阅读说明：本技术 一种刮板蒸发器的高效静态除沫器 (Efficient static demister of scraper evaporator ) 是由 余超 于 2019-11-01 设计创作，主要内容包括：本发明公开了一种刮板蒸发器的高效静态除沫器,具体为蒸发器领域,包括上蒸汽出口、上出口管和器体,所述上出口管的底部固定安装有上连接器体,所述器体的底部固定安装有下连接器体,所述下连接器体的底部固定连通有下蒸汽出口,所述下蒸汽出口的底部开设有下出口管,所述器体内腔的内壁固定安装有固定块,所述器体的侧面固定连通有入料管。本发明通过设置液沫转换装置,使得沫器安装在蒸汽出口的附近,所以除沫器表面会产生大量的液沫,这些液沫会粘粘在除沫器上时,液沫转换装置会在在除沫器工作的同时,自动对除沫器上的液沫进行清除,既避免除沫器堵塞的问题,又解决了蒸发器工作的问题,从而保证了除沫器正常的工作。(The invention discloses a high-efficiency static demister of a scraper evaporator, which belongs to the field of evaporators and comprises an upper steam outlet, an upper outlet pipe and a device body, wherein the bottom of the upper outlet pipe is fixedly provided with an upper connector body, the bottom of the device body is fixedly provided with a lower connector body, the bottom of the lower connector body is fixedly communicated with a lower steam outlet, the bottom of the lower steam outlet is provided with a lower outlet pipe, the inner wall of the inner cavity of the device body is fixedly provided with a fixed block, and the side surface of the device body is fixedly communicated with a feeding pipe. According to the invention, the foam remover is arranged near the steam outlet through the liquid foam conversion device, so that a large amount of liquid foam is generated on the surface of the foam remover, and when the liquid foam is adhered to the foam remover, the liquid foam conversion device can automatically remove the liquid foam on the foam remover while the foam remover works, so that the problem of blockage of the foam remover is avoided, the problem of working of an evaporator is solved, and the normal working of the foam remover is ensured.)

1. The utility model provides a high-efficient static demister of scraper blade evaporimeter, includes steam outlet (1), goes up outlet pipe (2) and ware body (4), its characterized in that: the bottom fixed mounting of going up outlet pipe (2) has connector body (3), connector body (5) down has been installed to the bottom fixed mounting of the body (4), the fixed intercommunication of the bottom of connector body (5) has lower steam outlet (6) down, outlet pipe (7) down have been seted up to the bottom of steam outlet (6) down, the inner wall fixed mounting of the body (4) inner chamber has fixed block (8), the fixed intercommunication of the side of the body (4) has pan feeding pipe (9), the bottom fixed mounting of the body (4) inner chamber has guide plate (10), the top fixed mounting of the body (4) both sides has conversion equipment (11), the top fixed mounting of conversion equipment (11) has sprinkler (12), the fixed intercommunication of the side of sprinkler (12) has spray pipe (13), the top fixed mounting of the body (4) inner wall has foam removing device (14), the top fixed mounting of foam removing device (14) has demister (15), the inside fixed mounting of foam remover (15) has wire net (16).

2. The high efficiency static demister of scraper evaporator of claim 1 is characterized in that: the top fixed mounting who removes foam device (14) inner chamber has the extraction from case (141), the side fixed mounting who extracts from case (141) has hydraulic stem (142), the top fixed mounting of hydraulic stem (142) has a foam board (143), foam groove (144) have been seted up to the side of removing foam device (14), the extraction has the extraction from pipe (145) from the fixed intercommunication of opposite side of case (141), the extraction has the extraction from device (146) from the opposite side fixed mounting of pipe (145), the extraction has conveyer pipe (147) from the fixed intercommunication of opposite side of device (146).

3. The high efficiency static demister of scraper evaporator of claim 1 is characterized in that: the inner part of the spraying pipe (13) is fixedly provided with a water baffle (131), and the surface of the water baffle (131) is provided with spraying holes (132).

4. The high efficiency static demister of scraper evaporator of claim 1 is characterized in that: the bottom fixed mounting of conversion equipment (11) inner chamber has branch foam pipe (111), the fixed intercommunication in top of branch foam pipe (111) has condenser pipe (112), the fixed intercommunication in top of condenser pipe (112) has current collecting plate (113), the fixed intercommunication in top of current collecting plate (113) has conduction pipe (114).

5. The high efficiency static demister of scraper evaporator of claim 1 is characterized in that: the bottom fixed mounting of sprinkler (12) inner chamber has water tank (121), the top fixed mounting of water tank (121) has water column (122), the top fixed mounting of water column (122) side has spray pipe way (123).

6. The high efficiency static demister of scraper evaporator of claim 4 is characterized in that: the delivery pipe (147) is communicated with the foam distributing pipe (111) through a conversion device (11).

7. The high efficiency static demister of scraper evaporator of claim 1 is characterized in that: the spraying holes (132) are arranged in a plurality of numbers, and the diameter of each spraying hole (132) is one centimeter to two centimeters.

8. The high efficiency static demister of scraper evaporator of claim 1 is characterized in that: the number of the defoaming devices (14) is two, and the defoaming devices are respectively arranged on two sides of the bottom of the demister (15).

Technical Field

The invention relates to the technical field of evaporators, in particular to a high-efficiency static demister of a scraper evaporator.

Background

The demister means that a large amount of liquid is entrained in secondary steam during an evaporation operation, and although separation is performed in a separation chamber, in order to prevent loss of useful products or contamination of condensed liquid, it is also required to reduce entrained liquid foam, and therefore a demister is provided near a steam outlet.

The prior scraper evaporator is a novel evaporator with strong adaptability, for example, the evaporator is suitable for materials with high viscosity, heat sensitivity, easy crystallization and scaling, and mainly comprises a heating jacket and a scraper, heating steam is introduced into the jacket, the scraper is arranged on a rotatable shaft, a small gap is kept between the scraper and the inner wall of the heating jacket, usually 0.5-1.5 mm, feed liquid is preheated and then added from the upper part of the evaporator along the tangential direction, the feed liquid is distributed on the inner wall to form a downward-rotating film under the action of gravity and the rotating scraper, the downward-rotating film is continuously evaporated and concentrated in the descending process, finished liquid is discharged from the bottom, secondary steam escapes from the top, and a large amount of liquid foam is generated on the surface of the demister due to the fact that the demister is arranged near a steam outlet, and the liquid foam can be adhered to the demister, thereby influencing the demister and also influencing the scraper evaporator.

In addition, generally after the evaporimeter work, all will demolish washing etc. to the demister to reuse, demolish the clearance like this and can waste a large amount of time, also can cause certain damage etc. to the demister simultaneously.

It is therefore desirable to provide a high efficiency static demister for a wiped film evaporator that facilitates defoaming, damage prevention and easy cleaning.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a high-efficiency static demister for a scraper evaporator, which is configured to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: an efficient static demister of a scraper evaporator comprises an upper steam outlet, an upper outlet pipe and a demister body, the bottom of the upper outlet pipe is fixedly provided with an upper connector body, the bottom of the connector body is fixedly provided with a lower connector body, the bottom of the lower connector body is fixedly communicated with a lower steam outlet, the bottom of the lower steam outlet is provided with a lower outlet pipe, a fixed block is fixedly arranged on the inner wall of the inner cavity of the device body, a feeding pipe is fixedly communicated with the side surface of the device body, a guide plate is fixedly arranged at the bottom of the inner cavity of the device body, conversion devices are fixedly arranged at the top parts of the two sides of the device body, the top of the conversion device is fixedly provided with a spraying device, the side surface of the spraying device is fixedly communicated with a spraying pipe, the top fixed mounting of the internal wall of the device body has a foam remover, the top fixed mounting of the foam remover has a foam remover, and the inside fixed mounting of the foam remover has a steel wire mesh.

In a preferred embodiment, a drawing and separating box is fixedly mounted at the top of an inner cavity of the defoaming device, a hydraulic rod is fixedly mounted on the side surface of the drawing and separating box, a foam discharging plate is fixedly mounted at the top of the hydraulic rod, a foam discharging groove is formed in the side surface of the defoaming device, a drawing and separating pipe is fixedly communicated with the other side of the drawing and separating box, a drawing and separating device is fixedly mounted on the other side of the drawing and separating pipe, and a conveying pipe is fixedly communicated with the other side of the drawing and separating device.

In a preferred embodiment, a water baffle is fixedly installed inside the spraying pipe, and spraying holes are formed in the surface of the water baffle.

In a preferred embodiment, a foam distributing pipe is fixedly installed at the bottom of an inner cavity of the conversion device, a condensing pipe is fixedly communicated with the top of the foam distributing pipe, a current collecting plate is fixedly communicated with the top of the condensing pipe, and a conducting pipe is fixedly communicated with the top of the current collecting plate.

In a preferred embodiment, the bottom fixed mounting of sprinkler inner chamber has the water tank, the top fixed mounting of water tank has the water column, the top fixed mounting of water column side has the spray line.

In a preferred embodiment, the delivery pipe communicates with the froth dispensing pipe through a switch.

In a preferred embodiment, the plurality of spraying holes are provided, and the diameter of each spraying hole is one centimeter to two centimeters.

In a preferred embodiment, the demister has two and is respectively installed at both sides of the bottom of the demister.

The invention has the technical effects and advantages that:

1. according to the invention, the foam remover is arranged near the steam outlet through the liquid foam conversion device, so that a large amount of liquid foam is generated on the surface of the foam remover, and when the liquid foam is adhered to the foam remover, the liquid foam conversion device can automatically remove the liquid foam on the foam remover while the foam remover works, so that the problem of blockage of the foam remover is avoided, the problem of working of an evaporator is solved, and the normal working of the foam remover is ensured;

2. the anti-dismantling device is arranged, so that the demister is generally dismantled and cleaned after the evaporator works, the evaporator is reused, the anti-dismantling device can comprehensively clean the demister after the evaporator works, the problem of time waste is avoided, the problem of damage of the demister is solved, and the safe and normal use of the demister is guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention.

Fig. 3 is a schematic structural diagram of the inner cavity of the defoaming device of the invention.

FIG. 4 is a schematic side view of a spray tube according to the present invention.

Fig. 5 is a schematic diagram of the inner cavity structure of the conversion device of the present invention.

Fig. 6 is a schematic view of the inner cavity structure of the spraying device of the present invention.

The reference signs are: 1. an upper steam outlet; 2. an upper outlet pipe; 3. an upper connector body; 4. a body; 5. a lower connector body; 6. a lower steam outlet; 7. a lower outlet pipe; 8. a fixed block; 9. a feeding pipe; 10. a baffle; 11. a conversion device; 12. a spraying device; 13. a spray tube; 14. a defoaming device; 15. a demister; 16. steel wire mesh; 141. drawing out the box; 142. a hydraulic lever; 143. a foam discharging plate; 144. a foam outlet groove; 145. drawing the tube; 146. a drawing-off device; 147. a delivery pipe; 131. a water baffle; 132. a spray orifice; 111. a foam distributing pipe; 112. a condenser tube; 113. a collector plate; 114. a conducting tube; 121. a water tank; 122. a water column; 123. and (4) spraying a pipeline.

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.

As shown in the attached figures 1-6, the high-efficiency static demister for a scraper evaporator comprises an upper steam outlet 1, an upper outlet pipe 2 and a device body 4, wherein the bottom of the upper outlet pipe 2 is fixedly provided with an upper connector body 3, the bottom of the device body 4 is fixedly provided with a lower connector body 5, the bottom of the lower connector body 5 is fixedly communicated with a lower steam outlet 6, the bottom of the lower steam outlet 6 is provided with a lower outlet pipe 7, the inner wall of the inner cavity of the device body 4 is fixedly provided with a fixed block 8, the side surface of the device body 4 is fixedly communicated with a feeding pipe 9, the bottom of the inner cavity of the device body 4 is fixedly provided with a guide plate 10, the tops of the two sides of the device body 4 are fixedly provided with conversion devices 11, the top of the conversion device 11 is fixedly provided with a spraying device 12, the side surface of the spraying device 12 is fixedly communicated with a spraying pipe 13, the top, the steel wire mesh 16 is fixedly installed inside the demister 15, the top of the inner cavity of the demister 14 is fixedly installed with a pumping box 141, the side of the pumping box 141 is fixedly installed with a hydraulic rod 142, the top of the hydraulic rod 142 is fixedly installed with a foam discharging plate 143, the side of the demister 14 is provided with a foam discharging groove 144, the other side of the pumping box 141 is fixedly communicated with a pumping pipe 145, the other side of the pumping pipe 145 is fixedly installed with a pumping device 146, the other side of the pumping device 146 is fixedly communicated with a delivery pipe 147, the inside of the spray pipe 13 is fixedly installed with a water baffle 131, the surface of the water baffle 131 is provided with a spray hole 132, the bottom of the inner cavity of the conversion device 11 is fixedly installed with a foam separating pipe 111, the top of the foam separating pipe 111 is fixedly communicated with a condensation pipe 112, the top of the condensation pipe 112 is fixedly communicated with a flow collecting plate 113, the top of the flow collecting plate 113 is fixedly communicated with a conduction pipe 114, the top fixed mounting of water tank 121 has water column 122, and the top fixed mounting of water column 122 side has spraying pipe 123, and conveyer pipe 147 passes through conversion equipment 11 and branch foam pipe 111 intercommunication, and the spraying hole 132 of seting up has a plurality of, and the diameter of spraying hole 132 is one centimetre to two centimetres, and defoaming device 14 has two, and installs the both sides in demister 15 bottom respectively.

As shown in fig. 3, a drawing-off box 141 is fixedly installed at the top of an inner cavity of the defoaming device 14, a hydraulic rod 142 is fixedly installed on the side surface of the drawing-off box 141, a foam discharging plate 143 is fixedly installed at the top of the hydraulic rod 142, a foam discharging groove 144 is formed in the side surface of the defoaming device 14, a drawing-off pipe 145 is fixedly communicated with the other side of the drawing-off box 141, a drawing-off device 146 is fixedly installed on the other side of the drawing-off pipe 145, and a conveying pipe 147 is fixedly communicated with the other side of the drawing-off device 146.

The implementation mode is specifically as follows: by arranging the foam removing device 14, when the foam remover 15 works, the hydraulic rod 142 is controlled to be started, so that the foam discharging plate 143 is driven to extend out, the foam discharging plate 143 extends out from the foam discharging groove 144, and then liquid foam is absorbed on the bottom surface of the foam remover 15;

as shown in fig. 4, a water guard plate 131 is fixedly installed inside the spray pipe 13, and a spray hole 132 is opened on the surface of the water guard plate 131.

The implementation mode is specifically as follows: by arranging the spray pipe 13, when the evaporator finishes working, the water flowing from the spray hole 132 is sprayed out in a dispersing way;

as shown in fig. 5, a foam distributing pipe 111 is fixedly installed at the bottom of the inner cavity of the conversion device 11, a condensing pipe 112 is fixedly communicated with the top of the foam distributing pipe 111, a current collecting plate 113 is fixedly communicated with the top of the condensing pipe 112, and a conducting pipe 114 is fixedly communicated with the top of the current collecting plate 113.

The implementation mode is specifically as follows: by arranging the switching device 11, when liquid foam flows into the foam distributing pipe 111 from the delivery pipe 147, the foam distributing pipe 111 disperses the liquid foam, then transmits the liquid foam into the condensation pipe 112 for switching, transmits the liquid foam into the collecting plate 113 after switching, and then flows out from the conduction pipe 114;

as shown in fig. 6, a water tank 121 is fixedly installed at the bottom of the inner cavity of the spraying device 12, a water column 122 is fixedly installed at the top of the water tank 121, and a spraying pipe 123 is fixedly installed at the top of the side surface of the water column 122.

The implementation mode is specifically as follows: by arranging the spraying device 12, when the conduction pipe 114 brings water into the water tank 121, the water is pumped into the spraying pipeline 123 by the water column 122 to be sprayed;

the working principle of the invention is as follows:

a preparation stage: the apparatus is first placed at a designated location and then the various components are installed.

The working stage is as follows: firstly, when the demister 15 works, the hydraulic control rod 142 is started, so that the foam discharging plate 143 is driven to extend, the foam discharging plate 143 extends from the foam discharging groove 144, then the absorption of liquid foam is carried out on the bottom surface of the demister 15, after absorbing the foam, the foam is stored in the extraction tank 141, and when the evaporator is finished, the extraction device 146 is controlled to start, so that the liquid foam is sucked into the delivery pipe 147 through the suction pipe 145, and when the liquid foam flows into the foam dispensing pipe 111 from the delivery pipe 147, the foam distributing pipe 111 disperses the liquid foam, and then transfers the liquid foam to the condensing pipe 112 for conversion, after conversion, the water is transferred to the collecting plate 113 and then flows out through the transfer pipe 114, and when the transfer pipe 114 brings the water into the water tank 121, the water is sucked into the spray pipe 123 by the water column 122, and the water is sprayed out through the spray holes 132, thereby performing a full spray cleaning of the demister 15.

And (5) finishing: after cleaning, the main power supply is turned off, and periodic detection is carried out.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.