CN215694043U - Novel column plate with guiding function - Google Patents
Novel column plate with guiding function Download PDFInfo
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- CN215694043U CN215694043U CN202121668680.6U CN202121668680U CN215694043U CN 215694043 U CN215694043 U CN 215694043U CN 202121668680 U CN202121668680 U CN 202121668680U CN 215694043 U CN215694043 U CN 215694043U
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Abstract
The utility model relates to a novel tower plate with a guiding function, which comprises a plate body, wherein the left side of the plate body is a liquid receiving area, the right side of the plate body is a liquid descending area, a plurality of groups of valve body assemblies are arranged in the middle of the plate body at intervals, each group of valve body assemblies consists of three rows of valve bodies arranged in an array, each valve body is formed by directly stamping the plate body, each valve body comprises a valve leg, a valve block and a guide plate, the valve leg is obliquely arranged on the plate body, the valve block is fixedly connected to the plate body through the valve leg and forms a hook-shaped structure with an arc-shaped section together with the valve leg, the tail end edge of the valve block is also integrally and obliquely provided with the guide plate, and a valve hole is also arranged at the plate body below each valve body. The technical scheme of the utility model can reduce the liquid level gradient and the liquid phase back-mixing degree on the tower plate, reduce the entrainment rate and greatly improve the mass transfer efficiency of the tower plate.
Description
Technical Field
The utility model belongs to the technical field of petrochemical industry, and relates to a rectifying tower plate, in particular to a novel tower plate with a guiding function.
Background
The rectifying tower is a tower type vapor-liquid contact device commonly used in chemical production and mainly comprises a plate tower and a packed tower, wherein tower plates in the plate tower comprise sieve pore tower plates, floating valve tower plates, fixed valve tower plates and the like. The sieve tray has the advantages of high mass transfer efficiency and high production capacity, but leakage is easily caused by improper design or operation, so that the operation elasticity is reduced, the mass transfer efficiency is reduced, the float valve tray overcomes some defects of the sieve tray, has the advantages of high efficiency and high operation elasticity, but the phenomena of falling off and blocking of the valve cover are easily caused in the operation, and the efficiency and the operation elasticity of the tray are reduced. The fixed valve column plate is a column plate between the sieve mesh column plate and the float valve column plate, the column plate is generally integrally punched by the column plate, the structure is simple, the manufacture is convenient, the manufacturing cost is lower, the application is wider, and the fixed valve column plate is particularly suitable for the occasions with dirty systems, easy blockage and coking. However, because the valve body is fixed, the valve body has small operation elasticity and is not suitable for the working condition of large load fluctuation, and the aperture ratio of the existing valve-fixing column plate is limited, so that the treatment capacity of the column plate is not high enough, and the liquid level gradient and the liquid phase backmixing degree on the column plate are serious.
Therefore, a novel tower plate with guiding function, which can reduce the liquid level gradient and the liquid phase back-mixing degree on the tower plate, reduce the entrainment rate and improve the mass transfer efficiency of the tower plate, is urgently needed.
The following patent documents relevant to the present application are found by search, and specific disclosures are as follows:
1. the one-way fixed floating valve tower plate (CN 101480539B) comprises a valve hole, a valve plate arranged on the tower plate and a valve leg connected with a flat plate of the tower plate, and is characterized in that the valve plate only has one valve leg, one side of the valve plate is fixed, three sides of the valve plate are suspended, an included angle between the valve leg and the flat plate of the tower plate is an acute angle, and the shape of the valve hole on the tower plate is the same as or similar to the shape of the valve plate; the valve block is an arched rectangular, trapezoidal, rhombic or tongue-shaped flat piece, the side view of the valve block is of a bottomless trapezoidal, bottomless triangular or arc-shaped hook-shaped structure, the length of the valve block is 15-100 mm, the width of the valve block is 10-50 mm, the highest end of the valve block is 5-25 mm away from the tower plate flat plate, and the opening end of the valve block is 5-15 mm higher than the tower plate flat plate; the length of the valve hole is 15-100 mm, the width of the valve hole is 10-50 mm, the height of the valve leg is 5-25 mm, and the included angle between the valve leg and the plate of the column plate is 30-70 degrees.
2. The valve fixing tower plate comprises a plate body, wherein a plurality of valve holes are formed in the plate body, and the valve fixing tower plate is characterized by further comprising a plurality of valve fixing bodies correspondingly arranged at the valve holes, each valve fixing body comprises a valve cover and a valve wall, the valve walls are arranged between the valve covers and the plate body, guide holes are formed in the valve fixing bodies, at least part of the valve covers of the valve fixing bodies are provided with flow guide surfaces, the valve fixing bodies comprise a plurality of first valve fixing bodies and a plurality of second valve fixing bodies, the valve covers of the first valve fixing bodies are flat and arranged in parallel relative to the plate body, and the valve covers of the second valve fixing bodies are flat and arranged obliquely relative to the plate body to form the flow guide surfaces.
Through comparison of technical features, the technical structures of the above-mentioned patent publications and the present invention are different, and the creativity and novelty of the present invention application are not affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the novel tower plate with the guiding function, which can reduce the liquid surface gradient and the liquid phase back-mixing degree on the tower plate, can reduce the entrainment rate and has high mass transfer efficiency of the tower plate.
The technical problem to be solved by the utility model is realized by adopting the following technical scheme:
the utility model provides a novel column plate with direction function, package rubbing board body, the plate body left side is for receiving the liquid district, and the right side is the down-flow district, its characterized in that: the novel valve is characterized in that a plurality of groups of valve body assemblies are arranged in the middle of the plate body at intervals, each group of valve body assemblies is composed of three rows of valve bodies arranged in an array mode, each valve body is formed by directly punching the plate body, each valve body comprises a valve leg and a valve block, the valve leg is obliquely arranged on the plate body, the valve blocks are fixedly connected onto the plate body through the valve legs, the tail end edges of the valve blocks are integrally and obliquely provided with guide plates, and valve holes are formed in the positions, below the valve bodies, of the plate body.
Moreover, the inclined included angle between the guide plate and the horizontal plane is 0-90 degrees.
And the valve plate and the valve leg are integrally made into a hook-shaped structure with an arc-shaped side view, a bottomless trapezoid or a bottomless triangle.
And the valve bodies arranged in the three rows of arrays comprise a first row of valve bodies, a second row of valve bodies and a third row of valve bodies, the three rows of valve bodies are arranged in a staggered mode, the first row of valve bodies comprises a plurality of first valve bodies, the second row of valve bodies comprises a plurality of second valve bodies, the third row of valve bodies comprises a plurality of third valve bodies, and the inclined included angles of the guide plates of the first valve bodies, the second valve bodies and the third valve bodies and the horizontal plane are different.
And the inclined included angle between the valve leg and the plate body is an acute angle.
Also, the shape of the valve hole is the same as or similar to that of the valve body.
And the projection of the valve body on the plane of the plate body is rectangular or trapezoidal.
The utility model has the advantages and positive effects that:
according to the utility model, the single valve leg is connected with the plate body, so that the occupied space of the valve body can be reduced, the valve body is more compact in arrangement, and the single-leg valve has a certain guiding function, so that the structure can effectively reduce the consumption of gas kinetic energy and improve the driving force of the ejected gas on liquid flow; and the phenomena of opposite spraying and back mixing are further reduced by adding the guide plate;
the projection of the valve plate on the plate body is rectangular or trapezoidal, the opening area around the valve plate is large, and a single inclined valve leg has small obstruction to gas flow and larger opening area around the valve plate, so that gas-liquid turbulence on the plate body can be enhanced, gas-liquid contact is more sufficient, and the mass transfer efficiency is improved;
the valve plate of the valve body is small in size, more valves are easily and uniformly distributed on the plate body, and the gas-liquid contact area is fully increased due to the increase of the number of the valves, so that the efficiency of the plate body is improved;
the combined valve body arrangement can reduce the liquid level gradient and the liquid phase back mixing degree on the column plate, reduce the entrainment rate, provide the operation elasticity and stability of the column plate and further improve the mass transfer efficiency of the column plate.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic partial cross-sectional view of FIG. 1A-A;
FIG. 3 is a perspective view of the present embodiment;
FIG. 4 is a schematic view of a hook-shaped structure of the valve plate and the valve leg of the present embodiment integrally formed in an arc shape in side view;
FIG. 5 is a schematic structural view of the valve plate and the valve leg of the present embodiment integrally formed into a bottomless trapezoid shape in side view;
FIG. 6 is a schematic view of a bottomless triangle structure formed by integrally forming a valve plate and a valve leg according to this embodiment.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative only and not limiting, and the scope of the present invention is not limited thereby.
A novel tower plate with a guiding function comprises a plate body 7, wherein the left side of the plate body is a liquid receiving area 1, the right side of the plate body is a liquid descending area 6, a plurality of groups of valve body assemblies 2 are arranged in the middle of the plate body at intervals, each group of valve body assemblies consists of three valve bodies arranged in an array, each valve body is formed by directly punching the plate body, each valve body comprises a valve leg 9, a valve block 10 and a guide plate 11, the valve leg is obliquely arranged on the plate body, an inclined included angle between the valve leg and the plate body is an acute angle, and the valve block is fixedly connected to the plate body through the valve leg; the end edge of the valve plate is also integrally provided with a guide plate in an inclined manner, the inclined included angle between the guide plate and the horizontal plane is 0-90 degrees, and the guide plate is arranged to ensure that liquid staying on the valve plate flows out along the guide plate, so that the liquid can not stay on the tower plate any more, and a liquid stagnation area on the plate body is eliminated; a valve hole 8 is further formed in the plate body below each valve body, and the shape of each valve hole is the same as or similar to that of the valve body;
the valve body is in a hook-shaped structure with an arc-shaped side view, and the valve plate and the valve leg are integrally manufactured; the valve body of the utility model can also be made into any shape of a bottomless trapezoid or a bottomless triangle in side view by adopting the valve plate and the valve leg as shown in figures 5 and 6.
In actual operation, the energy consumption of the gas is low when the gas passes through the tower plate, and the pressure drop can be effectively reduced. Meanwhile, because the end facing the overflow weir is an opening, the gas can not only vertically flow with the liquid flow, but also can effectively push the liquid flow forwards and downwards, thereby not only increasing the contact time of the gas and the liquid, but also weakening the phenomenon of reverse back mixing and opposite spraying of the liquid flow, increasing the mass transfer driving force and improving the transfer efficiency.
In the technical scheme of this embodiment, the valve bodies arranged in three rows in an array sequentially include a first row of valve bodies, a second row of valve bodies, and a third row of valve bodies from left to right, and the three rows of valve bodies are arranged in a staggered manner, wherein the first row of valve bodies includes a plurality of first valve bodies 3, the second row of valve bodies includes a plurality of second valve bodies 4, the third row of valve bodies includes a plurality of third valve bodies 5, the inclination angles of the guide plates of the first valve bodies, the second valve bodies, and the third valve bodies are different from the horizontal plane, and the inclination angles are gradually increased from left to right, which is selected as that the included angle between the guide plate of the first valve body and the horizontal plane is 15 °; the included angle between the guide plate of the second valve body and the horizontal plane is 30 degrees; the included angle between the guide plate of the third valve body and the horizontal plane is 60 degrees.
According to the utility model, the single valve leg is connected with the plate body, so that the occupied space of the valve body can be reduced, the valve body is more compact in arrangement, the single-leg valve has a certain guiding function, the valve plate and the valve leg form a hook-shaped structure with an arc-shaped section, the structure can effectively reduce the consumption of gas kinetic energy, and the driving force of the ejected gas on liquid flow is improved; and the phenomena of opposite spraying and back mixing are further reduced by adding the guide plate;
in addition, the projection of the valve plate on the plate body is rectangular or trapezoidal, the opening area around the valve plate is large, and a single inclined valve leg has small obstruction to gas flow and larger opening area around the valve plate, so that gas-liquid turbulence on the plate body can be enhanced, gas-liquid contact is more sufficient, and mass transfer efficiency is improved;
furthermore, the valve plates of the valve body are small in size, more valves are easily and uniformly distributed on the plate body, and the gas-liquid contact area is fully increased due to the increase of the number of the valves, so that the efficiency of the plate body is improved;
the combined valve body arrangement can reduce the liquid level gradient and the liquid phase back mixing degree on the column plate, reduce the entrainment rate, provide the operation elasticity and stability of the column plate and further improve the mass transfer efficiency of the column plate.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, and therefore the scope of the utility model is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (7)
1. The utility model provides a novel column plate with direction function, package rubbing board body, the plate body left side is for receiving the liquid district, and the right side is the down-flow district, its characterized in that: the novel valve is characterized in that a plurality of groups of valve body assemblies are arranged in the middle of the plate body at intervals, each group of valve body assemblies is composed of three rows of valve bodies arranged in an array mode, each valve body is formed by directly punching the plate body, each valve body comprises a valve leg and a valve block, the valve leg is obliquely arranged on the plate body, the valve blocks are fixedly connected onto the plate body through the valve legs, the tail end edges of the valve blocks are integrally and obliquely provided with guide plates, and valve holes are formed in the positions, below the valve bodies, of the plate body.
2. The novel tray with guide function according to claim 1, characterized in that: the inclined included angle between the guide plate and the horizontal plane is 0-90 degrees.
3. The novel tray with guide function according to claim 1, characterized in that: the valve plate and the valve leg are integrally made into a hook-shaped structure with arc side view, a bottomless trapezoid or a bottomless triangle.
4. The novel tray with guide function according to claim 1, characterized in that: the three rows of valve bodies are arranged in an array mode and comprise a first row of valve bodies, a second row of valve bodies and a third row of valve bodies, the three rows of valve bodies are arranged in a staggered mode, the first row of valve bodies comprise a plurality of first valve bodies, the second row of valve bodies comprise a plurality of second valve bodies, the third row of valve bodies comprise a plurality of third valve bodies, and the inclined included angles of the guide plates of the first valve bodies, the second valve bodies and the third valve bodies and the horizontal plane are different.
5. The novel tray with guide function according to claim 1, characterized in that: the inclined included angle between the valve leg and the plate body is an acute angle.
6. The novel tray with guide function according to claim 1, characterized in that: the shape of the valve hole is the same as or similar to the shape of the valve body.
7. The novel tray with guide function according to claim 1, characterized in that: the projection of the valve body on the plane of the plate body is rectangular or trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121668680.6U CN215694043U (en) | 2021-07-22 | 2021-07-22 | Novel column plate with guiding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121668680.6U CN215694043U (en) | 2021-07-22 | 2021-07-22 | Novel column plate with guiding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215694043U true CN215694043U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121668680.6U Active CN215694043U (en) | 2021-07-22 | 2021-07-22 | Novel column plate with guiding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215694043U (en) |
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2021
- 2021-07-22 CN CN202121668680.6U patent/CN215694043U/en active Active
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