CN213452327U

CN213452327U - Secondary-sealing PE water supply pipeline

Info

Publication number: CN213452327U
Application number: CN202022599571.5U
Authority: CN
Inventors: 徐江山
Original assignee: Zhejiang Haorui Technology Co ltd
Current assignee: Zhejiang Haorui Technology Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-15
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a PE water supply pipeline with secondary sealing, wherein the inner side walls of the two end ports of a first PE water supply pipe are provided with first rotary connecting grooves, the outer side walls of the two end ports of a second PE water supply pipe are provided with second rotary connecting grooves, the inner side end of each first rotary connecting groove is provided with a first annular groove, a first sealing rubber ring is nested and clamped in the first annular groove, the inner side end of each second rotary connecting groove is provided with a second annular groove, and the second sealing rubber ring is nested and clamped in the second annular groove; the first rotary connection groove and the second rotary connection groove are mutually and rotatably connected, and the outer side ends of the first sealing rubber ring and the second sealing rubber ring are respectively clamped at the connection part of the first PE water supply pipe and the second PE water supply pipe; the outer side port parts of the first PE water supply pipe and the second PE water supply pipe are screwed with fastening sleeves, and the fastening sleeves are wrapped on the periphery of the connection part of the first PE water supply pipe and the second PE water supply pipe. The utility model discloses a secondary seal is in order to improve PE pipe connection department encapsulated situation to can effectively avoid PE pipe connection department to take place to reveal and cracked problem.

Description

Secondary-sealing PE water supply pipeline

Technical Field

The utility model relates to a pipeline structure technical field, specific secondary seal's PE water supply pipeline that says so.

Background

When laying water supply and drainage pipelines for buildings, PE pipes are often adopted as water supply pipelines, and in the process of laying and constructing the water supply pipelines, the PE pipes are required to be spliced with each other so as to meet the requirements of the trend and the length of the water supply pipelines in the construction process. The traditional mode of splicing the PE pipes is that the connecting positions of two sections of PE pipes are coated with sealing layers or sealing rings are nested in the connecting positions, the sealing mode is single, and efficient sealing of the connecting positions is difficult to guarantee. In addition, the traditional PE pipe joint is easy to leak water, and the joint can be broken seriously.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a through secondary seal in order to improve PE pipe connection department encapsulated situation, can effectively avoid PE pipe connection department to take place to reveal and the PE water supply pipe of fracture problem.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a PE water supply pipeline with secondary sealing comprises a first PE water supply pipe, a second PE water supply pipe, a fastening sleeve, a first sealing rubber ring and a second sealing rubber ring, wherein first screwing grooves are formed in the inner side walls of ports at two ends of the first PE water supply pipe, second screwing grooves are formed in the outer side walls of ports at two ends of the second PE water supply pipe, a first annular groove is formed in the inner side end of the first screwing groove, the first sealing rubber ring is nested and clamped in the first annular groove, the outer side end of the first sealing rubber ring leaks out of the first screwing groove, a second annular groove is formed in the inner side end of the second screwing groove, the second sealing rubber ring is nested and clamped in the second annular groove, and the outer side end of the second sealing rubber ring leaks out of the second screwing groove; the first rotary connection groove and the second rotary connection groove are mutually and rotatably connected, and the outer side ends of the first sealing rubber ring and the second sealing rubber ring are respectively clamped at the connection part of the first PE water supply pipe and the second PE water supply pipe;

the fastening sleeve is screwed on the outer side port parts of the first PE water supply pipe and the second PE water supply pipe, and the fastening sleeve is wrapped on the periphery of the joint of the first PE water supply pipe and the second PE water supply pipe.

The thickness of the first PE water supply pipe is equal to that of the second PE water supply pipe, and the length of the first rotary connection groove is equal to that of the second rotary connection groove.

The inside wall in first soon connecing the groove is provided with first internal thread, the outside wall in second soon connecing the groove is provided with first external screw thread, and first internal thread, second internal thread each other soon connect.

After the port positions of the first PE water supply pipe and the second PE water supply pipe are screwed, the inner side walls of the first PE water supply pipe and the second PE water supply pipe are arranged in a flush mode, and the outer side walls of the first PE water supply pipe and the second PE water supply pipe are arranged in a flush mode.

Second external threads are formed in the outer side wall ports of the first PE water supply pipe and the second PE water supply pipe, second internal threads are formed in the inner side wall of the fastening sleeve, and the second external threads are connected with the second internal threads in a screwing mode.

The utility model has the advantages that: in the screwing process, the first sealing rubber ring is extruded and inverted by the end opening part of the second PE water supply pipe, is further closely embedded at the inner side part of the joint of the first PE water supply pipe and the second PE water supply pipe, primarily seals the joint of the first PE water supply pipe and the second PE water supply pipe, is extruded and inverted by the end opening part of the first PE water supply pipe, is further closely embedded at the outer side part of the joint of the first PE water supply pipe and the second PE water supply pipe, and secondarily seals the joint of the first PE water supply pipe and the second PE water supply pipe; the connecting parts of the first PE water supply pipe and the second PE water supply pipe are reinforced through the fastening sleeve, and the risks of fracture and leakage of a water body at the connecting part of the first PE water supply pipe and the second PE water supply pipe are effectively reduced.

Drawings

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

FIG. 2 is an enlarged detail view of portion A of FIG. 1;

FIG. 3 is a schematic structural view of a first PE water supply pipe of the present invention;

FIG. 4 is a schematic structural view of a second PE water supply pipe according to the present invention.

In the figure: the water supply device comprises a first PE water supply pipe 1, a second PE water supply pipe 2, a fastening sleeve 3, a first sealing rubber ring 4, a second sealing rubber ring 5, a first screwing groove 6, a second screwing groove 7, a first internal thread 8, a first external thread 9, a second external thread 10 and a second internal thread 11.

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.

Referring to fig. 1-4, a secondary sealed PE water supply pipe includes a first PE water supply pipe 1, a second PE water supply pipe 2, a fastening sleeve 3, a first sealing rubber ring 4, and a second sealing rubber ring 5, wherein the inner side walls of the two end ports of the first PE water supply pipe 1 are provided with first screwing grooves 6, the outer side walls of the two end ports of the second PE water supply pipe 2 are provided with second screwing grooves 7, the inner side end of the first screwing groove 6 is provided with a first annular groove, the first sealing rubber ring 4 is nested and clamped in the first annular groove, the outer side end of the first sealing rubber ring 4 is externally leaked in the first screwing groove 6, the inner side end of the second screwing groove 7 is provided with a second annular groove, the second sealing rubber ring 5 is nested and clamped in the second annular groove, and the outer side end of the second sealing rubber ring 5 is externally leaked in the second screwing groove 7; the first rotary connection groove 6 and the second rotary connection groove 7 are mutually and rotatably connected, and the outer side ends of the first sealing rubber ring 4 and the second sealing rubber ring 5 are respectively clamped at the connection part of the first PE water supply pipe 1 and the second PE water supply pipe 2;

the outer side end openings of the first PE water supply pipe 1 and the second PE water supply pipe 2 are screwed with fastening sleeves 3, and the fastening sleeves 3 are wrapped on the periphery of the connection part of the first PE water supply pipe 1 and the second PE water supply pipe 2.

In the utility model, the thicknesses of the first PE water supply pipe 1 and the second PE water supply pipe 2 are equal, and the lengths of the first rotary connecting groove 6 and the second rotary connecting groove 7 are equal, so that the first PE water supply pipe 1 and the second PE water supply pipe 2 can be stably butted;

a first internal thread 8 is arranged on the inner side wall of the first screwing groove 6, a first external thread 9 is arranged on the outer side wall of the second screwing groove 7, the first internal thread 8 and the second internal thread 11 are screwed with each other, and the first PE water supply pipe 1 and the second PE water supply pipe 2 are stably butted through the matching screwing of the first internal thread 8 and the first external thread 9;

after the port positions of the first PE water supply pipe 1 and the second PE water supply pipe 2 are screwed, the inner side walls of the first PE water supply pipe 1 and the second PE water supply pipe 2 are arranged in a flush manner, and the outer side walls of the first PE water supply pipe 1 and the second PE water supply pipe 2 are arranged in a flush manner, so that when water in the first PE water supply pipe 1 and the second PE water supply pipe 2 flows through the joint of the first PE water supply pipe 1 and the second PE water supply pipe 2, the loss of water pressure is reduced as much as possible, and the lift of the water is not influenced;

first PE feed pipe 1, second external screw thread 10 has all been seted up to 2 lateral wall ports departments of second PE feed pipe, second internal thread 11 has been seted up to fastening sleeve 3's inside wall, and second external screw thread 10 connects soon with second internal thread 11, guarantee that fastening sleeve 3 can stabilize and connect soon at the junction of first PE feed pipe 1 with second PE feed pipe 2, and then to first PE feed pipe 1, the junction of second PE feed pipe 2 is consolidated, from first PE feed pipe 1 with effectively reducing the water, the risk that the leakage takes place for second PE feed pipe 2 junction.

The utility model discloses a theory of operation is: when the water supply system is used, the port positions of the first PE water supply pipe 1 and the second PE water supply pipe 2 are screwed to ensure stable connection; in the screwing process, the first sealing rubber ring 4 is extruded and turned inwards by the port part of the second PE water supply pipe 2, and is further closely embedded at the inner side part of the joint of the first PE water supply pipe 1 and the second PE water supply pipe 2, so that primary sealing of the joint of the first PE water supply pipe 1 and the second PE water supply pipe 2 is realized; meanwhile, in the screwing process, the second sealing rubber ring 5 is extruded and turned outwards by the port part of the first PE water supply pipe 1, and is further closely embedded at the outer side part of the joint of the first PE water supply pipe 1 and the second PE water supply pipe 2, so that secondary sealing of the joint of the first PE water supply pipe 1 and the second PE water supply pipe 2 is realized;

and then, the fastening sleeve 3 arranged on the outer side wall of the first PE water supply pipe 1 is rotated to move along the second external thread 10, so that the outer side walls of the first PE water supply pipe 1 and the second PE water supply pipe 2 are screwed to reinforce the connecting part, and the risk of leakage of the water body from the connecting part of the first PE water supply pipe 1 and the second PE water supply pipe 2 is effectively reduced.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a PE water supply pipe of secondary seal which characterized in that: comprises a first PE water supply pipe (1), a second PE water supply pipe (2), a fastening sleeve (3), a first sealing rubber ring (4) and a second sealing rubber ring (5), the inner side walls of the two end ports of the first PE water supply pipe (1) are provided with first rotary connecting grooves (6), the outer side walls of the two end ports of the second PE water supply pipe (2) are provided with second rotary connecting grooves (7), a first annular groove is formed in the inner side end of the first rotary connection groove (6), the first sealing rubber ring (4) is nested and clamped in the first annular groove, and the outer side end of the first sealing rubber ring (4) is leaked in the first rotary connecting groove (6), a second annular groove is formed in the inner side end of the second rotary connection groove (7), the second sealing rubber ring (5) is nested and clamped in the second annular groove, the outer side end of the second sealing rubber ring (5) is leaked in the second rotary connecting groove (7); the first rotary connection groove (6) and the second rotary connection groove (7) are mutually and rotatably connected, and the outer side ends of the first sealing rubber ring (4) and the second sealing rubber ring (5) are respectively clamped at the connection part of the first PE water supply pipe (1) and the second PE water supply pipe (2);

the outer side end opening parts of the first PE water supply pipe (1) and the second PE water supply pipe (2) are screwed with the fastening sleeve (3), and the fastening sleeve (3) is coated on the periphery of the joint of the first PE water supply pipe (1) and the second PE water supply pipe (2).

2. A secondary sealed PE water supply pipe according to claim 1, characterised in that: the thickness of the first PE water supply pipe (1) and the thickness of the second PE water supply pipe (2) are equal, and the length of the first rotary connection groove (6) and the length of the second rotary connection groove (7) are equal.

3. A secondary sealed PE water supply pipe according to claim 2, characterised in that: the inside wall of first connect groove (6) soon is provided with first internal thread (8), the outside wall of second connect groove (7) soon is provided with first external screw thread (9), and first internal thread (8), second internal thread (11) each other connect soon.

4. A secondary sealed PE water supply pipe according to claim 3, characterised in that: the port positions of the first PE water supply pipe (1) and the second PE water supply pipe (2) are screwed, the inner side walls of the first PE water supply pipe (1) and the second PE water supply pipe (2) are arranged in a flush mode, and the outer side walls of the first PE water supply pipe (1) and the second PE water supply pipe (2) are arranged in a flush mode.

5. A secondary sealed PE watering pipe according to claim 4 in which: second external screw thread (10) have all been seted up to first PE feed pipe (1), second PE feed pipe (2) lateral wall port department, second internal thread (11) have been seted up to the inside wall of fastening sleeve (3), and second external screw thread (10) connect with second internal thread (11) soon.