Power cable protection sleeve with high insulativity

Abstract

The utility model discloses a power cable protection sleeve with high insulativity, and relates to the technical field of cable protection sleeves. Comprising a protection pipe body and a cable main body, the protection pipe body comprises an outer pipe body and an insulating layer, the insulating layer is arranged on the inner wall of the protection pipe body, the cable main body penetrates through the insulating layer, the two ends of the protection pipe body are fixedly connected with connecting sleeves, the cable main body penetrates through the connecting sleeves, the connecting sleeves are connected with locking sleeves, and the locking sleeve at one end of the protection pipe body is fixedly connected with a first connector. The locking sleeve at the other end of the protection pipe body is fixedly connected with a second connector, the first connector is provided with an external thread, and the second connector is provided with an internal thread. According to the power cable protection sleeve with high insulativity, the plurality of protection pipe bodies can be conveniently connected together through cooperation of the first connectors and the second connectors, and the protection pipe bodies are provided with the insulating layers, so that an insulating protection effect on the cable main body can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable protection sleeve technical field, specifically is a kind of electric power cable protection sleeve with high insulation. BACKGROUND

[0002] Cable protection pipe is also called cable pipe, cable protection pipe refers to the protection pipe with certain mechanical strength laid in the outer layer of cable to prevent cable from being damaged, cable protection pipe is mainly installed in the ground section where communication cable and power line cross, to prevent power line from breaking and causing short-circuit accident, cause communication cable and steel wire rope to be electrified, to protect cable, exchange machine, core board, even whole machine is not burnt, and it also plays a certain isolation role to power line magnetic field interference.

[0003] Cable protection pipe can improve the corrosion resistance and service life of cable underground, and traditional cable protection pipe is all pipe-through type, that is, the protection pipe is hollow cylindrical type, and traditional cable protection pipe is not convenient to be quickly connected. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of electric power cable protection sleeve with high insulation to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of electric power cable protection sleeve with high insulation, including protection pipe body, cable main body, the protection pipe body includes outer pipe body, insulating layer, the inner wall of the protection pipe body is equipped with insulating layer, the insulating layer is crossed by cable main body, the both ends of the protection pipe body are fixedly connected with the connecting sleeve crossed by cable main body, the connecting sleeve is connected with locking sleeve, the locking sleeve of the one end of the protection pipe body is fixedly connected first connecting head, the locking sleeve of the other end of the protection pipe body is fixedly connected second connecting head, the first connecting head has outer thread, and the second connecting head has inner thread.

[0006] Further, the locking sleeve has inner thread, the connecting sleeve has outer thread matched with the inner thread of locking sleeve, and the locking sleeve is connected with the connecting sleeve by thread.

[0007] Further, the locking sleeve has assembly cavity, the sealing sleeve is equipped in the assembly cavity, and the sealing sleeve is provided with through hole crossed by cable main body.

[0008] Further, the outer wall of the sealing sleeve has annular outer convex part, and the inner wall of the assembly cavity has extrusion part for pressing the outer convex part.

[0009] Further, the outer wall of the outer pipe body is provided with strip slot.

[0010] Further, the connecting block for connecting the three inner walls of strip slot is arranged in strip slot.

[0011] Further, the material of the insulation layer (4) is cross-linked polyethylene.

[0012] Compared with the prior art, the utility model provides a power cable protection sleeve with high insulation, which has the following beneficial effects: the power cable protection sleeve with high insulation can be conveniently connected together through the cooperation of the first connecting head and the second connecting head, and the protection pipe body has an insulation layer, which can play an insulation protection role on the cable main body. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a side sectional structural schematic diagram of the protection pipe body of the utility model;

[0015] Figure 3 It is a plane partial structural schematic diagram of the protection pipe body of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the sealing sleeve of the utility model.

[0017] In the figure: 1, protection pipe body, 2, cable main body, 3, outer pipe body, 4, insulation layer, 5, locking sleeve, 6, assembly cavity, 7, sealing sleeve, 8, outer convex part, 9, extrusion part, 10, first connecting head, 11, second connecting head, 12, through hole, 13, slot, 14, connecting block, 15, connecting sleeve. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] Please refer to Figures 1-4The utility model discloses a kind of high-insulation electric power cable protection sleeve, including protection pipe body 1, cable main body 2, the protection pipe body 1 includes outer tube 3, insulating layer 4, the inner wall of the protection pipe body 1 is equipped with insulating layer 4, the insulating layer 4 is crossed by cable main body 2, the both ends of the protection pipe body 1 are fixedly connected with the connecting sleeve 15 crossed by cable main body 2, the connecting sleeve 15 is connected with locking sleeve 5, the locking sleeve 5 of protection pipe body 1 one end is fixedly connected first connector 10, the locking sleeve 5 of protection pipe body 1 other end is fixedly connected second connector 11, the first connector 10 has outer thread, the second connector 11 has internal thread.

[0020] One first connector 10 of protection pipe body 1 one end can be connected with the second connector 11 of another protection pipe body 1 one end thread, so that multiple protection pipe body 1 can be connected together.

[0021] Specifically, the locking sleeve 5 is threadedly connected between the connecting sleeve 15.

[0022] In the embodiment, the locking sleeve 5 can be crossed by the cable main body 2, and the locking sleeve 5 is threadedly connected with the connecting sleeve 15 to be mounted on the protection pipe body 1.

[0023] The locking sleeve 5 has internal threads, and the connecting sleeve 15 has external threads that cooperate with the internal threads of the locking sleeve 5.

[0024] Specifically, the locking sleeve 5 has an assembly cavity 6, the assembly cavity 6 is provided with a sealing sleeve 7, and the sealing sleeve 7 is provided with a through hole 12 crossed by the cable main body 2.

[0025] The outer wall of the sealing sleeve 7 has an annular outer protrusion 8, and the inner wall of the assembly cavity 6 has an extrusion portion 9 that presses against the outer protrusion 8.

[0026] In the embodiment, the sealing sleeve 7 is arranged in the assembly cavity 6, and the sealing sleeve 7 is made of silica gel. When the locking sleeve 5 is connected with the connecting sleeve 15, the end of the sealing sleeve 7 in the assembly cavity 6 abuts against the end of the connecting sleeve 15.

[0027] One end of the sealing sleeve 7 is tapered, and one end of the connecting sleeve 15 close to the locking sleeve 5 has a tapered hole that can be inserted by the tapered end of the sealing sleeve 7.

[0028] Specifically, the outer wall of the outer tube 3 is provided with a slot 13.

[0029] In the embodiment, the material of the outer tube 3 can be metal, and the material of the insulating layer 4 is cross-linked polyethylene, which has excellent heat resistance and high thermal conductivity, and can effectively transfer internal heat.

[0030] The outer wall of the outer pipe body 3 is provided with a strip groove 13 along the circumference thereof, which can reduce the weight of the outer pipe body 3 and facilitate heat dissipation of the outer pipe body 3.

[0031] Specifically, the strip groove 13 is provided with a connecting block 14 which connects the three inner walls of the strip groove 13.

[0032] In the embodiment, the connecting block 14 separates the strip groove 13 and connects the three inner walls of the strip groove 13.

[0033] In summary, the power cable protection sleeve with high insulation can be conveniently connected together through the cooperation of the first connecting head 10 and the second connecting head 11, and the protection pipe body 1 has the insulating layer 4, which can play an insulating protection role on the cable main body 2.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A power cable protection sleeve having high insulation properties, comprising a protection tube (1), a cable main body (2), characterized in that: The protective pipe body (1) comprises an outer pipe body (3) and an insulation layer (4), the inner wall of the protective pipe body (1) is provided with the insulation layer (4), the insulation layer (4) is penetrated by the cable main body (2), both ends of the protective pipe body (1) are fixedly connected with the connecting sleeve (15) penetrated by the cable main body (2), the connecting sleeve (15) is connected with the locking sleeve (5), the locking sleeve (5) at one end of the protective pipe body (1) is fixedly connected with the first connecting head (10), the locking sleeve (5) at the other end of the protective pipe body (1) is fixedly connected with the second connecting head (11), the first connecting head (10) is provided with external threads, and the second connecting head (11) is provided with internal threads.

2. A power cable protection sleeve with high insulation properties according to claim 1, characterized in that: The locking sleeve (5) is provided with internal threads, the connecting sleeve (15) is provided with external threads matched with the internal threads of the locking sleeve (5), and the locking sleeve (5) and the connecting sleeve (15) are threadedly connected.

3. A power cable protection sleeve with high insulation properties according to claim 2, characterized in that: The locking sleeve (5) is provided with an assembly cavity (6), the assembly cavity (6) is provided with a sealing sleeve (7), and the sealing sleeve (7) is provided with a through hole (12) penetrated by the cable main body (2).

4. A power cable protection sleeve with high insulation properties according to claim 3, characterized in that: The outer wall of the sealing sleeve (7) is provided with an annular outer protruding part (8), and the inner wall of the assembly cavity (6) is provided with an extrusion part (9) for abutting and pressing the outer protruding part (8).

5. The power cable protection sleeve with high insulation according to claim 1, characterized in that: The outer wall of the outer pipe body (3) is provided with a strip groove (13).

6. A power cable protection sleeve with high insulation properties according to claim 5, characterized in that: The strip groove (13) is provided with a connecting block (14) for connecting three inner walls of the strip groove (13) at intervals.

7. A power cable protection sleeve with high insulation properties according to claim 1, characterized in that: The material of the insulation layer (4) is cross-linked polyethylene.

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