CN206070227U - A kind of filled type contact structure steel wire rope - Google Patents

Abstract

This utility model filled type contact structure steel wire rope, it includes ground floor wire rope core, ground floor rope strand and ground floor filler wires, the ground floor rope strand and the ground floor filler wires one-shot forming twisting are on ground floor wire rope core, the ground floor filler wires of the space filling with certain monofilament tensile strength between the ground floor wire rope core and ground floor rope strand, and during rope is closed, the ground floor rope strand and the ground floor filler wires are synchronously imported and are closed up a little, and primary twisting is into finished product；The ground floor wire rope core and ground floor rope strand are filled type contact structure steel wire ropes simultaneously again, and the ground floor filler wires is monofilament, and all steel wires are respectively provided with identical tensile strength of wire.This utility model adopts filler wires, improves the bulkfactor of steel wire rope, and in the case of identical tensile strength of wire, the product of equivalent diameter design, new structure can increase by 7% filling area, improve 9% rupture pull force.

Description

A kind of filled type contact structure steel wire rope

Technical field

The present invention relates to a kind of steel wire rope, more particularly to a kind of new filled type contact structure steel wire rope.

Background technology

Steel wire rope class product purpose is quite varied, and different use occasions have different requirements to the performance of steel wire rope, because This various new steel wire rope is continued to bring out, so as to drive the continuous development of steel wire rope product.With new technology, new technique, Continually developing for new product, provides solid foundation to create Novel steel wire rope class product.The species of steel wire rope is from rope at present In stock between layers from the point of view of the contact condition of steel wire, it is divided into substantially a contact, linear contact lay, face and contacts, this development trend is So that the bearing capacity of steel wire rope is gradually increased, but the production procedure of all steel wire ropes is all first wire drawing, is twisting with the fingers stock, finally will The share of different contact conditions closes rope and is produced as finished product.From the point of view of the steel wire rope sectional area of same diameter, linear contact lay wire rope , much larger than point contact, corresponding steel wire rope bulkfactor is high for contact area, in other conditions just as in the case of, linear contact lay steel wire The loss of strength of rope is less than the loss of strength of point-contact lay wire rope.Therefore in terms of bearing capacity, general linear contact lay wire rope 8-10% is improved than point-contact lay wire rope.And facial-contracted wire rope is further increased due to contact area, steel wire rope density system Number is higher, and bearing capacity and service life are also higher, but due to Producing Facial Contacted Wire Ropes complex process, and for steel wire rope Applying working condition requires that strictly not all use occasion for requiring that bearing capacity is high can select to contact steel wire using face Rope.For some require that wirerope diameter is constant, bearing capacity is further improved, at the same steel wire rope surface also need to it is certain For the steel wire rope being used in combination with rubber, polyurethane etc., the bulkfactor of steel wire rope is further improved, by different steel wires Rope structure designs to realize, the such as parallel closely knit filler wires formula contact structure for twisting with the fingers structure or new invention.

The structure with filler wires or steel strand or part steel wire and part steel strand of the present invention, this structure Also there is embodiment in current various steel cord structure standards.

For example：Application number 2010206716510《One kind completely fills formula linear contact lay wire rope》, expiring in the prior art fill formula Linear contact lay wire rope, comprising central part, ground floor Gang Si Bales, second layer Gang Si Bales；The ground floor Gang Si Bales wrap up central part； The second layer Gang Si Bales wrap up ground floor Gang Si Bales；The central part is made up of a 4th Gang Si Bales；The ground floor steel Silk Bales includes the 2nd steel silk Bales, the 3rd steel silk Bales；The 2nd steel silk Bales with diameter greater than the 3rd steel silk Bales；Described adjacent second The 3rd Gang Si Bales are provided between Gang Si Bales；The second layer steel silk Bales is formed by a steel silk Bales is mutually tangent.The existing skill Linear contact lay between the steel wire of art, contact stress is little, density is big, bearing capacity is strong, and formula linear contact lay steel wire is filled in expiring for long service life Rope.

For example：Application number 2013100918362《A kind of steel wire rope for strengthening corrosion resistance》, the enhancing in the prior art The steel wire rope of corrosion resistance, it includes wire rope core and rope strand, and wire rope core includes central strand dough-making powder stock, and face stock twisting is restricted in central strand Stock twisting is on wire rope core；It is characterized in that in the space between wire rope core and rope strand filled with zinc silk, zinc silk a diameter of 1.2～ 3.0mm.The prior art is with can strengthen decay resistance, the steel wire rope of enhancing corrosion resistance that increases the service life.

For example：Application number 201510062995.9《A kind of filled type contact structure steel wire rope》, in the prior art Filled type contact structure steel wire rope, including wire rope core, rope strand and filler wires or filler wires stock or it is partially filled with steel wire portion Filler wires stock, wire rope core and rope strand is divided to be contact or linear contact lay stock, rope strand and filler wires or filler wires stock or a portion Filler wires is divided to be partially filled with steel strand one-shot forming twisting on wire rope core, the space filling between wire rope core and rope strand is with certain The filler wires or filler wires stock of tensile strength of wire are partially filled with cable segments filler wires stock, and are closing rope process In, the rope strand and filler wires or filler wires stock or it is partially filled with cable segments filler wires stock and synchronously imports and close up a little, Primary twisting is into finished product.

The present invention is the further improvement to above-mentioned three prior arts, perfect, raising.

The content of the invention

For the problem that prior art is present, it is an object of the invention to provide a kind of new filler wires linear contact lay steel Cord structure.

Realize technical scheme that the purpose of the present invention adopts for：A kind of filled type contact structure steel wire rope, it includes One layer of wire rope core, ground floor rope strand and ground floor filler wires, the ground floor rope strand and the ground floor filler wires once into , on ground floor wire rope core, the space filling between the ground floor wire rope core and ground floor rope strand is with certain monofilament tension for type twisting The ground floor filler wires of intensity, and during rope is closed, the ground floor rope strand and the ground floor filler wires are same Step importing is closed up a little, and primary twisting is into finished product；It is characterized in that：

The ground floor rope strand is in outer layer, is 7～9, per share by the first wire rope core, the first rope strand and the first filling steel Silk composition, first rope strand and the first filler wires one-shot forming twisting on the first wire rope core, first wire rope core and First filler wires of the space filling with certain monofilament tensile strength between first rope strand, and during rope is closed, First rope strand and first filler wires are synchronously imported and are closed up a little, and primary twisting is into finished product；

The ground floor wire rope core is 1, is made up of the second wire rope core, the second rope strand and the second filler wires per core, described the Two rope strands and the second filler wires one-shot forming twisting on the second wire rope core, between second wire rope core and the second rope strand Space filling with certain monofilament tensile strength second filler wires, and close rope during, second rope strand and Second filler wires is synchronously imported and is closed up a little, and primary twisting is into finished product；

The ground floor filler wires is monofilament；

First filler wires is monofilament；

Second filler wires is monofilament；

First wire rope core, the first rope strand, the first filler wires, second wire rope core, the second rope strand and the second filling steel Silk, the ground floor filler wires is identical tensile strength of wire.

The present invention is this have the advantage that compared with prior art：The product of equivalent diameter design, new structure can increase 7% filling area, improves 9% rupture pull force, simultaneously because the stability of this new construction, for whole rope rupture pull force Improve contribution and can reach more than 20%, therefore this new structure further improves activity coefficient and carries, and improves steel wire rope Density is sparse, and steel wire rope entirety rupture pull force rises.

Description of the drawings

Steel cord structure schematic diagrams of the Fig. 1 for the embodiment of the present invention.

In figure, 1 is ground floor wire rope core；2 is ground floor rope strand；3 is ground floor filler wires；21 is the first wire rope core；22 are First rope strand；23 is the first filler wires；11 is the second wire rope core；12 is the second rope strand；13 is the second filler wires.

Specific embodiment

The present invention is described in further detail below in conjunction with the drawings and specific embodiments.

Steel cord structure schematic diagrams of the Fig. 1 for the embodiment of the present invention.To produce a diameter of 13.35mm steel wire ropes as embodiment 1, the wire rope core of steel wire rope is 1*29Fi, and its string diameter proportioning is 1.30+0.98/0.38+0.85, and ground floor rope strand is 1*29Fi, its String diameter proportioning is 1.15+0.85/0.33+0.77, a diameter of 0.71mm of filler wires, and the total sectional area of such steel wire rope is 90.448mm², when all wire rope monofilament intensity are in more than 2800MPa, the actual rupture pull force of steel wire rope can reach 225kN, and the theoretical rupture pull force of whole rope is 215Kn, therefore actual rupture pull force rises 9.73Kn, and single Theoretical Calculation fills silk The rupture pull force of contribution only has 5.65kN, therefore the structural stability brought by the design of new construction, causes actual disrumpent feelings Pulling force lifts 4.08kN.

The filled type contact structure steel wire rope of the above embodiment of the present invention, between wire rope core, rope strand and filler wires three Must be identical monofilament tensile strength, can just reach the technique effect of the present invention.I.e.：Only identical steel wire intensity rank, Advantageously in the supporting ＆ stablizing for causing central strand can postpone in production and application or detect the whole center restricted in fracture Stock rupture time, so as to improve the overall rupture pull force of steel wire rope, serves the more stable effect of steel cord structure.

As a same reason, the embodiment of the present invention adopts filler wires, improves the bulkfactor of steel wire rope, anti-in identical steel wire In the case of tensile strength, the product of equivalent diameter design, new structure can increase by 7% filling area, improve 9% it is disrumpent feelings Pulling force, steel cord structure are more stable, and the structure can lift 20% for the rupture pull force of steel wire rope.

The preferred embodiments of the invention is the foregoing is only, the practical range of the present invention is limited with this not, it is all ripe Skilled person is known, with the principle and technical characteristic, the various changes made and decoration of the present invention, this right should be all covered by Within the protection category defined by claim.Although it has to be noted that highlighting dough-making powder in embodiment of the present invention prioritization scheme Stock steel wire has the filler wires or filler wires stock of identical steel wire intensity rank or is partially filled with cable segments filling steel Thread has an optimal effect, but the filler wires with certain monofilament tensile strength or filler wires stock or portion Divide filler wires to be partially filled with protrusion, the significant effect that steel strand equally has the present invention, similarly belong to power of the present invention Within the protection domain of sharp claim.

Claims (1)

1. a kind of filled type contact structure steel wire rope, it includes ground floor wire rope core, ground floor rope strand and ground floor filling steel Silk, the ground floor rope strand and the ground floor filler wires one-shot forming twisting on ground floor wire rope core, the ground floor rope The ground floor filler wires of the space filling with certain monofilament tensile strength between core and ground floor rope strand, and closing rope During, the ground floor rope strand and the ground floor filler wires are synchronously imported and are closed up a little, and primary twisting is into finished product；Its feature It is：

The ground floor rope strand is in outer layer, is 7～9, per share by the first wire rope core, the first rope strand and the first filler wires group Into, first rope strand and the first filler wires one-shot forming twisting on the first wire rope core, first wire rope core and first First filler wires of the space filling with certain monofilament tensile strength between rope strand, and during rope is closed, it is described First rope strand and first filler wires are synchronously imported and are closed up a little, and primary twisting is into finished product；

The ground floor wire rope core is 1, is made up of the second wire rope core, the second rope strand and the second filler wires per core, second rope Stock and space of the second filler wires one-shot forming twisting on the second wire rope core, between second wire rope core and the second rope strand Second filler wires of the filling with certain monofilament tensile strength, and during rope is closed, second rope strand and described Second filler wires is synchronously imported and is closed up a little, and primary twisting is into finished product；

The ground floor filler wires is monofilament；

First filler wires is monofilament；

Second filler wires is monofilament；

First wire rope core, the first rope strand and the first filler wires, second wire rope core, the second rope strand and the second filling steel Silk, the ground floor filler wires is identical tensile strength of wire.