CN214671986U

CN214671986U - Coaxial rubber-insulated-wire optical cable combined transmission cable

Info

Publication number: CN214671986U
Application number: CN202121050491.2U
Authority: CN
Inventors: 宋志明
Original assignee: Jiangsu Baisheng Yunshang Data Technology Co ltd
Current assignee: Jiangsu Baisheng Yunshang Data Technology Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-11-09
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to the technical field of cables, and a coaxial rubber-insulated-wire cable combination formula transmission cable is disclosed, including cable core and cable core, the cable core outward in proper order the cladding have fire-retardant insulating layer and shielding layer, the outer cladding of cable core has circular inner sheath, the outer cladding of shielding layer and circular inner sheath has same oversheath, the cross section of oversheath is splayed structure, the tip external symmetry joint of oversheath has the steel clip of two peanut type structures, the equal body coupling in both ends of steel clip has the extension piece, and the symmetry is two the extension piece outer joint has same U-shaped joint board, through chucking mechanism fixed joint between U-shaped joint board and the extension piece. The utility model discloses can be in the same place cable and optical cable built-up connection, the integral equipment construction of being convenient for has improved the packaging efficiency greatly, and is good to the fixed protectiveness of junction, the equipment of being convenient for use.

Description

Coaxial rubber-insulated-wire optical cable combined transmission cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a coaxial rubber-insulated-wire cable combination formula transmission cable.

Background

A cable is a rope-like structure made up of several or groups of conductors (at least two per group) twisted together, with each group of conductors being insulated from each other and often twisted around a center, and the entire outer surface being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation.

The existing cable and the optical cable are separately arranged and then form a transmission line, and the mode is inconvenient to construct and high in construction and installation cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving cable and optical cable among the prior art and separately setting up, then constitute the transmission line again, this kind of mode is not convenient for be under construction for the problem that construction installation cost is high, and the coaxial rubber-insulated-wire cable combination formula transmission cable who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a coaxial rubber-insulated-wire cable combination formula transmission cable, includes cable core and cable core, the cable core outward in proper order the cladding have fire-retardant insulating layer and shielding layer, the outer cladding of cable core has circular inner sheath, the outer cladding of shielding layer and circular inner sheath has same oversheath, the cross section of oversheath is splayed structure, the tip external symmetry joint of oversheath has the steel clip piece of two peanut type structures, the equal body coupling in both ends of steel clip piece has the extension piece, and the symmetry is two the extension piece external clamping has same U-shaped joint board, through chucking mechanism fixed joint between U-shaped joint board and the extension piece, many reference columns of inboard fixedly connected with of steel clip piece, a plurality of constant head tanks that correspond the grafting with the reference column are seted up in the outside of oversheath.

Preferably, a plurality of wear-resistant salient points are uniformly and fixedly arranged on the outer side of the steel clamping piece.

Preferably, a plurality of T-shaped clamping blocks are symmetrically and fixedly connected to the inner side of the U-shaped clamping plate, and T-shaped clamping grooves matched and clamped with the T-shaped clamping blocks are formed in the outer side of the extension block.

Preferably, the side walls of the two vertical portions of the U-shaped clamping plate are provided with jacks, clamping rods are movably inserted into the jacks, clamping grooves which are correspondingly inserted into the clamping rods are formed in the outer sides of the extension blocks, the outer ends of the clamping rods are fixedly connected with clamping pull plates, and one clamping spring which is sleeved outside the clamping rods is fixedly connected to one side, opposite to the U-shaped clamping plate, of each clamping pull plate.

Preferably, a plurality of cavities are formed in the middle of the outer sheath, a plurality of flame-retardant capsules are arranged in the corresponding cavities, and polyurethane insulating foam layers are filled in the cavities.

Preferably, the shielding layer is specifically an aluminum foil shielding layer.

Preferably, the outer side of the positioning column is coated with a damping rubber layer.

Compared with the prior art, the utility model provides a coaxial rubber-insulated-wire cable combination formula transmission cable possesses following beneficial effect:

1. the coaxial rubber-insulated-wire optical-cable combined transmission cable is characterized in that the cable and the optical cable are combined and connected together through the outer sheath with the splayed cross section, so that integral assembly construction is facilitated, the assembly efficiency is greatly improved, two steel clamping pieces are additionally arranged at the joint corresponding to the cable, the two steel clamping pieces are connected together with the outer sheath rapidly and stably through matched splicing of the positioning column and the positioning groove, the two extending blocks are abutted together, the U-shaped clamping plate is pressed outside the two extending blocks through matched clamping action of the T-shaped clamping block and the T-shaped clamping groove to realize stable limiting connection of the two steel clamping pieces, the clamping rod is aligned with the clamping groove at the moment, the clamping spring pulls the clamping pull plate back, the clamping pull plate pushes the clamping rod into the clamping groove to realize stable connection between the U-shaped clamping plate and the extending blocks, the structural stability is ensured, and rapid disassembly and assembly are realized, is convenient for use.

2. According to the coaxial rubber-insulated-wire optical-cable combined transmission cable, the polyurethane insulation foaming layer and the flame-retardant capsule are arranged to realize that the partition between the optical cable and the cable has good flame-retardant protection, so that larger diffusion influence caused by spontaneous combustion is avoided, and the use safety is good.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be in the same place cable and optical cable built-up connection, the integral equipment construction of being convenient for has improved the packaging efficiency greatly, and is good to the fixed protectiveness of junction, the equipment of being convenient for use.

Drawings

Fig. 1 is a schematic structural view of a coaxial rubber-insulated-wire cable combined transmission cable provided by the present invention;

fig. 2 is a schematic structural diagram of a part a of the coaxial rubber-insulated-wire cable combined transmission cable provided by the utility model.

In the figure: the cable comprises a cable core 1, a cable core 2, a flame-retardant insulating layer 3, a shielding layer 4, a circular inner sheath 5, an outer sheath 6, a steel clamping piece 7, an extension block 8, a U-shaped clamping plate 9, a positioning column 10, a positioning groove 11, a wear-resistant convex point 12, a T-shaped clamping block 13, a T-shaped clamping groove 14, a clamping rod 15, a clamping groove 16, a clamping pulling plate 17, a clamping spring 18, a cavity 19, a flame-retardant capsule 20 and a polyurethane insulating foaming layer 21.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-2, a coaxial rubber-insulated-wire cable combined transmission cable, including cable core 1 and cable core 2, cable core 1 outward in proper order the cladding have fire-retardant insulating layer 3 and shielding layer 4, the cladding has circular inner sheath 5 outside cable core 2, the cladding has same oversheath 6 outside shielding layer 4 and circular inner sheath 5, the cross section of oversheath 6 is splayed structure, the outer symmetry joint of tip of oversheath 6 has two steel clip 7 of peanut type structure, the equal body coupling in both ends of steel clip 7 has extension piece 8, two extension pieces 8 of symmetry have same U-shaped joint board 9 outward the joint, through the fixed joint of chucking mechanism between U-shaped joint board 9 and the extension piece 8, the inboard fixedly connected with many reference columns 10 of steel clip 7, the constant head tank 11 that a plurality of and reference column 10 correspond the grafting is seted up in the outside oversheath 6.

A plurality of wear-resistant salient points 12 are uniformly and fixedly arranged on the outer side of the steel clamping piece 7.

The inner side of the U-shaped clamping plate 9 is symmetrically and fixedly connected with a plurality of T-shaped clamping blocks 13, and the outer side of the extension block 8 is provided with a T-shaped clamping groove 14 matched and clamped with the T-shaped clamping blocks 13.

The lateral walls of two vertical portions of the U-shaped clamping plate 9 are provided with jacks, clamping rods 15 are movably inserted in the jacks, clamping grooves 16 which are correspondingly inserted with the clamping rods 15 are formed in the outer side of the extension block 8, the outer end of each clamping rod 15 is fixedly connected with a clamping pull plate 17, and one clamping spring 18 which is sleeved outside each clamping rod 15 is fixedly connected to one side, opposite to the U-shaped clamping plate 9, of each clamping pull plate 17.

A plurality of cavities 19 are arranged in the middle of the outer sheath 6, a plurality of flame-retardant capsules 20 are arranged in the corresponding cavities 19, and a polyurethane insulating foam layer 21 is filled in the cavities 19.

The shielding layer 4 is specifically an aluminum foil shielding layer.

The outside of reference column 10 coats and is wrapped up one deck damping rubber layer.

In the utility model, when in use, the cable and the optical cable are combined and connected together by the outer sheath 6 with the splayed cross section and the outer sheath 6 with the splayed cross section, which is convenient for integral assembly construction and greatly improves the assembly efficiency, and two steel clamping pieces 7 are additionally arranged at the joint corresponding to the cable, the two steel clamping pieces 7 can rapidly and stably connect the steel clamping pieces 7 and the outer sheath 6 together by matching and splicing the positioning column 10 and the positioning groove 11, at the moment, the two extending blocks 8 are abutted together, the U-shaped clamping plate 9 is clamped and pressed outside the two extending blocks 8 by matching and clamping action of the T-shaped clamping block 13 and the T-shaped clamping groove 14 to realize stable limit connection between the two steel clamping pieces 7, at the moment, the clamping rod 15 is aligned with the clamping groove 16, the clamping spring 18 pulls the clamping pulling plate 17 back, the clamping pulling plate 17 pushes the clamping rod 15 into the clamping groove 16 to realize stable connection between the U-shaped clamping plate 9 and the extending blocks 8, the structure steadiness is guaranteed, the quick assembly disassembly and the quick assembly disassembly can be realized, the use is convenient, the partition between the optical cable and the cable is well protected in a flame-retardant manner through the polyurethane insulation foaming layer 21 and the flame-retardant capsule 20, the spontaneous combustion is avoided, the greater diffusion influence is caused, and the use safety is good.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a coaxial rubber-insulated-wire cable combination formula transmission cable, includes cable core (1) and cable core (2), its characterized in that, cable core (1) outward in proper order the cladding have fire-retardant insulating layer (3) and shielding layer (4), the outer cladding of cable core (2) has circular inner sheath (5), the outer cladding of shielding layer (4) and circular inner sheath (5) has same oversheath (6), the cross section of oversheath (6) is splayed structure, the outer symmetrical joint of tip of oversheath (6) has two steel clamping pieces (7) of peanut type structure, the equal body coupling in both ends of steel clamping piece (7) has extension piece (8), and two of symmetry extension piece (8) outer joint has same U-shaped joint board (9), through the fixed joint of chucking mechanism between U-shaped joint board (9) and extension piece (8), the inboard fixedly connected with many reference columns (10) of steel clamping piece (7), and the outer side of the outer sheath (6) is provided with a plurality of positioning grooves (11) which are correspondingly inserted with the positioning columns (10).

2. The combined transmission cable for coaxial rubber-insulated wires and optical cables according to claim 1, characterized in that a plurality of wear-resistant salient points (12) are uniformly fixed on the outer side of the steel clip (7).

3. The combined transmission cable for the coaxial rubber-insulated wires and the optical cables as claimed in claim 1, wherein a plurality of T-shaped clamping blocks (13) are symmetrically and fixedly connected to the inner side of the U-shaped clamping plate (9), and a T-shaped clamping groove (14) matched and clamped with the T-shaped clamping block (13) is formed in the outer side of the extension block (8).

4. The combined transmission cable for the coaxial rubber-insulated wires and the optical cables as claimed in claim 1, wherein the side walls of the two vertical parts of the U-shaped clamping plate (9) are provided with insertion holes, clamping rods (15) are movably inserted in the insertion holes, clamping grooves (16) correspondingly inserted with the clamping rods (15) are formed in the outer side of the extension block (8), the outer end of each clamping rod (15) is fixedly connected with a clamping pull plate (17), and one opposite side of each clamping pull plate (17) and the U-shaped clamping plate (9) is fixedly connected with a clamping spring (18) sleeved outside each clamping rod (15).

5. The combined transmission cable for the coaxial rubber-insulated wires and the optical cables as claimed in claim 1, wherein the middle of the outer sheath (6) is provided with a plurality of cavities (19), a plurality of flame-retardant capsules (20) are arranged in the corresponding cavities (19), and the cavities (19) are filled with polyurethane insulating foam layers (21).

6. The combined transmission cable for coaxial covered wires and optical cables according to claim 1, characterized in that said shielding layer (4) is an aluminum foil shielding layer.

7. The combined transmission cable of coaxial covered wire and optical cable as claimed in claim 1, wherein the outside of said positioning post (10) is covered with a damping rubber layer.