CN216290023U

CN216290023U - Tensile and torsion resistant MPP cable protection pipe

Info

Publication number: CN216290023U
Application number: CN202122743763.3U
Authority: CN
Inventors: 邱文良
Original assignee: Zhejiang Guangzhengxin Communication Material Co ltd
Current assignee: Zhejiang Guangzhengxin Communication Material Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-12
Anticipated expiration: 2031-11-10

Abstract

The utility model provides a tensile and torsion resistant MPP cable protection tube, which comprises an MPP protection tube body, wherein a reinforcing component is arranged in the MPP protection tube body, the reinforcing component comprises a plurality of splicing rings and splicing rods connected between the splicing rings, a plurality of screw seats are arranged on the splicing rings, anti-skid lines are arranged on the surfaces of the splicing rings, screw heads are arranged at two ends of each splicing rod, an MPP pouring layer is arranged on the MPP protection tube body, and a reinforcing net is arranged in the MPP pouring layer, so that the problem that the conventional MPP power protection tube is poor in mechanical compression deformation resistance is solved.

Description

Tensile and torsion resistant MPP cable protection pipe

Technical Field

The utility model discloses a tensile and torsion resistant MPP cable protection pipe, and relates to the field of MPP cable protection pipes.

Background

The MPP power pipe is divided into a common type and a reinforced type, the reinforced type is divided into an excavated pipe and a non-excavated pipe, and the MPP non-excavated pipe is also called as an MPP jacking pipe, an MPP supporting and pulling pipe and an MPP traction pipe and is also called as an MPP cable pipe and an MPP power cable protection pipe. The MPP power pipe is generally butted by adopting a welding machine for hot melting welding, the welding point is about 200 ℃ and cannot exceed 220 ℃, and when the temperature reaches, two ends of the MPP power pipe can be butted. (because the connection mode of the MPP pipe is thermal welding, the welding port is not good, the cable is damaged or the MPP pipe is likely to be flattened, so the MPP power pipe is required to be made of new materials). The modified polypropylene (MPP) power pipe has the characteristics of high temperature resistance and external pressure resistance, is suitable for high-voltage transmission lines, cables, pipes and tubes with the voltage of more than 10KV, and achieves better social benefit and economic benefit through the detection of the national chemical building material test center.

Among the prior art, MPP cable protection pipe is because adopt MPP plastics to pour, and resistant environment is better, but anti mechanical deformation is relatively poor, and under the oppression of external force, MPP power tube takes place to warp very easily, influences the safe transmission of inner line, consequently, the problem that above-mentioned appearance was solved to tensile, antitorque type MPP cable protection pipe of now urgently needed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the tension-resistant and torsion-resistant MPP cable protection pipe to solve the problems in the background art, the tension-resistant and torsion-resistant MPP cable protection pipe is reasonable in structure, the pressure deformation resistance effect of the whole pipeline is improved by adding the splicing rings, the torsion deformation resistance effect of the protection pipe is improved by the splicing rods, the reinforcing net can prevent puncture, and the puncture resistance of the MPP cable protection pipe is improved.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a tensile, antitorque type MPP cable protection pipe, includes MPP protection pipe body, the inside reinforcement subassembly that is provided with of MPP protection pipe body, the reinforcement subassembly includes a plurality of concatenation rings and connects the splice bar between the concatenation ring, be provided with a plurality of screw seat on the concatenation ring, concatenation ring surface is equipped with anti-skidding line, the both ends of splice bar are equipped with the end of a thread, it pours the layer to be provided with MPP on the MPP protection pipe body, MPP pours the inside reinforcing net of having arranged of layer.

Further, threaded holes are formed in the screw seat, the screw head is connected with the screw seat through threaded fit, the screw seat is provided with a plurality of screw seats, and the plurality of screw seats are distributed on the splicing ring at equal intervals.

Further, the diameter of concatenation ring is greater than pours the layer internal diameter, the diameter of concatenation ring is less than pours the layer external diameter, the concatenation ring is equipped with a plurality ofly, and a plurality of concatenation ring specifications are the same.

Furthermore, the anti-slip lines are of concave or convex structures.

Furthermore, the reinforcement net sets up in the periphery of concatenation ring, the reinforcement net material is high elastic alloy.

Further, the material of the pouring layer is MPP plastic.

The utility model has the beneficial effects that: in the MPP cable protection tube, the added splicing rings play a role in radially supporting the pouring layer, so that the pressure deformation resistance of the MPP cable protection tube body is greatly improved; the splicing rods can adjust the service length of the splicing rings and have the effect of resisting torsional deformation; the reinforcing net plays a good supporting role, so that the MPP pouring layer has an anti-puncture effect; the splicing rings and the splicing rods are combined and spliced for use, and can be spliced according to the casting length requirements of MPP protection tube bodies with different lengths; the reinforcing net can prevent impaling, strengthens the anti impaling performance of MPP protection tube.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a tension-resistant and torsion-resistant MPP cable protection tube according to the present invention;

fig. 2 is a front sectional view of a tension-resistant and torsion-resistant MPP cable protection tube according to the present invention;

fig. 3 is a schematic structural diagram of a splicing ring in a tension-resistant and torsion-resistant MPP cable protection tube according to the present invention;

fig. 4 is a schematic structural diagram of a splice bar in a tension-resistant and torsion-resistant MPP cable protection tube according to the present invention;

FIG. 5 is a schematic diagram of the splicing rod and the splicing ring in the tension-resistant and torsion-resistant MPP cable protection tube according to the present invention;

in the figure: the MPP protective pipe comprises a 1 MPP protective pipe body, a 2 reinforcing component, a 21 splicing rod, 211 thread heads, 22 splicing rings, 221 anti-slip lines, 222 thread seats, a 3 MPP pouring layer and a 31 reinforcing net.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a tensile, antitorque type MPP cable protection pipe, including MPP protection pipe body 1, 1 inside reinforcement subassembly 2 that is provided with of MPP protection pipe body, reinforcement subassembly 2 includes a plurality of concatenation rings 22, and connect splice bar 21 between concatenation ring 22, be provided with a plurality of screw seat 222 on the concatenation ring 22, concatenation ring 22 surface is equipped with anti-skidding line 221, splice bar 21's both ends are equipped with the silk head 211, it pours layer 3 to be provided with the MPP on the MPP protection pipe body 1, layer 3 internally arranged has reinforcing net 31 is pour to the MPP, the relatively poor problem of MPP power protection pipe anti mechanical compression deformability in the past has been solved.

The threaded holes are formed in the screw bases 222, the screw heads 211 are connected with the screw bases 222 through threaded matching, the screw bases 222 are multiple, the screw bases 222 are distributed on the splicing rings 22 at equal intervals, the splicing rings 22 and the splicing rods 21 are convenient to combine, splice and use through the design, and splicing can be carried out according to the casting length requirements of the MPP protection tube bodies 1 with different lengths.

The diameter of the splicing rings 22 is larger than the inner diameter of the pouring layer 3, the diameter of the splicing rings 22 is smaller than the outer diameter of the pouring layer 3, the number of the splicing rings 22 is multiple, the specifications of the splicing rings 22 are the same, and the splicing rings 22 play a role in radially supporting the pouring layer 3, so that the pressure deformation resistance of the MPP protection tube body 1 is greatly improved.

The anti-skid lines 221 are of concave or convex structures, the poured MPP pouring layer 3 is tightly connected with the splicing rings 22 through the anti-skid lines 221, and the mechanical support stability of the MPP pouring layer 3 is guaranteed.

The reinforcing net 31 is arranged on the periphery of the splicing ring 22, the material of the reinforcing net 31 is high-elasticity alloy, and the reinforcing net 31 plays a good supporting role, so that the MPP pouring layer 3 has a puncture-resistant effect.

As an embodiment of the present invention: in the actual casting process, according to the casting length requirement of the MPP protection tube body 1, splicing the plurality of splicing rods 21 and the splicing rings 22 into a proper length in a splicing mode shown in fig. 5; then, pouring the MPP pouring layer 3 on the inner side and the outer side of the splicing ring 22, and processing into a finished product structure shown in the figures 1 and 2;

through analyzing the structure of the MPP protection tube body 1, the splicing rings 22 play a role in radially supporting the pouring layer 3, so that the pressure deformation resistance of the MPP protection tube body 1 is greatly improved; the reinforcing net 31 plays a good supporting role, so that the MPP pouring layer 3 has a puncture-resistant effect; the splicing ring 22 and the splicing rod 21 are combined and spliced for use, and can be spliced according to the casting length requirements of the MPP protection tube body 1 with different lengths.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 tensile, antitorque type MPP cable protection pipe, includes MPP protection pipe body (1), its characterized in that: the utility model discloses a MPP protection pipe, including MPP protection pipe body (1), reinforcing subassembly (2) are provided with, reinforcing subassembly (2) include a plurality of concatenation ring (22) and connect splice bar (21) between concatenation ring (22), be provided with a plurality of screw seat (222) on concatenation ring (22), concatenation ring (22) surface is equipped with anti-skidding line (221), the both ends of splice bar (21) are equipped with screw head (211), be provided with MPP on MPP protection pipe body (1) and pour layer (3), layer (3) internally arranged has reinforcing net (31) are pour to MPP.

2. The MPP cable protection tube of claim 1, wherein: threaded holes are formed in the screw bases (222), the screw heads (211) are connected with the screw bases (222) through threaded matching, the screw bases (222) are multiple, and the screw bases (222) are distributed on the splicing ring (22) at equal intervals.

3. The MPP cable protection tube of claim 1, wherein: the diameter of concatenation ring (22) is greater than pours layer (3) internal diameter, the diameter of concatenation ring (22) is less than pours layer (3) external diameter, concatenation ring (22) are equipped with a plurality ofly, and a plurality of concatenation ring (22) specifications are the same.

4. The MPP cable protection tube of claim 1, wherein: the anti-skid grains (221) are of concave or convex structures.

5. The MPP cable protection tube of claim 1, wherein: reinforcing net (31) set up in the periphery of concatenation ring (22), reinforcing net (31) material is high elastic alloy.

6. The MPP cable protection tube of claim 1, wherein: the material of the pouring layer (3) is MPP plastic.