CN208045175U - A kind of novel high-strength heatproof wire of resistance to drawing - Google Patents

Abstract

The utility model discloses a kind of novel high-strength heatproof wire of resistance to drawing, includes conducting wire, and conducting wire includes core and wire insulation；Resistance to thermal envelope is wrapped up on the outside of conducting wire；It is honeycomb refractory layer on the outside of resistance to thermal envelope；It is Thermal Protective layer on the outside of honeycomb refractory layer, has fire line skeleton in the Thermal Protective layer；It is fire proofing firbre beam layer on the outside of Thermal Protective layer；It is crosslinked polyetylene insulated layer on the outside of fire proofing firbre beam layer.Above structure takes full advantage of the heat resistance of fireproofing and heat resistant material, while the mechanical performance of these materials is utilized, and to enhance the tensile capacity of electric wire, optimizes the structure arrangement of electric wire, obtains high intensity, resistance to drawing, heat-resisting effect.

Description

A kind of novel high-strength heatproof wire of resistance to drawing

Technical field

The utility model is related to a kind of electric wire, specifically a kind of high intensity, the heatproof wire of resistance to drawing.

Background technology

Electric wire is to transmit electric (magnetic) energy, information and the wire product for realizing electromagnetic energy conversion.Electric wire is made For the main carriers of power transmission, it is widely used in appliance equipment, power transmission, building, communication etc., is sent out with social economy All there is inseparable relationship in each department of exhibition, be current industrial, informationization or even the development of the following intelligent industry Vital basic role is all played, the quality of quality directly influences construction quality and the lives and properties peace of consumer Entirely.

The working environment of fundamental role just because of electric wire in national economy and industry development, application is a variety of more Sample, performance requirement are also various.Wire type product requirement has enough mechanical strengths first, during assembly and use It can bear a certain range of tensile and compressive strength and be unlikely to destroy.On the other hand, high temperature, fire may be faced in the work of electric wire Therefore the scenes such as calamity also become the aspect that emphasis considers in electric wire design, moreover, in height to the tolerance of high temperature, fire Under temperature, fire field environment, the mechanical strength of electric wire can be also affected to some extent.In the prior art not simultaneously for the resistance to of electric wire Drawing ability and temperature capacity carry out the ideal scheme of comprehensive reply, are especially the absence of under high temperature, fire field environment to the resistance to drawing of electric wire The scheme that ability is kept.

Utility model content

In order to change the prior art not while resistance to drawing ability for electric wire and temperature capacity carry out the reason of comprehensive reply Think scheme, be especially the absence of the present situation of the scheme kept to the resistance to drawing ability of electric wire under high temperature, fire field environment, this practicality is new Type provides a kind of novel high-strength heatproof wire of resistance to drawing, is carried out by heat resisting material, and to the surrounding material of electric wire Reinforcement is handled so that electric wire has high intensity, high heat-resisting feature.

Technical solution adopted by the utility model to solve its technical problems is：A kind of novel high-strength Nai Lanai thermoelectricity Line, includes conducting wire, and conducting wire includes core and wire insulation；Resistance to thermal envelope is wrapped up on the outside of conducting wire；It is bee on the outside of resistance to thermal envelope Nest refractory layer；It is Thermal Protective layer on the outside of honeycomb refractory layer, has fire line skeleton in the Thermal Protective layer；Thermal Protective layer Outside is fire proofing firbre beam layer；It is crosslinked polyetylene insulated layer on the outside of fire proofing firbre beam layer.

The resistance to thermal envelope is heat-resisting material, it is preferable to use temperature resistant glass fiber cloth, enhances simultaneously in high temperature resistant The tensile capacity of electric wire entirety.

The honeycomb refractory layer, the direction in honeycomb room hole are radially consistent with electric wire；In the room hole of honeycomb refractory layer Fire retardant can be added, the flame retardant effect of honeycomb is enhanced.

The fire line skeleton is made of fire line, can weave into looped network shape according to longitude and latitude arrangement by fire line, can also In the shape of a spiral, the axis of screw is consistent with the axis of electric wire entirety.

The fire proofing firbre beam layer, is filled, it is preferable that the axis of fire-retardant aramid fiber by fire-retardant aramid fiber beam It is consistent with the axis direction of electric wire entirety；Preferably, the inner layer surface of fire proofing firbre beam layer and outer layer surface have fire protection flame retarding coating.

The utility model has the beneficial effects that taking full advantage of the fireproofing and heat resistants such as resistance to thermal envelope, fire line, fire proofing firbre beam The heat resistance of material, while the mechanical performance of these materials is utilized, to enhance the tensile capacity of electric wire, it is different from tradition Technical solution optimizes the structure arrangement of electric wire to tension, the heat-resisting thinking handled respectively, obtains high intensity, resistance to draw, is resistance to The effect of heat.

Description of the drawings

The utility model is further described below in conjunction with attached drawing.

Fig. 1 is the electric wire drawing in side sectional elevation (fire line skeleton weaves into looped network shape according to longitude and latitude arrangement) of the utility model；

Fig. 2 is one embodiment figure of fire line skeleton；

Fig. 3 is another implementation illustration of fire line skeleton.

In figure, 1. cores, 2. wire insulations, 3. resistance to thermal envelopes, 4. honeycomb refractory layers, 5. Thermal Protective layers, 6. fire prevention Line skeleton, 7. fire proofing firbre beam layers, 8. crosslinked polyetylene insulated layers.

Specific implementation mode

【Embodiment 1】

A kind of novel high-strength heatproof wire of resistance to drawing, includes conducting wire, and conducting wire includes core 1 and wire insulation 2；Conducting wire Resistance to thermal envelope 3 is wrapped up in outside, and resistance to thermal envelope 3 uses temperature resistant glass fiber cloth；3 outside of resistance to thermal envelope is honeycomb refractory layer 4, The direction in honeycomb room hole is radially consistent with electric wire, and fire retardant is added in the room hole of honeycomb refractory layer 4；4 outside of honeycomb refractory layer For Thermal Protective layer 5, there is fire line skeleton 6 in the Thermal Protective layer 5, looped network shape is weaved into according to longitude and latitude arrangement by fire line； The outside of Thermal Protective layer 5 is fire proofing firbre beam layer 7, is filled by fire-retardant aramid fiber beam, the axis of fire-retardant aramid fiber with The axis direction of electric wire entirety is consistent, it is preferable that the inner layer surface and outer layer surface of fire proofing firbre beam layer 7 have fire protection flame retarding coating； 7 outside of fire proofing firbre beam layer is crosslinked polyetylene insulated layer 8.

【Embodiment 2】

Fire line skeleton 6 can also in the shape of a spiral, and the axis of screw is consistent with the axis of electric wire entirety.

Above-described embodiment is the more excellent way of realization of the utility model, to illustrate the basic structure and base of the utility model This thought, should not be construed as the absolute limitation to the utility model, and one of ordinary skill in the art is not departing from this Under the premise of the basic structure and basic thought of utility model, the implementation of the utility model is taken not absolute with above-described embodiment Identical treatment measures should also be considered as in the rights protection scope of the utility model.

Claims (8)

1. Include conducting wire 1. a kind of novel high-strength heatproof wire of resistance to drawing, conducting wire includes core (1) and wire insulation (2), It is characterized in that：Resistance to thermal envelope (3) is wrapped up on the outside of conducting wire；It is honeycomb refractory layer (4) on the outside of resistance to thermal envelope (3)；Honeycomb refractory layer (4) Outside is Thermal Protective layer (5), has fire line skeleton (6) in the Thermal Protective layer (5)；It is on the outside of Thermal Protective layer (5) Fire proofing firbre beam layer (7)；It is crosslinked polyetylene insulated layer (8) on the outside of fire proofing firbre beam layer (7).
2. 2. the novel high-strength heatproof wire of resistance to drawing according to claim 1, it is characterised in that：Resistance to thermal envelope (3) uses resistance to High-temperature glass fibre cloth.
3. 3. the novel high-strength heatproof wire of resistance to drawing according to claim 1, it is characterised in that：The bee of honeycomb refractory layer (4) The direction in nest room hole is radially consistent with electric wire.
4. 4. the novel high-strength heatproof wire of resistance to drawing according to any one of claims 1 to 3, it is characterised in that：Honeycomb is heat-resisting Fire retardant is added in the room hole of layer (4).
5. 5. the novel high-strength heatproof wire of resistance to drawing according to claim 1, it is characterised in that：Fire line skeleton (6) is by preventing Firewire weaves into looped network shape according to longitude and latitude arrangement.
6. 6. the novel high-strength heatproof wire of resistance to drawing according to claim 1, it is characterised in that：Fire line skeleton (6) is in spiral shell Shape is revolved, the axis of screw is consistent with the axis of electric wire entirety.
7. 7. the novel high-strength heatproof wire of resistance to drawing according to claim 1, it is characterised in that：Fire proofing firbre beam layer (7) by Fire-retardant aramid fiber beam is filled, and the axis of fire-retardant aramid fiber is consistent with the axis direction of electric wire entirety.
8. 8. the novel high-strength heatproof wire of resistance to drawing according to claim 1 or claim 7, it is characterised in that：Fire proofing firbre beam layer (7) Inner layer surface and outer layer surface have fire protection flame retarding coating.