Summary of the invention
In order to address the above problem, object of the present invention discloses a kind of elevator optoelectronic composite cable.The present invention is achieved through the following technical solutions.
A kind of elevator optoelectronic composite cable, it includes a pair of fiber unit 1, a pair of electric power transfer unit 2, pair of reinforcing pieces 3 and oversheath 4, and oversheath consists of the sheath second portion 42 between the sheath first 41 at two ends, Liang sheath first; It is characterized in that: within reinforcement is positioned at sheath first, edge between sheath first and sheath second portion has the first tearing port 411, edge in the middle of sheath second portion is near has the second tearing port 421, a pair of fiber unit is among the sheath second portion between the first tearing port and the second tearing port, a pair of electric power transfer unit is among the sheath second portion between the first tearing port and the second tearing port, and fiber unit and electric power transfer unit lay respectively at the both sides of the second tearing port.
A kind of elevator optoelectronic composite cable described above, is characterized in that described electric power transfer unit consists of the insulating barrier 22 that is positioned at inner conductor 21 and be coated on outside conductor.
A kind of elevator optoelectronic composite cable described above, is characterized in that described conductor is by strands of metal wire stranded that form or single copper wire or single aluminium wire.
A kind of elevator optoelectronic composite cable described above, the material that it is characterized in that described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or crosslinked polyethylene or low smoke and zero halogen polyethylene or polyvinyl chloride.
A kind of elevator optoelectronic composite cable described above, it is characterized in that described fiber unit by being positioned at central light unit 11, be positioned at the reinforced layer 12 outside light unit, the sheath 13 being positioned at outside reinforced layer forms.
A kind of elevator optoelectronic composite cable described above, is characterized in that light unit is tight tube fiber, and described tight tube fiber consists of optical fiber and the hard-pressed bale layer that is coated on outside optical fiber; Described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type; The material of described hard-pressed bale layer is polyvinyl chloride or nylon or polytetrafluoroethylene.
A kind of elevator optoelectronic composite cable described above, the material that it is characterized in that described reinforced layer is aramid fiber or nylon fibre or polyster fibre or glass fibre; The material of described sheath is low smoke and zero halogen polyethylene or polyvinyl chloride.
A kind of elevator optoelectronic composite cable described above, it is characterized in that the axis of described a pair of fiber unit, the axis of the axis of a pair of electric power transfer unit, pair of reinforcing pieces in same plane.
A kind of elevator optoelectronic composite cable described above, is characterized in that described reinforcement is individual wire or by the many stranded intertwist bodies that form of steel wire; Described intertwist body is by being positioned at a central central steel wire, forming around the stranded six roots of sensation ground floor steel wire of central steel wire; Or intertwist body is by being positioned at a central steel wire of central authorities, around the stranded six roots of sensation ground floor steel wire of central steel wire, form around 12 stranded second layer steel wires of six roots of sensation ground floor steel wire; Or two or three stranded cell formations of intertwist body, described stranded unit is by being positioned at a central central steel wire, forming around the stranded six roots of sensation ground floor steel wire of central steel wire.
A kind of elevator optoelectronic composite cable described above, the material that it is characterized in that described oversheath is thermoplastic elastomer of polyvinyl-chloride.
A kind of elevator optoelectronic composite cable described above, is characterized in that a lateral edges or the both sides of the edge of described the first tearing port between sheath first and sheath second portion; The second tearing port is positioned at sheath second portion nearly middle a lateral edges or both sides of the edge.
In the utility model, employing is by the many reinforcements that steel wire is stranded, when making optoelectronic composite cable can bear enough tensions and compressive resistance, have good resistance to bend(ing) energy, by the test method in YD/T 901-2009, product has withstood the torsion test of 3,000,000 times, after test, optoelectronic composite cable is without cracking, outward appearance without eyesight visible damage, and the performance of electrical transmission unit does not have any impact, and the optical transmission performance of fiber unit, environmental performance, mechanical performance are not affected yet; In addition employing speed ,≤20m/s, acceleration≤30m/s
2telecontrol equipment repeatedly (elevator motion analogue means) for this optoelectronic composite cable, test, this cable has passed through the Cyclic test of 5832961 times, has occurred the cracking of oversheath the 5832962nd time.
In the utility model, adopt stranded conductor, and during by many superfine stranded formation of micro-conductor, the resistance to bending of composite rope, folding quality are better, and product is soft more in advance, are very suitable for being applicable in elevator, and optoelectronic composite cable of the prior art, in the bending of bearing 3000 left and right, just there is afterwards sheath cracking phenomena, therefore, be not suitable for using in elevator.
In the utility model, the material of oversheath is thermoplastic elastomer of polyvinyl-chloride, has also supported the performance of resistance to alternating bending simultaneously, and conventional polyethylene is harder, in repeatedly alternating bending situation, easily ftracture, thereby affect the transmission of signal in the fail safe of electrical transmission unit and fiber unit.
Product of the present utility model after doubling, owing to having adopted thermoplastic elastomer of polyvinyl-chloride oversheath, just automatically restores within the time less than 1s, and adopts the oversheath of other material, resilient not substantially after doubling.
In the utility model, after electrical transmission unit, fiber unit machine, can form together product, therefore, it is quite convenient to manufacture; The setting of tearing port, makes product have easy stripping, easy working feature.
The utility model not only can be used in elevator, can also use in the lifting machine repeatedly moving, driving, robot arm, monitoring, emergency first-aid repair etc. occasion.
Therefore, the utlity model has following main beneficial effect: simple in structure, be easy to manufacture, easily construction, resistance to bend(ing), folding resistance are good, product safety and reliability.
Embodiment
embodiment 1
Ask for an interview Fig. 1 to Fig. 2; A kind of elevator optoelectronic composite cable, it includes a pair of fiber unit 1, a pair of electric power transfer unit 2, pair of reinforcing pieces 3 and oversheath 4, and oversheath consists of the sheath second portion 42 between the sheath first 41 at two ends, Liang sheath first; It is characterized in that: within reinforcement is positioned at sheath first, edge between sheath first and sheath second portion has the first tearing port 411, edge in the middle of sheath second portion is near has the second tearing port 421, a pair of fiber unit is among the sheath second portion between the first tearing port and the second tearing port, a pair of electric power transfer unit is among the sheath second portion between the first tearing port and the second tearing port, and fiber unit and electric power transfer unit lay respectively at the both sides of the second tearing port; Electric power transfer unit consists of the insulating barrier 22 that is positioned at inner conductor 21 and be coated on outside conductor; Conductor is by single copper wire or single aluminium wire; The material high density polyethylene (HDPE) of described insulating barrier; Fiber unit by being positioned at central light unit 11, be positioned at the reinforced layer 12 outside light unit, the sheath 13 being positioned at outside reinforced layer forms; Light unit is tight tube fiber, and tight tube fiber consists of optical fiber and the hard-pressed bale layer that is coated on outside optical fiber; Described optical fiber is type G.657, employing be A type G.657, i.e. B6a type, the material of hard-pressed bale layer is polyvinyl chloride; The material of reinforced layer is aramid fiber; The material of sheath is low smoke and zero halogen polyethylene; The axis of the axis of described a pair of fiber unit, the axis of a pair of electric power transfer unit, pair of reinforcing pieces is in same plane; Reinforcement is individual wire; The material of oversheath is thermoplastic elastomer of polyvinyl-chloride; The both sides of the edge of the first tearing port between sheath first and sheath second portion; The second tearing port is positioned at the nearly middle both sides of the edge of sheath second portion.
embodiment 2
Ask for an interview Fig. 3 and Fig. 4, a kind of elevator optoelectronic composite cable, with embodiment 1, difference is substantially: the serve as reasons intertwist body of the many stranded formation of steel wire of described reinforcement; Described intertwist body is by being positioned at a central central steel wire, forming around the stranded six roots of sensation ground floor steel wire of central steel wire; Described steel wire phosphatization steel wire or zinc-coated wire that preferably diameter is identical; Also can be that central steel wire is slightly thicker than ground floor gauge of wire.
In this embodiment, adopt the zinc-coated wire that central steel wire is identical with ground floor gauge of wire, steel wire diameter is all 0.32mm.
embodiment 3
Ask for an interview Fig. 5 and Fig. 6, a kind of elevator optoelectronic composite cable, with embodiment 1, difference is substantially: described reinforcement is by the many stranded intertwist bodies that form of steel wire; Described intertwist body is by being positioned at a central steel wire of central authorities, around the stranded six roots of sensation ground floor steel wire of central steel wire, form around 12 stranded second layer steel wires of six roots of sensation ground floor steel wire; Described steel wire phosphatization steel wire or zinc-coated wire that preferably diameter is identical; Also can be that central steel wire is slightly thicker than ground floor gauge of wire, ground floor steel wire be identical with second layer gauge of wire.
In this embodiment, adopt central steel wire, ground floor steel wire, zinc-coated wire that second layer gauge of wire is identical, steel wire diameter is all 0.32mm.
embodiment 4
Ask for an interview Fig. 7, and with reference to figure 5 and Fig. 6, a kind of elevator optoelectronic composite cable, with embodiment 1, difference is substantially: the serve as reasons intertwist body of the many stranded formation of steel wire of described reinforcement; Described intertwist body is by two stranded cell formations, i.e. the first stranded unit 31 and the second stranded unit 32, described stranded unit by be positioned at central authorities a central steel wire, around the stranded six roots of sensation ground floor steel wire of central steel wire, form; Described steel wire phosphatization steel wire or zinc-coated wire that preferably diameter is identical; Also can be that central steel wire is slightly thicker than ground floor gauge of wire.
In this embodiment, adopt the zinc-coated wire that central steel wire is identical with ground floor gauge of wire, steel wire diameter is all 0.15mm.
embodiment 5
Ask for an interview Fig. 8, and with reference to figure 5 and Fig. 6, a kind of elevator optoelectronic composite cable, with embodiment 1, difference is substantially: the serve as reasons intertwist body of the many stranded formation of steel wire of described reinforcement; Described intertwist body is by three stranded cell formations, i.e. the first stranded unit 32, stranded unit 31, second and the 3rd stranded unit 33, described stranded unit by be positioned at central authorities a central steel wire, around the stranded six roots of sensation ground floor steel wire of central steel wire, form; Described steel wire phosphatization steel wire or zinc-coated wire that preferably diameter is identical; Also can be that central steel wire is slightly thicker than ground floor gauge of wire.
In this embodiment, adopt the zinc-coated wire that central steel wire is identical with ground floor gauge of wire, steel wire diameter is all 0.15mm.
In embodiment 4 and 5, stranded unit is that twisting becomes rope shape.
Certainly, in above-mentioned arbitrary embodiment, also can adopt the steel wire of stainless steel wire or other diameter.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, it all includes a pair of fiber unit 1, a pair of electric power transfer unit 2, pair of reinforcing pieces 3 and oversheath 4, and oversheath consists of the sheath second portion 42 between the sheath first 41 at two ends, Liang sheath first; It is characterized in that: within reinforcement is positioned at sheath first, edge between sheath first and sheath second portion has the first tearing port 411, edge in the middle of sheath second portion is near has the second tearing port 421, a pair of fiber unit is among the sheath second portion between the first tearing port and the second tearing port, a pair of electric power transfer unit is among the sheath second portion between the first tearing port and the second tearing port, and fiber unit and electric power transfer unit lay respectively at the both sides of the second tearing port.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described electric power transfer unit consists of the insulating barrier 22 that is positioned at inner conductor 21 and be coated on outside conductor.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described conductor can be by strands of metal wire stranded that form or single copper wire or single aluminium wire.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, the material that it is characterized in that described insulating barrier can be low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or crosslinked polyethylene or low smoke and zero halogen polyethylene or polyvinyl chloride.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, it is characterized in that described fiber unit by being positioned at central light unit 11, be positioned at the reinforced layer 12 outside light unit, the sheath 13 being positioned at outside reinforced layer forms.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that light unit is tight tube fiber, and described tight tube fiber consists of optical fiber and the hard-pressed bale layer that is coated on outside optical fiber; Described optical fiber can be G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type; The material of described hard-pressed bale layer can be polyvinyl chloride or nylon or polytetrafluoroethylene.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, the material that it is characterized in that described reinforced layer can be aramid fiber or nylon fibre or polyster fibre or glass fibre; The material of described sheath can be low smoke and zero halogen polyethylene or polyvinyl chloride.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, it is characterized in that the axis of described a pair of fiber unit, the axis of the axis of a pair of electric power transfer unit, pair of reinforcing pieces in same plane.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described reinforcement can be for individual wire or by the many stranded intertwist bodies that form of steel wire; Described intertwist body is by being positioned at a central central steel wire, forming around the stranded six roots of sensation ground floor steel wire of central steel wire; Or intertwist body is by being positioned at a central steel wire of central authorities, around the stranded six roots of sensation ground floor steel wire of central steel wire, form around 12 stranded second layer steel wires of six roots of sensation ground floor steel wire; Or two or three stranded cell formations of intertwist body, described stranded unit is by being positioned at a central central steel wire, forming around the stranded six roots of sensation ground floor steel wire of central steel wire.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, the material that it is characterized in that described oversheath is thermoplastic elastomer of polyvinyl-chloride.
A kind of elevator optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that a lateral edges or both sides of the edge that described the first tearing port can be between sheath first and sheath second portion; The second tearing port can be positioned at sheath second portion nearly middle a lateral edges or both sides of the edge.
In the utility model, employing is by the many reinforcements that steel wire is stranded, when making optoelectronic composite cable can bear enough tensions and compressive resistance, have good resistance to bend(ing) energy, by the test method in YD/T 901-2009, product has withstood the torsion test of 3,000,000 times, after test, optoelectronic composite cable is without cracking, outward appearance without eyesight visible damage, and the performance of electrical transmission unit does not have any impact, and the optical transmission performance of fiber unit, environmental performance, mechanical performance are not affected yet; In addition employing speed ,≤20m/s, acceleration≤30m/s
2telecontrol equipment repeatedly (elevator motion analogue means) for this optoelectronic composite cable, test, this cable has passed through the Cyclic test of 5832961 times, has occurred the cracking of oversheath the 5832962nd time.
In the utility model, adopt stranded conductor, and during by many superfine stranded formation of micro-conductor, the resistance to bending of composite rope, folding quality are better, and product is soft more in advance, are very suitable for being applicable in elevator, and optoelectronic composite cable of the prior art, in the bending of bearing 3000 left and right, just there is afterwards sheath cracking phenomena, therefore, be not suitable for using in elevator.
In the utility model, the material of oversheath is thermoplastic elastomer of polyvinyl-chloride, has also supported the performance of resistance to alternating bending simultaneously, and conventional polyethylene is harder, in repeatedly alternating bending situation, easily ftracture, thereby affect the transmission of signal in the fail safe of electrical transmission unit and fiber unit.
Product of the present utility model after doubling, owing to having adopted thermoplastic elastomer of polyvinyl-chloride oversheath, just automatically restores within the time less than 1s, and adopts the oversheath of other material, resilient not substantially after doubling.
In the utility model, after electrical transmission unit, fiber unit machine, can form together product, therefore, it is quite convenient to manufacture; The setting of tearing port, makes product have easy stripping, easy working feature.
The utility model not only can be used in elevator, can also use in the lifting machine repeatedly moving, driving, robot arm, monitoring, emergency first-aid repair etc. occasion.
Therefore, the utlity model has following main beneficial effect: simple in structure, be easy to manufacture, easily construction, resistance to bend(ing), folding resistance are good, product safety and reliability.
The utility model is not limited to above-mentioned preferred forms, should be appreciated that design of the present utility model can be by other various forms enforcement utilizations, and they drop in protection range of the present utility model equally.