CN105273283A - Elevator cable - Google Patents
Elevator cable Download PDFInfo
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- CN105273283A CN105273283A CN201510777058.1A CN201510777058A CN105273283A CN 105273283 A CN105273283 A CN 105273283A CN 201510777058 A CN201510777058 A CN 201510777058A CN 105273283 A CN105273283 A CN 105273283A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention provides an elevator cable and belongs to the technical field of cables. The elevator cable solves the problem that an existing cable is poor in anti-interference capacity. The elevator cable comprises a sheath and an optical fiber component. The optical fiber component is sleeved with the sheath. A first shielding layer is arranged between the optical fiber component and the sheath. The optical fiber component comprises a plurality of main lines and a plurality of auxiliary lines. The main lines and the auxiliary lines are evenly distributed on the inner wall of the first shielding layer in a surrounding mode. The outer surface of each auxiliary line is sleeved with a second shielding layer. The sheath is prepared from, by weight, 50-60 parts of polyethylene, 20-30 parts of chlorinated polyvinyl chloride resin, 13-20 parts of chlorosulfonated polyethylene, 20-30 parts of modified polyphenyl epoxide resin, 15-20 parts of silica flour, 2-4 parts of aluminum hydroxide, 1.5-3 parts of magnesium hydroxide, 0.8-1.0 part of t-butyl perbenzoate, 3-4 parts of an anti-aging agent, 0.2-0.5 part of an antioxidant, 1-2.5 parts of a crosslinking agent and 1-2 parts of white carbon black. The elevator cable has the advantages of being convenient to install and high in anti-interference capacity.
Description
Technical field
The invention belongs to field of cable technology, relate to a kind of elevator cable.
Background technology
Elevator cable adopts special construction design, and long service life improves the operation efficiency of elevator manufacturing enterprise to greatest extent.Elevator control cable can provide piece electrical to control when hanging length and being longer, needs the monitoring providing elevator simultaneously.
In prior art, elevator cable generally comprises external sheath layer and interior enhancement Layer from outside to inside successively, and be wrapped in heart yearn in interior enhancement Layer, heart yearn has cable line, cable etc.Cable line or cable is only had in general heart yearn, independent cable line or cable cannot realize the electrical control of elevator and the monitoring normal work simultaneously of elevator, make to need to realize the normal work of elevator and the monitoring of elevator respectively by two cables in actual installation process, such increase material cost, also make cable install inconvenient simultaneously, two also can be disturbed in the course of the work mutually, even affect the normal work of two cables.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of easy for installation, elevator cable that immunity from interference is strong.
Object of the present invention realizes by following technical proposal: a kind of elevator cable, comprise sheath and optical fiber component, described sheath is sheathed on optical fiber component, described optical fiber component comprises some main lines and some by-passes, the first screen layer is provided with between optical fiber component and sheath, described main line and by-pass uniform ring are on the inwall being distributed in the first screen layer, secondary shielding layer is all arranged with at the outside surface of each by-pass, wherein, described sheath is grouped into by the one-tenth of following weight part: polyethylene 50-60 part, chlorinated polyvinyl chloride resin 20-30 part, chlorosulfonated polyethylene 13-20 part, modified polyphenyl oxygen base resin 20-30 part, silica powder 15-20 part, aluminium hydroxide 2-4 part, magnesium hydroxide 1.5-3 part, t-butylperoxyl benzoate 0.8-1.0 part, anti-aging agent 3-4 part, oxidation inhibitor 0.2-0.5 part, linking agent 1-2.5 part, white carbon black 1-2 part.
In above-mentioned a kind of elevator cable, each material component of described sheath is as follows: polyethylene 50 parts, chlorinated polyvinyl chloride resin 30 parts, chlorosulfonated polyethylene 15 parts, modified polyphenyl oxygen base resin 25 parts, silica powder 16 parts, 2 parts, aluminium hydroxide, magnesium hydroxide 3 parts, t-butylperoxyl benzoate 0.9 part, 3 parts, anti-aging agent, 0.4 part, oxidation inhibitor, linking agent 2 parts, white carbon black 1.8 parts.
In above-mentioned a kind of elevator cable, the preparation method of described sheath comprises the following steps:
(1) mix and blend, material mixing following for weight ratio ingredient is stirred, polyethylene 50-60 part, chlorinated polyvinyl chloride resin 20-30 part, chlorosulfonated polyethylene 13-20 part, modified polyphenyl oxygen base resin 20-30 part, silica powder 15-20 part, 2 parts, aluminium hydroxide, magnesium hydroxide 3 parts, t-butylperoxyl benzoate 0.9 part, and keep whipping temp to be 60-70 DEG C;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle.
In above-mentioned a kind of elevator cable, in described sheath preparation method, the whipping temp of step 1 is 65 DEG C;
In above-mentioned a kind of elevator cable, core is provided with at the middle part of main line and by-pass, described core is made by tin bronze alloys, and described tin bronze alloys becomes to be grouped into primarily of following parts by weight: Sn:10 ~ 20 part, P:10 ~ 15 part, Zn:5 ~ 10 part, Al:0.03 ~ 0.06 part, PbS:3.5 ~ 5.5 part, B:0.2 ~ 1 part, Ce:0.20 ~ 0.45 part, Cu:85 ~ 95 part.
In the present invention, core adopts tin bronze alloys material to make, and wherein the content of P is higher, is conducive to improving fatigue strength, elasticity and wear resistance; Adding of PbS can crystal grain thinning, controls the grain size before cold working, is conducive to improving the Young's modulus of product and fatigue strength etc.; Adding of B and rare earth element ce all can the plumbous particle of refinement, makes it to be evenly distributed, to improve containing the tissue of Redford alloy, casting and mechanical property, in addition, rare earth element ce add the elastic performance that can also improve tinbronze, thus improve the quality of product.
In above-mentioned a kind of elevator cable, the quantity of described main line is 4, and the quantity of described by-pass is 1, and described 4 main lines and the winding of 1 by-pass uniform ring are placed on the first screen layer, adjacent two main lines mutually against, described adjacent main line and by-pass also mutual against.
In above-mentioned a kind of elevator cable, in the first screen layer, be filled with the weighting material for cushioning.
In above-mentioned a kind of elevator cable, in the first screen layer, be also provided with ground wire.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention includes sheath, many main lines and Duo Gen by-pass is provided with in sheath, main line can be used for elevator and normally work, by-pass can be used for the monitoring of elevator, main line and by-pass be arranged so that the present invention can meet elevator and normally to work and elevator monitoring carries out simultaneously, expand the scope of application of the present invention, save cost;
2, the first screen layer is outside equipped with at main line and by-pass, improve the immunity from interference of whole optical cable, be outside equipped with secondary shielding layer at each by-pass simultaneously, ensure that in the process of work, can not mutually disturb between each by-pass and main line, ensure that simultaneously and also can not mutually disturb between adjacent two by-passes, improve immunity from interference of the present invention.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of elevator cable of the present invention.
In figure, 100, sheath; 200, the first screen layer; 300, secondary shielding layer; 400, main line; 500, by-pass; 600, weighting material; 700, ground wire.
Embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, this elevator cable comprises sheath 100 and optical fiber component, described sheath 100 is sheathed on optical fiber component, described optical fiber component comprises some main lines 400 and some by-passes 500, the first screen layer 200 is provided with between optical fiber component and sheath 100, described main line 400 and by-pass 500 uniform ring, on the inwall being distributed in the first screen layer 200, are all arranged with secondary shielding layer 300 at the outside surface of each by-pass 500.
Based on above-mentioned technical characteristic, optical fiber component comprises main line 400 and by-pass 500, make the function that can realize two kinds of dissimilar cables in single elevator cable, its structure is simple, easy for installation, not only effectively save the use of material, expanded the working range of cable simultaneously, improve the working efficiency of cable.
Preferably, secondary shielding cover is all arranged with outside above-mentioned each by-pass 500, secondary shielding layer 300 can be effectively produced electromagnetic-field-shielded in the course of the work by shielding by-pass 500, influence each other in the course of the work avoiding adjacent two by-passes 500, it also avoid by-pass 500 to influence each other in the course of the work with main line 400 simultaneously, improve the freedom from jamming of by-pass 500.
Further, the first screen layer 200 is provided with in addition outside main line 400 and by-pass 500, it is electromagnetic-field-shielded in the first screen layer 200 that main line 400 can effectively produce by the arranging of the first screen layer 200, it also avoid the generation that extraneous factor in the course of the work affects the phenomenon of the normal work of main line 400 simultaneously, improve the interference of the anti-extraneous factor of this elevator cable entirety.
The quantity of above-mentioned main line 400 is 4, the quantity of by-pass 500 is 1,4 main lines 400 and the winding of 1 by-pass 500 uniform ring are placed on the first screen layer 200, adjacent two main lines 400 mutually against, described adjacent main line 400 and by-pass 500 also mutual against, make main line 400 and by-pass 500 in the course of the work can not the skew of position, and cause the wearing and tearing of main line 400 and by-pass 500, even have impact on the normal work of main line 400 and by-pass 500, improve the steadiness of main line 400 and by-pass 500 installation.
The weighting material 600 for cushioning is filled with in the first screen layer 200, weighting material 600 has good elasticity, the main line 400 made and by-pass 500 can be cushioned when bending, prevent elevator cable installing or causing owing to there is bending main line 400 or by-pass 500 to fracture the generation of impaired phenomenon in working process, effectively raise the work-ing life of cable.
Preferably wash, in the first screen layer 200, be also provided with ground wire 700, make cable break down or short circuit time, excessive and being derived by ground wire 700 of the arc energy causing induced current to cause of the electric current flowing through cable, improves the security of cable.
Its raw material of above-mentioned sheath material comprises by weight:
Polyethylene 50-60 part, chlorinated polyvinyl chloride resin 20-30 part, chlorosulfonated polyethylene 13-20 part, modified polyphenyl oxygen base resin 20-30 part, silica powder 15-20 part, aluminium hydroxide 2-4 part, magnesium hydroxide 1.5-3 part, t-butylperoxyl benzoate 0.8-1.0 part, anti-aging agent 3-4 part, oxidation inhibitor 0.2-0.5 part, linking agent 1-2.5 part, white carbon black 1-2 part.
In above-mentioned sheath material, poly stable chemical performance, there is nontoxic and good resistance to low temperature, in polyethylene, add chlorinated polyvinyl chloride resin, shrinking percentage during chlorinated polyvinyl chloride resin high temperature is little, has good shock resistance, resistance toheat, what make both mix products has good heat-proof quality, shock resistance and water resistance, simultaneously also balanced production cost.
Add the Corrosion Protection that modified polyphenyl oxygen base resin improves sheath further on the basis of the above, above-mentioned base-material and t-butylperoxyl benzoate acting in conjunction, preparation sheath material not only softness is good, the water resistance of material is excellent, and shock resistance is strong; By adding metal promoter, the water resistance of material is excellent, with aluminium hydroxide and magnesium hydroxide used in combination, the flame retardant properties of sheath material can be significantly improved; Select silica powder and add a small amount of oxidation inhibitor and linking agent, making sheath material have good outward appearance and flame retardant properties, ensureing that the physical and mechanical properties of sheath material is excellent; Anti-aging agent has protective effect to the acid and alkali corrosion of sheath material, oxidation and temperature impact, makes sheath material have good protective effect to oxidation, temperature and acid-basicity, improves the work-ing life of sheath material.
Above-mentioned white carbon black can be scattered in blend preferably, disperse good white carbon black can improve the interaction of each mixture in blend on the one hand, play the effect of physical crosslinking point, make can better bear between each blend, transmit and average stress, the particle diameter of white carbon black is minimum on the other hand, the space between each mixture can be filled up, reduce material monolithic porosity, improve tensile strength and the tensile strength of blend.
Be described in further detail the present invention below in conjunction with specific embodiment, obvious the specific embodiment of the present invention is not limited thereto, the restriction that should not be construed as the embodiment of the present invention of below illustrating;
Embodiment 1:
In a kind of elevator cable, the parts by weight of raw materials of sheath comprises: polyethylene 50 parts, chlorinated polyvinyl chloride resin 30 parts, chlorosulfonated polyethylene 15 parts, modified polyphenyl oxygen base resin 25 parts, silica powder 16 parts, 2 parts, aluminium hydroxide, magnesium hydroxide 3 parts, t-butylperoxyl benzoate 0.9 part, 3 parts, anti-aging agent, 0.4 part, oxidation inhibitor, linking agent 2 parts, white carbon black 1.8 parts.
The preparation method of above-mentioned sheath comprises the following steps:
(1) mix and blend, stirs material mixing following for weight ratio ingredient, polyethylene 50 parts, chlorinated polyvinyl chloride resin 30 parts, chlorosulfonated polyethylene 15 parts, modified polyphenyl oxygen base resin 25 parts, silica powder 16 parts, 2 parts, aluminium hydroxide, magnesium hydroxide 3 parts, t-butylperoxyl benzoate 0.9 part;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle;
It is 65 DEG C at the whipping temp of above-mentioned steps 1.
Embodiment 2:
The parts by weight of raw materials of above-mentioned sheath comprises: polyethylene 55 parts, chlorinated polyvinyl chloride resin 25 parts, chlorosulfonated polyethylene 17 parts, modified polyphenyl oxygen base resin 25 parts, silica powder 17 parts, 3 parts, aluminium hydroxide, magnesium hydroxide 2.3 parts, t-butylperoxyl benzoate 0.9 part, 3.5 parts, anti-aging agent, 0.4 part, oxidation inhibitor, linking agent 2 parts, white carbon black 1 part.
The preparation method of above-mentioned sheath comprises the following steps:
(1) mix and blend, material mixing following for weight ratio ingredient is stirred, polyethylene 55 parts, chlorinated polyvinyl chloride resin 25 parts, chlorosulfonated polyethylene 17 parts, modified polyphenyl oxygen base resin 25 parts, silica powder 17 parts, 3 parts, aluminium hydroxide, magnesium hydroxide 2.3 parts, t-butylperoxyl benzoate 0.9 part;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle;
It is 65 DEG C at the whipping temp of above-mentioned steps 1.
Embodiment 3:
The parts by weight of raw materials of above-mentioned sheath comprises: polyethylene 53 parts, chlorinated polyvinyl chloride resin 16 parts, chlorosulfonated polyethylene 16 parts, modified polyphenyl oxygen base resin 22 parts, silica powder 17 parts, 2 parts, aluminium hydroxide, magnesium hydroxide 2.5 parts, t-butylperoxyl benzoate 0.8 part, 4 parts, anti-aging agent, 0.4 part, oxidation inhibitor, linking agent 2 parts, white carbon black 2 parts.
The preparation method of above-mentioned sheath comprises the following steps:
(1) mix and blend, material mixing following for weight ratio ingredient is stirred, polyethylene 53 parts, chlorinated polyvinyl chloride resin 16 parts, chlorosulfonated polyethylene 16 parts, modified polyphenyl oxygen base resin 22 parts, silica powder 17 parts, 2 parts, aluminium hydroxide, magnesium hydroxide 2.5 parts, t-butylperoxyl benzoate 0.8 part;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle;
It is 65 DEG C at the whipping temp of above-mentioned steps 1.
Comparative example 1
Polyethylene 70 parts, chlorinated polyvinyl chloride resin 35 parts, chlorosulfonated polyethylene 35 parts, modified polyphenyl oxygen base resin 32 parts, silica powder 26 parts, 5 parts, aluminium hydroxide, magnesium hydroxide 4 parts, t-butylperoxyl benzoate 1.5 parts, 5 parts, anti-aging agent, 1 part, oxidation inhibitor, linking agent 4 parts, white carbon black 3 parts.
The preparation method of above-mentioned sheath comprises the following steps:
(1) mix and blend, stirs material mixing following for weight ratio ingredient, polyethylene 70 parts, chlorinated polyvinyl chloride resin 35 parts, chlorosulfonated polyethylene 35 parts, modified polyphenyl oxygen base resin 32 parts, silica powder 26 parts, 5 parts, aluminium hydroxide, magnesium hydroxide 4 parts, t-butylperoxyl benzoate 1.5 parts;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle;
It is 65 DEG C at the whipping temp of above-mentioned steps 1.
Comparative example 2
Polyethylene 40 parts, chlorinated polyvinyl chloride resin 15 parts, chlorosulfonated polyethylene 10 parts, modified polyphenyl oxygen base resin 18 parts, silica powder 17 parts, 1 part, aluminium hydroxide, magnesium hydroxide 1 part, t-butylperoxyl benzoate 0.4 part, 1 part, anti-aging agent, 0.2 part, oxidation inhibitor, linking agent 0.7 part, white carbon black 0.5 part.
The preparation method of above-mentioned sheath comprises the following steps:
(1) mix and blend, stirs material mixing following for weight ratio ingredient, polyethylene 40 parts, chlorinated polyvinyl chloride resin 15 parts, chlorosulfonated polyethylene 10 parts, modified polyphenyl oxygen base resin 18 parts, silica powder 17 parts, 1 part, aluminium hydroxide, magnesium hydroxide 1 part, t-butylperoxyl benzoate 0.4 part;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle;
It is 65 DEG C at the whipping temp of above-mentioned steps 1.
The corrosion resistant cable sheath material of above-mentioned preparation is carried out performance test:
Table 1: embodiment sample physical and mechanical properties test result
Embodiment 1-3 and comparative example 1-2 is positioned over respectively each 120h in acidic solution (acidic buffer of PH=0) and basic solution (ealkaline buffer of PH=14), keep room temperature 20 degrees Celsius, and the sheath material of above-mentioned experimental result carried out performance test:
Table 2: embodiment corrosion resistance nature test result
From above-mentioned table 1 and table 2, the sheath material that the embodiment of the present invention is produced has excellent corrosion resistance, and physical and mechanical properties etc. all have remarkable lifting.
Described core is made up of tin bronze alloys, described tin bronze alloys becomes to be grouped into primarily of following parts by weight: Sn:10 ~ 20 part, P:10 ~ 15 part, Zn:5 ~ 10 part, Al:0.03 ~ 0.06 part, PbS:3.5 ~ 5.5 part, B:0.2 ~ 1 part, Ce:0.20 ~ 0.45 part, Cu:85 ~ 95 part.
In the present invention, core adopts tin bronze alloys material to make, and wherein the content of P is higher, is conducive to improving fatigue strength, elasticity and wear resistance; Adding of PbS can crystal grain thinning, controls the grain size before cold working, is conducive to improving the Young's modulus of product and fatigue strength etc.; Adding of B and rare earth element ce all can the plumbous particle of refinement, makes it to be evenly distributed, to improve containing the tissue of Redford alloy, casting and mechanical property, in addition, rare earth element ce add the elastic performance that can also improve tinbronze, thus improve the quality of product.
The preparation method of above-mentioned tin bronze alloys, comprises the following steps:
S1, select alloy material according to the tin bronze alloys moiety of above-mentioned core and weight percent thereof, alloy material is put into crucible, quickly heats up to 1400 ~ 1500 DEG C and carry out melting, insulation 25 ~ 30min, makes alloy fully dissolve;
S2, the alloy after melting is carried out strand, temperature 900 ~ 950 DEG C, during soaking time 75 ~ 85min, alloy extrudes;
S3, alloy cold deformation processing;
S4, at temperature 300 ~ 400 DEG C, repeatedly to anneal;
S5, alloy tensile process;
S6, by stretch after finished product carry out Passivation Treatment, time 30 ~ 60s.
Tin bronze alloys is commonly used for elastic element, can not one of the copper alloy of heat-treating strengthening, but tin bronze alloys has good cold-workability, and hot workability is good, has enough intensity, elasticity, wear resistance, diamagnetism and anti-micro-plastic deformation ability.
Therefore, after melting, strand are carried out to tin bronze alloys, cold deformation processing is carried out to tin bronze alloys, strong cold deformation can make alloy internal organizational structure and material property produce anisotropy, form strengthening mechanism, then carry out annealing process, remove because the interior tissue stress brought is processed in cold deformation, stabilizing tissue and size, make tin bronze alloys obtain sufficiently high strength property and elastic performance.
Passivation Treatment is reacted at metal and Oxidant, generate in metallic surface very thin one deck densification, covering performance is good and can firmly attached passive film on the metal surface.Thus metal and corrosive medium are separated completely, prevent metal from directly contacting with corrosive medium, make metal substantially stop dissolving formation passive state and reach the effect preventing from corroding.
In the present invention, Passivation Treatment is carried out to tin bronze alloys, the non-corrosibility of tin bronze alloys can be improved further.
In the preparation method of the core in above-mentioned a kind of elevator cable, in step S3, annealing temperature is 360 DEG C.
Preferably, core is made up of tin bronze alloys, and tin bronze alloys becomes to be grouped into primarily of following parts by weight: Sn:10 ~ 20 part, P:10 ~ 15 part, Zn:5 ~ 10 part, Al:0.03 ~ 0.06 part, PbS:3.5 ~ 5.5 part, B:0.2 ~ 1 part, Ce:0.20 ~ 0.45 part, Cu:85 ~ 95 part.
Embodiment 1
Tin bronze alloys is become to be grouped into by following parts by weight: Sn:10 part, P:15 part, Zn:10 part, Al:0.03 part, PbS:5.5 part, B:1 part, Ce:0.20 part, Cu:85 part.
Above-mentioned raw materials is put into crucible, quickly heats up to 1420 DEG C and carry out melting, insulation 26min, makes alloy fully dissolve; Alloy after melting is carried out strand, and temperature 900 DEG C, during soaking time 78min, alloy extrudes; Then alloy carries out cold deformation processing; Then, at temperature 360 DEG C, alloy is repeatedly annealed; Last alloy carries out stretch processing and the finished product after stretching is carried out Passivation Treatment, time 30s.
Embodiment 2
Tin bronze alloys is become to be grouped into by following parts by weight: Sn:20 part, P:10 part, Zn:5 part, Al:0.06 part, PbS:3.5 part, B:0.2 part, Ce:0.45 part, Cu:95 part.
Above-mentioned raw materials is put into crucible, quickly heats up to 1500 DEG C and carry out melting, insulation 30min, makes alloy fully dissolve; Alloy after melting is carried out strand, and temperature 920 DEG C, during soaking time 85min, alloy extrudes; Then alloy carries out cold deformation processing; Then, at temperature 360 DEG C, alloy is repeatedly annealed; Last alloy carries out stretch processing and the finished product after stretching is carried out Passivation Treatment, time 60s.
Embodiment 3
Tin bronze alloys is become to be grouped into by following parts by weight: Sn:15 part, P:12 part, Zn:7 part, Al:0.05 part, PbS:4.5 part, B:0.6 part, Ce:0.35 part, Cu:90 part.
Above-mentioned raw materials is put into crucible, quickly heats up to 1480 DEG C and carry out melting, insulation 28min, makes alloy fully dissolve; Alloy after melting is carried out strand, and temperature 950 DEG C, during soaking time 82min, alloy extrudes; Then alloy carries out cold deformation processing; Then, at temperature 360 DEG C, alloy is repeatedly annealed; Last alloy carries out stretch processing and the finished product after stretching is carried out Passivation Treatment, time 45s.
Comparative example 1
Tin bronze alloys is become to be grouped into by following parts by weight: Sn:9 part, P:17 part, Zn:12 part, Al:0.02 part, B:1.2 part, Ce:0.18 part, Cu:83 part.Other are in the same manner as in Example 3, repeat no more herein.
Comparative example 2
Tin bronze alloys is become to be grouped into by following parts by weight: Sn:22 part, P:9 part, Zn:3 part, Al:0.07 part, PbS:3.4 part, B:0.1 part, Cu:96 part.Other are in the same manner as in Example 3, repeat no more herein.
The present invention also carries out the test of elasticity, tension, the performance such as corrosion-resistant to the finished product of tinbronze, wherein, to in the corrosion-resistant test of tinbronze, the tinbronze various component processed immerses 3%NaCl solution respectively and carries out immersion test, soak time 450h, afterwards tinbronze is taken out removing corrosion product, then by tinbronze clean water totally and dry.Finally calculate erosion rate according to mass loss method, obtain following result:
The performance test results of tinbronze in table 1 embodiment 1-3 and comparative example 1-2
In sum, in the present invention, adopt the rational tin bronze alloys of compatibility to make core, make core have good elasticity, resistance to pressure and erosion resistance is good, thus improve the work-ing life of core.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (8)
1. an elevator cable, comprise sheath and optical fiber component, described sheath is sheathed on optical fiber component, described optical fiber component comprises some main lines and some by-passes, the first screen layer is provided with between optical fiber component and sheath, described main line and by-pass uniform ring are on the inwall being distributed in the first screen layer, secondary shielding layer is all arranged with at the outside surface of each by-pass, wherein, described sheath is grouped into by the one-tenth of following weight part: polyethylene 50-60 part, chlorinated polyvinyl chloride resin 20-30 part, chlorosulfonated polyethylene 13-20 part, modified polyphenyl oxygen base resin 20-30 part, silica powder 15-20 part, aluminium hydroxide 2-4 part, magnesium hydroxide 1.5-3 part, t-butylperoxyl benzoate 0.8-1.0 part, anti-aging agent 3-4 part, oxidation inhibitor 0.2-0.5 part, linking agent 1-2.5 part, white carbon black 1-2 part.
2. a kind of elevator cable according to claim 1, is characterized in that, each material component of described sheath is as follows: polyethylene 50 parts, chlorinated polyvinyl chloride resin 30 parts, chlorosulfonated polyethylene 15 parts, modified polyphenyl oxygen base resin 25 parts, silica powder 16 parts, 2 parts, aluminium hydroxide, magnesium hydroxide 3 parts, t-butylperoxyl benzoate 0.9 part, 3 parts, anti-aging agent, 0.4 part, oxidation inhibitor, linking agent 2 parts, white carbon black 1.8 parts.
3. a kind of elevator cable according to claim 2, is characterized in that, the preparation method of described sheath comprises the following steps successively:
(1) mix and blend, material mixing following for weight ratio ingredient is stirred, polyethylene 50-60 part, chlorinated polyvinyl chloride resin 20-30 part, chlorosulfonated polyethylene 13-20 part, modified polyphenyl oxygen base resin 20-30 part, silica powder 15-20 part, 2 parts, aluminium hydroxide, magnesium hydroxide 3 parts, t-butylperoxyl benzoate 0.9 part, and keep whipping temp to be 60-70 DEG C;
(2) melt, mixing material is heated to 144-155 DEG C, then add remaining component and mix and carry out hot melt, soaking time 11-16min;
(3) shaping, the mixing material after hot melt is extruded by the mould being provided with through hole, forms bar shaped work in-process; Mold temperature is 170-180 DEG C;
(4) cool, bar shaped work in-process are passed into tank, is cooled to 20-30 DEG C, finally work in-process are cut, form particle.
4. a kind of elevator cable according to claim 3, is characterized in that, in described sheath preparation method, the whipping temp of step 1 is 65 DEG C.
5. a kind of elevator cable according to claim 1, it is characterized in that, be provided with core at the middle part of main line and by-pass, described core is made by tin bronze alloys, described tin bronze alloys becomes to be grouped into primarily of following parts by weight: Sn:10 ~ 20 part, P:10 ~ 15 part, Zn:5 ~ 10 part, Al:0.03 ~ 0.06 part, PbS:3.5 ~ 5.5 part, B:0.2 ~ 1 part, Ce:0.20 ~ 0.45 part, Cu:85 ~ 95 part.
6. a kind of elevator cable according to claim 1, it is characterized in that, the quantity of described main line is 4, the quantity of described by-pass is 1, described 4 main lines and the winding of 1 by-pass uniform ring are placed on the first screen layer, adjacent two main lines mutually against, described adjacent main line and by-pass also mutual against.
7. a kind of elevator cable according to claim 6, is characterized in that, is filled with the weighting material for cushioning in the first screen layer.
8. a kind of elevator cable according to claim 7, is characterized in that, in the first screen layer, be also provided with ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510777058.1A CN105273283A (en) | 2015-11-13 | 2015-11-13 | Elevator cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510777058.1A CN105273283A (en) | 2015-11-13 | 2015-11-13 | Elevator cable |
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| CN105273283A true CN105273283A (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510777058.1A Pending CN105273283A (en) | 2015-11-13 | 2015-11-13 | Elevator cable |
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| CN113176634A (en) * | 2021-04-14 | 2021-07-27 | 湖北光宏通信科技有限公司 | Flexible metal sleeve optical fiber jumper wire and assembly process thereof |
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Address after: 315191, No. 6, high voltage Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Applicant after: ZHEJIANG SHIP ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 315191, 31 North Road, Jiangshan Town, Ningbo, Zhejiang Applicant before: ZHEJIANG SHIP ELECTRONIC TECHNOLOGY Co.,Ltd. |
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