CN209923669U - Steel wire rope for mine - Google Patents
Steel wire rope for mine Download PDFInfo
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- CN209923669U CN209923669U CN201920298274.1U CN201920298274U CN209923669U CN 209923669 U CN209923669 U CN 209923669U CN 201920298274 U CN201920298274 U CN 201920298274U CN 209923669 U CN209923669 U CN 209923669U
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Abstract
The utility model provides a steel wire rope for a mine, which consists of a metal rope core and six outer layer steel wire rope strands, wherein the six outer layer steel wire rope strands are uniformly distributed on the circumference of the metal rope core; the metal rope core consists of a central strand and 6 middle steel wire strands, the central strand consists of 7 thick steel wires and 6 thin steel wires, the 7 thick steel wires are divided into two layers in a mode that the first layer is 1 thick steel wire and the second layer is 6 thick steel wires from inside to outside, and the 6 thin steel wires of the central strand are respectively positioned between two adjacent thick steel wires in the 6 thick steel wires of the second layer; the 6 middle steel wire rope strands are composed of 9 steel wires, and the 6 middle steel wire rope strands are arranged corresponding to the 6 thick steel wires on the second layer of the central strand; each outer layer steel wire rope strand consists of 10 steel wires; six outer layer steel wire rope strands and six middle steel wire rope strands of the metal rope core are correspondingly arranged. The steel wire rope has the advantages that the steel wires are in contact with each other to form a large plane or a cambered surface, the steel wires are in tight contact, and the steel wire rope has the characteristics of high tensile strength and large bearing capacity.
Description
Technical Field
The utility model relates to a wire rope technical field especially relates to a wire rope for mine.
Background
The mining industry refers to the extraction of naturally occurring minerals, such as solids (e.g., coal and minerals), liquids (e.g., crude oil), or gases (e.g., natural gas), including underground or above ground mining, the operation of mines, and all ancillary work generally undertaken at or near the site intended to process raw materials. The steel wire rope for the mine is one of the most important parts in mine development, is mainly used for lifting various mines, is also used in the fields of passenger transport, freight transport cableways, ground cable cars and towing cableways, and is applied to development and construction of coal mines, buildings, transportation, tourism and the like in China. The steel wire rope for the mine commonly used at present has low tensile strength, small bearing capacity, broken strand of strand steel wire, influence on normal use and short service life. Therefore, in order to solve the above technical problems, it is urgent to develop a new wire rope for a mine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a wire rope for mine, compare with the wire rope of ordinary structure, this wire rope has tensile strength height, bearing capacity is big, characteristics such as breaking tension height, long service life.
The utility model discloses a realize like this:
the utility model provides a steel wire rope for a mine, which consists of a metal rope core and six outer layer steel wire rope strands, wherein the six outer layer steel wire rope strands are uniformly distributed on the circumference of the metal rope core;
the metal rope core consists of a central strand and 6 middle steel wire strands, the central strand consists of 7 thick steel wires and 6 thin steel wires, the 7 thick steel wires are divided into two layers in a mode that the first layer is 1 thick steel wire from inside to outside and the second layer is 6 thick steel wires, and the 6 thin steel wires of the central strand are respectively positioned between two adjacent thick steel wires in the 6 thick steel wires of the second layer; the 6 middle steel wire rope strands are composed of 9 steel wires, 1 of the 9 steel wires of the middle steel wire rope strands is located at the center position, and 8 steel wires are uniformly distributed on the circumference of the steel wire at the center position; the 6 middle steel wire strands are arranged corresponding to 6 thick steel wires of the second layer of the central strand;
each outer layer steel wire rope strand consists of 10 steel wires, 1 of the 10 steel wires of the middle steel wire rope strand is positioned at the central position of the outer layer steel wire rope strand, and 9 steel wires are uniformly distributed on the circumference of the central position of the outer layer steel wire rope strand; six outer layer steel wire strands of the metal rope core are arranged corresponding to the six middle steel wire strands.
The utility model discloses following beneficial effect has: the metal rope core and the steel wires in the six outer-layer steel wire rope strands are in contact with each other to form a large plane or a cambered surface, the steel wires are in tight contact, the 6 middle steel wire rope strands are arranged corresponding to the 6 thick steel wires on the second layer of the central strand, and the six outer-layer steel wire rope strands and the six middle steel wire rope strands of the metal rope core are arranged corresponding to each other, so that the steel wire rope is stable in structure, large in steel wire filling density coefficient and large in bearing capacity. The 6 thin steel wires of center thigh are located respectively between two adjacent thick steel wires in the 6 thick steel wires of second floor, promptly the center thigh the 6 thin steel wires seal the outward flange of the 6 thick steel wires of second floor for the periphery zero clearance of center thigh 11 makes center thigh play stronger supporting role, and further makes steel wire packing density coefficient big, and wire rope bearing capacity increases, has still played anticorrosive effect.
Drawings
Fig. 1 is a schematic structural diagram of a steel wire rope for a mine provided in embodiment 1 of the present invention;
in figure 1, a metal cord; 11. a central strand; 12. an intermediate wire strand; 2. outer layer steel wire strands.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a mine steel wire rope, which is composed of a metal rope core 1 and six outer layer steel wire rope strands 2, wherein the six outer layer steel wire rope strands 2 are uniformly distributed on the circumference of the metal rope core 1;
the metal rope core 1 consists of a central strand 11 and 6 intermediate steel wire strands 12, the central strand consists of 7 thick steel wires and 6 thin steel wires, the 7 thick steel wires are divided into two layers in a mode that the first layer is 1 thick steel wire and the second layer is 6 thick steel wires from inside to outside, and the 6 thin steel wires of the central strand are respectively positioned between two adjacent thick steel wires in the 6 thick steel wires of the second layer; the 6 middle steel wire rope strands are composed of 9 steel wires, 1 of the 9 steel wires of the middle steel wire rope strands is located at the center position, and 8 steel wires are uniformly distributed on the circumference of the steel wire at the center position; the 6 middle steel wire strands are arranged corresponding to 6 thick steel wires of the second layer of the central strand;
each outer layer steel wire rope strand consists of 10 steel wires, 1 of the 10 steel wires of the middle steel wire rope strand is positioned at the central position of the outer layer steel wire rope strand, and 9 steel wires are uniformly distributed on the circumference of the central position of the outer layer steel wire rope strand; six outer layer steel wire strands of the metal rope core are arranged corresponding to the six middle steel wire strands.
An embodiment of the utility model provides a pair of wire rope for mine, each steel wire in metal rope core and the six outer steel wire rope strands contacts each other for a great plane or cambered surface, and each steel wire contact is inseparable, just 6 middle steel wire rope strands with the corresponding setting of 6 thick steel wires on the second floor of central thigh, six outer steel wire rope strands of metal rope core with six middle steel wire rope strands correspond the setting for wire rope's stable in structure, steel wire packing density coefficient is big, and wire rope bearing capacity is big. The 6 thin steel wires of center thigh are located respectively between two adjacent thick steel wires in the 6 thick steel wires of second floor, promptly the center thigh the 6 thin steel wires seal the outward flange of the 6 thick steel wires of second floor for the periphery zero clearance of center thigh 11 makes center thigh play stronger supporting role, and further makes steel wire packing density coefficient big, and wire rope bearing capacity increases, has still played anticorrosive effect.
Preferably, the metal cord core is a high strength polyester fiber cord. The high-strength polyester fiber rope is not easy to deform and plays a supporting role in the using process of the steel wire rope, and each strand of the outer layer of the steel wire rope cannot be severely rubbed and broken, so that the service life of the steel wire rope is prolonged; in the traditional steel wire rope, strands on the outer layer are severely rubbed, so that the steel wire rope deforms after being broken and is scrapped in advance.
When the steel wire rope is manufactured, one central strand 11 and 6 middle steel wire rope strands 12 are twisted together to form an inner layer of the steel wire rope; the outer layer steel wire rope strand 2 and the inner layer are combined to finish the rope combination operation, and the structural extension of the steel wire rope is reduced, so that the flexibility of the steel wire rope is ensured, and the steel wire rope has high wear resistance.
Preferably, the outer layer of steel wire strands 2 is externally provided with a polyurethane coating having a thickness of 3-4 mm. Due to the existence of the polyurethane coating on the surface of the steel wire rope, when the steel wire rope is pulled, the abrasion of the steel wire rope is reduced, and the abrasion resistance of the steel wire rope can be improved. And moreover, the polyurethane material has self-lubricating property, so that the steel wire rope does not need to be lubricated and maintained in use, and the maintenance is convenient. And the 3-4mm polyurethane coating has good antioxidation effect on the steel wire rope, plays a role of a water-resistant layer, enables the steel wire rope structure to have good corrosion resistance and effectively prolongs the service life of the steel wire rope.
Preferably, the diameter ratio of each layer of steel wires in the intermediate steel wire strand is: first layer 1 central steel wire: the second layer is 8 peripheral filaments with the ratio of 0.38-1.6: 0.32-1.5.
Preferably, the diameter ratio of each layer of steel wires in the outer layer of steel wire strands is as follows: first layer 1 central steel wire: the second layer is 9 peripheral filaments with the ratio of 0.38-1.6: 0.32-1.5.
Preferably, the ratio of the diameters of the 7 thick steel wires and the 6 thin steel wires of the metal cord is 0.38-0.48: 1.21-1.90.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The steel wire rope for the mine is characterized by consisting of a metal rope core and six outer layer steel wire rope strands, wherein the six outer layer steel wire rope strands are uniformly distributed on the circumference of the metal rope core;
the metal rope core consists of a central strand and 6 middle steel wire strands, the central strand consists of 7 thick steel wires and 6 thin steel wires, the 7 thick steel wires are divided into two layers in a mode that the first layer is 1 thick steel wire from inside to outside and the second layer is 6 thick steel wires, and the 6 thin steel wires of the central strand are respectively positioned between two adjacent thick steel wires in the 6 thick steel wires of the second layer; the 6 middle steel wire rope strands are composed of 9 steel wires, 1 of the 9 steel wires of the middle steel wire rope strands is located at the center position, and 8 steel wires are uniformly distributed on the circumference of the steel wire at the center position; the 6 middle steel wire strands are arranged corresponding to 6 thick steel wires of the second layer of the central strand;
each outer layer steel wire rope strand consists of 10 steel wires, 1 of the 10 steel wires of the middle steel wire rope strand is positioned at the central position of the outer layer steel wire rope strand, and 9 steel wires are uniformly distributed on the circumference of the central position of the outer layer steel wire rope strand; six outer layer steel wire strands of the metal rope core are arranged corresponding to the six middle steel wire strands.
2. The mining steel cord as claimed in claim 1, wherein said metal cord core and said six outer layer wire strands are high strength polyester fiber cords.
3. A mine steel cord as claimed in claim 1, wherein the diameter ratio of the wires in each layer of said intermediate wire strand is: first layer 1 central steel wire: the second layer is 8 peripheral filaments with the ratio of 0.38-1.6: 0.32-1.5.
4. A mine steel cord as claimed in claim 1, wherein the diameter ratio of the wires in each layer of said outer layer wire strand is: first layer 1 central steel wire: the second layer is 9 peripheral filaments with the ratio of 0.38-1.6: 0.32-1.5.
5. The mining steel cord as claimed in claim 1, wherein the ratio of the diameters of the 7 thick wires and the 6 thin wires of the metal cord is 0.38-0.48: 1.21-1.90.
6. A mine steel cord as claimed in claim 1, characterized in that the outer layer of steel strands is provided externally with a polyurethane coating having a thickness of 3-4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298274.1U CN209923669U (en) | 2019-03-08 | 2019-03-08 | Steel wire rope for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298274.1U CN209923669U (en) | 2019-03-08 | 2019-03-08 | Steel wire rope for mine |
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| Publication Number | Publication Date |
|---|---|
| CN209923669U true CN209923669U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920298274.1U Active CN209923669U (en) | 2019-03-08 | 2019-03-08 | Steel wire rope for mine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270540A (en) * | 2020-02-25 | 2020-06-12 | 江苏赛福天钢索股份有限公司 | Ladder steel wire rope for winch type villa and preparation method thereof |
-
2019
- 2019-03-08 CN CN201920298274.1U patent/CN209923669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270540A (en) * | 2020-02-25 | 2020-06-12 | 江苏赛福天钢索股份有限公司 | Ladder steel wire rope for winch type villa and preparation method thereof |
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