CN213905010U - Flame-retardant halogen-free low-smoke power wire - Google Patents

Abstract

The utility model discloses a fire-retardant steamed low cigarette electric power electric wire that does not have, including electric wire core, connection sealing washer, electric wire crust, spliced pole, connecting thread, electric wire core protective layer, joint seam, packaging layer, fire prevention strip, insulating strip and buffering strip. The utility model has the advantages that: spliced pole and joint line all are cylindricly, and the joint line is rotatable formula with the spliced pole through connecting thread and is connected, be convenient for installation and dismantlement, can select suitable electric wire length according to the demand, electric wire core protective layer parcel is outer at the electric wire core, and the electric wire core protective layer is made by synthetic rubber, protect inside electric wire core not receive external force to destroy, guarantee the inside electric power transportation of electric wire and normally go on, the fire prevention strip is made by fire-retardant material fire-resistant type complete polymerization resin, make the electric wire have fire-retardant function, increase the safety in utilization of electric wire, connect the sealing washer and all make by rubber materials with the buffering strip, reduce the destruction of external force to the electric wire is inside, add secondary protection to the electric wire core.

Description

Flame-retardant halogen-free low-smoke power wire

Technical Field

The utility model relates to an electric power wire specifically is a fire-retardant steamed low cigarette electric power wire that lacks, belongs to electric wire technical field.

Background

The electric wire refers to a wire for transmitting electric energy. The bare wires, the electromagnetic wires and the insulated wires. The bare wires have no insulating layer and comprise copper, aluminum flat wires, overhead stranded wires and various profiles (such as molded lines, buses, copper bars, aluminum bars and the like). It is mainly used for outdoor overhead and indoor bus bars and switch boxes. Magnet wires are insulated wires that, when energized, produce a magnetic field or induce a current in a magnetic field. It is mainly used for motor and transformer coils and other relevant electromagnetic equipment. The conductor is mainly a copper wire, and has a thin insulating layer, good electrical and mechanical properties, heat resistance, moisture resistance, solvent resistance and the like. Different insulating materials are selected to achieve different characteristics.

The existing flame-retardant halogen-free low-smoke electric wire is simple in structure, one of the electric wire and the used flame-retardant halogen-free low-smoke electric wire is not provided with a water seepage prevention device at an installation connection part, the electric wire is damaged due to the fact that water easily seeps at the electric wire connection part in rainy days, the use safety is not high, the used flame-retardant halogen-free electric wire is not provided with a scratch prevention layer, the hardness of the electric wire is not enough, the outer skin of the electric wire is used for breaking when the electric wire is used, the inner core is damaged, more limitations exist, the third of the electric wire and the used flame-retardant halogen-free electric wire are not provided with a special connection device, the electric wire is required to be wound by an adhesive tape when being connected with the electric wire, the wiring method enables wiring to be insecure, and more limitations exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire-retardant steamed low cigarette electric power wire that does not have just so in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a flame-retardant halogen-free low-smoke power wire comprises a power wire core, a connecting sealing ring, a wire sheath, a connecting column, connecting threads, a power wire core protective layer, a connecting seam, a packaging layer, a fireproof strip, an insulating strip and a buffer strip; the electric wire core, the connection sealing ring and the electric wire sheath form a main body structure of the device, the electric wire core is installed inside the electric wire core protective layer, the electric wire core and the electric wire core protective layer are connected in a sliding manner, the connection sealing ring is installed at two ends of an electric power electric wire, the connection sealing ring is detachably connected with the electric power electric wire through screws, the connecting column is installed at one end of the electric wire sheath, the connecting seam is arranged at the other end of the electric wire sheath, the connecting thread is arranged inside the outer cylindrical surface of the connecting column and the connecting seam, the electric wire core protective layer is installed inside the electric wire sheath, the electric wire core protective layer and the electric wire sheath are connected in a sliding manner, the electric wire sheath is composed of a packaging layer, a fireproof strip, an insulating strip and a buffer strip, the packaging layer is located at the outermost end and the innermost end of the whole electric wire sheath, and the fireproof strip is installed between the outermost packaging layer and the insulating strip, the insulating strip is installed at the wire crust midmost, the buffering strip is installed at insulating strip and inlayer, the connection sealing washer at wire both ends is detachable sealing connection, be detachable connection through spliced pole and joint line between two electric wires.

Preferably, in order to facilitate the installation and dismantle, the spliced pole all is cylindricly with the joint line, and the joint line is rotatable formula connection through connecting thread with the spliced pole.

Preferably, in order to protect the inner wire core from being damaged by external force, the wire core protective layer is wrapped on the outer layer of the wire core and is made of synthetic rubber.

Preferably, in order to provide the flame retardant function to the electric wire, the fire-retardant strip is made of flame-retardant type fully polymerized resin which is a flame-retardant material.

Preferably, in order to reduce the damage of the external force to the inside of the electric wire, the connecting sealing ring and the buffer strip are made of rubber materials.

Preferably, in order to enable the wire to bend, the materials of the packaging layer, the fire-proof strip, the insulating strip and the buffer strip are soft materials.

The utility model has the advantages that: this fire-retardant steamed low smoke electric power electric wire reasonable in design, the spliced pole all is cylindricly with the joint line, and the joint line is rotatable formula through connecting thread with the spliced pole and is connected, be convenient for installation and dismantlement, can select suitable electric wire length according to the demand, electric wire core protective layer parcel is outer at the electric wire core, and the electric wire core protective layer is made by synthetic rubber, protect inside electric wire core not receive external force to destroy, guarantee that the inside electric power transportation of electric wire normally goes on, the fire prevention strip is made by fire-retardant material fire-resistant type complete polymerization resin, make the electric wire have fire-retardant function, increase the safety in utilization of electric wire, the joint seal circle all is made by rubber materials with the buffering strip, reduce the destruction of external force to electric wire inside, add secondary protection to the electric wire core, the packaging layer, the fire prevention strip, the material of insulating strip and buffering strip all is soft material, make the electric wire can be crooked, be convenient for depositing and managing.

Drawings

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

fig. 2 is a schematic view of the internal structure of the sheath of the electric wire of the present invention.

In the figure: 1. electric wire core, 2, connection sealing washer, 3, electric wire crust, 4, spliced pole, 5, connecting thread, 6, electric wire core protective layer, 7, joint seam, 8, packaging layer, 9, fire prevention strip, 10, insulating strip and 11, buffering strip.

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.

Referring to fig. 1-2, a flame retardant, halogen-free, low smoke power wire includes a wire core 1, a connection sealing ring 2, a wire sheath 3, a connection post 4, a connection thread 5, a wire core protection layer 6, a connection seam 7, a packaging layer 8, a fire prevention strip 9, an insulation strip 10, and a buffer strip 11; the electric wire core 1, the connection sealing ring 2 and the electric wire sheath 3 form a main body structure of the device, the electric wire core 1 is installed inside the electric wire core protective layer 6, the electric wire core 1 and the electric wire core protective layer 6 are connected in a sliding manner, the connection sealing ring 2 is installed at two ends of an electric wire, the connection sealing ring 2 is detachably connected with the electric wire through screws, the connecting column 4 is installed at one end of the electric wire sheath 3, the connecting seam 7 is arranged at the other end of the electric wire sheath 3, the connecting thread 5 is arranged inside the outer cylindrical surface of the connecting column 4 and the connecting seam 7, the electric wire core protective layer 6 is installed inside the electric wire sheath 3, the electric wire core protective layer 6 and the electric wire sheath 3 are connected in a sliding manner, the electric wire sheath 3 consists of a packaging layer 8, a fireproof strip 9, an insulating strip 10 and a buffer strip 11, the packaging layer 8 is positioned at the outermost end and the innermost end of the whole electric wire sheath 3, fire prevention strip 9 is installed between outermost packing layer 8 and insulating strip 10, insulating strip 10 is installed at wire crust 3 midmost, buffering strip 11 is installed at insulating strip 10 and inlayer, the connection sealing washer 2 at wire both ends is detachable sealing connection, be detachable connection through spliced pole 4 and joint line 7 between two electric wires.

The connecting column 4 and the connecting seam 7 are both cylindrical, the connecting seam 7 and the connecting column 4 are rotatably connected through the connecting threads 5, so that the electric wire is convenient to mount and dismount, and a proper electric wire length can be selected according to requirements, the electric wire core protective layer 6 is wrapped on the outer layer of the electric wire core 1, the electric wire core protective layer 6 is made of synthetic rubber, the inner electric wire core 1 is protected from being damaged by external force, the normal running of electric power transportation in the electric wire is ensured, the fire prevention strip 9 is made of flame-retardant material flame-retardant type fully-polymerized resin, so that the electric wire has a flame-retardant function, the use safety of the electric wire is improved, the connecting sealing ring 2 and the buffer strip 11 are made of rubber materials, the damage of the external force to the inner part of the electric wire is reduced, secondary protection is added to the electric wire core, the materials of the packaging layer 8, the fire prevention strip 9, the insulating strip 10 and the buffer strip 11 are soft materials, so that the electric wire can be bent, is convenient for storage and management

The working principle is as follows: when using this fire-retardant steamed low cigarette electric power wire that lacks of halogen, at first assemble the whole device, then connect the electric wire of suitable length according to self demand, and will install two and connect 2 sealing washers in the junction, prevent that the junction from having water infiltration to cause the potential safety hazard, then alright with the electric wire both ends connection on power and the device that needs the power consumption.

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.

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 (6)

1. A flame-retardant halogen-free low-smoke power wire is characterized in that: the wire core protection layer comprises a wire core (1), a connecting sealing ring (2), a wire sheath (3), a connecting column (4), a connecting thread (5), a wire core protection layer (6), a connecting seam (7), a packaging layer (8), a fireproof strip (9), an insulating strip (10) and a buffer strip (11); electric wire core (1), connection sealing washer (2), electric wire crust (3) constitute the major structure of device, install inside electric wire core protective layer (6) electric wire core (1), and electric wire core (1) is slidable type connection with electric wire core protective layer (6), connect sealing washer (2) and install the both ends at the electric power electric wire, and connect sealing washer (2) and be detachable connection through screw and electric power electric wire, spliced pole (4) are installed in electric wire crust (3) one end, and set up the other end at electric wire crust (3) joint seam (7), set up the inside at spliced pole (4) outer face of cylinder and joint seam (7) in connecting thread (5), install inside electric wire crust (3) electric wire core protective layer (6), and electric wire core protective layer (6) are slidable type connection with electric wire crust (3), electric wire crust (3) are by packaging layer (8), Fire prevention strip (9), insulating strip (10) and buffering strip (11) are constituteed, the outermost end and the innermost that packaging layer (8) are located whole electric wire crust (3), install between outermost packaging layer (8) and insulating strip (10) fire prevention strip (9), install at electric wire crust (3) the centre, buffering strip (11) are installed at insulating strip (10) and the inlayer, connection sealing washer (2) at electric wire both ends are detachable sealing connection, be detachable connection through spliced pole (4) and joint seam (7) between two electric wires.

2. A flame retardant, halogen free, low smoke power wire, according to claim 1, characterized by: the connecting column (4) and the connecting seam (7) are both cylindrical, and the connecting seam (7) and the connecting column (4) are rotatably connected through connecting threads (5).

3. A flame retardant, halogen free, low smoke power wire, according to claim 1, characterized by: the electric wire core protective layer (6) wraps the electric wire core (1) and is made of synthetic rubber.

4. A flame retardant, halogen free, low smoke power wire, according to claim 1, characterized by: the fire-proof strip (9) is made of fire-proof type full polymer resin which is made of fire-proof materials.

5. A flame retardant, halogen free, low smoke power wire, according to claim 1, characterized by: the connecting sealing ring (2) and the buffer strip (11) are both made of rubber materials.

6. A flame retardant, halogen free, low smoke power wire, according to claim 1, characterized by: the packaging layer (8), the fireproof strip (9), the insulating strip (10) and the buffer strip (11) are made of soft materials.

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