CN220900380U

CN220900380U - Fungus cap assembly

Info

Publication number: CN220900380U
Application number: CN202420711843.1U
Authority: CN
Inventors: 方华东; 刘金帆; 李林; 常佳伟; 陈学峰; 张沫; 李黎峰; 刘乾; 赖鹏豪; 曹宝刚; 王右磊; 石明学
Original assignee: China Tianchen Engineering Corp
Current assignee: China Tianchen Engineering Corp
Priority date: 2024-04-09
Filing date: 2024-04-09
Publication date: 2024-05-07
Anticipated expiration: 2034-04-09

Abstract

The utility model discloses a fungus cap assembly, and belongs to the technical field of sodium carbonate production; comprises a cap and a lower disc arranged at the lower part of the cap; the cap and the lower disc are conical walls with hollow structures, the top point of the cap faces upwards, and the top point of the lower disc faces downwards; the outer side of the upper end of the lower disc conical wall is fixedly connected with the inner wall of the carbonization tower, a through hole is formed in the center of the lower disc conical wall, a plurality of through holes are formed in the periphery of the through hole, the number of the through holes is N, and N is a natural number and is smaller than or equal to 16; the cap and the lower disc are connected through a connecting piece, the distance between the horizontal plane where the edge of the cap is located and the horizontal plane where the edge of the lower disc is located is 50-200 mm, the included angle between the side wall surface of the cap and the horizontal plane is 3-20 degrees, and the included angle between the side wall surface of the lower disc and the horizontal plane is 3-20 degrees. The utility model has the advantages that: the gas-liquid phase circulation channel is increased, the occurrence of local supersaturation phenomenon is reduced, the accumulation of crystals on the fungus caps is reduced by setting the inclined angle, and the blockage is reduced.

Description

Fungus cap assembly

Technical Field

The utility model belongs to the technical field of soda production, and particularly relates to a fungus cap assembly.

Background

The carbonization tower is the main equipment in the carbonization process of soda ash production, and comprises the processes of absorption, crystallization, cooling and the like; the fungus cap column plate is widely applied to plate type column equipment in the industries of chemical industry, petroleum, pharmacy and the like, and is used as a special column plate structure, so that a tortuous channel is provided for fluid in a column, the reaction time is prolonged, the mass transfer efficiency is improved, and the absorption and reaction processes are promoted.

In the carbonization process, crystals are easily accumulated on the inner wall and the tower plates of the carbonization tower, the crystals are accumulated to occupy the reaction space, the tower plates are blocked, the distribution of reactants in the reactor becomes uneven, local supersaturation or deficiency is caused, the reaction process and the quality of products are further influenced, the carbonization tower is seriously blocked, and the normal production flow is influenced.

Therefore, a cap assembly needs to be studied to solve the above problems.

Disclosure of utility model

The utility model aims to meet the actual demands, and provides a fungus cap assembly which reduces the possibility of crystal accumulation, improves the running stability of equipment, improves the reaction efficiency, reduces the maintenance and replacement frequency of the equipment and prolongs the service life of the equipment.

In order to achieve the above object, the present utility model provides a fungus cap assembly, which is fixed on the inner wall of a carbonization tower, and comprises a cap and a bottom plate arranged at the lower part of the cap; wherein: the cap and the lower disc are conical walls with hollow structures, the conical peak of the cap faces upwards, and the conical peak of the lower disc faces downwards; the outer side of the upper end of the lower disc conical wall is fixedly connected with the inner wall of the carbonization tower, a through hole is formed in the center of the lower disc conical wall, N through holes are formed in the periphery of the through hole, and N is a natural number not greater than 16; the cap and the lower disc are connected through a connecting piece, the distance between the horizontal plane where the edge of the cap is located and the horizontal plane where the edge of the lower disc is located is 50-200 mm, the included angle between the side wall surface of the cap and the horizontal plane is 3-20 degrees, and the included angle between the side wall surface of the lower disc and the horizontal plane is 3-20 degrees.

In the scheme of the fungus cap assembly, the lower disc is fixed on the inner wall of the tower through the angle steel ring.

In the scheme of the fungus cap assembly, the inner side of the angle steel ring is provided with the rib plate.

In the scheme of the fungus cap assembly, the included angle between the side wall surface of the cap and the horizontal plane is 5-16 degrees.

In the scheme of the fungus cap assembly, the included angle between the side wall surface of the lower disc and the horizontal plane is 5-16 degrees.

In the above-mentioned fungus cap assembly, the through hole is a round hole or an elliptical hole or a triangular hole or a rectangular hole.

In the scheme of the fungus cap assembly, the connecting piece is a rib plate.

In the above-mentioned fungus cap assembly, the edge of the cap is provided with a serrated edge portion.

The edge of the cap is provided with a serrated edge part, so that the gas can be divided into tiny bubbles, and the contact area of the gas phase and the liquid phase can be increased.

In the scheme of the fungus cap assembly, a fixed angle is formed between the edge part and the cap. In the scheme of the fungus cap assembly, the edge of the through hole is saw-tooth-shaped.

The application has the advantages and positive effects that:

Based on the technical scheme, the included angle between the cap and the inclined part of the lower disc is 3-20 degrees, so that crystallization accumulation caused by too small included angle and too high height of the fungus caps caused by too large included angle can be effectively prevented, and the situation that enough fungus caps cannot be distributed in the tower body is avoided; through holes are formed in the middle of the lower disc, through holes in different directions are formed in the periphery of the through holes, so that gas can be uniformly dispersed after passing through the through holes and the through holes from bottom to top, and gas-liquid full contact reaction can be facilitated; the distance between the cap and the bottom wall is set to reserve enough space for gas-liquid contact and reaction.

In conclusion, the structure of the application prolongs the gas-liquid flow path, ensures complete gas-liquid reaction, simultaneously reduces the possibility of crystal accumulation as much as possible through different arrangement of different structural parameters, improves the running stability of the equipment, reduces the maintenance and replacement frequency of the equipment, and prolongs the service life of the equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a cap assembly according to an embodiment of the present utility model;

FIG. 2 is a top view of a cap assembly according to an embodiment of the present utility model;

Fig. 3 is a schematic partial structure of a positional relationship between an edge portion and a cap according to an embodiment of the present utility model.

In the figure, 1, a cap; 2. a lower plate; 3. an angle steel ring; 4. a through hole; 5. a through hole; 6. a connecting piece; 7. an edge portion.

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.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

All numerical designations such as temperature, length, flow, including range, are approximations. It is to be understood that the term "about" is not always preceded by the explicit recitation of all numerical designations.

In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.

Please refer to fig. 1 and 3;

First embodiment

The utility model provides a fungus cap assembly, which comprises a cap 1 and a lower disc 2 arranged at the lower part of the cap 1.

The cap 1 and the lower disc 2 are conical walls with hollow structures, the conical top of the cap 1 faces upwards, and the conical top of the lower disc 2 faces downwards; the liquid phase flows along the cap 1 into the space between the cap 1 and the lower disc 2; the outer side of the upper end of the conical wall of the lower disc 2 is fixedly connected with the inner wall of the carbonization tower.

The center of the conical wall of the lower disc 2 is provided with a through hole 4, so that gas phase and liquid phase can pass through conveniently, and the through hole 4 can be a round hole, an elliptical hole, a rectangular hole, a triangular hole, other polygonal holes or holes with irregular shapes, and is not particularly limited; the edges of the through holes 4 can be saw-toothed, so that the gas is further crushed, and the reaction area is increased.

A plurality of through holes 5 are arranged around the through holes 4, and the number of the through holes 5 is 0-16, if no through holes 5 are arranged, or 8 or 16 through holes 5 are arranged; similarly, the through holes 5 can be round holes or elliptical holes or triangular holes or rectangular holes or other polygonal holes and irregularly-shaped holes, as shown in fig. 2, and the through holes are not particularly limited herein, so that the actual production needs can be met; the setting of lower wall 2 for gas passes through from the hole of lower wall 2 different positions, and gas distribution is even steady, and gas-liquid contact is abundant, and the crystal is not piled up on the lower wall, is difficult for blockking up.

The cap 1 and the lower disc 2 are connected through the connecting piece 6, the distance between the horizontal plane of the edge of the cap 1 and the horizontal plane of the edge of the lower disc 2 is 50 mm-200 mm, such as 50mm or 150mm or 200mm, a certain interval is reserved, so that gas can rotate and diffuse in the space between the cap 1 and the lower disc 2, enough space is reserved for gas-liquid contact and reaction, and the gas-liquid contact area and mass transfer efficiency are improved; the interval cannot be too large, so that the fungus caps can effectively prevent liquid from splashing, and stable reaction in the device is ensured; the space cannot be too small, and enough space needs to be reserved to increase the gas-liquid contact area and the contact time.

The included angle between the side wall surface of the cap 1 and the horizontal plane is 3-20 degrees, such as 3-10 degrees or 20 degrees, so that crystals on the upper surface of the fungus cap can be effectively prevented from accumulating, if the included angle is smaller, the crystals accumulate on the cap in a large quantity, and if the included angle is too large, the gas phase can accumulate between the cap 1 and the lower disc in a large quantity, so that gas-liquid mass transfer and structural stability are affected; the included angle between the side wall surface of the lower disc and the horizontal plane is 3-20 degrees, such as 3 degrees, 10 degrees or 20 degrees, and the included angle cannot be too large or too small.

In summary, the structure of the application ensures complete gas-liquid reaction and reduces the occurrence of local supersaturation phenomenon, thereby reducing the generation rate of crystals, and reducing the possibility of crystal accumulation as much as possible through different settings of parameters of different structures.

Second embodiment

Based on the content of the first embodiment, preferably, the edge of the cap 1 is provided with a serrated edge portion 7, and a fixed angle can be formed between the edge portion 7 and the cap 1, and the fixed angle can be flush or form a certain included angle; as shown in fig. 3, the serrated edge portions 7 are formed by bending caps or by welding, etc., not particularly limited herein, and are designed to break up the gas into more and smaller bubbles when passing between teeth, thereby increasing the dispersion thereof and increasing the area of the interfacial surface.

Third embodiment

Based on the foregoing embodiment, preferably, the lower disc is fixed on the inner wall of the tower through the angle steel ring 3, the outer side of the upper end of the conical wall is provided with the angle steel ring 3 for connecting the inner wall of the carbonization tower, and the inner side of the angle steel ring 3 is provided with the rib plate, so that the stability of the lower disc 2 is improved, and the stability of the production process is improved.

Fourth embodiment

Based on the foregoing embodiment, the connecting member 6 may preferably be a rib plate, and a plurality of rib plates are provided, so as to avoid unstable connection of the cap 1 and influence the stability and continuity of production.

Fifth embodiment

Based on the foregoing embodiments, the angle between the inclined portions of the cap 1 and the lower plate 2 is preferably in the range of 5 ° to 16 °, and the accumulation of crystals due to too small an angle and the accumulation of gas phase between the cap and the lower plate due to too large an angle can be more effectively prevented in practical production.

Sixth embodiment

Based on the foregoing of the embodiments, the flow path of the liquid phase in the carbonization tower is: the liquid phase flows into a reserved space between the fungus cap and the lower disc along the upper surface of the fungus cap, and flows out along the through holes and the penetrating holes on the lower disc, so that the liquid phase falls to the next layer; the gas phase path and the liquid phase path in the carbonization tower are opposite, and the arrangement of the application prolongs the flow paths of the gas phase and the liquid phase, so that the gas phase and the liquid phase are fully contacted and fully reacted in the space between the cap and the bottom wall.

Based on the device, a larger gas-liquid contact area and a longer reaction channel are provided for the reaction.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims

1. The fungus cap assembly is fixed on the inner wall of the carbonization tower and is characterized by comprising a cap (1) and a lower disc (2) arranged at the lower part of the cap (1); wherein:

The cap (1) and the lower disc (2) are conical walls with hollow structures, the conical top point of the cap (1) faces upwards, and the conical top point of the lower disc (2) faces downwards;

The outer side of the upper end of the conical wall of the lower disc (2) is fixedly connected with the inner wall of the carbonization tower, a through hole (4) is formed in the center of the conical wall of the lower disc (2), N through holes (5) are formed in the periphery of the through hole (4), and N is a natural number not more than 16;

The cap (1) is connected with the lower disc (2) through a connecting piece (6), the distance between the horizontal plane where the edge of the cap (1) is located and the horizontal plane where the edge of the lower disc (2) is located is 50-200 mm, the included angle between the side wall surface of the cap (1) and the horizontal plane is 3-20 degrees, and the included angle between the side wall surface of the lower disc and the horizontal plane is 3-20 degrees.

2. The cap assembly according to claim 1, wherein the lower disc is fixed to the tower inner wall by means of angle steel rings (3).

3. The fungus cap assembly according to claim 2, wherein the inner side of the angle steel ring (3) is provided with a rib plate.

4. The cap assembly according to claim 1, wherein the angle between the side wall surface of the cap (1) and the horizontal plane is 5 ° to 16 °.

5. The cap assembly according to claim 1, wherein the angle between the side wall surface of the lower disc (2) and the horizontal plane is 5 ° to 16 °.

6. Cap assembly according to claim 1, wherein the through-going hole (5) is a circular hole or an oval hole or a triangular hole or a rectangular hole.

7. Cap assembly according to claim 1, wherein the connecting piece (6) is a web.

8. Cap assembly according to claim 1, wherein the edge of the cap (1) is provided with a serrated edge portion (7).

9. Cap assembly according to claim 8, wherein the rim portion (7) is at a fixed angle to the cap (1).

10. Cap assembly according to claim 1, wherein the edges of the through holes (4) are serrated.