CN209941380U

CN209941380U - Reinforced steel strand

Info

Publication number: CN209941380U
Application number: CN201920584448.0U
Authority: CN
Inventors: 闫全成
Original assignee: Hebei Yutian Communication Equipment Co Ltd
Current assignee: Hebei Yutian Communication Equipment Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-01-14
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a reinforced steel strand wires, including steel strand wires body, fixed anchor plate, corrugated sleeve pipe, fixed anchor plate facial make-up is equipped with the extrusion anchor, is provided with the through wires hole on the extrusion anchor, and the through wires hole endotheca is equipped with vulcanization sleeve pipe, is provided with the tube hole on the vulcanization sleeve pipe, and the tube hole runs through with the steel strand wires body and cup joints, is provided with the line concentration hole on the corrugated sleeve pipe, and corrugated sleeve pipe runs through with the steel strand wires body through the line concentration hole and cup joints. Vulcanization sleeve pipe itself has the high and high characteristic of wearability of tensile strength, has effectively strengthened the tensile wearability between steel strand wires body outer wall and the vulcanization sleeve pipe, has effectively strengthened the extrusion buffering nature of steel strand wires body outer wall and line concentration hole inner wall, avoids steel strand wires body outer wall and the long-time rigid extrusion of patchhole inner wall of line concentration hole to cause the fracture, has effectively strengthened the puncture resistance of corrugated sleeve pipe outer wall and the resistance to pressure between steel strand wires body and the corrugated sleeve pipe inner wall.

Description

Reinforced steel strand

Technical Field

The utility model relates to a steel strand wires technical field specifically is a reinforced steel strand wires.

Background

The steel strand is a product formed by twisting a plurality of steel wires, is mainly used for bridge carrier cables, stay wires and the like, needs to be matched with an anchorage device in the installation process, and forms a whole stay wire by inserting and extruding the anchor device in a way of being matched with an extrusion anchor of the anchorage device, each stay wire is formed by a plurality of steel strands, however,

1. the existing steel strand body can be directly inserted into the extrusion anchor, after the installation is finished, because the inner wall surface of the extrusion anchor and the outer wall surface of the steel strand body can keep an extrusion state for a long time, two ends of the steel strand body can be pulled, and the tensile abrasion resistance between the inner wall surface of the extrusion anchor and the outer wall surface of the steel strand body is low;

2. when the whole bundle of steel strand bodies is inserted into the wire collecting hole of the corrugated sleeve, a plurality of steel strand bodies are obliquely inserted into the wire collecting hole and are easily and rigidly extruded with the inner wall of the insertion hole of the wire collecting hole for a long time, and even the steel strand bodies are broken.

3. In addition, the corrugated sleeve mostly does not have a tough pressure-resistant layer and a puncture-resistant layer, so that the puncture resistance of the outer wall of the corrugated sleeve and the pressure resistance between the steel strand body and the inner wall of the corrugated sleeve are reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strengthen shaped steel strand wires to solve the tensile wearability that prior art exists between steel strand wires body outer wall and the vulcanization sleeve pipe lower, steel strand wires body outer wall and the extrusion buffering nature of line concentration hole inner wall lower, the corrugated sleeve pipe outer wall prevent the puncture nature and the relatively poor problem of resistance to pressure between steel strand wires body and the corrugated sleeve pipe inner wall.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reinforced steel strand wires, includes steel strand wires body, fixed anchor board, corrugated sleeve, fixed anchor board facial make-up is equipped with the extrusion anchor, be provided with the through wires hole on the extrusion anchor, the through wires hole endotheca is equipped with vulcanizes the sleeve, vulcanize and be provided with the tube hole on the sleeve, the tube hole runs through with the steel strand wires body and cup joints, the last line concentration hole that is provided with of corrugated sleeve, corrugated sleeve runs through with the steel strand wires body through the line concentration hole and cup joints.

Preferably, a phenolic resin layer is arranged on the inner wall of the wire collecting hole.

Preferably, the wire collecting hole is of a conical funnel-shaped structure.

Preferably, the outer wall surface of the corrugated sleeve is provided with a puncture-proof layer.

Preferably, the inner wall surface of the corrugated sleeve is provided with a tough pressure-resistant layer.

Preferably, the flexible pressure-resistant layer is of a triangular connection structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the arranged vulcanization sleeve structure, after the steel strand body and the extrusion anchor are inserted and installed, the pipe hole of the vulcanization sleeve preset in the extrusion anchor is extruded, penetrated and sleeved with the outer wall surface of the steel strand body, and the vulcanization sleeve has the characteristics of high tensile strength and high wear resistance, so that the tensile wear resistance between the outer wall surface of the steel strand body and the vulcanization sleeve is effectively enhanced;

2. through the circular cone infundibulate line concentration hole and the phenolic resin layer that set up, phenolic resin layer itself has high elastic modulus, has effectively strengthened the extrusion buffering nature of steel strand wires body outer wall and line concentration hole inner wall, avoids steel strand wires body outer wall and the long-time rigid extrusion of patchhole inner wall in line concentration hole to cause the fracture.

3. Through the toughness withstand voltage layer and the puncture-proof layer that set up, effectively strengthened the withstand voltage nature between the puncture-proof nature of corrugated sleeve pipe outer wall and steel strand wires body and corrugated sleeve pipe inner wall.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

fig. 2 is a side view of the splicing structure of the part a corrugated sleeve and the steel strand body.

In the figure: the cable comprises a steel strand body 1, a fixed anchor plate 2, an extrusion anchor 3, a threading hole 31, a vulcanized sleeve 32, a pipe hole 33, a corrugated sleeve 4, a wire collecting hole 41, a phenolic resin layer 42, a puncture-proof layer 5 and a tough pressure-resistant layer 6.

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 work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a reinforced steel strand comprises a steel strand body 1, a fixed anchor plate 2 and a corrugated sleeve 4, wherein an extrusion anchor 3 is arranged on the fixed anchor plate 2, the whole steel strand body 1 is made of high-carbon steel wire rod SWRH, and needs to be matched with the fixed anchor plate 2 in the installation process, the steel strand body 1 is matched with the extrusion anchor 3 on the fixed anchor plate 2 to be inserted and extruded for anchoring to form a whole bundle of stay wires, each bundle of stay wire consists of a plurality of steel strands, the whole bundle of stay wires can penetrate through and be inserted into the corrugated sleeve 4, a wire collecting hole 41 of the corrugated sleeve 4 is integrated for wire collecting and is fixed to the stay wire fixing end of an external bridge, a threading hole 31 is formed in the extrusion anchor 3, a vulcanization sleeve 32 is sleeved in the threading hole 31, a pipe hole 33 is formed in the vulcanization sleeve 32, the pipe hole 33 is sleeved with the steel strand body 1 in a penetrating manner, a wire collecting hole 41 is formed in the corrugated sleeve 4, the corrugated sleeve 4 is sleeved with the steel strand, when the installation, steel strand wires body 1 can run through with the vulcanize sleeve pipe 32 of presetting in the inside of the through wires hole 31 of extrusion anchor 3 and peg graft, and the installation is accomplished the back, because the internal face of vulcanize sleeve pipe 32 can keep the extrusion state with steel strand wires body 1 outer wall for a long time, and vulcanize sleeve pipe 32 wholly adopts vulcanized rubber to make, and it itself has tensile strength height and the high characteristic of wearability, has effectively strengthened the tensile wearability between steel strand wires body 1 outer wall and the vulcanize sleeve pipe 32.

Referring to fig. 1, a phenolic resin layer 42 is disposed on an inner wall of a hole of a wire collecting hole 41, the wire collecting hole 41 is of a conical funnel-shaped structure, a steel strand body 1 is integrally inserted into the wire collecting hole 41 on the left side after being integrated into a whole on the left side, the right side of the wire collecting hole 41 is of the conical funnel-shaped structure, and the wire collecting hole 41 is filled with the phenolic resin layer 42, because some of the steel strand bodies 1 are obliquely inserted into the wire collecting hole 41, the conical funnel-shaped structure can avoid hard extrusion with an outer wall surface of the steel strand body 1 which is obliquely inserted, and the phenolic resin layer 42 has a high elastic modulus, so that the extrusion buffering performance of the outer wall of the steel strand body 1 and the inner wall of the hole of the wire collecting.

Referring to fig. 1 and 2, the outer wall surface of the corrugated sleeve 4 is provided with the puncture-proof layer 5, the puncture-proof layer 5 arranged on the outer wall surface of the corrugated sleeve 4 is integrally made of soft dacron cloth, and a steel wire stranded layer is arranged in the puncture-proof layer, so that the whole corrugated sleeve 4 is prevented from being punctured by an external sharp object, and the puncture-proof performance of the outer wall of the corrugated sleeve 4 is enhanced.

Referring to fig. 1 and 2, a flexible pressure-resistant layer 6 is arranged on the inner wall surface of the corrugated sleeve 4, the flexible pressure-resistant layer 6 is of a triangular connection structure, the flexible pressure-resistant layer 6 is integrally made of a PU foam rubber sleeve and is embedded in the inner wall of the corrugated sleeve 4, the PU foam rubber sleeve has high elastic deformation recovery capability, and when being extruded, extrusion force can be buffered and offset, so that the pressure resistance between the steel strand body 1 and the inner wall of the corrugated sleeve 4 is enhanced.

The utility model discloses when concrete implementation: when the steel strand body 1 is installed, the steel strand body 1 can penetrate and be inserted into a vulcanization sleeve 32 preset in the threading hole 31 of the extrusion anchor 3, after the installation is completed, because the inner wall surface of the vulcanization sleeve 32 can be kept in an extrusion state with the outer wall surface of the steel strand body 1 for a long time, the vulcanization sleeve 32 has the characteristics of high tensile strength and high wear resistance, the tensile and wear resistance between the outer wall surface of the steel strand body 1 and the vulcanization sleeve 32 is effectively enhanced, in addition, the steel strand body 1 is integrally inserted into the wire collecting hole 41 on the left side after the left side is integrated, the right side of the wire collecting hole 41 is in a conical funnel-shaped structure, the wire collecting hole 41 is filled with a phenolic resin layer 42, as a plurality of steel strand bodies 1 are obliquely inserted into the wire collecting hole 41, at the moment, the conical funnel-shaped structure can avoid hard extrusion with the outer wall surface of the obliquely inserted steel strand body 1, and, effectively strengthened the extrusion buffer nature of 1 outer wall of steel strand wires body and 41 hole inner walls in line concentration hole, in addition, set up the puncture-proof layer 5 of the outer wall surface at corrugated sleeve 4 can avoid corrugated sleeve 4 whole to be pricked out the crack by outside sharp object, and toughness withstand voltage 6 is whole to adopt PU foaming gum cover to make and embedded setting on corrugated sleeve 4 inner wall, PU foaming gum cover itself has high elastic deformation recovery ability, when receiving the extrusion, can cushion the extrusion force and offset, whole puncture-proof nature of having strengthened corrugated sleeve 4 outer wall and the resistance to pressure between steel strand wires body 1 and the corrugated sleeve 4 inner wall.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a strengthen shaped steel strand wires, includes steel strand wires body (1), fixed anchor slab (2), ripple sleeve pipe (4), its characterized in that: fixed anchor plate (2) facial make-up is equipped with extrusion anchor (3), be provided with through wires hole (31) on extrusion anchor (3), the cover is equipped with vulcanization sleeve pipe (32) in through wires hole (31), be provided with tube hole (33) on vulcanization sleeve pipe (32), tube hole (33) and steel strand wires body (1) run through and cup joint, be provided with line concentration hole (41) on corrugated pipe (4), corrugated pipe (4) run through with steel strand wires body (1) through line concentration hole (41) and cup joint.

2. The reinforced steel strand as set forth in claim 1, wherein: and a phenolic resin layer (42) is arranged on the inner wall of the wire collecting hole (41).

3. The reinforced steel strand as set forth in claim 1, wherein: the wire collecting hole (41) is of a conical funnel-shaped structure.

4. The reinforced steel strand as set forth in claim 1, wherein: and the outer wall surface of the corrugated sleeve (4) is provided with a puncture-proof layer (5).

5. The reinforced steel strand as set forth in claim 4, wherein: and a flexible pressure-resistant layer (6) is arranged on the inner wall surface of the corrugated sleeve (4).

6. The reinforced steel strand as set forth in claim 5, wherein: the flexible pressure-resistant layer (6) is of a triangular connecting structure.