Scraper type film evaporator

Abstract

The utility model relates to the technical field of scraper type film evaporators, in particular to a scraper type film evaporator which comprises a front barrel, a rear barrel is arranged on the rear side of the front barrel, a separation barrel is arranged at the upper end of the rear barrel, and a protection hopper is arranged at the lower end of the rear barrel. First connecting plates are vertically and symmetrically arranged on the left side face and the right side face of the front barrel, a fixing assembly is arranged on the scraper type film evaporator, an adjusting knob is rotated to drive a threaded rod to rotate, the threaded rod drives a moving block to move during rotation, and therefore a first adjusting block and a second adjusting block can be driven to move; the first fixing block and the second fixing block can be driven to move through the first adjusting block and the second adjusting block, after the limiting block is moved out of the limiting hole, the front barrel can be detached by moving the front side, the front barrel can be installed through reverse operation, installation and detachment are convenient, and therefore the scraping plate can be conveniently cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of scraper type thin film evaporators, in particular to a scraper type thin film evaporator. Background Art

[0002] The plate-type thin film evaporator is equipped with a heating steam jacket on the outside of the shell, and a rotatable scraper inside. The scraper is driven by the rotating shaft in the center of the cylinder. After the raw liquid is added tangentially from the top of the evaporator, it forms a downward rotating film along the inner wall of the shell under the drive of gravity and the rotating scraper. The finished liquid is discharged from the bottom, and the secondary steam is discharged from the top after passing through the demister. The outstanding advantage of this evaporator is that it has strong adaptability to materials and is suitable for the evaporation of high-viscosity, easy-to-crystallize, easy-to-scale, containing suspended matter or heat-sensitive liquids.

[0003] However, the scraper of the existing scraper-type thin film evaporator is integrated with the equipment and is not easy to disassemble for maintenance and cleaning.

[0004] Therefore, a scraped film evaporator is needed to improve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a scraped film evaporator to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A scraped film evaporator, comprising a front cylinder, a rear cylinder is arranged at the rear side of the front cylinder, a separation cylinder is arranged at the upper end of the rear cylinder, a protective bucket is arranged at the lower end of the rear cylinder, a first connecting plate is symmetrically arranged on the left and right sides of the front cylinder, a second connecting plate is symmetrically arranged on the left and right sides of the rear cylinder, and a fixing assembly is arranged between the first connecting plate and the second connecting plate;

[0008] The fixing assembly includes a fixing seat, a first adjusting block is slidably provided on the front side of the fixing seat, and a second adjusting block is slidably provided on the rear side of the fixing seat, a first fixing block is provided on the upper end of the first adjusting block, and a second fixing block is provided on the upper end of the second adjusting block, a limiting block is provided on the inner sides of the first fixing block and the second fixing block, a moving block is provided between the first adjusting block and the second adjusting block, limiting rods are symmetrically provided on the front and rear sides of the moving block, limiting grooves are provided on the inner sides of the first fixing block and the second fixing block corresponding to the limiting rod, a threaded rod is rotatably provided on the bottom of the moving block, and an adjusting button is provided on the lower end of the threaded rod.

[0009] As a preferred solution of the utility model, the outer sides of the first connecting plate and the second connecting plate are both provided with limiting holes, and the limiting blocks are adapted to correspond to the limiting holes.

[0010] As a preferred solution of the utility model, the fixing seat is arranged at the lower side of the first connecting plate and the second connecting plate.

[0011] As a preferred solution of the utility model, the first adjustment block and the second adjustment block are both arranged in an "isosceles trapezoidal" structure, sliding rods are arranged on the lower sides of the left and right sides of the second adjustment block, and sliding grooves are opened on the inner side surface of the fixed seat corresponding to the sliding rods.

[0012] As a preferred solution of the utility model, the moving block is arranged in an "isosceles trapezoidal" structure, and the limiting rod and the limiting groove are adapted to be arranged correspondingly.

[0013] As a preferred solution of the utility model, the threaded rod is threadedly connected to the fixing seat.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, a fixing assembly is arranged on the scraper type thin film evaporator, and the adjusting knob is rotated to drive the threaded rod to rotate, and the threaded rod drives the moving block to move when rotating, thereby driving the first adjusting block and the second adjusting block to move, and the first adjusting block and the second adjusting block can drive the first fixed block and the second fixed block to move, and when the limit block is moved out from the inside of the limit hole, the front cylinder can be disassembled by moving it to the front side, and it can be installed by reverse operation, which is convenient for installation and disassembly, thereby facilitating the cleaning of the scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall front view of the utility model;

[0017] Figure 2 This is a bottom view of the fixing assembly of the utility model;

[0018] Figure 3 It is a bottom view of part of the structure of the utility model.

[0019] In the figure: 1, front cylinder; 2, rear cylinder; 3, separation cylinder; 4, protective bucket; 5, first connecting plate; 6, second connecting plate; 7, fixing assembly; 701, fixing seat; 702, first adjusting block; 703, second adjusting block; 704, first fixing block; 705, second fixing block; 706, limiting block; 707, moving block; 708, limiting rod; 709, limiting groove; 710, threaded rod; 711, adjusting button. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0022] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0024] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0025] A scraped film evaporator, comprising a front cylinder 1, a rear cylinder 2 is arranged on the rear side of the front cylinder 1, a separation cylinder 3 is arranged on the upper end of the rear cylinder 2, a protective bucket 4 is arranged on the lower end of the rear cylinder 2, a first connecting plate 5 is symmetrically arranged on the left and right sides of the front cylinder 1, a second connecting plate 6 is symmetrically arranged on the left and right sides of the rear cylinder 2, and a fixing component 7 is arranged between the first connecting plate 5 and the second connecting plate 6;

[0026] In this embodiment, please refer to Figure 2 and 3The fixing assembly 7 includes a fixing seat 701, a first adjusting block 702 is slidably provided on the front side of the fixing seat 701, a second adjusting block 703 is slidably provided on the rear side of the fixing seat 701, a first fixing block 704 is provided on the upper end of the first adjusting block 702, a second fixing block 705 is provided on the upper end of the second adjusting block 703, a limiting block 706 is provided on the inner sides of the first fixing block 704 and the second fixing block 705, a moving block 707 is provided between the first adjusting block 702 and the second adjusting block 703, limiting rods 708 are symmetrically provided on the front and rear sides of the moving block 707, limiting grooves 709 are provided on the inner sides of the first fixing block 704 and the second fixing block 705 corresponding to the limiting rod 708, a threaded rod 710 is rotatably provided on the bottom of the moving block 707, and an adjusting button 711 is provided on the lower end of the threaded rod 710.

[0027] Among them, the outer sides of the first connecting plate 5 and the second connecting plate 6 are both provided with limiting holes, and the limiting blocks 706 are adapted to be arranged corresponding to the limiting holes, the fixing seat 701 is arranged at the lower sides of the first connecting plate 5 and the second connecting plate 6, the first adjusting block 702 and the second adjusting block 703 are both arranged in an "isosceles trapezoidal" structure, the lower sides of the left and right sides of the second adjusting block 703 are both provided with sliding rods, and the inner side surface of the fixing seat 701 is provided with sliding grooves corresponding to the sliding rods, so that the first adjusting block 702 and the second adjusting block 703 can slide inside the fixing seat 701, the moving block 707 is arranged in an "isosceles trapezoidal" structure, and the limiting rod 708 is adapted to be arranged corresponding to the limiting groove 709, 09 corresponding adaptation settings, the threaded rod 710 is threadedly connected with the fixing seat 701, and a fixing component is arranged on the scraper type thin film evaporator, and the adjusting knob 711 is rotated to drive the threaded rod 710 to rotate. When the threaded rod 710 rotates, it drives the moving block 707 to move, thereby driving the first adjusting block 702 and the second adjusting block 703 to move, and the first fixing block 704 and the second fixing block 705 can be driven to move through the first adjusting block 702 and the second adjusting block 703. When the limit block 706 is moved out from the inside of the limit hole, the front cylinder 1 can be moved forward to remove it, and it can be installed by reverse operation. The installation and disassembly are convenient, so it is convenient to clean the scraper.

[0028] The working process of the utility model is as follows: when using the scraper type thin film evaporator, firstly, the adjusting knob 711 is turned. When the adjusting knob 711 is turned, the threaded rod 710 is driven to rotate. Since the threaded rod 710 is connected to the fixing seat 701 by a threaded connection, the threaded rod 710 drives the moving block 707 to move when it is turned. When the moving block 707 moves, it drives the first adjusting block 702 and the second adjusting block 703 to move respectively. The first adjusting block 702 and the second adjusting block 703 can drive the first fixed block 704 and the second fixed block 705 to move. When the limit block 706 is moved out from the inside of the limit hole, the front cylinder 1 can be moved forward to disassemble it, and it can be installed by the reverse operation. The installation and disassembly are convenient, so it is convenient to clean the scraper.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A scraped film evaporator, comprising a front barrel (1), characterized in that: A rear cylinder (2) is arranged at the rear side of the front cylinder (1), a separation cylinder (3) is arranged at the upper end of the rear cylinder (2), a protection bucket (4) is arranged at the lower end of the rear cylinder (2), a first connecting plate (5) is symmetrically arranged on the left and right sides of the front cylinder (1), a second connecting plate (6) is symmetrically arranged on the left and right sides of the rear cylinder (2), and a fixing assembly (7) is arranged between the first connecting plate (5) and the second connecting plate (6); The fixing assembly (7) comprises a fixing seat (701), a first adjusting block (702) is slidably arranged at the front side of the fixing seat (701), a second adjusting block (703) is slidably arranged at the rear side of the fixing seat (701), a first fixing block (704) is arranged at the upper end of the first adjusting block (702), a second fixing block (705) is arranged at the upper end of the second adjusting block (703), and a limiting block (705) is arranged at the inner side of the first fixing block (704) and the second fixing block (705). 706), a moving block (707) is arranged between the first adjusting block (702) and the second adjusting block (703), limiting rods (708) are symmetrically arranged on the front and rear sides of the moving block (707), limiting grooves (709) are arranged on the inner side surfaces of the first fixed block (704) and the second fixed block (705) corresponding to the limiting rods (708), a threaded rod (710) is rotatably arranged at the bottom of the moving block (707), and an adjusting button (711) is arranged at the lower end of the threaded rod (710).

2. A scraped film evaporator according to claim 1, characterized in that: The outer sides of the first connecting plate (5) and the second connecting plate (6) are both provided with limiting holes, and the limiting blocks (706) are arranged to correspond to the limiting holes.

3. A scraped film evaporator according to claim 1, characterized in that: The fixing seat (701) is arranged at the lower side of the first connecting plate (5) and the second connecting plate (6).

4. A scraped film evaporator according to claim 1, characterized in that: The first adjustment block (702) and the second adjustment block (703) are both arranged in an "isosceles trapezoidal" structure, and sliding rods are arranged on the lower sides of the left side and the right side of the second adjustment block (703), and sliding grooves are arranged on the inner side surface of the fixing seat (701) corresponding to the sliding rods.

5. The scraped film evaporator according to claim 1, characterized in that: The moving block (707) is arranged in an "isosceles trapezoidal" structure, and the limiting rod (708) and the limiting groove (709) are arranged to be adapted to correspond to each other.

6. A scraped film evaporator according to claim 1, characterized in that: The threaded rod (710) is threadedly connected to the fixing seat (701).

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