CN211462138U - Distillation column backflow limiting device - Google Patents

Distillation column backflow limiting device Download PDF

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CN211462138U
CN211462138U CN201922237866.5U CN201922237866U CN211462138U CN 211462138 U CN211462138 U CN 211462138U CN 201922237866 U CN201922237866 U CN 201922237866U CN 211462138 U CN211462138 U CN 211462138U
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reflux
plate
fixedly installed
distillation column
fixed
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倪加明
倪飞
冯翼飞
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JIANGSU MINSHENG SPECIAL EQUIPMENT GROUP CO Ltd
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Abstract

本发明涉及分馏技术领域,且公开了一种蒸馏塔回流限制装置,包括壳体,壳体下部的周侧均布有四个支脚,壳体的底部设置有残渣出口,壳体的顶部设置有顶管,顶管的顶部固定安装有冷凝器,壳体一侧的上部开设有回流液出口,壳体一侧的下部开设有回流液入口,回流液出口的一端螺栓固定有控制阀,控制阀的一端螺栓固定有导汽管道,壳体的一端设置有加料口,壳体的内部焊接固定有第一导流罩,第一导流罩的顶部焊接连接有蒸汽出口。本发明通过一系列的结构设计使得装置能够根据蒸馏的速度对回流流量进行调节,进而对回流比进行有效控制,提高单离产品的质量,且装置能够使得回流液沿管壁自然回流,大大方便了回流液的收集。

Figure 201922237866

The invention relates to the technical field of fractionation, and discloses a reflux restricting device for a distillation column, which comprises a shell, four legs are evenly distributed on the peripheral side of the lower part of the shell, a residue outlet is provided at the bottom of the shell, and a top of the shell is provided with a Jacking pipe, the top of the jacking pipe is fixedly installed with a condenser, the upper part of one side of the shell is provided with a reflux liquid outlet, the lower part of one side of the shell is provided with a reflux liquid inlet, and one end of the reflux liquid outlet is bolted with a control valve, the control valve One end of the casing is bolted with a steam guide pipe, one end of the casing is provided with a feeding port, the inside of the casing is welded and fixed with a first guide cover, and the top of the first guide cover is welded and connected with a steam outlet. Through a series of structural designs, the present invention enables the device to adjust the reflux flow according to the distillation speed, thereby effectively controlling the reflux ratio, improving the quality of the isolated product, and the device can make the reflux liquid flow back naturally along the pipe wall, which is greatly convenient collection of reflux.

Figure 201922237866

Description

一种蒸馏塔回流限制装置A distillation column reflux restriction device

技术领域technical field

本发明涉及分馏技术领域,尤其涉及一种蒸馏塔回流限制装置。The invention relates to the technical field of fractionation, in particular to a reflux restriction device of a distillation column.

背景技术Background technique

将液体加热至沸腾,使液体变为蒸气,然后使蒸气冷却再凝结为液体,这两个过程的联合操作称为蒸馏,采用调节阀与流量计相配合实现比例控制,对自控系统的要求较高,但是现有装置不能够根据蒸馏的速度对回流流量进行调节,对回流比不能进行有效控制,且装置不能够使得回流液沿管壁自然回流,不方便回流液的收集。The liquid is heated to boiling to turn the liquid into vapor, and then the vapor is cooled and then condensed into a liquid. The combined operation of these two processes is called distillation, and the proportional control is realized by using a regulating valve and a flow meter. The requirements for the automatic control system are higher. However, the existing device cannot adjust the reflux flow according to the distillation speed, cannot effectively control the reflux ratio, and the device cannot make the reflux liquid flow back naturally along the pipe wall, which is inconvenient to collect the reflux liquid.

发明内容SUMMARY OF THE INVENTION

本发明的目的是为了解决现有技术中存在的缺点,如:现有装置不能够根据蒸馏的速度对回流流量进行调节,对回流比不能进行有效控制,且装置不能够使得回流液沿管壁自然回流,不方便回流液的收集。The purpose of the present invention is to solve the shortcomings existing in the prior art, such as: the existing device cannot adjust the reflux flow according to the speed of distillation, cannot effectively control the reflux ratio, and the device cannot make the reflux liquid along the pipe wall. Natural reflux, inconvenient to collect the reflux liquid.

为了实现上述目的,本发明采用了如下技术方案:In order to achieve the above object, the present invention adopts the following technical solutions:

一种蒸馏塔回流限制装置,包括壳体,所述壳体下部的周侧均布有四个支脚,所述壳体的底部设置有残渣出口,所述壳体的顶部设置有顶管,所述顶管的顶部固定安装有冷凝器,所述壳体一侧的上部开设有回流液出口,所述壳体一侧的下部开设有回流液入口,所述回流液出口的一端螺栓固定有控制阀,所述控制阀的一端螺栓固定有导汽管道,所述壳体的一端设置有加料口,所述壳体的内部焊接固定有第一导流罩,所述第一导流罩的顶部焊接连接有蒸汽出口,所述第一导流罩底部的一侧焊接连接有储液槽。A reflux restricting device of a distillation column, comprising a shell, four legs are evenly distributed on the peripheral side of the lower part of the shell, a residue outlet is arranged at the bottom of the shell, and a top pipe is arranged at the top of the shell, so the The top of the top pipe is fixedly installed with a condenser, the upper part of one side of the shell is provided with a reflux liquid outlet, the lower part of one side of the shell is provided with a reflux liquid inlet, and one end of the reflux liquid outlet is bolted with a control device. One end of the control valve is bolted with a steam guide pipe, one end of the casing is provided with a feeding port, and the inside of the casing is welded and fixed with a first shroud, and the top of the first shroud is A steam outlet is welded and connected, and a liquid storage tank is welded and connected to one side of the bottom of the first shroud.

优选的,所述控制阀包括连接阀、密封板、固定架、安装板、螺纹套、手轮、螺杆、连接杆、指针板、密封圈和流量控制块,所述连接阀中部的顶端固定安装有密封板,所述密封板的顶部固定安装有固定架,所述固定架的顶部焊接固定有安装板,所述安装板的中部套接固定有螺纹套,所述螺纹套的内部螺纹连接有螺杆,所述螺杆的顶部固定安装有手轮,所述螺杆的顶部固定安装有连接杆,所述连接杆的上部固定安装有指针板,所述指针板的中部套接固定有密封圈,所述指针板的底部固定安装有流量控制块。Preferably, the control valve includes a connecting valve, a sealing plate, a fixing frame, a mounting plate, a threaded sleeve, a handwheel, a screw, a connecting rod, a pointer plate, a sealing ring and a flow control block, and the top of the middle part of the connecting valve is fixedly installed There is a sealing plate, a fixing frame is fixedly installed on the top of the sealing plate, a mounting plate is welded and fixed on the top of the fixing frame, a threaded sleeve is sleeved and fixed in the middle of the installation plate, and the inner threaded connection of the threaded sleeve is A screw, a hand wheel is fixedly installed on the top of the screw, a connecting rod is fixedly installed on the top of the screw, a pointer board is fixedly installed on the upper part of the connecting rod, and a sealing ring is sleeved and fixed in the middle of the pointer board, so The bottom of the pointer plate is fixedly installed with a flow control block.

优选的,所述冷凝器包括出液口、罐体、固定板、第二导流罩、安装架和冷凝管,所述罐体的底部设置有出液口,所述罐体 的内部焊接固定有固定板,所述固定板的中部焊接固定有第二导流罩,所述固定板的上表面固定安装有四个安装架,两个所述安装架之间固定安装有冷凝管。Preferably, the condenser includes a liquid outlet, a tank body, a fixing plate, a second shroud, a mounting frame and a condensation pipe, a liquid outlet is provided at the bottom of the tank body, and the interior of the tank body is welded and fixed There is a fixing plate, the middle of the fixing plate is welded and fixed with a second shroud, four mounting brackets are fixedly installed on the upper surface of the fixing plate, and a condensation pipe is fixedly installed between the two mounting brackets.

优选的,所述固定板的中部开设有孔,所述孔的直径与第二导流罩的上口直径相等。Preferably, a hole is provided in the middle of the fixing plate, and the diameter of the hole is equal to the diameter of the upper opening of the second air duct.

优选的,所述固定板的两端与罐体的内壁完全贴合,所述固定板与罐体 通过焊接连接。Preferably, both ends of the fixing plate are completely attached to the inner wall of the tank body, and the fixing plate and the tank body are connected by welding.

优选的,所述出液口的外侧焊接固定有法兰盘。Preferably, the outer side of the liquid outlet is welded and fixed with a flange.

优选的,所述螺杆的顶部开设有螺纹孔,所述手轮与螺杆通过螺钉固定连接。Preferably, the top of the screw rod is provided with a threaded hole, and the handwheel and the screw rod are fixedly connected by screws.

优选的,所述固定架的内侧设置有刻度尺。Preferably, the inner side of the fixing frame is provided with a scale.

优选的,所述蒸汽出口的直径与第二导流罩的下口直径大小相等。Preferably, the diameter of the steam outlet is equal to the diameter of the lower opening of the second shroud.

与现有技术相比,本发明的有益效果是:Compared with the prior art, the beneficial effects of the present invention are:

(1)本发明通过对壳体内部的原料加热,在一定压力下,当加热到某一温度时,液体开始汽化,生成的蒸汽通过第一导流罩、蒸汽出口与第二导流罩进入罐体的内部,通过冷凝管的冷却生成液体凝结到罐体的底部,沿第二导流罩的外表面流入到第一导流罩,进而在储液槽内部进行收集,使得回流液沿管壁自然回流,大大方便了回流液的收集。(1) The present invention heats the raw material inside the shell. Under a certain pressure, when heated to a certain temperature, the liquid begins to vaporize, and the generated steam enters through the first shroud, the steam outlet and the second shroud. Inside the tank, the liquid generated by the cooling of the condenser tube condenses to the bottom of the tank, flows into the first shroud along the outer surface of the second shroud, and then collects in the liquid storage tank, so that the reflux liquid flows along the pipe. The wall is naturally backflowed, which greatly facilitates the collection of the backflow liquid.

(2)本发明通过转动手轮使得螺杆上下运动,进而使得螺杆带动连接杆上下运动,同时连接杆带动流量控制块运动,通过流量控制块对流过连接阀的液体进行控制,使得装置能够根据蒸馏的速度对回流流量进行调节,进而对回流比进行有效控制,提高单离产品的质量。(2) The present invention makes the screw move up and down by turning the handwheel, so that the screw drives the connecting rod to move up and down, and the connecting rod drives the flow control block to move, and the flow control block controls the liquid flowing through the connecting valve, so that the device can be distilled according to the distillation process. It can adjust the reflux flow at the same speed, and then effectively control the reflux ratio and improve the quality of the isolated product.

附图说明Description of drawings

图1为本发明整体结构的示意图;Fig. 1 is the schematic diagram of the overall structure of the present invention;

图2为本发明整体的轴侧视图;Fig. 2 is the axial side view of the whole of the present invention;

图3为本发明蒸馏塔的剖视图;Fig. 3 is the sectional view of the distillation column of the present invention;

图4为本发明控制阀的剖视图;Fig. 4 is the sectional view of the control valve of the present invention;

图5为本发明控制阀的结构示意图;Fig. 5 is the structural schematic diagram of the control valve of the present invention;

图6为本发明冷凝器的剖视图;Fig. 6 is the sectional view of the condenser of the present invention;

图7为本发明冷凝器的结构示意图。FIG. 7 is a schematic structural diagram of the condenser of the present invention.

图中:1、壳体;2、支脚;3、残渣出口;4、顶管;5、冷凝器;6、回流液出口;7、回流液入口;8、控制阀;9、导汽管道;10、加料口;11、蒸汽出口;12、第一导流罩;13、储液槽;14、连接阀;15、密封板;16、固定架;17、安装板;18、螺纹套;19、手轮;20、螺杆;21、连接杆;22、指针板;23、密封圈;24、流量控制块;25、出液口;26、罐体;27、固定板;28、第二导流罩;29、安装架;30、冷凝管。In the figure: 1. Shell; 2. Legs; 3. Residue outlet; 4. Jack pipe; 5. Condenser; 6. Reflux outlet; 7. Reflux inlet; 8. Control valve; 9. Steam conduit; 10. Feeding port; 11. Steam outlet; 12. First shroud; 13. Liquid storage tank; 14. Connecting valve; 15. Sealing plate; 16. Fixing frame; 17. Mounting plate; 18. Threaded sleeve; 19 , hand wheel; 20, screw; 21, connecting rod; 22, pointer plate; 23, sealing ring; 24, flow control block; 25, liquid outlet; 26, tank body; 27, fixed plate; 28, second guide Flow hood; 29. Mounting frame; 30. Condenser pipe.

具体实施方式Detailed ways

下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

在本发明的描述中,需要理解的是,术语“上”、“下”、“前”、“后”、“左”、“右”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

参照图1-7,一种蒸馏塔回流限制装置,包括壳体1,壳体1下部的周侧均布有四个支脚2,壳体1的底部设置有残渣出口3,壳体1的顶部设置有顶管4,顶管4的顶部固定安装有冷凝器5,壳体1一侧的上部开设有回流液出口6,壳体1一侧的下部开设有回流液入口7,回流液出口6的一端螺栓固定有控制阀8,控制阀8的一端螺栓固定有导汽管道9,壳体1的一端设置有加料口10,壳体1的内部焊接固定有第一导流罩12,第一导流罩12的顶部焊接连接有蒸汽出口11,第一导流罩12底部的一侧焊接连接有储液槽13;Referring to Figures 1-7, a distillation column reflux restriction device includes a shell 1, four legs 2 are evenly distributed on the peripheral side of the lower part of the shell 1, the bottom of the shell 1 is provided with a residue outlet 3, and the top of the shell 1 is provided with a residue outlet 3. A top pipe 4 is provided, the top of the top pipe 4 is fixedly installed with a condenser 5, the upper part of one side of the shell 1 is provided with a reflux liquid outlet 6, the lower part of one side of the shell 1 is provided with a reflux liquid inlet 7, and a reflux liquid outlet 6 A control valve 8 is bolted to one end of the control valve 8, a steam guide pipe 9 is bolted to one end of the control valve 8, a feeding port 10 is provided at one end of the casing 1, and a first guide cover 12 is welded and fixed inside the casing 1. A steam outlet 11 is welded and connected to the top of the shroud 12, and a liquid storage tank 13 is welded to one side of the bottom of the first shroud 12;

控制阀8包括连接阀14、密封板15、固定架16、安装板17、螺纹套18、手轮19、螺杆20、连接杆21、指针板22、密封圈23和流量控制块24,连接阀14中部的顶端固定安装有密封板15,密封板15的顶部固定安装有固定架16,固定架16的顶部焊接固定有安装板17,安装板17的中部套接固定有螺纹套18,螺纹套18的内部螺纹连接有螺杆20,螺杆20的顶部开设有螺纹孔,手轮19与螺杆20通过螺钉固定连接,使得手轮19与螺杆20连接为一体,螺杆20的顶部固定安装有手轮19,螺杆20的顶部固定安装有连接杆21,连接杆21的上部固定安装有指针板22,固定架16的内侧设置有刻度尺,方便观察指针板22的移动位置,指针板22的中部套接固定有密封圈23,指针板22的底部固定安装有流量控制块24;Control valve 8 includes connecting valve 14, sealing plate 15, fixing frame 16, mounting plate 17, threaded sleeve 18, hand wheel 19, screw 20, connecting rod 21, pointer plate 22, sealing ring 23 and flow control block 24, connecting valve The top of the middle part of 14 is fixedly installed with a sealing plate 15, the top of the sealing plate 15 is fixedly installed with a fixing frame 16, the top of the fixing frame 16 is welded and fixed with a mounting plate 17, and a threaded sleeve 18 is fixed in the middle of the installation plate 17. The screw 20 is threadedly connected to the inside of the screw 18, and the top of the screw 20 is provided with a threaded hole. The handwheel 19 and the screw 20 are fixedly connected by screws, so that the handwheel 19 and the screw 20 are connected as a whole, and the top of the screw 20 is fixedly installed with the handwheel 19. , the top of the screw 20 is fixedly installed with a connecting rod 21, the upper part of the connecting rod 21 is fixedly installed with a pointer plate 22, and the inner side of the fixing frame 16 is provided with a scale, which is convenient to observe the moving position of the pointer board 22. The middle of the pointer board 22 is sleeved A sealing ring 23 is fixed, and a flow control block 24 is fixedly installed on the bottom of the pointer plate 22;

冷凝器5包括出液口25、罐体26、固定板27、第二导流罩28、安装架29和冷凝管30,罐体26的底部设置有出液口25,出液口25的外侧焊接固定有法兰盘,方便出液口25与顶管4通过螺栓连接,罐体26 的内部焊接固定有固定板27,固定板27的两端与罐体26的内壁完全贴合,固定板27与罐体26 通过焊接连接,固定板27的中部焊接固定有第二导流罩28,固定板27的中部开设有孔,孔的直径与第二导流罩28的上口直径相等,使得蒸汽第二导流罩28能够焊接到孔的外侧,蒸汽出口11的直径与第二导流罩28的下口直径大小相等,使得蒸汽通过蒸汽出口11与第二导流罩28进入罐体26的内部,固定板27的上表面固定安装有四个安装架29,两个安装架29之间固定安装有冷凝管30。The condenser 5 includes a liquid outlet 25, a tank body 26, a fixing plate 27, a second shroud 28, a mounting bracket 29 and a condenser pipe 30. The bottom of the tank body 26 is provided with a liquid outlet 25, and the outer side of the liquid outlet 25 is provided. The flange plate is welded and fixed, so that the liquid outlet 25 and the jacking pipe 4 are connected by bolts. The inner part of the tank body 26 is welded and fixed with a fixed plate 27. The two ends of the fixed plate 27 are completely attached to the inner wall of the tank body 26. 27 and the tank 26 are connected by welding, the middle of the fixing plate 27 is welded and fixed with a second shroud 28, and the middle of the fixing plate 27 is provided with a hole, and the diameter of the hole is equal to the diameter of the upper opening of the second shroud 28, so that The second steam shroud 28 can be welded to the outside of the hole, and the diameter of the steam outlet 11 is equal to the diameter of the lower opening of the second shroud 28, so that the steam enters the tank 26 through the steam outlet 11 and the second shroud 28 Inside, four mounting brackets 29 are fixedly installed on the upper surface of the fixing plate 27 , and a condenser tube 30 is fixedly installed between the two mounting brackets 29 .

工作原理:working principle:

本发明中,使用者使用该装置时,打开加料口10加入原料,通过对壳体1内部的原料加热,在一定压力下,当加热到某一温度时,液体开始汽化,生成的蒸汽通过第一导流罩12、蒸汽出口11与第二导流罩28进入罐体26的内部,通过冷凝管30的冷却生成液体凝结到罐体26的底部,沿第二导流罩28的外表面流入到第一导流罩12,进而在储液槽13内部进行收集,冷凝液通过回流液出口6进入连接阀14,转动手轮19使得螺杆20上下运动,进而使得螺杆20带动连接杆21上下运动,同时连接杆21带动流量控制块24运动,通过流量控制块24对流过连接阀14的液体进行控制。In the present invention, when the user uses the device, the user opens the feeding port 10 to add raw materials, and by heating the raw materials inside the shell 1, under a certain pressure, when heated to a certain temperature, the liquid begins to vaporize, and the generated steam passes through the first A shroud 12 , the steam outlet 11 and the second shroud 28 enter the interior of the tank body 26 , and the liquid generated by the cooling of the condenser pipe 30 condenses to the bottom of the tank body 26 , and flows into the outer surface of the second shroud 28 . The condensate enters the connecting valve 14 through the reflux liquid outlet 6, and the handwheel 19 is rotated to make the screw 20 move up and down, so that the screw 20 drives the connecting rod 21 to move up and down At the same time, the connecting rod 21 drives the flow control block 24 to move, and the liquid flowing through the connecting valve 14 is controlled by the flow control block 24 .

以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

需要说明的是,在本文中,诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来,而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者设备所固有的要素。It should be noted that, in this document, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Claims (9)

1.一种蒸馏塔回流限制装置,包括壳体(1),其特征在于,所述壳体(1)下部的周侧均布有四个支脚(2),所述壳体(1)的底部设置有残渣出口(3),所述壳体(1)的顶部设置有顶管(4),所述顶管(4)的顶部固定安装有冷凝器(5),所述壳体(1)一侧的上部开设有回流液出口(6),所述壳体(1)一侧的下部开设有回流液入口(7),所述回流液出口(6)的一端螺栓固定有控制阀(8),所述控制阀(8)的一端螺栓固定有导汽管道(9),所述壳体(1)的一端设置有加料口(10),所述壳体(1)的内部焊接固定有第一导流罩(12),所述第一导流罩(12)的顶部焊接连接有蒸汽出口(11),所述第一导流罩(12)底部的一侧焊接连接有储液槽(13)。1. A distillation column reflux restriction device, comprising a shell (1), characterized in that the peripheral side of the lower part of the shell (1) is evenly distributed with four legs (2), and the A residue outlet (3) is provided at the bottom, a top pipe (4) is provided on the top of the casing (1), and a condenser (5) is fixedly installed on the top of the top pipe (4). The upper part of one side of the casing (1) is provided with a backflow outlet (6), the lower part of one side of the casing (1) is provided with a backflow inlet (7), and one end of the backflow outlet (6) is bolted with a control valve ( 8), one end of the control valve (8) is bolted with a steam guide pipe (9), one end of the casing (1) is provided with a feeding port (10), and the interior of the casing (1) is fixed by welding There is a first shroud (12), the top of the first shroud (12) is connected with a steam outlet (11) by welding, and one side of the bottom of the first shroud (12) is welded and connected with a liquid storage slot (13). 2.根据权利要求1所述的一种蒸馏塔回流限制装置,其特征在于,所述控制阀(8)包括连接阀(14)、密封板(15)、固定架(16)、安装板(17)、螺纹套(18)、手轮(19)、螺杆(20)、连接杆(21)、指针板(22)、密封圈(23)和流量控制块(24),所述连接阀(14)中部的顶端固定安装有密封板(15),所述密封板(15)的顶部固定安装有固定架(16),所述固定架(16)的顶部焊接固定有安装板(17),所述安装板(17)的中部套接固定有螺纹套(18),所述螺纹套(18)的内部螺纹连接有螺杆(20),所述螺杆(20)的顶部固定安装有手轮(19),所述螺杆(20)的顶部固定安装有连接杆(21),所述连接杆(21)的上部固定安装有指针板(22),所述指针板(22)的中部套接固定有密封圈(23),所述指针板(22)的底部固定安装有流量控制块(24)。2. A distillation column reflux restriction device according to claim 1, characterized in that, the control valve (8) comprises a connecting valve (14), a sealing plate (15), a fixing frame (16), a mounting plate ( 17), threaded sleeve (18), hand wheel (19), screw (20), connecting rod (21), pointer plate (22), sealing ring (23) and flow control block (24), the connecting valve ( 14) A sealing plate (15) is fixedly installed on the top of the middle part, a fixing frame (16) is fixedly installed on the top of the sealing plate (15), and a mounting plate (17) is fixed on the top of the fixing frame (16) by welding, A threaded sleeve (18) is sleeved and fixed in the middle of the mounting plate (17), a screw (20) is threadedly connected to the inside of the threaded sleeve (18), and a handwheel (20) is fixedly installed on the top of the screw (20). 19), a connecting rod (21) is fixedly installed on the top of the screw rod (20), a pointer board (22) is fixedly installed on the upper part of the connecting rod (21), and the middle part of the pointer board (22) is fixedly socketed and fixed There is a sealing ring (23), and a flow control block (24) is fixedly installed at the bottom of the pointer plate (22). 3.根据权利要求1所述的一种蒸馏塔回流限制装置,其特征在于,所述冷凝器(5)包括出液口(25)、罐体(26)、固定板(27)、第二导流罩(28)、安装架(29)和冷凝管(30),所述罐体(26)的底部设置有出液口(25),所述罐体(26)的内部焊接固定有固定板(27),所述固定板(27)的中部焊接固定有第二导流罩(28),所述固定板(27)的上表面固定安装有四个安装架(29),两个所述安装架(29)之间固定安装有冷凝管(30)。3. A distillation column reflux restriction device according to claim 1, wherein the condenser (5) comprises a liquid outlet (25), a tank (26), a fixed plate (27), a second The shroud (28), the mounting bracket (29) and the condensation pipe (30), the bottom of the tank body (26) is provided with a liquid outlet (25), and the interior of the tank body (26) is welded and fixed with a fixed plate (27), the middle of the fixing plate (27) is welded and fixed with a second shroud (28), the upper surface of the fixing plate (27) is fixedly installed with four mounting brackets (29), two of which are A condenser pipe (30) is fixedly installed between the mounting brackets (29). 4.根据权利要求3所述的一种蒸馏塔回流限制装置,其特征在于,所述固定板(27)的中部开设有孔,所述孔的直径与第二导流罩(28)的上口直径相等。4. A distillation column reflux restriction device according to claim 3, characterized in that, a hole is opened in the middle of the fixed plate (27), and the diameter of the hole is the same as that of the upper part of the second guide cover (28). Mouth diameters are equal. 5.根据权利要求3所述的一种蒸馏塔回流限制装置,其特征在于,所述固定板(27)的两端与罐体(26)的内壁完全贴合,所述固定板(27)与罐体(26)通过焊接连接。5. A distillation column reflux restriction device according to claim 3, characterized in that, both ends of the fixed plate (27) are completely fitted with the inner wall of the tank (26), and the fixed plate (27) It is connected with the tank body (26) by welding. 6.根据权利要求3所述的一种蒸馏塔回流限制装置,其特征在于,所述出液口(25)的外侧焊接固定有法兰盘。6 . The reflux restricting device of a distillation column according to claim 3 , wherein a flange plate is welded and fixed on the outer side of the liquid outlet ( 25 ). 7 . 7.根据权利要求2所述的一种蒸馏塔回流限制装置,其特征在于,所述螺杆(20)的顶部开设有螺纹孔,所述手轮(19)与螺杆(20)通过螺钉固定连接。7. A distillation column reflux restriction device according to claim 2, characterized in that, a threaded hole is provided at the top of the screw (20), and the handwheel (19) and the screw (20) are fixedly connected by screws . 8.根据权利要求2所述的一种蒸馏塔回流限制装置,其特征在于,所述固定架(16)的内侧设置有刻度尺。8 . The reflux restricting device of a distillation column according to claim 2 , wherein a scale is arranged on the inner side of the fixing frame ( 16 ). 9 . 9.根据权利要求3所述的一种蒸馏塔回流限制装置,其特征在于,所述蒸汽出口(11)的直径与第二导流罩(28)的下口直径大小相等。9 . The reflux restricting device of a distillation column according to claim 3 , wherein the diameter of the steam outlet ( 11 ) is equal to the diameter of the lower opening of the second guide hood ( 28 ). 10 .
CN201922237866.5U 2019-12-13 2019-12-13 Distillation column backflow limiting device Expired - Fee Related CN211462138U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112973170A (en) * 2019-12-13 2021-06-18 江苏民生特种设备集团有限公司 Distillation column backflow limiting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112973170A (en) * 2019-12-13 2021-06-18 江苏民生特种设备集团有限公司 Distillation column backflow limiting device

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