CN215743339U - Liquid baffle with high structural strength and good gas circulation - Google Patents
Liquid baffle with high structural strength and good gas circulation Download PDFInfo
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- CN215743339U CN215743339U CN202022428494.7U CN202022428494U CN215743339U CN 215743339 U CN215743339 U CN 215743339U CN 202022428494 U CN202022428494 U CN 202022428494U CN 215743339 U CN215743339 U CN 215743339U
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Abstract
The utility model belongs to the petrochemical industry, and relates to a herringbone baffle structure for a tower, in particular to a liquid baffle plate with high structural strength and good gas circulation performance, which comprises a main beam and a liquid baffle plate group, wherein the main beam comprises a vertical plate, a plurality of side plates are fixed in the surfaces of two sides of the vertical plate at intervals, each side plate is vertical to the vertical plate, a plurality of through gas phase circulation holes are uniformly formed in the vertical plate at intervals, and each side plate is installed with the gas phase circulation holes in a staggered manner; the liquid baffle plate group is internally provided with two liquid baffle plates which are symmetrically arranged on two sides of the vertical plate, the liquid baffle plates are made into a slope structure, the higher end of the liquid baffle plates and the upper end of the vertical plate are integrally fixed, the lower side of the liquid baffle plates extends downwards along the side position of the vertical plate in an inclined mode, the end parts of the lower side of the liquid baffle plates are bent downwards along the longitudinal direction to form a self beam of the baffle plate, a plurality of reinforcing ribs are uniformly fixed in the bottom surface of each liquid baffle plate at intervals, and the plane where each reinforcing rib is located is perpendicular to the plane where the side surface of the vertical plate is located.
Description
Technical Field
The utility model belongs to the petrochemical industry, relates to a herringbone baffle structure for a tower, and particularly relates to a liquid baffle plate with high structural strength and good gas circulation.
Background
In the technical fields of equipment such as petrochemical industry, food, environmental protection and the like, a tower is an important equipment unit, and the tower is widely applied to various operation units such as distillation, absorption, fractionation, washing, extraction and the like.
In recent years, with the continuous development and innovation of tower technology, the technical requirements on the internal parts of the tower are stricter and stricter, particularly, the internal parts of the tower are easy to be aggregated, the materials with high atmospheric speed and high heat exchange quantity are treated, and the problems of internal part strength, heat exchange efficiency and blockage resistance in washing, rectification and fractionation are solved, wherein a herringbone baffle is one of important parts of the herringbone baffle, is radially arranged in the tower, is alternately arranged in the axial direction of the tower, is generally arranged at the bottom of the tower and is responsible for the cooling and washing functions, and can cool the reaction oil gas in a superheated state to a saturated state; on the other hand, the residual catalyst carried by reaction oil gas can be reduced, the tray blockage is prevented, and a plurality of technical problems, such as poor gas-liquid contact in the tower, can be caused while the existing tower equipment is large-sized. The strength and rigidity of the large-span tower internals at different positions and under different operating conditions are guaranteed. In the utility model patent, the herringbone baffle with the open pore and the arrangement mode in the tower are mentioned in the patent No. CN 101549213A. In the practical novel patent, only a herringbone baffle with an opening and a tower internal arrangement mode are introduced. The herringbone baffle with the holes can increase the contact area of gas and liquid, accelerate the liquid flow and reduce the retention time, but the patent does not relate to how to guarantee the uniform falling of the liquid, the conditions of large deformation and insufficient strength can be generated when the herringbone baffle is impacted by high gas velocity, high heat and large load in the actual operation process, the large deformation of the herringbone baffle can cause the bias flow or the inclined flow of the liquid and can also cause large influence on the retention time of the liquid, along with the continuous increase of the tower diameter, the span and the width of the herringbone baffle can also be increased, the strength and the rigidity of the baffle can be enhanced only by increasing the thickness of the herringbone baffle, and therefore, the research on the self-enhanced high-efficiency herringbone baffle is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the liquid baffle plate which has the advantages of simple structure, strong gas-liquid impact resistance, good gas circulation performance, high-efficiency mass and heat transfer, blockage resistance, long running period, high structural strength and good gas circulation.
The technical scheme adopted by the utility model is as follows:
the utility model provides a liquid baffle that structural strength height gas circulation nature is good, includes girder and liquid baffle group, its characterized in that: the main beam comprises a vertical plate, a plurality of side plates are fixed in the surfaces of two sides of the vertical plate at intervals, each side plate is vertical to the vertical plate, a plurality of through gas phase circulation holes are uniformly formed in the vertical plate at intervals, and each side plate is installed with the gas phase circulation holes in a staggered mode; the liquid baffle plate group is internally provided with two liquid baffle plates which are symmetrically arranged on two sides of the vertical plate, the liquid baffle plates are made into a slope structure, the higher end of the liquid baffle plates and the upper end of the vertical plate are integrally fixed, the lower end of the liquid baffle plates extends downwards along the side position of the vertical plate in an inclined manner, the end parts of the lower ends of the liquid baffle plates are bent downwards along the longitudinal direction to form a self beam of the baffle plate, a plurality of reinforcing ribs are uniformly fixed in the bottom surface of the liquid baffle plates at intervals, the plane where each reinforcing rib is located is vertical to the plane where the side surface of the vertical plate is located, the reinforcing ribs are matched with the slope of the slope type of the liquid baffle plates, the higher end of each reinforcing rib and the side plate made of the vertical plate are fixed, and the lower end of each reinforcing rib and the self beam of the baffle plate are fixed.
Furthermore, a main beam connecting plate is respectively installed at the front end and the rear end of the vertical plate of the main beam, one end of the main beam and one end of the main beam connecting plate are movably installed, and the other end of the main beam connecting plate is fixedly installed on the tower wall.
Furthermore, a side connecting plate is fixedly arranged at the end part of each reinforcing rib far away from the vertical plate, and the side connecting plate and the self beam of the baffle are integrally fixed.
Furthermore, the bending angle of the self beam of the baffle is controlled within the range of 95-170 degrees, the lower end part of the self beam of the baffle is made into a saw-toothed structure, and the self beam of the baffle can be connected with a grid plate.
Furthermore, the main beam adopts an I-shaped structure, namely transverse plates are respectively arranged at the upper end and the lower end of the vertical plate, the transverse plate at the upper end is made into a slope structure, and the height of the middle part of the main beam is higher than that of the outer edges at the two sides.
Furthermore, the I-shaped structure can adopt a multi-section splicing structure.
Furthermore, a plurality of through holes can be formed in the liquid baffle at uniform intervals.
The utility model has the advantages and positive effects that:
compared with the prior art in which the structures of the main beam and the liquid baffle plate group are respectively optimized, the gas circulation at the bottom of the liquid baffle plate is facilitated by the plurality of gas phase circulation holes formed in the vertical plate of the main beam, so that the gas phase distribution is more uniform. The reinforcing rib of the integrative installation in fender liquid board bottom supports the fender liquid board, and its both ends are fixed respectively girder riser and fender liquid board's baffle self roof beam for the atress of fender liquid board is stable even, effectively promotes fender liquid board atmospheric velocity, intensity and rigidity under the high heat gaseous phase load impact, also can effectively reduce the fender liquid board thickness simultaneously and then reduced manufacturing cost and the processing degree of difficulty of herringbone baffle.
In the utility model, the main beam connecting plate is used for connecting the main beam with the tower wall, the liquid baffle plate supports the slope structure to accelerate the flow of liquid, thereby avoiding the phenomena of liquid deflection, liquid dumping and liquid drying on the liquid baffle plate, shortening the retention time of the liquid on the liquid baffle plate, preventing coking and increasing the anti-blocking property of the liquid.
According to the utility model, the liquid baffle adopts an open pore structure according to specific use conditions, and a plurality of protruding tip structures are formed by matching with a zigzag structure made by the self beam of the baffle, so that the liquid baffle has the functions of coking prevention and blockage resistance. The flow guide of the liquid is facilitated, the liquid can be uniformly sprayed along the saw teeth or the fences on the lower edge of the beam of the baffle, the gas and the liquid can be uniformly distributed, the uniform contact of the gas and the liquid is facilitated, and the mass transfer efficiency and the processing capacity of the herringbone baffle are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic structural view of an embodiment of a liquid baffle group with a non-hole design;
FIG. 4 is a side view of FIG. 1;
FIG. 5 is a side view of FIG. 3;
FIG. 6 is a schematic structural view of the main beam;
FIG. 7 is a schematic structural view of a second embodiment of the main beam;
FIG. 8 is a schematic structural view of a third embodiment of the main beam;
fig. 9 is a schematic structural view of a fourth embodiment of the main beam.
Detailed Description
The present invention is further illustrated by the following examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the utility model.
The utility model discloses a liquid baffle plate with high structural strength and good gas circulation, which comprises a main beam and a liquid baffle plate group, and is characterized in that the main beam comprises a vertical plate 6, a plurality of side plates 7 are fixed in the surfaces of two sides of the vertical plate at intervals, each side plate is vertical to the vertical plate, a plurality of through gas phase circulation holes 8 are uniformly formed in the vertical plate at intervals, and each side plate is installed with the gas phase circulation holes in a staggered manner; the liquid baffle plate is characterized in that the liquid baffle plate group comprises two liquid baffle plates 2 which are symmetrically arranged on two sides of a vertical plate, the liquid baffle plates are made into a slope structure, the higher end of the liquid baffle plates and the upper end of the vertical plate are integrally fixed, the lower end of the liquid baffle plates extends downwards along the side position of the vertical plate in an inclined mode, the end parts of the lower ends of the liquid baffle plates are bent downwards to form a self beam of the baffle plate along the longitudinal direction, a plurality of reinforcing ribs 4 are uniformly fixed in the bottom surface of the liquid baffle plates at intervals, the plane where each reinforcing rib is located is perpendicular to the plane where the side surface of the vertical plate is located, the reinforcing ribs are matched with the slope of the slope type of the liquid baffle plates, the higher end of each reinforcing rib is fixed with a side plate made of the vertical plate, and the lower end of each reinforcing rib is fixed with the self beam of the baffle plate.
In the embodiment, on the premise that the strength and the rigidity of the girder are not affected, the vertical plate of the main girder is provided with gas circulation holes with the diameters of 10-500. And a main beam connecting plate 5 is respectively arranged at the front end and the rear end of the vertical plate, one end of the main beam and one end of the main beam connecting plate are movably arranged, and the other end of the main beam connecting plate is fixedly arranged with the tower wall.
In the embodiment, each reinforcing rib is welded at the bottom of the liquid baffle plate, and the specific distance can be determined according to the width and the length of the herringbone baffle plate. The reinforcing ribs can be flat steel, angle steel, channel steel and other profile steels. And the end parts, far away from the vertical plate, of the reinforcing ribs are fixedly provided with one side connecting plate 3, and the side connecting plate and the self beam of the baffle are integrally fixed.
In the embodiment, the bending angle of the self beam of the baffle can be controlled within the range of 95-170 degrees, the specific bending angle and the length of the self beam can be determined according to the actual situation, and the lower end part 9 is made into a zigzag structure. Set up little hole on self roof beam and do benefit to the gas circulation, wherein the shape of mesopore can be for circular, square, ellipse, polygon etc. and the size in hole can be set for and arrange according to the size of self roof beam height with arranging, and self roof beam edge also can set up the fence, can do benefit to the even rain form of liquid and drench.
In this embodiment, the main beam adopts a structure similar to an "i" shape, that is, a transverse plate is respectively formed at the upper end and the lower end of the vertical plate, the transverse plate at the upper end is formed into a slope-shaped structure, and the height of the middle part of the main beam is higher than the height of the outer edges at the two sides.
In the embodiment, the front end and the rear end of the self beam of the baffle of the liquid baffle are respectively and movably provided with a baffle connecting plate 1, the end part of the other side of the baffle connecting plate is welded and fixed with the tower wall, and a plurality of through holes can be uniformly formed in the liquid baffle at intervals.
In this embodiment, the tower wall is internally provided with support rings 10 and supports 11, the support rings are distributed on two sides of the tower wall, the middle parts of the support rings are arranged in a hollow manner, in the installation state, the support rings on the two sides are respectively fixed with the front end and the rear end of the liquid baffle group, the supports are respectively fixed on two sides of the tower wall, and in the installation state, the two supports are respectively fixed at the front end and the rear end of the main beam.
In this embodiment, the main beam may adopt an integrated i-shaped steel structure as shown in fig. 6, or a multi-component splicing structure as shown in fig. 7 to 9.
Compared with the prior art, the structure of the main beam and the liquid baffle plate group is respectively optimized, and the plurality of gas phase circulation holes formed in the vertical plate of the main beam are beneficial to gas circulation at the bottom of the liquid baffle plate, so that gas phase distribution is more uniform. The reinforcing rib of the integrative installation in fender liquid board bottom supports the fender liquid board, and its both ends are fixed the baffle self roof beam of girder riser and fender liquid board respectively for the atress of fender liquid board is stable even, effectively promotes fender liquid board big gas velocity, intensity and rigidity under the high heat gaseous phase load impact, also can effectively reduce the fender liquid board thickness simultaneously and then reduced manufacturing cost and the processing degree of difficulty of herringbone baffle.
In the utility model, the main beam connecting plate is used for connecting the main beam with the tower wall, the liquid baffle plate supports the slope structure to accelerate the flow of liquid, thereby avoiding the phenomena of liquid deflection, liquid dumping and liquid drying on the liquid baffle plate, shortening the retention time of the liquid on the liquid baffle plate, preventing coking and increasing the anti-blocking property of the liquid.
According to the utility model, the liquid baffle adopts an open pore structure according to specific use conditions, and a plurality of protruding tip structures are formed by matching with a zigzag structure made by the self beam of the baffle, so that the liquid baffle has the functions of coking prevention and blockage resistance. The flow guide of the liquid is facilitated, the liquid can be uniformly sprayed along the saw teeth or the fences on the lower edge of the beam of the baffle, the gas and the liquid can be uniformly distributed, the uniform contact of the gas and the liquid is facilitated, and the mass transfer efficiency and the processing capacity of the herringbone baffle are improved.
The liquid baffle with high structural strength and good gas circulation provided by the utility model has been described by the implementation examples, and it is obvious for the related technical personnel to change the structure and the equipment described herein or to change and combine the structure and the equipment appropriately to realize the technology of the utility model without departing from the content, the spirit and the scope of the utility model. It is expressly intended that all such similar substitutes and modifications apparent to those skilled in the art are deemed to be within the spirit, scope and content of the utility model.
Claims (7)
1. The utility model provides a liquid baffle that structural strength height gas circulation nature is good, includes girder and liquid baffle group, its characterized in that: the main beam comprises a vertical plate, a plurality of side plates are fixed in the surfaces of two sides of the vertical plate at intervals, each side plate is vertical to the vertical plate, a plurality of through gas phase circulation holes are uniformly formed in the vertical plate at intervals, and each side plate is installed with the gas phase circulation holes in a staggered mode; the liquid baffle plate group is internally provided with two liquid baffle plates which are symmetrically arranged on two sides of the vertical plate, the liquid baffle plates are made into a slope structure, the higher end of the liquid baffle plate is integrally fixed with the upper end of the vertical plate, the lower end of the liquid baffle plate extends downwards along the side position of the vertical plate in an inclined manner, the end part of the lower end of the liquid baffle plate is bent downwards along the longitudinal direction to form a self beam of the baffle plate, a plurality of reinforcing ribs are uniformly fixed in the bottom surface of the liquid baffle plate at intervals, the plane where each reinforcing rib is located is vertical to the plane where the side surface of the vertical plate is located, the reinforcing ribs are matched with the slope of the slope type of the liquid baffle plate, the higher end of the liquid baffle plate is fixed with the side plate made of the vertical plate, and the lower end of the liquid baffle plate is fixed with the self beam of the baffle plate.
2. The liquid baffle plate with high structural strength and good gas circulation according to claim 1, characterized in that: the front end and the rear end of the vertical plate of the main beam are respectively provided with a main beam connecting plate, one end of the main beam and one end of the main beam connecting plate are movably arranged, and the other end of the main beam connecting plate is fixedly arranged on the tower wall.
3. The liquid baffle plate with high structural strength and good gas circulation according to claim 1, characterized in that: and the end part of each reinforcing rib, which is far away from the vertical plate, is fixedly provided with a side connecting plate, and the side connecting plate and the self beam of the baffle are integrally fixed.
4. The liquid baffle plate with high structural strength and good gas circulation according to claim 3, wherein: the bending angle of the self beam of the baffle is controlled within the range of 95-170 degrees, the lower end part of the baffle is made into a saw-toothed structure, and the self beam of the baffle can be connected with a grid plate.
5. The liquid barrier with high structural strength and good gas circulation as claimed in claim 1, 2, 3 or 4, wherein: the main beam adopts an I-shaped structure, namely, transverse plates are respectively arranged at the upper end and the lower end of each vertical plate, the transverse plates at the upper ends are made into a slope-shaped structure, and the height of the middle part of each vertical plate is higher than that of the outer edges at the two sides.
6. The liquid baffle plate with high structural strength and good gas circulation according to claim 5, wherein: the I-shaped structure can adopt a multi-section splicing structure.
7. The liquid barrier with high structural strength and good gas circulation as claimed in claim 1, 2, 3 or 4, wherein: a plurality of through holes can be uniformly formed in the liquid baffle at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022428494.7U CN215743339U (en) | 2020-10-28 | 2020-10-28 | Liquid baffle with high structural strength and good gas circulation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022428494.7U CN215743339U (en) | 2020-10-28 | 2020-10-28 | Liquid baffle with high structural strength and good gas circulation |
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| Publication Number | Publication Date |
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| CN215743339U true CN215743339U (en) | 2022-02-08 |
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| CN202022428494.7U Active CN215743339U (en) | 2020-10-28 | 2020-10-28 | Liquid baffle with high structural strength and good gas circulation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112295533A (en) * | 2020-10-28 | 2021-02-02 | 北洋国家精馏技术工程发展有限公司 | Herringbone baffle with fin type detachable supporting beam |
| CN114558542A (en) * | 2022-02-25 | 2022-05-31 | 北洋国家精馏技术工程发展有限公司 | Large-scale tower tray structure with high strength, high deflection and small disassembly and assembly convenience |
-
2020
- 2020-10-28 CN CN202022428494.7U patent/CN215743339U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112295533A (en) * | 2020-10-28 | 2021-02-02 | 北洋国家精馏技术工程发展有限公司 | Herringbone baffle with fin type detachable supporting beam |
| CN114558542A (en) * | 2022-02-25 | 2022-05-31 | 北洋国家精馏技术工程发展有限公司 | Large-scale tower tray structure with high strength, high deflection and small disassembly and assembly convenience |
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