CN212080379U - End face and port double-enhanced double-sealing device of metal plastic composite pipe - Google Patents
End face and port double-enhanced double-sealing device of metal plastic composite pipe Download PDFInfo
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- CN212080379U CN212080379U CN202020455268.5U CN202020455268U CN212080379U CN 212080379 U CN212080379 U CN 212080379U CN 202020455268 U CN202020455268 U CN 202020455268U CN 212080379 U CN212080379 U CN 212080379U
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Abstract
The utility model provides a compound pipe terminal surface of metal plastics and two sealing device of reinforcing of port, is including the compound pipe body of metal plastics, metal reinforcing ring and the sealing ring that has terminal surface and port, the metal reinforcing ring includes metal reinforcing ring body and sets up the turn-ups in metal reinforcing ring body one end, the cross-sectional profile shape of metal reinforcing ring with the cross-sectional profile shape of sealing ring is the same, the sealing ring cover is in the outer wall of metal reinforcing ring is located between metal reinforcing ring and the compound pipe body of metal plastics. Utilize the utility model discloses can realize simultaneously that the terminal surface of metal plastic composite pipe and the double-enhancement and the double containment of port stop metal plastic composite pipe terminal surface and water direct contact, can ensure under the long-term circumstances of logical water of metal plastic composite pipe, the plastics inside lining does not peel off, does not ftracture with the metal pipe inner wall.
Description
Technical Field
The utility model relates to a metal plastic composite pipe terminal surface and two sealing device of port dual enhancement.
Background
The metal plastic composite pipe has the characteristics of good mechanical property, sanitation, environmental protection, low energy consumption, high water delivery efficiency, low operation cost and the like, has the advantages of high strength, difficult deformation, no rustiness, acid and alkali corrosion resistance and the like of the metal pipe, and is widely applied to the fields of water supply, drainage, pollution discharge, chemical industry and the like. However, the metal-plastic composite pipe is affected by the tension of water and the change of the environmental temperature in the long-term water-passing environment, the metal layer and the plastic layer are often slowly peeled off, particularly, the end face of the composite pipe is easily exposed in the air, or the butt joint of two adjacent pipes is not sealed tightly, water and air enter the butt joint, so that the end face of the metal pipe is easily rusted, the metal layer and the plastic layer at the end part of the composite pipe are easily and slowly peeled off and layered, and the influence is gradually pushed towards the inside of the pipe body.
CN201910683558.7 discloses a metal plastic composite pipe end port reinforced end face sealing device and a manufacturing method thereof, which solves the problem of peeling and layering of a metal layer and a plastic layer which are caused by the contact of the end face of a metal plastic composite pipe and water under normal conditions to a certain extent, but the practical use proves that the metal reinforced ring and the plastic pipe are easy to slide under the action of hoisting or other external forces due to small frictional resistance of the contact face of the metal reinforced ring and the plastic pipe, which can cause sealing failure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome the defect that above-mentioned prior art exists, provide a metal plastic composite pipe terminal surface and two sealing device of strengthening of port.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a compound pipe terminal surface of metal plastics and two sealing device of reinforcing of port, is including the compound pipe body of metal plastics, metal reinforcing ring and the sealing ring that has terminal surface and port, the metal reinforcing ring includes metal reinforcing ring body and sets up the turn-ups in metal reinforcing ring body one end, the cross-sectional profile shape of metal reinforcing ring with the cross-sectional profile shape of sealing ring is the same, the sealing ring cover is in the outer wall of metal reinforcing ring is located between metal reinforcing ring and the compound pipe body of metal plastics.
Furthermore, the section of the flanging is a straight edge vertical to the section of the metal reinforced ring body, and the flanging and the straight edge form an L-like shape.
Furthermore, the height of the flanging at the outer end of the metal reinforcing ring is consistent with the wall thickness of the end face of the metal plastic composite pipe.
Furthermore, the width of the long side of the section of the sealing ring is not more than that of the metal reinforcing ring body, and the width of the short side of the section of the sealing ring is the same as the width of a flange at one end of the metal reinforcing ring.
Furthermore, the width of the metal reinforced ring body is more than or equal to 5mm, and the thickness of the metal reinforced ring body is more than or equal to 0.5 mm.
Further, the sealing ring is a rubber sealing ring.
Further, the metal reinforcing ring is a stainless steel reinforcing ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses the metal reinforcing ring and the seal ring that the compound pipe terminal surface of metal plastics and the two sealing device of port adopt carry out the technical scheme of double containment to compound pipe terminal surface of metal plastics and port, have increased the frictional resistance of metal reinforcing ring and the compound pipe of metal plastics by a wide margin, have solved the metal reinforcing ring and have easily received the external force influence to produce the technological problem that slides, have stopped to slide because of the metal reinforcing ring and have caused the sealed inefficacy problem.
2. The utility model discloses the two sealing device that strengthen of metal plastic composite pipe terminal surface and port has stopped traditional sealing washer expander extrusion in-process sealing washer and has removed the technical problem that leads to sealed effect to be difficult to the guarantee.
3. The utility model discloses a two sealing device of strengthening of metal plastic composite pipe terminal surface and port makes the inside lining and the metal reinforcing ring of metal plastic composite pipe port all contact with the sealing ring, has solved the metal reinforcing ring and has become flexible, drop and lead to sealed effect not good or technical problem such as sealed inefficacy because of metal reinforcing ring and the little metal reinforcing ring and the sealing washer that causes of inside lining frictional resistance are not hard up at metal plastic composite pipe hoist and mount, transportation, storage etc. in-process.
4. The utility model discloses the compound pipe terminal surface of metal plastics and the two enhancement double seal device of port have been imitated and have been solved the compound pipe of metal plastics and have been fastened not because of metal reinforcing ring and inside lining expanded joint, and the contact fully leads to the metal reinforcing ring that the metal reinforcing ring slided and cause to the compound pipe reinforcing of metal plastics not good or the sealed technical problem such as inefficacy of reinforcing.
5. The utility model discloses compound pipe terminal surface of metal plastics and the two sealing device of strengthening of port have realized that the seal ring is to the effective seal of the compound pipe terminal surface of metal plastics, have thoroughly solved the compound pipe of metal plastics and have caused the technical problem of tubular metal resonator and inside lining layering because of the terminal surface infiltration.
6. The utility model discloses a two sealing device of strengthening of metal plastic composite pipe terminal surface and port, because of increased the sealing ring between metal plastic composite pipe and metal reinforcing ring, the contact between inside lining that makes the metal plastic composite pipe and the metal reinforcing ring becomes flexible contact, and the resilience force that the sealing ring produced behind the expander makes the expanded joint of metal reinforcing ring more firm, and frictional resistance is bigger, and sealed effect is better.
7. The utility model discloses a compound pipe terminal surface of metal plastic and the two sealing device of strengthening of port have solved the compound pipe expander in-process of metal plastic and have retracted the metal reinforcing ring that causes because of the elasticity of metal reinforcing ring and become flexible, the technical problem who drops.
8. The utility model discloses a metal plastic composite pipe terminal surface and the two sealing device's of port manufacturing method simple process, required equipment is simple, low in production cost.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is an enlarged view of the structure of embodiment 1A shown in FIG. 1;
FIG. 3 is a schematic structural view of a sealing ring sleeved on a metal reinforcing ring in embodiment 1 shown in FIG. 1;
fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 4 in the embodiment 2B.
In the figure: 1. 1-1 parts of metal reinforcing ring, 1-2 parts of metal reinforcing ring body, 1-2 parts of flanging, 2 parts of sealing ring, 3 parts of metal composite pipe body, 3-1 parts of port, 3-2 parts of end face.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1-3, the metal plastic composite pipe of the present embodiment is a socket type composite pipe, and the present embodiment includes a metal plastic composite pipe body 3 with a port 3-1 and an end surface 3-2, a metal reinforcing ring 1 and a sealing ring 2, where the metal reinforcing ring 1 includes a metal reinforcing ring body 1-1 and a flange 1-2 disposed at one end of the metal reinforcing ring body 1-1, the cross-sectional profile shape of the metal reinforcing ring 1 is the same as that of the sealing ring 2, and the sealing ring 2 is sleeved on the outer wall of the metal reinforcing ring 1 and is located between the metal reinforcing ring 1 and the metal plastic composite pipe body 3.
In this embodiment, the cross section of the flange 1-2 is a straight edge perpendicular to the cross section of the metal reinforcing ring body 1-1, and the metal reinforcing ring 1 is bent once to form the flange, that is, the longitudinal section of the metal reinforcing ring 1 is shaped like an "L".
In the embodiment, the height of the flanging 1-2 at the outer end of the metal reinforcing ring 1 is consistent with the wall thickness of the end face 3-2 of the metal plastic composite pipe.
In this embodiment, the width of the metal reinforced ring body 1-1 is greater than or equal to 5mm, and the thickness of the metal reinforced ring body 1-1 is greater than or equal to 0.5 mm.
In this embodiment, the metal reinforcing ring 1 is a stainless steel reinforcing ring.
In this embodiment, the method for manufacturing the metal plastic composite pipe end face and port double-reinforcement double-sealing device includes:
s1, manufacturing a metal reinforcing ring 1; measuring the inner diameter of the metal plastic composite pipe, calculating the perimeter of a stainless steel reinforcing ring which is 9mm smaller than the inner diameter of the metal plastic composite pipe, cutting a stainless steel band by taking the calculated perimeter as the length, wherein the width of the stainless steel band is 60mm, and the thickness of the stainless steel band is 1.4 mm; then, the cut stainless steel band is turned over and rolled by a turning-over and rolling machine; welding the rounded stainless steel ring by a welding machine, and polishing a welding seam;
s2, coating soft glue on the outer wall of the stainless steel reinforced ring, sleeving the sealing ring 2 on the stainless steel reinforced ring, after the glue is solidified, sleeving the sealing ring 2 on the outer wall of the stainless steel reinforced ring tightly, and finally sleeving the stainless steel reinforced ring sleeved with the sealing ring 2 in the port 3-1 of the metal plastic composite pipe, wherein the flanging 1-2 of the stainless steel reinforced ring is tightly adhered to the end face 3-2 of the metal plastic composite pipe; or firstly, the sealing ring 2 is sleeved in the port 3-1 of the metal plastic composite pipe, the short edge of the sealing ring 2 is tightly attached to the end surface 3-2 of the metal plastic composite pipe, and then the stainless steel reinforcing ring coated with the glue is sleeved on the sealing ring 2.
S3, finally, the stainless steel reinforced ring is longitudinally extruded into the metal plastic composite pipe by the extrusion equipment die against the flanging 1-2 at one end of the stainless steel reinforced ring, and the stainless steel reinforced ring is radially extruded and is internally extruded by the die tooling ring to expand the ring, so that the flanging 1-2 of the metal reinforced ring is tightly attached to the end surface 3-2 of the metal plastic composite pipe, and the sealing ring 2 is tightly wrapped between the stainless steel reinforced ring and the metal plastic composite pipe.
Example 2:
as shown in fig. 4 to 5, the metal plastic composite pipe in this embodiment is a straight pipe type composite pipe.
Various modifications and variations of the present invention may be made by those skilled in the art, and they are within the scope of the present invention provided they are within the scope of the claims and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (13)
1. The utility model provides a compound pipe terminal surface of metal plastics and two sealing device of reinforcing of port, includes the compound pipe body of metal plastics, metal reinforcing ring and the sealing ring that has terminal surface and port, its characterized in that: the metal reinforcing ring comprises a metal reinforcing ring body and a flanging arranged at one end of the metal reinforcing ring body, the shape of the cross section profile of the metal reinforcing ring is the same as that of the cross section profile of the sealing ring, and the sealing ring is sleeved on the outer wall of the metal reinforcing ring and is positioned between the metal reinforcing ring and the metal plastic composite pipe body.
2. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 1, wherein: the section of the flanging is a straight edge vertical to the section of the metal reinforced ring body.
3. The metal-plastic composite pipe end face and port double-reinforced double-sealing device according to claim 1 or 2, wherein: the height of the flanging at the outer end of the metal reinforcing ring is consistent with the wall thickness of the end face of the metal plastic composite pipe.
4. The metal-plastic composite pipe end face and port double-reinforced double-sealing device according to claim 1 or 2, wherein: the width of the long side of the section of the sealing ring is not more than that of the metal reinforcing ring body, and the width of the short side of the section of the sealing ring is the same as the width of a flange at one end of the metal reinforcing ring.
5. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 3, wherein: the width of the long side of the section of the sealing ring is not more than that of the metal reinforcing ring body, and the width of the short side of the section of the sealing ring is the same as that of the flanging at one end of the metal reinforcing ring.
6. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 4, wherein: the width of the metal reinforced ring body is more than or equal to 5mm, and the thickness of the metal reinforced ring body is more than or equal to 0.5 mm.
7. The metal-plastic composite pipe end face and port double-reinforced double-sealing device according to claim 1 or 2, wherein: the sealing ring is a rubber sealing ring.
8. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 3, wherein: the sealing ring is a rubber sealing ring.
9. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 4, wherein: the sealing ring is a rubber sealing ring.
10. The metal-plastic composite pipe end face and port double-reinforced double-sealing device according to claim 1 or 2, wherein: the metal reinforcing ring is a stainless steel reinforcing ring.
11. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 3, wherein: the metal reinforcing ring is a stainless steel reinforcing ring.
12. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 4, wherein: the metal reinforcing ring is a stainless steel reinforcing ring.
13. The metal-plastic composite pipe end face and port double-reinforcement double-sealing device according to claim 5, wherein: the metal reinforcing ring is a stainless steel reinforcing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020455268.5U CN212080379U (en) | 2020-04-01 | 2020-04-01 | End face and port double-enhanced double-sealing device of metal plastic composite pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020455268.5U CN212080379U (en) | 2020-04-01 | 2020-04-01 | End face and port double-enhanced double-sealing device of metal plastic composite pipe |
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| CN212080379U true CN212080379U (en) | 2020-12-04 |
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| CN202020455268.5U Active CN212080379U (en) | 2020-04-01 | 2020-04-01 | End face and port double-enhanced double-sealing device of metal plastic composite pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021197405A1 (en) * | 2020-04-01 | 2021-10-07 | 湖南振辉管业有限公司 | End surface and port dual-reinforcing dual-sealing device for metal-plastic composite pipe and fabrication method |
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2020
- 2020-04-01 CN CN202020455268.5U patent/CN212080379U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021197405A1 (en) * | 2020-04-01 | 2021-10-07 | 湖南振辉管业有限公司 | End surface and port dual-reinforcing dual-sealing device for metal-plastic composite pipe and fabrication method |
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