CN212680080U

CN212680080U - Novel scraper blade evaporator scraper blade

Info

Publication number: CN212680080U
Application number: CN202020672823.XU
Authority: CN
Inventors: 张琦
Original assignee: Wuxi Xishan Xuelang Chemical Equipment Co Ltd
Current assignee: Wuxi Xishan Xuelang Chemical Equipment Co Ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-03-12
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a novel scraper blade evaporator scraper blade, include: a rotating column for fixing the whole device in the evaporation cylinder, a film scraping device for flatly spreading the stock solution on the inner wall of the evaporation cylinder to form a film and a feeding pipe for conveying materials, a discharging pipe is arranged in the rotating column, the wall surface above the discharging pipe is provided with the feeding pipe, the feeding pipe is communicated with the discharging pipe, the spraying pipe is fixedly arranged on the side surface of the rotating column and passes through the side surface of the rotating column to be communicated with the discharging pipe, the film scraping device is arranged on the outer side surface of the rotating column and is fixedly connected with the spraying pipe, the utility model has simple structure and convenient use, through setting up the discharging pipe and spouting the material pipe, the rotating column high-speed rotatory, in the stoste in the discharging pipe received the effect of centrifugal force and gets into the evaporation cylinder through spouting the high-speed blowout of material pipe, received the high-speed spun stoste of centrifugal force and can not be attached to the knifing device, avoided the stoste to be attached to and not formed the film on the scraper blade and lead to the not thorough problem of stoste evaporative concentration.

Description

Novel scraper blade evaporator scraper blade

Technical Field

The utility model relates to an evaporation concentration equipment technical field specifically is a novel scraper blade evaporator scraper blade.

Background

The full name of the scraper evaporator is a mechanical stirring type scraper evaporator, which is also called a rotary type scraper evaporator. Is a novel high-efficiency energy-saving falling-film evaporator. The high-viscosity high-elasticity heat transfer material has the superior performances of higher equipment heat transfer coefficient, shorter material retention time, wide applicable viscosity range, high operation elasticity and the like, and is widely applied to the industries of chlor-alkali, chemical industry, light industry, food, pharmacy, environmental protection and the like. The working principle is as follows: the material gets into and forces the film-forming through the stirring of scraper blade on the pivot after the evaporimeter, heat source heat carries out the heat exchange through section of thick bamboo wall and feed liquid, the liquid film boiling, discharge behind the secondary steam vaporization behind catching the membrane ware and detaching the drop of smuggleing secretly, the concentrate is discharged by the bottom discharge mouth, but this kind is direct send into the evaporimeter with the raw materials in, rethread scraper blade hydrogen stirs the raw materials and makes it form the film and can lead to a large amount of raw materials that adhere to on the scraper blade at the evaporimeter inner wall to influence the raw materials and form the evaporation film on the evaporimeter inner wall.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel scraper blade evaporator scraper blade to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel scraper evaporator scraper, comprising: the device comprises a rotating column, a film scraping device and a feeding pipe, wherein the rotating column is used for fixing the whole device in an evaporation cylinder, the film scraping device is used for flatly spreading stock solution on the inner wall of the evaporation cylinder to form a thin film, the feeding pipe is used for conveying materials, a discharging pipe is arranged in the rotating column, a bearing seat is fixedly arranged on the wall surface above the discharging pipe and penetrates out of the wall surface above the discharging pipe, the feeding pipe is movably arranged in the bearing seat and is fixedly connected with an inner ring of the bearing seat, the feeding pipe is communicated with the discharging pipe, four rows of spraying pipes used for spraying the stock solution into the evaporation cylinder are fixedly arranged on the side surface of the rotating column, the spraying pipes penetrate through the side surface of the rotating column and are communicated with the discharging pipe, a fixed column is fixedly arranged on the wall surface below the inner part of the discharging pipe, a screw blade for preventing the stock solution from sinking is fixedly, the fixed plate is a flat plate made of a metal material with high hardness, the fixed plate is fixedly connected with the material spraying pipe through a screw, and the fixed plate and the rotating column are fixedly installed on the wall surface away from each other to scrape stock solution into a film.

Preferably, the rotating column is a hollow cylinder and is made of corrosion-resistant metal.

Preferably, the fixing column is a cylinder made of corrosion-resistant metal.

Preferably, the scraper is a trapezoidal flat plate made of corrosion-resistant rubber, and the scraper is fixedly connected with the fixing plate through screws.

Preferably, in the evaporation cylinder was placed to the post rotates, and rotate post below wall and pass through shaft coupling and evaporimeter rotation motor output shaft fixed connection, the inlet pipe passes through evaporation cylinder top wall block, carries the stoste that needs carry out the evaporative concentration in the tubular discharging tube of feeding, and the bearing frame can let the post that rotates freedom rotating and do not influence the inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has simple structure and convenient use, and the rotating column rotates at high speed by arranging the discharging pipe and the spraying pipe, the stock solution in the discharging pipe is sprayed at high speed into the evaporation cylinder by the spraying pipe under the action of centrifugal force, and the stock solution sprayed at high speed by the centrifugal force can not be attached to the film scraping device, thereby avoiding the problem that the evaporation and concentration of the stock solution are not thorough because the stock solution is attached to the scraper without forming a film;

2. the utility model discloses still set up propeller blade in the discharging pipe simultaneously, rotate the rotatory propeller blade that drives of post and rotate, propeller blade stirs the stoste in the feeding pipe, and propeller blade drives the stoste constantly upward movement simultaneously, has avoided the stoste to appear sinking the end and can not thrown away the problem that causes the waste inside the discharging pipe.

Drawings

Fig. 1 is a front cross-sectional view of a scraper of a novel scraper evaporator of the invention;

fig. 2 is a top view of a scraper of the novel scraper evaporator of the present invention;

fig. 3 is a bottom view of the scraper of the novel scraper evaporator of the present invention.

In the figure: 1. rotating the column; 2. a film scraping device; 3. a fixing plate; 4. a squeegee; 5. a material spraying pipe; 6. a discharge pipe; 7. a bearing seat; 8. a feed pipe; 9. fixing a column; 10. a propeller blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel scraper evaporator scraper, comprising: the device comprises a rotating column 1 for fixing the whole device in an evaporation cylinder, a film scraping device 2 for flatly spreading a stock solution on the inner wall of the evaporation cylinder to form a film and a feed pipe 8 for conveying materials, wherein the rotating column 1 is a hollow cylinder, the rotating column 1 is made of a corrosion-resistant metal material, a feed pipe 6 is arranged in the rotating column 1, a bearing seat 7 is fixedly arranged on the upper wall surface of the feed pipe 6, the bearing seat 7 penetrates out of the upper wall surface of the feed pipe 6, the feed pipe 8 is movably arranged in the bearing seat 7, the feed pipe 8 is fixedly connected with the inner ring of the bearing seat 7, the feed pipe 8 is communicated with the feed pipe 6, the rotating column 1 is placed in the evaporation cylinder when the device is used, the lower wall surface of the rotating column 1 is fixedly connected with an output shaft of a rotary motor of an evaporator through a coupler, the feed pipe 8 is clamped on the upper wall, the bearing seat 7 can allow the rotating column 1 to rotate freely without influencing the feeding pipe 8, four rows of material spraying pipes 5 for spraying the stock solution into the evaporation cylinder are fixedly arranged on the side surface of the rotating column 1, the material spraying pipes 5 penetrate through the side surface of the rotating column 1 and are communicated with the material discharging pipe 6, when in use, the rotating column 1 rotates at a high speed, the stock solution in the material discharging pipe 6 is sprayed out at a high speed through the material spraying pipes 5 under the action of centrifugal force and enters the evaporation cylinder, the stock solution is put into the evaporation cylinder through rotary spraying, the stock solution is more easily attached to the inner wall of the evaporation cylinder to form a film for evaporation, the problem that the stock solution is directly fed into the evaporation cylinder, the stock solution is easily attached to the rotating column 1 and is not easily evaporated and concentrated is solved, a fixed column 9 is fixedly arranged on the lower wall surface inside the material discharging pipe 6, the fixed column 9 is a cylinder made of corrosion-resistant metal material, the screw propeller blade 10 stirs the stoste in the inlet pipe 8, simultaneously the screw propeller blade 10 drives the stoste and constantly upwards moves, avoided the stoste to appear sinking the end can not thrown away and cause extravagant problem in discharging pipe 6 inside, 1 outside side of rotation post sets up four knifing devices 2, and four knifing devices 2 respectively with four rows of 5 fixed connection that spout the material pipe, knifing device 2 uses fixed plate 3 and scraper blade 4 to make, fixed plate 3 is made for the metal material that hardness is high, fixed plate 3 passes through screw and spouts 5 fixed connection of material pipe, fixed plate 3 leaves wall fixed mounting with rotation post 1 mutually and is used for scraping the stoste and making into the scraper blade 4 of film, scraper blade 4 is one and uses corrosion-resistant rubber material to make trapezoidal flat board, and scraper blade 4 passes through screw and fixed connection of fixed plate 3, during the use, it drives knifing device 2 to rotate at a high speed to rotate post 1, the stoste that will spout material pipe 5 Thoroughly, the stock solution sprayed out at high speed by receiving the centrifugal force can not be attached to the film scraping device 2, so that the problem that the stock solution is not evaporated and concentrated completely because the stock solution is not attached to the scraper 4 to form a film is avoided.

The working principle is as follows: when the utility model is used, the rotary column 1 is placed in the evaporation cylinder, the wall surface below the rotary column 1 is fixedly connected with the output shaft of the rotary motor of the evaporator through the shaft coupling, the feed pipe 8 is clamped on the wall surface above the evaporation cylinder and conveys the stock solution to be evaporated and concentrated through the discharge pipe 6 in the shape of the feed pipe 8, the bearing seat 7 can allow the rotary column 1 to rotate freely without influencing the feed pipe 8, the rotary column 1 rotates at high speed, the stock solution in the discharge pipe 6 is sprayed out at high speed through the spray pipe 5 under the action of centrifugal force and enters the evaporation cylinder, the stock solution is put into the rotary spraying and is more easily attached to the inner wall of the evaporation cylinder to form a thin film for evaporation, the problem that the stock solution is directly conveyed into the evaporation cylinder and is easily attached to the rotary column 1 and is not easy to evaporate and concentrate is solved, the rotary column 1 drives the film scraping device 2 to rotate at high speed, the stock solution thrown out by the spray pipe 5 is evenly, meanwhile, the stock solution sprayed out at a high speed by the centrifugal force cannot be attached to the film scraping device 2, the problem that the stock solution is not completely evaporated and concentrated due to the fact that the stock solution is not attached to the scraper 4 to form a film is avoided, meanwhile, the propeller blades 10 drive the stock solution to continuously move upwards, the problem that the stock solution sinks in the discharging pipe 6 and cannot be thrown out to cause waste is avoided, and the automatic film scraping device has the advantages of being simple in structure, convenient to use and good in using effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.

Claims

1. The utility model provides a novel scraper blade evaporator scraper blade which characterized in that: the method comprises the following steps: let rotation post (1) of whole device in the evaporating drum, be used for forming the knifing device (2) of film and be used for inlet pipe (8) of transported substance with the stoste tiling on the evaporating drum inner wall, rotation post (1) is inside to set up discharging pipe (6), discharging pipe (6) top wall sets up inlet pipe (8), and inlet pipe (8) and discharging pipe (6) intercommunication, rotate post (1) side fixed mounting and be used for spouting material pipe (5) with the stoste spout in the evaporating drum, and spout material pipe (5) and pass rotation post (1) side and discharging pipe (6) intercommunication, rotation post (1) outside side sets up knifing device (2), and knifing device (2) and spout material pipe (5) fixed connection.

2. The scraper blade of claim 1, wherein: discharging pipe (6) top wall fixed mounting bearing frame (7), and material pipe (6) top wall is worn out in bearing frame (7), the inside movable mounting inlet pipe (8) of bearing frame (7), inlet pipe (8) and bearing frame (7) inner circle fixed connection.

3. The scraper blade of claim 1, wherein: and a fixing column (9) is fixedly installed on the wall surface of the lower part inside the discharge pipe (6), and a propeller blade (10) for preventing the raw liquid from sinking to the bottom is fixedly installed on the side surface of the fixing column (9).

4. The scraper blade of claim 1, wherein: the film scraping device (2) is made of a fixing plate (3) and a scraping plate (4), the fixing plate (3) is a rectangular flat plate, the fixing plate (3) is fixedly connected with the material spraying pipe (5), and the scraping plate (4) which is used for scraping stock solution into a film is fixedly installed on the wall surface of the fixing plate (3) and the rotating column (1) which is separated from each other.

5. The scraper blade of claim 1, wherein: the number of the material spraying pipes (5) is more than four, and each row of the material spraying pipes (5) is fixedly provided with one film scraping device (2).