Flat-wall reinforced spiral corrugated cable protection pipe

Abstract

The utility model designs a flat-wall reinforced spiral corrugated cable protection pipe, which comprises a flat-wall reinforced spiral pipe body, a corrugated connector and a pipe hoop with a sealing ring, the corrugated connectors are arranged at the two ends of the flat wall reinforced spiral pipe body, and every two adjacent corrugated connectors are connected through a pipe hoop with a sealing ring. The flat-wall reinforced spiral pipe body comprises a flat-wall pipe layer and a semi-cylindrical spiral winding layer, and the semi-cylindrical spiral winding layer is wound outside the flat-wall pipe layer by taking the outer diameter of the flat-wall pipe layer as the inner diameter; the connecting structure is convenient to construct, high in connecting strength, capable of achieving the water stopping effect to a certain degree and suitable for airport engineering flying area navigation-aiding lamplight engineering.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable protection pipe, especially a flat wall reinforced spiral corrugated cable protection pipe. BACKGROUND

[0002] Single wall spiral pipe has low compression strength in use, especially in the cable protection pipe for the airport flight area aid to navigation light, which needs higher bearing capacity and ring stiffness grade greater than 40kPa, the compression strength of the buried cable protection single wall spiral pipe is low, the flat wall reinforced spiral pipe structure can better meet the requirements of the airport runway, but the connection of the screw thread is directly connected, the connection strength is low, the corrugated pipe is used as the end of the pipe section, the sealing ring is matched with the pipe clamp, the connection mode is convenient for construction operation, and the connection strength is high, which can also play a water stopping effect to a certain extent. SUMMARY

[0003] The utility model discloses a flat wall reinforced spiral corrugated cable protection pipe, adopts flat wall reinforced spiral pipe structure, adopts the connection mode of sealing ring cooperation pipe clamp, and construction operation is convenient, and the connection strength is high, can also play a water stopping effect to a certain extent, and is suitable for airport engineering flight area aid to navigation light engineering.

[0004] The utility model discloses a flat wall reinforced spiral corrugated cable protection pipe, adopts flat wall reinforced spiral pipe structure, adopts the connection mode of sealing ring cooperation pipe clamp, and construction operation is convenient, and the connection strength is high, can also play a water stopping effect to a certain extent, and is suitable for airport engineering flight area aid to navigation light engineering.

[0005] The flat wall reinforced spiral pipe body 1 includes flat wall pipe layer 11, semicircular cylinder spiral winding layer 12, the semicircular cylinder spiral winding layer 12 is wound in the flat wall pipe layer 11 outer with the outer diameter of flat wall pipe layer 11 as the inner diameter;

[0006] The corrugated connector 2 is composed of annular cylinder water stop convex ring 21 and annular cylinder water stop concave ring 22, the annular cylinder water stop convex ring 21 and the annular cylinder water stop concave ring 22 are alternately connected in cycles, the annular cylinder water stop concave ring 22 is connected with the flat wall reinforced spiral pipe body 1, and the cycle ends with the annular cylinder water stop convex ring 21, and the length of the annular cylinder water stop convex ring 21 at the end is half of the annular cylinder water stop convex ring 21 in the alternating cycle, the inner diameter of the corrugated connector 2 is consistent with the inner diameter of the flat wall reinforced spiral pipe body 1;

[0007] The pipe hoop 3 with sealing ring is composed of two half rings 31, one end of which is hingedly connected, and the other end is connected by bolts, each of the half rings 31 is composed of a thermoplastic elastomer sealing band 311 and a thermoplastic plastic shell 312, the thermoplastic elastomer sealing band 311 is wrapped by the thermoplastic plastic shell 312 and is hot melt bonded together; the thermoplastic elastomer sealing band 311 is wrapped on the annular cylindrical water stop concave ring 22 of the corrugated connector 2 respectively.

[0008] The utility model has the advantages that:

[0009] 1) The flat wall reinforced spiral corrugated cable protection pipe adopts pipe hoop connection, which is more convenient than single wall corrugated pipe connection by welding;

[0010] 2) The flat wall reinforced spiral corrugated cable protection pipe has smooth inner wall, and is easy to pass through the cable;

[0011] 3) The flat wall reinforced spiral corrugated cable protection pipe has high bearing capacity and strong pressure capacity compared with the spiral pipe. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be described in detail below in combination with the drawings:

[0013] Figure 1 It is a perspective view of the flat wall reinforced spiral corrugated cable protection pipe before connection of the utility model;

[0014] Figure 2 It is a perspective view of the flat wall reinforced spiral pipe body 1 of the flat wall reinforced spiral corrugated cable protection pipe of the utility model, wherein the square part is a sectional view of the half cylindrical spiral winding layer 12;

[0015] Figure 3 It is a perspective view of the corrugated connector 2 of the flat wall reinforced spiral corrugated cable protection pipe of the utility model;

[0016] Figure 4 It is a perspective view of the pipe hoop 3 with sealing ring of the flat wall reinforced spiral corrugated cable protection pipe of the utility model respectively in opening and in connection;

[0017] Figure 5 It is a perspective view of the connection of the flat wall reinforced spiral corrugated cable protection pipe of the utility model;

[0018] Figure 6 It is a single side shaft sectional view of the connection of the flat wall reinforced spiral corrugated cable protection pipe of the utility model. DETAILED DESCRIPTION

[0019] The utility model will be described in detail below in combination with the drawings:

[0020] As shown in Figure 1 A flat wall reinforced spiral corrugated cable protection pipe, characterized in that: comprising a flat wall reinforced spiral pipe body 1, a corrugated connector 2 and a pipe clamp with a sealing ring 3; the corrugated connector 2 is at both ends of the flat wall reinforced spiral pipe body 1, and is connected by hot melting;

[0021] As shown in Figure 5 The adjacent two corrugated connectors 2 are connected by the pipe clamp with a sealing ring 3;

[0022] As shown in Figure 2 The flat wall reinforced spiral pipe body 1 comprises a flat wall pipe layer 11 and a semi-cylindrical spiral winding layer 12, and the semi-cylindrical spiral winding layer 12 is wound outside the flat wall pipe layer 11 with the outer diameter of the flat wall pipe layer 11 as the inner diameter;

[0023] As shown in Figure 1 And as shown in Figure 3 The corrugated connector 2 is composed of an annular cylindrical water stop convex ring 21 and an annular cylindrical water stop concave ring 22, the annular cylindrical water stop convex ring 21 and the annular cylindrical water stop concave ring 22 are alternately connected in a cycle, the annular cylindrical water stop concave ring 22 is connected with the flat wall reinforced spiral pipe body 1, the cycle ends with the annular cylindrical water stop convex ring 21, and the length of the annular cylindrical water stop convex ring 21 at the end is half of the annular cylindrical water stop convex ring 21 in the alternating cycle, the inner diameter of the corrugated connector 2 is consistent with the inner diameter of the flat wall reinforced spiral pipe body 1;

[0024] As shown in Figure 4 The pipe clamp with a sealing ring 3 is composed of two semi-circular rings 31, one end of the two semi-circular rings is hingedly connected, and the other end is connected by a bolt, each semi-circular ring 31 is composed of a thermoplastic elastomer sealing band 311 and a thermoplastic plastic shell 312, the thermoplastic elastomer sealing band 311 is wrapped by the thermoplastic plastic shell 312 and hot melt bonded together.

[0025] As shown in Figure 5 And Figure 6 The corrugated connector 2 is at both ends of the flat wall reinforced spiral pipe body 1, the adjacent two corrugated connectors 2 are connected by the pipe clamp with a sealing ring 3, and the thermoplastic elastomer sealing band 311 is wrapped on the annular cylindrical water stop concave ring 22 of the corrugated connector 2, respectively.

Claims

1. A flatwall reinforced helical corrugated cable protection pipe characterized in that: The utility model provides a kind of flat wall reinforced spiral pipe body (1), corrugated connector (2) and pipe clamp (3) with sealing ring;The corrugated connector (2) is at the both ends of flat wall reinforced spiral pipe body (1), and hot melt connection, adjacent two the corrugated connector (2) is connected by pipe clamp (3) with sealing ring; The flat wall reinforced spiral pipe body (1) includes flat wall pipe layer (11), semicylindrical spiral winding layer (12), the semicylindrical spiral winding layer (12) is wound in the flat wall pipe layer (11) outer with the outer diameter of the flat wall pipe layer (11) as inner diameter; The corrugated connector (2) is composed of annular cylindrical water stop convex ring (21) and annular cylindrical water stop concave ring (22), the annular cylindrical water stop convex ring (21) and the annular cylindrical water stop concave ring (22) are alternately connected, the annular cylindrical water stop concave ring (22) is connected with the flat wall reinforced spiral pipe body (1), and the annular cylindrical water stop convex ring (21) is stopped at the end of cycle, and the length of the annular cylindrical water stop convex ring (21) at the end is half of the annular cylindrical water stop convex ring (21) in the alternation cycle, the inner diameter of the corrugated connector (2) is consistent with the inner diameter of the flat wall reinforced spiral pipe body (1); The pipe clamp (3) with sealing ring is composed of two semicircular rings (31), two semicircular rings are hinged at one end, and the other end is connected by bolt, each semicircular ring (31) is composed of thermoplastic elastomer sealing band (311) and thermoplastic plastic shell (312), the thermoplastic elastomer sealing band (311) is wrapped by the thermoplastic plastic shell (312), and hot melt bonding is together.

2. A flatwall reinforced helical corrugated cable protection tube according to claim 1, characterized in that: Thermoplastic elastomer sealing band (311) is wrapped on the annular cylindrical water stop concave ring (22) of corrugated connector (2) respectively.

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