CN217697981U

CN217697981U - Improved liquid distribution valve tower tray

Info

Publication number: CN217697981U
Application number: CN202221015191.5U
Authority: CN
Inventors: 肖锐; 范体健; 张雯钦
Original assignee: Hubei Huarui Chemical Machinery Co ltd
Current assignee: Hubei Huarui Chemical Machinery Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-11-01
Anticipated expiration: 2032-04-27

Abstract

The utility model provides a valve tower dish of improved generation liquid distribution relates to float valve tower tray technical field, including the tower tray body, be equipped with the deflector on the top surface of tower tray body, and the annular array of deflector is at the top surface of tower tray body, the top surface edge of tower tray body is equipped with the spacing collar, and the one end of deflector and the inner wall connection of spacing collar, the valve opening has been seted up on the surface of tower tray body, keeps away from the tip of the deflector of spacing collar is equipped with central float valve. Adopt the deflector, the deflector is the arc, at the in-process that conducts heat, the gaseous phase through central float valve floats central float valve, and the gas-liquid conducts heat in-process distributes to the region that adjacent deflector formed through central float valve, to the inside float valve body of adjacent deflector, when conducting heat through the float valve body, only can conduct heat in a region, and the tray body passes through deflector evenly distributed, thereby can form the liquid phase and distribute, make to conduct heat more evenly.

Description

Improved liquid distribution valve tower tray

Technical Field

The utility model relates to a float valve tower tray technical field especially relates to a valve tower tray of improved generation liquid distribution.

Background

The float valve tray is widely applied to mass transfer processes of reduced pressure, normal pressure and reduced pressure distillation, stabilization, adsorption and desorption in petrochemical industry. The general structure of float valve tray is that the downcomer is a tower plate with air channel, and on the tower plate several holes are set, and on the holes several valve plates are set, and the ascending air flow is contacted with the liquid flowing through the tower plate by means of valve plate to make mass transfer. The working principle of the float valve tower plate is as follows: the float valve tray is a common tray, the gas phase and the liquid phase form a foam state when passing through a liquid layer to carry out heat and mass transfer, and the opening degree of the valve plate can change along with the gas velocity, so that the valve plate can be automatically closed under the action of gravity at low gas velocity to reduce leakage. Therefore, the device has the advantages of high efficiency, good flexibility, simple structure, low cost, high processing capacity and the like.

The existing float valve tray has the disadvantages that the float valve floats by a gas phase in the working process, and a liquid phase cannot be distributed in the heat transfer process, so that the heat transfer process cannot be uniform, and the heat transfer effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing an improved liquid distribution valve tray.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an improved generation liquid distribution's valve tray, includes the tray body, be equipped with the deflector on the top surface of tray body, and deflector annular array is at the top surface of tray body, the top surface edge of tray body is equipped with the spacing collar, and the inner wall connection of the one end of deflector and spacing collar, the valve opening has been seted up on the surface of tray body, keeps away from the tip of the deflector of spacing collar is equipped with central float valve.

Preferably, a central float valve is embedded in the valve hole in the center of the tray body, the central float valve is movably connected with the inside of the valve hole, and the end part of the guide plate is close to the valve cover of the central float valve.

Preferably, the valve hole is internally provided with a floating valve body, the floating valve body is positioned inside the valve hole and positioned between the adjacent guide plates, and the floating valve body is movably connected with the inside of the valve hole.

Preferably, the bottom of the float valve body and the central float valve comprises a valve leg, and the valve leg is positioned inside the valve hole.

Preferably, the guide plates are arc-shaped, and the included angle between adjacent guide plates is 90 degrees.

Preferably, the surface of the limiting ring is provided with a through hole, and the surface of the limiting ring between the adjacent guide plates is provided with a through hole.

Preferably, the thickness of the limiting ring and the guide plate is 50mm.

Advantageous effects

The utility model discloses in, adopt the deflector, the surface at the tray body is installed to the deflector, simultaneously at the surperficial edge installation spacing collar of tray body, and the inner wall of the end connection spacing collar of deflector, a plurality of deflectors of surface array at the tray body, the deflector is the arc, in the in-process that conducts heat, the gaseous phase through central float valve floats central float valve, gas-liquid passes through the heat transfer in-process and distributes in the region that adjacent deflector formed through central float valve, to the inside float valve body of adjacent deflector, when conducting heat through the float valve body, only can conduct heat in a region, and the tray body passes through deflector evenly distributed, thereby can form liquid phase distribution, make and conduct heat more even.

The utility model discloses in, the deflector passes through curved design, and at the in-process that the liquid phase flows, can flow along with the cambered surface through curved edge to produce the effect of direction, fall into a plurality of regions with the tray body by the deflector simultaneously, it is higher through single little regional heat conductivity, and the distribution is also even.

Drawings

Fig. 1 is an isometric view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a partial cross-sectional view of the present invention;

fig. 4 is a sectional view of the present invention.

Illustration of the drawings:

1. a guide plate; 2. a limiting ring; 3. a tray body; 4. a through hole; 5. a float valve body; 6. a central float valve; 7. a valve bore; 8. a valve leg.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, an improved generation liquid distribution's valve tray, including tray body 3, be equipped with deflector 1 on tray body 3's the top surface, and deflector 1 circular array is at tray body 3's top surface, tray body 3's top surface edge is equipped with spacing collar 2, and the one end of deflector 1 and the interior wall connection of spacing collar 2, tray body 3's surface has seted up valve opening 7, the tip of deflector 1 of keeping away from spacing collar 2 is equipped with central float valve 6, deflector 1 is the arc, and the contained angle between the adjacent deflector 1 is 90, spacing collar 2 and deflector 1's thickness is 50mm.

Adopt deflector 1, deflector 1 installs the surface at tray body 3, simultaneously at the surperficial edge installation spacing collar 2 of tray body 3, and the inner wall of end connection spacing collar 2 of deflector 1, a plurality of deflectors 1 of surface array at tray body 3, deflector 1 is the arc, in the in-process of carrying out heat transfer, the gas phase through central float valve 6 floats central float valve 6, distribute to the region that adjacent deflector 1 formed through central float valve 6 among the gas-liquid heat transfer process, to the float valve body 5 of adjacent deflector 1 inside, when carrying out heat transfer through float valve body 5, only can carry out heat transfer in an area, and tray body 3 passes through deflector 1 evenly distributed, thereby can form liquid phase distribution, make heat transfer more even.

The valve hole 7 that is located 3 centers of tray body has inside central float valve 6 of inlaying, and the inside swing joint of central float valve 6 and valve hole 7, and the tip of deflector 1 is close to the valve gap of central float valve 6, the inside float valve body 5 that is equipped with of valve hole 7, and float valve body 5 is located inside valve hole 7, and float valve body 5 is located between the adjacent deflector 1, and float valve body 5 and the inside swing joint of valve hole 7, the bottom of float valve body 5 and central float valve 6 includes valve leg 8, and valve leg 8 is located the inside of valve hole 7, through-hole 4 has been seted up on the surface of

spacing collar

2, and 2 surfaces of spacing collar between the adjacent deflector 1 all are equipped with through-hole 4.

The guide plate 1 is designed to be arc-shaped, the edge of the arc-shaped guide plate can flow along with the arc-shaped surface during the liquid phase flowing process, the guide effect is generated, and meanwhile, the tray body 3 is divided into a plurality of areas by the guide plate 1, the heat transfer performance is higher through a single small area, and the distribution is uniform.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Valve tray for improved liquid distribution, comprising a tray body (3), characterized in that: be equipped with deflector (1) on the top surface of tray body (3), and deflector (1) annular array is at the top surface of tray body (3), the top surface edge of tray body (3) is equipped with spacing collar (2), and the inner wall connection of the one end of deflector (1) and spacing collar (2), valve opening (7) have been seted up on the surface of tray body (3), keep away from the tip of deflector (1) of spacing collar (2) is equipped with central float valve (6).

2. An improved liquid distribution valve tray as set forth in claim 1, wherein: a central float valve (6) is embedded in a valve hole (7) in the center of the tray body (3), the central float valve (6) is movably connected with the inside of the valve hole (7), and the end part of the guide plate (1) is close to a valve cover of the central float valve (6).

3. An improved liquid distribution valve tray as set forth in claim 1, wherein: valve opening (7) inside is equipped with float valve body (5), and float valve body (5) are located valve opening (7) inside, and float valve body (5) are located between adjacent deflector (1), and the inside swing joint of float valve body (5) and valve opening (7).

4. An improved liquid distribution valve tray as set forth in claim 3, wherein: the bottoms of the float valve body (5) and the central float valve (6) comprise valve legs (8), and the valve legs (8) are positioned inside the valve hole (7).

5. An improved liquid distribution valve tray as set forth in claim 1, wherein: the guide plates (1) are arc-shaped, and the included angle between every two adjacent guide plates (1) is 90 degrees.

6. An improved liquid distribution valve tray as set forth in claim 1, wherein: through-holes (4) are formed in the surface of the limiting ring (2), and the through-holes (4) are formed in the surface of the limiting ring (2) between the adjacent guide plates (1).

7. An improved liquid distribution valve tray as set forth in claim 1, wherein: the thickness of the limiting ring (2) and the guide plate (1) is 50mm.