CN204435061U - The closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting - Google Patents
The closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting Download PDFInfo
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- CN204435061U CN204435061U CN201520018415.1U CN201520018415U CN204435061U CN 204435061 U CN204435061 U CN 204435061U CN 201520018415 U CN201520018415 U CN 201520018415U CN 204435061 U CN204435061 U CN 204435061U
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Abstract
The utility model belongs to steel wire rope applied technical field, specifically disclose the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting, by central strand, and be arranged on central strand periphery and be the center edge stock of octagonal array with central strand, and be arranged on center edge stock periphery and form with the outer layer strand that center edge stock is octagonal array, wherein, center edge number of share of stock amount is stereotyped writing, and outer layer strand quantity is stereotyped writing; Between described central strand and center edge stock, between center edge stock and outer layer strand, be point cantact.Its structure of the utility model is simple, production cost is low, has stronger tensile strength, fatigue resistance, anticorrosive wear-resistant, and long service life; By calculating repeatedly, test, design and simulated test, produce high strength, high fatigue proof steel wire rope special for electrified railway, compared with conventional steel wires rope, activity coefficient is high, the overstriking of contact aspect steel wire, thus steel wire rope has the advantage of high strength, high endurance, high-conductivity.
Description
Technical field
The utility model belongs to steel wire rope applied technical field, is specifically related to the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting.
Background technology
Along with domestic and development that is world's high-speed railway, steel wire rope special for electrified railway consumption gets more and more, require more and more higher to its quality and performance, its to compensation arrangement mate and use the requirement of steel wire rope more also to come higher, consider rope, under the reasonable coordination of wheel and single unit system race increase little prerequisite, wirerope diameter does not increase substantially, higher requirement is proposed to the rupture pull force of steel wire rope, require that steel wire rope has stronger anti-fatigue performance again, while fatigue performance, steel wire rope also needs to have good specific conductance, and existing compensation rope cannot meet the designing requirement of high-speed railway, can not meet existing high standard requirement.
Therefore, based on the problems referred to above, the utility model provides a kind of railway compensation arrangement parallel twisting closely knit compound steel cord structure.
Utility model content
Utility model object: the purpose of this utility model is to provide the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting, its structure is simple, production cost is low, there is stronger tensile strength, fatigue resistance, anticorrosive wear-resistant, and electric conductivity is excellent, long service life, effective guarantee uses the operating efficiency of rope compensation device and the security of work.
Technical scheme: the utility model provides a kind of railway compensation arrangement parallel twisting closely knit compound steel cord structure, by central strand, and be arranged on central strand periphery and be the center edge stock of octagonal array with central strand, and be arranged on center edge stock periphery and form with the outer layer strand that center edge stock is octagonal array, wherein, center edge number of share of stock amount is stereotyped writing, and outer layer strand quantity is stereotyped writing; Between described central strand and center edge stock, between center edge stock and outer layer strand, be point cantact; Described central strand, center edge stock, outer layer strand all adopt 304 stainless steel wires to obtain; Described central strand is twisted by 19 stainless steel wires; Center edge stock is twisted by 7 stainless steel wires; Described outer layer strand is twisted by 36 stainless steel wires.
The technical program, described central strand is made up of 3-tier architecture, and central strand central core is 1 steel wire, and central strand internal layer is 9 steel wires, and central strand skin is 9 steel wires; Described center edge stock is not made up of 2 Rotating fields, and center edge stock central core is 1 steel wire, and center edge stock skin is 7 steel wires; Described outer layer strand is made up of 5 Rotating fields, and outer layer strand central core is 1 steel wire, and outer layer strand internal layer is 7 steel wires, and outer layer strand time outer 7 steel wires, outer layer strand packed layer is 7 steel wires, and outer layer strand skin is 14 steel wires.
The technical program, the outer diameter of central strand of described central strand is greater than central strand internal layer diameter and is less than central strand central core diameter; The center edge stock central core diameter of described center edge stock is identical with the outer diameter of center edge stock; The outer layer strand central core diameter of described outer layer strand is greater than outer layer strand internal layer diameter, and outer layer strand internal layer diameter is identical with outer layer strand time outer diameter, and outer layer strand time outer diameter is greater than outer layer strand packed layer diameter, and the outer diameter of outer layer strand is greater than outer layer strand central core diameter.
The technical program, the outer layer strand packed layer of described outer layer strand is that 7 steel wires are evenly arranged on outer layer strand internal layer periphery and are disposed between outer layer strand time skin.
Compared with prior art, the beneficial effect of the closely knit compound steel cord structure of a kind of railway of the utility model compensation arrangement parallel twisting is: 1, its structure is simple, production cost is low, there is stronger tensile strength, fatigue resistance, anticorrosive wear-resistant, and long service life, effective guarantee uses the operating efficiency of steel-wire isolator equipment and the security of work; 2, by calculating repeatedly, test, design and simulated test, produce high strength, high fatigue proof steel wire rope special for electrified railway, compared with conventional steel wires rope, activity coefficient is high, the overstriking of contact aspect steel wire, thus steel wire rope has the advantage of high strength, high endurance, high-conductivity.
Accompanying drawing explanation
Fig. 1 is the structural representation of the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting of the present utility model;
Wherein, in figure, sequence number mark is as follows: 1-central strand, 2-center edge stock, 3-outer layer strand.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further.
The closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting as shown in Figure 1, by central strand 1, and be arranged on central strand 1 periphery and with the central strand 1 center edge stock 2 in octagonal array, and be arranged on center edge stock 2 periphery and form with the outer layer strand 3 of center edge stock 2 in octagonal array, wherein, center edge stock 2 quantity is stereotyped writing, and outer layer strand 3 quantity is stereotyped writing; Between central strand 1 and center edge stock 2, between center edge stock 2 and outer layer strand 3, be point cantact; Central strand 1, center edge stock 2, outer layer strand 3 all adopt 304 stainless steel wires to obtain; Central strand 1 is twisted by 19 stainless steel wires; Center edge stock 2 is twisted by 7 stainless steel wires; Outer layer strand 3 is twisted by 36 stainless steel wires.
Preferred further, central strand 1 is made up of 3-tier architecture, and central strand central core is 1 steel wire, and central strand internal layer is 9 steel wires, and central strand skin is 9 steel wires; Center edge stock 2 is made up of 2 Rotating fields respectively, and center edge stock central core is 1 steel wire, and center edge stock skin is 7 steel wires; Outer layer strand 3 is made up of 5 Rotating fields, and outer layer strand central core is 1 steel wire, and outer layer strand internal layer is 7 steel wires, outer layer strand time outer 7 steel wires, and outer layer strand packed layer is 7 steel wires, and outer layer strand skin is 14 steel wires; The outer diameter of central strand of central strand 1 is greater than central strand internal layer diameter and is less than central strand central core diameter; The center edge stock central core diameter of center edge stock 2 is identical with the outer diameter of center edge stock; The outer layer strand central core diameter of outer layer strand 3 is greater than outer layer strand internal layer diameter, and outer layer strand internal layer diameter is identical with outer layer strand time outer diameter, and outer layer strand time outer diameter is greater than outer layer strand packed layer diameter, and the outer diameter of outer layer strand is greater than outer layer strand central core diameter; The outer layer strand packed layer of outer layer strand 3 is that 7 steel wires are evenly arranged on outer layer strand internal layer periphery and are disposed between outer layer strand time skin, steel wire rope has stronger tensile strength to adopt this kind of structure to ensure, fatigue resistance, anticorrosive wear-resistant, high conduction performance, long service life, and structure is simple and easy to production and processing.
Wherein, the steel wire rope of 8 × 36WS+PWRC structure, each outer layer strand 3 is five-layer structures of 1 × (14+7/7+7+1), and center edge stock 2 is double-layer structures of 1 × (6+1), and central strand 1 is the three-decker of 1 × (9+9+1).The diameter of this structure 8 × (14+7/7+7+1)+8 × (6+1)+1 × (9+9+1) steel wire rope is 8.75 millimeters-9.25 millimeters, central strand 1 and center edge stock 2, center edge stock 2 and the lay pitch of outer layer strand 3 are that 55-60 millimeter (is examined by first after lay pitch table engage a gear, recheck during lower whorl), after closing rope, ovality is that 0.25mm (ensures that Forming die is accurate, volume under pressure is out of shape) after noting adjustment, glacing flatness is 0.0125mm (without wavy), rope is twisted with the fingers to being ZS structure (right ordinary lay), after tested, this overall breaking force of steel wire rope is 54KN, antifatigue number of times is 20000 times, whole rope tension >=50KN after labor.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvement, these improvement also should be considered as protection domain of the present utility model.
Claims (4)
1. the closely knit compound steel cord structure of railway compensation arrangement parallel twisting, it is characterized in that: by central strand (1), and be arranged on central strand (1) peripheral and with the center edge stock (2) of central strand (1) in octagonal array, and be arranged on center edge stock (2) periphery and form with center edge stock (2) outer layer strand in octagonal array (3), wherein, center edge stock (2) quantity is stereotyped writing, and outer layer strand (3) quantity is stereotyped writing; Between described central strand (1) and center edge stock (2), between center edge stock (2) and outer layer strand (3), be point cantact; Described central strand (1), center edge stock (2), outer layer strand (3) all adopt 304 stainless steel wires to obtain; Described central strand (1) is twisted by 19 stainless steel wires; Center edge stock (2) is twisted by 7 stainless steel wires; Described outer layer strand (3) is twisted by 36 stainless steel wires.
2. the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting according to claim 1, it is characterized in that: described central strand (1) is made up of 3-tier architecture, central strand central core is 1 steel wire, and central strand internal layer is 9 steel wires, and central strand skin is 9 steel wires; Described center edge stock (2) is made up of 2 Rotating fields respectively, and center edge stock central core is 1 steel wire, and center edge stock skin is 7 steel wires; Described outer layer strand (3) is made up of 5 Rotating fields, and outer layer strand central core is 1 steel wire, and outer layer strand internal layer is 7 steel wires, and outer layer strand time outer 7 steel wires, outer layer strand packed layer is 7 steel wires, and outer layer strand skin is 14 steel wires.
3. the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting according to claim 2, is characterized in that: the outer diameter of central strand of described central strand (1) is greater than central strand internal layer diameter and is less than central strand central core diameter; The center edge stock central core diameter of described center edge stock (2) is identical with the outer diameter of center edge stock; The outer layer strand central core diameter of described outer layer strand (3) is greater than outer layer strand internal layer diameter, outer layer strand internal layer diameter is identical with outer layer strand time outer diameter, outer layer strand time outer diameter is greater than outer layer strand packed layer diameter, and the outer diameter of outer layer strand is greater than outer layer strand central core diameter.
4. the closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting according to claim 3, is characterized in that: outer layer strand packed layer 7 steel wires of described outer layer strand (3) are evenly arranged on outer layer strand internal layer periphery and are disposed between outer layer strand time skin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018415.1U CN204435061U (en) | 2015-01-12 | 2015-01-12 | The closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520018415.1U CN204435061U (en) | 2015-01-12 | 2015-01-12 | The closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting |
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| CN204435061U true CN204435061U (en) | 2015-07-01 |
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| CN201520018415.1U Expired - Fee Related CN204435061U (en) | 2015-01-12 | 2015-01-12 | The closely knit compound steel cord structure of a kind of railway compensation arrangement parallel twisting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436390A (en) * | 2016-11-24 | 2017-02-22 | 江苏亚盛金属制品有限公司 | Composite asphalt-dipped parallelly-entwisted dense steel wire rope |
| CN106436391A (en) * | 2016-11-24 | 2017-02-22 | 江苏亚盛金属制品有限公司 | Asphalt saturated composite steel wire rope |
-
2015
- 2015-01-12 CN CN201520018415.1U patent/CN204435061U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436390A (en) * | 2016-11-24 | 2017-02-22 | 江苏亚盛金属制品有限公司 | Composite asphalt-dipped parallelly-entwisted dense steel wire rope |
| CN106436391A (en) * | 2016-11-24 | 2017-02-22 | 江苏亚盛金属制品有限公司 | Asphalt saturated composite steel wire rope |
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| Date | Code | Title | Description |
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| 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: 20150701 Termination date: 20160112 |