CN220513456U - Opening-adjustable guide float valve tray - Google Patents

Abstract

The utility model discloses an opening-adjustable guide float valve tray, which belongs to the field of float valve trays and comprises a tray structure, wherein a float plate is arranged in a limit bottom groove, a pad block is arranged at the bottom end of the float plate, the problem that air flows can move upwards from the surface of a float ball when moving upwards due to the fact that the size of the float ball is small, the dragging force area of the float ball is small, all float valves are difficult to push upwards is solved, the air moves upwards, the float plate is pushed upwards through the limit bottom groove, the movement direction of the air changes when encountering the pad block, an additional inward force is generated to push the float plate upwards, the float valve is pushed upwards through a connecting rod, the arranged connecting spring deforms due to thrust, the connecting spring has a restoring force, the float valve can be pushed downwards, the lower end of the float valve contacts with the top end of the tray, liquid-air mixing is facilitated, and an air bag is protected by a polytetrafluoroethylene coating.

Description

Opening-adjustable guide float valve tray

Technical Field

The utility model relates to the field of valve trays, in particular to a guide valve tray with an adjustable opening.

Background

The floating valve tray is used as a tower internal part of the desorption tower, and the function of the floating valve tray is to make gas-liquid contact in the tower better. Wherein the float valve tray comprises a tray plate and a plurality of float valves mounted at tray plate mounting holes. When the gas flow rate at the mounting hole is high, the floating valve is jacked up and rises, and gas enters the liquid layer in the horizontal direction at the lower side of the floating valve at the moment, and when the gas flow rate at the mounting hole is low, the floating valve descends due to self weight. In the publication No. CN217794595U, a guiding float valve tray with an adjustable opening is provided, a floating ball is pushed to float upwards through buoyancy, a top column is pushed through the floating ball, and a third hole tray and a second hole tray are pushed through a first top ring and a second top ring on the top column, so that the purpose of indirectly adjusting the opening is achieved. When the floating valve tray is used, the floating ball floats upwards to control the size of the opening, however, in actual use, the surface of the floating ball is arc-shaped due to smaller volume of the floating ball, so that the air flow moves upwards from the surface of the floating ball when moving upwards, the dragging force area of the floating valve tray is smaller, and the floating valve tray is difficult to push upwards all the floating valves and is inconvenient to use.

Disclosure of Invention

The utility model aims to overcome the defects that in the prior art, the surface of a floating ball is arc-shaped, so that air flow moves upwards from the surface of the floating ball when moving upwards, the dragging force area of the floating ball is small, and the upward pushing of all floating valves is difficult to realize, and the guiding floating valve tray with the adjustable opening is provided, so that the defects are overcome, and the use is convenient.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model discloses a guiding float valve tray with an adjustable opening, which comprises a tray structure, wherein the tray structure comprises a tray plate and a float valve arranged on the upper end surface of the tray plate;

the bottom of column plate has seted up spacing kerve, and the inside in spacing kerve is equipped with the kickboard, and the bottom of kickboard is equipped with the pad and puts the piece.

Preferably, the top end of the column plate is scratched and rubbed to form a middle hole, the top end of the floating plate is provided with a connecting rod for limiting, and the connecting rod is connected with the bottom end of the floating valve.

Preferably, the top end surface of the column plate is provided with a limiting movement at one side of the middle hole, and a pressing plate is arranged in the limiting movement.

Preferably, the engagement spring is installed on the top of clamp plate, and the top of the engagement spring of setting is installed at the inside top of spacing removal.

Preferably, the bottom of the limiting movement is provided with a row of holes, and the row of holes is communicated with the inside of the limiting bottom groove.

Preferably, a connecting spring is installed on one side of the lower end of the floating valve, the top end of the connecting spring is installed on the top end of the limiting bottom groove, a lower pressing rod is installed on two sides of the floating valve, and the lower pressing rod is arranged at the upper end of the tower plate.

Preferably, the pad block comprises a joint plate and an adhesion layer arranged at the top end of the joint plate, an air bag is arranged at the bottom end of the joint plate, and the outer surface of the air bag is coated with a polytetrafluoroethylene coating.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

compared with the prior art, the utility model has the following beneficial effects:

(1) According to the guide floating valve tray with the adjustable opening, the air moves upwards, the floating plate is jacked up through the limiting bottom groove, when the air meets the pad block, the movement direction of the air changes, an additional inward force is generated, the floating plate is jacked up, the floating valve is jacked up through the connecting rod, the connecting spring is deformed due to thrust, the connecting spring has a restoring force, the floating valve can be pressed down, the lower end of the floating valve is contacted with the top end of the tray, liquid and air are convenient to mix, and the arranged polytetrafluoroethylene coating protects the air bag.

(2) According to the guide float valve tray with the adjustable opening, when the float valve moves downwards, the connecting spring is pressed downwards into the limiting movement, the pressing plate moves downwards, a part of liquid flows into the limiting movement when the top end of the tray flows, the pressing plate moves downwards under the downward pressure of the pressing rod, so that the liquid flowing into the limiting movement is splashed and fully mixed with gas, then the liquid is discharged downwards through the discharge hole, and when the float valve moves upwards, the connecting spring pulls the pressing plate upwards to the original position, so that the liquid flows into the limiting movement conveniently.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a schematic diagram of a tray structure of the present utility model;

FIG. 3 is a diagram of a pad structure according to the present utility model;

FIG. 4 is an enlarged view of FIG. 2A in accordance with the present utility model;

fig. 5 is an enlarged view of fig. 2B in accordance with the present utility model.

In the figure: 1. a tray structure; 11. a tray; 111. a limiting bottom groove; 112. a floating plate; 113. a pad block is arranged; 1131. a splice plate; 1132. an adhesion layer; 1133. an air bag; 1134. a polytetrafluoroethylene coating; 114. a connecting rod; 115. a middle hole; 116. limiting and moving; 117. a pressing plate; 118. arranging holes; 119. a connecting spring; 12. a float valve; 121. a connecting spring; 122. and pressing down the rod.

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.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, an opening-adjustable pilot float valve tray comprises a tray structure 1, wherein the tray structure 1 comprises a plate 11 and a float valve 12 arranged on the upper end surface of the plate 11.

The utility model is further described below with reference to examples.

Embodiment one:

referring to fig. 2 to 4, a limiting bottom groove 111 is formed in the bottom end of the tray 11, a floating plate 112 is arranged in the limiting bottom groove 111, a pad block 113 is arranged at the bottom end of the floating plate 112, a middle hole 115 is formed in the top end of the tray 11 in a scraping mode, a connecting rod 114 used for limiting is installed at the top end of the floating plate 112, the connecting rod 114 is connected with the bottom end of the floating valve 12, a connecting spring 121 is installed on one side of the lower end of the floating valve 12, the top end of the connecting spring 121 is installed at the top end of the limiting bottom groove 111, a pressing rod 122 is installed on two sides of the floating valve 12, the pressing rod 122 is arranged at the upper end of the tray 11, the pad block 113 comprises a connecting plate 1131 and an adhesion layer 1132 arranged at the top end of the connecting plate 1131, an air bag 1133 is installed at the bottom end of the connecting plate 1131, and the outer surface of the air bag 1133 is coated with a polytetrafluoroethylene coating 1134.

In this embodiment: the gas moves upwards, pushes up the floating plate 112 through the limiting bottom groove 111, when the gas meets the pad block 113, the gas movement direction changes, an extra inward force is generated, the floating plate 112 is pushed up, the floating valve 12 is pushed up through the connecting rod 114, the connecting spring 121 is deformed due to thrust, the connecting spring 121 has a restoring force, the floating valve 12 can be pressed down, the lower end of the floating valve 12 is in contact with the top end of the tower plate 11, liquid-gas mixing is facilitated, and the arranged polytetrafluoroethylene coating 1134 protects the air bag 1133.

Embodiment two:

referring to fig. 2 and 5, a limiting movement 116 is formed on the top surface of the tray 11 and on one side of the middle hole 115, a pressing plate 117 is arranged in the limiting movement 116, a connecting spring 119 is mounted on the top end of the pressing plate 117, the top end of the connecting spring 119 is mounted on the top end of the limiting movement 116, a row hole 118 is formed in the bottom end of the limiting movement 116, and the row hole 118 is communicated with the inside of the limiting bottom groove 111.

In this embodiment: when the float valve 12 moves downwards, the connecting spring 121 is pressed downwards into the limit movement 116, the pressing plate 117 moves downwards, a part of liquid flows into the limit movement 116 when flowing at the top end of the tray 11, the pressing plate 117 is pressed downwards by the downward pressure of the downward pressure rod 122, so that the liquid flowing into the limit movement 116 is splashed and fully mixed with gas, and then is discharged downwards through the discharge hole 118, and when the float valve 12 moves upwards, the connecting spring 119 pulls the pressing plate 117 upwards to the original position, so that the liquid flows into the limit movement 116 conveniently.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An opening-adjustable pilot float valve tray, comprising a tray structure (1), characterized in that: the tray structure (1) comprises a column plate (11) and a float valve (12) arranged on the upper end surface of the column plate (11);

the bottom of column plate (11) has seted up spacing kerve (111), and the inside of spacing kerve (111) is equipped with floating plate (112), and the bottom of floating plate (112) is equipped with pad and puts piece (113).

2. An adjustable opening pilot float valve tray as claimed in claim 1, wherein: the top end of the column plate (11) is scratched and rubbed with a middle hole (115), a connecting rod (114) for limiting is arranged at the top end of the floating plate (112), and the arranged connecting rod (114) is connected with the bottom end of the floating valve (12).

3. An adjustable opening pilot float valve tray as claimed in claim 2, wherein: the top end surface of the column plate (11) is provided with a limiting movement (116) on one side of the middle hole (115), and a pressing plate (117) is arranged in the limiting movement (116).

4. A pilot-operated valve tray with adjustable openings as set forth in claim 3, wherein: the top of clamp plate (117) is installed and is linked up spring (119), and the top of linking up spring (119) that sets up is installed at the inside top of spacing removal (116).

5. An adjustable opening pilot float valve tray as claimed in claim 4, wherein: the bottom end of the limiting movement (116) is provided with a row hole (118), and the row hole (118) is communicated with the inside of the limiting bottom groove (111).

6. An adjustable opening pilot float valve tray as claimed in claim 1, wherein: the connecting spring (121) is installed on one side of the lower end of the floating valve (12), the top end of the connecting spring (121) is installed on the top end of the limiting bottom groove (111), the lower pressure rods (122) are installed on two sides of the floating valve (12), and the lower pressure rods (122) are arranged at the upper end of the tower plate (11).

7. An adjustable opening pilot float valve tray as claimed in claim 1, wherein: the cushion block (113) comprises a joint plate (1131) and an adhesion layer (1132) arranged at the top end of the joint plate (1131), an air bag (1133) is arranged at the bottom end of the joint plate (1131), and a polytetrafluoroethylene coating (1134) is coated on the outer surface of the air bag (1133).