CN102364588B - Flexible signal cable for underwater bucket of dredger and manufacturing method thereof - Google Patents
Flexible signal cable for underwater bucket of dredger and manufacturing method thereof Download PDFInfo
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- CN102364588B CN102364588B CN2011101770325A CN201110177032A CN102364588B CN 102364588 B CN102364588 B CN 102364588B CN 2011101770325 A CN2011101770325 A CN 2011101770325A CN 201110177032 A CN201110177032 A CN 201110177032A CN 102364588 B CN102364588 B CN 102364588B
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Abstract
The invention relates to a flexible signal cable for an underwater bucket of a dredger and a manufacturing method thereof. The periphery of a twisted copper conductor is coated with a core wire water-blocking tape, an ethylene propylene rubber insulating layer and a tensile synthetic fiber layer in sequence; two insulating core wires are twisted into a stranded wire pair; the tensile synthetic fiber layer is woven on the periphery of the stranded wire pair; three twisted pair wire pairs are compositely twisted into a cable core; the tensile synthetic fiber layer is woven on the periphery of the cable core, and then a cable core water-blocking tape is wrapped; and a water-proof mud-resistant rubber sheath is extruded on the periphery of the cable core water-blocking tape. The sheath consists of the following components in parts by weight: 20 parts of chloroprene rubber (CR) T, 1-1.5 parts of zinc oxide, 0.5-1.0 part of magnesium oxide, 0.05-0.1 part of NA-22, 0.1-0.5 part of TMTD (Tetramethylthiuram Disulfide), 0.1-0.5 part of DM (Dibenzothiazyl Disulfide), 0.5-1.0 part of RD (2,2,4-trimethyl-1,2-dihyaroquinoline polymer), 0.5-1.0 part of white wax, 0.5-1.0 part of stearic acid, 0.5-1.0 part of vaseline, 2.0-5.0 parts of carbon black, 8.0-15 parts of semi-reinforcing carbon black, 0.1-0.5 part of 4010NA, 10-15 parts of calcium carbonate, 1.0-2.5 parts of antimony trioxide and 0.5-1.0 part of talc powder. The signal cable is flexible, insulated and tensile, has excellent waterproofness, and is resistant to mud corrosion.
Description
Technical field
The present invention relates to a kind of signal cable, particularly a kind of dredger bucket is under water used the signal flexible cable; The invention still further relates to a kind of dredger under water bucket with the manufacturing approach of signal flexible cable.
Background technology
Dredger uses very frequent in navigation channel cutting scale removal process at present; Because bucket environment of living in is abominable during the dredger underwater operation; Be difficult to visually, need to keep watch on operation through probe under water, this requires, and supporting signal cable is soft, removable, tension, waterproof, the corrosion of anti-dirt.Existing cable can not satisfy this requirement fully, makes that matching used cable needs often to change, and both having delayed man-hour influences work, causes with high costs again.
Summary of the invention
Primary and foremost purpose of the present invention is, the dredger that a kind of superior performance, reliable operation be provided bucket is under water used the signal flexible cable.
For realizing above purpose; Dredger provided by the present invention bucket is under water used the signal flexible cable; The center of insulation heart yearn is a twisted copper conductors; The periphery of said twisted copper conductors is surrounded with the heart yearn waterstop, and the periphery of said heart yearn waterstop is extruded with ethylene propylene rubber insulated layer, and the periphery of said ethylene propylene rubber insulated layer is woven with insulation heart yearn tension synthetic fiber layer; Two said insulation heart yearns are stranded each other, and to become twisted pair wire right, and the right periphery of said twisted pair wire is woven with twisted pair wire antagonism drawing and becomes fibrage; The said twisted pair wire of three beams is to mutually stranded formation cable core, and the periphery of said cable core is woven with cable core tension synthetic fiber layer, and the periphery of said cable core tension synthetic fiber layer is surrounded with the cable core waterstop, and the periphery of said cable core waterstop is extruded with the waterproof rubber sheath of anti-mud.
With respect to prior art, the present invention has obtained following beneficial effect: the periphery of twisted copper conductors and cable core all is surrounded with waterstop, has improved the block-water performance of cable; Ethylene propylene rubber insulated layer is soft, good insulation preformance; Insulation heart yearn, twisted pair wire are woven with the tension synthetic fiber layer successively to the periphery that reaches cable core, make cable have very high intensity, and tensile property is good; Adopt the braiding of tension synthetic fibers to avoid the drawback of wire sheathing; Because the wire material is harder, the cable bending property of processing is very poor, and dredger underwater signal cable receives bucket operation and buoyancy of water effect meeting often crooked; Between cable short time the sheath breakage will take place, influence is used; The waterproof rubber sheath of anti-mud forms the impermeability protective layer, and mechanical performance is superior, and tensile strength is high, and elongation at break is big, and ageing-resistant and oil resistant can be resisted the corrosion of external environment.
As preferred version of the present invention, the count of each said tension synthetic fiber layer is 50 ~ 60%.
As preferred version of the present invention, the wrapped rate of putting up of said heart yearn waterstop and said cable core waterstop is 10 ~ 15%.The rate of putting up is crossed conference and is caused wrapped being uneven, and it is big that the outside diameter of cable becomes; The too small then cable core of the rate of putting up can the place of putting up when bending can overlap and come off, and forms wrapped gap, has the potential safety hazard that blocks water.
As preferred version of the present invention, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1 ~ 1.5 part; Activating agent magnesia: 0.5 ~ 1.0 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 ~ 0.1 part; Tetramethylthiuram disulfide TMTD:0.1 ~ 0.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 ~ 1.0 parts; Chinese wax: 0.5 ~ 1.0 part; Stearic acid: 0.5 ~ 1.0 part; Vaseline: 0.5 ~ 1.0 part; High wear-resistant carbon black: 2.0 ~ 5.0 parts; Semi-reinforcing hydrocarbon black: 8.0 ~ 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 ~ 0.5 part; Precipitated calcium carbonate: 10 ~ 15 parts; Antimony oxide: 1.0 ~ 2.5 parts; Superfine talcum powder: 0.5 ~ 1.0 part.
As the further preferred version of the present invention, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1 part; Activating agent magnesia: 0.5 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 part; Tetramethylthiuram disulfide TMTD:0.1 part; Dibenzothiazyl disulfide DM:0.1 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 part; Chinese wax: 0.5 part; Stearic acid: 0.5 part; Vaseline: 0.5 part; High wear-resistant carbon black: 2.0 parts; Semi-reinforcing hydrocarbon black: 8.0 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 part; Precipitated calcium carbonate: 10 parts; Antimony oxide: 1.0 parts; Superfine talcum powder: 0.5 part.
As the further preferred version of the present invention, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1.2 parts; Activating agent magnesia: 0.7 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.08 part; Tetramethylthiuram disulfide TMTD:0.3 part; Dibenzothiazyl disulfide DM:0.3 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.7 part; Chinese wax: 0.7 part; Stearic acid: 0.8 part; Vaseline: 0.8 part; High wear-resistant carbon black: 3.5 parts; Semi-reinforcing hydrocarbon black: 12 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.3 part; Precipitated calcium carbonate: 12 parts; Antimony oxide: 1.8 parts; Superfine talcum powder: 0.7 part.
As the further preferred version of the present invention, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1.5 parts; Activating agent magnesia: 1.0 parts; Ethylene thiourea 2-imidazolidinethione NA-22:0.1 part; Tetramethylthiuram disulfide TMTD:0.5 part; Dibenzothiazyl disulfide DM:0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:1.0 part; Chinese wax: 1.0 parts; Stearic acid: 1.0 parts; Vaseline: 1.0 parts; High wear-resistant carbon black: 5.0 parts; Semi-reinforcing hydrocarbon black: 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.5 part; Precipitated calcium carbonate: 15 parts; Antimony oxide: 2.5 parts; Superfine talcum powder: 1.0 parts.
Another object of the present invention is, provide a kind of dredger under water bucket with the manufacturing approach of signal flexible cable, make the dredger that forms under water bucket with signal flexible cable superior performance and reliable operation.
For realizing above purpose; Dredger provided by the present invention under water bucket with the manufacturing approach of signal flexible cable; May further comprise the steps successively: at the wrapped heart yearn waterstop of the periphery of said twisted copper conductors; Extrude ethylene propylene rubber insulated layer in said heart yearn waterstop periphery, then behind the periphery braiding insulation heart yearn tension synthetic fiber layer of said ethylene propylene rubber insulated layer, constitute the insulation heart yearn; Each other stranded to become twisted pair wire right with two said insulation heart yearns, and the periphery braiding twisted pair wire antagonism drawing right at said twisted pair wire becomes fibrage; Then the said twisted pair wire strand of three beams is become cable core; Periphery at said cable core weaves cable core tension synthetic fiber layer again; At the wrapped cable core waterstop of the periphery of said cable core tension synthetic fiber layer, the periphery at said cable core waterstop extrudes the waterproof rubber sheath of anti-mud at last; The manufacturing step of the said waterproof rubber sheath of anti-mud is following successively: raw material is prepared by following component and weight content in (1): neoprene T type CR glue: 20 parts; Zinc oxide: 1 ~ 1.5 part; Activating agent magnesia: 0.5 ~ 1.0 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 ~ 0.1 part; Tetramethylthiuram disulfide TMTD:0.1 ~ 0.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 ~ 1.0 parts; Chinese wax: 0.5 ~ 1.0 part; Stearic acid: 0.5 ~ 1.0 part; Vaseline: 0.5 ~ 1.0 part; High wear-resistant carbon black: 2.0 ~ 5.0 parts; Semi-reinforcing hydrocarbon black: 8.0 ~ 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 ~ 0.5 part; Precipitated calcium carbonate: 10 ~ 15 parts; Antimony oxide: 1.0 ~ 2.5 parts; Superfine talcum powder: 0.5 ~ 1.0 part; (2) earlier with neoprene T type CR glue in banbury mixing 8 ~ 10 minutes; Add activating agent magnesia, 2 then; 2; 4-trimethyl-1; 2-dihyaroquinoline condensate RD, Chinese wax, stearic acid, vaseline, high wear-resistant carbon black, semi-reinforcing hydrocarbon black, N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA, precipitated calcium carbonate, antimony oxide and superfine talcum powder in banbury mixing 8 ~ 10 minutes make batch mixing stir; Adopt 40 orders+60 order double-layer leaching nets filter rubber then; Then get back on the clean banbury and to add zinc oxide and ethylene thiourea 2-imidazolidinethione NA-22 continued mixing 4 ~ 7 minutes; And adding tetramethylthiuram disulfide TMTD and dibenzothiazyl disulfide DM in the end 45 ~ 60 seconds the time, temperature is controlled at 95 ~ 115 ℃; Then compound is moved to and further roll sheet in the mill; The temperature that sheet is rolled in mill is controlled at 100 ~ 115 ℃; Rolling the sheet time is 10 ~ 12 minutes; And play 6 ~ 8 triangle bags and turn over even back slice, slice rubber is at room temperature parked heat radiation in 16 ~ 24 hours, makes sheet rubber cool off the back fully and on rubber extruding machine, extrudes sheath.
With respect to prior art, the present invention has obtained following beneficial effect: the periphery of twisted copper conductors and cable core all is surrounded with waterstop, has improved the block-water performance of cable; Ethylene propylene rubber insulated layer is soft, good insulation preformance; Insulation heart yearn, twisted pair wire are woven with the tension synthetic fiber layer successively to the periphery that reaches cable core, make cable have very high intensity, and tensile property is good; Adopt the braiding of tension synthetic fibers to avoid the drawback of wire sheathing; Because the wire material is harder, the cable bending property of processing is very poor, and dredger underwater signal cable receives bucket operation and buoyancy of water effect meeting often crooked; Between cable short time the sheath breakage will take place, influence is used; The waterproof rubber sheath of anti-mud forms the impermeability protective layer, and mechanical performance is superior, and tensile strength can reach greater than 10N/mm
2, elongation at break reaches more than 320%, and ageing-resistant and oil resistant can be resisted the corrosion of external environment.
Description of drawings
Fig. 1 for dredger of the present invention under water bucket with the structural representation of signal flexible cable.
Among the figure: 1 twisted copper conductors; 2 heart yearn waterstops; 3 ethylene propylene rubber insulated layers; 4 insulation heart yearn tension synthetic fiber layers; 5 twisted pair wires antagonism drawing becomes fibrage; 6 cable core tension synthetic fiber layers; 7 cable core waterstops; The 8 waterproof rubber sheaths of anti-mud.
Embodiment
As shown in Figure 1; Dredger of the present invention bucket is under water used the signal flexible cable; The center of insulation heart yearn is a twisted copper conductors 1; The periphery of twisted copper conductors 1 is surrounded with heart yearn waterstop 2, and the periphery of heart yearn waterstop 2 is extruded with ethylene propylene rubber insulated layer 3, and the periphery of ethylene propylene rubber insulated layer 3 is woven with insulation heart yearn tension synthetic fiber layer 4; Two insulated heart yearns are each other stranded, and to become twisted pair wire right, and the right periphery of twisted pair wire is woven with twisted pair wire antagonism drawing and becomes fibrage 5; The three beams twisted pair wire is to mutually stranded formation cable core, and the periphery of cable core is woven with cable core tension synthetic fiber layer 6, and the periphery of cable core tension synthetic fiber layer 6 is surrounded with cable core waterstop 7, and the periphery of cable core waterstop 7 is extruded with the waterproof rubber sheath of anti-mud 8.The count of each tension synthetic fiber layer is 50 ~ 60%, and the wrapped rate of putting up of heart yearn waterstop and cable core waterstop is 10 ~ 15%.
The waterproof rubber sheath of anti-mud 8 is by following examples manufacturing.
Embodiment one
Prepare raw material by following component and weight content: neoprene T type CR glue: 20 parts; Zinc oxide: 1 part; Activating agent magnesia: 0.5 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 part; Tetramethylthiuram disulfide TMTD:0.1 part; Dibenzothiazyl disulfide DM:0.1 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 part; Chinese wax: 0.5 part; Stearic acid: 0.5 part; Vaseline: 0.5 part; High wear-resistant carbon black: 2.0 parts; Semi-reinforcing hydrocarbon black: 8.0 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 part; Precipitated calcium carbonate: 10 parts; Antimony oxide: 1.0 parts; Superfine talcum powder: 0.5 part.
Produce according to the following steps successively: earlier with neoprene T type CR glue in banbury mixing 8 minutes; Add activating agent magnesia, anti-aging agent RD (2 then; 2; 4-trimethyl-1; 2-dihyaroquinoline condensate), softening plasticizer Chinese wax, activating agent stearic acid, softening plasticizer vaseline, reinforcing agent high wear-resistant carbon black, semi-reinforcing hydrocarbon black, antioxidant 4010NA (N-isopropyl-N '-diphenyl-para-phenylene diamine), filler precipitated calcium carbonate, fire retardant antimony oxide and filler superfine talcum powder in banbury mixing 8 minutes, make batch mixing stir; Adopt 40 orders+60 order double-layer leaching nets filter rubber then; Then get back on the clean banbury and to add activating agent zinc oxide and accelerator NA-22 (ethylene thiourea 2-imidazolidinethione) continued mixing 4 minutes; And adding vulcanization accelerator TMTD (tetramethylthiuram disulfide) and accelerator DM (dibenzothiazyl disulfide) in the end 45 seconds the time, temperature is controlled at 95 ℃; Then compound is moved to and further roll sheet in the mill; The temperature that sheet is rolled in mill is controlled at 100 ℃, and rolling the sheet time is 10 minutes, and plays 6 triangle bags and turn over even back slice; Slice rubber is at room temperature parked heat radiation in 16 hours, makes sheet rubber cool off the back fully and on rubber extruding machine, extrudes sheath.
Embodiment two
Prepare raw material by following component and weight content: neoprene T type CR glue: 20 parts; Zinc oxide: 1.2 parts; Activating agent magnesia: 0.7 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.08 part; Tetramethylthiuram disulfide TMTD:0.3 part; Dibenzothiazyl disulfide DM:0.3 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.7 part; Chinese wax: 0.7 part; Stearic acid: 0.8 part; Vaseline: 0.8 part; High wear-resistant carbon black: 3.5 parts; Semi-reinforcing hydrocarbon black: 12 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.3 part; Precipitated calcium carbonate: 12 parts; Antimony oxide: 1.8 parts; Superfine talcum powder: 0.7 part.
Produce according to the following steps successively: earlier with neoprene T type CR glue in banbury mixing 9 minutes; Add activating agent magnesia, anti-aging agent RD (2 then; 2; 4-trimethyl-1; 2-dihyaroquinoline condensate), softening plasticizer Chinese wax, activating agent stearic acid, softening plasticizer vaseline, reinforcing agent high wear-resistant carbon black, semi-reinforcing hydrocarbon black, antioxidant 4010NA (N-isopropyl-N '-diphenyl-para-phenylene diamine), filler precipitated calcium carbonate, fire retardant antimony oxide and filler superfine talcum powder in banbury mixing 9 minutes, make batch mixing stir; Adopt 40 orders+60 order double-layer leaching nets filter rubber then; Then get back on the clean banbury and to add activating agent zinc oxide and accelerator NA-22 (ethylene thiourea 2-imidazolidinethione) continued mixing 5 minutes; And adding vulcanization accelerator TMTD (tetramethylthiuram disulfide) and accelerator DM (dibenzothiazyl disulfide) in the end 55 seconds the time, temperature is controlled at 105 ℃; Then compound is moved to and further roll sheet in the mill; The temperature that sheet is rolled in mill is controlled at 110 ℃, and rolling the sheet time is 11 minutes, and plays 7 triangle bags and turn over even back slice; Slice rubber is at room temperature parked heat radiation in 20 hours, makes sheet rubber cool off the back fully and on rubber extruding machine, extrudes sheath.
Embodiment three
Prepare raw material by following component and weight content: neoprene T type CR glue: 20 parts; Zinc oxide: 1.5 parts; Activating agent magnesia: 1.0 parts; Ethylene thiourea 2-imidazolidinethione NA-22:0.1 part; Tetramethylthiuram disulfide TMTD:0.5 part; Dibenzothiazyl disulfide DM:0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:1.0 part; Chinese wax: 1.0 parts; Stearic acid: 1.0 parts; Vaseline: 1.0 parts; High wear-resistant carbon black: 5.0 parts; Semi-reinforcing hydrocarbon black: 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.5 part; Precipitated calcium carbonate: 15 parts; Antimony oxide: 2.5 parts; Superfine talcum powder: 1.0 parts.
Produce according to the following steps successively: earlier with neoprene T type CR glue in banbury mixing 10 minutes; Add activating agent magnesia, anti-aging agent RD (2 then; 2; 4-trimethyl-1; 2-dihyaroquinoline condensate), softening plasticizer Chinese wax, activating agent stearic acid, softening plasticizer vaseline, reinforcing agent high wear-resistant carbon black, semi-reinforcing hydrocarbon black, antioxidant 4010NA (N-isopropyl-N '-diphenyl-para-phenylene diamine), filler precipitated calcium carbonate, fire retardant antimony oxide and filler superfine talcum powder in banbury mixing 10 minutes, make batch mixing stir; Adopt 40 orders+60 order double-layer leaching nets filter rubber then; Then get back on the clean banbury and to add activating agent zinc oxide and accelerator NA-22 (ethylene thiourea 2-imidazolidinethione) continued mixing 7 minutes; And adding vulcanization accelerator TMTD (tetramethylthiuram disulfide) and accelerator DM (dibenzothiazyl disulfide) in the end 60 seconds the time, temperature is controlled at 115 ℃; Then compound is moved to and further roll sheet in the mill; The temperature that sheet is rolled in mill is controlled at 115 ℃, and rolling the sheet time is 12 minutes, and plays 8 triangle bags and turn over even back slice; Slice rubber is at room temperature parked heat radiation in 24 hours, makes sheet rubber cool off the back fully and on rubber extruding machine, extrudes sheath.
Test result such as following table to the cable cover(ing) of embodiment one to embodiment three:
Test result shows that the tensile strength of cable cover(ing) can reach greater than 10N/mm
2, elongation at break reaches more than 320%, and mechanical performance and ageing properties are superior.
Except that the foregoing description, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection range of requirement of the present invention.
Claims (7)
- A dredger under water bucket use the signal flexible cable; It is characterized in that: the center of insulation heart yearn is a twisted copper conductors; The periphery of said twisted copper conductors is surrounded with the heart yearn waterstop; The periphery of said heart yearn waterstop is extruded with ethylene propylene rubber insulated layer, and the periphery of said ethylene propylene rubber insulated layer is woven with insulation heart yearn tension synthetic fiber layer; Two said insulation heart yearns are stranded each other, and to become twisted pair wire right, and the right periphery of said twisted pair wire is woven with twisted pair wire antagonism drawing and becomes fibrage; The said twisted pair wire of three beams is to mutually stranded formation cable core, and the periphery of said cable core is woven with cable core tension synthetic fiber layer, and the periphery of said cable core tension synthetic fiber layer is surrounded with the cable core waterstop, and the periphery of said cable core waterstop is extruded with the waterproof rubber sheath of anti-mud; The raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1 ~ 1.5 part; Activating agent magnesia: 0.5 ~ 1.0 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 ~ 0.1 part; Tetramethylthiuram disulfide TMTD:0.1 ~ 0.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 ~ 1.0 parts; Chinese wax: 0.5 ~ 1.0 part; Stearic acid: 0.5 ~ 1.0 part; Vaseline: 0.5 ~ 1.0 part; High wear-resistant carbon black: 2.0 ~ 5.0 parts; Semi-reinforcing hydrocarbon black: 8.0 ~ 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 ~ 0.5 part; Precipitated calcium carbonate: 10 ~ 15 parts; Antimony oxide: 1.0 ~ 2.5 parts; Superfine talcum powder: 0.5 ~ 1.0 part.
- 2. dredger according to claim 1 bucket is under water used the signal flexible cable, it is characterized in that: the count of each said tension synthetic fiber layer is 50 ~ 60%.
- 3. dredger according to claim 1 bucket is under water used the signal flexible cable, it is characterized in that: the wrapped rate of putting up of said heart yearn waterstop and said cable core waterstop is 10 ~ 15%.
- 4. dredger according to claim 1 bucket is under water used the signal flexible cable, it is characterized in that, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1 part; Activating agent magnesia: 0.5 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 part; Tetramethylthiuram disulfide TMTD:0.1 part; Dibenzothiazyl disulfide DM:0.1 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 part; Chinese wax: 0.5 part; Stearic acid: 0.5 part; Vaseline: 0.5 part; High wear-resistant carbon black: 2.0 parts; Semi-reinforcing hydrocarbon black: 8.0 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 part; Precipitated calcium carbonate: 10 parts; Antimony oxide: 1.0 parts; Superfine talcum powder: 0.5 part.
- 5. dredger according to claim 1 bucket is under water used the signal flexible cable, it is characterized in that, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1.2 parts; Activating agent magnesia: 0.7 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.08 part; Tetramethylthiuram disulfide TMTD:0.3 part; Dibenzothiazyl disulfide DM:0.3 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.7 part; Chinese wax: 0.7 part; Stearic acid: 0.8 part; Vaseline: 0.8 part; High wear-resistant carbon black: 3.5 parts; Semi-reinforcing hydrocarbon black: 12 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.3 part; Precipitated calcium carbonate: 12 parts; Antimony oxide: 1.8 parts; Superfine talcum powder: 0.7 part.
- 6. dredger according to claim 1 bucket is under water used the signal flexible cable, it is characterized in that, the raw material components and the weight content of the said waterproof rubber sheath of anti-mud are following: neoprene T type CR glue: 20 parts; Zinc oxide: 1.5 parts; Activating agent magnesia: 1.0 parts; Ethylene thiourea 2-imidazolidinethione NA-22:0.1 part; Tetramethylthiuram disulfide TMTD:0.5 part; Dibenzothiazyl disulfide DM:0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:1.0 part; Chinese wax: 1.0 parts; Stearic acid: 1.0 parts; Vaseline: 1.0 parts; High wear-resistant carbon black: 5.0 parts; Semi-reinforcing hydrocarbon black: 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.5 part; Precipitated calcium carbonate: 15 parts; Antimony oxide: 2.5 parts; Superfine talcum powder: 1.0 parts.
- A dredger under water bucket with the manufacturing approach of signal flexible cable; It is characterized in that; May further comprise the steps successively: at the wrapped heart yearn waterstop of the periphery of twisted copper conductors; Extrude ethylene propylene rubber insulated layer in said heart yearn waterstop periphery, then behind the periphery braiding insulation heart yearn tension synthetic fiber layer of said ethylene propylene rubber insulated layer, constitute the insulation heart yearn; Each other stranded to become twisted pair wire right with two said insulation heart yearns, and the periphery braiding twisted pair wire antagonism drawing right at said twisted pair wire becomes fibrage; Then the said twisted pair wire strand of three beams is become cable core; Periphery at said cable core weaves cable core tension synthetic fiber layer again; At the wrapped cable core waterstop of the periphery of said cable core tension synthetic fiber layer, the periphery at said cable core waterstop extrudes the waterproof rubber sheath of anti-mud at last; The manufacturing step of the said waterproof rubber sheath of anti-mud is following successively: raw material is prepared by following component and weight content in (1): neoprene T type CR glue: 20 parts; Zinc oxide: 1 ~ 1.5 part; Activating agent magnesia: 0.5 ~ 1.0 part; Ethylene thiourea 2-imidazolidinethione NA-22:0.05 ~ 0.1 part; Tetramethylthiuram disulfide TMTD:0.1 ~ 0.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.5 part; 2,2,4-trimethyl-1,2-dihyaroquinoline condensate RD:0.5 ~ 1.0 parts; Chinese wax: 0.5 ~ 1.0 part; Stearic acid: 0.5 ~ 1.0 part; Vaseline: 0.5 ~ 1.0 part; High wear-resistant carbon black: 2.0 ~ 5.0 parts; Semi-reinforcing hydrocarbon black: 8.0 ~ 15 parts; N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA:0.1 ~ 0.5 part; Precipitated calcium carbonate: 10 ~ 15 parts; Antimony oxide: 1.0 ~ 2.5 parts; Superfine talcum powder: 0.5 ~ 1.0 part; (2) earlier with neoprene T type CR glue in banbury mixing 8 ~ 10 minutes; Add activating agent magnesia, 2 then; 2; 4-trimethyl-1; 2-dihyaroquinoline condensate RD, Chinese wax, stearic acid, vaseline, high wear-resistant carbon black, semi-reinforcing hydrocarbon black, N-isopropyl-N '-diphenyl-para-phenylene diamine 4010NA, precipitated calcium carbonate, antimony oxide and superfine talcum powder in banbury mixing 8 ~ 10 minutes make batch mixing stir; Adopt 40 orders+60 order double-layer leaching nets filter rubber then; Then get back on the clean banbury and to add zinc oxide and ethylene thiourea 2-imidazolidinethione NA-22 continued mixing 4 ~ 7 minutes; And adding tetramethylthiuram disulfide TMTD and dibenzothiazyl disulfide DM in the end 45 ~ 60 seconds the time, temperature is controlled at 95 ~ 115 ℃; Then compound is moved to and further roll sheet in the mill; The temperature that sheet is rolled in mill is controlled at 100 ~ 115 ℃; Rolling the sheet time is 10 ~ 12 minutes; And play 6 ~ 8 triangle bags and turn over even back slice, slice rubber is at room temperature parked heat radiation in 16 ~ 24 hours, makes sheet rubber cool off the back fully and on rubber extruding machine, extrudes sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101770325A CN102364588B (en) | 2011-06-28 | 2011-06-28 | Flexible signal cable for underwater bucket of dredger and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101770325A CN102364588B (en) | 2011-06-28 | 2011-06-28 | Flexible signal cable for underwater bucket of dredger and manufacturing method thereof |
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| CN102364588A CN102364588A (en) | 2012-02-29 |
| CN102364588B true CN102364588B (en) | 2012-11-21 |
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| CN104177676A (en) * | 2014-08-25 | 2014-12-03 | 国家电网公司 | Rubber for cable insulation outer walls and production method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947364Y (en) * | 2006-06-23 | 2007-09-12 | 宝胜科技创新股份有限公司 | Novel high-intensity sheath motion flexible cable |
| CN101314654A (en) * | 2008-06-10 | 2008-12-03 | 江西电缆有限责任公司 | Jacket formula for rubber jacketed flame-proof cable and production method thereof |
| CN201562476U (en) * | 2009-12-15 | 2010-08-25 | 上海南大集团有限公司 | Ethylene propylene rubber-insulated metal-sprayed woven fabric-shielded flexible power cable |
| CN202120674U (en) * | 2011-06-28 | 2012-01-18 | 江苏远洋东泽电缆股份有限公司 | Flexible signal cable for underwater excavator bucket of dredger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006278207A (en) * | 2005-03-30 | 2006-10-12 | Hitachi Cable Ltd | Cable |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947364Y (en) * | 2006-06-23 | 2007-09-12 | 宝胜科技创新股份有限公司 | Novel high-intensity sheath motion flexible cable |
| CN101314654A (en) * | 2008-06-10 | 2008-12-03 | 江西电缆有限责任公司 | Jacket formula for rubber jacketed flame-proof cable and production method thereof |
| CN201562476U (en) * | 2009-12-15 | 2010-08-25 | 上海南大集团有限公司 | Ethylene propylene rubber-insulated metal-sprayed woven fabric-shielded flexible power cable |
| CN202120674U (en) * | 2011-06-28 | 2012-01-18 | 江苏远洋东泽电缆股份有限公司 | Flexible signal cable for underwater excavator bucket of dredger |
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| Title |
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| JP特开2006-278207A 2006.10.12 |
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