CN101950629A - Compound optical cable for poles and towers and method for manufacturing same - Google Patents

Compound optical cable for poles and towers and method for manufacturing same Download PDF

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CN101950629A
CN101950629A CN 201010266363 CN201010266363A CN101950629A CN 101950629 A CN101950629 A CN 101950629A CN 201010266363 CN201010266363 CN 201010266363 CN 201010266363 A CN201010266363 A CN 201010266363A CN 101950629 A CN101950629 A CN 101950629A
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unit
tool
optical fiber
sheath
light
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CN101950629B (en
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沈群华
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Zhongru Construction Engineering Group Co Ltd
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Abstract

The invention belongs to the technical field of optical cables, and particularly relates to a compound optical cable for poles and towers. The compound optical cable comprises an optical unit, an electrical unit, a protection layer and an external protection layer, wherein the protection layer is coated outside the optical unit and the electrical unit; and the external protection layer is coated outside the protection layer. The compound optical cable is characterized in that: the optical unit and the electrical unit are superposed together in a laminating mode, extended along the axial direction of the cable parallelly and arranged in the protection layer; the optical unit comprises at least two optical conduction units and a first internal protection layer of which the periphery or whole body is coated on the optical conduction units; the optical conduction units in the first internal protection layer are arranged in parallel; the electrical unit comprises at least two electrical conduction units and a second internal protection layer of which the periphery or whole body is coated on the electrical conduction units; and the electrical conduction units in the second internal protection layer are arranged in parallel. The invention also discloses a method for manufacturing the compound optical cables. The compound optical cables and the manufacturing method have the advantages of simple manufacturing equipment, easy manufacturing and high yield of finished products.

Description

A kind of shaft tower composite cable and manufacture method thereof
Technical field
The invention belongs to the optical cable technical field, especially relate to a kind of shaft tower composite cable and manufacture method thereof.
Background technology
Along with the develop rapidly of communication industry, optical cable is widely used; Optical cable has advantages such as transmission attenuation is little, in light weight, bandwidth is wide, transmission capacity is big, price is low.Comprise optical fiber in the optical cable, light in the optical fiber is sent by optical transmitting set or optical receiver receives, optical transmitting set or optical receiver often are placed in the machine room or on the shaft tower, owing to need supply electric power, therefore need the cloth payout, laying to operator repeatedly brought many troubles, increased cost and danger is stronger.For this reason, invented multiple composite cable both at home and abroad, be called layer stranded optical/electrical composite cable as name, application number is: 200910206146.0 patent of invention; Name is called optoelectronic composite cable for another example, and the patent No. is 200420062460.9 utility model patent; To be called novel photoelectric composite rope, the patent No. be 200720041107.6 utility model patent to name for another example; All disclose optoelectronic composite cable, their common feature is that conductive unit and light unit are stranded in the same cable core, the oversheath that outer then bread protective material and anti-ultraviolet and water infiltrate; Need the stranded or stranded equipment of spiral of SZ in this class optical cable production, this equipment price is expensive and take a large amount of spaces; In addition, because conductive unit and light unit are stranded, make light unit pressurized and influence optical property; Have, conductive unit is subjected to twisting stretcher strain after stranded, causes intensity decreases, ampacity to reduce again.
Summary of the invention
In order to overcome the deficiencies in the prior art, the purpose of this invention is to provide a kind of shaft tower composite cable, it does not need the special-purpose stranded or stranded equipment of spiral of SZ.The present invention realizes by the following technical solutions:
A kind of shaft tower composite cable, it includes: light unit, electric unit, protective layer 2 and outer jacket 1; Protective layer 2 is coated on outside light unit and the electric unit, and outer jacket 1 is coated on outside the protective layer 2; It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and be positioned within the protective layer 2, described smooth unit pack contains: light element and periphery or integral coating are lived first sheath 4 of light element; Described light element is for being no less than two, and light element is arranged in parallel in first sheath; Described electric unit includes: conductive unit and periphery or integral coating are lived second sheath 3 of conductive unit; Described conductive unit is for being no less than two, and conductive unit is arranged in parallel in second sheath.
Above-mentioned described shaft tower composite cable is characterized in that: described light element by optical fiber 43, envelope optical fiber coating 42, envelope that the tack coat 41 of coating 42 forms.
Further, above-mentioned described shaft tower composite cable is characterized in that: described light element by optical fiber 43, envelope that the coating 42 of optical fiber forms.
Above-mentioned described shaft tower composite cable is characterized in that: described conductive unit by conductor 32, envelope the forming of insulating barrier 31 of conductor.
Above-mentioned described shaft tower composite cable is characterized in that: described conductor 32 is for single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by the many stranded aluminium wire bundles that form of thin aluminium wire.
Above-mentioned described shaft tower composite cable is characterized in that: the material of described insulating barrier 31 is flame-proof PVC or low smoke and zero halogen polyethylene.
Above-mentioned described shaft tower composite cable is characterized in that: the material of described outer jacket 1 is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene.
Above-mentioned described shaft tower composite cable is characterized in that: described protective layer 2 is waterstop or nonwoven fabrics or compound aluminium strip or composite steel band or glass fiber tape.
Above-mentioned described shaft tower composite cable is characterized in that: the material of described second sheath 3 is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or flame-proof PVC.
Above-mentioned described shaft tower composite cable is characterized in that: the material of described first sheath 4 is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or flame-proof PVC.
A kind of above-mentioned described shaft tower manufacture method of composite cable is characterized in that comprising following steps:
The first step: true qualities optical fiber is carried out painted, form colored optical fiber; At optical fiber extrinsic color UV cured printing ink, ink coating thickness is more than or equal to 2.5 microns, and smaller or equal to 7.5 microns; Diameter behind the described optical fiber coloring is 250 microns to 260 microns;
Second step: secondary coated: colored optical fiber is put into the polybutylene terephthalate or get the coating of propylene material, colored optical fiber is loose in coating, and the 1.002-1.005 that its length is coating length doubly; Extrude to finish and form light element and be coiled on the tool;
The 3rd step: repeatedly the first step to the second step, production is finished the light element of requirement and is coiled on the tool;
The 4th step: form the light unit: above-mentioned many light elements that obtain are placed abreast, and first sheath on the extrusion molding outside; Described first sheath be periphery coat or integral coating on light element, extrusion molding is finished and is formed the light unit and be coiled on the tool;
The 5th step: the extruding of insulating barrier: the stranded aluminium wire bundle outside that forms of thin aluminium wire extrudes insulating barrier at single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by many, and the material of described insulating barrier is flame-proof PVC or low smoke and zero halogen polyethylene; Extrude to finish and form conductive unit and be coiled on the tool;
The 6th step: repeated for the 5th step, the conductive unit of formation requirement also is coiled on the tool;
The 7th step: form electric unit: the 5th step and the 6th is gone on foot the conductive unit that obtains place abreast, and second sheath on the extrusion molding outside; Described second sheath be periphery coat or integral coating on conductive unit, extrusion molding is finished and is formed electric unit and be coiled on the tool;
The 8th step: stranding:
At first: the fixed-site parts are emitted and passed respectively to light unit, electric unit from the dish tool, pass the circular hole of shaping dies again;
Then: graining device is emitted and passed to compound aluminium strip or composite steel band protective layer from the dish tool, pass the fixed-site parts again, then pass the location notch of shaping dies, the circular hole and the stretching of passing shaping dies then make light unit, electric unit be positioned at compound aluminium strip or composite steel band; Formation includes the cable core of light unit, electric unit;
Then: cable core is passed plug die, pass the core rod of outer jacket plastic extruding machine again, pass through tank, traction wheel again, on the dish tool, form composite cable at last.
A kind of shaft tower manufacture method of composite cable is characterized in that comprising following steps:
The first step: true qualities optical fiber is carried out painted, form colored optical fiber; At optical fiber extrinsic color UV cured printing ink, ink coating thickness is more than or equal to 2.5 microns, and smaller or equal to 7.5 microns; Diameter behind the described optical fiber coloring is 250 microns to 260 microns;
Second step: secondary coated: colored optical fiber is put into aramid yarn or polyamide staple fibre spun yarn is the coating of material, will outside coating, coat tack coat; Coating surrounds colored optical fiber fully; Be covered to complete and form light element and be coiled on the tool;
The 3rd step: repeatedly the first step to the second step, production is finished the light element of requirement and is coiled on the tool;
The 4th step: form the light unit: above-mentioned many light elements that obtain are placed abreast, and first sheath on the extrusion molding outside; Described first sheath be periphery coat or integral coating on light element, extrusion molding is finished and is formed the light unit and be coiled on the tool;
The 5th step: the extruding of insulating barrier: the stranded aluminium wire bundle outside that forms of thin aluminium wire extrudes insulating barrier at single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by many, and the material of described insulating barrier is flame-proof PVC or low smoke and zero halogen polyethylene; Extrude to finish and form conductive unit and be coiled on the tool;
The 6th step: repeated for the 5th step, the conductive unit of formation requirement also is coiled on the tool;
The 7th step: form electric unit: the 5th step and the 6th is gone on foot the conductive unit that obtains place abreast, and second sheath on the extrusion molding outside; Described second sheath be periphery coat or integral coating on conductive unit, extrusion molding is finished and is formed electric unit and be coiled on the tool;
The 8th step: stranding:
At first: the fixed-site parts are emitted and passed respectively to light unit, electric unit from the dish tool, pass the circular hole of shaping dies again;
Then: graining device is emitted and passed to compound aluminium strip or composite steel band protective layer from the dish tool, pass the fixed-site parts again, then pass the location notch of shaping dies, the circular hole and the stretching of passing shaping dies then make light unit, electric unit be positioned at compound aluminium strip or composite steel band; Formation includes the cable core of light unit, electric unit;
Then: cable core is passed plug die, pass the core rod of outer jacket plastic extruding machine again, pass through tank, traction wheel again, on the dish tool, form composite cable at last.
A kind of one-tenth cable device that is used for above-mentioned described manufacture method is characterized in that: it includes and is arranged in order: a protective layer discharge device 11, a graining device 15, at least one smooth unit or electric unit discharge device 20, a position fixing apparatus 21, a building mortion 23, a sizing device 52, an outer jacket plastic extruding machine, tank, traction wheel; But on the described protective layer discharge device 11 fixed disk around/withdraw from the dish tool 12 of protective layer, and this dish tool is rotary; The running roller 14 that includes a pair of band gear in the described graining device 15, running roller are placed up and down and adjustable gaps is each other put in order; Be fixed with the dish tool 16/ that coils/withdraw from the light unit and the dish tool 17 of electric unit on the described discharge device 20, and dish tool 16, dish tool 17 can be around its rotation; The top of described position fixing apparatus 21 has one fixing 22, on the fixing head a plurality of holes of passing light unit and electric unit is arranged; Described building mortion 23 upper surfaces are fixed with a shaping dies 25 with retaining element 29, the shaping dies front end has one to supply protective layer to pass square hole 24, the bottom surface 28 at shaping dies middle part is cylindrically to form after vertically cuing open part, the shaping dies rear end is a cylinder 27, there is the circular hole 26 of perforation these cylinder 27 inside, and square hole 24 passes bottom surface 28 and communicates with circular hole 26; Described diameter-setting equipment 52 upper ends are fixed with sizing mould 53, and a metering hole 51 is arranged in the middle of the sizing mould 53.
Among the present invention, because light element and conductive unit stack and along the axially parallel extension of cable with stacked, and all in protective layer 2; therefore not only can transmit light but also can transmit electricity in the same cable, and stranded owing to not needing, so production equipment is simple; easily produce the product qualified rate height.
Do not adopt SZ stranding device and spiral stranding device in the inventive method and the device, the formation of its cable core is once finished on the one-tenth cable device, and therefore, equipment is quite simple, and production process has reduced, and the cost of equipment has reduced, and the production time has shortened.
Description of drawings
Fig. 1 is the perspective view after 1 topography of the invention process example;
Fig. 2 is the cross-sectional structure schematic diagram of Fig. 1;
Fig. 3 is the perspective view after 2 topographies of the invention process example;
Fig. 4 is the cross-sectional structure schematic diagram of Fig. 3;
Fig. 5 is the cross-sectional structure schematic diagram of the invention process example 3;
Fig. 6 is the cross-sectional structure schematic diagram of the invention process example 4;
Fig. 7 is the schematic diagram of a kind of application of the present invention;
Fig. 8 is used for the schematic diagram of production shaft tower of the present invention with the equipment component of composite cable.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Embodiment 1 is the embodiment of product of the present invention to embodiment 4, and embodiment 5 and embodiment 6 are a kind of manufacture method of the present invention.
Embodiment 1
See also Fig. 1, Fig. 2, a kind of shaft tower composite cable, it includes: light unit, electric unit, protective layer 2 and outer jacket 1; Protective layer 2 is coated on outside light unit and the electric unit, and outer jacket 1 is coated on outside the protective layer 2; It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and be positioned within the protective layer 2, described smooth unit pack contains: by optical fiber 43, envelope optical fiber coating 42, envelope first sheath 4 that light element that the tack coat 41 of coating 42 forms and periphery envelope light element; Described light element is two, and light element is arranged in parallel in first sheath; Described electric unit includes: by conductor 32, the conductive unit of forming of insulating barrier 31 that envelopes conductor and second sheath 3 that periphery envelopes conductive unit; Described conductive unit is two, and conductive unit is arranged in parallel in second sheath.
The material of above-mentioned described coating 42 is aramid yarn or polyamide staple fibre spun yarn.
The material of above-mentioned described tack coat 41 is PVC.
Embodiment 2
See also Fig. 3, Fig. 4, a kind of shaft tower composite cable, it includes: light unit, electric unit, protective layer 2 and outer jacket 1; Protective layer 2 is coated on outside light unit and the electric unit, and outer jacket 1 is coated on outside the protective layer 2; It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and be positioned within the protective layer 2, described smooth unit pack contains: by optical fiber 43, envelope first sheath 4 that light element that the coating 42 of optical fiber forms and periphery envelope light element; Described light element is two, and light element is arranged in parallel in first sheath; Described electric unit includes: by conductor 32, the conductive unit of forming of insulating barrier 31 that envelopes conductor and second sheath 3 that periphery envelopes conductive unit; Described conductive unit is two, and conductive unit is arranged in parallel in second sheath.
The material of above-mentioned described coating 42 is polybutylene terephthalate or polypropylene.
Embodiment 3
See also Fig. 1 and in conjunction with Fig. 5, a kind of shaft tower composite cable, it includes: light unit, electric unit, protective layer 2 and outer jacket 1; Protective layer 2 is coated on outside light unit and the electric unit, and outer jacket 1 is coated on outside the protective layer 2; It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and be positioned within the protective layer 2, described smooth unit pack contains: by optical fiber 43, envelope optical fiber coating 42, envelope first sheath 4 that light element that the tack coat 41 of coating 42 forms and integral coating are lived light element; Described light element is two, and light element is arranged in parallel in first sheath; Described electric unit includes: by conductor 32, the conductive unit of forming of insulating barrier 31 that envelopes conductor and second sheath 3 that integral coating is lived conductive unit; Described conductive unit is two, and conductive unit is arranged in parallel in second sheath.
The material of above-mentioned described coating 42 is aramid yarn or polyamide staple fibre spun yarn.
The material of above-mentioned described tack coat 41 is PVC.
Embodiment 4
See also Fig. 3 and, see also Fig. 3, Fig. 4 in conjunction with Fig. 6, a kind of shaft tower composite cable, it includes: light unit, electric unit, protective layer 2 and outer jacket 1; Protective layer 2 is coated on outside light unit and the electric unit, and outer jacket 1 is coated on outside the protective layer 2; It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and be positioned within the protective layer 2, described smooth unit pack contains: by optical fiber 43, envelope first sheath 4 that light element that the coating 42 of optical fiber forms and integral coating are lived light element; Described light element is two, and light element is arranged in parallel in first sheath; Described electric unit includes: by conductor 32, the conductive unit of forming of insulating barrier 31 that envelopes conductor and second sheath 3 that integral coating is lived conductive unit; Described conductive unit is two, and conductive unit is arranged in parallel in second sheath.
The material of above-mentioned described coating 42 is polybutylene terephthalate or polypropylene.
Certainly, the light element described in above-mentioned arbitrary embodiment can be for more than two situation, and light element is arranged in parallel in first sheath.
Certainly, the conductive unit described in above-mentioned arbitrary embodiment can be for more than two situation, and conductive unit is arranged in parallel in second sheath.
Certainly, shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: described conductor 32 is for single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by the many stranded aluminium wire bundles that form of thin aluminium wire.
Certainly, the shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: the material of described insulating barrier 31 is flame-proof PVC or low smoke and zero halogen polyethylene.
Certainly, the shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: the material of described outer jacket 1 is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene.
Certainly, the shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: described protective layer 2 is waterstop or nonwoven fabrics or compound aluminium strip or composite steel band or glass fiber tape.
Further, above-mentioned described shaft tower composite cable is characterized in that: when protective layer 2 is compound aluminium strip or composite steel band, on compound aluminium strip or the composite steel band embossing is arranged.
Certainly, the shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: the material of described second sheath 3 is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or flame-proof PVC.
Certainly, the shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: the material of described first sheath 4 is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or flame-proof PVC.
Certainly, the shaft tower composite cable described in above-mentioned arbitrary embodiment is characterized in that: described optical fiber be the single mode type or the multimode type.
Fig. 7 is the schematic diagram of a kind of application of the present invention, shaft tower 6 is fixed on the base 5, the shaft tower bottom periphery is supported by strutting piece 7, the top of shaft tower is equipped with workbench 8, vertical rod 81 is arranged on the work top, be connected and fixed by cross bar 82 between the vertical rod 81, be placed with the light/electric equipment that needs on the work top, the outer jacket 1 of cable of the present invention begins along shaft tower fixing downwards from light/electric equipment, and finally enters in the following cross-connecting box 9.
Among the present invention, therefore no ointment class filler, does not exist the drippage problem of ointment under situation about vertically laying, make environment cleaner.
Among the present invention, when protective layer was compound aluminium strip or composite steel band, it can ground connection, guarantees the safety under the thunder and lightning situation effectively.
Among the present invention, the first sheath integral coating is lived light element and the second sheath integral coating and is lived the execution mode of conductive unit and make more compact structure; The first sheath periphery envelopes consumption that execution mode that light element and the second sheath periphery envelope conductive unit makes first sheath or second sheath still less, simultaneously, makes the conductive unit heat dispersion better.
Among the present invention, because light element and conductive unit stack and along the axially parallel extension of cable with stacked, and all in protective layer 2; therefore not only can transmit light but also can transmit electricity in the same cable, and stranded owing to not needing, so production equipment is simple; easily produce the product qualified rate height.
Embodiment 5
A kind of shaft tower manufacture method of composite cable is characterized in that comprising following steps:
The first step: true qualities optical fiber is carried out painted, form colored optical fiber; At optical fiber extrinsic color UV cured printing ink, ink coating thickness is more than or equal to 2.5 microns, and smaller or equal to 7.5 microns; Diameter behind the described optical fiber coloring is 250 microns to 260 microns;
Second step: secondary coated: colored optical fiber is put into the polybutylene terephthalate or get the coating of propylene material, colored optical fiber is loose in coating, and the 1.002-1.005 that its length is coating length doubly; Extrude to finish and form light element and be coiled on the tool;
The 3rd step: repeatedly the first step to the second step, production is finished the light element of requirement and is coiled on the tool;
The 4th step: form the light unit: above-mentioned many light elements that obtain are placed abreast, and first sheath on the extrusion molding outside; Described first sheath be periphery coat or integral coating on light element, extrusion molding is finished and is formed the light unit and be coiled on the tool;
The 5th step: the extruding of insulating barrier: the stranded aluminium wire bundle outside that forms of thin aluminium wire extrudes insulating barrier at single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by many, and the material of described insulating barrier is flame-proof PVC or low smoke and zero halogen polyethylene; Extrude to finish and form conductive unit and be coiled on the tool;
The 6th step: repeated for the 5th step, the conductive unit of formation requirement also is coiled on the tool;
The 7th step: form electric unit: the 5th step and the 6th is gone on foot the conductive unit that obtains place abreast, and second sheath on the extrusion molding outside; Described second sheath be periphery coat or integral coating on conductive unit, extrusion molding is finished and is formed electric unit and be coiled on the tool;
The 8th step: stranding:
At first: the fixed-site parts are emitted and passed respectively to light unit, electric unit from the dish tool, pass the circular hole of shaping dies again;
Then: graining device is emitted and passed to compound aluminium strip or composite steel band protective layer from the dish tool, pass the fixed-site parts again, then pass the location notch of shaping dies, the circular hole and the stretching of passing shaping dies then make light unit, electric unit be positioned at compound aluminium strip or composite steel band; Formation includes the cable core of light unit, electric unit;
Then: cable core is passed plug die, pass the core rod of outer jacket plastic extruding machine again, pass through tank, traction wheel again, on the dish tool, form composite cable at last.
Embodiment 6
A kind of shaft tower manufacture method of composite cable is characterized in that comprising following steps:
The first step: true qualities optical fiber is carried out painted, form colored optical fiber; At optical fiber extrinsic color UV cured printing ink, ink coating thickness is more than or equal to 2.5 microns, and smaller or equal to 7.5 microns; Diameter behind the described optical fiber coloring is 250 microns to 260 microns;
Second step: secondary coated: colored optical fiber is put into aramid yarn or polyamide staple fibre spun yarn is the coating of material, will outside coating, coat tack coat; Coating surrounds colored optical fiber fully; Be covered to complete and form light element and be coiled on the tool;
The 3rd step: repeatedly the first step to the second step, production is finished the light element of requirement and is coiled on the tool;
The 4th step: form the light unit: above-mentioned many light elements that obtain are placed abreast, and first sheath on the extrusion molding outside; Described first sheath be periphery coat or integral coating on light element, extrusion molding is finished and is formed the light unit and be coiled on the tool;
The 5th step: the extruding of insulating barrier: the stranded aluminium wire bundle outside that forms of thin aluminium wire extrudes insulating barrier at single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by many, and the material of described insulating barrier is flame-proof PVC or low smoke and zero halogen polyethylene; Extrude to finish and form conductive unit and be coiled on the tool;
The 6th step: repeated for the 5th step, the conductive unit of formation requirement also is coiled on the tool;
The 7th step: form electric unit: the 5th step and the 6th is gone on foot the conductive unit that obtains place abreast, and second sheath on the extrusion molding outside; Described second sheath be periphery coat or integral coating on conductive unit, extrusion molding is finished and is formed electric unit and be coiled on the tool;
The 8th step: stranding:
At first: the fixed-site parts are emitted and passed respectively to light unit, electric unit from the dish tool, pass the circular hole of shaping dies again;
Then: graining device is emitted and passed to compound aluminium strip or composite steel band protective layer from the dish tool, pass the fixed-site parts again, then pass the location notch of shaping dies, the circular hole and the stretching of passing shaping dies then make light unit, electric unit be positioned at compound aluminium strip or composite steel band; Formation includes the cable core of light unit, electric unit;
Then: cable core is passed plug die, pass the core rod of outer jacket plastic extruding machine again, pass through tank, traction wheel again, on the dish tool, form composite cable at last.
See also Fig. 8, a kind of one-tenth cable device that is used for the manufacture method of embodiment 5 or embodiment 6 is characterized in that: it includes and is arranged in order: a protective layer discharge device 11, a graining device 15, at least one smooth unit or electric unit discharge device 20, a position fixing apparatus 21, a building mortion 23, a sizing device 52, an outer jacket plastic extruding machine, tank, traction wheel; But on the described protective layer discharge device 11 fixed disk around/withdraw from the dish tool 12 of protective layer, and this dish tool is rotary; The running roller 14 that includes a pair of band gear in the described graining device 15, running roller are placed up and down and adjustable gaps is each other put in order; Be fixed with the dish tool 16/ that coils/withdraw from the light unit and the dish tool 17 of electric unit on the described discharge device 20, and dish tool 16, dish tool 17 can be around its rotation; The top of described position fixing apparatus 21 has one fixing 22, on the fixing head a plurality of holes of passing light unit and electric unit is arranged; Described building mortion 23 upper surfaces are fixed with a shaping dies 25 with retaining element 29, the shaping dies front end has one to supply protective layer to pass square hole 24, the bottom surface 28 at shaping dies middle part is cylindrically to form after vertically cuing open part, the shaping dies rear end is a cylinder 27, there is the circular hole 26 of perforation these cylinder 27 inside, and square hole 24 passes bottom surface 28 and communicates with circular hole 26; Described diameter-setting equipment 52 upper ends are fixed with sizing mould 53, and a metering hole 51 is arranged in the middle of the sizing mould 53.
Compound aluminium strip or composite steel band 13 as protective layer withdraw from from coiling tool 12, and draw in the middle of two running rollers 14 and pass, and then traction is passed square hole 24 and passed bottom surface 28 again, and draws and pass circular hole 26, is configured as circle; On the other hand, light unit 18 emits and passes the hole of fixing the head top from dish tool 16, and electric unit 19 is emitted the hole of passing fixing below from dish tool 17, and like this, the position of light unit and electric unit just has been fixed, and is that stacked mode is passed; This duplexer was drawn bottom surface 28, and traction is passed circular hole 26 and is allowed duplexer pass in the protective layer that is shaped again; So just formed the preform cable core; The metering hole 51 that the traction cable core passes in the middle of the sizing mould 53 has promptly been finished sizing, and the cable core behind the sizing is drawn the core rod that passes the outer jacket plastic extruding machine, passes through tank, traction wheel again, forms composite cable at last on the dish tool.
Obviously, do not adopt SZ stranding device and spiral stranding device in the inventive method and the device, the formation of its cable core is once finished on the one-tenth cable device, therefore, equipment is quite simple, and production process has reduced, the cost of equipment has reduced, and the production time has shortened.
The present invention is not limited to above-mentioned preferred forms, should be appreciated that design of the present invention can be by other various forms enforcement utilizations, and they drop in protection scope of the present invention equally.

Claims (10)

1. shaft tower composite cable, it includes: light unit, electric unit, protective layer (2) and outer jacket (1); Protective layer (2) is coated on outside light unit and the electric unit, and outer jacket (1) is coated on outside the protective layer (2); It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and be positioned within the protective layer (2), described smooth unit pack contains: light element and periphery or integral coating are lived first sheath (4) of light element; Described light element is for being no less than two, and light element is arranged in parallel in first sheath; Described electric unit includes: conductive unit and periphery or integral coating are lived second sheath (3) of conductive unit; Described conductive unit is for being no less than two, and conductive unit is arranged in parallel in second sheath.
2. shaft tower composite cable according to claim 1 is characterized in that: described light element by optical fiber (43), envelope optical fiber coating (42), envelope that the tack coat (41) of coating (42) forms.
3. shaft tower composite cable according to claim 1 is characterized in that: described light element by optical fiber (43), envelope that the coating (42) of optical fiber forms.
4. shaft tower composite cable according to claim 1 is characterized in that: described conductive unit by conductor (32), envelope the forming of insulating barrier (31) of conductor.
5. shaft tower composite cable according to claim 4 is characterized in that: described conductor (32) is for single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by the many stranded aluminium wire bundles that form of thin aluminium wire.
6. shaft tower composite cable according to claim 4 is characterized in that: the material of described insulating barrier (31) is flame-proof PVC or low smoke and zero halogen polyethylene.
7. shaft tower composite cable according to claim 1 is characterized in that: the material of described outer jacket (1) is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene; Described protective layer (2) is waterstop or nonwoven fabrics or compound aluminium strip or composite steel band or glass fiber tape; The material of described second sheath (3) is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or flame-proof PVC; The material of described first sheath (4) is medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or flame-proof PVC.
8. a shaft tower is characterized in that comprising following steps with the manufacture method of composite cable:
The first step: true qualities optical fiber is carried out painted, form colored optical fiber; At optical fiber extrinsic color UV cured printing ink, ink coating thickness is more than or equal to 2.5 microns, and smaller or equal to 7.5 microns; Diameter behind the described optical fiber coloring is 250 microns to 260 microns;
Second step: secondary coated: colored optical fiber is put into the polybutylene terephthalate or get the coating of propylene material, colored optical fiber is loose in coating, and the 1.002-1.005 that its length is coating length doubly; Extrude to finish and form light element and be coiled on the tool;
The 3rd step: repeatedly the first step to the second step, production is finished the light element of requirement and is coiled on the tool;
The 4th step: form the light unit: above-mentioned many light elements that obtain are placed abreast, and first sheath on the extrusion molding outside; Described first sheath be periphery coat or integral coating on light element, extrusion molding is finished and is formed the light unit and be coiled on the tool;
The 5th step: the extruding of insulating barrier: the stranded aluminium wire bundle outside that forms of thin aluminium wire extrudes insulating barrier at single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by many, and the material of described insulating barrier is flame-proof PVC or low smoke and zero halogen polyethylene; Extrude to finish and form conductive unit and be coiled on the tool;
The 6th step: repeated for the 5th step, the conductive unit of formation requirement also is coiled on the tool;
The 7th step: form electric unit: the 5th step and the 6th is gone on foot the conductive unit that obtains place abreast, and second sheath on the extrusion molding outside; Described second sheath be periphery coat or integral coating on conductive unit, extrusion molding is finished and is formed electric unit and be coiled on the tool;
The 8th step: stranding:
At first: the fixed-site parts are emitted and passed respectively to light unit, electric unit from the dish tool, pass the circular hole of shaping dies again;
Then: graining device is emitted and passed to compound aluminium strip or composite steel band protective layer from the dish tool, pass the fixed-site parts again, then pass the location notch of shaping dies, the circular hole and the stretching of passing shaping dies then make light unit, electric unit be positioned at compound aluminium strip or composite steel band; Formation includes the cable core of light unit, electric unit;
Then: cable core is passed plug die, pass the core rod of outer jacket plastic extruding machine again, pass through tank, traction wheel again, on the dish tool, form composite cable at last.
9. a shaft tower is characterized in that comprising following steps with the manufacture method of composite cable:
The first step: true qualities optical fiber is carried out painted, form colored optical fiber; At optical fiber extrinsic color UV cured printing ink, ink coating thickness is more than or equal to 2.5 microns, and smaller or equal to 7.5 microns; Diameter behind the described optical fiber coloring is 250 microns to 260 microns;
Second step: secondary coated: colored optical fiber is put into aramid yarn or polyamide staple fibre spun yarn is the coating of material, will outside coating, coat tack coat; Coating surrounds colored optical fiber fully; Be covered to complete and form light element and be coiled on the tool;
The 3rd step: repeatedly the first step to the second step, production is finished the light element of requirement and is coiled on the tool;
The 4th step: form the light unit: above-mentioned many light elements that obtain are placed abreast, and first sheath on the extrusion molding outside; Described first sheath be periphery coat or integral coating on light element, extrusion molding is finished and is formed the light unit and be coiled on the tool;
The 5th step: the extruding of insulating barrier: the stranded aluminium wire bundle outside that forms of thin aluminium wire extrudes insulating barrier at single copper wire or single aluminium wire or single copper-clad aluminium wire or by the many stranded copper wire bundles that form of thin copper wire or by many, and the material of described insulating barrier is flame-proof PVC or low smoke and zero halogen polyethylene; Extrude to finish and form conductive unit and be coiled on the tool;
The 6th step: repeated for the 5th step, the conductive unit of formation requirement also is coiled on the tool;
The 7th step: form electric unit: the 5th step and the 6th is gone on foot the conductive unit that obtains place abreast, and second sheath on the extrusion molding outside; Described second sheath be periphery coat or integral coating on conductive unit, extrusion molding is finished and is formed electric unit and be coiled on the tool;
The 8th step: stranding:
At first: the fixed-site parts are emitted and passed respectively to light unit, electric unit from the dish tool, pass the circular hole of shaping dies again;
Then: graining device is emitted and passed to compound aluminium strip or composite steel band protective layer from the dish tool, pass the fixed-site parts again, then pass the location notch of shaping dies, the circular hole and the stretching of passing shaping dies then make light unit, electric unit be positioned at compound aluminium strip or composite steel band; Formation includes the cable core of light unit, electric unit;
Then: cable core is passed plug die, pass the core rod of outer jacket plastic extruding machine again, pass through tank, traction wheel again, on the dish tool, form composite cable at last.
According to Claim 8 or the described shaft tower of claim 9 with the manufacture method of composite cable, it is characterized in that described one-tenth cable device includes to be arranged in order: a protective layer discharge device (11), a graining device (15), at least one smooth unit or electric unit discharge device (20), a position fixing apparatus (21), a building mortion (23), a sizing device (52), an outer jacket plastic extruding machine, tank, traction wheel; Described protective layer discharge device (11) but go up fixed disk around/withdraw from the dish tool (12) of protective layer, and this dish tool is rotary; The running roller (14) that includes a pair of band gear in the described graining device (15), running roller are placed up and down and adjustable gaps is each other put in order; Be fixed with the dish tool (16) that coils/withdraw from the light unit/and the dish tool (17) of electric unit on the described discharge device (20), and dish tool (16), dish tool (17) can be around its rotation; The top of described position fixing apparatus (21) has a fixing head (22), on the fixing head a plurality of holes of passing light unit and electric unit is arranged; Described building mortion (23) upper surface is fixed with a shaping dies (25) with retaining element (29), the shaping dies front end has one to supply protective layer to pass square hole (24), the bottom surface (28) at shaping dies middle part is cylindrical to be formed after vertically cuing open part, the shaping dies rear end is a cylinder (27), there is the circular hole (26) of perforation this cylinder (27) inside, and square hole (24) passes bottom surface (28) and communicates with circular hole (26); Described diameter-setting equipment (52) upper end is fixed with sizing mould (53), and a metering hole (51) is arranged in the middle of the sizing mould (53).
CN2010102663631A 2010-08-28 2010-08-28 Compound optical cable for poles and towers and method for manufacturing same Active CN101950629B (en)

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Publication number Priority date Publication date Assignee Title
CN103645550A (en) * 2013-11-30 2014-03-19 广东亨通光电科技有限公司 Skeleton type optical fiber ribbon cabling machine and cabling method using cabling machine
CN105563788A (en) * 2014-05-26 2016-05-11 龚利芬 Production method of air blowing pipeline for cable
CN105676382A (en) * 2014-06-26 2016-06-15 灏圭孩 Method for manufacturing photoelectric composite cable with compact structure
CN106950665A (en) * 2015-04-23 2017-07-14 沈群华 The manufacture method of layer-stranding cable and layer-stranding cable
CN106971786A (en) * 2016-10-25 2017-07-21 常熟共益信息科技有限公司 A kind of manufacture method of spring sheathed structure optoelectrical cable
CN111091929A (en) * 2020-01-03 2020-05-01 江苏亨通线缆科技有限公司 Photoelectric hybrid cable and preparation equipment and preparation method thereof

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CN2847473Y (en) * 2005-06-07 2006-12-13 湖北东慧通信网络投资有限公司 Optical fiber and double core copper cable mixed fiber cable
CN201758048U (en) * 2010-08-28 2011-03-09 徐晓亮 Composite optical cable for pole tower

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JP2002324433A (en) * 2001-04-25 2002-11-08 Yazaki Corp Composite cable
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103645550A (en) * 2013-11-30 2014-03-19 广东亨通光电科技有限公司 Skeleton type optical fiber ribbon cabling machine and cabling method using cabling machine
CN105563788A (en) * 2014-05-26 2016-05-11 龚利芬 Production method of air blowing pipeline for cable
CN105563788B (en) * 2014-05-26 2017-07-18 东莞市颖源电子有限公司 A kind of cable manufacture method of air-blowing pipeline
CN105676382A (en) * 2014-06-26 2016-06-15 灏圭孩 Method for manufacturing photoelectric composite cable with compact structure
CN105676382B (en) * 2014-06-26 2018-11-16 山东特发光源光通信有限公司 A method of manufacturing compact-sized optoelectrical cable
CN106950665A (en) * 2015-04-23 2017-07-14 沈群华 The manufacture method of layer-stranding cable and layer-stranding cable
CN106971786A (en) * 2016-10-25 2017-07-21 常熟共益信息科技有限公司 A kind of manufacture method of spring sheathed structure optoelectrical cable
CN106971786B (en) * 2016-10-25 2019-04-19 江苏华脉光电科技有限公司 A kind of manufacturing method of spring sheathed structure optoelectrical cable
CN111091929A (en) * 2020-01-03 2020-05-01 江苏亨通线缆科技有限公司 Photoelectric hybrid cable and preparation equipment and preparation method thereof

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