CN210156131U

CN210156131U - Novel insulated cable

Info

Publication number: CN210156131U
Application number: CN201921533474.7U
Authority: CN
Inventors: 于福健
Original assignee: Tianjin Songfeihao Antenna Cable Co Ltd
Current assignee: Tianjin Songfeihao Antenna Cable Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-03-17
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a novel insulated cable, including adapter sleeve, cable conductor and lag tube, the outside parcel of cable conductor has the insulating layer, the cable conductor is installed in the inside of lag tube, the lag tube intussuseption is filled with the filling layer, and the filling layer is located between insulating layer and the lag tube, the both ends of lag tube all are fixed with the screwed pipe, one side of adapter sleeve is rotated and is installed on the screwed pipe, department is fixed with the stopper in the middle of the inside of adapter sleeve, and the middle department of stopper has seted up the through-hole, and the cable conductor passes the through-hole, one side ring array of stopper distributes and has contact block, the one end inboard that the contact block deviates from the stopper is fixed with the extrusion piece, the insulating layer is thermal-insulated cotton material, the filling layer is increment type filler. The utility model discloses possess and facilitate the use, can fix internal cable, ensure the installation effectiveness and improve protective structure effect, increase the advantage of inside stability.

Description

Novel insulated cable

Technical Field

The utility model relates to the technical field of cables, specifically a novel insulated cable.

Background

The cable is usually composed of several or several groups of wires, and the electric wire and cable products adopted by the power system mainly include overhead bare wires, busbars, power cables, rubber sleeve cables, overhead insulated cables, branch cables, electromagnetic wires, electric equipment wires and cables for power equipment, and the like.

The cable is generally laid at the bottom of the ground, in order to ensure its life, reduces the maintenance cost, generally adopts multilayer lag to protect, and it is common have outer protection, thermal-insulated and insulating layer three kinds, but multilayer framework leads to inside cable to lay inconveniently, causes the buckling to curl easily in the pipeline, influences normal use. The existing cable has poor insulating property, and cannot ensure the safety under the high-voltage condition by being protected by a simple single-layer insulating layer; the existing cable connection end is inconvenient to install, and cannot fix an internal cable in the using process, so that the installation efficiency is influenced.

Disclosure of Invention

An object of the utility model is to provide a novel insulated cable possesses facilitates the use, can fix internal cable, ensures the installation effectiveness and improves protective structure effect, increases the advantage of inside stability, and it is inconvenient to solve the existing equipment installation, and inside has the problem that the space easily rocked.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel insulated cable, includes adapter sleeve, cable conductor and protective casing, the outside parcel of cable conductor has the insulating layer, the inside at protective casing is installed to the cable conductor, protective casing intussuseption is filled with the filling layer, and the filling layer is located between insulating layer and the protective casing, protective casing's both ends all are fixed with the screwed pipe, one side of adapter sleeve is rotated and is installed on the screwed pipe, department is fixed with the stopper in the middle of the inside of adapter sleeve, and the middle department of stopper has seted up the through-hole, and the cable conductor passes the through-hole, one side ring array of stopper distributes and has contact block, contact block deviates from the one end inboard of stopper and is fixed with the extrusion piece.

Preferably, the heat-insulating layer is made of heat-insulating cotton, the filling layer is incremental filler, and the heat-insulating layer and the filling layer are matched with the protective casing.

Preferably, the diameter of the connecting sleeve is the same as that of the protective sleeve, the through hole is matched with the cable, threads are formed in the inner sides of the two ends of the connecting sleeve, and the threads are matched with the threaded pipe.

Preferably, the contact block is made of rubber, the outer end of the contact block is in an inclined design, and the position of the contact block corresponds to that of the threaded pipe.

Preferably, the wall width of the connecting sleeve and the threaded pipe is half of that of the protective sleeve, and the length of the connecting sleeve is more than twice of that of the threaded pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model is provided with the connecting sleeve and the filling layer, the outer layer of the cable is wrapped by the heat insulation layer which is made of heat insulation cotton, the heat insulation layer can absorb heat through the heat insulation layer and insulate through cotton, the wrapped cable passes through the inner layer of the protective sleeve, the gap is filled with the incremental filler to form the filling layer, the inner cable is filled through the filling layer, the insulation performance is improved while the shaking is avoided, the outer extrusion and the cutting protection are carried out through the protective sleeve, the connecting sleeve thread is arranged on the screwed pipe at the end of the protective sleeve, the cable passes through the through hole, one end thread of the other protective sleeve is arranged into one side of the connecting sleeve, the protective sleeve is internally provided with the extrusion contact block, the contact block generates downward deformation for the rubber material, the extrusion block is driven to contact the cable, the cable is limited through the extrusion blocks, rock and curl the phenomenon when avoiding the installation, when effectively improving the installation effectiveness, avoid buckling of inside cable conductor, ensure to use, this device simple structure can effectively install according to on-the-spot in service behavior, the simple operation, and the practicality is strong.

Drawings

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

fig. 2 is a schematic side view of the connecting sleeve of the present invention;

fig. 3 is a schematic side view of the protective sleeve of the present invention.

In the figure: 1. connecting sleeves; 2. extruding the block; 3. a cable wire; 4. a contact block; 5. a limiting block; 6. a threaded pipe; 7. a thermal insulation layer; 8. a protective sleeve; 9. a filling layer; 10. and a through hole.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a novel insulated cable, includes adapter sleeve 1, cable conductor 3 and protective sleeve 8, the outside parcel of cable conductor 3 has insulating layer 7, and cable conductor 3 installs in protective sleeve 8's inside, and protective sleeve 8 intussuseption is filled with filling layer 9, and filling layer 9 is located between insulating layer 7 and the protective sleeve 8, and protective sleeve 8's both ends all are fixed with screwed pipe 6, and insulating layer 7 is thermal-insulated cotton material, and filling layer 9 is increment type filler, insulating layer 7 and filling layer 9 and protective sleeve 8 looks adaptations.

One side of the connecting sleeve 1 is rotatably installed on a threaded pipe 6, a limiting block 5 is fixed in the middle of the inside of the connecting sleeve 1, a through hole 10 is formed in the middle of the limiting block 5, a cable 3 penetrates through the through hole 10, contact blocks 4 are distributed in an annular array on one side of the limiting block 5, an extrusion block 2 is fixed on the inner side of one end, deviating from the limiting block 5, of each contact block 4, each contact block 4 is made of rubber, the outer end of each contact block 4 is in an inclined design, the positions of the contact blocks 4 correspond to the positions of the threaded pipe 6, the diameter of the connecting sleeve 1 is the same as that of the protecting sleeve 8, the through holes 10 are matched with the cable 3, threads are formed in the inner sides of two ends of the connecting sleeve 1 and are matched with the threaded pipe 6, the wall widths of the connecting sleeve 1 and the threaded pipe 6 are half of the wall width of the protecting sleeve 8, the heat insulation layer 7 is made of heat insulation cotton, the heat insulation layer 7 can absorb heat and simultaneously insulate through cotton, the wrapped cable 3 penetrates through the inner layer of the protective sleeve 8, an incremental filler is filled in a gap to form a filling layer 9, the inner cable 3 is filled through the filling layer 9, the insulation performance is improved while shaking is avoided, external extrusion and cutting protection are carried out through the protective sleeve 8, the connecting sleeve 1 is installed on the threaded pipe 6 at the end of the protective sleeve 8 in a threaded mode, the cable 3 penetrates through the through hole 10, one end of the other protective sleeve 8 is installed into one side of the connecting sleeve 1 in a threaded mode, the protective sleeve 8 is provided with an internal extrusion contact block 4, the contact block 4 is made of rubber materials and deforms downwards, the extrusion block 2 is driven to contact with the cable 3, the cable 3 is limited through the extrusion blocks 2, and shaking and curling phenomena during installation are avoided, when effectively improving the installation effectiveness, avoid buckling of inside cable conductor 3, ensure to use, this device simple structure can effectively install according to the field usage, the simple operation, and the practicality is strong.

The working principle is as follows: the utility model discloses in operation, wrap up insulating layer 7 with the skin of cable conductor 3, the inlayer that protects sleeve 8 is passed to cable conductor 3 that will wrap up, pack increment type filler in the gap and form filling layer 9, carry out outside extrusion and cutting protection through protection sleeve 8, install adapter sleeve 1 screw thread on the screwed pipe 6 at protection sleeve 8 end, make cable conductor 3 pass through-hole 10, one side that gets into adapter sleeve 1 with the installation of another protection sleeve 8's one end screw thread, make protection sleeve 8 get inside extrusion contact block 4, contact block 4 produces decurrent deformation for the rubber material, drive extrusion block 2 contact cable 3, it is spacing to cable conductor 3 through a plurality of extrusion blocks 2. The working principle of the present invention is the above.

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.

Claims

1. The utility model provides a novel insulated cable, includes adapter sleeve (1), cable conductor (3) and protective casing (8), its characterized in that: the outside parcel of cable conductor (3) has insulating layer (7), the inside at protective sleeve (8) is installed in cable conductor (3), protective sleeve (8) intussuseption is filled with filling layer (9), and filling layer (9) are located between insulating layer (7) and protective sleeve (8), the both ends of protective sleeve (8) all are fixed with screwed pipe (6), one side of adapter sleeve (1) is rotated and is installed on screwed pipe (6), department is fixed with stopper (5) in the middle of the inside of adapter sleeve (1), and the middle department of stopper (5) has seted up through-hole (10), and cable conductor (3) pass through-hole (10), one side ring array of stopper (5) distributes and has contact block (4), the one end inboard that contact block (4) deviate from stopper (5) is fixed with extrusion piece (2).

2. The novel insulated cable of claim 1, wherein: the heat insulation layer (7) is made of heat insulation cotton, the filling layer (9) is an incremental filler, and the heat insulation layer (7) and the filling layer (9) are matched with the protective sleeve (8).

3. The novel insulated cable of claim 1, wherein: the diameter of adapter sleeve (1) is the same with the diameter of lag casing (8), through-hole (10) and cable conductor (3) looks adaptation, the both ends inboard of adapter sleeve (1) all is seted up the screw thread, and screw thread and screwed pipe (6) looks adaptation.

4. The novel insulated cable of claim 1, wherein: the contact block (4) is made of rubber, the outer end of the contact block (4) is in an inclined design, and the contact block (4) corresponds to the threaded pipe (6).

5. The novel insulated cable of claim 1, wherein: the wall width of the connecting sleeve (1) and the threaded pipe (6) is half of that of the protective sleeve (8), and the length of the connecting sleeve (1) is more than twice of that of the threaded pipe (6).