CN218159736U - Cable with short circuit automatic power off function - Google Patents

Abstract

The utility model discloses a cable that possesses short circuit auto-power-off, including insulating layer, sinle silk body, high temperature resistant layer, signboard, wearing layer, polytetrafluoroethylene layer, high temperature resistant nylon layer, polyvinylidene fluoride layer, epoxy layer, polymer wear-resistant material and wear-resistant grained layer, the fixed surface on high temperature resistant layer bonds and has the wearing layer, the inner wall on high temperature resistant layer bonds with the surface of insulating layer mutually. This device is through the polytetrafluoroethylene layer that sets up, high temperature resistant nylon layer, the polyvinylidene fluoride layer, with the cooperation of epoxy layer, can wrap up the insulating layer, burn through when so that sinle silk body short circuit high temperature, can avoid the sinle silk body to appear exerted condition, be favorable to the transmission of electric power, the polymer wear-resistant material through setting up and the cooperation of wear-resistant grained layer, can wrap up high temperature resistant layer, can strengthen the wearability of this cable, so as to appear the damaged condition of friction after using for a long time, can guarantee that electric power carries out normal transmission.

Description

Cable with short circuit automatic power off function

Technical Field

The utility model belongs to the technical field of the cable and specifically relates to a possess short circuit auto-power-off's cable.

Background

A cable is generally a rope-like cable made up of several twisted conductors, each conductor being insulated from the other and often twisted around a center, and covered with a highly insulating covering, and characterized by an inner current-carrying and an outer insulation.

Application number 2021221962.2 discloses a cable that possesses short circuit auto-power-off, including the cable body, the inside fixed wire mechanism that is provided with of cable body, the front end of wire mechanism is fixed and is provided with auto-power-off mechanism, the fixed mechanism of strengthening that is provided with in inside of cable body, the fixed protection mechanism that is provided with in outside of wire mechanism, auto-power-off mechanism includes fuse body, glass tube cap and fuse glass pipe, the front end fixedly connected with fuse body of wire mechanism, the front end fixed mounting of fuse body has the glass tube cap. This cable that possesses short circuit auto-power-off through the installation fuse body, when the short circuit takes place for the cable body, the fuse body that is connected with the cable body live wire contacts the electric current and can fuses thereupon, and fuse body fusing then can cut off the circuit of the cable body of short circuit immediately to make things convenient for the maintainer to overhaul the cable body, also protected citizen's life safety simultaneously.

The cable has the advantages that the anti-abrasion effect is poor when the cable is used, the outer skin of the cable is possibly abraded and damaged after the cable is used for a long time, the transmission of electric power is affected, the high-temperature-resistant effect is poor, and therefore the cable with the short-circuit automatic power-off function is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a possess short circuit auto-power-off's cable to the effect of abrasionproof when solving this cable that provides in the above-mentioned background art and using is relatively poor, and the damaged condition of friction may appear in the exocuticle of long-time back cable of using, can cause the influence to the transmission of electric power, and high temperature resistance effect is relatively poor problem moreover.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a cable that possesses short circuit auto-power-off, includes insulating layer, sinle silk body, high temperature resistant layer, signboard, wearing layer, polytetrafluoroethylene layer, high temperature resistant nylon layer, polyvinylidene fluoride layer, epoxy layer, polymer abrasive material and wear-resisting grained layer, the fixed surface on high temperature resistant layer bonds and has the wearing layer, the inner wall on high temperature resistant layer bonds with the surface of insulating layer mutually.

In a further embodiment, the high temperature resistant layer comprises a polytetrafluoroethylene layer, a high temperature resistant nylon layer, a polyvinylidene fluoride layer and an epoxy resin layer, and the bottom surface of the polytetrafluoroethylene layer is bonded with the high temperature resistant nylon layer.

In a further embodiment, a polyvinylidene fluoride layer is bonded to the bottom surface of the high-temperature resistant nylon layer, and an epoxy resin layer is bonded to the bottom surface of the polyvinylidene fluoride layer.

In a further embodiment, the wear-resistant layer comprises a polymeric wear-resistant material and a wear-resistant particle layer, and the wear-resistant particle layer is bonded to the bottom surface of the polymeric wear-resistant material.

In a further embodiment, the front surface of the wear-resistant layer is provided with a signboard, and the back surface of the signboard is fixedly connected with the front surface of the wear-resistant layer.

In a further embodiment, a wire core body is arranged inside the insulating layer, and the outer surface of the wire core body is in contact with the inner wall of the insulating layer.

Compared with the prior art, the beneficial effects of the utility model are that:

this device is through the polytetrafluoroethylene layer that sets up, high temperature resistant nylon layer, polyvinylidene fluoride layer, with the cooperation of epoxy layer, can wrap up the insulating layer, burn through when in order to avoid sinle silk body short circuit high temperature, can avoid sinle silk body to appear exposed circumstances, be favorable to the transmission of electric power, the polymer wear-resistant material through setting up and the cooperation of wear-resistant grained layer, can wrap up high temperature resistant layer, can strengthen the wearability of this cable, in order to appear the damaged circumstances of friction after using for a long time, can guarantee that electric power carries out normal transmission.

Drawings

Fig. 1 is a schematic perspective view of an insulating layer of a cable with short circuit auto-power-off function.

Fig. 2 is a cross-sectional view of a side view of a core of a cable with short circuit auto-power off.

Fig. 3 is a cross-sectional view of a front view of a wear layer of a cable with short circuit auto-disconnect.

Fig. 4 is a cross-sectional view of a front view of a high temperature resistant layer of a cable with short circuit auto-disconnect.

In the figure: 1. an insulating layer; 2. a wire core body; 3. a high temperature resistant layer; 4. a signboard; 5. a wear layer; 301. a polytetrafluoroethylene layer; 302. a high temperature resistant nylon layer; 303. a polyvinylidene fluoride layer; 304. an epoxy resin layer; 501. a high molecular wear-resistant material; 502. a wear resistant particle layer.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably 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 by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-4, in the present invention, a cable with short circuit automatic power off function includes an insulating layer 1, a core body 2, a high temperature resistant layer 3, a signboard 4, a wear layer 5, a teflon layer 301, a high temperature resistant nylon layer 302, a polyvinylidene fluoride layer 303, an epoxy resin layer 304, a high molecular wear resistant material 501 and a wear resistant particle layer 502, wherein the wear layer 5 is fixed on the outer surface of the high temperature resistant layer 3, and the inner wall of the high temperature resistant layer 3 is bonded to the outer surface of the insulating layer 1; through the polytetrafluoroethylene layer 301 that sets up, high temperature resistant nylon layer 302, polyvinylidene fluoride layer 303, with the cooperation of epoxy layer 304, can wrap up insulating layer 1, burn through when in order to avoid 2 short circuit high temperatures of sinle silk body, can avoid sinle silk body 2 to appear exposed circumstances, be favorable to the transmission of electric power, cooperation through the polymer wear-resistant material 501 that sets up and wear-resistant grained layer 502, can wrap up high temperature resistant layer 3, can strengthen the wearability of this cable, in order to avoid the damaged circumstances of friction to appear after long-time the use, can guarantee that electric power carries out normal transmission.

High temperature resistant layer 3 includes polytetrafluoroethylene layer 301, high temperature resistant nylon layer 302, polyvinylidene fluoride layer 303 and epoxy 304, polytetrafluoroethylene layer 301's bottom surface bonds and has high temperature resistant nylon layer 302, utilize the cooperation of polytetrafluoroethylene layer 301 and high temperature resistant nylon layer 302 that sets up, can strengthen the high temperature resistant effect of this cable, in order to avoid this cable to be burnt out, high temperature resistant nylon layer 302's bottom surface bonds and has polyvinylidene fluoride layer 303, polyvinylidene fluoride layer 303's bottom surface bonds and has epoxy 304, utilize polyvinylidene fluoride layer 303 and epoxy 304 that set up, the high temperature resistant effect of cable has been guaranteed.

Wearing layer 5 includes polymer wear-resistant material 501 and wear-resistant particle layer 502, the wear-resistant particle layer 502 has been bonded to polymer wear-resistant material 501's bottom surface, utilize polymer wear-resistant material 501 and the wear-resistant particle layer 502 that sets up, can strengthen the wearability of this cable, so that the damaged condition of friction appears in this cable after using for a long time, wearing layer 5's front is equipped with signboard 4, signboard 4's the back and wear-resistant layer 5's positive fixed connection, utilize signboard 4 can let the staff know the notice, can be more swift in the use, the inside of insulating layer 1 is equipped with sinle silk body 2, the surface of sinle silk body 2 contacts with the inner wall of insulating layer 1, insulating layer 1 that utilizes to set up can reach insulating effect, the security of this cable has been promoted.

The utility model discloses a theory of operation is: when this cable when using, can establish the outside of bonding at insulating layer 1 with 3 covers on high temperature resistant layer earlier, utilize polytetrafluoroethylene layer 301, high temperature resistant nylon layer 302, polyvinylidene fluoride layer 303, with the cooperation of epoxy 304, when the cable conductor condition of short circuit high temperature appears, can bear the high temperature, in order to avoid the surface of cable to be burnt, utilize the cooperation of polymer abrasive material 501 and wear-resisting grained layer 502 simultaneously, can strengthen the wearability of this cable, in order to avoid long-time the damaged condition of friction appearing after using, avoid causing the influence to power transmission.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A cable with short circuit automatic power off is characterized in that: including insulating layer (1), sinle silk body (2), high temperature resistant layer (3), signboard (4), wearing layer (5), polytetrafluoroethylene layer (301), high temperature resistant nylon layer (302), polyvinylidene fluoride layer (303), epoxy layer (304), polymer abrasive material (501) and wear-resisting grained layer (502), the external fixed surface of high temperature resistant layer (3) bonds and has wearing layer (5), the inner wall of high temperature resistant layer (3) bonds with the surface of insulating layer (1) mutually.

2. The cable with short circuit automatic power off of claim 1, wherein: the high temperature resistant layer (3) comprises a polytetrafluoroethylene layer (301), a high temperature resistant nylon layer (302), a polyvinylidene fluoride layer (303) and an epoxy resin layer (304), and the high temperature resistant nylon layer (302) is bonded to the bottom surface of the polytetrafluoroethylene layer (301).

3. The cable with short circuit automatic power off of claim 1, wherein: the bottom surface of the high-temperature-resistant nylon layer (302) is bonded with a polyvinylidene fluoride layer (303), and the bottom surface of the polyvinylidene fluoride layer (303) is bonded with an epoxy resin layer (304).

4. The cable with short-circuit automatic power-off function according to claim 1, wherein: the wear-resistant layer (5) comprises a high polymer wear-resistant material (501) and a wear-resistant particle layer (502), and the wear-resistant particle layer (502) is bonded on the bottom surface of the high polymer wear-resistant material (501).

5. The cable with short circuit automatic power off of claim 1, wherein: the front of wearing layer (5) is equipped with signboard (4), the front fixed connection of the back and wearing layer (5) of signboard (4).

6. The cable with short-circuit automatic power-off function according to claim 1, wherein: the cable comprises an insulating layer (1), wherein a cable core body (2) is arranged inside the insulating layer (1), and the outer surface of the cable core body (2) is in contact with the inner wall of the insulating layer (1).

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