阅读说明：本技术 一种将预应力钢绞线快速拆分成多根高强钢丝的工具 (Tool for rapidly splitting prestressed steel strand into multiple high-strength steel wires ) 是由 梁瑞信 范巍 尹翔 王华东 张家榕 李延阳 陆金琦 陈治锋 于 2020-11-11 设计创作，主要内容包括：本发明公开了一种将预应力钢绞线快速拆分成多根高强钢丝的工具,包括底板、设置于底板上端面一侧的承载板、设置于底板上端面远离承载板的放置板以及设置于承载板上端面中心的放置环,所述放置环的外缘面底部与承载板焊接固定,所述承载板的上端面两侧对称构造有一组矩形块,一组所述矩形块的上端面均固定安装有电动升缩杆,所述电动升缩杆朝向放置环的一端延伸至放置环内并固定连接有弧形固定板,所述弧形固定板的内缘面上固定安装有防滑垫,所述放置板的上端面居中固定焊接有轴承套,该将预应力钢绞线快速拆分成多根高强钢丝的工具,结构合理,便于对钢绞线进行快捷的拆分和捻制,且便于对不同规格的钢绞线进行固定,实用性强。(The invention discloses a tool for quickly splitting a prestressed steel strand into a plurality of high-strength steel wires, which comprises a bottom plate, a bearing plate arranged on one side of the upper end surface of the bottom plate, a placing plate arranged on the upper end surface of the bottom plate and far away from the bearing plate, and a placing ring arranged in the center of the upper end surface of the bearing plate, wherein the bottom of the outer edge surface of the placing ring is welded and fixed with the bearing plate, a group of rectangular blocks are symmetrically constructed on two sides of the upper end surface of the bearing plate, electric telescopic rods are fixedly arranged on the upper end surfaces of the group of rectangular blocks, one end of each electric telescopic rod, facing the placing ring, extends into the placing ring and is fixedly connected with an arc-shaped fixed plate, an anti-skid pad is fixedly arranged on the inner edge surface of the arc-shaped fixed plate, and a bearing sleeve is fixedly welded in the middle of the upper end surface of the placing plate, so, and the steel strands of different specifications are convenient to fix, and the practicability is strong.)

1. A tool for quickly splitting a prestressed steel strand into a plurality of high-strength steel wires comprises a bottom plate (1), a bearing plate (10) arranged on one side of the upper end face of the bottom plate (1), a placing plate (4) arranged on the upper end face of the bottom plate (1) and far away from the bearing plate (10), and a placing ring (14) arranged in the center of the upper end face of the bearing plate (10);

the method is characterized in that: the bottom of the outer edge surface of the placing ring (14) is fixedly welded with the bearing plate (10), a group of rectangular blocks (12) are symmetrically constructed on two sides of the upper end surface of the bearing plate (10), electric telescopic rods (13) are fixedly installed on the upper end surfaces of the group of rectangular blocks (12), one ends of the electric telescopic rods (13) facing the placing ring (14) extend into the placing ring (14) and are fixedly connected with an arc-shaped fixing plate (1301), and anti-skidding pads are fixedly installed on the inner edge surface of the arc-shaped fixing plate (1301);

the fixed welding between two parties of the up end of placing board (4) has bearing housing (6), the interior all edge face of bearing housing (6) has fixed ring (7) that all extend bearing housing (6) at both ends through multiunit roller bearing swing joint, the one end fixedly connected with L type pole (902) of loading board (10) are kept away from to fixed ring (7), the one end structure that solid fixed ring (7) were kept away from to L type pole (902) has handle (9).

2. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 1, wherein: a set of fixed orifices has been seted up to the outer fringe face top symmetry of solid fixed ring (7), and clamping screw (8) are installed to the threaded fit in the fixed orifices, the one end of clamping screw (8) extends to solid fixed ring (7) in and fixedly connected with crimping board, and threaded fit installs fixation nut (801) on the outer fringe face of clamping screw (8).

3. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 1, wherein: rectangular channel (101) have been seted up between two parties to one side that the loading board (10) was kept away from to the up end of bottom plate (1), and motor (3) are installed between two parties to one side that loading board (10) were kept away from in bottom plate (1), place board (4) and be the rectangular plate structure.

4. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 3, wherein: the motor (3) is connected with a threaded shaft (301) which is movably arranged in the rectangular groove (101) through a motor shaft, a movable block is installed on the outer edge surface of the threaded shaft (301) in a threaded fit mode, and the upper end face of the movable block is fixedly connected with the lower end face of the placing plate (4).

5. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 1, wherein: a set of ear plates (401) are symmetrically constructed at the end parts of two sides of the placing plate (4), and a set of round holes for inserting and installing positioning bolts (5) are formed in the upper end faces of the ear plates (401).

6. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 1, wherein: a group of extension plates (1001) are symmetrically constructed at the end parts of two sides of the bearing plate (10), and threaded holes for mounting fixing bolts (11) are formed in the upper end faces of the extension plates (1001).

7. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 6, wherein: the upper end face bilateral symmetry of loading board (10) is seted up the spacing hole of a set of screw-thread fit adjusting bolt (15) installation, screw-thread fit installs hex nut (1501) on the outer fringe face of adjusting bolt (15).

8. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 1, wherein: the lower terminal surface four corners of bottom plate (1) all welded connection have supporting leg (2), the one end fixedly connected with supporting legs (201) of bottom plate (1) are kept away from to supporting leg (2).

9. The tool for rapidly splitting the prestressed steel strand into the plurality of high-strength steel wires according to claim 1, wherein: and an anti-slip sleeve (901) is arranged on the outer edge surface of the handle (9).

Technical Field

The invention belongs to the technical field of prestressed anchor cable engineering, and particularly relates to a tool for quickly splitting a prestressed steel strand into a plurality of high-strength steel wires.

Background

For the prestressed anchorage cable project, before the non-cohesive prestressed anchorage cable is used, the outer cladding of the steel strand of the inner anchoring section needs to be stripped, special anti-corrosion grease on the outer surface of the high-strength steel wire needs to be cleaned one by one, and after the cleaning is finished, the steel strand is twisted again by a plurality of high-strength steel wires. The existing method for splitting and re-twisting the steel strand has low efficiency.

The existing method for splitting and twisting the recovered steel strand has low efficiency. During the split, the operation personnel are required to be disassembled section by section from the end of the inner anchoring section to the end direction of the tensioning section, and during the twisting restoration, the operation personnel are required to be twisted section by section from the end of the tensioning section to the end direction of the inner anchoring section, so that the device is very inconvenient, the existing device is inconvenient to fix the steel strand without specifications, and the practicability is poor.

Disclosure of Invention

The invention aims to provide a tool for quickly splitting a prestressed steel strand into a plurality of high-strength steel wires so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a tool for quickly splitting a prestressed steel strand into a plurality of high-strength steel wires comprises a bottom plate, a bearing plate arranged on one side of the upper end surface of the bottom plate, a placing plate arranged on the upper end surface of the bottom plate and far away from the bearing plate, and a placing ring arranged in the center of the upper end surface of the bearing plate;

the bottom of the outer edge surface of the placing ring is welded and fixed with the bearing plate, a group of rectangular blocks are symmetrically constructed on two sides of the upper end surface of the bearing plate, electric lifting and contracting rods are fixedly installed on the upper end surfaces of the rectangular blocks, one ends of the electric lifting and contracting rods, facing the placing ring, extend into the placing ring and are fixedly connected with an arc-shaped fixing plate, and anti-skidding pads are fixedly installed on the inner edge surface of the arc-shaped fixing plate;

the fixed welding between two parties of the up end of placing the board has the bearing housing, the interior all fixed ring that the bearing housing was all extended at both ends through multiunit roller bearing swing joint to the inner fringe face of bearing housing, the one end fixedly connected with L type pole that loading board was kept away from to fixed ring, the one end that solid fixed ring was kept away from to L type pole is constructed there is the handle.

Preferably, a set of fixed orifices has been seted up to solid fixed ring's outer fringe face top symmetry, and the screw-thread fit installs clamping screw in the fixed orifices, clamping screw's one end extends to in the fixed ring and fixedly connected with crimping board, and the screw-thread fit installs fixation nut on clamping screw's the outer fringe face.

Preferably, a rectangular groove is formed in the middle of one side, away from the bearing plate, of the upper end face of the bottom plate, a motor is installed in the middle of one side, away from the bearing plate, of the bottom plate, and the placing plate is of a rectangular plate-shaped structure.

Preferably, the motor is connected with the screw shaft that the activity set up in the rectangular channel through the motor shaft, the movable block is installed in screw-thread fit on the outer fringe face of screw shaft, the up end of movable block and the lower terminal surface fixed connection who places the board.

Preferably, the two side ends of the placing plate are symmetrically provided with a group of ear plates, and the upper end surfaces of the ear plates are provided with round holes for inserting and installing the positioning bolts.

Preferably, a set of extension plates are symmetrically constructed at the end parts of two sides of the bearing plate, and a set of threaded holes for mounting fixing bolts are formed in the upper end faces of the extension plates.

Preferably, a set of limiting holes for installing the adjusting bolts in threaded fit are symmetrically formed in two sides of the upper end face of the bearing plate, and hexagonal nuts are installed on the outer edge face of the adjusting bolts in threaded fit.

Preferably, four corners of the lower end face of the bottom plate are all connected with supporting legs in a welding mode, and one ends, far away from the bottom plate, of the supporting legs are fixedly connected with supporting legs.

Preferably, an anti-slip sleeve is fixedly mounted on the outer edge surface of the handle.

The invention has the technical effects and advantages that:

according to the tool for quickly splitting the prestressed steel strand into the plurality of high-strength steel wires, due to the arrangement of the handle, the end part of the steel strand can be fixedly placed in the fixing ring, the handle is rotated by hand cranking, the fixing ring is rotated, the steel strand is further split, the steel strand is prevented from being split section by section, the tool is very convenient and fast, and the splitting efficiency is high; benefit from arc fixed plate's setting, can place the one end of steel strand wires and place the intra-annular to start electronic liter throat, make electronic liter throat stretch out and drive arc fixed plate and remove, and then make the outer fringe face of arc fixed plate butt steel strand wires, can realize fixing the steel strand wires of different specifications, the practicality is stronger.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure:

1 bottom plate, 101 rectangular channel, 2 supporting legs, 201 supporting legs, 3 motors, 301 threaded shaft, 4 place the board, 401 otic placode, 5 location bolt, 6 bearing housing, 7 solid fixed ring, 8 set screw, 801 fixation nut, 9 handles, 901 antiskid cover, 902L type pole, 10 loading boards, 1001 extension board, 11 fixing bolt, 12 rectangular blocks, 13 electronic liter shrink pole, 1301 arc fixed plate, 14 place the ring, 15 adjusting bolt, 1501 hexagon nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless otherwise indicated, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is directed.

The invention provides a tool for quickly splitting a prestressed steel strand into a plurality of high-strength steel wires as shown in figures 1-3, which comprises a bottom plate 1, a bearing plate 10 arranged on one side of the upper end surface of the bottom plate 1, a placing plate 4 arranged on the upper end surface of the bottom plate 1 and far away from the bearing plate 10, and a placing ring 14 arranged in the center of the upper end surface of the bearing plate 10;

the bottom of the outer edge surface of the placing ring 14 is welded and fixed with the bearing plate 10, a group of rectangular blocks 12 are symmetrically constructed on two sides of the upper end surface of the bearing plate 10, electric telescopic rods 13 are fixedly mounted on the upper end surfaces of the group of rectangular blocks 12, one ends of the electric telescopic rods 13, facing the placing ring 14, extend into the placing ring 14 and are fixedly connected with an arc-shaped fixing plate 1301, anti-slip pads are fixedly mounted on the inner edge surface of the arc-shaped fixing plate 1301, one ends of the steel strands can be placed in the placing ring 14 due to the arrangement of the arc-shaped fixing plate 1301, the electric telescopic rods 13 are started, the electric telescopic rods 13 extend out to drive the arc-shaped fixing plate 1301 to move, the arc-shaped fixing plate 1301 abuts against the outer edge surface of the steel strands, the steel strands of different specifications are fixed, and the practicability is;

the up end of placing board 4 fixed welding placed in the middle has bearing housing 6, the interior all has the solid fixed ring 7 that all extends bearing housing 6 at both ends through multiunit roller bearing swing joint to the interior all of bearing housing 6, gu fixed ring 7 keeps away from the one end fixedly connected with L type pole 902 of loading board 10, the one end structure that solid fixed ring 7 was kept away from to L type pole 902 has handle 9, fixed mounting has antiskid cover 901 on the outer fringe face of handle 9, benefits from the setting of handle 9, can place the end fixing of steel strand wires in solid fixed ring 7 to through hand rotation handle 9, make solid fixed ring 7 rotate, and then make the steel strand wires by the split, avoid taking apart section by section, it is very convenient, and the efficiency of split is higher.

Specifically, a set of fixed orifices has been seted up to solid fixed ring 7's outer fringe face top symmetry, and screw-thread fit installs clamping screw 8 in the fixed orifices, clamping screw 8's one end extends to solid fixed ring 7 in and fixedly connected with crimping board, and when screw-thread fit installed clamping nut 801 when specifically implementing on clamping screw 8's the outer fringe face, when placing steel strand wires's one end in solid fixed ring 7, the accessible rotated clamping screw 8 and clamping nut 801 for the one end of the fixed steel strand wires of crimping board extrusion.

Specifically, rectangular channel 101 has been seted up between two parties to the one side that loading board 10 was kept away from to the up end of bottom plate 1, and bottom plate 1 keeps away from one side of loading board 10 and installs motor 3 between two parties, place board 4 and be the rectangular plate structure.

Specifically, motor 3 is connected with the activity through the motor shaft and sets up the screw spindle 301 in rectangular channel 101, screw-thread fit installs the movable block on the outer fringe face of screw spindle 301, the up end of movable block and the lower terminal surface fixed connection who places board 4, during concrete implementation, but starter motor 3 for the motor shaft rotates and drives screw spindle 301 and rotate, and then makes the movable block remove in rectangular channel 101 and drive and place board 4 and remove, realizes adjusting solid fixed ring 7's position.

Specifically, the both sides tip of placing board 4 is the symmetrical structure all has a set of otic placode 401, and is a set of the round hole that supplies 5 grafting installations of location bolt is all seted up to the up end of otic placode 401.

Specifically, a set of extension plates 1001 are symmetrically configured at both side ends of the bearing plate 10, and threaded holes for mounting the fixing bolts 11 are formed in the upper end surfaces of the set of extension plates 1001.

Specifically, the up end bilateral symmetry of loading board 10 has seted up the spacing hole of a set of screw-thread fit adjusting bolt 15 installation, hexagon nut 1501 is installed in screw-thread fit on adjusting bolt 15's the outer fringe face, during concrete implementation, can twist fixing bolt 11, adjusting bolt 15 and hexagon nut 1501 for fixing bolt 11 and adjusting bolt 15 and hexagon nut 1501 butt bottom plate 1's surface, the fixed mounting to loading board 10 is realized.

Specifically, the lower terminal surface four corners of bottom plate 1 all welded connection has supporting leg 2, the one end fixedly connected with supporting legs 201 of bottom plate 1 is kept away from to supporting leg 2.

The working principle of the tool for rapidly splitting the prestressed steel strand into a plurality of high-strength steel wires is that when the tool is used, the motor 3 can be started, the motor shaft rotates to drive the threaded shaft 301 to rotate, the movable block moves in the rectangular groove 101 to drive the placing plate 4 to move, the position of the fixing ring 7 is adjusted, when the tool is adjusted to a proper position, one end of the steel strand can be placed in the fixing ring 7, the other end of the steel strand is prevented in the placing ring 14, the fixing screw 8 and the fixing nut 801 are screwed, the crimping plate extrudes one end of the fixed steel strand, the electric lifting and retracting rod 13 is started simultaneously, the electric lifting and retracting rod 13 extends out to drive the arc-shaped fixing plate 1301 to move, the arc-shaped fixing plate 1301 is abutted to the outer edge surface of the steel strand, the other end of the steel strand is fixed, the handle 9 is rotated by hand cranking, the L-shaped rod 902 is rotated to, when needs were twisted with fingers the steel strand wires again, only need the antiport handle 9, can realize twisting with fingers the system again of steel strand wires, should become the instrument of many high strength steel wires with the quick split of prestressing force steel strand wires, rational in infrastructure, be convenient for carry out swift split and twist with fingers the system to the steel strand wires, and be convenient for fix the steel strand wires of different specifications, the practicality is strong.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.