CN210295973U - Intelligent PLC man-machine signal transmission bus cable - Google Patents

Abstract

The utility model discloses an intelligence PLC man-machine signal transmission bus cable, including the central body, the fixed post of strengthening of inlaying in middle part of central body, the fixed conductor that has of inlaying in the inside outside of central body, the outside fixedly connected with insulating layer of central body, the outside of insulating layer is equipped with the flame retardant coating, the inside of flame retardant coating is inlayed and is had the aluminium foil layer, the aluminium foil layer runs through and opens there is the through-hole, all through connection piece fixedly connected with aluminium foil piece in the front and back side of through-hole, the outside fixedly connected with top layer of flame retardant coating. According to the intelligent PLC man-machine signal transmission bus cable, the overall shielding strength of the lead can be improved through the structure of the aluminum foil layer and the aluminum foil sheet, and the connection strength of the aluminum foil layer and the fireproof layer can be improved through the aluminum foil sheets arranged in a staggered mode; through the structure that is equipped with the enhancement post, can effectual increase bus cable's intensity.

Description

Intelligent PLC man-machine signal transmission bus cable

Technical Field

The utility model relates to an electric power tech field specifically is an intelligence PLC man-machine signal transmission bus cable.

Background

The bus is a public communication trunk line for transmitting information among various functional components of the computer, and is a transmission line bundle consisting of wires, and the bus of the computer can be divided into a data bus, an address bus and a control bus according to the type of information transmitted by the computer, and the data bus, the address bus and the control bus are respectively used for transmitting data, data addresses and control signals. The bus is an internal structure, it is a common channel for CPU, internal memory, input and output devices to transfer information, all the components of the host computer are connected by means of bus, and the external devices are connected with bus by means of correspondent interface circuit so as to form the computer hardware system. In a computer system, a common channel for transmitting information among all components is called a bus, and a microcomputer is connected with all functional components by a bus structure, but the shielding strength of a common wire cannot meet the requirement, and the connection strength of an integral shielding layer is not high, so that an intelligent PLC man-machine signal transmission bus cable is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence PLC man-machine signal transmission bus cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an intelligence PLC man-machine signal transmission bus cable, includes the central body, the middle part fixed mosaic of central body has the enhancement post, the inside outside fixed mosaic of central body has the conductor, the outside fixedly connected with insulating layer of central body, the outside of insulating layer is equipped with the flame retardant coating, the inside of flame retardant coating is inlayed and is had the aluminium foil layer, the aluminium foil layer runs through to open there is the through-hole, all through connection piece fixedly connected with aluminium foil piece in the front and back side of through-hole, the outside fixedly connected with top layer of flame retardant coating.

Preferably, the through holes are rectangular holes, a plurality of through holes are arranged, and the through holes are arranged on the aluminum foil layer in an annular array.

Preferably, the number of the aluminum foils is equal to that of the through holes, and the aluminum foils are arranged on the inner side and the outer side of the aluminum foil layer in a staggered mode.

Preferably, the reinforcing column is an elastic insulating rubber column.

Preferably, the surface layer is a polyvinyl chloride insulating layer.

Compared with the prior art, the beneficial effects of the utility model are that: according to the intelligent PLC man-machine signal transmission bus cable, the overall shielding strength of the lead can be improved through the structure of the aluminum foil layer and the aluminum foil sheet, and the connection strength of the aluminum foil layer and the fireproof layer can be improved through the aluminum foil sheets arranged in a staggered mode; through the structure that is equipped with the enhancement post, can effectual increase bus cable's intensity.

Drawings

Fig. 1 is a sectional view of the present invention.

In the figure: 1 central body, 2 reinforcing columns, 3 conductors, 4 insulating layers, 5 fireproof layers, 6 aluminum foil layers, 7 through holes, 8 connecting sheets, 9 aluminum foil sheets and 10 surface layers.

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, the present invention provides a technical solution: the utility model provides an intelligence PLC man-machine signal transmission bus cable, includes central body 1, central body 1 is the insulator, the fixed inlaying in middle part of central body 1 has the enhancement post 2, strengthens post 2 in order to increase the bulk strength and the hardness of cable, it is the elastic insulation rubber post to strengthen post 2. Fixed the inlaying in the inside outside of centrum 1 has conductor 3, and conductor 3 is for the transmission information, the outside fixedly connected with insulating layer 4 of centrum 1, the outside of insulating layer 4 is equipped with flame retardant coating 5, and flame retardant coating 5 is polyvinyl chloride material and the mixed finished product of casting of fireproof cotton, the inside of flame retardant coating 5 is inlayed and is had aluminium foil layer 6, and aluminium foil layer 6 plays shielded effect, aluminium foil layer 6 runs through to open has through-hole 7, through-hole 7 is the rectangular hole, through-hole 7 is equipped with a plurality of, through-hole 7 is the annular array and arranges on aluminium foil layer 6, and through-hole 7 can make the flame retardant coating 5 of downside link to each other on aluminium foil layer 6, great increase the intensity of flame retardant coating 5. All through-hole 7 front and back side is through 8 fixedly connected with aluminium foil 9 of connection piece, and aluminium foil 9 can increase aluminium foil layer 6's shielding strength, the quantity of aluminium foil 9 equals the quantity of through-hole 7, aluminium foil 9 crisscross sets up in aluminium foil layer 6's inside and outside, and crisscross setting can increase aluminium foil layer 6 and flame retardant coating 5's joint strength. The outer side of the fireproof layer 5 is fixedly connected with a surface layer 10, the surface layer 10 is an outer surface layer of a lead, and the surface layer 10 is specifically a polyvinyl chloride insulating layer.

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 (5)

1. An intelligent PLC man-machine signal transmission bus cable, includes central body (1), its characterized in that: the middle part of central body (1) is fixed to be inlayed and is had reinforcing post (2), the inside outside fixed the inlaying of central body (1) has conductor (3), the outside fixedly connected with insulating layer (4) of central body (1), the outside of insulating layer (4) is equipped with flame retardant coating (5), the inside of flame retardant coating (5) is inlayed and is had aluminium foil layer (6), aluminium foil layer (6) run through to open has through-hole (7), all through connection piece (8) fixedly connected with aluminium foil piece (9) around through-hole (7), the outside fixedly connected with top layer (10) of flame retardant coating (5).

2. The intelligent PLC man-machine signal transmission bus cable of claim 1, wherein: the through holes (7) are rectangular holes, the through holes (7) are provided with a plurality of through holes, and the through holes (7) are arranged on the aluminum foil layer (6) in an annular array.

3. The intelligent PLC man-machine signal transmission bus cable of claim 1, wherein: the number of the aluminum foils (9) is equal to that of the through holes (7), and the aluminum foils (9) are arranged on the inner side and the outer side of the aluminum foil layer (6) in a staggered mode.

4. The intelligent PLC man-machine signal transmission bus cable of claim 1, wherein: the reinforcing column (2) is an elastic insulating rubber column.

5. The intelligent PLC man-machine signal transmission bus cable of claim 1, wherein: the surface layer (10) is a polyvinyl chloride insulating layer.

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