CN209859671U

CN209859671U - Inner-woven and outer-extruded rubber electric wire

Info

Publication number: CN209859671U
Application number: CN201921121043.XU
Authority: CN
Inventors: 彭泉
Original assignee: Shenzhen Jinzhihui Electronic Co Ltd
Current assignee: Shenzhen Jinzhihui Electronic Co Ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2019-12-27
Anticipated expiration: 2029-07-17

Abstract

The utility model relates to an electric power engineering technical field just discloses an interior outer rubber electric wire of giving as security of weaving, be three in by the insulating layer including quantity in all with fire-retardant layer fixed connection by the outside of insulating layer, the sinle silk has been woven to the outside winding on fire-retardant layer, the outside movable mounting of sinle silk has the fire prevention protective layer, the outside of fire prevention protective layer bonds and has the adhesive linkage, the outside of adhesive linkage bonds and has the composite bed, the weaving layer has been cup jointed to the outside of composite bed, the outside fixed mounting of weaving layer has the lag. This interior weaving is pressed rubber electric wire outward, has avoided stretching of intensity of a fire effectively, and setting up of fireproof protection layer and fire-retardant layer has simultaneously realized protecting the inside and outside of sinle silk, has reached good fire-retardant thermal-insulated effect to the sinle silk, and meanwhile setting up of weaving layer has greatly improved the holistic compressive capacity of electric wire, has made things convenient for interior weaving to press rubber electric wire outward to reach fire-retardant fire-resistant purpose.

Description

Inner-woven and outer-extruded rubber electric wire

Technical Field

The utility model relates to an electric power engineering technical field specifically is an interior outer rubber electric wire of giving as security of weaving.

Background

The electric wire is a conducting wire for transmitting electric energy, and is divided into a bare wire, an electromagnetic wire and an insulating wire, wherein the bare wire has no insulating layer and comprises copper, an aluminum flat wire, an overhead stranded wire and various profiles (such as molded lines, buses, copper bars, aluminum bars and the like).

With the development of times and science and technology, the progress of science and technology promotes the technical progress of internally weaving and externally extruding rubber electric wires, for example, the inner-braided outer-extruded rubber electric wire disclosed in the chinese patent CN 202167266U comprises a conductive core bundle, an inner braided layer and cotton yarn, wherein the conductive core bundle comprises a conductive core and an insulating layer arranged outside the conductive core, the inner braided layer is arranged outside the conductive core bundle, the cotton yarn is arranged in the middle of the conductive core bundle, the conductive core bundle is twisted together around the cotton yarn, and an outer-coated plastic layer is extruded outside the inner braided layer, compared with the prior art, the utility model has the characteristics of water and dust resistance, internal braided wire protection, wear resistance of the electric wire, and tensile strength increase of the electric wire, however, the wire cannot achieve good flame-retardant and fire-resistant effects, and the service life of the wire is greatly reduced, so that the problem of the wire with the rubber layer woven inside and extruded outside is solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an interior weaving is pressed rubber electric wire outward possesses advantages such as fire-retardant fire-resistant, has solved present electric wire and has not reached good fire-retardant fire-resistant effect, has greatly reduced the life's of electric wire problem.

(II) technical scheme

In order to realize the purpose of flame retardance and fire resistance, the utility model provides the following technical scheme: the utility model provides an interior extrusion rubber electric wire, is including quantity for three well by the insulating layer, three well outside of being by the insulating layer all with fire-retardant layer fixed connection, the sinle silk has been woven in the outside winding on fire-retardant layer, the outside movable mounting of sinle silk has the fire protection layer, the outside bonding of fire protection layer has the adhesive linkage, the outside bonding of adhesive linkage has the composite bed, the weaving layer has been cup jointed to the outside of composite bed, the outside fixed mounting of weaving layer has the lag, the filling hole has been seted up on the lag, the filling hole intussuseption is filled with the layer of putting out a fire.

Preferably, the number of the filling holes is not less than ten, the filling holes are distributed at equal intervals, and the fire extinguishing layer is a dry powder fire extinguishing agent.

Preferably, the woven layer is woven by the stainless steel wire mesh, and the protective sleeve is made of ceramic halogen-free low-smoke polyolefin flame-retardant fire-resistant insulating rubber.

Preferably, the connection modes of the fireproof protection layer and the composite layer and the bonding layer are seamless connection, the fireproof protection layer is a synthetic mica tape, and the composite layer is a ceramic silicon rubber composite tape.

Preferably, the number of the wire cores is not less than six, and the wire cores are distributed in a surrounding weaving mode.

Preferably, the flame-retardant layer is wrapped outside the three medium-insulation layers, and the flame-retardant layer is made of high-performance flame-retardant fibers.

(III) advantageous effects

Compared with the prior art, the utility model provides an interior weaving is pressed rubber electric wire outward possesses following beneficial effect:

this interior weave outer rubber electric wire of giving as security, through the lag, the lag is the fire-extinguishing layer of filling in the fire-retardant fire-resistant insulating rubber cooperation filling hole of pottery low smoke polyolefin, realized protecting the outside of electric wire, good fire-retardant fire extinguishing effect has been reached, the stretching of intensity of a fire has been avoided effectively, the setting of fireproof protection layer and fire-retardant layer has realized protecting the inside and outside of sinle silk simultaneously, reach good fire-retardant thermal-insulated effect to the sinle silk, meanwhile the setting of weaving layer has greatly improved the holistic compressive capacity of electric wire, it gives things convenient for interior weaving to give as security outer rubber electric wire to reach fire-retardant fire-resistant purpose.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a sectional view of the protective cover of the present invention.

In the figure: 1 in by insulating layer, 2 fire-retardant layers, 3 sinle silk, 4 fire protection layers, 5 adhesive linkage, 6 composite beds, 7 weaving layers, 8 lag, 9 filling hole, 10 layers of putting out a fire.

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, an inner-woven and outer-extruded rubber electric wire comprises three middle-insulated layers 1, the outsides of the three middle-insulated layers 1 are fixedly connected with flame-retardant layers 2, the flame-retardant layers 2 are wrapped on the outsides of the three middle-insulated layers 1, the flame-retardant layers 2 are made of high-performance flame-retardant fibers, wire cores 3 are wound and woven on the outsides of the flame-retardant layers 2, the number of the wire cores 3 is not less than six, the wire cores 3 are distributed in a surrounding weaving manner, a fireproof protective layer 4 is movably installed on the outside of the wire cores 3, an adhesive layer 5 is bonded on the outside of the fireproof protective layer 4, a composite layer 6 is bonded on the outside of the adhesive layer 5, the connection modes of the fireproof protective layer 4 and the composite layer 6 and the adhesive layer 5 are seamless connection, the fireproof protective layer 4 is a synthetic mica tape, the composite layer 6 is a ceramic silicon rubber composite tape, a woven layer 7, the wire core is characterized in that the braided layer 7 is woven by a stainless steel wire mesh, the protective sleeve 8 is made of ceramic halogen-free low-smoke polyolefin flame-retardant and fire-resistant insulating rubber, filling holes 9 are formed in the protective sleeve 8, fire extinguishing layers 10 are filled in the filling holes 9, the number of the filling holes 9 is not less than ten, the filling holes 9 are distributed equidistantly, the fire extinguishing layers 10 are dry powder fire extinguishing agents, the protective sleeve 8 is made of ceramic halogen-free low-smoke polyolefin flame-retardant and fire-resistant insulating rubber and matched with the fire extinguishing layers 10 filled in the filling holes 9, the protection on the outer portion of the wire is realized, a good flame-retardant fire extinguishing effect is achieved, the spread of fire is effectively avoided, meanwhile, the arrangement of the fireproof protective layer 4 and the flame-retardant layer 2 realizes the protection on the inner portion and the outer portion of the wire core 3, the good flame-retardant and heat-insulation effects are achieved on, the inner weaving and the outer extruding of the rubber wire are facilitated to achieve the purposes of flame retardance and fire resistance.

To sum up, this interior weaving is outer to give as security rubber electric wire, through lag 8, lag 8 is the fire extinguishing layer 10 of the fire-retardant fire-resistant insulating rubber cooperation filling hole of ceramic zero halogen low smoke polyolefin intussuseption of filling, realized protecting the outside of electric wire, good fire-retardant fire extinguishing effect has been reached, the stretching of intensity of a fire has been avoided effectively, the setting of fireproof protection layer 4 and fire-retardant layer 2 has realized protecting the inside and outside of core 3 simultaneously, reached good fire-retardant thermal-insulated effect to core 3, meanwhile the setting of weaving layer 7 has greatly improved the holistic compressive capacity of electric wire, it reaches fire-retardant fire-resistant purpose to have made things convenient for interior weaving to give as security rubber electric wire outward to reach fire-retardant fire-resistant, solved present electric wire and can not reach good fire-retardant fire-resistant effect, greatly reduced the problem of the life of electric wire.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an interior outer rubber electric wire of pushing down of weaving, is three including quantity by insulating layer (1), its characterized in that: it is three in all with fire-retardant layer (2) fixed connection by the outside of insulating layer (1), sinle silk (3) have been woven in the outside winding of fire-retardant layer (2), the outside movable mounting of sinle silk (3) has fire protection layer (4), the outside bonding of fire protection layer (4) has adhesive linkage (5), the outside bonding of adhesive linkage (5) has composite bed (6), weaving layer (7) have been cup jointed to the outside of composite bed (6), the outside fixed mounting of weaving layer (7) has lag (8), filling hole (9) have been seted up on lag (8), the intussuseption of filling hole (9) is filled with fire extinguishing layer (10).

2. The inner-woven and outer-extruded rubber covered wire according to claim 1, characterized in that: the number of the filling holes (9) is not less than ten, the filling holes (9) are distributed at equal intervals, and the fire extinguishing layer (10) is a dry powder fire extinguishing agent.

3. The inner-woven and outer-extruded rubber covered wire according to claim 1, characterized in that: the woven layer (7) is woven by a stainless steel wire mesh, and the protective sleeve (8) is made of ceramic halogen-free low-smoke polyolefin flame-retardant fire-resistant insulating rubber.

4. The inner-woven and outer-extruded rubber covered wire according to claim 1, characterized in that: the fireproof protective layer (4), the composite layer (6) and the bonding layer (5) are connected in a seamless mode, the fireproof protective layer (4) is a synthetic mica tape, and the composite layer (6) is a ceramic silicon rubber composite tape.

5. The inner-woven and outer-extruded rubber covered wire according to claim 1, characterized in that: the number of the wire cores (3) is not less than six, and the wire cores (3) are distributed in a surrounding weaving manner.

6. The inner-woven and outer-extruded rubber covered wire according to claim 1, characterized in that: the flame-retardant layer (2) wraps the three middle-insulated layers (1), and the flame-retardant layer (2) is made of high-performance flame-retardant fibers.