CN212080536U

CN212080536U - Flange for chemical pipeline

Info

Publication number: CN212080536U
Application number: CN202020376848.5U
Authority: CN
Inventors: 张志勇
Original assignee: Jiangsu Furuidi Machinery Manufacturing Co ltd
Current assignee: Jiangsu Furuidi Machinery Manufacturing Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-12-04
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a flange for chemical pipeline relates to the flange field, does not have the anticorrosion structure for solving current flange, in long-time chemical products transportation process, appears the phenomenon that the flange inner wall is corroded easily to life's problem has been reduced. The inner walls of the first built-in pipe and the second built-in pipe are provided with threads, one ends of the first built-in pipe and the second built-in pipe are respectively provided with a first ceramic pipe and a third ceramic pipe, the first ceramic pipe and the third ceramic pipe are respectively in threaded connection with the first built-in pipe and the second built-in pipe, one ends of the first ceramic pipe and the third ceramic pipe are respectively provided with a second ceramic pipe and a fourth ceramic pipe, and the second ceramic pipe and the fourth ceramic pipe are respectively in threaded connection with the inner parts of the first built-in pipe and the second built-in pipe.

Description

Flange for chemical pipeline

Technical Field

The utility model relates to a flange field specifically is a flange for chemical pipeline.

Background

Chemical plants are plants in the chemical industry, which are mostly built according to water, often sufficient water sources can attract more chemical enterprises, a large number of pipelines need to be laid when the chemical plants are built, and flanges are preferably adopted for connection among the pipelines.

The existing flange has no anti-corrosion structure, so that the inner wall of the flange is easily corroded in the long-time chemical product conveying process, the service life is shortened, and the service life of the flange is prolonged in order to effectively prevent corrosion; therefore, the flange for the chemical pipeline is urgently needed to be developed in the market to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flange for chemical pipeline to solve current flange among the above-mentioned background art and not having the anticorrosive structure, in long-time chemical products transportation process, appear the phenomenon that the flange inner wall is corroded easily, thereby reduced life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flange for chemical pipeline, includes first built-in pipe and second built-in pipe, be provided with the screw thread on the inner wall of first built-in pipe and second built-in pipe, the one end of first built-in pipe and second built-in pipe has installed respectively and has inserted first ceramic pipe and third ceramic pipe, first ceramic pipe and third ceramic pipe respectively with first built-in pipe and second built-in pipe threaded connection, the one end of first ceramic pipe and third ceramic pipe is provided with second ceramic pipe and fourth ceramic pipe respectively, second ceramic pipe and fourth ceramic pipe respectively threaded connection are in the inside of first built-in pipe and second built-in pipe.

Preferably, one end of the second ceramic tube and one end of the fourth ceramic tube are respectively provided with a first ceramic connection end and a second ceramic connection end, the first ceramic connection end and the second ceramic connection end are respectively integrally formed with the second ceramic tube and the fourth ceramic tube, a mounting hole is formed in the first ceramic connection end, and one end of the second ceramic connection end is inserted into the mounting hole.

Preferably, first rubber piece and second rubber piece are installed respectively to one side that first pottery was connected the end and the second pottery and is connected the end, first pottery is connected the end and is located the inside of first mounting groove with first rubber piece, second pottery is connected the end and is located the inside of second mounting groove with the second rubber piece.

Preferably, the first mounting groove and the second mounting groove are respectively located at the middle shaft positions of the outer surfaces of one sides of the first connecting disc and the second connecting disc, the first connecting disc and the second connecting disc are oppositely arranged, a sealing rubber ring is adhered to the outer surface of one side of the second connecting disc, and the sealing rubber ring is located between the first connecting disc and the second connecting disc.

Preferably, bolt connecting holes are formed in the outer surfaces of the first connecting disc, the second connecting disc and the sealing rubber ring and correspond to the positions of the bolt connecting holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through set up the screw thread on the inner wall of first built-in pipe and second built-in pipe, first ceramic pipe and third ceramic pipe have been installed and inserted respectively to the one end of first built-in pipe and second built-in pipe, first ceramic pipe and third ceramic pipe respectively with first built-in pipe and second built-in pipe threaded connection, the one end of first ceramic pipe and third ceramic pipe is provided with second ceramic pipe and fourth ceramic pipe respectively, second ceramic pipe and fourth ceramic pipe threaded connection respectively in the inside of first built-in pipe and second built-in pipe, this can come to keep apart the protection to the inner wall of first built-in pipe and second built-in pipe through first ceramic pipe, third ceramic pipe, second ceramic pipe, fourth ceramic pipe, because be used for the chemical industry field, chemical products possess certain corrosion behavior, consequently can effectually avoid first built-in pipe and second built-in pipe to be corroded, the effectual life who prolongs first built-in pipe and second built-in pipe, meanwhile, the service life of the whole flange is effectively prolonged.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a first inner tube; 2. a first splice tray; 3. a first ceramic tube; 4. a second ceramic tube; 5. a first mounting groove; 6. a first rubber block; 7. a first ceramic connection end; 8. sealing the rubber ring; 9. a second connecting disc; 10. a second built-in tube; 11. connecting holes of bolts; 12. a third ceramic tube; 13. a fourth ceramic tube; 14. a second mounting groove; 15. a second rubber block; 16. a second ceramic connection termination.

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, the present invention provides an embodiment: a flange for chemical pipelines comprises a first built-in pipe 1 and a second built-in pipe 10, wherein the inner walls of the first built-in pipe 1 and the second built-in pipe 10 are provided with threads, one ends of the first built-in pipe 1 and the second built-in pipe 10 are respectively inserted with a first ceramic pipe 3 and a third ceramic pipe 12, the first ceramic pipe 3 and the third ceramic pipe 12 are respectively in threaded connection with the first built-in pipe 1 and the second built-in pipe 10, one ends of the first ceramic pipe 3 and the third ceramic pipe 12 are respectively provided with a second ceramic pipe 4 and a fourth ceramic pipe 13, the second ceramic pipe 4 and the fourth ceramic pipe 13 are respectively in threaded connection with the first built-in pipe 1 and the second built-in pipe 10, and the inner walls of the first built-in pipe 1 and the second built-in pipe 10 can be isolated and protected through the first ceramic pipe 3, the third ceramic pipe 12, the second ceramic pipe 4 and the fourth ceramic pipe 13, chemical products possess certain corrosion behavior, consequently can effectually avoid first built-in pipe 1 and the built-in pipe 10 of second to be corroded, the effectual life who prolongs first built-in pipe 1 and the built-in pipe 10 of second, the effectual life who prolongs whole flange of while also.

Further, one end of the second ceramic tube 4 and one end of the fourth ceramic tube 13 are respectively provided with a first ceramic connection end 7 and a second ceramic connection end 16, the first ceramic connection end 7 and the second ceramic connection end 16 are respectively integrally formed with the second ceramic tube 4 and the fourth ceramic tube 13, a mounting hole is formed in the first ceramic connection end 7, and one end of the second ceramic connection end 16 is inserted into the mounting hole.

Further, a first rubber block 6 and a second rubber block 15 are respectively installed on one side of the first ceramic connecting end 7 and one side of the second ceramic connecting end 16, the first ceramic connecting end 7 and the first rubber block 6 are located inside the first mounting groove 5, and the second ceramic connecting end 16 and the second rubber block 15 are located inside the second mounting groove 14.

Further, first mounting groove 5 and second mounting groove 14 are located the axis position department of first connection pad 2 and second connection pad 9 one side surface respectively, and first connection pad 2 and second connection pad 9 are relative and put, and the adhesion has sealing rubber circle 8 on the one side surface of second connection pad 9, and sealing rubber circle 8 is located between first connection pad 2 and the second connection pad 9.

Further, bolt connecting holes 11 are formed in the outer surfaces of the first connecting disc 2, the second connecting disc 9 and the sealing rubber ring 8, and the positions of the bolt connecting holes correspond to those of the sealing rubber ring.

The working principle is as follows: when in use, the first ceramic tube 3 and the third ceramic tube 12 are connected with one end of the first built-in tube 1 and one end of the second built-in tube 10 by screw threads, then the second ceramic tube 4 and the fourth ceramic tube 13 are connected with the other end of the first built-in tube 1 and the other end of the second built-in tube 10 by screw threads, at this time, the first ceramic tube 3 is butted with the second ceramic tube 4, the third ceramic tube 12 is butted with the fourth ceramic tube 13, meanwhile, the first ceramic connection end 7 is positioned inside the first installation groove 5, the second ceramic connection end 16 is positioned inside the second installation groove 14, the first rubber block 6 and the second rubber block 15 can effectively improve the connection firmness of the second ceramic tube 4 and the fourth ceramic tube 13, then, the first built-in tube 1 and the second built-in tube 10 are welded at one end of two pipelines which need to be butted, then the pipelines are butted, at this time, one end of the second ceramic connection end 16 is positioned inside the first ceramic connection end 7, and then the first connecting disc 2 and the second connecting disc 9 are fixedly connected through connecting bolts.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a flange for chemical pipeline, includes first inner tube (1) and second inner tube (10), its characterized in that: the inner walls of the first built-in pipe (1) and the second built-in pipe (10) are provided with threads, one end of the first built-in pipe (1) and one end of the second built-in pipe (10) are respectively provided with a first ceramic pipe (3) and a third ceramic pipe (12), the first ceramic pipe (3) and the third ceramic pipe (12) are respectively in threaded connection with the first built-in pipe (1) and the second built-in pipe (10), one end of the first ceramic pipe (3) and one end of the third ceramic pipe (12) are respectively provided with a second ceramic pipe (4) and a fourth ceramic pipe (13), and the second ceramic pipe (4) and the fourth ceramic pipe (13) are respectively in threaded connection with the first built-in pipe (1) and the second built-in pipe (10).

2. The flange for the chemical pipeline according to claim 1, wherein: one end of the second ceramic tube (4) and one end of the fourth ceramic tube (13) are respectively provided with a first ceramic connecting end (7) and a second ceramic connecting end (16), the first ceramic connecting end (7) and the second ceramic connecting end (16) are respectively integrally formed with the second ceramic tube (4) and the fourth ceramic tube (13), a mounting hole is formed in the first ceramic connecting end (7), and one end of the second ceramic connecting end (16) is inserted into the mounting hole.

3. The flange for the chemical pipeline according to claim 2, wherein: first rubber block (6) and second rubber block (15) are installed respectively to one side that end (7) and second pottery were connected to first pottery, first pottery is connected end (7) and first rubber block (6) and is located the inside of first mounting groove (5), end (16) and second rubber block (15) are connected to the second pottery are located the inside of second mounting groove (14).

4. The flange for the chemical pipeline according to claim 3, wherein: the mounting structure is characterized in that the first mounting groove (5) and the second mounting groove (14) are respectively located at the middle shaft positions of the outer surfaces of one sides of the first connecting disc (2) and the second connecting disc (9), the first connecting disc (2) and the second connecting disc (9) are arranged oppositely, a sealing rubber ring (8) is adhered to the outer surface of one side of the second connecting disc (9), and the sealing rubber ring (8) is located between the first connecting disc (2) and the second connecting disc (9).

5. The flange for the chemical pipeline according to claim 4, wherein: and bolt connecting holes (11) are formed in the outer surfaces of the first connecting disc (2), the second connecting disc (9) and the sealing rubber ring (8) and correspond to each other in position.