CN109954595B

CN109954595B - Disc type separator disc group with multiple changeable flow passages

Info

Publication number: CN109954595B
Application number: CN201910313688.1A
Authority: CN
Inventors: 李福宝; 刘岩岩; 徐飞; 许增金; 舒德龙
Original assignee: Shenyang University of Technology
Current assignee: Shenyang University of Technology
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2021-12-21
Anticipated expiration: 2039-04-18
Also published as: CN109954595A

Abstract

The invention relates to a disc separator disc group of a disc separator that can change multiple flow channels. The bottom disc, the middle disc and the top disc are stacked together from bottom to top in sequence; The top structures of the discs are all inward horizontally folded center holes, and the inner edge of the center hole has a keyway. ; The side wall of the main body of the bottom layer is without holes or has a circle of upper row holes a or a circle of lower row holes a, and the side wall of the middle layer disc main body has upper row holes b and lower row holes b and supporting ribs at the same time. The top layer disc and the bottom layer disc have the same side wall openings, and the top layer disc main body side wall is non-porous or has a circle of upper row holes c or a circle of lower row holes c. The combined use of the three-layer discs of the present invention can make the disc separator have three kinds of flow passages.

Description

Disc type separator disc group with multiple changeable flow passages

Technical Field

The invention belongs to the field of fluid machinery, relates to a disc of a disc type separator, and particularly relates to a disc group of the disc type separator with multiple changeable flow channels.

Background

The existing disc type separator has various types and models, but has single structure, single function and narrow application range, and can not realize multiple functions and multiple purposes of a machine, because the disc type separator generally only has one flow channel and only has one disc, and can not simultaneously realize liquid-liquid two-phase separation and purification, solid-liquid two-phase separation and purification and liquid-solid three-phase separation, and can not realize multiple purposes of a machine.

Disclosure of Invention

Object of the Invention

In order to realize multiple functions and multiple purposes of one machine type, the invention designs a disc type separator disc group with multiple changeable flow channels. The disc group is divided into a bottom disc, a middle disc and a top disc, and the combination of the three discs can make the disc separator have three flow channels. Can realize liquid-liquid two-phase separation and purification, solid-liquid two-phase separation and purification, can also realize liquid-solid three-phase separation, and realizes multiple purposes of one machine.

Technical scheme

The utility model provides a dish formula separating centrifuge disc group of convertible multithread way which characterized in that: the disc type disc comprises a bottom disc, a middle disc and a top disc, wherein the main body of the bottom disc, the middle disc and the top disc are conical;

the top structures of the bottom layer disc, the middle layer disc and the top layer disc are central holes which are folded inwards and horizontally, key grooves are formed in the edges of the inner rings of the central holes, and the bottom structures of the bottom layer disc, the middle layer disc and the top layer disc are folded outwards and horizontally;

the side wall of the bottom layer disc main body is provided with no holes or a circle of upper row holes a or a circle of lower row holes a, and the side wall of the middle layer disc main body is simultaneously provided with upper row holes b, lower row holes b and supporting ribs; the top layer disc and the bottom layer disc have the same side wall opening, and the side wall of the top layer disc main body is provided with no holes or a circle of upper row holes c or a circle of lower row holes c;

the positions of the upper row of holes a, the upper row of holes b and the upper row of holes c are corresponding;

the positions of the lower row holes a, the lower row holes b and the lower row holes c are corresponding.

The key grooves are uniformly distributed, and preferably 2-8 key grooves are formed.

The upper row of holes a, the upper row of holes b, the upper row of holes c, the lower row of holes a, the lower row of holes b and the lower row of holes c are uniformly distributed, and the supporting ribs are also uniformly distributed.

The supporting ribs uniformly divide the upper row of holes b and the lower row of holes b of the outer conical surface of the disc in the middle layer into a plurality of single-row vertical holes on a plain line.

The bottom layer disc, the middle layer disc and the top layer disc have the same external dimension.

The number of the middle layer discs is multiple.

The number of the bottom layer discs and the number of the top layer discs are respectively 1.

The top layer disk and the bottom layer disk are also provided with the same supporting ribs as the middle layer disk.

Advantages and effects

(1) The invention designs a disc group of a disc type separator with changeable multi-flow channels, which is divided into a bottom disc, a middle disc and a top disc, wherein the three discs are combined to ensure that the disc type separator has three flow channels. The disc separator with three flow channels can realize liquid-liquid two-phase separation and purification, solid-liquid two-phase separation and purification, and also can realize liquid-solid three-phase separation, thereby realizing multiple purposes of one machine.

(2) Key grooves are uniformly distributed on the edge of the central hole at the upper part of each layer of the discs. The uniformly distributed key grooves can be matched with the outer ribs of the disc bracket for mounting discs, so that the function of preventing relative dislocation of the discs can be realized, and torque can be transmitted to the discs.

(3) The mounting size of each layer of discs is the same as the main structure and size, so that the discs are convenient to replace and mount.

(4) The top layer of the disc set is the same as the bottom layer of the disc set in structure, three types of discs are provided, and one disc is preferably used in the disc type separator. The number of the intermediate layer discs is only one, and a plurality of intermediate layer discs are preferably used. When three flow passages are needed to be realized, three sets of discs are not needed to be produced for each type of disc, so that the production cost of the discs can be greatly reduced.

Drawings

FIG. 1 is a diagram illustrating an overall structure of a disk set in which only lower rows of holes are formed in the sidewalls of a bottom disk and a top disk in accordance with embodiment 1;

FIG. 2 is the overall structure of the disk set in the embodiment 2 when the side walls of the bottom layer disk and the top layer disk have only the upper row of holes;

FIG. 3 is the overall structure of the disk set of embodiment 3 when the side walls of the bottom disk and the top disk are not porous;

FIG. 4 is a schematic view of a structure of a bottom disc or a top disc without holes on its sidewalls;

FIG. 5 is a schematic view of the structure of the bottom layer of the disc with only the top row of holes on the sidewall;

FIG. 6 is a schematic view of a bottom disc having only bottom row of holes on its sidewall;

FIG. 7 is a schematic view of a middle layer disc;

FIG. 8 is a schematic diagram of a top-layer disk with only top row holes on its sidewall;

FIG. 9 is a schematic diagram of the top disk with only bottom row of holes on the sidewall.

Description of reference numerals:

1-bottom layer disc, 2-middle layer disc, 3-top layer disc, 4-upper row hole a, 5-lower row hole a, 6-upper row hole b, 7-lower row hole b, 8-upper row hole c, 9-lower row hole c and 10-supporting ribs.

Detailed Description

The invention is further described with reference to the following drawings, taking a multilayer interlayer disc and 6 key slots as examples:

example 1

As shown in fig. 1, fig. 6 and fig. 9, a disc set of a convertible multi-channel disc type separator comprises a bottom disc 1, a middle disc 2 and a top disc 3, wherein the bottom disc 1, the middle disc 2 and the top disc 3 are conical in main body, and the outer dimensions of the bottom disc 1, the middle disc 2 and the top disc 3 are the same. 1 bottom layer disc 1, a plurality of middle layer discs 2 and 1 top layer disc 3 are overlapped together in sequence from bottom to top; the top structures of the bottom layer disc 1, the middle layer disc 2 and the top layer disc 3 are central holes with inward horizontal folded edges, the inner ring edge of the central holes is provided with 6 key slots, and the bottom structures of the bottom layer disc 1, the middle layer disc 2 and the top layer disc 3 are outward horizontal folded edges; the lateral wall of the main body of the bottom layer disc 1 is provided with a circle of lower row holes a 5, the lateral wall of the main body of the middle layer disc 2 is simultaneously provided with an upper row holes b 6, a lower row holes b 7 and supporting ribs 10, a row of upper row holes b 6 and a row of lower row holes b 7 are clamped between every two supporting ribs 10, and the supporting ribs 10 are uniformly distributed to divide the upper row holes b 6 and the lower row holes b 7 of the outer conical surface of the middle layer disc 2 into a plurality of single-row vertical row holes on a plain line. The top layer disc 3 and the bottom layer disc 1 have the same side wall opening, and the side wall of the body of the top layer disc 3 is provided with a circle of lower row holes c 9; the positions of the lower row holes a 5, the lower row holes b 7 and the lower row holes c 9 are corresponding. The upper row of holes b 6, the lower row of holes a 5, the lower row of holes b 7 and the lower row of holes c 9 are uniformly distributed, and the supporting ribs 10 are also uniformly distributed.

Example 2

As shown in fig. 2, fig. 5 and fig. 8, a disc set of a convertible multi-channel disc type separator comprises a bottom disc 1, a middle disc 2 and a top disc 3, wherein the bottom disc 1, the middle disc 2 and the top disc 3 are conical in main body, and the outer dimensions of the bottom disc 1, the middle disc 2 and the top disc 3 are the same. 1 bottom layer disc 1, a plurality of middle layer discs 2 and 1 top layer disc 3 are overlapped together in sequence from bottom to top; the top structures of the bottom layer disc 1, the middle layer disc 2 and the top layer disc 3 are central holes with inward horizontal folded edges, the inner ring edge of the central holes is provided with 6 key slots, and the bottom structures of the bottom layer disc 1, the middle layer disc 2 and the top layer disc 3 are outward horizontal folded edges; the lateral wall of the main body of the bottom layer disc 1 is provided with a circle of upper row holes a 4, the lateral wall of the main body of the middle layer disc 2 is simultaneously provided with an upper row holes b 6, a lower row holes b 7 and supporting ribs 10, a row of upper row holes b 6 and a row of lower row holes b 7 are clamped between every two supporting ribs 10, and the supporting ribs 10 are uniformly distributed to divide the upper row holes b 6 and the lower row holes b 7 of the outer conical surface of the middle layer disc 2 into a plurality of single-row vertical row holes on a plain line. The top layer disc 3 and the bottom layer disc 1 have the same side wall opening, and the side wall of the body of the top layer disc 3 is provided with a circle of upper row holes c 8; the positions of the upper row of holes a 4, the upper row of holes b 6 and the upper row of holes c 8 are corresponding; the upper row of holes a 4, the upper row of holes b 6, the upper row of holes c 8 and the lower row of holes b 7 are uniformly distributed, and the supporting ribs 10 are also uniformly distributed.

Example 3

As shown in fig. 3 and 4, a disc set of a disc separator capable of changing multiple flow channels comprises a bottom disc 1, a middle disc 2 and a top disc 3, wherein the bottom disc 1, the middle disc 2 and the top disc 3 are conical in main body, and the outer dimensions of the bottom disc 1, the middle disc 2 and the top disc 3 are the same. 1 bottom layer disc 1, a plurality of middle layer discs 2 and 1 top layer disc 3 are overlapped together in sequence from bottom to top; the top structures of the bottom layer disc 1, the middle layer disc 2 and the top layer disc 3 are central holes with inward horizontal folded edges, the inner ring edge of the central holes is provided with 6 key slots, and the bottom structures of the bottom layer disc 1, the middle layer disc 2 and the top layer disc 3 are outward horizontal folded edges; the side wall of the main body of the bottom layer disc 1 is not provided with holes, the side wall of the main body of the middle layer disc 2 is simultaneously provided with an upper row of holes b 6, a lower row of holes b 7 and supporting ribs 10, a row of the upper row of holes b 6 and the lower row of holes b 7 are clamped between every two supporting ribs 10, and the supporting ribs 10 are uniformly distributed to divide the upper row of holes b 6 and the lower row of holes b 7 of the outer conical surface of the middle layer disc 2 into a plurality of single-row vertical holes on a plain line. The side walls of the body of the top disc 3 are not perforated.

Description of the principle:

the number of all the upper row holes and the lower row holes of the disc group is the same, and a plurality of rows of holes are formed. On the conical surface vertical line, two sides of each row of holes are provided with ribs. In application, a disk cover is disposed on the top disk, and a disk tray is disposed under the bottom disk. All discs are stacked on a disc tray and used inside the drum.

In example 3, when the bottom disc is a holeless disc and the top disc is a holeless disc similar to the bottom disc, the feed enters the outer edges of the discs from the lower flow channel of the disc tray, and the separation of the phase components between the discs from the outer edges of the discs is performed, the flow direction and the flow channel of the feed are shown by the arrows in fig. 1.

In example 2, when the bottom layer disc is the top row hole disc, and the top layer disc is the same as the bottom layer disc, the feeding material enters the row holes of each layer of discs from the lower flow channel of the disc tray, and enters the space between the layers of discs through the top row holes of each layer of discs to separate the phase components, and the flow direction and the flow channel of the feeding material are shown by arrows in fig. 2.

In the embodiment 1, when the bottom layer disc is the bottom row hole disc, and the top layer disc is also the same bottom row hole disc as the bottom layer disc, the feeding material enters the bottom row holes of the discs from the lower flow channel of the disc tray, and enters the discs of each layer through the bottom row holes of the discs of each layer to separate the phase components, and the flow direction and the flow channel of the feeding material are shown by arrows in fig. 3.

The supporting ribs play a role in supporting and spacing the discs, and can also reduce the flow of feeding between the two discs, thereby improving the separation efficiency. The number of keyways is preferably 2-8. The top disc 3 and the bottom disc 1 preferably have no support ribs 10, and the top disc 3 and the bottom disc 1 may also be provided with the same support ribs 10 as the middle disc 2.

The surface of each disc of the disc set can be plated with a film so as to improve the hydrophobicity and the oleophobicity of the surface of the disc, further improve the anti-clogging capability and the separation efficiency of the separator and further improve the corrosion resistance of the disc.

Claims

1. A multi-channel disc separator disc set, characterized in that it comprises a bottom disc (1), an intermediate disc (2) and a top disc (3) whose main body is a conical shape, The bottom layer disc (1), the middle layer disc (2) and the top layer disc (3) are stacked together from bottom to top;

The top structures of the bottom layer disc (1), the middle layer disc (2) and the top layer disc (3) are all inwardly horizontally folded center holes, the inner ring edges of the center holes are provided with key grooves, and the bottom layer discs are provided with key grooves. (1) The bottom structures of the middle layer disc (2) and the top layer disc (3) are all outwardly horizontally folded bottom edges;

The side wall of the main body of the bottom layer disc (1) is non-porous or has a circle of upper row holes a (4) or a circle of lower row holes a (5). Row holes b (6) and lower row holes b (7) and support ribs (10); the top layer disc (3) is the same as the bottom layer disc (1) with the same side wall openings, and the top layer disc (3) is the main body The side wall is without holes or has a circle of upper row holes c (8) or a circle of lower row holes c (9);

The positions of the upper row holes a (4), the upper row holes b (6) and the upper row holes c (8) are corresponding;

The positions of the lower row of holes a (5), the lower row of holes b (7) and the lower row of holes c (9) are corresponding;

The number of the middle layer discs (2) is multiple; the numbers of the bottom layer discs (1) and the top layer discs (3) are each one;

The upper row of holes a (4), the upper row of holes b (6), the upper row of holes c (8), the lower row of holes a (5), the lower row of holes b (7) and the lower row of holes c (9) are Evenly distributed, the support ribs (10) are also evenly distributed;

For the supporting ribs (10), a row of upper row holes b (6) and lower row holes b (7) are sandwiched between every two supporting ribs (10), and the supporting ribs (10) are evenly distributed to connect the middle layer discs. (2) The upper row of holes b (6) and the lower row of holes b (7) of the outer conical surface are separated into a plurality of single-row vertical rows of holes on the prime line;

The surface of each disc of the disc group is also surface-coated.

2 . The multi-channel disc separator disc set with convertible flow channels according to claim 1 , wherein the key grooves are evenly distributed, and there are 2-8 key grooves. 3 .

3. The switchable multi-channel disc separator disc set according to claim 1, characterized in that: the bottom disc (1), the middle disc (2) and the top disc (3) of the same dimensions.

4. The variable multi-channel disc separator disc set according to claim 1, wherein the top disc (3) and the bottom disc (1) are also provided with a middle layer disc. (2) The same support ribs (10).