CN211901959U - Novel pipeline flange connecting piece - Google Patents
Novel pipeline flange connecting piece Download PDFInfo
- Publication number
- CN211901959U CN211901959U CN202020273183.5U CN202020273183U CN211901959U CN 211901959 U CN211901959 U CN 211901959U CN 202020273183 U CN202020273183 U CN 202020273183U CN 211901959 U CN211901959 U CN 211901959U
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- China
- Prior art keywords
- flange
- connecting piece
- special
- pipeline
- ring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model belongs to the technical field of the pipe connection, specifically disclose a novel pipeline flange connecting piece, including special ring flange and pipeline flange connecting piece, special ring flange cover is at the rear end of the bulge loop of bulge tube, pipeline flange connecting piece and special ring flange tighten up through screw bolt and nut, make bulge tube and special sealing member and metal seal circle stretch into after the flange tightens up in the recess of pipeline flange connecting piece, accomplish the extrusion with the step face in the recess, accomplish sealedly, the utility model has the advantages of easy operation makes things convenient for the dismouting, firm in connection.
Description
Technical Field
The utility model belongs to the technical field of the pipe connection, concretely relates to novel pipeline flange connecting piece.
Background
There are various pipe joints for connecting compressed air pipes. A common problem with existing pipe couplings is that after the pipes are connected, the pipes and the coupling are not firmly connected and axial displacement may occur between them.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be: the existing pipe and the joint are connected insecurely, and axial displacement may occur between the existing pipe and the joint, so that a novel pipeline flange connecting piece is provided.
The utility model discloses a following technical scheme realizes, a novel pipeline flange connecting piece, including special ring flange and pipeline flange connecting piece, be equipped with the bulge loop on the bulge pipe of waiting to connect, special ring flange cover is in the rear end of bulge loop, be equipped with special sealing member and metal seal circle at the bulge loop front end on the bulge pipe, pipeline flange connecting piece and special ring flange tighten up through screw bolt and nut, stretch into after the bulge pipe and special sealing member and metal seal circle tighten up at the flange in pipeline flange connecting piece's the recess, accomplish the extrusion with the step face in the recess.
Furthermore, in order to enhance the sealing effect of the connecting piece, an annular groove is further formed in the special flange plate, and a special flange sealing piece is further arranged in the annular groove.
Furthermore, the pipeline flange connecting piece is of a structure with symmetrical left and right ends, and two ends of the pipeline flange connecting piece are respectively connected with the two convex pipes.
Further, the metal sealing ring is a sealing copper ring.
Furthermore, the convex ring is formed by machining a metal ring raising tool.
The utility model has the advantages that:
1. the utility model discloses the pipeline carries out the high-speed joint through the flange, has simple structure, firm in connection, in real time convenient, make things convenient for the advantage of dismouting many times.
2. The utility model discloses a be equipped with the bulge loop on the bulge tube, the bulge loop front end overlaps in proper order has metal seal circle and special sealing member, when the flange tightens up each other, and bulge loop and metal seal circle and special sealing member stretch into flange joint's recess in, accomplish the extrusion with the step face of recess, accomplish the sealed of bulge tube and flange joint, have sealed reliable advantage.
3. The utility model discloses still be equipped with cyclic annular groove on the dedicated method links to supporting has the flange sealing member, has formed the secondary seal protection to the pipeline, has also strengthened the antidetonation effect of connecting piece simultaneously.
Drawings
Fig. 1 is a cross-sectional view of a novel pipe flange connector of the present invention;
fig. 2 is a schematic structural view of a pipe flange connector of the novel pipe flange connector of the present invention;
fig. 3 is the utility model discloses a novel pipeline flange connecting piece's special ring flange structure sketch map.
In the figure: 1, a special flange plate; 2, a pipeline flange connecting piece; 3, a convex pipe; 4, a convex ring; 5, a metal sealing ring; 6 special sealing ring; 7, bolts; 8, a nut; 9, grooves; 10 step surface; 11 an annular groove; 12 flange seal.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, a novel pipeline flange connecting piece, including special ring flange 1 and pipeline flange connecting piece 2, be equipped with bulge loop 4 on the bulge tube 3 of treating the connection, special ring flange 1 cover is at the rear end of bulge loop 4, be equipped with special sealing member 6 and metal seal 5 at bulge loop 4 front end on bulge tube 3, pipeline flange connecting piece 2 and special ring flange 1 tighten up through bolt 7 and nut 8, bulge tube 3 and special sealing member 6 and metal seal 5 stretch into after the flange tightens up in the recess 9 of pipeline flange connecting piece 2, accomplish the extrusion with the step face 10 in the recess 9.
In practical application, in order to enhance the sealing effect of the connecting piece, the special flange plate 1 is further provided with an annular groove 11, and a special flange sealing piece 12 is further arranged in the annular groove 11.
In practical application, the pipeline flange connecting piece 2 is of a structure with symmetrical left and right ends, and two ends of the pipeline flange connecting piece are respectively connected with the two convex pipes 3.
In practical application, the metal sealing ring 5 is a copper sealing ring.
In practical application, the convex ring 4 is formed by machining a metal ring raising tool.
The utility model discloses a theory of operation:
before the pipe connection, in advancing the pipeline with special ring flange cover, with dedicated ring instrument of playing, it has bulge loop to process the pipeline pipe wall, it has metal seal circle and special sealing member to overlap in proper order at the bulge loop front end, stretch into flange joint's recess with bulge loop and metal seal circle and special sealing member in, utilize bolt and nut to tighten up special ring flange and flange joint, make metal seal circle and special sealing member accomplish the extrusion with the step face of recess, accomplish sealed to bulge tube and flange joint, have sealed reliable advantage, simultaneously the utility model discloses still be equipped with the annular groove on special flange joint, and the supporting flange joint has formed the secondary seal protection to the pipeline, has also strengthened the antidetonation effect of connecting piece simultaneously.
To sum up, the utility model discloses a special ring flange and pipeline flange connecting piece tighten up, make special sealing member and flange sealing member form twice sealed protection, have easy operation, make things convenient for the dismouting, firm in connection's advantage.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (5)
1. The utility model provides a novel pipeline flange connecting piece which characterized in that: including special ring flange (1) and pipeline flange connecting piece (2), be equipped with bulge loop (4) on bulge tube (3) of treating the connection, special ring flange (1) cover is at the rear end of bulge loop (4), be equipped with special sealing member (6) and metal seal circle (5) at bulge loop (4) front end on bulge tube (3), pipeline flange connecting piece (2) and special ring flange (1) tighten up through bolt (7) and nut (8), stretch into after flange tightening up bulge tube (3) and special sealing member (6) and metal seal circle (5) in recess (9) of pipeline flange connecting piece (2), accomplish the extrusion with step face (10) in recess (9).
2. A novel pipe flange connection according to claim 1, wherein: the special flange plate (1) is further provided with an annular groove (11), and a special flange sealing element (12) is further arranged in the annular groove (11).
3. A novel pipe flange connection according to claim 1, wherein: the pipeline flange connecting piece (2) is of a structure with symmetrical left and right ends, and two ends of the pipeline flange connecting piece are respectively connected with the two convex pipes (3).
4. A novel pipe flange connection according to claim 1, wherein: the metal sealing ring (5) is a sealing copper ring.
5. A novel pipe flange connection according to claim 1, wherein: the convex ring (4) is formed by processing a metal ring raising tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020273183.5U CN211901959U (en) | 2020-03-07 | 2020-03-07 | Novel pipeline flange connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020273183.5U CN211901959U (en) | 2020-03-07 | 2020-03-07 | Novel pipeline flange connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901959U true CN211901959U (en) | 2020-11-10 |
Family
ID=73301257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020273183.5U Expired - Fee Related CN211901959U (en) | 2020-03-07 | 2020-03-07 | Novel pipeline flange connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901959U (en) |
-
2020
- 2020-03-07 CN CN202020273183.5U patent/CN211901959U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |