CN219376102U - High flux tower tray convenient to adjust - Google Patents

Abstract

The application provides a high flux tray convenient to adjust, which comprises a tray plate, wherein a main downcomer and a mass transfer element are arranged on the tray plate, an adjustable main downcomer baffle is arranged at the bottom of the main downcomer, and an auxiliary downcomer is arranged at the outer side of the main downcomer; the utility model combines the mass transfer element, the main downcomer and the auxiliary downcomer to form a composite high-flux tray, can adjust the height of the outlet weir, the bottom clearance of the downcomer relative to the tray plate, and the liquid phase channel and the gas phase channel, and can conveniently and quickly adjust internal parts in a chemical co-production device or when the production unit has product yield adjustment so as to adapt to different production working conditions; the convenient and quick adjustment can shorten the parking reconstruction time of the device on one hand, thereby increasing the stable operation time of the device, and obviously reducing the reconstruction cost on the other hand.

Description

High flux tower tray convenient to adjust

Technical Field

The application relates to the technical field of chemical equipment, in particular to a high-flux tray convenient to adjust.

Background

In recent years, with the rapid development of the chemical industry, the scale of chemical equipment is larger and larger, and the tower for bearing mass transfer and separation in the chemical equipment is larger and larger, so that the equipment investment is higher and higher; therefore, how to improve the mass transfer efficiency and flux of the gas-liquid in the tower and reduce the diameter and height of the tower as much as possible becomes a research hot spot; in the energy expansion transformation project of the existing chemical device, the existing tower diameter and tower height are maintained as unchanged as possible, the energy expansion transformation is realized only by replacing high-efficiency high-flux mass transfer elements, and the energy expansion transformation project is also a research hot spot in recent years.

Accordingly, more and more research and development is focused on enabling the trays to be adjustable, as in the prior art, with the application number: the utility model provides a device that can adjust tray aperture ratio on line of CN201620908757.5, includes desulfurizing tower casing, fixes on desulfurizing tower casing inner wall and has the tray of fixed aperture ratio, still includes: a suspension support beam which is positioned above the tray and two ends of which extend out of the desulfurizing tower shell; a closing plate suspended on the suspension support beam and positioned above the tray; the driving mechanism is arranged on the outer wall of the desulfurizing tower shell and used for driving the suspension supporting beam to move up and down; the utility model can conveniently and flexibly adjust the aperture ratio of the tray on line according to the change of the flue gas amount on the basis of the tray with fixed aperture ratio so as to adapt to the load change, reduce the resistance loss, realize energy conservation, enhance the gas-liquid mass transfer effect and improve the desulfurization efficiency.

The application can adjust the aperture ratio according to the application, but can not realize single adjustment of the downcomer, can not further improve the flux, and can not adjust the height of the outlet weir in the application; it is therefore desirable to provide a new solution to the above-mentioned technical problems.

Disclosure of Invention

The application provides a high flux tray convenient to adjust, which comprises a tray plate, wherein a main downcomer and a mass transfer element are arranged on the tray plate, an adjustable main downcomer baffle is arranged at the bottom of the main downcomer, and the adjustable main downcomer baffle is used for adjusting the height distance between the main downcomer and a tray plate; an auxiliary downcomer is arranged outside the main downcomer.

Preferably, the secondary downcomer is bolted to the tray deck.

As a preferred scheme, the adjustable main downcomer baffle is connected with the bottom of the main downcomer through bolts.

As a preferable scheme, the bottom of the adjustable main downcomer baffle is provided with a bottom plate, and the bottom plate is provided with a bottom gap.

As a preferable scheme, the top of the auxiliary downcomer is provided with a detachable auxiliary downcomer baffle.

Preferably, the tray deck is provided with an adjustable outlet weir.

As a preferable scheme, the adjustable outlet weir comprises a fixed weir, a sliding groove is arranged on the fixed weir, a movable weir is connected in a sliding way in the sliding groove, and the fixed weir and the movable weir are connected with a connecting bolt matched with the sliding groove through the sliding groove.

As a preferred solution, the bottom of the mass transfer element is provided with a removable baffle.

As a preferred embodiment, the mass transfer element is a vertical screen plate.

The high flux tray convenient for regulation of the utility model has the advantages that the upper liquid layer descends onto the tray plate, the gas phase ascends from the lower part of the tray plate, the bubbling is carried out between the gas phase and the liquid flowing on the tray plate through the mass transfer element, the gas-liquid contact mass transfer is realized, the liquid descends onto the lower tray plate through the main downcomer and the auxiliary downcomer to carry out the gas-liquid mass transfer of the lower layer, the combined downcomer of the main downcomer and the auxiliary downcomer improves the flux, and the fluxes of the main downcomer and the auxiliary downcomer are adjustable.

The application has the following advantages:

(1) The height between the main downcomer and the tray plate can be adjusted through the adjustable main downcomer baffle plate, so that the adjustment of liquid quantity is realized, the single adjustment can be realized, the device is flexible and convenient, and the device is suitable for various flux adjustment occasions;

(2) The outer side of the main downcomer is provided with an auxiliary downcomer, and the flux can be improved and obviously improved through the arrangement of the combined downcomer; the detachable auxiliary downcomer baffle is arranged at the top of the auxiliary downcomer, so that the adjustment of the liquid outlet flux can be further realized;

(3) The bottom of the mass transfer element is provided with a detachable baffle plate, so that the adjustment of gas phase flux can be realized, and the adjustment of liquid flux can be further improved by the arrangement of an adjustable outlet weir;

(4) When the product yield is adjusted in a chemical co-production device or in a production unit, the internal parts can be conveniently and rapidly adjusted so as to adapt to different production working conditions; the convenient and quick adjustment can greatly shorten the parking reconstruction time of the device, thereby increasing the stable operation time of the device and improving the economic benefit of the device.

Drawings

FIG. 1 is a schematic structural view of the present application;

FIG. 2 is a top view of FIG. 1 of the present application;

FIG. 3 provides another version of the secondary downcomer of FIG. 2;

FIG. 4 is a construction of a primary downcomer with a bottom plate;

FIG. 5 is a structural form in which the bottom slit of the bottom plate is in an elongated shape;

FIG. 6 is a bottom slot of the bottom plate in the form of a grid bar;

FIG. 7 is a bottom slot of the bottom plate in a porous configuration;

FIG. 8 is a schematic view of the positioning and configuration of the secondary downcomer, tray deck, removable secondary downcomer baffles;

FIG. 9 is a schematic view of the structure of an adjustable outlet weir;

1. tray deck 2, main downcomer 3, mass transfer element

4. Adjustable main downcomer baffle 5, auxiliary downcomer 6 and bolts

7. Detachable auxiliary downcomer baffle 8, bolt one 9 and bottom plate

10. Bottom gap 11, adjustable outlet weir 12, fixed weir

13. Sliding groove 14, movable weir 15 and connecting bolt

16. The baffle can be disassembled.

Detailed Description

The following describes the embodiments of the present utility model in detail with reference to fig. 1 to 9. It should be noted that the detailed description herein is presented for purposes of illustration and explanation only and is not intended to limit the utility model.

Embodiment one:

as shown in fig. 1, 2 and 3, the embodiment provides a high-flux tray convenient to adjust, which comprises a tray plate 1, wherein a main downcomer 2 and a mass transfer element 3 are arranged on the tray plate 1, when a plurality of main downcomers 2 are adopted, mass transfer elements 3 are arranged between adjacent main downcomers 5, preferably, the mass transfer elements 3 adopt vertical sieve plates, more preferably, the bottom of the mass transfer elements 3 is provided with a detachable baffle 16, the detachable baffle 16 is connected with the mass transfer elements 3 through bolts and the like, and the detachable baffle 16 is matched with the mass transfer elements 3 to adjust gas phase channels so as to realize adjustment of gas phase flux; the bottom of the main downcomer 2 is provided with an adjustable main downcomer baffle 4, the adjustable main downcomer baffle 4 can adjust the distance between the bottom of the adjustable main downcomer baffle 4 and the tray plate 1 to realize the adjustment of liquid flux, the adjustable main downcomer baffle 4 is connected with the bottom bolts and other structures of the main downcomer 2, more preferably, the adjustable main downcomer baffle 4 can only adopt an inclined baffle and is not used for adjusting the bottom of the main downcomer 2, namely, the distance between the bottom of the adjustable main downcomer baffle 4 and the tray plate 1 can also be used for adjusting the liquid flux of the main downcomer 2 to further realize the adjustment of the liquid flux; the main downcomer 2 adopts a self-liquid-sealing type downcomer, and the self-liquid-sealing type downcomer is any one of an arch-shaped downcomer, a rectangular downcomer and a circular downcomer; the outside of the main downcomer 2 is provided with an auxiliary downcomer 5, the auxiliary downcomer 5 is connected with the tray plate 1 through bolts 6, the combined downcomer of the main downcomer 2 and the auxiliary downcomer 5 improves the flux of the tray plate 1, realizes the high flux of the tray plate 1, and is preferably any one of a circle, a rectangle and a triangle.

Preferably, as shown in fig. 9, the top of the secondary downcomer 5 is provided with a removable secondary downcomer baffle 7, which enables further adjustment of the throughput of the tray deck 1, in particular, the removable secondary downcomer baffle 7 is connected to the top of the secondary downcomer 5 by means of a bolt 8.

Embodiment two:

as shown in fig. 4, in this embodiment, a bottom plate 9 is disposed at the bottom of the adjustable main downcomer baffle 4, the bottom plate 9 and the adjustable main downcomer baffle 4 may be connected by well-known connection methods such as bonding, welding, screw connection, etc., or may be formed by an integral forming method, and a bottom slit 10 is disposed on the bottom plate 9, as shown in fig. 5, 6 and 7, the shape of the bottom slit 10 is a rectangular shape, a grating shape, a porous shape, etc.; the adjustable main downcomer baffles 4 are used to adjust the height distance between the bottom plate 9 and the tray deck 1.

Embodiment III:

as shown in fig. 9, the tray deck 1 is provided with an adjustable outlet weir 11 for further adjusting the liquid flux, and in particular, the adjustable outlet weir 11 includes a fixed weir 12, a sliding groove 13 is provided on the fixed weir 12, a movable weir 14 is connected to the fixed weir 12 through the sliding groove 13, the movable weir 14 moves along the sliding groove 13, and the movable weir 14 and the fixed weir 12 are connected through the sliding groove 13 and a connecting bolt 15 matched with the sliding groove 13.

When the flux is large, the connecting bolt 15 is loosened, the height of the movable weir 14 is adjusted to ensure the high height, when the flux is small, the movable weir 14 is overlapped with the fixed weir 12 to ensure the lowest height, and the connecting bolt 15 is locked for fixing.

The working principle of the utility model is as follows: the upper liquid descends to the tray plate 1, the gas phase ascends from the lower part of the tray plate 1 and bubbles with the liquid flowing on the tray plate 1 through the mass transfer element 3, so that gas-liquid contact mass transfer is realized, the liquid descends to the lower tray plate 1 through the main downcomer 2 and the auxiliary downcomer 5 to carry out gas-liquid mass transfer of the lower layer, the combined downcomer of the main downcomer 2 and the auxiliary downcomer 5 improves the flux, and the fluxes of the main downcomer 2 and the auxiliary downcomer 5 are adjustable; when the load is large, the height of the adjustable outlet weir 11 is adjusted, and the rest work normally; when the load is small, the height of the adjustable outlet weir 11 is adjusted to be the lowest, and the adjustable main downcomer baffles 4, the detachable auxiliary downcomer baffles 7 and the detachable baffles 16 with corresponding numbers are adjusted according to the specific load.

In summary, compared with the prior art, the application has the following advantages:

(1) The height between the main downcomer and the tray plate can be adjusted through the adjustable main downcomer baffle, so that the adjustment of liquid quantity is realized, the adjustment of a single main downcomer can be realized, and the method is flexible and convenient and is suitable for various flux adjustment occasions;

(2) The outer side of the main downcomer is provided with an auxiliary downcomer, and the flux can be improved and obviously improved through the arrangement of the combined downcomer; the detachable auxiliary downcomer baffle is arranged at the top of the auxiliary downcomer, so that the adjustment of the liquid outlet flux can be further realized;

(3) The bottom of the mass transfer element is provided with a detachable baffle plate, so that the adjustment of gas phase flux can be realized, and the adjustment of liquid flux can be further improved by the arrangement of an adjustable outlet weir;

according to the utility model, the mass transfer element, the main downcomer and the auxiliary downcomer are combined to form the composite high-flux tray, and in the process of modifying the existing device, the treatment capacity of the device can be obviously improved and the tower diameter can be obviously reduced by changing the tray into the tray under the condition that the tower diameter is unchanged; in addition, the height of the outlet weir, the height of the bottom clearance of the downcomer relative to the tray plate and the liquid phase channel and the gas phase channel can be adjusted, and when the product yield is adjusted in a chemical co-production device or in a production unit, the internal parts can be conveniently and quickly adjusted so as to adapt to different production working conditions; the convenient and quick adjustment can shorten the parking reconstruction time of the device on one hand, thereby increasing the stable operation time of the device, and can obviously reduce the reconstruction cost on the other hand, so the utility model has obvious economic and social benefits.

The above devices, connection relationships, etc. which are not specifically described belong to the prior art, and the present utility model is not specifically described herein.

The preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the specific details of the foregoing embodiments, and various simple modifications may be made to the technical solutions of the present application within the scope of the technical concept of the present application, and all the simple modifications belong to the protection scope of the present application.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations of the present utility model are not described in detail.

Moreover, any combination of the various embodiments of the present application may be made without departing from the spirit of the present application, which is also to be considered as disclosed herein.

Claims (8)

1. The utility model provides a high flux tray convenient to adjust, includes tray board (1), be provided with main downcomer (2), mass transfer element (3) on tray board (1), its characterized in that, the bottom of main downcomer (2) is provided with adjustable main downcomer baffle (4), the outside of main downcomer (2) is equipped with vice downcomer (5).

2. A high throughput tray as claimed in claim 1, characterized in that the adjustable main downcomer baffles (4) are bolted to the bottom of the main downcomer (2).

3. A high throughput tray as claimed in claim 2, wherein the bottom of the adjustable main downcomer baffle (4) is provided with a bottom plate (9), the bottom plate (9) being provided with a bottom slot (10).

4. A high throughput tray as claimed in claim 1, characterized in that the top of said secondary downcomer (5) is provided with a removable secondary downcomer baffle (7).

5. A high throughput tray for facilitating adjustment according to claim 1, characterized in that the tray deck (1) is provided with adjustable outlet weirs (11).

6. The high-throughput tray for facilitating adjustment according to claim 5, wherein the adjustable outlet weir (11) comprises a fixed weir (12), a sliding groove (13) is provided on the fixed weir (12), a moving weir (14) is slidably connected in the sliding groove (13), and the fixed weir (12) and the moving weir (14) are connected by the sliding groove (13) and a connecting bolt (15) matched with the sliding groove (13).

7. The high throughput tray of claim 1, wherein the bottom of said mass transfer element (3) is provided with a removable baffle (16).

8. The high throughput tray of any one of claims 1 to 7, wherein said mass transfer element (3) employs vertical sieve plates.