CN215580293U

CN215580293U - Communication engineering line is laid and is used directly buried pipeline

Info

Publication number: CN215580293U
Application number: CN202122021259.2U
Authority: CN
Inventors: 张志辉
Original assignee: Zibo Hangyue Network Technology Co ltd
Current assignee: Zibo Hangyue Network Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-18
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to the technical field of communication engineering, in particular to a direct-buried pipeline for laying a communication engineering line, which comprises a first pipe body and a second pipe body, wherein the first pipe body and the second pipe body respectively comprise an inner pipe, a middle interlayer and an outer pipe, the middle interlayer is filled between the inner pipe and the outer pipe, one end of the outer pipe is fixedly provided with an outer flange, the other end of the outer pipe is fixedly provided with an inner connecting ring, the inner connecting ring can be arranged in the outer flange in a matched mode, two ends of the surface of one side of the outer flange are in threaded connection with first fastening screw rods, two ends of the outer flange are in threaded connection with second fastening screw rods, and the direct-buried pipeline can prevent the phenomenon that the joint of the pipeline is inclined to cause unsealed.

Description

Communication engineering line is laid and is used directly buried pipeline

Technical Field

The utility model relates to the technical field of communication engineering, in particular to a directly buried pipeline for laying communication engineering lines.

Background

With the rapid development of economy, the construction of facilities such as power communication and the like is the most important of modern construction of cities and towns at present, and at present, in the construction of communication engineering, for the convenience of city beautification and construction, lines are usually laid on the ground bottom to prevent oxidation and cracking of the lines and cables due to long-term wind, rain and sun, and prolong the service life of the cables. At present when laying the cable at the bottom of the earth, receive corruption and destruction in order to prevent the cable, protection pipeline can be buried underground at cable laying's position usually, the cable is laid in protection pipeline's inside, however, current directly buried pipe is when the butt joint, generally cup joint between the port, outside cladding thermoplasticity type rubber at its position of cup jointing is used for carrying on waterproofly, but this type of connected method intensity is not high, when the ground subsides appears again, the extremely easy appearance of butt joint department of pipeline drops, influence its butt joint position leakproofness, lead to reducing the protective effect to the circuit.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the protection effect is poor due to low stability of a pipeline connection part in the prior art, and provides a direct-buried pipeline for laying a communication engineering line.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the design provides a communication engineering circuit lays and uses direct-burried pipeline, including first body and second body, first body with inside inner tube, well intermediate layer and the outer tube of all including of second body, well intermediate layer fill set up in the inner tube with between the outer tube, outer tube one end fixed mounting has outward flange, other end fixed mounting has the interior link, but the interior link cooperation set up in the outward flange, outward flange side surface both ends threaded connection has first fastening screw, the equal threaded connection in outward flange both ends has second fastening screw, first fastening screw with second fastening screw tip all runs through and extends to in the interior link, the outward flange with one side fixed mounting that the interior link outer end was laminated each other has the thermal plastic arch of laminating each other.

Preferably, annular, this end middle part have been seted up to the inside and outside both sides of inner tube one end all, the equal fixed mounting in both sides has the bulge loop, this end middle part fixed mounting has the connection sand grip inside and outside the inner tube other end, the bulge loop with the annular is mutually supported, connect the sand grip with the joint groove is mutually supported.

Preferably, the middle interlayer comprises an anti-corrosion layer, a heat-preservation anti-freezing layer, a fireproof flame-retardant layer, a sound-proof layer and a shielding layer, one side of the anti-corrosion layer is fixedly connected with the inner side of the outer pipe, the other side of the anti-corrosion layer is fixedly connected with one side of the heat-preservation anti-freezing layer, the other side of the heat-preservation anti-freezing layer is fixedly connected with one side of the fireproof flame-retardant layer, the other side of the fireproof flame-retardant layer is fixedly connected with one side of the sound-proof layer, the other side of the sound-proof layer is fixedly connected with one side of the shielding layer, and the other side of the shielding layer is fixedly connected with the outer side of the inner pipe.

Preferably, the surfaces of the outer flange and the inner ring, which are close to each other, are fixedly provided with a sealing gasket.

Preferably, the first fastening screw and the second fastening screw are arranged in a length direction perpendicular to each other.

The utility model provides a direct buried pipeline for laying communication engineering lines, which has the beneficial effects that: this directly buried pipe is in the installation, fix outer flange and interior joint ring through first fastening screw and second fastening screw, make the stability of installation between the pipeline increase, the condition of slope appears after avoiding the piping erection, avoid appearing the gap between the pipeline, through heat plastic treatment to thermoplastic protruding, make outer flange and interior joint ring outer end interconnect, can make outer flange and interior joint ring outer tip be in encapsulated situation through thermoplastic protruding, make the leakproofness of pipe connection department improve, the protective effect to the circuit is best.

Drawings

Fig. 1 is a schematic structural diagram of a direct buried pipeline for laying communication engineering lines according to the present invention;

fig. 2 is a schematic partial sectional structural view of an interlayer in a buried pipeline for laying communication engineering lines according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A-A in FIG. 1;

fig. 4 is an enlarged schematic view of the structure at B-B in fig. 1.

In the figure: the pipe comprises a first pipe body 1, a second pipe body 2, an inner pipe 3, a middle interlayer 4, an anti-corrosion layer 41, a heat-preservation anti-freezing layer 42, a fireproof flame-retardant layer 43, a sound-insulating layer 44, a shielding layer 45, an outer pipe 5, an outer flange 6, a first fastening screw 7, an inner ring 8, a second fastening screw 9, a thermoplastic protrusion 10, an annular groove 11, a clamping groove 12, a convex ring 13, a connecting convex strip 14 and a sealing gasket 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-4, a direct-buried pipeline for communication engineering line laying comprises a first pipe body 1 and a second pipe body 2, wherein the first pipe body 1 and the second pipe body 2 respectively comprise an inner pipe 3, a middle interlayer 4 and an outer pipe 5, the middle interlayer 4 is filled between the inner pipe 3 and the outer pipe 5, the middle interlayer 4 comprises an anti-corrosion layer 41, a heat-preservation anti-freezing layer 42, a fire-retardant layer 43, a sound-insulating layer 44 and a shielding layer 45, one side of the anti-corrosion layer 41 is fixedly connected with the inner side of the outer pipe 5, the other side of the anti-corrosion layer is fixedly connected with one side of the heat-preservation anti-freezing layer 42, the inner part of the anti-corrosion layer 41 is composed of an epoxy resin layer structure, the other side of the heat-preservation anti-freezing layer 42 is fixedly connected with one side of the fire-retardant layer 43, the inner part of the heat-preservation anti-freezing layer 42 is composed of a high-density polyethylene structure, the other side of the fire-retardant layer 43 is fixedly connected with one side of the sound-insulating layer 44, the inner part of the fire-retardant layer 43 is composed of a perlite flame-retardant plate structure, the puigging 44 opposite side is fixed continuous with shielding layer 45 one side, and the puigging 44 is inside to be constituteed by rock wool layer structure, and shielding layer 45 opposite side is fixed continuous with the inner tube 3 outside, and shielding layer 45 is inside to be constituteed by mica tape structure.

An outer flange 6 is fixedly installed at one end of the outer pipe 5, an inner ring 8 is fixedly installed at the other end of the outer pipe, the inner ring 8 can be arranged in the outer flange 6 in a matched mode, two ends of the surface of one side of the outer flange 6 are in threaded connection with first fastening screws 7, two ends of the outer flange 6 are in threaded connection with second fastening screws 9, the end portions of the first fastening screws 7 and the second fastening screws 9 penetrate and extend into the inner ring 8, the length directions of the first fastening screws 7 and the second fastening screws 9 are perpendicular to each other, the first fastening screws 7 and the second fastening screws 9 fix the outer flange 6 and the inner ring 8, the stability of installation between pipelines is improved, the condition that the pipelines are inclined after being installed is avoided, gaps between the pipelines are avoided, thermoplastic bulges 10 which are attached to each other are fixedly installed on one side where the outer ends of the outer flange 6 and the inner ring 8 are attached to each other, when the pipelines are installed, by thermoplastic processing the thermoplastic protrusions 10 so that the outer end portions of the outer flange 6 and the inner ring 8 are connected to each other, and by the thermoplastic protrusions 10, the outer end portions of the outer flange 6 and the inner ring 8 can be in a sealed state, and the surfaces of the outer flange 6 and the inner ring 8 adjacent to each other are fixedly provided with the seal gasket 15, the seal gasket 15 can improve the sealing property between the outer flange 6 and the inside of the inner ring 8.

Annular 11 has all been seted up to the inside and outside both sides of 3 one ends in inner tube, annular joint groove 12 has been seted up at this end middle part, the equal fixed mounting in the inside and outside both sides of 3 other ends in inner tube has bulge loop 13, this end middle part fixed mounting has connection sand grip 14, bulge loop 13 and annular 11 mutually support, connect sand grip 14 and joint groove 12 mutually support, through annular 11, joint groove 12, bulge loop 13 and connection sand grip 14, make mutual block between inner tube 3, further improve the stability of connecting between the pipeline.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The direct-buried pipeline for laying the communication engineering line is characterized by comprising a first pipe body (1) and a second pipe body (2), wherein the first pipe body (1) and the second pipe body (2) respectively comprise an inner pipe (3), a middle interlayer (4) and an outer pipe (5), the middle interlayer (4) is filled between the inner pipe (3) and the outer pipe (5), one end of the outer pipe (5) is fixedly provided with an outer flange (6), the other end of the outer pipe (5) is fixedly provided with an inner connecting ring (8), the inner connecting ring (8) can be arranged in the outer flange (6) in a matched mode, two ends of the surface of one side of the outer flange (6) are in threaded connection with first fastening screws (7), two ends of the outer flange (6) are in threaded connection with second fastening screws (9), and the end parts of the first fastening screws (7) and the second fastening screws (9) penetrate through and extend into the inner connecting ring (8), and thermoplastic bulges (10) which are mutually attached are fixedly arranged on the side where the outer ends of the outer flange (6) and the inner ring (8) are mutually attached.

2. The buried pipeline for laying communication engineering lines according to claim 1, wherein the inner pipe (3) is provided with annular ring grooves (11) on both the inner side and the outer side at one end and an annular clamping groove (12) in the middle of the end, the inner pipe (3) is provided with a convex ring (13) on both the inner side and the outer side at the other end and a connecting convex strip (14) in the middle of the end, the convex ring (13) and the ring grooves (11) are matched with each other, and the connecting convex strip (14) and the clamping groove (12) are matched with each other.

3. The buried pipeline for laying communication engineering lines according to claim 1, wherein the middle interlayer (4) comprises an anti-corrosion layer (41), a heat-preservation anti-freezing layer (42), a fireproof flame-retardant layer (43), a sound-insulating layer (44) and a shielding layer (45), one side of the anti-corrosion layer (41) is fixedly connected with the inner side of the outer pipe (5), the other side of the anti-corrosion layer is fixedly connected with one side of the heat-preservation anti-freezing layer (42), the other side of the heat-preservation anti-freezing layer (42) is fixedly connected with one side of the fireproof flame-retardant layer (43), the other side of the fireproof flame-retardant layer (43) is fixedly connected with one side of the sound-insulating layer (44), the other side of the sound-insulating layer (44) is fixedly connected with one side of the shielding layer (45), and the other side of the shielding layer (45) is fixedly connected with the outer side of the inner pipe (3).

4. The buried pipeline for laying telecommunication engineering lines according to claim 1, characterized in that the surfaces of the outer flange (6) and the inner collar (8) close to each other are fixedly provided with a sealing gasket (15).

5. The buried pipeline for laying telecommunication engineering lines according to claim 1, characterized in that the length directions of the first fastening screw (7) and the second fastening screw (9) are perpendicular to each other.