CN212485020U

CN212485020U - HPVV shielding large-logarithm communication cable

Info

Publication number: CN212485020U
Application number: CN202021025141.6U
Authority: CN
Inventors: 杨春亮
Original assignee: Guangdong Wuyang Cross Link Power Technology Co ltd
Current assignee: Guangdong Wuyang Cross Link Power Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-02-05
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to a HPVV shields big logarithm communication cable, including surrounding layer, inner core, the surrounding layer parcel is in the outside of inner core, the surrounding layer is by outer abrasionproof layer, put prevent twisting packing powder, insulating shield layer, interior wrapping layer and constitute. The utility model discloses optimized communication cable's setting, change traditional communication cable and adopt the mode of polymerization cable, the improvement is a big logarithm communication optical cable, the skin of cable possesses the fire prevention condition of higher specification, and the inside logarithm single line of cable adopts the envelope structure of independently designing, such envelope structure can let inside atress obtain reasonable load effect, avoid little external force to damage and natural reason to damage, the operation safety of cable has been guaranteed, and the mode that adopts a signal electricity core and a signal electricity core combination transmits, ensure the validity of transmission, can rectify and contrast the signal of transmission, should use widely.

Description

HPVV shielding large-logarithm communication cable

Technical Field

The utility model relates to a communication cable field especially relates to a large number of pairs communication cable of HPVV shielding.

Background

The meaning of large logarithm, namely multi-logarithm, means that a plurality of cables in a pair form a small bundle, then a plurality of small bundles form a large bundle, and the cable with the larger logarithm forms a larger cable by a large bundle and a large bundle, the existence of the large logarithm communication cable is a cable for intensively processing electric and optical signals, and the HPVV is the meaning of flame resistance and high temperature resistance, if the communication cable is made to be high temperature resistant, a plurality of reasonable application materials are needed, and the HPVV shielding large logarithm communication cable is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a HPVV shields big logarithm communication cable to solve above-mentioned technical problem, for realizing above-mentioned purpose the utility model discloses a following technical scheme:

the utility model provides a HPVV shields big logarithm communication cable, includes surrounding layer, inner core, the surrounding layer parcel is in the outside of inner core, the surrounding layer is prevented twisting by outer abrasionproof layer, put in, and fills powder, insulating barrier, interior wrapping layer and constitute, outer abrasionproof layer is established in the outside of insulating barrier, and is provided with between outer abrasionproof layer and the insulating barrier and put in preventing twisting the packing powder, the outside on wrapping layer including insulating barrier parcel.

On the basis of the technical scheme, the inner core comprises logarithmic cables and filling materials, the logarithmic cables are provided with a plurality of groups, the groups of logarithmic cables are arranged in a cluster in parallel and are arranged on the inner side of the inner wrapping layer, and the filling materials are arranged between the inner wrapping layer and the groups of logarithmic cables.

On the basis of the technical scheme, the logarithmic cables are composed of logarithmic single lines, a single line outer cladding and a solid injection molding material, the logarithmic single lines are provided with a plurality of groups, the plurality of groups of logarithmic single lines are arranged on the inner side of the single line outer cladding in a parallel clustering mode, and the solid injection molding material is arranged between the plurality of groups of logarithmic single lines and the single line outer cladding.

On the basis of the technical scheme, the logarithmic single line is composed of optical signal through cables, electric signal through cables and special-shaped outer covers, the optical signal through cables and the electric signal through cables are respectively provided with two groups, the two groups of optical signal through cables and the two groups of electric signal through cables are arranged in parallel and at equal intervals, and the special-shaped outer covers are tightly wrapped on the outer sides of the two groups of optical signal through cables and the two groups of electric signal through cables.

On the basis of the technical scheme, an infinity-shaped inner wrapping groove is formed in the inner side of the special-shaped outer wrapping skin, an optical signal through cable and an electrical signal through cable are respectively embedded in the infinity-shaped inner wrapping groove, and the optical signal through cable and the electrical signal through cable are not adjacent to each other.

On the basis of the technical scheme, the middle twisting-proof filling powder is talcum powder, the outer wear-proof layer is made of a low-smoke halogen-free flame-retardant plastic material, the insulating shielding layer and the special-shaped outer wrapper are made of a nylon PA66 material, the filling material is made of an adhesive tape and a hemp rope woven material, the solid injection molding material is made of a high-elasticity polymer rubber material, and the inner wrapping layer is made of a polyvinyl chloride material.

Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses optimized communication cable's setting, change traditional communication cable and adopt the mode of polymerization cable, the improvement is a big logarithm communication optical cable, the skin of cable possesses the fire prevention condition of higher specification, and the inside logarithm single line of cable adopts the envelope structure of independently designing, such envelope structure can let inside atress obtain reasonable load effect, avoid little external force to damage and natural reason to damage, the operation safety of cable has been guaranteed, and the mode that adopts a signal electricity core and a signal electricity core combination transmits, ensure the validity of transmission, can rectify and contrast the signal of transmission, should use widely.

Drawings

Fig. 1 is a general appearance state diagram of the present invention.

Fig. 2 is a schematic sectional view of the outer cladding and the inner core of the present invention.

Fig. 3 is a detail schematic view of the logarithmic cable of the present invention.

Fig. 4 is a detail schematic diagram of the logarithm single line of the present invention.

Fig. 5 is a detailed schematic view of the special-shaped outer wrapper of the present invention.

In the figure: the anti-twisting optical cable comprises an outer cladding layer 1, an inner core 2, an outer anti-abrasion layer 3, a middle anti-twisting filling powder 4, an insulating shielding layer 5, an inner cladding layer 6, a logarithmic cable 7, a filling material 8, a logarithmic single wire 9, a single-wire outer cladding layer 10, a solid injection molding material 11, an optical signal cable 12, an electric signal cable 13, a special-shaped outer cladding 14 and an infinity-shaped inner cladding groove 15.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The utility model provides a HPVV shields big logarithm communication cable, includes surrounding layer 1,

inner core

2, 1 parcels in the outside of inner core 2 of surrounding layer, surrounding layer 1 is put by outer abrasionproof layer 3, is put to prevent twisting packing powder 4, insulating shield 5, interior parcel 6 and constitutes, outer abrasionproof layer 3 is established in insulating shield 5's the outside, and is provided with between outer abrasionproof layer 3 and the insulating shield 5 and put to prevent twisting packing powder 4, the outside of parcel 6 including insulating shield 5 parcel.

The inner core 2 comprises a pair of cables 7 and a filling material 8, the pair of cables 7 are provided with a plurality of groups, the plurality of groups of pair cables 7 are arranged in a cluster at the inner side of the inner wrapping layer 6, and the filling material 8 is arranged between the inner wrapping layer 6 and the plurality of groups of pair cables 7.

The logarithmic cable 7 is composed of logarithmic single wires 9, a single wire outer cladding 10 and a solid injection molding material 11, wherein a plurality of groups of logarithmic single wires 9 are arranged on the inner side of the single wire outer cladding 10, the plurality of groups of logarithmic single wires 9 are arranged in parallel in a cluster mode, and the solid injection molding material 11 is arranged between the plurality of groups of logarithmic single wires 9 and the single wire outer cladding 10.

The pair of single wires 9 is composed of optical signal through cables 12, electric signal through cables 13 and special-shaped outer covers 14, two groups of the optical signal through cables 12 and the electric signal through cables 13 are arranged, the two groups of the optical signal through cables 12 and the two groups of the electric signal through cables 13 are arranged in parallel and at equal intervals, and the special-shaped outer covers 14 tightly wrap the outer sides of the two groups of the optical signal through cables 12 and the two groups of the electric signal through cables 13.

An infinity-shaped inner wrapping groove 15 is formed in the inner side of the special-shaped outer wrapping 14, an optical signal through cable 12 and an electrical signal through cable 13 are respectively embedded in the infinity-shaped inner wrapping groove 15, and the optical signal through cable 12 and the electrical signal through cable 13 are not adjacent to each other.

Put in prevent twisting filling powder 4 and be the talcum powder, outer abrasionproof layer 3 is made by low smoke and zero halogen flame retardant plastic material, insulating and shielding layer 5, heterotypic outer skin 14 are made by nylon PA66 material, filler material 8 is made by adhesive tape and hemp rope woven materials, gu type injection moulding material 11 is made by high elasticity polymer rubber material, interior wrapping 6 is made by polyvinyl chloride material.

The utility model discloses the theory of operation: an infinity-shaped inner wrapping groove is adopted in the equipment, when the logarithmic single line is sheared and twisted by external force, the logarithmic single line is mutually closed, and an optical signal through cable and an electric signal through cable in the equipment are deviated to two sides, so that the logarithmic single line can bear the shearing and twisting force to a certain degree although the logarithmic single line cannot be completely guaranteed not to be cut off; when the natural force or the artificial misextrusion condition appears, when the logarithm single line receives external force extrusion, the interior bag groove of inside infinity shape, two lateral walls can draw close each other, lead to the cable with the optical signal, the cable is led to the signal of telecommunication offsets to both sides, guarantees the planarization of logarithm single line contact surface as far as, guarantees that the atress is even to reduce the kinetic energy and damage.

The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.

Claims

1. The utility model provides a HPVV shields big logarithm communication cable, a serial communication port, including surrounding layer (1), inner core (2), surrounding layer (1) parcel is in the outside of inner core (2), surrounding layer (1) is put by outer abrasionproof layer (3), is prevented twisting packing powder (4), insulating barrier (5), interior wrapping layer (6) and constitutes, establish in the outside of insulating barrier (5) outer abrasionproof layer (3), and be provided with between outer abrasionproof layer (3) and insulating barrier (5) and put in preventing twisting packing powder (4), the outside of wrapping layer (6) including insulating barrier (5) parcel.

2. The HPVV shielded large pair telecommunication cable of claim 1, wherein the inner core (2) comprises a pair of wires (7) and a filler material (8), the pair of wires (7) being arranged in groups, the groups of pairs of wires (7) being arranged in clusters side by side inside the inner sheath (6), the filler material (8) being arranged between the inner sheath (6) and the groups of pairs of wires (7).

3. The HPVV shielded large log communication cable of claim 2, wherein the log cable (7) consists of log single wires (9), a single wire outer covering (10), a solid injection molding material (11), the log single wires (9) are provided with a plurality of groups, the plurality of groups of log single wires (9) are arranged in a cluster side by side at the inner side of the single wire outer covering (10), and the solid injection molding material (11) is arranged between the plurality of groups of log single wires (9) and the single wire outer covering (10).

4. The HPVV shielded large-pair communication cable according to claim 3, wherein the pair of single wires (9) consists of two optical signal cables (12), two electrical signal cables (13) and a special-shaped outer sheath (14), the two optical signal cables (12) and the two electrical signal cables (13) are arranged in parallel and are arranged at equal intervals, and the special-shaped outer sheath (14) is tightly wrapped outside the two optical signal cables (12) and the two electrical signal cables (13).

5. The HPVV shielded high-pair communication cable according to claim 4, wherein the special-shaped outer sheath (14) has an inner-wrapped infinity slot (15) formed therein, the infinity-shaped inner-wrapped slot (15) having the optical signal cable (12) and the electrical signal cable (13) embedded therein, and the optical signal cable (12) and the electrical signal cable (13) are not adjacent to each other.

6. The HPVV shielded logarithmic communication cable of claim 5, characterized in that the central anti-twist filling powder (4) is talc powder, the outer anti-abrasion layer (3) is made of low smoke halogen-free flame retardant plastic material, the insulating shielding layer (5) and the profiled outer sheath (14) are made of nylon PA66 material, the filling material (8) is made of rubber strip and hemp rope braided material, the solid injection molding material (11) is made of high elastic polymer rubber material, and the inner wrapping layer (6) is made of polyvinyl chloride material.