CN106128571A

CN106128571A - Cable for elevator

Info

Publication number: CN106128571A
Application number: CN201610681285.9A
Authority: CN
Inventors: 王成; 孔善祥
Original assignee: Shanghai Step Electrical Wire and Cable Co Ltd
Current assignee: Shanghai Step Electric Corp
Priority date: 2016-08-17
Filing date: 2016-08-17
Publication date: 2016-11-16
Anticipated expiration: 2036-08-17
Also published as: CN106128571B

Abstract

The present invention relates to a kind of cable, particularly to a kind of cable for elevator, comprise many electric conductors, the many insulators that each electric conductor is coated with, and the both sides of each insulator and further respectively have zipper strip, removably connected by zipper strip between each insulator；Wherein, when each insulator is after being connected with each other, each chain tooth of the zipper strip on any one insulator is at a fully engaged with each chain tooth on the zipper strip on the insulator being adjacent.Compared with the existing technology, removably connecting between two insulators is realized owing to can directly be cooperated by zipper strip between insulator and insulator, make staff can increase the quantity of electric conductor in whole cable according to the number of the device increased actual in car in the future, thus be not only able to the weight of whole cable is control effectively, can also effectively reduce the production cost of whole cable, and the most also can reduce the car of elevator power consumption operationally.

Description

Cable for elevator

Technical field

The present invention relates to a kind of cable, particularly to a kind of cable for elevator.

Background technology

Elevator cable, as a kind of for when the car of elevator moves up and down, is powered elevator and signal The cable of transmission, needs it to possess preferable reliability and stability.

And the structure of elevator cable is typically all by being coated with some electric conductors of insulating barrier and being coated on every at present The insulator of electric conductor outer surface is constituted.And along with elevator electrical controls the development of technology, the function of elevator gets more and more, than As the advertisement in car show, floor shows, but simultaneously in order to not destroy the original circuit design of elevator, typically these devices It is all additionally to add in car in the later stage, and in order to realize devices different in elevator is controlled, it is necessary to increase in the cable Different cores has completed the connection with master control system.Therefore, when actual design cable, need to fully take into account elevator interior Circuit design, the most all can much the most remaining several groups of cores in case of need.

But it is proven, owing to the cable employed in elevator is conducted oneself with dignity heavier, just needs cable to need at the beginning of design simultaneously Will how remaining several groups of cores in case of need, thus the car that not only can increase whole elevator is running the merit being up and down Consumption, also can increase the cable raw material when producing, and either insulant or conductive material increase, all can cause whole electricity The production cost of cable is greatly improved.

Therefore, how the power consumption being can run by elevator further, and reduce the elevator cable one-tenth when producing simultaneously Originally it is current problem to be solved.

Summary of the invention

It is an object of the invention to provide a kind of cable for elevator, can effectively reduce lift car power consumption operationally, And the production cost of cable can be reduced simultaneously.

For solving above-mentioned technical problem, the invention provides a kind of cable for elevator, comprise N root electric conductor, to each conduction Body carries out the M root insulator being coated with, and described M is the natural number more than 1 equal to described N, and the both sides of each insulator set the most respectively There is zipper strip, removably connected by zipper strip between each insulator；

Wherein, when each insulator is after being connected with each other, each chain tooth of the zipper strip on any one insulator with its phase The adjacent each chain tooth on the zipper strip on insulator is at a fully engaged.

The present invention compared with the existing technology, is all to use single insulator to wrap due to every electric conductor in cable Cover, and each insulator be respectively provided on two sides with zipper strip, thus when reality is applied, can directly lead between insulator and insulator Cross engaging between zipper strip chain tooth each with zipper strip and realize removably connecting between two insulators.Make staff The quantity of electric conductor in whole cable can be increased according to the number of the device increased actual in car, to ensure design in the future Personnel increase unnecessary electric conductor at the initial stage of design elevator without extra in elevator cable, thus are not only able to whole electricity The weight of cable control effectively, additionally it is possible to effectively reduces the production cost of whole cable, and the most also can reduce elevator Car power consumption operationally so that the use cost of elevator is available to be controlled further.

Further, each chain tooth on described zipper strip all comprise be arranged on belt body base portion, be connected with described base portion Inner fovea part, the head that is connected with described inner fovea part；Wherein, on zipper strip, the head of each chain tooth is used for and connected slide fastener On band, the inner fovea part of each chain tooth engages each other.

Further, described head position intermeshing with described inner fovea part is two mutually nested arc-shaped curved surfaces.Logical Cross the cooperation of two chain tooth arc-shaped curved surfaces, two chain teeth can be played guide effect when engaging each other.

Further, described cable for elevator also comprises and is slidably disposed in each insulator any one layback chain belt respectively On pull head；Wherein, described pull head comprises: with the body member of inner passage, and the inner passage of described body member is for quilt Each chain tooth on any two zipper strips passes；Described pull head also comprises: be arranged in the inner passage of described body member for Separate the part that separates of two chain teeth having engaged on any two zipper strips, and described in separate part and be positioned at the centre bit of described passage Put, and the import of described passage is gradually drawn in towards the described direction separating part to outlet.Thus when reality is applied, work people Member can directly by pulling the pull head being arranged on zipper strip to be closed by two zipper strips, thus complete two insulators it Between connection.

Further, the surface of the zipper strip on each insulator is also coated with carbon fiber coating layer.By being coated in each slide fastener The too carbon fiber coating layer on surface, can increase the intensity of zipper strip, it is to avoid cable is when moving up and down with car, because zipper strip is each Position constantly bends and produces phenomenon of rupture.

Further, described electric conductor comprises K bunch core, is coated on the insulating barrier of each bunch core outer surface, and described K is certainly So number；Wherein, the containing cavity for accommodating each electric conductor is formed in described insulator.

Further, described insulating barrier is carbon fiber insulating barrier, and described insulator is carbon fibre insulator；Wherein, in institute State in each containing cavity of insulator, be coated on the carbon fiber insulating barrier of each bunch core outer surface be connected with each other become one overall and with Described insulator is one-body molded, and each core is carried out around constituting in the containing cavity of described insulator by each carbon fiber insulating barrier For the passage worn by each bunch core.Owing to insulating barrier uses carbon fiber insulating barrier, and carbon fiber insulating barrier and carbon Fibre insulation is integrated, thus further increases in electric conductor the isolation capacity between each bunch core, to ensure The stable transmission of signal, it is to avoid insulating barrier is cracking because of cable alternating bending, abrasion and catabiosis.Simultaneously because carbon is fine Dimension material has higher intensity and more preferable pliability for comparing traditional PVC material, it is possible to effectively prevent insulation There is abrasion, cracking and aging phenomenon when cable bend in body, is safely and effectively improve whole cable service life The most also can save the insulating barrier being coated on each electric conductor surface.Simultaneously because carbon fibre material compares traditional PVC material tool There is lightweight and more preferable elastic resilience, so the steel wire rope being located within insulator can also be saved, raw saving The weight of whole cable can also be substantially reduced so that elevator power consumption operationally is greatly reduced while producing cost, Thus reduce further the operation and maintenance cost of whole elevator.

Further, every bunch core comprise elastic insulated line, also comprise several be wrapped in each corresponding elastic insulated Between the copper conductor of line outer surface, and each copper conductor, mutual stranded composition is coated on the most corresponding elastic insulated line outer surface Copper intertwist body.Compare the plain conductor of other materials due to copper conductor and there is more preferable conductive characteristic, it is possible to make electricity The transmission of power and signal is more stable.

Further, every bunch core also comprises several steel wire being wrapped in the most corresponding copper intertwist body outer surface, And mutual stranded composition is coated on the steel intertwist body of the most corresponding copper intertwist body outer surface between each steel wire；Wherein, institute State the length being shorter in length than described copper intertwist body of steel intertwist body, the two ends of the copper intertwist body in every bunch core all have part from Come out in the two ends of the most corresponding steel intertwist body.By the outer surface cladding steel intertwist body at copper intertwist body, pass through steel Intertwist body can promote every core bending time intensity, and steel intertwist body be shorter in length than copper intertwist body so that copper is stranded Can come out from the two ends of steel intertwist body in the two ends of body, so that core is when being connected with terminal block, can only be twisted by copper Zoarium is attached with terminal block, to ensure the concordance of the conductive characteristic of every core.

Further, in order to meet different use demands, the elastic insulated line of every bunch in-core be carbon fiber covered wire or Vinyl chloride PVC covered wire.And when elastic insulated line uses carbon fiber covered wire, can further improve every bunch core in electric conductor Intensity.

Accompanying drawing explanation

Fig. 1 is the structural representation of the cable for elevator of first embodiment of the invention；

Fig. 2 is two insulators of the arbitrary neighborhood structural representation when connecting in first embodiment of the invention；

Fig. 3 is the structural representation that in first embodiment of the invention, each core in single conductor uses in time arranging Figure；

Fig. 4 is the structural representation during employing of each core in single conductor rectangular array in first embodiment of the invention Figure；

Fig. 5 is the structural representation of the cable for elevator of second embodiment of the invention；

Fig. 6 is the structural representation of pull head in second embodiment of the invention；

Fig. 7 is the structural representation being provided with elastic insulated line in third embodiment of the invention in each core；

Fig. 8 is the structural representation that the copper intertwist body of each core in four embodiment of the invention is surrounded by steel intertwist body；

Fig. 9 is the structural representation of the cable for elevator of fifth embodiment of the invention.

Detailed description of the invention

For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawing each reality to the present invention The mode of executing is explained in detail.But, it will be understood by those skilled in the art that in each embodiment of the present invention, In order to make reader be more fully understood that, the application proposes many ins and outs.But, even if there is no these ins and outs and base Many variations and amendment in following embodiment, it is also possible to realize the application each claim technical side required for protection Case.

First embodiment of the present invention relates to a kind of cable for elevator, as it is shown in figure 1, comprise many electric conductors 1, to many Root electric conductor 1 carries out the many insulators 2 being coated with.Wherein, the quantity of electric conductor 1 is identical with the quantity of insulator 2, and each absolutely Use detachable block to be connected with each other between edge body 2, and each insulator 2 to become one after being connected with each other by detachable block whole Body.

By foregoing it is seen that, due to the every electric conductor 1 in cable all be use single insulator 2 carry out Cladding, and between insulator 2 and insulator 2, all use detachable block to be attached so that staff can basis in the future In car, the number of the actual device increased increases the quantity of electric conductor 1 in whole cable, to ensure that designer is in design The initial stage of elevator increases unnecessary electric conductor without extra in elevator cable, thus is not only able to enter the weight of whole cable Row effectively controls, additionally it is possible to effectively reduce the production cost of whole cable, and the car that the most also can reduce elevator is running Time power consumption so that the use cost of elevator is available to be controlled further.

Specifically, as it is shown in figure 1, further respectively have between zipper strip, and each insulator 2 in the both sides of each insulator 2 It is to be removably connected by zipper strip.When reality is applied, external tool (not indicating in figure) can be passed through any one is insulated Each chain tooth 4-1 of the zipper strip on body 2 is at a fully engaged with each chain tooth 4-1 on the zipper strip on the insulator 2 being adjacent, from And complete the connection between each insulator 2.It follows that any two insulator 2 is for interconnective two zipper strip structures Become the above-mentioned detachable block being previously mentioned.

It addition, it is noted that as in figure 2 it is shown, each chain tooth 4-1 in the above-mentioned zipper strip being previously mentioned mainly comprises and sets Put the base portion 4-1-1 on belt body 4-2, the inner fovea part 4-1-2 being connected with base portion 4-1-1, the head that is connected with inner fovea part 4-1-2 4-1-3.Wherein, on zipper strip, the head of each chain tooth is used for and the inner fovea part 4-1-2 of each chain tooth 4-1 on connected zipper strip Engage each other.

Further, while in order to ensure that two insulators 2 have higher fastness upon connection, additionally it is possible to conveniently respectively draw Assembly or disassembly between chain belt, as in figure 2 it is shown, the head 4-1-3 of each chain tooth 4-1 in zipper strip and inner fovea part 4-1-2 phase The position of engagement is two mutually nested arc-shaped curved surfaces mutually, by the cooperation of two chain tooth arc-shaped curved surfaces, can exist two chain teeth Play guide effect when engaging each other, thus facilitate the assembly or disassembly between two zipper strips.

And as preferably, the surface of the zipper strip on each insulator 2 is also coated with carbon fiber coating layer (not indicating in figure). By being coated in the carbon fiber coating layer on zipper strip surface, the intensity of zipper strip can be strengthened, it is to avoid cable is being carried out with car up and down During motion, produce phenomenon of rupture because each position of zipper strip constantly bends.

It addition, in the present embodiment, as it is shown in figure 1, in every insulator 2, also form the appearance for accommodating each electric conductor Put chamber, and electric conductor 1 is mainly made up of multi beam core 1-1 and the insulating barrier 1-2 being coated on each bunch core 1-1 outer surface, passes through The insulating barrier 1-2 being coated on each core 1-1 outer surface can be completely separated by each core 1-1 in single electrical body 1, so that Single electrical body 1 can transmit the different signals of telecommunication simultaneously, to ensure the properly functioning of elevator.

It is noted that in the present embodiment, insulating barrier 1-2 is carbon fiber insulating barrier, and insulator 2 is that carbon fibre is exhausted Edge body.There is for comparing traditional PVC material due to carbon fibre material higher intensity and more preferable pliability, it is possible to Effectively prevent insulator from abrasion, cracking and aging phenomenon occurring when cable bend, improve whole electricity safely and effectively Cable also can save, while service life, the insulating barrier being coated on each electric conductor 1 surface.Simultaneously because carbon fibre material compares biography The PVC material of system has lighter weight and more preferable elastic resilience, is located in inside insulator so can also save Steel wire rope, saving the weight that can also be substantially reduced whole cable while production cost so that elevator is operationally Power consumption is greatly reduced, thus reduce further the operation and maintenance cost of whole elevator.

Furthermore, it is desirable to explanation, in the present embodiment, in the containing cavity 2-1 of each insulator 2, it is coated on each bundle The carbon fiber insulating barrier of core 1-1 outer surface is connected with each other becomes one overall and one-body molded with insulator 2, and each carbon fiber is exhausted Each core 1-1 is carried out around being formed for the passage worn by each bunch core 1-1 in the containing cavity 2-1 of insulator 2 by edge layer (figure does not indicates).Thus it is seen that, owing to carbon fiber insulating barrier is integrated with carbon fiber insulator, thus enter one Step improves the isolation capacity in electric conductor between each bunch core, to ensure the stable transmission of signal, it is to avoid insulating barrier is because of cable Alternating bending and cracking, abrasion and catabiosis.

Specifically, as shown in figures 1 and 3, electric conductor 1 for being formed by many copper conductor 1-1-1 are the most stranded, simultaneously this For carbon fiber insulating barrier 1-2 that each core 1-1 is coated with in the appearance of insulator 2 in the every electric conductor 1 of embodiment All being connected as a single entity in putting chamber 2-1, forming a cross sectional shape is cancellated carbon fiber webmaster, and this carbon fiber webmaster is also It is connected as a single entity with carbon fiber insulator, so that with the insulator 2 of containing cavity 2-1 and the carbon being arranged in containing cavity 2-1 Fiber webmaster can become an entirety, therefore in the course of processing, only need to process for accommodating each bundle on whole insulator 2 The mesh of core can realize coordinating of electric conductor 1 and insulator 2, thus simplifies the difficulty of processing of whole cable and complicated journey Degree.In addition, it is necessary to explanation is owing to insulating barrier 1-2 and insulator 2 are an entirety, thus to can further improve insulator 2 Intensity so that cable is when bending, and insulator 2 is less susceptible to cracking or wear phenomenon.

Further, in the present embodiment, each bunch core 1-1 in electric conductor 1 can be in an arbitrary manner in containing cavity 2-1 Carry out permutation and combination.Such as, as it is shown on figure 3, in every electric conductor 1, can serve as theme core position by the most a branch of core 1-1 In the center of the containing cavity 2-1 corresponding to this core, and remaining core 1-1 in this electric conductor is by-pass core and equidistant ring It is wound on the surrounding of master core.Or, as shown in Figure 4, in every electric conductor 1, each core 1-1 can be arranged by the mode of rectangular array It is listed in the most corresponding containing cavity 2-1, by the permutation and combination method of different electric conductor core 1-1, different end can be met The connection requirement of son row.

It should be noted that in the present embodiment, the arrangement mode of each core 1-1 is only said as a example by above two Bright, and in actual application process, the arrangement mode of core 1-1 also can use other arrangement mode, no longer carries out at this Elaborate.

It addition, it is noted that in order to improve cable further when bending, insulator 2 and insulating barrier 1-2's is strong Degree, in the present embodiment, insulator 2 and insulating barrier 1-2 can use some carbon fiber silk threads, and suitable according to predetermined winding Sequence is worked out, so that cable is when bending, can be born cable by many carbon fiber fine rules simultaneously be produced when bending Stress, thus can further improve the intensity of carbon fiber insulator, it is to avoid cable phenomenon of rupture occurs when bending.

Second embodiment of the present invention relates to a kind of cable for elevator, and the second embodiment is the base at embodiment Having made further improvement on plinth, it is mainly improved by: as it is shown in figure 5, the cable for elevator of present embodiment also comprises respectively It is slidably disposed in the pull head 5 in each insulator 2 any one layback chain belt.

Specifically, as shown in Figure 6, this pull head comprises 5: with the body member 5-2 of inner passage 5-1, and body member Inner passage 5-1 is for being passed by each chain tooth on any two zipper strips.Further, this pull head 5 also comprises: be arranged on body member Separating part 5-3 in the 5-1 of inner passage, this separates part 5-3 for separating two the chain teeth engaged on any two zipper strips, And change and separate part 5-3 and be positioned at the center of passage 5-1.Secondly, for ensureing energy between each chain tooth in any two zipper strips Enough engagements smoothly, when designing pull head 5, gradually should receive the import of this passage 5-1 towards the direction separating part 5-3 to outlet Hold together.

Thus it is seen that, when reality is applied, staff can be directly by pulling the pull head 5 being arranged on zipper strip Zipper strip on any two insulator 2 can be closed, thus complete the connection between two insulators 2.

Third embodiment of the present invention relates to a kind of cable for elevator, and the second embodiment is at the first embodiment On the basis of made further improvement, it is mainly improved by: in the present embodiment, as it is shown in fig. 7, in every bunch core 1-1 all There is an elastic insulated line 1-1-3, and each elastic insulated line 1-1-3 be located in the centre of the most corresponding core, And copper conductor 1-1-1 is wrapped in the most corresponding elastic insulated line 1-1-3 outer surface and mutual between each copper conductor 1-1-1 Stranded composition is coated on the copper intertwist body of the most corresponding carbon fiber covered wire 1-1-3 outer surface.

By foregoing it is seen that, owing to every bunch core of electric conductor 1 being respectively provided with an elastic insulated core 1- 1-3, can promote every bunch core 1-1 intensity when being bent by elastic insulated line 1-1-3, and due to this elastic insulated line 1-1-3 is located in the centre of every bunch core 1-1, so that cable is when carrying out electric power output or signal transmission, and bullet Property covered wire 1-1-3 the conductive characteristic of core 1-1 can't be impacted, so that every bunch core 1-1 is except insulated wire cores Outer current-carrying part can all use same metal material, to ensure the concordance of every bunch core size of current after powered up, Thus ensure the stable output of signal and electric power, promote user's use impression when operating elevator.

Specifically, in order to meet different use demands, the elastic insulated line 1-1-3 in every bunch core 1-1 is carbon Fibre-insulated wire or vinyl chloride PVC covered wire.And when elastic insulated line 1-1-3 uses carbon fiber covered wire, can carry further The intensity of every bunch core 1-1 in high connductivity body 1.

4th embodiment of the present invention relates to a kind of cable for elevator, and the 4th embodiment is at the 3rd embodiment On the basis of made further improvement, it is mainly improved by: in the present embodiment, as shown in Figure 8, in the present embodiment, Every bunch core 1-1 also comprises several steel wire 1-1-2 being wrapped in the most corresponding copper intertwist body, and each steel wire 1-1-2 Between mutual stranded composition be coated on the steel intertwist body of each corresponding copper intertwist body outer surface.And, it is worth mentioning at this point that, When reality is applied, the length of steel intertwist body need to be shorter than the length of copper intertwist body so that the copper intertwist body in every bunch core 1-1 Two ends all have part to come out from the two ends of the most corresponding steel intertwist body.

By foregoing it is seen that, due to the outer surface cladding steel intertwist body at copper intertwist body, by steel intertwist body Can promote every core 1-1 bending time intensity, and steel intertwist body be shorter in length than copper intertwist body so that copper intertwist body Can come out from the two ends of steel intertwist body in two ends, so that core is when being connected with terminal block, and can be only by copper intertwist body It is attached with terminal block, to ensure the concordance of the conductive characteristic of every core, to guarantee the stable transmission of signal and electric power.

5th embodiment of the present invention relates to a kind of cable for elevator, and the 5th embodiment is at the first embodiment On the basis of made further improvement, it is mainly improved by: owing to elevator cable can make insulator 2 and interior after alternating bending There is certain deformation in the electric conductor 1 in portion, electric conductor 1 and insulator 2 thus will be caused fracture and the phenomenon of abrasion occur.

Therefore, in the present embodiment, as it is shown in figure 9, in order to overcome this kind of phenomenon, can be at the electricity being coated with insulator 2 Cable outer surface cladding one layer of memory metal layer 3, whole memory metal layer can be consisted of establishment, due to memory metal have by Recover the ability of original form after heating, from when cable is after long-time use, whole cable can be pulled down and entered it Row heating, recovers the ability of form by memory metal layer 3 after being preheated, drive whole cable to recover original form, discharge with this Insulator 2 and electric conductor 1 produced stress after deformation in power down cable so that it is return to form of dispatching from the factory, thus improving electricity While cable intensity, also can extend the service life of cable.

It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific embodiment of the present invention, And in actual applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.

Claims

1. a cable for elevator, comprises N root electric conductor, it is characterised in that: also comprise the M that each electric conductor is coated with and thoroughly do away with Edge body, described M is the natural number more than 1 equal to described N, and the both sides of each insulator further respectively have zipper strip, each insulator Between removably connected by zipper strip；

Wherein, when each insulator is after being connected with each other, each chain tooth of the zipper strip on any one insulator be adjacent Each chain tooth on zipper strip on insulator is at a fully engaged.

Cable for elevator the most according to claim 1, it is characterised in that: each chain tooth on described zipper strip all comprises setting Base portion on belt body, the inner fovea part being connected with described base portion, the head that is connected with described inner fovea part；

Wherein, on described zipper strip, the head of each chain tooth is used for and on connected zipper strip, the inner fovea part of each chain tooth is mutually nibbled Close.

Cable for elevator the most according to claim 2, it is characterised in that: described head is intermeshing with described inner fovea part Position is two mutually nested arc-shaped curved surfaces.

Cable for elevator the most according to claim 1, it is characterised in that: described cable for elevator also comprises the most slidably The pull head being arranged in each insulator any one layback chain belt；

Wherein, described pull head comprises: with the body member of inner passage, and the inner passage of described body member is for by any two Each chain tooth on root zipper strip passes；

Described pull head also comprises: is arranged in the inner passage of described body member and engages on any two zipper strips for separating Two chain teeth separate part, and described in separate part and be positioned at the center of described passage, and the import of described passage is to outlet Gradually draw in towards the described direction separating part.

Cable for elevator the most according to claim 1, it is characterised in that: the surface of the zipper strip on each insulator also coats There is carbon fiber coating layer.

Cable for elevator the most as claimed in any of claims 1 to 5, it is characterised in that: described electric conductor comprises K bundle Core, being coated on the insulating barrier of each bunch core outer surface, described K is natural number；

Wherein, the containing cavity for accommodating each electric conductor is formed in described insulator.

Cable for elevator the most according to claim 6, it is characterised in that: described insulating barrier is carbon fiber insulating barrier, and institute Stating insulator is carbon fibre insulator；

Wherein, in each containing cavity of described insulator, the carbon fiber insulating barrier being coated on each bunch core outer surface is connected with each other Become one overall and one-body molded with described insulator, and each carbon fiber insulating barrier in the containing cavity of described insulator to each line Core is carried out around constituting for the passage worn by each bunch core.

Cable for elevator the most according to claim 6, it is characterised in that: every bunch core comprises elastic insulated line, also comprises Several copper conductors being wrapped in the most corresponding elastic insulated line outer surface, and mutual stranded composition cladding between each copper conductor Copper intertwist body at the most corresponding elastic insulated line outer surface.

Cable for elevator the most according to claim 8, it is characterised in that: every bunch core also comprises and several is wrapped in respective institute The steel wire of corresponding copper intertwist body outer surface, and between each steel wire, mutual stranded composition is coated on the most corresponding copper strand The steel intertwist body of fit outer surface；

Wherein, the length being shorter in length than described copper intertwist body of described steel intertwist body, the two ends of the copper intertwist body in every bunch core Part is all had to come out from the two ends of the most corresponding steel intertwist body.

Cable for elevator the most according to claim 8, it is characterised in that: the elastic insulated line of every bunch in-core is carbon Fibre-insulated wire or vinyl chloride PVC covered wire.