CN211628772U - Concentric cable of positive negative pole - Google Patents

Abstract

The utility model aims at providing a positive negative pole concentric cable, include: outer jacket layer, inner sheath, interior package covering, go up shock attenuation stand, lower shock attenuation stand, interior fire-retardant sack layer and concentric wire, its characterized in that: the concentric lead is arranged in the inner wrapping layer, the concentric lead is internally wrapped with a negative conductor and a positive conductor, and insulating layers are wrapped outside the positive conductor and the negative conductor. An intermediate partition board is arranged between the positive conductor and the negative conductor, the inner flame-retardant cloth bag layer is sleeved outside the concentric lead, and the inner wrapping layer is wrapped outside the concentric lead. The utility model discloses be equipped with anodal conductor and negative conductor in concentric wire, the integrated level is high, can be used for the transmission of different signals simultaneously, moreover the utility model discloses be provided with intermediate bottom between anodal conductor and negative conductor, can effectively completely cut off with the signal interference between anodal conductor and the negative conductor in the group concentric cable, attenuation and loss that can effectual reduction transmission signal.

Description

Concentric cable of positive negative pole

Technical Field

The utility model relates to a concentric cable especially relates to a positive negative pole concentric cable.

Background

At present, with the development of social economy, the daily work, life and production power consumption of people are increasing day by day, therefore, the use amount of the cable is more and more, the concentric cable is a common signal transmission tool, the existing concentric cable is widely applied to occasions such as civil buildings, factories, signal transmission, fire control and the like at present, the common concentric cable is two-core, because of no ground wire, when the cable is used on some high-power electrical appliances, if electric leakage occurs, strong potential and current cannot be led into the ground, which is likely to cause harm to people, interference is easily generated between the anode conductor and the cathode conductor in the concentric cables, which is likely to cause the problems of attenuation and loss of transmission signals, and the existing cable has smaller strength, the problem of damaging inside wire and cutter body easily when bearing great load or external force influences the normal use of cable, and the resistance to compression tensile strength of cable is also relatively poor.

There is therefore a need for a concentric cable of positive and negative electrodes that solves the above problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model aims to provide a concentric cable with positive and negative electrodes, the outer sheath layer of the utility model adopts a sealed steel pipe sheath, can make the utility model discloses when improving life and leakproofness, also can not increase substantially weight and cost, the utility model discloses be provided with the internal combustion bag layer, played fine fire-retardant effect of preventing fires, the utility model discloses an outside, the utility model discloses including be provided with shock attenuation stand and lower shock attenuation stand respectively around the upper and lower both ends of covering, the utility model discloses the inside of last shock attenuation stand and lower shock attenuation stand all is provided with damping spring, has played absorbing effect, the utility model discloses including be provided with the filler between covering and concentric wire, filler evenly distributed is in concentric wire, the filler is the PE rope, can prevent that the cable from flattening and damaging the problem of the inside wire of cable.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a positive and negative concentric cable comprising: outer jacket layer, inner sheath, interior package covering, go up shock attenuation stand, lower shock attenuation stand, interior fire-retardant sack layer and concentric wire, its characterized in that: the concentric wire is arranged inside the inner wrapping layer, the concentric wire is internally wrapped with a cathode conductor and an anode conductor, the anode conductor and the cathode conductor are wrapped with insulating layers, an intermediate partition plate is arranged between the anode conductor and the cathode conductor, the inner flame-retardant cloth bag layer is sleeved outside the concentric wire, the inner wrapping layer is wrapped outside the concentric wire, fillers are arranged between the inner wrapping layer and the concentric wire and are uniformly distributed outside the concentric wire, the upper end of the inner wrapping layer is fixedly connected with two upper shock-absorbing upright columns, the inner sheath is sleeved outside the inner wrapping layer, the upper ends of the upper shock-absorbing upright columns are fixedly connected with the inner wall of the inner sheath, the lower ends of the inner wrapping layer are fixedly connected with two lower shock-absorbing upright columns, and the lower shock-absorbing upright columns are fixedly connected with the inner wall of the inner sheath, the outer sheath layer is coated outside the inner sheath.

Furthermore, a braided shielding layer is arranged between the outer sheath layer and the inner sheath, and the braided shielding layer is made of aluminum magnesium alloy wires.

Furthermore, the inside of going up shock absorber post and shock absorber post down all is provided with damping spring.

Further, the positive electrode conductor is made of nickel-chromium, and the negative electrode conductor is made of copper-nickel.

Further, the filler is a PE rope.

The utility model has the advantages that:

the utility model provides a concentric cable of positive and negative poles, the utility model is provided with a positive pole conductor and a negative pole conductor in a concentric wire, the integration level is high, and can be used for the transmission of different signals at the same time, moreover, the utility model is provided with an intermediate baffle between the positive pole conductor and the negative pole conductor, which can effectively isolate the signal interference between the positive pole conductor and the negative pole conductor in the concentric cable, and can effectively reduce the attenuation and loss of the transmission signal, the utility model adopts a sealed steel pipe sheath to lead the utility model to improve the service life and the sealing performance, and also can not greatly improve the weight and the cost, the utility model is provided with an internal flame-retardant cloth bag layer, which plays a good role of fire prevention and flame retardation, the outside of the utility model, the utility model is provided with an upper damping upright post and a lower damping upright post respectively at the upper and lower ends of the internal winding layer, the utility model discloses at last shock attenuation stand and the inside of shock attenuation stand down all be provided with damping spring, played absorbing effect, the utility model discloses including be provided with the filler between covering and concentric wire, filler evenly distributed is in concentric wire, filler are the PE rope, can prevent that the cable from flattening and damaging the problem of cable inside wire.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Wherein:

1-an outer sheath layer; 2-weaving a shielding layer; 3-inner sheath;

4-inner wrapping layer; 5-mounting a damping upright post; 6-damping spring;

7-lower damping upright posts; 8-a filler; 9-inner flame-retardant cloth bag layer;

10-concentric wire; 11-negative conductor; 12-a positive electrode conductor;

13-intermediate partition board; 14-insulating layer

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

fig. 1 is the structural schematic diagram of the present invention, a positive and negative concentric cable as shown in fig. 1, including: oversheath layer 1, weave shielding layer 2, inner sheath 3, interior around covering 4, go up shock-absorbing column 5, shock-absorbing column 6, filler 7, interior fire-retardant sack layer 8, concentric wire 9, negative conductor 10, positive conductor 11, intermediate bottom 12 and insulating layer 13, its characterized in that: the concentric lead 9 is arranged inside the inner wrapping layer 4, the concentric lead 9 is internally covered with a negative electrode conductor 10 and a positive electrode conductor 11, the positive electrode conductor 11 and the negative electrode conductor 10 are externally wrapped with an insulating layer 13, an intermediate baffle plate 12 is arranged between the positive electrode conductor 11 and the negative electrode conductor 10, the inner flame-retardant cloth bag layer sleeve 8 is arranged outside the concentric lead 9, the inner wrapping layer 4 is covered outside the concentric lead 9, a filler 7 is arranged between the inner wrapping layer 4 and the concentric lead 9, the filler 7 is uniformly distributed outside the concentric lead 9, the upper end of the inner wrapping layer 4 is fixedly connected with two upper shock-absorbing upright columns 5, the inner sheath 3 is sleeved outside the inner wrapping layer 4, the upper ends of the upper shock-absorbing upright columns 5 are mutually and fixedly connected with the inner wall of the inner sheath 3, and the lower end of the inner wrapping layer 4 is fixedly connected with two lower shock-absorbing upright columns 6, lower shock attenuation stand 6 with mutual fixed connection between the inner wall of inner sheath 3, oversheath layer 1 cladding is in the outside of inner sheath 3.

The working mode is as follows: the utility model discloses a concentric cable of positive and negative poles, the utility model is provided with a positive pole conductor and a negative pole conductor in a concentric wire, the integration level is high, and can be used for transmitting different signals at the same time, moreover, the utility model is provided with an intermediate baffle between the positive pole conductor and the negative pole conductor, which can effectively isolate the signal interference between the positive pole conductor and the negative pole conductor in the concentric cable, and can effectively reduce the attenuation and loss of the transmission signal, the utility model adopts a sealed steel pipe sheath to lead the utility model to improve the service life and the sealing performance, and also can not greatly improve the weight and the cost, the utility model is provided with an internal flame-retardant cloth bag layer, which plays a good role of fire prevention and flame retardation, the outside of the utility model is provided with an upper damping upright post and a lower damping upright post respectively at the upper and the lower ends of the internal winding layer, the utility model discloses at last shock attenuation stand and the inside of shock attenuation stand down all be provided with damping spring, played absorbing effect, the utility model discloses including be provided with the filler between covering and concentric wire, filler evenly distributed is in concentric wire, filler are the PE rope, can prevent that the cable from flattening and damaging the problem of cable inside wire.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (5)

1. A positive and negative concentric cable comprising: outer jacket layer, inner sheath, interior package covering, go up shock attenuation stand, lower shock attenuation stand, interior fire-retardant sack layer and concentric wire, its characterized in that: the concentric wire is arranged inside the inner wrapping layer, the concentric wire is internally wrapped with a cathode conductor and an anode conductor, the anode conductor and the cathode conductor are wrapped with insulating layers, an intermediate partition plate is arranged between the anode conductor and the cathode conductor, the inner flame-retardant cloth bag layer is sleeved outside the concentric wire, the inner wrapping layer is wrapped outside the concentric wire, fillers are arranged between the inner wrapping layer and the concentric wire and are uniformly distributed outside the concentric wire, the upper end of the inner wrapping layer is fixedly connected with two upper shock-absorbing upright columns, the inner sheath is sleeved outside the inner wrapping layer, the upper ends of the upper shock-absorbing upright columns are fixedly connected with the inner wall of the inner sheath, the lower ends of the inner wrapping layer are fixedly connected with two lower shock-absorbing upright columns, and the lower shock-absorbing upright columns are fixedly connected with the inner wall of the inner sheath, the outer sheath layer is coated outside the inner sheath.

2. The concentric cable of positive and negative electrodes of claim 1, wherein: and a braided shielding layer is arranged between the outer sheath layer and the inner sheath, and the braided shielding layer is an aluminum-magnesium alloy wire.

3. The concentric cable of positive and negative electrodes of claim 1, wherein: and damping springs are arranged inside the upper damping upright post and the lower damping upright post.

4. The concentric cable of positive and negative electrodes of claim 1, wherein: the positive electrode conductor is made of nickel-chromium, and the negative electrode conductor is made of copper-nickel.

5. The concentric cable of positive and negative electrodes of claim 1, wherein: the filler is PE rope.

Images