CN210271872U

CN210271872U - Tensile and cold-resistant aerial cable

Info

Publication number: CN210271872U
Application number: CN201921570842.5U
Authority: CN
Inventors: 柯文康
Original assignee: Jintai Cable Co ltd
Current assignee: Jintai Cable Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-04-07
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a tensile cold-resistant aerial [ insulated ] cable, including tensile core, conductor wire, overcoat, hoop and connecting block, the conductor wire of four equidistance of group has been inserted to the inside of tensile core, the outside cover of tensile core has the overcoat, the outside cover of overcoat has the hoop, the top fixed mounting of hoop has the connecting block. The utility model discloses set up the overcoat, the overcoat is by insulating cover, insulation cover and lag constitute, wherein the insulation cover has better thermal-insulated heat preservation effect, in winter, better cold-resistant effect has, this tensile cold-resistant aerial [ insulated ] cable has set up the hoop, the hoop fastening is on this aerial [ insulated ] cable's surface, then the hoop top is provided with the connecting block, the connecting block can directly carry out fixed connection with the wire pole through construction bolt, thereby fix this aerial [ insulated ] cable, thereby it is very convenient to make this aerial [ insulated ] cable and wire pole be connected.

Description

Tensile and cold-resistant aerial cable

Technical Field

The utility model relates to an aerial [ insulated ] cable technical field specifically is a tensile cold-resistant aerial [ insulated ] cable.

Background

The overhead cable (full-name overhead insulated cable) is an overhead conductor with insulating layer and protective sheath, and is a special cable made up by adopting the similar production process of cross-linked cable, and is a new power transmission mode between overhead conductor and underground cable, and the overhead cable is single-core, and can be divided into duralumin wire structure, aluminium alloy wire structure, steel core or aluminium alloy core supporting structure and self-supporting three-core twisted structure (the core can be duralumin or duralumin wire) according to its different structure, so that it possesses the main characteristics of high power supply reliability, good power supply safety, convenient erection and maintenance and reasonable economy, etc. The overhead cable has wide transmission application at home and abroad.

The existing overhead cable has the following defects:

1. the existing overhead cable has poor tensile and cold resistance.

2. When the existing aerial cable is installed, the existing aerial cable is not convenient and fast to connect with a telegraph pole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile cold-resistant aerial [ insulated ] cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tensile cold-resistant aerial [ insulated ] cable, includes tensile core, conductor wire, overcoat, hoop and connecting block, the inside of tensile core inserts the conductor wire that has four groups of equidistance, the outside cover of tensile core has the overcoat, the outside cover of overcoat has the hoop, the top fixed mounting of hoop has the connecting block.

Preferably, the outer sleeve comprises an insulating sleeve, a heat preservation sleeve and a protection sleeve, the insulating sleeve is sleeved outside the tensile core, the heat preservation sleeve is sleeved outside the insulating sleeve, and the protection sleeve is sleeved outside the heat preservation sleeve.

Preferably, four groups of equidistant circular through holes are formed in the front face of the tensile core, and insulating layers are arranged on the inner side walls of the circular through holes.

Preferably, the two ends of the hoop are provided with connectors, and fastening bolts are fixedly connected between the connectors.

Preferably, the surface of the connecting block is fixedly provided with a mounting bolt, and the bottom of the connecting block is fixedly provided with a threaded head.

Preferably, the top of the hoop is fixedly provided with a welding block, and the top of the welding block is provided with a threaded hole.

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

1. this cold-resistant aerial [ insulated ] cable of tensile has set up the tensile core, and the conductor wire is located tensile core inside, and the tensile core has stronger tensile ability, can carry out effectual protection to the conductor wire.

2. The tensile cold-resistant aerial cable is provided with the outer sleeve, the outer sleeve is composed of the insulating sleeve, the heat preservation sleeve and the protecting sleeve, the heat preservation sleeve has a good heat insulation effect, and the tensile cold-resistant aerial cable has a good cold-resistant effect in winter.

3. This cold-resistant aerial [ insulated ] cable of tensile has set up the hoop, and the hoop fastening is on this aerial [ insulated ] cable's surface, then the hoop top is provided with the connecting block, and the connecting block can directly carry out fixed connection with the wire pole through construction bolt to fix this aerial [ insulated ] cable, thereby make this aerial [ insulated ] cable and wire pole be connected very convenient.

Drawings

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

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

FIG. 3 is a schematic view of the structure of the outer cover of the present invention;

fig. 4 is a schematic structural view of the tensile core of the present invention;

FIG. 5 is a schematic view of the hoop structure of the present invention;

fig. 6 is a schematic view of the connecting block structure of the present invention.

In the figure: 1. a tensile core; 101. a circular through hole; 102. an insulating layer; 2. a conductive wire; 3. a jacket; 301. an insulating sleeve; 302. a thermal insulation sleeve; 303. a protective sleeve; 4. a hoop; 401. a connector; 402. fastening a bolt; 5. welding the blocks; 6. a threaded hole; 7. connecting blocks; 701. installing a bolt; 702. and (4) a thread head.

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. 1-6, the present invention provides an embodiment: the utility model provides a tensile cold-resistant aerial [ insulated ] cable, including anti-core 1, conductor wire 2, overcoat 3, hoop 4 and connecting block 7, the inside of anti-core 1 inserts the conductor wire 2 that has four groups of equidistance, conductor wire 2 is located anti-core 1 inside, can make conductor wire 2 have stronger tensile strength, the outside cover of anti-core 1 has overcoat 3, overcoat 3 antagonism is drawn core 1 and is played a guard action, the outside cover of overcoat 3 has hoop 4, there is connecting block 7 at hoop 4's top through helicitic texture fixed mounting, hoop 4 carries out fixed connection through connecting block 7 can be swift wire pole, thereby realize this aerial [ insulated ] cable and wire pole fixed connection.

Further, overcoat 3 includes insulating cover 301, insulation cover 302 and lag 303, and insulating cover 301 covers in the outside of tensile core 1, and insulating cover 301 is to playing an insulating protection's effect, and insulating cover 301's outside cover has insulation cover 302, and insulation cover 302 plays thermal-insulated heat retaining effect, makes this overhead cable have better cold-resistant performance, and insulation cover 302's outside cover has lag 303, and lag 303 has stand wear and tear corrosion resistant performance.

Further, the front surface of the tensile core 1 is provided with four groups of equidistant circular through holes 101, the circular through holes 101 are convenient for the insertion of the conductive wires 2, the inner side wall of the circular through holes 101 is provided with an insulating layer 102, and the insulating layer 102 can play an insulating role in protecting the conductive wires 2.

Furthermore, connectors 401 are arranged at two ends of the hoop 4, fastening bolts 402 are fixedly connected between the connectors 401, the hoop 4 is sleeved on the outer sleeve 3, and then the fastening bolts 402 are screwed, so that the hoop 4 tightly clamps the outer sleeve 3.

Further, the surface of the connecting block 7 is fixedly provided with a mounting bolt 701 through a threaded structure, the connecting block 7 is fixedly connected with an external telegraph pole through the mounting bolt 701, a threaded head 702 is welded at the bottom of the connecting block 7, and the connecting block 7 is fixedly connected with the welding block 5 through the threaded head 702.

Further, the welding of the top of hoop 4 has welding piece 5, and the top of welding piece 5 is equipped with screw hole 6, and screw hole 6 is convenient for the wrong income of screw thread head 702.

The working principle is as follows: when the overhead cable is installed, the overhead cable is fixedly connected with a telegraph pole through the installation bolt 701, the tensile core 1 enables the overhead cable to have high tensile performance, and the insulating sleeve 301, the insulating sleeve 302 and the protecting sleeve 303 in the outer sleeve 3 enable the overhead cable to have good insulating performance, cold resistance and wear and corrosion resistance.

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 tensile cold-resistant aerial [ insulated ] cable, includes tensile core (1), conductor wire (2), overcoat (3), hoop (4) and connecting block (7), its characterized in that: the wire conductor (2) that have four groups of equidistance are inserted to the inside of tensile core (1), the outside cover of tensile core (1) has overcoat (3), the outside cover of overcoat (3) has hoop (4), the top fixed mounting of hoop (4) has connecting block (7).

2. The tension-resistant and cold-resistant aerial cable as claimed in claim 1, wherein: the outer sleeve (3) comprises an insulating sleeve (301), a heat-insulating sleeve (302) and a protecting sleeve (303), the insulating sleeve (301) is sleeved on the outer side of the tensile core (1), the heat-insulating sleeve (302) is sleeved on the outer side of the insulating sleeve (301), and the protecting sleeve (303) is sleeved on the outer side of the heat-insulating sleeve (302).

3. The tension-resistant and cold-resistant aerial cable as claimed in claim 1, wherein: the front surface of the tensile core (1) is provided with four groups of equidistant circular through holes (101), and the inner side wall of each circular through hole (101) is provided with an insulating layer (102).

4. The tension-resistant and cold-resistant aerial cable as claimed in claim 1, wherein: connectors (401) are arranged at two ends of the hoop (4), and fastening bolts (402) are fixedly connected between the connectors (401).

5. The tension-resistant and cold-resistant aerial cable as claimed in claim 1, wherein: the surface fixed mounting of connecting block (7) has construction bolt (701), the bottom fixed mounting of connecting block (7) has screw thread head (702).

6. The tension-resistant and cold-resistant aerial cable as claimed in claim 1, wherein: the top fixed mounting of hoop (4) has welding piece (5), and the top of welding piece (5) is equipped with screw hole (6).