CN111584140A

CN111584140A - Optical fiber implantation traveling cable with signal transmission performance

Info

Publication number: CN111584140A
Application number: CN202010467211.1A
Authority: CN
Inventors: 曹文胤; 曹阳; 吕娟; 刘小荣
Original assignee: Nantong Zhongyao Draka Elevator Product Co ltd
Current assignee: Nantong Zhongyao Draka Elevator Product Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-25

Abstract

The invention relates to the technical field of cables, in particular to an optical fiber implantation traveling cable with signal transmission performance, which comprises an interface body, a cable main body and a shell, wherein the interface body penetrates through the surface of the shell, the shell is bolted with the interface body through bolts, damping shock absorbers are respectively arranged on two sides of an inner cavity of the shell, clamping plates are respectively bolted on one sides opposite to the damping shock absorbers, and one sides of the clamping plates, far away from the damping shock absorbers, are in sliding connection with the surface of the cable main body; the elevator has a protection function, can reduce the swing amplitude close to the cable interface, reduces potential safety hazards, has good wear resistance and corrosion resistance, can prolong the service life of the elevator, and solves the problems that the cable interface is loosened due to the fact that the existing traveling cable is prone to generating severe vibration when moving up and down along with an elevator body, and the service life of the cable is affected due to the fact that the cable is prone to being abraded and corroded.

Description

Optical fiber implantation traveling cable with signal transmission performance

Technical Field

The invention relates to the technical field of cables, in particular to an optical fiber implanted traveling cable with signal transmission performance.

Background

With the development of urbanization, high-rise buildings are more and more, and elevators are rapidly developed as essential electrical equipment of the high-rise buildings. Elevator trailing cables as blood vessels and nerves of elevators are also very important. The elevator trailing cable is used for wiring electric appliances used by elevators, goods elevators and other elevators, and moves up and down along with the ascending and descending of the elevators in the using process.

The existing traveling cable is easy to generate violent vibration when moving up and down along with an elevator body, the vibration is transmitted to the position, close to a cable connector, of the cable, the cable connector swings, the risk of looseness of the cable connector is caused, meanwhile, the working environment where the traveling cable is located is severe, the traveling cable is easy to wear and corrode, the service life of the traveling cable is influenced, and therefore the traveling cable capable of reducing the swing amplitude is provided, and has good wear resistance and corrosion resistance, and the service life of the traveling cable can be prolonged to solve the problem.

SUMMARY OF THE PATENT FOR INVENTION

The invention aims to provide an optical fiber implanted traveling cable with signal transmission performance, which can reduce the swing amplitude, has good wear resistance and corrosion resistance, can prolong the service life of the traveling cable, and solves the problems that the existing traveling cable is easy to generate violent vibration when moving up and down along with an elevator body, so that the cable interface is loosened, and the cable is easy to be worn and corroded, so that the service life of the cable is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: the optical fiber implantation traveling cable with the signal transmission performance comprises an interface body, a cable main body and a shell, wherein the interface body penetrates through the surface of the shell, the shell is in bolted connection with the interface body through bolts, damping shock absorbers are mounted on two sides of an inner cavity of the shell, clamping plates are bolted on one sides, opposite to the damping shock absorbers, of the clamping plates, one sides, far away from the damping shock absorbers, of the clamping plates are in sliding connection with the surface of the cable main body, the cable main body comprises a power line, a signal line, a steel wire, an outer protective layer, an inner protective layer and a shielding layer, the steel wire is arranged at the center inside of the cable main body, the power line is wound around the steel wire, the shielding layer is arranged between the power line and the signal line, the surfaces of the outer protective layer and the inner protective layer are mutually bonded, and the outer protective layer comprises, anticorrosive paint layer spraying is on the surface in the wearing layer outside, the buffer layer is established in the wearing layer and is kept away from anticorrosive paint layer's one side, and buffer layer and wearing layer bond each other.

Preferably, the inboard inoxidizing coating includes fire-retardant layer, anti-freezing layer and waterproof layer, the surface in the fire-retardant layer outside and the inboard surface of buffer layer contact each other, the waterproof layer sets up the one side of keeping away from fire-retardant layer at the anti-freezing layer.

Preferably, the flame-retardant layer is made of cable fireproof paint, and the thickness of the flame-retardant layer is 1-3 mm.

Preferably, the waterproof layer is made of ethylene propylene rubber materials, and the thickness of the waterproof layer is the same as that of the flame-retardant layer.

Preferably, the wear-resistant layer is made of polycarbonate material, and the anticorrosive coating layer is made of corrosion-resistant cable coating.

Preferably, the buffer layer is made of a polyethylene material capable of foaming, and a plurality of holes are formed in the surface of the buffer layer in a penetrating mode.

Preferably, the whole of the holes is in a honeycomb shape, and the holes are uniformly distributed on the surface of the buffer layer.

Preferably, a first filler is arranged inside the shielding layer, a second filler is arranged between the shielding layer and the inner side protective layer, and an insulating layer is arranged on the surface of the signal line.

Preferably, the first filler and the second filler are both made of PVC material, and the insulating layer is made of insulating rubber.

Preferably, the whole clamping plate is arc-shaped, and the clamping plate is made of elastic plastics.

Compared with the prior art, the invention has the following beneficial effects:

1. the elevator has a protection function, can reduce the swing amplitude close to the cable interface, reduces potential safety hazards, has good wear resistance and corrosion resistance, can prolong the service life of the elevator, and solves the problems that the cable interface is loosened due to the fact that the existing traveling cable is prone to generating severe vibration when moving up and down along with an elevator body, and the service life of the cable is affected due to the fact that the cable is prone to being abraded and corroded.

2. Through fire-retardant layer, the setting of freeze proof layer and waterproof layer, the fire resistance and the water proofness of this cable have been promoted, the protectiveness of this cable has been improved simultaneously, make for cable fire protection coating through designing fire-retardant layer, cable fire protection coating can generate even fine and close spongy foam insulating layer when receiving the fire, can restrain effectively, the propagation and the stretching of separation flame, make for the ethylene propylene rubber material through designing the waterproof layer, the ethylene propylene rubber material has good elastic property, sealing performance and waterproof insulating property, effectively promote the waterproof nature of this cable, polycarbonate has intensity height, fatigue resistance and wearability's advantage, and corrosion-resistant cable fire protection coating can effectively promote the corrosion resistance of this cable.

3. The quality of the buffer layer can be reduced through the arrangement of the holes, the propagation of vibration in the buffer layer is reduced, the expandable polyethylene has the characteristics of small density, good flexibility, high recovery rate, excellent shock resistance and the like, the buffer protection can be provided for the contents, the holes are designed to be honeycomb-shaped as a whole, the quality of the buffer layer can be reduced through the holes, the strength of the buffer layer cannot be influenced, the signal lines and the power lines can be fixed through the arrangement of the first filler and the second filler, the insulativity of the signal lines can be improved through the arrangement of the insulating layer, the first filler and the second filler are made of PVC materials, the PVC materials have good insulativity, the insulation effect in the cable can be effectively improved, and the elasticity of the clamping plate can be increased through the design of the clamping plate, meanwhile, the contact area between the clamping plate and the cable main body is increased, so that the clamping plate and the cable main body are attached more tightly.

Drawings

FIG. 1 is a front view of the structure of the present patent;

FIG. 2 is a top cross-sectional view of the construction of the inventive patented cable body;

FIG. 3 is a structural laminate of an outer protective layer according to the present invention;

FIG. 4 is a structural laminate of an inner protective layer according to the present invention;

FIG. 5 is a cross-sectional view of a signal line according to the present invention;

fig. 6 is a perspective view of the structure of the clamping plate of the present invention.

In the figure: 1. an interface body; 2. a cable body; 21. a power line; 22. a signal line; 23. a steel wire; 24. an outer protective layer; 241. an anti-corrosion coating layer; 242. a wear layer; 243. a buffer layer; 25. an inner protective layer; 251. a flame retardant layer; 252. an anti-freeze layer; 253. a waterproof layer; 26. a shielding layer; 3. a housing; 4. a damping shock absorber; 5. a clamping plate; 6. a first filler; 7. a second filler; 8. an insulating layer; 9. and (4) holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments in the patent of the invention without any inventive work belong to the protection scope of the patent of the invention.

Referring to fig. 1-6, the optical fiber implantation traveling cable with signal transmission performance includes an interface body 1, a cable main body 2 and a housing 3, the interface body 1 penetrates through the surface of the housing 3, the housing 3 is bolted to the interface body 1 through bolts, damping dampers 4 are installed on both sides of an inner cavity of the housing 3, clamping plates 5 are bolted to opposite sides of the damping dampers 4, one sides of the clamping plates 5 far away from the damping dampers 4 are slidably connected to the surface of the cable main body 2, the cable main body 2 includes a power line 21, a signal line 22, a steel wire 23, an outer protective layer 24, an inner protective layer 25 and a shielding layer 26, the steel wire 23 is disposed at the center of the inside of the cable main body 2, the power line 21 surrounds the steel wire 23, the shielding layer 26 is disposed between the power line 21 and the signal line 22, and the outer protective layer 24 and the inner protective layer 25 are adhered to each other, outside inoxidizing coating 24 includes anticorrosive coating 241, wearing layer 242 and buffer layer 243, anticorrosive coating 241 spraying is on the surface in the wearing layer 242 outside, buffer layer 243 is established in the one side that anticorrosive coating 241 was kept away from to wearing layer 242, and buffer layer 243 bonds each other with wearing layer 242, this cable has safeguard function, it can reduce self and be close the amplitude of oscillation of cable interface department, and reduce the potential safety hazard, good wearability and corrosion resistance have simultaneously, and can prolong the life of self, it easily produces violent vibrations to have solved current retinue cable when following the elevator body up-and-down motion, it has not hard up risk to cause the cable interface, and the cable easily receives wearing and tearing and corruption, cause its life to receive the problem of influence.

In this embodiment, the inner protection layer 25 includes the flame retardant layer 251, the anti-freeze layer 252 and the waterproof layer 253, and the surface of the outer side of the flame retardant layer 251 and the surface of the inner side of the buffer layer 243 contact each other, and the waterproof layer 253 is arranged on one side of the anti-freeze layer 252 away from the flame retardant layer 251, so that the flame retardance and the water resistance of the cable are improved and the protection performance of the cable is improved through the arrangement of the flame retardant layer 251, the anti-freeze layer 252 and the waterproof layer 253.

In this embodiment, the flame retardant layer 251 is made of a cable fire retardant coating, the thickness of the flame retardant layer 251 is 1-3mm, and the flame retardant layer 251 is made of the cable fire retardant coating, so that the cable fire retardant coating can generate a uniform and compact spongy foam heat insulation layer when being subjected to fire, and can effectively inhibit and block the propagation and spread of the fire.

In this embodiment, the waterproof layer 253 is made of an ethylene propylene rubber material, the thickness of the waterproof layer 253 is the same as that of the flame-retardant layer 251, and the waterproof layer 253 is made of the ethylene propylene rubber material which has good elastic performance, sealing performance and waterproof insulating performance, so that the waterproofness of the cable is effectively improved.

In this embodiment, the wear-resistant layer 242 is made of polycarbonate material, and the anticorrosive coating layer 241 is made of corrosion-resistant cable coating, and polycarbonate has the advantages of high strength, fatigue resistance and wear resistance, and the corrosion resistance of the cable can be effectively improved by the corrosion-resistant cable fireproof coating.

In this embodiment, the buffer layer 243 is made of a foamable polyethylene material, the surface of the buffer layer 243 is penetrated by a plurality of holes 9, and the holes 9 can reduce the mass of the buffer layer 243 and reduce the propagation of vibration inside the buffer layer 243.

In this embodiment, the whole of the holes 9 is honeycomb-shaped, and the holes 9 are uniformly distributed on the surface of the buffer layer 243, and by designing the whole of the holes 9 to be honeycomb-shaped, the holes 9 not only can reduce the mass of the buffer layer 243, but also can not affect the strength of the buffer layer 243.

In this embodiment, the first filler 6 is provided inside the shielding layer 26, the second filler 7 is provided between the shielding layer 26 and the inner protective layer 25, the insulating layer 8 is provided on the surface of the signal line 22, the effect of fixing the signal line 22 and the power line 21 is achieved by the provision of the first filler 6 and the second filler 7, and the provision of the insulating layer 8 can improve the insulation property of the signal line 22.

In this embodiment, first filler 6 and second filler 7 are the PVC material and make, and insulating layer 8 comprises insulating rubber, and first filler 6 and second filler 7 are the PVC material through the design and make, and the PVC material has good insulating nature, and it can effectively promote the inside insulating effect of this cable itself.

In this embodiment, the whole of clamping plate 5 is the arc, and clamping plate 5 is made for elastic plastic, and this kind of design can increase clamping plate 5's elasticity, and the area of contact of increase clamping plate 5 and cable main part 2 makes between clamping plate 5 and the cable main part 2 laminating inseparabler simultaneously.

The working principle is as follows: during in-service use, if meet cable main part 2 and produce violent vibrations along with the elevator in-process from top to bottom, these vibrations are transmitted to the position that cable main part 2 is close to interface body 1 afterwards, cause this part cable to appear the swing, and can fix this part cable through grip block 5 and damping bumper 4, can dissolve part vibrations simultaneously, it makes the difficult swing that appears of cable at this position, and reduce the potential safety hazard, and through anticorrosive coating 241, wearing layer 242 and buffer layer 243, the anticorrosive wear-resisting effect of this cable has been promoted, and its life is prolonged, through the setting of fire-retardant layer 251, freeze proof layer 252 and waterproof layer 253, the fire resistance and the water proofness of this cable have been promoted, the protectiveness of this cable has been improved simultaneously.

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.

Although embodiments of the present patent 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 present patent, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Retinue cable is implanted to optic fibre with signal transmission performance, including interface body (1), cable main part (2) and casing (3), its characterized in that: the connector body (1) penetrates through the surface of the shell (3), the shell (3) is bolted with the connector body (1) through bolts, damping shock absorbers (4) are mounted on two sides of an inner cavity of the shell (3), one side, opposite to the damping shock absorbers (4), of each damping shock absorber (4) is bolted with a clamping plate (5), one side, far away from the damping shock absorbers (4), of each clamping plate (5) is connected with the surface of the cable main body (2) in a sliding mode, the cable main body (2) comprises a power line (21), a signal line (22), a steel wire (23), an outer protective layer (24), an inner protective layer (25) and a shielding layer (26), the steel wire (23) is arranged at the center inside of the cable main body (2), the power line (21) surrounds the steel wire (23), the shielding layer (26) is arranged between the power line (21) and the signal line (22), and the surfaces of the outer protective layer (24) and the inner protective layer (25) are mutually bonded, outside inoxidizing coating (24) are including anticorrosive coating layer (241), wearing layer (242) and buffer layer (243), anticorrosive coating layer (241) spraying is on the surface in wearing layer (242) outside, one side of anticorrosive coating layer (241) is kept away from in wearing layer (242) is established in buffer layer (243), and buffer layer (243) and wearing layer (242) bond each other.

2. The fiber optic implantable trailing cable having signal transmission capability of claim 1 wherein: the inner side protection layer (25) comprises a flame-retardant layer (251), a freezing-resistant layer (252) and a waterproof layer (253), the surface of the outer side of the flame-retardant layer (251) is in contact with the surface of the inner side of the buffer layer (243), and the waterproof layer (253) is arranged on one side, away from the flame-retardant layer (251), of the freezing-resistant layer (252).

3. The fiber optic implantable trailing cable having signal transmission capability of claim 2 wherein: the flame-retardant layer (251) is made of cable fireproof paint, and the thickness of the flame-retardant layer (251) is 1-3 mm.

4. The fiber optic implantable trailing cable having signal transmission capability of claim 2 wherein: the waterproof layer (253) is made of ethylene propylene rubber materials, and the thickness of the waterproof layer (253) is the same as that of the flame-retardant layer (251).

5. The fiber optic implantable trailing cable having signal transmission capability of claim 1 wherein: the wear-resistant layer (242) is made of polycarbonate materials, and the anti-corrosion coating layer (241) is made of anti-corrosion cable coating.

6. The fiber optic implantable trailing cable having signal transmission capability of claim 1 wherein: the buffer layer (243) is made of a polyethylene material and a plurality of holes (9) are formed in the surface of the buffer layer (243) in a penetrating mode.

7. The fiber optic implantable trailing cable having signal transmission capability of claim 6 wherein: the whole of hole (9) is cellular, and hole (9) evenly distributed is on the surface of buffer layer (243).

8. The fiber optic implantable trailing cable having signal transmission capability of claim 1 wherein: the shielding layer (26) is internally provided with a first filler (6), a second filler (7) is arranged between the shielding layer (26) and the inner side protective layer (25), and the surface of the signal line (22) is provided with an insulating layer (8).

9. The fiber optic implantable trailing cable having signal transmission capability of claim 8, wherein: the first filler (6) and the second filler (7) are both made of PVC materials, and the insulating layer (8) is made of insulating rubber.

10. The fiber optic implantable trailing cable having signal transmission capability of claim 1 wherein: the whole clamping plate (5) is arc-shaped, and the clamping plate (5) is made of elastic plastic.