CN209906354U

CN209906354U - High-efficiency pipeline pressure dissolution mechanism

Info

Publication number: CN209906354U
Application number: CN201920521153.9U
Authority: CN
Inventors: 吕林
Original assignee: Shandong Linjia New Material Science & Technology Co Ltd
Current assignee: Shandong Linjia New Material Science & Technology Co Ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-01-07
Anticipated expiration: 2029-04-17

Abstract

The utility model belongs to the technical field of pipeline dissolving out ware technique and specifically relates to a mechanism is dissolved out to high efficiency pipeline pressure, including the return bend, the last fixed surface of return bend is connected with overhauls the mechanism, equal fixedly connected with expansion joint on every outer tube, four inner tubes have all been placed in every outer tube, it has first heat-conducting medium layer all to fill in every inner tube, the first arch of the equal fixedly connected with in one side of every inner tube, it is protruding to keep away from the equal fixedly connected with second in first bellied one side on every inner tube, one side of inner tube is kept away from to every first arch contacts each other, one side that the inner tube was kept away from to every second arch all contacts with the outer tube, L type piece has all been placed to two adjacent first bellied relative one sides, the equal fixedly connected with dead lever in first bellied one side is kept away from to every L type piece, the one end that L type piece was kept away. The utility model discloses simple structure is worth promoting.

Description

High-efficiency pipeline pressure dissolution mechanism

Technical Field

The utility model relates to a pipeline dissolving out device technical field especially relates to a high efficiency pipeline pressure dissolving out mechanism.

Background

Most alumina plants now use a low temperature bayer process, where the digestion process is the primary process of the process. The main task of the dissolving-out procedure is to utilize gibbsite type bauxite and sodium chlorate to prepare qualified ore pulp through ore pulp grinding, the ore pulp is dissolved out through a pipeline dissolving-out device, desiliconization pretreatment operation is carried out before dissolving-out, then hydrate of aluminum oxide in the bauxite is leached out in unsaturated circulating mother liquor, and the dissolving-out is finished when the saturation point is reached theoretically.

Most of the existing pipeline digesters are formed by connecting a plurality of sections of pipelines in series, an inner pipe in the pipeline is filled and fixed by media, and after heat conduction, gaps exist among the media, so that the inner pipe moves in an outer pipe, and the heat conduction performance in the pipeline is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the inner tube moves in the outer tube to influence the internal heat conductivity in the prior art, and providing a high-efficiency pipeline pressure dissolution mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

designing a high-efficiency pipeline pressure digestion mechanism, which comprises a bent pipe, wherein two ends of the bent pipe are fixedly connected with sealing rings, one side of each sealing ring, which is far away from the bent pipe, is fixedly connected with an outer pipe, the upper surface of the bent pipe is fixedly connected with an overhaul mechanism, each outer pipe is fixedly connected with an expansion joint, four inner pipes are placed in each outer pipe, each inner pipe is filled with a first heat-conducting medium layer, one side of each inner pipe is fixedly connected with a first bulge, one side of each inner pipe, which is far away from the first bulge, is fixedly connected with a second bulge, one sides of each first bulge, which are far away from the inner pipe, are mutually contacted, one side of each second bulge, which is far away from the inner pipe, is contacted with the outer pipe, two adjacent sides, opposite to the first bulges, are respectively placed with an L-shaped block, and one side of each L-shaped block, which is, every the dead lever is kept away from the one end of L type piece all fixes on the outer tube, be located in the outer tube the outside of inner tube all is filled with the second heat-conducting medium layer, every the equal fixedly connected with closure plate in both ends inboard of outer tube, every the inner tube all runs through the closure plate.

Preferably, the maintenance mechanism includes the access hole, the access hole has been seted up the upper surface of return bend, the closing plate has been placed on the access hole, the both sides of closing plate all are in through the fix with screw on the return bend.

Preferably, the inner tube is placed in a square shape.

Preferably, the first protrusions and the second protrusions are symmetrically distributed.

Preferably, the outer pipe is sprayed with an anticorrosive layer.

Preferably, the outer tube, the L-shaped block and the fixing rod are of an integrated structure.

The utility model provides a pair of high efficiency pipeline pressure dissolves out mechanism, beneficial effect lies in: the utility model discloses a L type piece carries on spacingly to the inner tube, and after the heating of internal medium, the inner tube can not rock in the outer tube, influences the heat conduction of inner tube, has seted up the access hole on the return bend, and the convenience is overhauld internal pipeline, and simple structure, pipeline dissolve out the high efficiency, can not influence the heat conductivility.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency pipeline pressure dissolution mechanism provided by the present invention;

fig. 2 is a schematic front view of a high-efficiency pipe pressure digestion mechanism provided by the present invention;

fig. 3 is a schematic view of a sectional structure of a high-efficiency pipe pressure digestion mechanism according to the present invention.

In the figure: the heat-conducting pipe comprises an elbow pipe 1, an access hole 2, a sealing plate 3, a sealing ring 4, an outer pipe 5, an expansion joint 6, an inner pipe 7, a first heat-conducting medium 8, a first protrusion 9, a second protrusion 10, an L-shaped block 11, a fixing rod 12, a second heat-conducting medium 13 and a blocking plate 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a high efficiency pipeline pressure dissolves out mechanism, including return bend 1, the equal fixedly connected with sealing ring 4 in both ends of return bend 1, the effect of sealing ring 4 is sealed the junction of return bend 1 and outer tube 5, the equal fixedly connected with outer tube 5 in one side that return bend 1 was kept away from to every sealing ring 4, do not communicate between the outer tube 5, the spraying has the anticorrosive coating on the outer tube 5, the last fixed surface of return bend 1 is connected with maintenance mechanism, maintenance mechanism's effect is the pipeline of convenient in to return bend 1 and is maintained, maintenance mechanism includes access hole 2, access hole 2 has seted up the upper surface at return bend 1, closing plate 3 has been placed on access hole 2, the both sides of closing plate 3 all are passed through the fix with screw on return bend 1, open closing plate 3, can maintain the inner tube.

Equal fixedly connected with expansion joint 6 on every outer tube 5, expansion joint 6's effect takes place the inflation to compensate after outer tube 1 is heated, avoid outer tube 5 to break, four inner tubes 7 have all been placed in every outer tube 5, inner tube 7 in the different outer tubes 5 communicates each other, it has first heat-conducting medium layer 8 all to fill in every inner tube 7, first heat-conducting medium layer 8's effect is with inner tube 7 heating, the first arch 9 of the equal fixedly connected with in one side of every inner tube 7, the equal fixedly connected with second arch 10 in one side of keeping away from first arch 9 on every inner tube 7, the protruding 10 symmetric distribution of first arch 9 and second, one side of keeping away from inner tube 7 of every first arch 9 contacts each other, the protruding 10 one side of keeping away from inner tube 7 of every second all contacts with outer tube 5, make inner tube 7 be square putting, carry on spacingly by L type piece 11.

L type piece 11 has all been placed to two adjacent first protruding 9 relative one sides, L type piece 11's effect is that carry out spacing fixed to inner tube 7, the equal fixedly connected with dead lever 12 in one side that first protruding 9 was kept away from to every L type piece 11, the effect of dead lever 12 is fixed L type piece 11, the one end that L type piece 11 was kept away from to every dead lever 12 is all fixed on outer tube 5, L type piece 11 and dead lever 12 structure as an organic whole, the outside packing that is located inner tube 7 in the outer tube 5 has second heat-conducting medium layer 13, the effect of second heat-conducting medium layer 13 is the heating with outer tube 5, the inboard equal fixedly connected with closure plate 14 in both ends of every outer tube 5, closure plate 14's effect is the jam heating medium, closure plate 14 is all run through to every inner tube 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mechanism is dissolved out to high efficiency pipeline pressure, includes return bend (1), the equal fixedly connected with sealing ring (4) in both ends of return bend (1), every sealing ring (4) are kept away from equal fixedly connected with outer tube (5) in one side of return bend (1), characterized in that, the last fixed surface of return bend (1) is connected with overhauls the mechanism, every equal fixedly connected with expansion joint (6) on outer tube (5), every four inner tubes (7) have all been placed in outer tube (5), every all pack in inner tube (7) and have first heat-conducting medium layer (8), every one side of inner tube (7) all fixedly connected with first arch (9), every one side of keeping away from on inner tube (7) first arch (9) all fixedly connected with second arch (10), every first arch (9) keep away from one side of inner tube (7) contacts each other, every protruding (10) of second is kept away from one side of inner tube (7) all with outer tube (5) contacts, and is two adjacent L type piece (11), every are all placed to the relative one side of first arch (9) L type piece (11) are kept away from the equal fixedly connected with dead lever (12) in one side of first arch (9), every dead lever (12) are kept away from the one end of L type piece (11) is all fixed on outer tube (5), be located in outer tube (5) the outside of inner tube (7) all is filled with second heat-conducting medium layer (13), every equal fixedly connected with closure plate (14) in the both ends inboard of outer tube (5), every inner tube (7) all runs through closure plate (14).

2. The high-efficiency pipeline pressure dissolution mechanism according to claim 1, wherein the maintenance mechanism comprises a maintenance opening (2), the maintenance opening (2) is opened on the upper surface of the elbow (1), a sealing plate (3) is placed on the maintenance opening (2), and both sides of the sealing plate (3) are fixed on the elbow (1) through screws.

3. The mechanism of claim 1, wherein the inner tube (7) is square.

4. A high efficiency tube pressure stripping mechanism as claimed in claim 1, wherein said first protrusions (9) and said second protrusions (10) are symmetrically distributed.

5. The high-efficiency pressure stripping mechanism for pipeline as claimed in claim 1, wherein said outer pipe (5) is coated with an anti-corrosion layer.

6. The mechanism of claim 1, wherein the outer tube (5), the L-shaped block (11) and the fixing rod (12) are of an integral structure.