CN207800216U - A kind of fire-proof insulation electric wire - Google Patents

Abstract

The utility model discloses a kind of fire-proof insulation electric wires, including oversheath, it is enclosed with insulating layer on the inside of the oversheath, viscous stick in the inside of the insulating layer has armouring, it is enclosed with the belting layer that blocks water on the inside of the armouring, the inside of the belting layer that blocks water is equipped with glass layer, the inside of the glass layer is equipped with mica belt, it is enclosed with inner sheath on the inside of the mica belt, it is enclosed with copper core on the inside of the inner sheath, viscous stick in the outside of the oversheath has piece of stainless steel, the piece of stainless steel to be internally provided with through-hole.The fire-proof insulation electric wire can play electric wire itself the effect of a fire-proof high-temperature resistant, while also have good insulating properties, and in inflammable arid region, can suspend in midair with electric wire, reduce the generation of safety accident.

Description

A kind of fire-proof insulation electric wire

Technical field

The utility model is related to fire-proof insulation Power-line technology field, specially a kind of fire-proof insulation electric wire.

Background technology

Flame-proof wire, also referred to as fire-resistant wire are one kind when fire incident occurs, and can delay fire spread as far as possible The electric wire of speed can ensure that fire range will not be quickly excessive, more times are provided to rescue personnel.

But existing some flame-proof wire textural classifications are more, and flameproof effect is not comprehensive enough so that when fire occurs, The sprawling for delaying flare that can not be most fast, while in some flammability regimes, if the ground discharge of electric wire patch is easy to cause safe thing Therefore generation.

Utility model content

The purpose of this utility model is to provide a kind of fire-proof insulation electric wires, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions：A kind of fire-proof insulation electric wire, including outer shield It covers, insulating layer is enclosed on the inside of the oversheath, viscous stick in the inside of the insulating layer has armouring, the inside package of the armouring Block water belting layer, and the inside of the belting layer that blocks water is equipped with glass layer, and the inside of the glass layer is equipped with mica Belt is enclosed with inner sheath on the inside of the mica belt, is enclosed with copper core on the inside of the inner sheath, the oversheath it is outer Viscous stick in side has piece of stainless steel, the piece of stainless steel to be internally provided with through-hole.

Preferably, locating piece is glued on the inside of the piece of stainless steel, the inside both ends of locating piece are all provided with fluted, groove Inside be fixedly connected with spring, the other end of spring is fixedly connected with bayonet lock, and the surface of bayonet lock is slidably socketed the inside of through-hole, The upper end of locating piece is internally provided with rotation slot, and the inside movable sleeve of rotation slot is connected to anticreep disk.

Preferably, the upper end of the anti-disk stripping is fixedly connected with hook, and the other end port position of hook is fixedly connected with The inner shafts of axle bed, axle bed are connected with lever, and the other end of lever is equipped with thread groove, and hook is internally threaded hole, screw thread The inside thread in hole is connected with screw knob, and the other end of screw knob is threadedly coupled the inside of thread groove.

Preferably, the oversheath and inner sheath are made of rubber material, and the outer surface of oversheath is coated with fire prevention Paint is filled with flame retardant layer between inner sheath and copper core.

Compared with prior art, the utility model has the beneficial effects that：The fire-proof insulation electric wire, can play electric wire itself To the effect of a fire-proof high-temperature resistant, while also there is good insulating properties, and in inflammable arid region, can be suspended in midair with electric wire Get up, reduces the generation of safety accident.

Description of the drawings

Fig. 1 is the electric wire inside structure schematic diagram of the utility model；

Fig. 2 is the hook connection diagram of the utility model；

Fig. 3 is enlarged diagram at a of the utility model.

In figure：1 oversheath, 11 insulating layers, 12 armourings, 13 block water belting layer, 14 glass layers, 15 mica belts, 16 Inner sheath, 17 copper cores, 2 piece of stainless steel, 21 through-holes, 22 locating pieces, 23 grooves, 24 springs, 25 bayonet locks, 26 rotation slots, 27 anticreeps Disk, 3 hooks, 31 axle beds, 32 levers, 33 thread grooves, 34 threaded holes, 35 screw knobs.

Specific implementation mode

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 The every other embodiment obtained, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, does not indicate or imply the indicated dress It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model Limitation.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of fire-proof insulation electric wire, including oversheath 1, The inside of oversheath 1 is enclosed with insulating layer 11, and insulating layer 11 is made of synthetic resin material, can further improve electric wire Insulation effect, viscous stick in the inside of insulating layer 11 have armouring 12, can ensure that the toughness of electric wire itself, the inside of armouring 12 are enclosed with Block water belting layer 13, and the inside for the belting layer 13 that blocks water is equipped with glass layer 14, and the inside of glass layer 14 is equipped with mica tape Layer 15, mica belt 15 can play the role of a shielded layer, and the inside of mica belt 15 is enclosed with inner sheath 16, inner sheath 16 inside is enclosed with copper core 17, and oversheath 1 and inner sheath 16 are made of rubber material, and the outer surface of oversheath 1 is smeared There is fire resistant coating, flame retardant layer is filled between inner sheath 16 and copper core 17, the generation of fire, oversheath can be delayed as far as possible Viscous stick in 1 outside has piece of stainless steel 2, piece of stainless steel 2 to be internally provided with through-hole 21, and the inside of piece of stainless steel 2 is glued with locating piece 22, the inside both ends of locating piece 22 are all provided with fluted 23, and the inside of groove 23 is fixedly connected with spring 24, the other end of spring 24 It is fixedly connected with bayonet lock 25, the surface of bayonet lock 25 is slidably socketed the inside of through-hole 21, facilitates the installation and removal of locating piece 22, fixed The upper end of position block 22 is internally provided with rotation slot 26, and the inside movable sleeve of rotation slot 26 is connected to anticreep disk 27, the upper end of anti-disk stripping 27 It is fixedly connected with hook 3 so that hook 3 can be rotated flexibly, convenient for the angle adjustment of suspension, link up with 3 other end port Position is fixedly connected with axle bed 31, and the inner shafts of axle bed 31 are connected with lever 32, and the other end of lever 32 is equipped with thread groove 33, hangs Hook 3 is internally threaded hole 34, and the inside thread of threaded hole 34 is connected with screw knob 35, the other end spiral shell of screw knob 35 The inside of line connection screw thread slot 33 can play a plugging effect to the aperture position of hook 3, ensure the stability of suspension.

The utility model is in the specific implementation：When being prevented fires, the fire resistant coating in the outside of oversheath 1 can play the The effect of one layer of fire-proof high-temperature resistant, while oversheath 1 and inner sheath 16 are that rubber material is made, and can effectively play one Insulation effect, armouring 12 can ensure the toughness of electric wire when in use, and block water belting layer 13 and glass layer 14 can be effective The effect for playing a fireproof high-temperature resistant, mica belt 15 can be used as a shielded layer, ensure the stability of signal, interior shield Flame retardant layer between set 16 and copper core 17 can be good at inhibiting the sprawling of fire, when needing to carry out suspention wire body, By locating piece 22 as the inside of two piece of stainless steel 2, when the position of through-hole 21 and the position of bayonet lock 25 to it is corresponding when pass through spring 24 compression resets so that bayonet lock 25 can spring into the inside of through-hole 21, complete the fixation to locating piece 22, will by hook 3 Electric wire is suspended in midair, is then rotated lever 32 and is blocked the aperture position for linking up with 3, finally 35 screw thread of screw knob is utilized to connect Connect threaded hole 34 and thread groove 33 so that the position of lever 32 can be fixed, and anti-disk stripping 27 is in the activity of the inside of rotation slot 26, energy Enough flexibilities for ensureing hook 3.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of fire-proof insulation electric wire, including oversheath（1）, it is characterised in that：The oversheath（1）Inside be enclosed with insulation Layer（11）, the insulating layer（11）Inside viscous glutinous have armouring（12）, the armouring（12）Inside be enclosed with the belting layer that blocks water （13）, the belting layer that blocks water（13）Inside be equipped with glass layer（14）, the glass layer（14）Inside be equipped with Mica belt（15）, the mica belt（15）Inside be enclosed with inner sheath（16）, the inner sheath（16）Inside package There is copper core（17）, the oversheath（1）Outside viscous glutinous have piece of stainless steel（2）, the piece of stainless steel（2）Be internally provided with through-hole （21）.

2. a kind of fire-proof insulation electric wire according to claim 1, it is characterised in that：The piece of stainless steel（2）Inside it is tight Post locating piece（22）, locating piece（22）Inside both ends be all provided with it is fluted（23）, groove（23）Inside be fixedly connected with bullet Spring（24）, spring（24）The other end be fixedly connected with bayonet lock（25）, bayonet lock（25）Surface be slidably socketed through-hole（21）It is interior Side, locating piece（22）Upper end be internally provided with rotation slot（26）, rotation slot（26）Inside movable sleeve be connected to anticreep disk（27）.

3. a kind of fire-proof insulation electric wire according to claim 2, it is characterised in that：The anti-disk stripping（27）Upper end fix It is connected with hook（3）, hook（3）Other end port position be fixedly connected with axle bed（31）, axle bed（31）Inside axis connection There is lever（32）, lever（32）The other end be equipped with thread groove（33）, hook（3）Be internally threaded hole（34）, threaded hole （34）Inside thread be connected with screw knob（35）, screw knob（35）The other end be threadedly coupled thread groove（33）It is interior Side.

4. a kind of fire-proof insulation electric wire according to claim 1, it is characterised in that：The oversheath（1）And inner sheath （16）It is made of rubber material, oversheath（1）Outer surface be coated with fire resistant coating, inner sheath（16）And copper core（17）Between Filled with flame retardant layer.