CN208126917U - A kind of insulated type flame resistant cable - Google Patents

Abstract

The utility model discloses a kind of insulated type flame resistant cables, including cable, band, conducting wire and fire resisting filler material, the center of the cable is equipped with ground wire core conductor, conducting wire is uniformly provided on the outside of ground wire core conductor, band has been wrapped on the outside of the conducting wire, fire resisting filler material is equipped between band and conducting wire, setting layer has been wrapped on the outside of the band, the first inhibiting tape has been wrapped on the outside of setting layer, and first has wrapped the first insulating layer on the outside of inhibiting tape, fireprotection layer has been wrapped on the outside of first insulating layer, steel-tape armouring has been wrapped on the outside of fireprotection layer, and outer jacket is wrapped on the outside of steel-tape armouring.The utility model is by being equipped with cable, band, conducting wire and fire resisting filler material; the second inhibiting tape has been wrapped on the outside of power core conductor; the first inhibiting tape has been wrapped on the outside of setting layer; convenient for increasing the flame retardant effect of cable; flame is stopped to burn away convenient for that can be effectively isolated when cable fire, convenient for protection cable.

Description

A kind of insulated type flame resistant cable

Technical field

The utility model relates to field of cable technology, specially a kind of insulated type flame resistant cable.

Background technique

Cable is usually by several or several groups of conducting wires（Every group at least two）The cable for the similar rope being twisted, every group Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation, cable multi rack It being located at aerial or is mounted in underground, the bottom, be used for telecommunication or power Transmission, the existing anti-poor insulativity of cable, flame retardant effect is bad, Fire resistance is poor, easy firing, and when burning is also easy to produce a large amount of smog and hydrogen halide, easily causes equipment damage, is more likely rising Carry out very big obstruction when fiery to the safe escape of personnel and fire hose, while existing cable influences to deform vulnerable to external force, easily makes Inner lead deformation fracture is obtained, the use of cable is influenced.

Utility model content

The purpose of this utility model is to provide a kind of insulated type flame resistant cables, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions：A kind of insulated type flame resistant cable, including Cable, band, conducting wire and fire resisting filler material, the central position of the cable are equipped with ground wire core conductor, ground wire core conductor Outside is uniformly provided with conducting wire, and the center inside conducting wire is equipped with power core conductor, has wrapped on the outside of power core conductor Second inhibiting tape has wrapped second insulating layer on the outside of the second inhibiting tape, has wrapped band on the outside of the conducting wire, band with lead It is equipped with fire resisting filler material between line, and is fixed with fixed ring on the lateral wall of ground wire core conductor, between the outboard wire of fixed ring Loop bar uniformly is installed, the internal slide of loop bar is equipped with sliding bar, and one end of sliding bar is fixedly connected with band, the packet Setting layer has been wrapped on the outside of band, the first inhibiting tape has been wrapped on the outside of setting layer, and has been wrapped on the outside of the first inhibiting tape One insulating layer has wrapped fireprotection layer on the outside of first insulating layer, steel-tape armouring, and steel band armour has been wrapped on the outside of fireprotection layer Outer jacket has been wrapped on the outside of dress.

Preferably, flexible colloid is uniformly installed in the inside of the setting layer.

Preferably, the band is hot-face insulation band.

Preferably, the inside of the loop bar is equipped with sliding slot.

Preferably, described sliding bar one end is fixedly connected with the spring installed inside loop bar.

Compared with prior art, the utility model has the beneficial effects that：The insulated type flame resistant cable is by being provided with Cable, band, conducting wire and fire resisting filler material have wrapped band on the outside of conducting wire, have wrapped setting layer on the outside of band, wire core is led It is fixed with fixed ring on the lateral wall of body, loop bar, the internal slide peace of loop bar are uniformly installed between the outboard wire of fixed ring Equipped with sliding bar, one end of sliding bar is fixedly connected with band, convenient for fixing device by loop bar, sliding bar and setting layer, External force is reduced to the extruding inside cable, avoids distortion of the cable that inner lead is caused to be broken, convenient for the use of device, power wire core The second inhibiting tape has been wrapped on the outside of conductor, the first inhibiting tape has been wrapped on the outside of setting layer, convenient for increasing the fire-retardant effect of cable Fruit stops flame to burn away convenient for that can be effectively isolated when cable fire, convenient for protection cable, wraps on the outside of the second inhibiting tape There is second insulating layer, the first insulating layer has been wrapped on the outside of the first inhibiting tape, convenient for increasing the insulating properties of cable, avoids outer bound pair The interference of inner lead has wrapped fireprotection layer on the outside of the first insulating layer of the utility model, convenient for increasing fireproofing of cable, just In the use of device.

Detailed description of the invention

Fig. 1 is that the structure side of the utility model cuts open schematic diagram；

Fig. 2 is the partial schematic sectional view of the utility model；

In figure：1, cable；2, outer jacket；3, steel-tape armouring；4, fireprotection layer；5, the first insulating layer；6, the first inhibiting tape；7, Setting layer；8, toughness colloid；9, band；10, conducting wire；11, second insulating layer；12, fixed ring；13, ground wire core conductor；14, resistance to Fiery filler material；15, the second inhibiting tape；16, power core conductor；17, loop bar；18, sliding bar；19, sliding slot；20, spring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

A kind of embodiment provided by the utility model referring to FIG. 1-2,：A kind of insulated type flame resistant cable, including electricity Cable 1, band 9, conducting wire 10 and fire resisting filler material 14, the central position of cable 1 are equipped with ground wire core conductor 13, ground wire core conductor 13 outside is uniformly provided with conducting wire 10, and the center inside conducting wire 10 is equipped with power core conductor 16, power core conductor 16 Outside wrapped the second inhibiting tape 15, the outside of the second inhibiting tape 15 has wrapped second insulating layer 11, and the outside of conducting wire 10 is wrapped up in It is covered with band 9, band 9 is hot-face insulation band, convenient for fire-retardant, is equipped with convenient for protection cable 1, between band 9 and conducting wire 10 resistance to Fiery filler material 14, and fixed ring 12 is fixed on the lateral wall of ground wire core conductor 13, between the outboard wire 10 of fixed ring 12 Even to be equipped with loop bar 17, the internal slide of loop bar 17 is equipped with sliding bar 18, and the inside of loop bar 17 is equipped with mutual with sliding bar 18 The sliding slot 19 of cooperation is pressurized, convenient for the use of device, sliding bar convenient for sliding bar 18 in 17 internal slide of loop bar convenient for cable 1 The spring 20 installed inside 18 one end and loop bar 17 is fixedly connected, and by 20 damping of spring when being pressurized convenient for cable 1, is reduced external Extruding of the pressure to inner lead 10 and ground wire core conductor 13, convenient for the use of device, one end of sliding bar 18 is solid with band 9 Fixed connection, the outside of band 9 have wrapped setting layer 7, and flexible colloid 8 is uniformly installed in the inside of setting layer 7, convenient for increasing cable Toughness inside 1, avoids 1 compressive deformation of cable, and the outside of setting layer 7 has wrapped the first inhibiting tape 6, and the first inhibiting tape 6 Outside has wrapped the first insulating layer 5, and the outside of the first insulating layer 5 has wrapped fireprotection layer 4, and the outside of fireprotection layer 4 has wrapped steel band Armouring 3, and the outside of steel-tape armouring 3 has wrapped outer jacket 2.

Working principle：In use, cable 1 is connected equipment, power supply use is opened, when fire behavior occurs, outside cable 1 Portion's burning, internal fireprotection layer 4 can effectively avoid inner lead 10 and ground wire core conductor 13 from burning, effective protection internal core, Convenient for the use of cable 1, when flame combustion is to 1 inside of cable, the first inhibiting tape 6 can effectively carry out it is fire-retardant, avoid flame after Afterflame burning, band 9 and fire resisting filler material 14 can effectively increase the fire resistance of inner lead 10 and ground wire core conductor 13, convenient for protection The use of inner lead 10 and ground wire core conductor 13, while conducting wire 10 is equipped with the second inhibiting tape 15, can carry out to flame secondary Fire-retardant, effective protection power core conductor 16, the first insulating layer 5 and second insulating layer 11 inside cable 1 can effectively increase dress The insulation effect set, interference when outer bound pair cable 1 being avoided to use, finally when cable 1 is by ambient pressure, sliding bar 18 exists Spring 20 is slided and pressed in loop bar 17, reduces external force and inner lead 10 and ground wire core conductor 13 are squeezed, while in setting layer 7 The toughness colloid 8 in portion can effectively increase the toughness of cable 1, and cable 1 is avoided to be deformed by external force, convenient for the use of device.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (5)

1. a kind of insulated type flame resistant cable, including cable（1）, band（9）, conducting wire（10）With fire resisting filler material（14）, It is characterized in that：The cable（1）Central position ground wire core conductor is installed（13）, ground wire core conductor（13）Outside it is uniform Equipped with conducting wire（10）, and conducting wire（10）Internal center is equipped with power core conductor（16）, power core conductor（16）It is outer Side has wrapped the second inhibiting tape（15）, the second inhibiting tape（15）Outside wrapped second insulating layer（11）, the conducting wire（10） Outside wrapped band（9）, band（9）With conducting wire（10）Between be equipped with fire resisting filler material（14）, and ground wire core conductor（13） Lateral wall on be fixed with fixed ring（12）, fixed ring（12）Outboard wire（10）Between loop bar is uniformly installed（17）, set Bar（17）Internal slide sliding bar is installed（18）, sliding bar（18）One end and band（9）It is fixedly connected, the band （9）Outside wrapped setting layer（7）, setting layer（7）Outside wrapped the first inhibiting tape（6）, and the first inhibiting tape（6）'s Outside has wrapped the first insulating layer（5）, first insulating layer（5）Outside wrapped fireprotection layer（4）, fireprotection layer（4）It is outer Side has wrapped steel-tape armouring（3）, and steel-tape armouring（3）Outside wrapped outer jacket（2）.

2. a kind of insulated type flame resistant cable according to claim 1, it is characterised in that：The setting layer（7）It is interior Portion is uniformly installed by flexible colloid（8）.

3. a kind of insulated type flame resistant cable according to claim 1, it is characterised in that：The band（9）For fire resisting Type insulating wrapping strip.

4. a kind of insulated type flame resistant cable according to claim 1, it is characterised in that：The loop bar（17）Inside It is equipped with and sliding bar（18）Mutually matched sliding slot（19）.

5. a kind of insulated type flame resistant cable according to claim 1, it is characterised in that：The sliding bar（18）One end With loop bar（17）The spring of inside installation（20）It is fixedly connected.