CN216055433U

CN216055433U - Reinforced multicore cable of kneck

Info

Publication number: CN216055433U
Application number: CN202122500652.XU
Authority: CN
Inventors: 曹亮亮; 王玉兰; 刘利超; 吴剑勇; 刘增超
Original assignee: Sichuan Xin Dongfang Cable Group Co ltd
Current assignee: Sichuan Xin Dongfang Cable Group Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-15
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the field of cable production and discloses a multi-core cable with a reinforced interface. The cable comprises a first cable body, wherein an outer protective shell is sleeved outside the first cable body, an insertion groove is formed in the edge of the outer protective shell, a connecting rubber sheet is inserted into the insertion groove, a fixing threaded hole is formed in the surface of the connecting rubber sheet, a fixing screw rod is connected to the position, opposite to the fixing threaded hole, of the outer protective shell through the formed threaded hole, and the tail end of the bottom of the fixing screw rod penetrates through the outer protective shell to be extruded outside the first cable body; the connection film is enabled to fix the adjacent outer protective shell, the outer protective shell is prevented from falling off, and then the outer protective shell can protect the wiring position of the first cable body, so that the connector is prevented from being damaged, and the stability of the first cable body in use is improved.

Description

Reinforced multicore cable of kneck

Technical Field

The utility model belongs to the technical field of cable production, and particularly relates to a multi-core cable with a reinforced interface.

Background

A cable is an electrical energy or signal transmission device, typically a rope-like cable made up of several or groups of at least two twisted conductors, each group being insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation. The electric wire refers to a wire for transmitting electric energy. The bare wires, the electromagnetic wires and the insulated wires. The bare wires have no insulating layer and comprise copper, aluminum flat wires, overhead stranded wires and various profiles (such as molded lines, buses, copper bars, aluminum bars and the like). It is mainly used for outdoor overhead and indoor bus bars and switch boxes.

But common cable is behind the wiring, and the place of wiring mouth is difficult to fix to make the kneck take place to drop easily, convenience when influencing the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the above-mentioned proposed problems, a multi-core cable reinforced at an interface is provided.

The technical scheme adopted by the utility model is as follows: a multi-core cable with a reinforced interface comprises a first cable body, wherein an outer protective shell is sleeved outside the first cable body, an insertion groove is formed in the edge of the outer protective shell, a connecting film is inserted inside the insertion groove, a fixed threaded hole is formed in the surface of the connecting film, a fixing screw rod is connected to the position, opposite to the fixed threaded hole, of the outer protective shell through the arranged threaded hole, the tail end of the bottom of the fixing screw rod penetrates through the outer protective shell to be extruded outside the first cable body, after the first cable body is connected in a wiring mode, the two outer protective shells are taken out, the outer protective shells are sleeved outside the wiring position, the connecting film is respectively inserted into the grooves formed in the two outer protective shells, and then the connecting film is fixed through the fixing screw rod, so that the connecting film fixes the adjacent outer protective shells to avoid the outer protective shells from falling off, the outer protective housing just can protect the junction of cable body one afterwards to prevent that the kneck from receiving the damage, stability when having improved cable body one and using.

The cable comprises a cable body I and is characterized in that a wear-resistant layer is arranged on the outer surface of the cable body I, an anti-corrosion layer is arranged on the inner side surface of the wear-resistant layer, a flame-retardant layer is arranged on one side surface, away from the wear-resistant layer, of the anti-corrosion layer, an insulating shielding layer is arranged on one side surface, away from the anti-corrosion layer, of the flame-retardant layer, a filling cotton body is arranged on one side surface, away from the flame-retardant layer, of the insulating shielding layer, and a battery core body penetrates through the inner portion of the filling cotton body.

In a preferred embodiment, the number of the fixing threaded holes is four, and every two fixing threaded holes are respectively and symmetrically arranged on the left side and the right side of the connecting film.

In a preferred embodiment, the thickness of the wear-resistant layer is 45 to 60 μm, and the wear-resistant layer is a copper mixed metal semi-conductive polyvinyl chloride layer.

In a preferred embodiment, the thickness of the corrosion-resistant layer is 50 to 70 μm, and the corrosion-resistant layer is an epoxy resin material layer.

In a preferred embodiment, the thickness of the flame retardant layer is 30 to 50 μm, and the flame retardant layer is a radiation cross-linked low-smoke halogen-free material layer.

In a preferred embodiment, the thickness of the insulation shielding layer is 40 to 60 μm, and the insulation shielding layer is a tin-plated copper metal mesh warp and weft woven layer.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, after the two cable bodies I are connected, the two outer protective shells are taken out, the outer protective shells are sleeved outside the connection position, the connection rubber sheets are respectively inserted into the grooves formed in the two outer protective shells, and the connection rubber sheets are fixed through the fixing screw rods, so that the connection rubber sheets fix the adjacent outer protective shells, the outer protective shells are prevented from falling off, the connection position of the cable body I can be protected by the outer protective shells, the interface position is prevented from being damaged, and the stability of the cable body I in use is improved.

2. According to the utility model, the flame-retardant layer is arranged inside the first cable body, so that the first cable body cannot easily burn in the using process, the safety of the first cable body in the using process is improved, the burning probability of the first cable body in the dangerous case is reduced, and the safety of the first cable body in the using process is improved.

Drawings

FIG. 1 is a schematic structural view of the outer protective shell of the present invention after installation;

FIG. 2 is a schematic view of the outer protective shell according to the present invention;

fig. 3 is a schematic view of the layered structure of the cable body according to the present invention.

The labels in the figure are: 1-cable body I, 2-outer protective shell, 3-fixing screw, 4-fixing threaded hole, 5-connecting film, 6-battery core body, 7-filling cotton, 8-insulating shielding layer, 9-flame retardant layer, 10-corrosion resistant layer and 11-wear resistant layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

With reference to figures 1-3 of the drawings,

example (b):

a multi-core cable reinforced at a connector comprises a cable body I1, wherein an outer protective shell 2 is sleeved outside the cable body I1, an insertion groove is formed in the edge of the outer protective shell 2, a connecting rubber sheet 5 is inserted into the insertion groove, a fixing threaded hole 4 is formed in the surface of the connecting rubber sheet 5, a fixing screw rod 3 is connected to the position, opposite to the fixing threaded hole 4, of the outside of the outer protective shell 2 through the formed threaded hole, and the bottom tail end of the fixing screw rod 3 penetrates through the outer protective shell 2 to be extruded outside the cable body I1; the quantity of fixed screw hole 4 is four, per two fixed screw hole 4 symmetry respectively sets up the left and right sides connecting film 5, after two cable body 1 wiring, get two outer protective housing 2, overlap outer protective housing 2 in the outside of wiring department, will connect film 5 and insert the inside in the groove of two outer protective housing 2 inside setups respectively again, rethread clamping screw 3 is fixed connecting film 5, thereby make and connect film 5 and fix adjacent outer protective housing 2, avoid outer protective housing 2 to take place to drop, later outer protective housing 2 just can protect cable body 1's wiring department, thereby prevent that the kneck from receiving the damage, stability when having improved cable body 1 and using.

The external surface of cable body 1 is provided with wear-resistant layer 11, and the inboard surface of wear-resistant layer 11 is provided with corrosion-resistant layer 10, and corrosion-resistant layer 10 is kept away from a side surface of wear-resistant layer 11 and is provided with fire-retardant layer 9, and a side surface that corrosion-resistant layer 10 was kept away from to fire-retardant layer 9 is provided with insulating shielding layer 8, and a side that fire-retardant layer 9 was kept away from to insulating shielding layer 8 is provided with filling cotton 7, and the inside of filling cotton 7 runs through and is provided with electric core body 6.

The thickness of the corrosion-resistant layer 10 is 50-70 mu m, the corrosion-resistant layer 10 is an epoxy resin material layer, and the corrosion-resistant layer 10 enables the cable body 1 not to be easily corroded, so that the service life of the cable body 1 is prolonged.

The thickness of the flame-retardant layer 9 is 30-50 mu m, the flame-retardant layer 9 is an irradiation cross-linking low-smoke halogen-free material layer, the flame-retardant layer 9 enables the cable body 1 not to easily burn in the using process, and the safety of the cable body 1 in the using process is improved.

The thickness of the insulation shielding layer 8 is 40-60 mu m, the insulation shielding layer 8 is a tinned copper metal mesh warp-weft woven layer, the insulation shielding layer 8 can prevent the cable body 1 from being interfered by the outside in the working process, and the stability of the cable body 1 in the working process is improved.

The thickness of the wear-resistant layer 11 is 45-60 mu m, the wear-resistant layer 11 is a copper mixed metal semi-conductive polyvinyl chloride layer, and the wear-resistant layer 11 increases the wear resistance of the cable body 1 in the using process.

The implementation principle of the multi-core cable embodiment reinforced at the interface is as follows: after two cable bodies I1 are connected, two outer protective shells 2 are taken, the outer protective shells 2 are sleeved outside the connection position, the connecting rubber sheets 5 are respectively inserted into the grooves formed in the two outer protective shells 2, the connecting rubber sheets 5 are fixed through the fixing screw rods 3, so that the adjacent outer protective shells 2 are fixed through the connecting rubber sheets 5, the outer protective shells 2 are prevented from falling off, the outer protective shells 2 can protect the connection position of the cable bodies I1, the interface is prevented from being damaged, the stability of the cable bodies I1 in use is improved, the flame retardant layer 9 is arranged in the cable bodies I1, the cable bodies I1 cannot easily burn in the use process, the safety of the cable bodies I1 in use is improved, and the probability of burning of the cable bodies I1 in case of danger is reduced, thereby improving the safety of the cable body 1 in use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a reinforced (rfd) multicore type cable of kneck, includes cable body one (1), its characterized in that: an outer protective shell (2) is sleeved outside the cable body I (1), an insertion groove is formed in the edge of the outer protective shell (2), a connecting rubber sheet (5) is inserted inside the insertion groove, a fixing threaded hole (4) is formed in the surface of the connecting rubber sheet (5), a fixing screw rod (3) is connected to the position, opposite to the fixing threaded hole (4), of the outside of the outer protective shell (2) through the formed threaded hole, and the tail end of the bottom of the fixing screw rod (3) penetrates through the outer protective shell (2) to be extruded outside the cable body I (1);

the cable comprises a cable body I (1), wherein an abrasion-resistant layer (11) is arranged on the outer surface of the cable body I (1), an corrosion-resistant layer (10) is arranged on the inner side surface of the abrasion-resistant layer (11), a flame-retardant layer (9) is arranged on one side surface, away from the abrasion-resistant layer (11), of the corrosion-resistant layer (10), an insulating shielding layer (8) is arranged on one side surface, away from the insulating shielding layer (8), of the flame-retardant layer (9), a filling cotton body (7) is arranged on one side surface, away from the insulating shielding layer (8), and an electric core body (6) penetrates through the inner portion of the filling cotton body (7).

2. A multi-core cable reinforced at an interface as recited in claim 1, wherein: the number of the fixing threaded holes (4) is four, and every two fixing threaded holes (4) are symmetrically arranged on the left side and the right side of the connecting rubber sheet (5) respectively.

3. A multi-core cable reinforced at an interface as recited in claim 1, wherein: the thickness of the wear-resistant layer (11) is 45-60 mu m, and the wear-resistant layer (11) is a copper mixed metal semi-conductive polyvinyl chloride layer.

4. A multi-core cable reinforced at an interface as recited in claim 1, wherein: the thickness of the corrosion-resistant layer (10) is 50-70 mu m, and the corrosion-resistant layer (10) is an epoxy resin material layer.

5. A multi-core cable reinforced at an interface as recited in claim 1, wherein: the thickness of the flame-retardant layer (9) is 30-50 mu m, and the flame-retardant layer (9) is an irradiation crosslinking low-smoke halogen-free material layer.

6. A multi-core cable reinforced at an interface as recited in claim 1, wherein: the thickness of the insulation shielding layer (8) is 40-60 mu m, and the insulation shielding layer (8) is a tinned copper metal mesh warp and weft woven layer.