper evaporator is long in overall device flow, extra energy and heat can be additionally consumed in the transmission process, the energy utilization rate is low, meanwhile, the existing scraper evaporator is likely to volatilize in the evaporation process when the liquid which is partially volatilized is concentrated, and then the liquid can be discharged to a condensing pipe along with water vapor, so that material waste can be caused.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an MVR scraper evaporator, which solves the problems of the prior scraper evaporator in the background art that the whole device flow is longer, and the extra energy and heat can be consumed in the transmission process, and the energy consumption is larger.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a MVR scraper blade evaporimeter, includes the liquid storage pot, the liquid storage pot left end runs through and fixedly connected with inlet pipe, the condensation bucket is installed to liquid storage pot bottom, liquid storage pot top fixedly connected with back flow one, a top fixedly connected with evaporation vat one, a top fixedly connected with motor of evaporation vat, motor output shaft bottom fixedly connected with pivot, pivot outer wall fixedly connected with drainage board, the pivot outer wall is close to the bottom fixedly connected with baffle of drainage board, baffle bottom fixedly connected with carousel, carousel top runs through and fixedly connected with scraper blade, a rear end fixedly connected with condenser pipe one of evaporation vat.

Preferably, an air outlet pipe is arranged at the top end of the first evaporation barrel and close to the right end of the motor, a pressurizer is arranged at the bottom end of the air outlet pipe, a second evaporation barrel is fixedly connected with the bottom end of the pressurizer, a second return pipe is fixedly connected with the bottom end of the second evaporation barrel, and a second condensing pipe is fixedly connected with the rear end of the second evaporation barrel.

Preferably, the bottom of the second return pipe is fixedly connected to the top end of the liquid storage tank, and the front end of the second condensation pipe is fixedly connected to the rear end of the condensation barrel.

Preferably, the drainage plates, the baffles and the scrapers are arranged in a plurality of groups, and the drainage plates, the baffles and the scrapers are arranged in a rotary array by taking the central point of the rotating shaft as an origin.

Preferably, the top end of the rotary table is provided with a through hole, and the top end of the rotary shaft penetrates through and rotates at the top end of the first evaporation barrel.

Preferably, the right end of the liquid storage tank is provided with a liquid outlet.

Preferably, the front end of the first condensing pipe is fixedly connected to the rear end of the condensing barrel.

Preferably, a heating pump is arranged on the outer wall of the feeding pipe.

(III) beneficial effects

The utility model provides an MVR scraper evaporator. The beneficial effects are as follows:

(1) This MVR scraper blade evaporimeter is when using, through setting up the condenser bucket in the bottom of liquid storage pot, can give the liquid storage pot with the heat transfer that produces when the condenser bucket condensation to this preheats the liquid in the liquid storage pot, simultaneously because the flow between the whole device shortens, the lost heat of whole device at the in-process of operation also just less, and energy utilization has also obtained the improvement.

(2) When the MVR scraper evaporator is used, the pressure in the second evaporation barrel can be increased through the pressurizer, so that the water vapor in the second evaporation barrel is condensed into water drops, the condensed water drops can be discharged through the second condensation pipe, and the residual raw materials can return to the liquid storage tank through the second return pipe.

Drawings

FIG. 1 is a schematic perspective view of the whole device of the present utility model;

FIG. 2 is a schematic rear view of the overall device of the present utility model;

fig. 3 is a schematic perspective view of a rotating shaft according to the present utility model.

In the figure: 1. a liquid storage tank; 2. a condensing barrel; 3. an evaporation barrel I; 4. a feed pipe; 5. a motor; 6. an air outlet pipe; 7. a pressurizer; 8. an evaporation barrel II; 9. a liquid outlet; 10. a rotating shaft; 11. a drainage plate; 12. a turntable; 13. a scraper; 14. a baffle; 15. a first condensing tube; 16. a second condensing tube; 17. a return pipe I; 18. and a return pipe II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides an MVR scraper evaporator, comprising a liquid storage tank 1 for storing liquid to be purified, a feed pipe 4 penetrating through the left end of the liquid storage tank 1 and fixedly connected with the inside of the evaporation barrel 3, a heating pump for conveying the liquid to the inside of the evaporation barrel 3 installed on the outer wall of the feed pipe 4, a condensing barrel 2 for condensing water vapor installed at the bottom end of the liquid storage tank 1, the condensing barrel 2 transmitting the internal heat to the liquid storage tank 1 in a contact manner during condensation, so that the liquid in the liquid storage tank 1 is preheated, a return pipe 17 for returning the liquid to the inside of the liquid storage tank 1 is fixedly connected with the top end of the return pipe 17, the evaporation barrel 3 for purifying the liquid is fixedly connected with a motor 5 for driving a rotating shaft 10, the bottom end of the output shaft of the motor 5 is fixedly connected with a rotating shaft 10, the outer wall of the rotating shaft 10 is fixedly connected with a drainage plate 11 for cleaning the top end of the inner wall of the first evaporation barrel 3, the bottom end of the outer wall of the rotating shaft 10, which is close to the drainage plate 11, is fixedly connected with a baffle plate 14 for driving liquid to do centrifugal motion, the bottom end of the baffle plate 14 is fixedly connected with a rotary table 12 for driving a scraper plate 13 to rotate, the top end of the rotary table 12 penetrates and is fixedly connected with a scraper plate 13 for enabling the liquid to form a uniform film, the rear end of the first evaporation barrel 3 is fixedly connected with a first condensation pipe 15 for enabling condensate water to pass through, the drainage plate 11, the baffle plate 14 and the scraper plate 13 are provided with a plurality of groups, the plurality of groups of drainage plates 11, the baffle plate 14 and the scraper plate 13 are arranged in a rotary array by taking the central point of the rotating shaft 10 as an origin, when in operation, the plurality of groups of drainage plates 11, the baffle plate 14 and the scraper plate 13 synchronously rotate, the top end of the rotary table 12 is provided with through holes for enabling the liquid to pass, the top end of the rotating shaft 10 penetrates through and rotates at the top end of the first evaporation barrel 3, the right end of the liquid storage tank 1 is provided with a liquid outlet 9, and the front end of the first condensation pipe 15 is fixedly connected to the rear end of the condensation barrel 2.

Further, the right-hand member that is close to motor 5 in evaporating drum one 3 top installs the outlet duct 6 that water vapor passed through, the pressurizer 7 that is used for pressurizing for evaporating drum two 8 is installed to the bottom of outlet duct 6, through increasing pressure, can make the boiling point of water improve, make vapor condense into water, the bottom fixedly connected with of pressurizer 7 is used for filtering evaporating drum two 8 of vapor, evaporating drum two 8 bottom fixedly connected with is used for making things convenient for the back flow pipe two 18 of liquid reflux, evaporating drum two 8 rear end fixedly connected with is supplied condensate water through condenser pipe two 16, the bottom fixed connection of back flow pipe two 18 is at the top of liquid storage pot 1, the comdenstion water that the evaporating drum two 8 inside produced will enter into in the condenser drum 2 through condenser pipe two 16, the front end fixed connection of condenser pipe two 16 is at the rear end of condenser drum 2.

In the utility model, when in use, liquid to be purified is poured into the liquid storage tank 1, then the liquid outlet 9 is closed, the device is started, the heating pump on the outer wall of the feed pipe 4 starts to work, the motor 5 starts to work, the heating pump can convey the liquid into the evaporation barrel I3 and heat the liquid, after the liquid enters the evaporation barrel I3, centrifugal motion is carried out under the traction of the baffle plate 14 and the rotary table 12, the liquid is adhered to the inner wall of the evaporation barrel I3, at the moment, the rotary scraper 13 can form a film on the inner wall of the evaporation barrel I3 to promote the evaporation of water in the liquid, the liquid splashed to the top end of the inner wall of the evaporation barrel I3 is scraped by the drainage plate 11 to contact the rotary table 12 and the baffle plate 14, the purified liquid is returned to the inner part of the liquid storage tank 1 through the return pipe I17, the condensed water generated in the purification process can return to the interior of the condensation barrel 2 through the condensation pipe I15, meanwhile, the water vapor generated by evaporation can enter the interior of the evaporation barrel II 8 through the air outlet pipe 6, the pressure of the interior of the evaporation barrel II 8 is higher due to the fact that the pressurizer 7 continuously pressurizes the evaporation barrel II 8, after the water vapor enters the evaporation barrel II 8, the boiling point of water can rise due to the higher pressure, the water vapor can be condensed into condensed water, the condensed water enters the interior of the condensation barrel 2 from the condensation pipe II 16, meanwhile, the rest liquid can return to the interior of the liquid storage tank 1 through the return pipe II 18, the condensation barrel 2 can transfer the heat in the interior of the condensation barrel to the liquid storage tank 1 through a contact transmission mode, the liquid in the liquid storage tank 1 is preheated, the subsequent evaporation is facilitated, the effect of improving the energy utilization rate is achieved, when the liquid in the interior of the liquid storage tank 1 is required to be discharged, the liquid outlet 9 is only required to be opened, the liquid in the liquid storage tank 1 can be discharged, and the whole device has compact structure, so that excessive energy loss is avoided to a certain extent when the device is used.

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

Claims

1. The utility model provides a MVR scraper blade evaporimeter, includes liquid storage pot (1), its characterized in that: the utility model discloses a liquid storage tank, including liquid storage tank (1), liquid storage tank (1) bottom is installed condensing drum (2), liquid storage tank (1) top fixedly connected with back flow one (17), back flow one (17) top fixedly connected with evaporating drum one (3), evaporating drum one (3) top fixedly connected with motor (5), motor (5) output shaft bottom fixedly connected with pivot (10), pivot (10) outer wall fixedly connected with drainage board (11), the bottom fixedly connected with baffle (14) of pivot (10) outer wall being close to drainage board (11), baffle (14) bottom fixedly connected with carousel (12), carousel (12) top runs through and fixedly connected with scraper blade (13), evaporating drum one (3) rear end fixedly connected with condensing tube one (15).

2. The MVR panel evaporator of claim 1, wherein: the right-hand member that is close to motor (5) in evaporation vat one (3) top is installed outlet duct (6), pressurizer (7) are installed to the bottom of outlet duct (6), the bottom fixedly connected with evaporation vat two (8) of pressurizer (7), evaporation vat two (8) bottom fixedly connected with back flow two (18), evaporation vat two (8) rear end fixedly connected with condenser pipe two (16).

3. A MVR-scraper evaporator according to claim 2, characterized in that: the bottom end of the second return pipe (18) is fixedly connected to the top end of the liquid storage tank (1), and the front end of the second condensation pipe (16) is fixedly connected to the rear end of the condensation barrel (2).

4. The MVR panel evaporator of claim 1, wherein: the drainage plate (11), the baffle (14) and the scraping plates (13) are arranged in a plurality of groups, and the drainage plate (11), the baffle (14) and the scraping plates (13) are arranged in a rotary array by taking the central point of the rotating shaft (10) as an origin.

5. The MVR panel evaporator of claim 1, wherein: the top end of the rotary table (12) is provided with a through hole, and the top end of the rotary shaft (10) penetrates through and rotates at the top end of the first evaporation barrel (3).

6. The MVR panel evaporator of claim 1, wherein: the right end of the liquid storage tank (1) is provided with a liquid outlet (9).

7. The MVR panel evaporator of claim 1, wherein: the front end of the first condensation pipe (15) is fixedly connected with the rear end of the condensation barrel (2).

8. The MVR panel evaporator of claim 1, wherein: and a heating pump is arranged on the outer wall of the feeding pipe (4).