CN220091431U

CN220091431U - Guiding polytetrafluoroethylene corrugated filler

Info

Publication number: CN220091431U
Application number: CN202321173530.7U
Authority: CN
Inventors: 李干; 彭凌娜; 谢光海; 彭志勇; 胡庭冬
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-11-28
Anticipated expiration: 2033-05-16

Abstract

The utility model relates to the field of corrugated fillers, in particular to a guide polytetrafluoroethylene corrugated filler, which comprises a corrugated filler shell, wherein a plurality of guide plates which are uniformly arranged are arranged in the shell, the guide plates are bent to form continuous corrugations in space, the corrugations comprise wave crests and wave troughs, the surfaces of the shell and the guide plates are subjected to net-piercing treatment, the surface areas of the shell and the guide plates are increased, the moving distance of gas and liquid is increased through the guide plates, so that the contact time of the gas and the liquid is increased, the smooth proceeding of mass transfer is ensured, and the working efficiency of the filler is improved.

Description

Guiding polytetrafluoroethylene corrugated filler

Technical Field

The utility model relates to corrugated filler, in particular to guided polytetrafluoroethylene corrugated filler.

Background

The tower filler refers to tower filler in a filler tower, and has the functions of providing a sufficient contact surface for gas and liquid phases, creating conditions for improving the turbulence degree (mainly gas phase) of the gas and liquid phases so as to be beneficial to mass transfer (including heat transfer), and the tower filler can ensure that the gas and liquid contact surface is large, the mass transfer coefficient is high, the flux is large and the resistance is small, so that the filler layer is required to have high void ratio, large specific surface area and good surface wettability, and is structurally beneficial to the close contact of the two phases and the turbulence is promoted.

The traditional corrugated packing has large fluid resistance between the upper layer and the lower layer due to design reasons, and when gas and liquid are contacted in the packing, the pressure drop of the fluid is large, so that the reaction is not facilitated.

Disclosure of Invention

The utility model aims to solve the technical problems that: the tower packing has large resistance in the using process, so that the contact time between gas and liquid is short, the reaction is not easy to carry out, and the pressure drop is large.

In order to solve the technical problems, the utility model adopts the following technical scheme:

firstly, a guiding polytetrafluoroethylene corrugated filler is provided, which is characterized by comprising a corrugated filler shell, wherein a plurality of guide plates which are uniformly arranged are arranged in the shell, the guide plates are bent to form spatially continuous corrugations, the corrugations comprise peaks and troughs, and the surfaces of the shell and the guide plates are subjected to net-piercing treatment to increase the surface areas of the shell and the guide plates.

Further, an included angle between the extending direction of the corrugation on the guide plate and the length direction of the guide plate is 30-60 degrees.

Further, through holes which are uniformly distributed are formed in the surfaces of the shell and the guide plate.

Further, the surfaces of the shell and the guide plate are provided with reticular grooves.

Further, the guide plates are arranged in parallel.

Further, the wave crests of the guide plates are in contact with the wave troughs of the adjacent guide plates.

Further, the shell and the guide plate are made of polytetrafluoroethylene materials.

The utility model has the following beneficial effects:

1. by arranging the corrugation on the guide plate, the gas-liquid is required to change the moving direction for many times in the moving process along the guide plate, so that the moving distance of the gas-liquid is increased, the time of gas-liquid mass transfer is prolonged, the reaction is promoted, and the efficiency is improved;

2. meanwhile, the corrugation on the guide plate can also play a role in buffering, so that the pressure of the fluid is reduced, and the smooth proceeding of mass transfer is ensured;

3. through carrying out surface treatment to shell and deflector, increase surface area, shell and deflector increase the liquid hanging ability increase, further increased the efficiency of mass transfer, make the utilization ratio of filler higher, the life-span of filler increases simultaneously, has reduced the production of solid waste, the energy saving, reduction carbon emission.

Drawings

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

Fig. 1 is a schematic perspective view of a housing of the present embodiment;

fig. 2 is a schematic diagram of the installation of the guide plate of the present embodiment;

FIG. 3 is a top view of the present embodiment;

fig. 4 is a schematic view of the corrugated structure of the guide plate of the present embodiment;

fig. 5 is an expanded view of the housing 1.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.

It should be noted that all the directional indicators in the embodiments of the present utility model are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model provides a guiding polytetrafluoroethylene corrugated filler, as shown in fig. 1 and 4, comprising a shell 1 of the corrugated filler, wherein a plurality of guide plates 2 which are uniformly arranged are arranged in the shell 1 and are used for guiding gas and liquid flowing in the shell 1, wherein the shell 1 and the guide plates 2 can be made of polytetrafluoroethylene materials, the guide plates 2 are bent to form continuous corrugations in space, the corrugations comprise peaks 21 and troughs 22, the peaks 21 and the troughs 22 are through the observation angle, when facing the corrugations, the upwards protruding parts are the peaks 21, and the downwards protruding parts are the troughs 22, and the extending direction of the corrugations is consistent with the moving direction of the gas and liquid.

In this embodiment, due to the existence of the wave crests 21 and the wave troughs 22, the moving direction of the gas-liquid is changed multiple times in the moving process along the extending direction of the wave, so that the buffer effect is achieved, and the gas-liquid can be contacted for a sufficient time, so that the reaction time is increased, and the efficiency is improved.

Specifically, in this embodiment, the liquid flows into the upper end of the housing 1, and the gas is introduced from the lower end of the housing 1, so that the gas and the liquid are fully contacted in the housing 1, and the gas-liquid mass transfer efficiency is improved, and when the gas-liquid moves in the housing 1, the wave crests 21 and the wave troughs 22 on the guide plates 2 need to change the direction for many times in the moving process, so that the actual moving distance is increased in the moving process of the housing 1, the contact time of the gas-liquid is prolonged, the smooth progress of mass transfer is ensured, and meanwhile, the buffer effect can be achieved in the multiple direction changing process, so that the resistance is smaller in the gas-liquid moving process, the pressure drop is reduced, and meanwhile, the working efficiency of the filler can be improved.

As shown in fig. 4, in this embodiment, in order to extend the contact time of the gas and the liquid again, the included angle between the extending direction of the corrugation and the length direction of the guide plate 2 is 30 ° to 60 °, so in this embodiment, when the gas and the liquid move on the surface of the guide plate 2, the gas and the liquid move along the width direction of the corrugation while the moving distance is increased along multiple changes of the direction along the surface of the corrugation, so that the moving distance of the gas and the liquid is continuously increased, and sufficient contact of the gas and the liquid is ensured.

Meanwhile, in order to improve the liquid hanging capability of the shell 1 and the guide plate 2 and promote turbulent flow, as shown in fig. 1 and 5, the surface area of the shell 1 and the guide plate 2 is increased by performing the net-piercing treatment on the shell 1 and the guide plate 2, for example, a plurality of through holes 3 are formed in the shell 1 and the guide plate 2, and the shell 1 and the guide plate 2 can be further provided with net-shaped grooves 4, so that the surface area of the shell 1 and the guide plate 2 is increased (the through holes 3, the net-shaped grooves 4 and the net-piercing treatment on the guide plate 2 are not shown).

In order to ensure that the gas and the liquid flow in the housing 1 more smoothly, as shown in fig. 2 and 3, the guide plates 2 are all arranged in parallel in the housing 1, wherein the wave crests 21 on the guide plates 2 are in contact with the adjacent wave troughs 22, so that a gap is formed between one wave crest 21 between the two adjacent guide plates 2 and the opposite wave trough, thereby ensuring the smooth flow of the gas and the liquid.

It should be understood that the above description of the specific embodiments of the present utility model is only for illustrating the technical route and features of the present utility model, and is for enabling those skilled in the art to understand the present utility model and implement it accordingly, but the present utility model is not limited to the above-described specific embodiments. All changes or modifications that come within the scope of the appended claims are intended to be embraced therein.

Claims

1. The utility model provides a direction formula polytetrafluoroethylene ripple packing, its characterized in that, includes ripple packing shell (1), set up several evenly arranged deflector (2) in shell (1), deflector (2) are crooked be used for forming the ripple that the space is continuous, the ripple includes crest (21) and trough (22), the surface of shell (1) and deflector (2) all carries out the tattooing and handles for increase the surface area of shell (1) and deflector (2).

2. A guided polytetrafluoroethylene corrugated packing according to claim 1, wherein the angle between the direction of extension of the corrugations on the guide plate (2) and the length direction of the guide plate (2) is 30 ° to 60 °.

3. A guided polytetrafluoroethylene corrugated packing according to claim 1, wherein the surfaces of the housing (1) and the guide plate (2) are provided with evenly distributed through holes (3).

4. A guided polytetrafluoroethylene corrugated packing according to claim 1, wherein the surfaces of the housing (1) and the guide plate (2) are each provided with mesh grooves (4).

5. A guided polytetrafluoroethylene corrugated packing according to claim 1, wherein the guide plates (2) are arranged parallel to each other.

6. A guided polytetrafluoroethylene corrugated packing according to claim 1, wherein the peaks (21) of the guide plates (2) are in contact with the valleys (22) of adjacent guide plates (2).

7. A guided polytetrafluoroethylene corrugated packing according to claim 1, wherein the housing (1) and the guide plate (2) are both made of polytetrafluoroethylene material.