CN211016573U

CN211016573U - Bending-resistant flexible medium-speed towline cable

Info

Publication number: CN211016573U
Application number: CN201921830724.3U
Authority: CN
Inventors: 陈世文
Original assignee: Guangdong Jinpai Cable Co ltd
Current assignee: Guangdong Golden Cable Group Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-14
Anticipated expiration: 2029-10-29

Abstract

The utility model relates to the technical field of cables, specificly disclose a flexible intermediate speed tow chain cable of nai bending, including universal frame and sinle silk, the sinle silk is provided with a plurality of roots and even buries underground in the inside of filling layer, and the outside of filling layer has set gradually insulating layer, waterproof layer and protective layer from inside to outside. A plurality of vertical springs are buried underground in the inside of filling layer, and the protective layer is made by tetrafluoroethylene, and the protective layer is the tubular structure that the cross-section is wavy, and the outside cover of protective layer is equipped with universal frame, and universal frame comprises a plurality of unit modules, and every unit module includes universal head, connecting portion and universal cover, and universal head and universal cover are connected respectively at the both ends of connecting portion, and universal head, connecting portion and universal cover are hollow structure. The utility model discloses the advantage: simple structure, good flexibility, high strength, abrasion resistance, multidirectional bending and convenient implementation and popularization.

Description

Bending-resistant flexible medium-speed towline cable

Technical Field

The utility model relates to the technical field of cables, specifically a flexible intermediate speed tow chain cable of resistant bending.

Background

The towline cable places the cable in the cable towline, can effectively prevent cable entanglement, wearing and tearing, pull off and in disorder, and it is used to the occasion that equipment unit needs round trip movement more, and this kind of cable has higher flexibility, and traditional towline cable structure is similar to the track, is called tank chain cable or towline cable consequently again. At present, under the condition that the flexible towline cable meets the same electrical requirements, the flexible towline cable is smaller in outer diameter, lighter in self weight and very good in bending performance compared with other similar cables, and at present, the high-flexibility cable is increasingly widely used in the automation industry. The high-flexibility cable belongs to a special cable series, has the capability of frequent bending and moving, and has the performances of oil resistance, wear resistance, bending resistance, dragging resistance and friction resistance in the industrial automation field. With the rapid development of global informatization, the application field of industrial automation is continuously expanded, the level of home multimedia is comprehensively improved, the electronic and electric appliances are increased explosively, and the market potential of high-flexibility towline cables is increased day by day.

Chinese patent (publication No. CN 208460425U, published as 2019.02.01) discloses a bending-resistant towline cable, wherein a plurality of sections of frame bodies are sequentially and rotatably connected, the interiors of the plurality of sections of frame bodies are sequentially communicated, a framework is made of soft materials and is positioned in a plurality of frame bodies, the framework divides the interiors of the frame bodies to form a plurality of accommodating areas, the accommodating areas extend along the connecting direction of the plurality of frame bodies, a plurality of cable bodies are respectively accommodated in the accommodating areas, and a plurality of air bags are filled between the cable bodies and the frame bodies; this drag chain cable is because first connecting portion and second connecting portion adopt soft materials to make, can towards arbitrary direction bending between the arbitrary adjacent framework, consequently for traditional drag chain cable, has fine pliability, but cable ductility is relatively poor, and the cable design is the platykurtic and multisection framework can only the directional rotation, so the application ability is limited, is unfavorable for popularizing and implementing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible intermediate speed tow chain cable of resistant crooked to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a bending-resistant flexible medium-speed towline cable comprises a universal frame and a wire core. The sinle silk is provided with a plurality of and even buries underground in the inside of filling layer, and the inside of filling layer has buried a plurality of vertical springs underground, and vertical spring is along the vertical extension of cable, and the setting of vertical spring has greatly increased the elasticity and the toughness of cable. The outside of filling layer has insulating layer, waterproof layer and protective layer from inside to outside in proper order. The protective layer is made of tetrafluoroethylene, and has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-sticking property, electric insulation property and good ageing resistance. The protective layer is of a cylindrical structure with a wavy section, so that the protective layer has good ductility and toughness.

The outside cover of protective layer is equipped with universal frame, exists certain clearance between universal frame and the protective layer. The universal frame is composed of a plurality of unit modules, and each unit module comprises a universal head, a connecting part and a universal sleeve. The universal head and the universal sleeve are respectively connected to two ends of the connecting portion, and the universal head, the connecting portion and the universal sleeve are all of a hollow structure. When the unit modules are connected, the universal head is nested in the universal sleeve and can rotate in the universal sleeve. So that the gimbal frame can rotate in multiple directions.

As a further aspect of the present invention: the filling layer is made of silicon rubber materials, so that the flexibility is certain, and the flame retardant property of the cable is guaranteed.

As a further aspect of the present invention: the heat insulation layer is formed by wrapping a calcined mica tape, and the organic unification of high temperature resistance, flexibility, fire resistance, flame retardance and high strength performance is better realized.

As a further aspect of the present invention: the waterproof layer is made of organic silicon high-temperature resistant paint, can withstand high-temperature oxidation and corrosion of other media, has good electrical insulation property, excellent high-temperature resistance, water resistance, oil resistance, chemical resistance and the like, and has good protection effect on the cable.

As a further aspect of the present invention: the inside of protective layer is provided with horizontal spring, and the setting of horizontal spring makes the cable have fine mechanical strength.

As a further aspect of the present invention: the inner end part of the universal head is rotatably provided with a plurality of balls, the balls can roll in the universal head, the arrangement of the balls avoids the contact of the end part of the universal head and a protective layer, the protective layer is abraded, the cable is greatly protected, and the service life of the cable is prolonged.

Compared with the prior art, the beneficial effects of the utility model are that: the arrangement of the filling layer, the heat insulation layer, the waterproof layer and the protective layer enables the cable to have the performances of elasticity, flame retardance, high temperature resistance, flexibility, high strength, water resistance, oil resistance and the like, and meanwhile, the cable has good ductility and mechanical strength. The universal frame can enable the cable to rotate in multiple directions, and the applicability of the cable is improved. The setting of ball avoids universal head tip and protective layer to contact, causes the protective layer wearing and tearing, has greatly protected the cable, has increased the life of cable. The utility model discloses the advantage: simple structure, good flexibility, high strength, abrasion resistance, multidirectional bending and convenient implementation and popularization.

Drawings

Fig. 1 is a schematic structural diagram of a bending-resistant flexible medium-speed towline cable.

Fig. 2 is a schematic structural diagram of a protective layer in a bending-resistant flexible medium-speed towline cable.

Fig. 3 is a left-side view structural schematic diagram of a universal frame in a bending-resistant flexible medium-speed towline cable.

Fig. 4 is a schematic diagram of the internal structure of a universal frame in a bending-resistant flexible medium-speed towline cable.

In the figure, a universal frame 1, a protective layer 2, a waterproof layer 3, a heat insulation layer 4, a transverse spring 5, a filling layer 6, a wire core 7, a longitudinal spring 8, a universal head 9, a connecting part 10, a universal sleeve 11 and balls 12.

Detailed Description

In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-3, a bending-resistant flexible medium-speed towline cable includes a gimbal 1 and a wire core 7. The wire cores 7 are uniformly embedded in the filling layer 6, and the filling layer 6 is made of silicon rubber materials, so that the cable has certain flexibility and ensures the flame retardant property of the cable. A plurality of longitudinal springs 8 are buried in the filling layer 6, the longitudinal springs 8 extend along the longitudinal direction of the cable, and the elasticity and the toughness of the cable are greatly improved due to the arrangement of the longitudinal springs 8. The outside of the filling layer 6 is provided with a heat insulation layer 4, a waterproof layer 3 and a protective layer 2 in sequence from inside to outside. The heat insulation layer 4 is formed by wrapping a calcined mica tape, so that the organic unification of high temperature resistance, flexibility, fire resistance, flame retardance and high strength is better realized. The waterproof layer 3 is made of organic silicon high-temperature resistant paint, can withstand high-temperature oxidation and corrosion of other media, has good electrical insulation property, has excellent performances of high temperature resistance, water resistance, oil resistance, chemical resistance and the like, and has good protection effect on cables. The protective layer 2 is made of tetrafluoroethylene and has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-sticking property, electric insulation property and good ageing resistance. The protective layer 2 is a cylindrical structure with a wavy cross section, so that the protective layer 2 has good ductility and toughness. The inside of the protective layer 2 is provided with a transverse spring 5, and the arrangement of the transverse spring 5 ensures that the cable has good mechanical strength.

The universal frame 1 is sleeved outside the protective layer 2, and a certain gap exists between the universal frame 1 and the protective layer 2. The gimbal frame 1 is composed of a plurality of unit modules, and each unit module includes a gimbal head 9, a connecting portion 10, and a gimbal sleeve 11. The universal head 9 and the universal sleeve 11 are respectively connected to two ends of the connecting portion 10, and the universal head 9, the connecting portion 10 and the universal sleeve 11 are all of a hollow structure. When the unit modules are connected, the universal head 9 is nested inside the universal sleeve 11 and can rotate inside the universal sleeve 11. So that the gimbal frame 1 can rotate in multiple directions.

The utility model discloses a theory of operation is: the protective layer 2 has good ductility and mechanical strength, and the heat insulation layer 4 is formed by wrapping a calcined mica tape, so that the organic unification of electrical property, high temperature resistance, flexibility, fire resistance, flame retardance and high strength performance is realized well. The waterproof layer 3 is made of organic silicon high-temperature resistant paint, can withstand high-temperature oxidation and corrosion of other media, has good electrical insulation property, has excellent performances of high temperature resistance, water resistance, oil resistance, chemical resistance and the like, and has good protection effect on cables. Therefore, the cable is waterproof, corrosion-resistant, high in strength, good in toughness and soft. The plurality of unit modules may be relatively rotated so that the cable is resistant to bending.

Example 2

Referring to fig. 4, on the basis of embodiment 1, the inner end of the universal head 9 is rotatably provided with a plurality of balls 12, the balls 12 can roll inside the universal head 9, and the arrangement of the balls 12 prevents the end of the universal head 9 from contacting the protective layer 2, which causes abrasion of the protective layer 2, greatly protects the cable, and prolongs the service life of the cable.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a flexible medium speed tow chain cable of resistant crooked, including universal frame (1) and sinle silk (7), sinle silk (7) are provided with a plurality of and even bury underground in the inside of filling layer (6), the outside of filling layer (6) has set gradually insulating layer (4) from inside to outside, waterproof layer (3) and protective layer (2), a serial communication port, a plurality of longitudinal spring (8) have been buried underground to the inside of filling layer (6), protective layer (2) are made by tetrafluoroethylene, protective layer (2) are the tubular structure of wavy cross-section, the outside cover of protective layer (2) is equipped with universal frame (1), universal frame (1) comprises a plurality of unit module, every unit module includes universal head (9), connecting portion (10) and universal cover (11), universal head (9) and universal cover (11) are connected respectively at the both ends of connecting portion (10), universal head (9), The connecting part (10) and the universal sleeve (11) are both hollow structures.

2. The bending-resistant flexible medium-speed towline cable according to claim 1, wherein the filling layer (6) is made of a silicon rubber material.

3. The bending-resistant flexible medium-speed towline cable according to claim 1, wherein the heat-insulating layer (4) is wrapped by a calcined mica tape.

4. The bending-resistant flexible medium-speed towline cable according to claim 1, wherein the waterproof layer (3) is made of silicone high-temperature-resistant paint.

5. A bend-resistant flexible medium speed towline cable according to claim 1, characterized in that inside the protective layer (2) is arranged a transverse spring (5).

6. A bend-resistant flexible medium speed tow chain cable according to any one of claims 1-5, wherein the inner end of the universal head (9) is rotatably provided with a plurality of balls (12).