CN202258458U - Special tensile drag control cable - Google Patents
Special tensile drag control cable Download PDFInfo
- Publication number
- CN202258458U CN202258458U CN2011204344804U CN201120434480U CN202258458U CN 202258458 U CN202258458 U CN 202258458U CN 2011204344804 U CN2011204344804 U CN 2011204344804U CN 201120434480 U CN201120434480 U CN 201120434480U CN 202258458 U CN202258458 U CN 202258458U
- Authority
- CN
- China
- Prior art keywords
- cable
- resistance
- core
- insulation
- cable core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Ropes Or Cables (AREA)
Abstract
The utility model discloses a special tensile drag control cable. Insulation wire cores are formed by a plurality of composite stranded galvanized mild steel wires, tin-plated anaerobic copper wires and extruded insulation layers; the insulation wire cores are stranded into a cable core; packing layers formed by hemp ropes are respectively filled in the gaps of the cable core; the cable core is overlapped with a tear-resistance polypropylene tape and is extruded with a tensile abrasion-resistance polyurethane elastomer outer sheath; the outermost layer of the cable is a knitted galvanized steel wire outer sheath layer; the insulation wire cores comprise a plurality of composite stranded galvanized mild steel wires as reinforcing cores and a plurality of tin-plated anaerobic copper wires as copper conductors; and the extruded insulation layers are made of composite ethylene propylene diene monomer rubber. The special tensile drag control cable disclosed by the utility model has the characteristics of high tensile strength, high flexibility, high abrasion resistance, oil resistance, ageing resistance, external environment weather resistance and the like, simultaneously, also has excellent functions of high bending and winding performance, drag resistance, environmental protection and the like, and is suitable for places with equipment, such as winding drums, port machines, mining machines and the like. The service life of the special tensile drag control cable is greatly prolonged.
Description
Technical field:
The utility model relates to a kind of extraordinary tension and pulls control cable.
Background technology:
Domestic equipment and high crooked mainly use or common rubber sleeve flexible cable and the common cables that pull of cable of reeling, pull the place such as reel, port machine, digger of being used for, conductor adopts common synnema and lay configuration, has perhaps improved the insulation and the sheath characteristic of cable; But cable is in running; Because unbalance stress, reasons such as the excessive or high bending of pulling force, high coilings, common Plastic-sheathed Cable and common pulls cable and is in operation and very easily receives external force and damage; The disconnected core of conductor occurring is a kind of common faults; Generally about 3 months, bring very big inconvenience to work the useful life of cable, has influence on the raising of production efficiency especially; Be unfavorable for the industry enlarged reproduction, perplexing the user greatly.
Summary of the invention:
For overcoming the defective of prior art; The purpose of the utility model is to provide a kind of extraordinary tension to pull control cable; It has characteristics such as high-tensile, highly-flexible degree, high abrasion, oil resistant, ageing-resistant, the weather of anti-the external environment; Also have simultaneously high crooked reel, anti-ly pull, the function of many excellences such as environmental protection, be suitable for equipment such as reel, port machine, digger or place and use, improve the useful life that pulls cable greatly.
The utility model technical solution problem adopts following technical scheme:
Extraordinary tension pulls control cable; Twisting galvanized mild steel silk, zinc-plated copper free wire and insulation again by multiply extrudes layer and constitutes insulated wire cores; Many said insulated wire cores are twisted into cable core; Fill the packed layer that is made up of the rope made of hemp in the cable core gap, the cable core lap wound of attaching most importance to is surrounded by the anti tear polypropylene tape, is extruded with tension abrasion resistant polyurethane elastomer oversheath, and the outermost layer of cable is braiding zinc-coated wire outer jacket;
Said insulated wire cores is twisted the galvanized mild steel silk again by multiply and is formed as copper conductor as strengthening core and zinc-plated copper free wire, and said insulation extrudes layer and adopts an EPDM compounded rubber to constitute.
The extraordinary tension of the utility model pulls the manufacturing approach of control cable, carries out as follows:
A, according to the cross section of cable, select for use the multiply that is fit to external diameter to twist the galvanized mild steel silk again at the conductor center and strengthen, do not allow joint in the middle of the steel wire;
B, select 16 ingot high-speed knitters for use, steel wire and copper conductor are carried out doubling, and thread tension is wanted evenly according to the cross section of conductor; Joint will weld, and doubling is installed in bobbin on the braiding machine after accomplishing; Gear changing more; Pitch and the tension force of adjustment braiding machine weave, and are 0.2mm when following when weaving line diameter, and the braiding machine starting up speed is controlled at 70%～80% of maximum operating speed; When the braiding line diameter is 0.2mm and when above, the braiding machine starting up speed is controlled at 55%～65% of maximum operating speed; Braiding angle is controlled between 45 °～60 ° when calculating lay of braiding, and count is not less than 80%;
C, extrude EPDM compounded rubber insulating barrier; The insulation nominal thickness is with reference to the relevant regulations of GB/T12706.1-2008 national standard; The thinnest point is not less than the 90%-0.1mm of nominal value; Average thickness is not less than nominal value, and insulating exruded mould adopts squash type, and core rod and die sleeve size are carried out by following provisions respectively during the mould apolegamy:
Core rod size: D
Core=D
0+ ε
Wherein: D
0Be core external diameter before extruding, ε was the line surplus;
Cross selecting for use of line surplus ε, meet the regulation of following table:
Die sleeve size: D
Cover=D
0+ 26-(0.1～0.4) mm;
Wherein: D
0Be core external diameter before extruding, 6 is insulation thickness;
Temperature control parameter is following during extruded insulation:
The interior steam pressure of curing tube is controlled like following table with the sulfuration linear speed when insulating exruded, and speed of production allows suitable adjustment to be as the criterion with actual cure efficiency the best;
| Nominal cross mm 2 | Steam pressure Mpa | Sulfuration linear speed m/min |
| 1.0 | 1.0～1.2 | 30～35 |
| 1.5 | 1.0～1.2 | 25～30 |
| 2.5 | 1.0～1.2 | 20～25 |
| 4 | 1.0～1.2 | 15～20 |
D, each insulated wire cores are carried out the dextrad stranding, during stranding; Each core Tension Control is even, and insulated wire cores is according to natural numerical order arrangement from inside to outside, and the stranding lay ratio is controlled between 12～14; The cable core gap adopts the rope made of hemp to fill rounding, and the doubling mould is chosen according to laying up diameter, crosses the line surplus and is controlled between 0.5～1.0mm; The outer overlapping wrapped anti tear polypropylene tape of cable core, the overlapping wrapped rate of putting up adopt left-hand wrapped between 25%～30% when wrapped;
E, the outer plsitive mold that adopts of cable core polypropylene tape extrude tension abrasion resistant polyurethane elastomer oversheath; Protective cover material carries out drying before extruding; Baking temperature is controlled between 100～115 ℃, and the time is 1～2 hour, and the sheath extrusion temperature is controlled between 90～120 ℃;
The sheath nominal thickness calculates according to the computational methods of GB/T12706.1-2008 national standard, and the thinnest point is not less than the 85%-0.1mm of nominal value, and average thickness is not less than nominal value, and the outlet speed control is at 10～15m/min;
F, oversheath outer braid zinc-coated wire according to the IEC60092-376:2003 international standard, select per share radical and filament diameter to require to carry out doubling; The doubling even tension, the wire joint welding is after doubling is accomplished; Be installed in bobbin on the braiding machine, gear changing more, the pitch and the tension force of adjustment braiding machine weave; When the braiding line diameter is that 0.2mm is when following; The braiding machine starting up speed is controlled at 60%～70% of maximum operating speed, and when the braiding line diameter is 0.2mm and when above, the braiding machine starting up speed is controlled at 50%～60% of maximum operating speed; Braiding angle is controlled between 45 °～60 ° when calculating lay of braiding, and count is not less than 85%.
Compared with present technology, the beneficial effect of the utility model is embodied in:
1, the utility model conductor adopt multiply twist again the galvanized mild steel silk as strengthening core and tincopper fuse wire braided armor as the copper conductor combining structure; Improved the tensile strength of cable greatly; Guarantee that simultaneously cable keeps excellent electric property in running; And flexible coiling, pull long service life.
2, extraordinary tension ethylene propylene diene rubber insulation EPR4045 is after sulfuration in the utility model, and mechanical performance improves greatly, is rich in fabulous elasticity simultaneously, guarantees that cable has excellent electric property, mechanical performance and softness.The long-time running temperature of cable is compared with common rubber cable at 90 ℃, and the ampacity of cable improves, and rise appreciably useful life.
3, extruding tension abrasion resistant polyurethane elastomer oversheath in the utility model is the new material that occurs on the market, not only has excellent elasticity, toughness, intensity, has the incomparable advantages of many other materials such as good anti-environment is corrosion-resistant simultaneously.The employing of this new material has guaranteed that cable has characteristics such as high-tensile, highly-flexible degree, high coiling, high abrasion, oil resistant, ageing-resistant, the weather of anti-external environment the, environmental protection, satisfies frequent instructions for use of moving with bend tension fully.
4, the utility model adopts the braiding zinc-coated wire as outer jacket, has improved the bending property and the tensile strength of cable greatly, has effectively protected the damage of sheath simultaneously, improves the useful life of cable.
5, the manufacturing approach of the utility model is the weaving manufacturing technology of passing through long-term practice, exploring a kind of effective novel manufacturing process and the method, particularly conductor of coming out; Break through the idea that conductor is stranded or bundle closes for a long time, adopted a kind of middle reinforcement, composite conductor structure of its outer braiding; Not only improved the tensile property of conductor; And having improved flexibility, the bending property of cable, cable is through long-term frequent move, can not occur fully disconnected core, breaking phenomena, the useful life of having improved cable greatly; Produce good economic and social benefit, drive enterprise and aspect scientific and technical innovation, obtain faster development.
Description of drawings:
Fig. 1 is the structural representation of the utility model cable.
Label among the figure: 1 galvanized mild steel silk, 2 zinc-plated copper free wires, 3 insulation extrude layer, 4 packed layers, 5 polypropylene tapes, 6 oversheaths, 7 outer jackets.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment:
Embodiment: referring to Fig. 1; The extraordinary tension of present embodiment pulls control cable; Twist galvanized mild steel silk 1, zinc-plated copper free wire 2 and insulation again by multiply and extrude layer and 3 constitute insulated wire cores, many said insulated wire cores are twisted into cable core, fill the packed layer 4 that is made up of the rope made of hemp in the cable core gap; The cable core lap wound of attaching most importance to is surrounded by anti tear polypropylene tape 5, is extruded with tension abrasion resistant polyurethane elastomer oversheath 6, and the outermost layer of cable is braiding zinc-coated wire outer jacket 7;
Said insulated wire cores is twisted galvanized mild steel silk 1 again by multiply and is formed as copper conductor as strengthening core and zinc-plated copper free wire 2, and said insulation extrudes layer 3 and adopts EPDM compounded rubbers to constitute.
The manufacturing approach of the utility model cable, carry out as follows:
A, according to the cross section of cable, the conductor center adopts the multiply that is fit to external diameter to twist the galvanized mild steel silk again to strengthen, do not allow joint in the middle of the steel wire.The cable nominal cross is respectively: 1.0mm
2, 1.5mm
2, 2.5mm
2And 4mm
2, 1.0mm wherein
2It is that (section of steel wire is 1.2mm: 1.0mm that conductor center strengthening core adopts diameter
2, number of share of stock and filament diameter are: multiply 32/0.20mm) is twisted galvanized mild steel silk, 1.5mm again
2And 2.5mm
2It is that (section of steel wire is 1.5mm: 1.5mm that conductor center strengthening core adopts diameter
2, number of share of stock and filament diameter are: multiply 48/0.20mm) is twisted galvanized mild steel silk, 4mm again
2It is that (section of steel wire is 2.0mm: 2.5mm that conductor center strengthening core adopts diameter
2, number of share of stock and filament diameter are: multiply 80/0.20mm) is twisted the galvanized mild steel silk again, and galvanized mild steel silk each item performance meets the GB/T343-1994 request of national standard.
B, select 16 ingot high-speed knitters for use according to the cross section of conductor, braiding requires with braided wires per share radical and filament diameter as follows: the copper conductor nominal cross is 1.0mm
2The time, per share radical and filament diameter are 5/0.13mm; The copper conductor nominal cross is 1.5mm
2The time, per share radical and filament diameter are 6/0.14mm; The copper conductor nominal cross is 2.5mm
2The time, per share radical and filament diameter are 5/0.20mm; The copper conductor nominal cross is 4mm
2The time, per share radical and filament diameter are 5/0.25mm.
Per share radical and filament diameter requires to carry out doubling more than the basis then, and thread tension will be evenly, and joint will weld; Doubling is installed in bobbin on the braiding machine, more gear changing after accomplishing as requested; Pitch of adjustment braiding machine (braiding angle is controlled between 45 °～60 ° when calculating lay of braiding, and count is not less than 80%) and tension force (tension force answers degree of tightness suitable, is as the criterion with actual weave effect) weave; When the braiding line diameter is that 0.2mm is when following; The braiding machine starting up speed is controlled at 70%～80% of maximum operating speed, and when the braiding line diameter is 0.2mm and when above, the braiding machine starting up speed is controlled at 55%～65% of maximum operating speed.
C, extrude EPDM compounded rubber (EPR4045) insulating barrier, its material composition mainly contains 25% EPDM ERP4045,15% CPE 140B; 40% calcium carbonate activated; 16% superfine talcum powder, and 4% paraffin, DCP and other auxiliary agents are formed 1～35kV rubber cable CCV production line that insulating exruded equipment recommendation adopts German TROESTER to produce; Guarantee insulating exruded effect; The insulation nominal thickness is with reference to the relevant regulations of GB/T12706.1-2008 national standard, and the thinnest point is not less than the 90%-0.1mm of nominal value, and average thickness is not less than nominal value; Insulating exruded mould adopts squash type, and core rod and die sleeve size are carried out by following provisions respectively during the mould apolegamy:
Core rod size: D
Core=D
0+ ε
Wherein: D
0Be core external diameter before extruding, ε was the line surplus;
Cross selecting for use of line surplus ε, meet the regulation of following table:
Die sleeve size: D
Cover=D
0+ 2 δ-(0.1～0.4) mm;
Wherein: D
0Be core external diameter before extruding, δ is an insulation thickness;
Temperature control parameter is following during extruded insulation:
The interior steam pressure of curing tube is controlled like following table with the sulfuration linear speed when insulating exruded, and speed of production allows suitable adjustment to be as the criterion with actual cure efficiency the best;
| Nominal cross mm 2 | Steam pressure Mpa | Sulfuration linear speed m/min |
| 1.0 | 1.0～1.2 | 30～35 |
| 1.5 | 1.0～1.2 | 25～30 |
| 2.5 | 1.0～1.2 | 20～25 |
| 4 | 1.0～1.2 | 15～20 |
D, each insulated wire cores are carried out the dextrad stranding, during stranding; Each core Tension Control is even, and insulated wire cores is according to natural numerical order arrangement from inside to outside, and the stranding lay ratio is controlled between 12～14; The cable core gap adopts the rope made of hemp to fill rounding, and the doubling mould is chosen according to laying up diameter, crosses the line surplus and is controlled between 0.5～1.0mm; The outer overlapping wrapped anti tear polypropylene tape of cable core, the overlapping wrapped rate of putting up adopt left-hand wrapped between 25%～30% when wrapped;
E, the outer plsitive mold that adopts of cable core polypropylene tape extrude tension abrasion resistant polyurethane elastomer oversheath; Protective cover material carries out drying before extruding; Baking temperature is controlled between 100～115 ℃, and the time is 1～2 hour, and the sheath extrusion temperature is controlled between 90～120 ℃;
The sheath nominal thickness calculates according to the computational methods of GB/T12706.1-2008 national standard, and the thinnest point is not less than the 85%-0.1mm of nominal value, and average thickness is not less than nominal value, and the outlet speed control is at 10～15m/min;
F, oversheath outer braid zinc-coated wire are selected suitable braiding machine for use according to the outside diameter of cable, recommend to select for use 24 ingot high speed steel wire braiding machines; According to the IEC60092-376:2003 international standard, select per share radical and filament diameter to require to carry out doubling, and thread tension is wanted evenly; Wire joint will weld, and doubling is installed in bobbin on the braiding machine after accomplishing as requested; Gear changing more; Pitch of adjustment braiding machine (braiding angle is controlled between 45 °～60 ° when calculating lay of braiding, and count is not less than 85%) and tension force (tension force answers degree of tightness suitable, is as the criterion with actual weave effect) weave; When the braiding line diameter is that 0.2mm is when following; The braiding machine starting up speed is controlled at 60%～70% of maximum operating speed, and when the braiding line diameter is 0.2mm and when above, the braiding machine starting up speed is controlled at 50%～60% of maximum operating speed.
In the utility model manufacturing approach implementation process, should note following some:
1, the reinforcement galvanized mild steel silk at the conductor center structure that must employing tangles again, and can not have joint in the middle of guaranteeing, with tensile property and crooked, the softness of guaranteeing cable.
2, in the conductor braid, per share and line tension must be consistent, during braiding; Tension Control is even, and retractable cable is consistent, during thread-changing; Joint will be handled smooth, forbids braid bad phenomenon such as burr, eye to occur, to guarantee the electric conductivity and the electric property of cable.
When 3, insulated wire cores extruded, insulating material must guarantee cleaning, and adopted squash type production, controlled sulfuration steam pressure, curingprocess rate in the production process well, and adjusted mould, forbade occurring bad phenomenon such as eccentric, sulfuration inequality, broken hole.
When 4, stranding is wrapped; The rope made of hemp in the middle of the cable core must be filled closely knit, rounding, and the core Tension Control is even; The stranding lay ratio is controlled between the 12-14, avoids frequent the moving of cable core in crooked moving process and causes the phenomenon such as extruding, stretching of core and destroyed the insulation property of core; Cable core is answered overlapping wrapped suitable anti tear polypropylene tape outward, does not allow to occur bottom pour ladle, wrapped loose phenomenon.
When 5, oversheath is extruded elastomer tension abrasion resistant polyurethane compound; Should note the product quality of protective cover material, phenomenon such as forbid occurring getting damp, and before extruding, carry out certain oven dry and handle; Extrusion temperature will control to suitable scope, to guarantee good plasticizing and perfect technical matters.
6, braiding zinc-coated wire armour is as the external protection of cable, must guarantee phenomenons such as being convinced of its outward appearance, no burr, no leak, and when requirement wove, braided wires tension force will unanimity, and pitch will be controlled well, and the joint should be handled smooth.
Claims (1)
1. extraordinary tension pulls control cable; It is characterized in that; Twist galvanized mild steel silk (1), zinc-plated copper free wire (2) and insulation again by multiply and extrude layer (3) formation insulated wire cores, many said insulated wire cores are twisted into cable core, fill the packed layer (4) that is made up of the rope made of hemp in the cable core gap; The cable core lap wound of attaching most importance to is surrounded by anti tear polypropylene tape (5), is extruded with tension abrasion resistant polyurethane elastomer oversheath (6), and the outermost layer of cable is braiding zinc-coated wire outer jacket (7);
Said insulated wire cores is twisted galvanized mild steel silk (1) again by multiply and is formed as copper conductor as strengthening core and zinc-plated copper free wire (2), and said insulation extrudes layer (3) and adopts an EPDM compounded rubber to constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204344804U CN202258458U (en) | 2011-11-04 | 2011-11-04 | Special tensile drag control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204344804U CN202258458U (en) | 2011-11-04 | 2011-11-04 | Special tensile drag control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202258458U true CN202258458U (en) | 2012-05-30 |
Family
ID=46119666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204344804U Expired - Fee Related CN202258458U (en) | 2011-11-04 | 2011-11-04 | Special tensile drag control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202258458U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360603A (en) * | 2011-11-04 | 2012-02-22 | 安徽新亚特电缆集团有限公司 | Special tensile dragging control cable and method for manufacturing same |
| CN105869726A (en) * | 2016-05-20 | 2016-08-17 | 常熟市鑫华电子科技有限公司 | High-elasticity and shielding control composite cable used for road machinery |
-
2011
- 2011-11-04 CN CN2011204344804U patent/CN202258458U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360603A (en) * | 2011-11-04 | 2012-02-22 | 安徽新亚特电缆集团有限公司 | Special tensile dragging control cable and method for manufacturing same |
| CN105869726A (en) * | 2016-05-20 | 2016-08-17 | 常熟市鑫华电子科技有限公司 | High-elasticity and shielding control composite cable used for road machinery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102360603B (en) | Special tensile dragging control cable and method for manufacturing same | |
| CN105321627B (en) | 6～35kV of rated voltage high resiliency warp resistance wind energy cables and manufacture method | |
| CN104751943B (en) | Wear-resistant and pressure-resistant cable and preparation method thereof | |
| CN102800390B (en) | Load-bearing compression-resisting cable for moving occasions and manufacturing method thereof | |
| CN104036859A (en) | Torsion resistant photoelectric composite medium-voltage drum cable | |
| CN104751977A (en) | Wear resisting and drag resisting power cable | |
| CN104112506A (en) | Flexible cable of coal cutter | |
| CN105679427A (en) | Reinforced composite rubber sheathed flat flexible cable and production technology thereof | |
| CN202258458U (en) | Special tensile drag control cable | |
| CN204178770U (en) | A kind of high-tensile wear-resistant flexible cable | |
| CN204029415U (en) | A kind of soft cable of coal mining machine | |
| CN209708669U (en) | A kind of Medical Devices cable of multi-functional resist bending fatigue | |
| CN202632832U (en) | Pull-resistant and anti-abrasion cable for shuttle car | |
| CN207441328U (en) | A kind of high-temperature-restension-resistant tension-resistant flexible cable | |
| CN102298990A (en) | Towing resistance rubber flexible cable with flexibility reinforcement structure | |
| CN107464606B (en) | Mining bending-resistant dragging cable and manufacturing method thereof | |
| CN104376922A (en) | Manufacturing method of rubber jacketed flexible cables for shield tunneling machines | |
| CN202332387U (en) | Power cable for hoisting harbor machinery | |
| CN214705475U (en) | Halogen-free medium-voltage power cable for tunneling shield equipment | |
| CN103811116A (en) | Flexible trailing cable for harbor crane | |
| CN205264387U (en) | Anti -oxidation insulating stretch -proof control cable | |
| CN204904878U (en) | Two cuff belt of protecting weave intermediate layer tow chain cable | |
| CN102982873A (en) | Tensile cable | |
| CN207867938U (en) | A kind of reinforced rubber covered flexible electric cable for coal mining of resist bending | |
| CN208157099U (en) | A kind of compound frequency conversion drum cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20141104 |
|
| EXPY | Termination of patent right or utility model |