CN212319073U - Flared seamless joint with composite ring - Google Patents
Flared seamless joint with composite ring Download PDFInfo
- Publication number
- CN212319073U CN212319073U CN202021449781.XU CN202021449781U CN212319073U CN 212319073 U CN212319073 U CN 212319073U CN 202021449781 U CN202021449781 U CN 202021449781U CN 212319073 U CN212319073 U CN 212319073U
- Authority
- CN
- China
- Prior art keywords
- ring
- lining ring
- connecting pipe
- shoulder
- flaring
- Prior art date
- 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 relates to a seamless joint especially relates to a flaring formula seamless joint with compound circle. The utility model has the characteristics of stand wear and tear, it is corrosion-resistant, intensity is high, and resistant extruded characteristic has light in weight again simultaneously, simple structure, workable, and the cost is low, and easy environmental protection is retrieved, and is easy to be popularized, the transportation of easily installing. The utility model discloses a connecting pipe, first junk ring and second junk ring, the connecting pipe tip is equipped with the flaring, the flaring is equipped with first shoulder with the connecting pipe junction, first junk ring one end set up with the first butt portion of flaring inner wall looks butt, and the other end sets up second shoulder, second shoulder one side is equipped with the supporting part that is used for supporting the second junk ring, second junk ring outer fringe sets up the second butt portion with flaring inner wall looks butt, second junk ring one end and second shoulder butt, the other end and first shoulder butt.
Description
Technical Field
The utility model relates to a seamless joint especially relates to a flaring formula seamless joint with compound circle.
Background
The existing plastic pipelines or plastic composite pipelines are mostly directly welded, or connected through a movable metal flange after flange roots are welded, or connected through a movable metal flange after flanges are directly turned. The disadvantages are that the directly welded pipeline is difficult to repair and replace; the pipeline connected after the flange root is welded and the pipeline connected after the flange root is directly flanged are limited in use environment, and the joint is easy to break when the pipeline floats on the water surface.
The problems can be effectively avoided by adopting the seamless joint, and the seamless joint mainly has the following forms:
1. the flaring type seamless joint lined with the metal ring (patent No. ZL201120415234.4) has the defects that the metal ring is directly exposed, the weight is heavy, the metal ring is easy to corrode and is not wear-resistant, a rubber mat is used for butt joint between pipelines, and water is leaked seriously;
2. the flaring type seamless joint (ZL201320188506.0) with the rubber layer composite steel ring as the lining is characterized in that the rubber layer is arranged on the surface of the rubber lining steel ring, so that the rubber layer is easily scratched when the rubber lining steel ring is carried or hoisted by a hook, sealing is affected, and abrasion time is shortened;
3. the flaring type seamless joint (ZL201720033234.5) of the lining plastic ring has the advantages that a metal support ring in an inclined groove of the lining plastic ring is too small, low in strength and small in support force, and is extruded by external force and easy to shrink and deform, so that a flange is separated, and the joint cannot be used continuously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flaring formula seamless joint with compound circle has stand wear and tear, and is corrosion-resistant, and intensity is high, and resistant extruded characteristic has light in weight again simultaneously, simple structure, workable, and the cost is low, and easy environmental protection is retrieved, easily popularizes, easily installs the characteristics of transportation.
The flared seamless joint with the composite ring comprises a connecting pipe, a first lining ring and a second lining ring, wherein the end part of the connecting pipe is provided with a flared opening, a first shoulder part is arranged at the joint of the flared opening and the connecting pipe, one end of the first lining ring is provided with a first abutting part which is abutted against the inner wall of the flared opening, the other end of the first lining ring is provided with a second shoulder part, one side of the second shoulder part is provided with a supporting part which is used for supporting the second lining ring, the outer edge of the second lining ring is provided with a second abutting part which is abutted against the inner wall of the flared opening, one end of the second lining ring is abutted against the second shoulder part, and the other end; the first abutting portion comprises a first groove portion arranged on the first lining ring; the second abutment portion includes a second recessed portion disposed on the second collar.
The first lining ring is made of plastic, the second lining ring is made of metal, such as a steel ring or an iron ring, the first lining ring and the second lining ring are two independent bodies and are combined together to form a whole, during installation, the inner wall of the connecting pipe is heated, then the combined composite ring is pushed into the pipe orifice of the connecting pipe, the inner wall of the connecting pipe is extruded to form a protrusion, the first lining ring and the second lining ring enter the first groove part and the second groove part of the composite ring to form occlusion, the first lining ring and the second lining ring are made to be very firm, the first lining ring and the second lining ring cannot fall out, the protrusion corresponding to the first groove part is a first protrusion, and the protrusion corresponding to the second groove part is a second protrusion. The outer plastic ring is wear resistant, corrosion resistant and light in weight. The inner metal lining ring plays a role in strengthening and supporting, compared with the prior steel ring, the strength is many times higher, and the lining ring cannot shrink and deform under external force extrusion.
Preferably, the second collar is nested with the support portion.
The second lining ring is in interference fit with the supporting part.
Preferably, one end of the support portion abuts against the first shoulder portion. One end of the first lining ring is fixed.
Preferably, one end of the support portion is flush with the outer edge of the first shoulder portion.
Turbulence generated at the connection part of the support part and the first shoulder part when liquid flows in the connecting pipe is reduced.
Preferably, the first collar has one end flush with the flared rim.
A rubber pad is conveniently installed between two adjacent joints.
Still include flange and flange fastener, flange set up in on the connecting tube outer wall, flange's internal diameter is less than the flaring diameter, the flange fastener is used for fastening flange.
The flange fastener is a bolt and a nut and is used for fastening the connecting flange arranged on the flaring.
The utility model has the advantages that: the novel composite material has the characteristics of wear resistance, corrosion resistance, high strength and extrusion resistance, and has the characteristics of light weight, simple structure, easiness in processing, low manufacturing cost, easiness in environmental protection and recycling, easiness in popularization and easiness in installation and transportation.
Drawings
FIG. 1 is a schematic view of a connection tube and flare connection;
FIG. 2 is a schematic view of a second gasket construction;
FIG. 3 is a schematic view of a first gasket construction;
FIG. 4 is a schematic structural diagram of an embodiment;
in the figure: 1. a connecting pipe; 2. a first collar; 3. a second collar; 4. flaring; 5. a first shoulder portion; 6. a second shoulder portion; 7. a support portion; 8. a first groove portion; 9. a first boss portion; 10. a second groove portion; 11. a second boss portion; 12. a connecting flange; 13. a flange fastener.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-4, the flared seamless joint with a composite ring of the present invention comprises a connecting pipe 1, a first lining ring 2 and a second lining ring 3, wherein an end of the connecting pipe 1 is provided with a flared opening 4, a first shoulder portion 5 is provided at a joint of the flared opening 4 and the connecting pipe 1, one end of the first lining ring 2 is provided with a first abutting portion abutting against an inner wall of the flared opening 4, the other end of the first lining ring is provided with a second shoulder portion 6, one side of the second shoulder portion 6 is provided with a supporting portion 7 for supporting the second lining ring 3, an outer edge of the second lining ring 3 is provided with a second abutting portion abutting against an inner wall of the flared opening 4, one end of the second lining ring 3 abuts against the second shoulder portion 6, and the other end abuts against the first; the first abutting part comprises a first groove part 8 arranged on the first lining ring 2 and a first bulge part 9 which is arranged on the inner wall of the flared opening 4 and is matched with the first groove part 8; the second abutting part comprises a second groove part 10 arranged on the second lining ring 3 and a second bulge part 11 which is arranged on the inner wall of the flaring 4 and is matched with the second groove part 10. The second collar 3 is nested with a support 7. One end of the support portion 7 abuts against the first shoulder portion 5. One end of the support part 7 is flush with the outer edge of the first shoulder part 5. One end of the first lining ring 2 is flush with the outer edge of the flaring 4. Still include flange 12 and flange fastener 13, flange 12 set up in on 1 outer wall of connecting pipe, flange 12's internal diameter is less than 4 diameters of flaring, flange fastener 13 is used for fastening flange 12.
The first lining ring 2 is made of plastic, the second lining ring 3 is made of metal, such as a steel ring or an iron ring, the first lining ring 2 and the second lining ring 3 are two independent bodies which are combined together to form a whole, during installation, the inner wall of the connecting pipe 1 is heated, then the combined composite ring is pushed into the pipe orifice of the connecting pipe 1, the inner wall of the connecting pipe 1 is extruded to form a protrusion, the protrusion enters into a first groove part 8 and a second groove part 10 of the composite ring to form occlusion, so that the first lining ring and the second lining ring are very firm, the first lining ring and the second lining ring cannot fall out, the protrusion corresponding to the first groove part is a first protrusion part 9, and the protrusion corresponding to the second groove part is a second protrusion part 11. The outer plastic ring is wear resistant, corrosion resistant and light in weight. The inner metal lining ring plays a role in strengthening and supporting, compared with the prior steel ring, the strength is many times higher, and the lining ring cannot shrink and deform under external force extrusion. The second collar 3 is an interference fit with the support 7. One end of the support portion 7 abuts against the first shoulder portion 5, and fixes one end of the first liner 2. One end of the supporting part 7 is flush with the outer edge of the first shoulder part 5, so that the turbulence generated at the joint of the supporting part 7 and the first shoulder part 5 when liquid flows in the connecting pipe 1 is reduced. One end of the first lining ring 2 is flush with the outer edge of the flaring 4, so that a rubber gasket can be conveniently installed between two adjacent joints. The flange fasteners 13 are bolts and nuts for fastening the connection flange 12 provided on the flare 4.
The utility model discloses a use as follows: when two adjacent joints are connected, the first lining ring and the second lining ring are clamped at the flaring part in sequence and fixed respectively, and then the adjacent flaring parts are connected through the connecting flange and the flange fastener.
Of course, the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the embodiments of the present invention. The present invention is not limited to the above examples, and the technical field of the present invention is equivalent to the changes and improvements made in the actual range of the present invention, which should be attributed to the patent coverage of the present invention.
Claims (6)
1. The utility model provides a flared formula seamless joint with compound circle which characterized in that: the connecting pipe comprises a connecting pipe (1), a first lining ring (2) and a second lining ring (3), wherein an expanding opening (4) is arranged at the end part of the connecting pipe (1), a first shoulder part (5) is arranged at the joint of the expanding opening (4) and the connecting pipe (1), a first abutting part abutting against the inner wall of the expanding opening (4) is arranged at one end of the first lining ring (2), a second shoulder part (6) is arranged at the other end of the first lining ring, a supporting part (7) used for supporting the second lining ring (3) is arranged on one side of the second shoulder part (6), a second abutting part abutting against the inner wall of the expanding opening (4) is arranged at the outer edge of the second lining ring (3), one end of the second lining ring (3) abuts against the second shoulder part (6), and the other end of the second;
the first abutting portion comprises a first groove portion (8) provided on the first collar (2);
the second abutment portion comprises a second groove portion (10) provided on the second collar (3).
2. The flared seamless joint with composite ring of claim 1, wherein: the second lining ring (3) is sleeved with the supporting part (7).
3. The flared seamless joint with composite ring according to claim 1 or 2, characterized in that: one end of the supporting part (7) is abutted against the first shoulder part (5).
4. The flared seamless joint with composite ring of claim 3, wherein: one end of the supporting part (7) is flush with the outer edge of the first shoulder part (5).
5. The flared seamless joint with composite ring of claim 3, wherein: one end of the first lining ring (2) is flush with the outer edge of the flaring (4).
6. The flared seamless joint with composite ring of claim 1, wherein: still include flange (12) and flange fastener (13), flange (12) set up in on connecting pipe (1) outer wall, flange (12)'s internal diameter is less than flaring (4) diameter, flange fastener (13) are used for fastening flange (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021449781.XU CN212319073U (en) | 2020-07-21 | 2020-07-21 | Flared seamless joint with composite ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021449781.XU CN212319073U (en) | 2020-07-21 | 2020-07-21 | Flared seamless joint with composite ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212319073U true CN212319073U (en) | 2021-01-08 |
Family
ID=74034863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021449781.XU Expired - Fee Related CN212319073U (en) | 2020-07-21 | 2020-07-21 | Flared seamless joint with composite ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212319073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706731A (en) * | 2020-07-21 | 2020-09-25 | 山东三玄橡塑科技股份有限公司 | Flared seamless joint with composite ring |
-
2020
- 2020-07-21 CN CN202021449781.XU patent/CN212319073U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706731A (en) * | 2020-07-21 | 2020-09-25 | 山东三玄橡塑科技股份有限公司 | Flared seamless joint with composite ring |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 Termination date: 20210721 |