CN214043128U

CN214043128U - Resistant winding, resistant oily flashlight door shield cable

Info

Publication number: CN214043128U
Application number: CN202120287088.5U
Authority: CN
Inventors: 丁博; 王振金
Original assignee: Hunan Valin Wire and Cable Co Ltd
Current assignee: Hunan Valin Wire and Cable Co Ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-08-24
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a winding-resistant and oil-resistant flashlight door shielded cable, which comprises a cable core component, a first insulating layer, a control cable layer, an outer sheath layer, a mixed braided layer and an aramid rope; the cable core subassembly is formed by many main part cables transposition, the main part cable includes the flexible conductor, second insulating layer and copper plastic strip layer, the outer even crowded package of flexible conductor has the second insulating layer, many flexible conductors of wrapping up the second insulating layer are twisted each other and the outside is evenly wrapped there is the copper plastic strip layer, the cable core subassembly is evenly wrapped there is the first insulating layer outward, the first insulating layer is equipped with the control cable layer outward, the control cable layer comprises many control cables that are circumference evenly distributed, the control cable layer outside is wrapped there is mixed weaving layer, the even crowded package in mixed weaving layer outside has the oversheath layer, the last half cylinder that is equipped with the symmetry on the oversheath layer suddenly goes up the piece, be equipped with the aramid fiber rope in the half cylinder protruding piece, the utility model provides a resistant winding, resistant oily flashlight door screen cable strengthens anti winding, reduces the ability of removing disconnected core.

Description

Resistant winding, resistant oily flashlight door shield cable

Technical Field

The utility model belongs to the technical field of the cable technique and specifically relates to a resistant winding, resistant oily flashlight door shield cable.

Background

The hand switch cable is a flexible cable for connecting various frequently-moving electrical equipment, and is connected with a handle button in frequently-used electric hoists, traveling cranes, lifting equipment and various electrical equipment. Current hand electric door, it includes the restrictive coating of cable core and parcel cable core, and the restrictive coating unilateral is protruding, is equipped with a steel strand wires in the convex part, and it is the tensile effect who replaces the cable through the steel strand wires, has following shortcoming:

1. because the steel cable is arranged on one side, when the cable is used, the whole cable is easy to rotate due to the tension of the single-side urheen, and therefore the twisting is generated;

2. even if two steel wire ropes are used creatively, the whole cable has reduced buckling performance due to the strong flexibility of the steel wire ropes;

3. the traditional hand electric door cable adopts a conventional soft conductor, and the bending performance and the service life of the cable are not satisfactory;

4. the manual electric door cable is commonly used for mechanical equipment, oil stains exist in the environment mostly, and the common manual electric door cable mostly adopts common PVC and cannot meet the use environment;

5. the flexible winding performance of the hand electric door cable needing shielding is greatly reduced under the influence of metal weaving.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a resistant winding, resistant oily flashlight door shield cable.

2. The technical scheme of the utility model is that: a winding-resistant and oil-resistant flashlight door shielding cable comprises a cable core component, a first insulating layer, a control cable layer, an outer sheath layer, a mixed braided layer and an aramid fiber rope;

the cable core subassembly is formed by many main part cable transposition, the main part cable includes flexible conductor, second insulating layer and copper plastic tape layer, the flexible conductor is evenly crowded to be wrapped up outward and is having the second insulating layer, and many are wrapping up the flexible conductor of second insulating layer is transposition each other and the outside is evenly wrapped up and is had copper plastic tape layer, the cable core subassembly is evenly wrapped up outward and is had the first insulating layer, the first insulating layer is equipped with the control cable layer outward, the control cable layer comprises many control cables that are circumference evenly distributed, the control cable layer outside is wrapped up and is had mixed weaving layer, the even crowded package in mixed weaving layer outside has the oversheath layer, be equipped with the protruding piece of semicylinder that the symmetry set up on the oversheath layer, be equipped with the aramid cord in the protruding piece of semicylinder.

Preferably, the aramid rope is formed by twisting a plurality of aramid yarns.

Preferably, a chamfer is arranged at the joint of the semi-cylindrical protruding block and the outer sheath layer.

Preferably, the radius of the chamfer is one half of the radius of the semi-cylindrical protruding block.

Preferably, the outer sheath layer is a butyronitrile PVC sheath.

Preferably, the mixed braided layer is formed by weaving copper wires and polyester wires in a mixed mode.

Preferably, the flexible conductor is formed by stranding a plurality of single-wire cables, and the diameter of each single-wire cable is not more than 0.15 mm.

Preferably, the pitch diameter ratio of the flexible conductor is not more than 12 times.

Preferably, the first insulating layer, the second insulating layer and the copper plastic tape layer are made of ethylene propylene rubber.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. compared with the prior art, the utility model has the advantages that the aramid rope formed by twisting a plurality of aramid filaments replaces the traditional wire rope of a Hu wire, has the performance of being more flexible, and simultaneously, the two sides of the symmetrically distributed cable are prevented from being uneven in stress, and the product is twisted;

2. the diameter of a single wire of the ultra-soft conductor is not more than 0.15mm, the pitch diameter ratio is not more than 12 times, and the same-direction twisting is adopted in any layer and the reduplication of the layer in the twisting direction, so that the characteristics of soft winding and bending resistance are achieved, the bending resistance is enhanced, and the capacity of moving broken cores is reduced;

3. the outer sheath layer is made of butyronitrile PVC sheath, so that the oil resistance is good, and the mixed braided layer is formed by weaving copper wires and polyester wires in a mixed mode, so that the winding softness of the cable is greatly improved;

4. a chamfer is arranged at the joint of the semi-cylindrical protruding block and the outer sheath layer, and the radius of the chamfer is one half of that of the semi-cylindrical protruding block, so that the stress is reduced, and the protruding part is prevented from being torn and separated from the cable;

5. the insulating layer is made of ethylene propylene rubber, so that the insulating layer has the precious characteristics of good water resistance, heat resistance, cold resistance, weather resistance, corrosion resistance, high strength, elongation and the like, and is favorable for working in an outdoor environment;

6. the mixed braided layer has the functions of shielding electromagnetic interference, grounding protection, resisting external electromagnetic interference and the capability of radiating electromagnetic interference outwards by the system and effectively filtering unnecessary electromagnetic waves.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "front", "back", "left", "right", "up", "down", etc. are based on the directions or positional relationships shown in the drawings, and are only for convenience of description, but not for indicating or implying that the indicated device or element must have a specific direction, and be constructed and operated in a specific direction, and therefore, the present invention is not to be construed as being limited to the present invention.

Referring to fig. 1, the present invention provides the following technical solutions: a winding-resistant and oil-resistant flashlight door shielding cable comprises a cable core component 1, a first insulating layer 2, a control cable layer 3, an outer sheath layer 4, a mixed braided layer 5 and an aramid fiber rope 6;

cable core subassembly 1 is formed by the transposition of 3 main part cables 11, main part cable 11 includes pigtail 111, second insulating layer 112 and copper plastic tape layer 113, pigtail 111 is outer evenly crowded package has second insulating layer 112, many pigtail 111 of wrapping up second insulating layer 112 are transposition each other and the outside is evenly around wrapping copper plastic tape layer 113, cable core subassembly 1 is outer evenly around having first insulating layer 2, first insulating layer 2 is equipped with control cable layer 3 outward, control cable layer 3 comprises many control cables that are circumference evenly distributed, many control cable 3 outsides are around having mixed

weaving layer

5, 5 outsides of mixed weaving layer are evenly crowded package has oversheath layer 4, be equipped with the half-cylinder bulge piece 41 of symmetry setting on the oversheath layer 4, be equipped with aramid fiber rope 6 in the half-cylinder bulge piece 41.

The utility model discloses one of them embodiment does, aramid fiber rope 6 is twisted by stranded aramid fiber silk and forms, and aramid fiber rope 6 has been formed by stranded aramid fiber silk transposition and has replaced traditional chinese fiddle wire rope, possesses more around soft performance, and the symmetric distribution cable both sides prevent that the atress is uneven violently simultaneously, and the product is twisted and is wound.

The utility model discloses one of them embodiment does, and the junction that the protruding piece 41 of semicircle post and oversheath layer 4 are equipped with the chamfer to the radius of chamfer is the protruding piece 41 radial half of semicircle post, reduces stress and prevents that the bulge from tearing the separation from the cable.

The utility model discloses one of them embodiment does, oversheath layer 4 is the butyronitrile PVC sheath, has better resistant oily ability.

The utility model discloses one of them embodiment does, mixed weaving layer 5 is formed by the mixed establishment of copper wire and dacron silk, and mixed weaving layer 5 is shielding electromagnetic interference, ground protection effect, resists external electromagnetic interference and the outside radiation electromagnetic interference's of system itself ability as the effect of shielding layer, effectively filters the unnecessary electromagnetic wave.

The utility model discloses one of them embodiment does, and flexible conductor 111 is formed by many monofilament cables transposition, and the diameter of monofilament cable is not more than 0.15mm to flexible conductor 111's pitch ratio is not more than 12 times, and the syntropy transposition is all adopted no matter which layer and the double calibration of direction of twist, thereby reaches around soft anti crooked characteristics, strengthens anti winding, reduces the ability of removing disconnected core.

The utility model discloses one of them embodiment does, first insulating layer 2, second insulating layer 112 and copper are moulded the material of taking 113 and are ethylene propylene rubber, and ethylene propylene rubber is insulating to have better water proofness, heat-resisting cold-resistant and weatherability and corrosion resisting property, and precious characteristics such as high strength and elongation are favorable to working under outdoor environment.

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

1. The utility model provides a resistant winding, resistant oily flashlight door shield cable which characterized in that: the cable comprises a cable core component, a first insulating layer, a control cable layer, an outer sheath layer, a mixed braided layer and an aramid fiber rope;

2. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: the aramid fiber rope is formed by twisting a plurality of strands of aramid fiber wires.

3. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: and a chamfer is arranged at the joint of the semi-cylindrical protruding block and the outer sheath layer.

4. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 3, wherein: the radius of the chamfer is half of the radius of the semi-cylindrical protruding block.

5. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: the outer sheath layer is a butyronitrile PVC sheath.

6. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: the mixed braided layer is formed by weaving copper wires and polyester yarns in a mixed mode.

7. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: the flexible conductor is formed by twisting a plurality of monofilament cables, and the diameter of each monofilament cable is not more than 0.15 mm.

8. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: the pitch diameter ratio of the flexible lead is not more than 12 times.

9. The winding-resistant and oil-resistant flashlight door shielding cable according to claim 1, wherein: the first insulating layer, the second insulating layer and the copper plastic tape layer are made of ethylene propylene rubber.