CN208548171U - A kind of shield type high frequency lapped insulation line - Google Patents

Abstract

The utility model relates to insulated wire technical fields, and disclose a kind of shield type high frequency lapped insulation line, including core and beam core retainer plate layer, the outside of the core and be located at beam core retainer plate layer inside be filled with mineral paper rope, the inside of the beam core retainer plate layer is fixedly connected with collets, the outside of the beam core retainer plate layer is fixedly connected with the first insulating layer, the outside of first insulating layer is socketed with ferroalloy jacket layer, the outside of the ferroalloy jacket layer is socketed with double-layer aluminum-foil, the inside of the double-layer aluminum-foil is filled with copper wire, the outside of the double-layer aluminum-foil is socketed with iron alloy layer, the external spray of the iron alloy layer has coatings, the external activity of the coatings is connected with single layer aluminium foil, the outside of the single layer aluminium foil is socketed with second insulating layer.The good high frequency lapped insulation line of the shielding, realizes the good purpose of shielding, the shielding of insulated wire integrally greatly improved, and the signal for preventing insulated wire from transmitting is disturbed.

Description

A kind of shield type high frequency lapped insulation line

Technical field

The utility model relates to insulated wire technical field, specially a kind of shield type high frequency lapped insulation line.

Background technique

Cable is to be placed in the insulated conductor constituted in sealing sheath by the conducting wire center of one or more mutually insulated, outside Protection coating can be added, be used for transmission, distribute electric energy or transmission electric signal, the difference of it and common wiring is mainly cable dimension It is larger, structure is more complex etc..

Existing high frequency lapped insulation line, which has, prevents electric conductor from contacting the thing for causing electric leakage, short circuit and electric shock with the external world Therefore but existing high frequency lapped insulation line shielding is bad in the actual use process, will lead to and pass inside insulated wire Defeated signal is disturbed, causes unnecessary trouble, so a kind of shield type high frequency lapped insulation line is proposed to solve above-mentioned institute The problem of proposition.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of shield type high frequency lapped insulation line, has shielding The good advantage of property, solves that existing high frequency lapped insulation line shielding is bad, will lead to the signal of insulated wire internal transmission It is disturbed, cause the problem of unnecessary trouble.

(2) technical solution

To realize the good purpose of above-mentioned shielding, the utility model is provided the following technical solutions: a kind of shield type high frequency around Packet insulated wire, including core and beam core retainer plate layer, the outside of the core and the inside for being located at beam core retainer plate layer are filled with mineral paper rope, The inside of the beam core retainer plate layer is fixedly connected with collets, and the outside of the beam core retainer plate layer is fixedly connected with the first insulating layer, institute The outside for stating the first insulating layer is socketed with ferroalloy jacket layer, and the outside of the ferroalloy jacket layer is socketed with double-layer aluminum-foil, described double The inside of layer aluminium foil is filled with copper wire, and the outside of the double-layer aluminum-foil is socketed with iron alloy layer, the outside of the iron alloy layer Coatings are coated with, the external activity of the coatings is connected with single layer aluminium foil, and the outside of the single layer aluminium foil is socketed with Second insulating layer.

Preferably, first insulating layer is made of low smoke, zero halogen polyolefin, and the second insulating layer is by silicon rubber system At.

Preferably, the beam core retainer plate layer is made of the PTFE/PI laminated film of multilayer, and the diameter of the copper wire is not less than One millimeter.

Preferably, the quantity of the core is no less than three, and the quantity of the collets is no less than three.

Preferably, the thickness of the iron alloy layer is less than the thickness of ferroalloy jacket layer, and the thickness of the iron alloy layer is greater than The thickness of first insulating layer.

Preferably, the coatings are self-drying type insulated paint, and the thickness of the coatings is no more than one millimeter.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of shield type high frequency lapped insulation line, has following beneficial Effect:

The good high frequency lapped insulation line of the shielding can achieve by mineral paper rope outside core and beam core retainer plate layer Certain flame retardant effect, and the PTFE/PI laminated film that uses of beam core retainer plate layer be fire-retardant and resistance to electric arc, improves certain safety Performance, ferroalloy used in ferroalloy jacket layer and iron alloy layer can be used to shielded signal, double-layer aluminum-foil and single layer aluminium foil institute The aluminium foil used can also be with shielded signal, and the signal shielding of copper wire is also fine, ferroalloy jacket layer, iron alloy layer, double-layer aluminum-foil, Single layer aluminium foil and several persons of copper wire are used cooperatively, and achieve the effect that the shielding for carrying out signal from the inside to surface, integrally greatly improved The shielding of insulated wire, the signal for preventing insulated wire from transmitting are disturbed.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

In figure: 1 core, 2 mineral paper ropes, 3 beam core retainer plate layers, 4 first insulating layers, 5 ferroalloy jacket layers, 6 double-layer aluminum-foils, 7 purples Copper wire, 8 iron alloy layers, 9 coatings, 10 single layer aluminium foils, 11 second insulating layers, 12 collets.

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.

Referring to Fig. 1, a kind of shield type high frequency lapped insulation line, including core 1 and beam core retainer plate layer 3, the outside of core 1 and It is filled with mineral paper rope 2 positioned at the inside of beam core retainer plate layer 3, the inside of beam core retainer plate layer 3 is fixedly connected with collets 12, core 1 Quantity is no less than three, and the quantity of collets 12 is no less than three, and the outside of beam core retainer plate layer 3 is fixedly connected with the first insulating layer 4, First insulating layer 4 is made of low smoke, zero halogen polyolefin, and second insulating layer 11 is made of silicon rubber, and silicon rubber refers to main chain by silicon It is alternately constituted with oxygen atom, the rubber there are two organic group is usually connected on silicon atom, common silicon rubber is mainly by containing methyl It is formed with the silicon oxygen chain link of a small amount of vinyl, the high- and low-temperature resistance performance of silicon rubber, trifluoro propyl and cyanogen can be improved in the introducing of phenyl The heatproof and oil resistance of silicon rubber then can be improved in the introducing of base, and silicon rubber resistance to low temperature is good, generally remains at -55 DEG C Work, introduce phenyl after, reachable -73 DEG C, the heat resistance of silicon rubber is also very prominent, at 180 DEG C can long-term work, it is a little higher than 200 DEG C can also bear several weeks or the longer time is still flexible, instantaneously be resistant to 300 DEG C or more of high temperature, the good permeability of silicon rubber, OTR oxygen transmission rate be in synthetic polymer it is highest, in addition, the protrusion that silicon rubber also has physiological inertia, not will lead to blood coagulation Characteristic, therefore be widely used in medical field, the outside of the first insulating layer 4 is socketed with ferroalloy jacket layer 5, ferroalloy jacket layer 5 Outside is socketed with double-layer aluminum-foil 6, and the inside of double-layer aluminum-foil 6 is filled with copper wire 7, and beam core retainer plate layer 3 is compound by the PTFE/PI of multilayer The diameter of film composition, copper wire 7 is not less than one millimeter, and the outside of double-layer aluminum-foil 6 is socketed with iron alloy layer 8, iron alloy layer 8 Thickness is less than the thickness of ferroalloy jacket layer 5, and the thickness of iron alloy layer 8 is greater than the thickness of the first insulating layer 4, iron alloy layer 8 it is outer Portion is coated with coatings 9, and coatings 9 are self-drying type insulated paint, and insulated paint is called coatings 9, is a kind of with excellent The coating of electrical insulating property, it has good electro-chemical properties, hot property, mechanical performance and chemical property, mostly varnish, also coloured Paint, insulated paint are that one of paint class special varnish, insulated paint can be consolidated under certain conditions based on high molecular polymer It is melted into the important insulating materials of insulating film or insulation entirety, insulated paint is by base-material, fire retardant, curing agent, pigments and fillers and solvent etc. The thickness of composition, coatings 9 is no more than one millimeter, and the external activity of coatings 9 is connected with single layer aluminium foil 10, single layer aluminium foil 10 outside is socketed with second insulating layer 11, can achieve by mineral paper rope 2 outside core 1 and beam core retainer plate layer 3 certain Flame retardant effect, and the PTFE/PI laminated film that uses of beam core retainer plate layer 3 is fire-retardant and resistance to electric arc, improves certain security performance, Ferroalloy used in ferroalloy jacket layer 5 and iron alloy layer 8 can be used to shielded signal, 10 institute of double-layer aluminum-foil 6 and single layer aluminium foil The aluminium foil used can also be with shielded signal, and the signal shielding of copper wire 7 is also fine, ferroalloy jacket layer 5, iron alloy layer 8, Double-layer aluminum Foil 6, single layer aluminium foil 10 and more than 7 person of copper wire are used cooperatively, and achieve the effect that the shielding for carrying out signal from the inside to surface, entirety is substantially The shielding for improving insulated wire, the signal for preventing insulated wire from transmitting are disturbed.

When in use, certain flame retardant effect can achieve by mineral paper rope 2 outside core 1 and beam core retainer plate layer 3, and And the PTFE/PI laminated film that uses of beam core retainer plate layer 3 is fire-retardant and resistance to electric arc, improves certain security performance, ferroalloy jacket layer 5 It can be used to shielded signal, aluminium foil used in double-layer aluminum-foil 6 and single layer aluminium foil 10 with ferroalloy used in iron alloy layer 8 Can be with shielded signal, the signal shielding of copper wire 7 is also fine, ferroalloy jacket layer 5, iron alloy layer 8, double-layer aluminum-foil 6, single layer aluminium foil 10 and more than 7 person of copper wire be used cooperatively, achieve the effect that from the inside to surface carry out signal shielding, insulated wire integrally greatly improved Shielding, the signal for preventing insulated wire from transmitting is disturbed.

In conclusion the high frequency lapped insulation line that the shielding is good, passes through the mineral paper rope 2 and Shu Xin outside core 1 Jacket layer 3 can achieve certain flame retardant effect, and the PTFE/PI laminated film that uses of beam core retainer plate layer 3 is fire-retardant and resistance to electric arc, Certain security performance is improved, ferroalloy used in ferroalloy jacket layer 5 and iron alloy layer 8 can be used to shielded signal, double-deck Aluminium foil used in aluminium foil 6 and single layer aluminium foil 10 can also be with shielded signal, and the signal shielding of copper wire 7 is also fine, ferroalloy set Layer 5, iron alloy layer 8, double-layer aluminum-foil 6, single layer aluminium foil 10 and more than 7 person of copper wire are used cooperatively, and reach and carry out signal from the inside to surface Shielding effect, the shielding of insulated wire integrally greatly improved, the signal for preventing insulated wire from transmitting is disturbed.

It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, method, article or equipment in there is also other identical elements.

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

Claims (6)

1. a kind of shield type high frequency lapped insulation line, including core (1) and beam core retainer plate layer (3), it is characterised in that: the core (1) the outside and inside for being located at beam core retainer plate layer (3) is filled with mineral paper rope (2), the inside of the beam core retainer plate layer (3) is fixed to be connected It is connected to collets (12), the outside of the beam core retainer plate layer (3) is fixedly connected with the first insulating layer (4), first insulating layer (4) Outside be socketed with ferroalloy jacket layer (5), the outside of the ferroalloy jacket layer (5) is socketed with double-layer aluminum-foil (6), the Double-layer aluminum The inside of foil (6) is filled with copper wire (7), and the outside of the double-layer aluminum-foil (6) is socketed with iron alloy layer (8), the ferroalloy The external spray of layer (8) has coatings (9), and the external activity of the coatings (9) is connected with single layer aluminium foil (10), described The outside of single layer aluminium foil (10) is socketed with second insulating layer (11).

2. a kind of shield type high frequency lapped insulation line according to claim 1, it is characterised in that: first insulating layer (4) it is made of low smoke, zero halogen polyolefin, the second insulating layer (11) is made of silicon rubber.

3. a kind of shield type high frequency lapped insulation line according to claim 1, it is characterised in that: the beam core retainer plate layer (3) It is made of the PTFE/PI laminated film of multilayer, the diameter of the copper wire (7) is not less than one millimeter.

4. a kind of shield type high frequency lapped insulation line according to claim 1, it is characterised in that: the number of the core (1) Amount no less than three, the quantity of the collets (12) is no less than three.

5. a kind of shield type high frequency lapped insulation line according to claim 1, it is characterised in that: the iron alloy layer (8) Thickness be less than the thickness of ferroalloy jacket layer (5), the thickness of the iron alloy layer (8) is greater than the thickness of the first insulating layer (4).

6. a kind of shield type high frequency lapped insulation line according to claim 1, it is characterised in that: the coatings (9) Thickness for self-drying type insulated paint, the coatings (9) is no more than one millimeter.