CN210947424U

CN210947424U - Square-arranged fixed end anchorage machining tool

Info

Publication number: CN210947424U
Application number: CN201921722099.0U
Authority: CN
Inventors: 雷艳伟
Original assignee: Xinjin Sanqiao Prestress Co ltd
Current assignee: Xinjin Sanqiao Prestress Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-07-07
Anticipated expiration: 2029-10-14

Abstract

The utility model provides a fixed end anchorage device processing tool with square arrangement, which can fix a steel strand to prevent the steel strand from being worn when other steel strands are worn, and the steel strand and the backing plate which are well penetrated, the fixed end anchorage device is separated, the backing plate is provided with through holes which are arranged in a square shape, the steel strand penetrates through the through holes to be connected with the fixed end anchorage device, the fixed end anchorage device is cylindrical, the middle part of the fixed end anchorage device is provided with a horn-shaped first through hole, the fixed end anchorage device comprises a first hole plug, the middle part of the first hole plug is provided with a second through hole for the steel strand to pass through, the first hole plug is horn-shaped, the first hole plug is attached to the inner wall of the fixed end anchorage device, the inner wall of the first hole plug is provided with an arc-shaped groove matched with the appearance of the steel strand, a third through hole is arranged on the outer wall of the first hole plug, a fourth through hole is arranged on the outer wall of the fixed end anchorage device, the fixed end anchorage device comprises a second hole.

Description

Square-arranged fixed end anchorage machining tool

Technical Field

The utility model relates to a prestressed anchorage utensil field particularly, relates to a square stiff end ground tackle processing frock of arranging.

Background

The prestressed anchorage device is suitable for anchorage device for prestressed concrete stretching in engineering construction process. Generally, the method is often used in bridge construction, the positioning is carried out in advance, then concrete is poured and buried at two ends of the concrete, namely two ends of a corrugated pipe, and the end faces are arranged for the stabilizing effect of a jack during tensioning.

However, in the prior art, the steel strand easily passes through the backing plate and the fixed-end anchorage device during the assembling process, and the steel strand needs to pass through the backing plate and the fixed-end anchorage device in sequence again, which wastes time and energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stiff end ground tackle processing frock of square range, it can fix the steel strand wires, prevents when wearing other steel strand wires to and the steel strand wires and backing plate, the stiff end ground tackle that wear break away from.

The embodiment of the utility model is realized like this:

a fixed end anchorage device processing tool with square arrangement comprises a steel strand, a corrugated pipe for wrapping the steel strand, a restraint ring for arranging one end of the corrugated pipe, a spiral rib wrapped outside the corrugated pipe and the restraint ring, a base plate for connecting one end of the steel strand, and a plurality of fixed end anchorage devices with square arrangement arranged on the base plate, wherein the base plate is provided with a pair of through holes with square arrangement, the steel strand penetrates the pair of through holes to be connected with the fixed end anchorage device, the fixed end anchorage device is cylindrical, the middle part of the fixed end anchorage device is provided with a horn-shaped first through hole, the fixed end anchorage device comprises a first hole plug, the middle part of the first hole plug is provided with a second through hole for the steel strand to pass through, the first hole plug is horn-shaped and is attached to the inner wall of the fixed end anchorage device, the inner wall of the first hole plug is provided with an arc-shaped groove matched with the appearance of the steel strand, the outer wall of the first hole plug, the fixed end anchorage device comprises a second hole plug, and the second hole plug is contacted with the steel strand after sequentially passing through the fourth through hole and the third through hole.

The through holes on the base plate in the embodiment are round platform-shaped through holes, the base plate comprises a third hole plug, the middle of the third hole plug is provided with a second pair of through holes for the steel strand to pass through, the outer wall of the third hole plug is provided with threads, and the inner wall of the through holes is provided with threads.

The third hole plug and the fixed end anchorage in the embodiment are respectively arranged on the front side and the back side of the cushion plate.

One end portion of the second plug in this embodiment is provided with a tightening groove.

The arc-shaped grooves in the embodiment are provided with 6 groups, the arc-shaped grooves are combined into a circular ring shape, and each arc-shaped groove is tightly attached to the steel strand.

The restraint ring in this embodiment includes a first ring member, a second ring member, a first pneumatic cylinder, and an annular pressing pad, the second ring member is disposed inside the first ring member, the first pneumatic cylinder is disposed outside the first ring member, and a movable cylinder body of the first pneumatic cylinder is connected to the second ring member, and a section of the second ring member is connected to the annular pressing pad.

The first ring member in this embodiment is provided with a slot on the inside and the second ring member is provided in the slot and moves radially therein.

In the present embodiment, the corrugated tube is fixedly connected to the side surface of the confinement ring, and the inner wall of the corrugated tube is provided with an anti-wear layer.

The embodiment of the utility model provides a beneficial effect is: the fixing anchorage device in the utility model is provided with a corrugated pipe for arranging the steel strand, and a section of the corrugated pipe is provided with a restraining ring for further arranging the distribution condition of the steel strand; because when the equipment, the steel strand wires go out the roll-off easily from the stiff end ground tackle, lead to the installation difficult, now with the inside loudspeaker form that sets up of stiff end ground tackle, then set up first stopple inside it, pass the steel strand wires earlier the stiff end ground tackle, then fill in the stiff end ground tackle with first stopple, then fill in stiff end ground tackle and first stopple with the second stopple again, carry out further fixed and prevent that the steel strand wires from removing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a fixed end anchorage machining tool in an embodiment of the present invention;

fig. 2 is an enlarged schematic structural diagram of position a according to an embodiment of the present invention;

FIG. 3 is a schematic view of an end face structure of a fixed end anchor according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a confinement ring structure according to an embodiment of the present invention;

icon: 100-steel strand; 200-a bellows; 300-confinement rings; 400-spiral ribs; 500-backing plate; 600-fixed end anchorage; 510-pair of perforations; 610-a first via; 620-first hole plug; 621-a second via; 622-arc-shaped groove; 630-a second plug; 520-a third hole plug; 310-a first ring member; 320-a second ring member; 330-first pneumatic cylinder; 340-annular pressing pad; 001-flexible rubber; 002-steel layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

First embodiment

Referring to fig. 1-4, the present embodiment provides a tooling for processing a fixed end anchor with a square arrangement, including a steel strand 100, a corrugated pipe 200 wrapping the steel strand 100, a constraining ring 300 disposed at one end of the corrugated pipe 200, a spiral rib 400 wrapped outside the corrugated pipe 200 and the constraining ring 300, a backing plate 500 connected to one end of the steel strand 100, and a plurality of fixed end anchors 600 with a square arrangement assembled on the backing plate 500, wherein the backing plate 500 is provided with a pair of through holes 510 with a square arrangement, the steel strand 100 passes through the pair of through holes 510 to be connected to the fixed end anchor 600, the fixed end anchor 600 is cylindrical, the middle of the fixed end anchor 600 is provided with a first through hole 610 with a horn shape, the fixed end anchor 600 includes a first hole plug 620, the middle of the first hole plug 620 is provided with a second through hole 621 for the steel strand 100 to pass through, the first hole plug 620 is horn shape, the first hole plug 620 is attached to the inner wall of the fixed end anchor 600, the inner wall of the first hole, the outer wall of the first hole plug 620 is provided with a third through hole, the outer wall of the fixed end anchor 600 is provided with a fourth through hole, the fixed end anchor 600 comprises a second hole plug 630, and the second hole plug 630 is in contact with the steel strand 100 after sequentially passing through the fourth through hole and the third through hole.

In this embodiment, strand 100 is first passed through corrugated pipe 200, and restraint ring 300 is further manipulated and then dispersedly fixed to pad 500, and then fixed again to pad 500 by anchor 600, but since the contact between anchor 600 and strand 100 is not firm in the prior art, strand 100 is retracted and requires a great deal of effort to move strand 100 into anchor 600. Now set up the middle part of stiff end ground tackle 600 to loudspeaker form, then set up the first hole stopper 620 of loudspeaker form in the middle part and fill, increase the contact between stiff end ground tackle 600 and steel strand 100, compress tightly steel strand 100, then reuse second hole stopper 630 fixed first hole stopper 620 and stiff end ground tackle 600. Both ends of first stopple 620 in this embodiment are steel layer 002, conveniently say that first stopple 620 fills in steel backing plate 500, and the middle part of first stopple 620 is flexible rubber 001, and flexible rubber is abundant to be contacted with steel strand wires 100, prevents that steel strand wires 100 from removing, and the third through hole also sets up in steel layer position.

The through holes 510 on the backing plate 500 in this embodiment are truncated cone-shaped through holes 510, the backing plate 500 includes a third hole plug 520, the middle portion of the third hole plug 520 is provided with a second pair of through holes 510 for the steel strand 100 to pass through, the outer wall of the third hole plug 520 is provided with threads, and the inner wall of the through holes 510 is provided with threads.

The third hole plug 520 in this embodiment is screwed to the through hole 510 on the backing plate 500, and the two ends of the third hole plug 520 in this embodiment are made of steel to facilitate the plugging of the third hole plug 520 into the backing plate 500, and the middle of the third hole plug 520 is made of flexible rubber.

In this embodiment, the third hole plug 520 and the fixed end anchor 600 are respectively disposed on the front and back sides of the pad 500, so as to facilitate the fixing of the steel strand 100 at the positions of the pad 500 and the fixed end anchor 600 during the processing.

One end portion of the second hole plug 630 in this embodiment is provided with a tightening groove for tightening the second hole plug 630 into the third through hole and the fourth through hole, facilitating the operation.

The arc-shaped grooves 622 in this embodiment are provided with 6 sets, the arc-shaped grooves 622 are combined into a circular ring shape, and each arc-shaped groove 622 is tightly attached to the steel strand 100 and used for matching with the existing shape of the steel strand 100, so that the contact between the steel strand 100 and the fixed-end anchorage 600 is increased conveniently.

The confinement ring 300 in this embodiment includes a first ring member 310, a second ring member 320, a first pneumatic cylinder 330, and an annular pressing pad 340, the second ring member 320 being disposed inside the first ring member 310, the first pneumatic cylinder 330 being disposed outside the first ring member 310 and the movable cylinder of the first pneumatic cylinder 330 being connected to the second ring member 320, and a section of the second ring member 320 being connected to the annular pressing pad 340.

The restraint ring 300 in the embodiment is powered by the first pneumatic cylinder 330 to drive the second ring member 320 to extend and contract in the first ring member 310, and the distance between the restraint ring 300 and the steel strand 100 is adaptively adjusted according to different thicknesses of the steel strand 100.

The first ring member 310 in this embodiment has a slot formed in the inner side thereof, and the second ring member 320 is disposed in the slot and radially moves in the slot.

In the present embodiment, the corrugated tube 200 is fixedly connected to the side of the confinement ring 300, and the inner wall of the corrugated tube 200 is provided with a wear-resistant layer.

In summary, the fixing anchor of the present invention is provided with the corrugated tube 200 for arranging the steel strand 100, and a restraining ring 300 is provided at a section of the corrugated tube 200 for further arranging the distribution of the steel strand 100, and the steel strand 100 passes through the pad 500 and then is connected to the fixing end anchor 600, so as to restrain and then disperse the steel strand 100 for fixing; because when the equipment, steel strand 100 goes out the roll-off easily from stiff end ground tackle 600, and it is difficult to lead to the installation, now sets the inside loudspeaker form that becomes of stiff end ground tackle 600, then sets up first stopple 620 in its inside, passes stiff end ground tackle 600 with steel strand 100 earlier, then packs into stiff end ground tackle 600 with first stopple 620, then packs into stiff end ground tackle 600 and first stopple 620 with second stopple 630 again, carries out further fixed prevention steel strand 100 and removes.

This description describes examples of embodiments of the invention, and is not intended to illustrate and describe all possible forms of the invention. It should be understood that the embodiments described in this specification can be implemented in many alternative forms. The figures are not necessarily to scale; some features may be exaggerated or minimized to show details of particular components. Specific structural and functional details disclosed are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present invention. It will be appreciated by persons skilled in the art that a plurality of features illustrated and described with reference to any one of the figures may be combined with features illustrated in one or more other figures to form embodiments which are not explicitly illustrated or described. The described combination of features provides a representative embodiment for a typical application. However, various combinations and modifications of the features consistent with the teachings of the present invention may be used as desired for particular applications or implementations.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixed end anchorage device processing tool with square arrangement is characterized by comprising a steel strand, a corrugated pipe for wrapping the steel strand, a restraint ring for arranging one end of the corrugated pipe, a spiral rib wrapped outside the corrugated pipe and the restraint ring, a base plate connected with one end of the steel strand, and a plurality of fixed end anchorage devices with square arrangement arranged on the base plate, wherein the base plate is provided with a pair-penetrating hole with square arrangement, the steel strand penetrates through the pair-penetrating hole to be connected with the fixed end anchorage device, the fixed end anchorage device is cylindrical, the middle part of the fixed end anchorage device is provided with a horn-shaped first through hole, the fixed end anchorage device comprises a first hole plug, the middle part of the first hole plug is provided with a second through hole for the steel strand to penetrate through, the first hole plug is horn-shaped, the first hole plug is attached to the inner wall of the fixed end anchorage device, the inner wall of the first hole plug is provided with an arc-shaped groove matched with the appearance of the steel strand, the outer wall of the first hole plug is provided with a third through hole, the outer wall of the fixed end anchor is provided with a fourth through hole, the fixed end anchor comprises a second hole plug, and the second hole plug is contacted with the steel strand after sequentially passing through the fourth through hole and the third through hole.

2. The fixed end anchor processing tool arranged in a square shape according to claim 1, wherein the pair of through holes on the backing plate are truncated cone-shaped pair of through holes, the backing plate comprises a third hole plug, a second pair of through holes for the steel strand to pass through are formed in the middle of the third hole plug, threads are formed in the outer wall of the third hole plug, and threads are formed in the inner wall of the pair of through holes.

3. The fixed end anchor processing tool of claim 2, wherein the third hole plug and the fixed end anchor are respectively disposed on the front side and the back side of the backing plate.

4. The fixed end anchorage machining tool in the square arrangement according to claim 1, wherein a tightening groove is formed at one end of the second hole plug.

5. The fixed end anchorage machining tool in square arrangement according to claim 1, wherein 6 groups of arc-shaped grooves are arranged, the arc-shaped grooves are combined into a circular ring shape, and each arc-shaped groove is tightly attached to the steel strand.

6. The fixed end anchor machining tool of claim 1, wherein the restraining ring comprises a first ring member, a second ring member, a first pneumatic cylinder, and an annular extrusion pad, the second ring member is disposed inside the first ring member, the first pneumatic cylinder is disposed outside the first ring member, a movable cylinder body of the first pneumatic cylinder is connected to the second ring member, and a section of the second ring member is connected to the annular extrusion pad.

7. The fixed end anchor machining tool of claim 6, wherein the first ring member is provided with a slot on an inner side thereof, and the second ring member is disposed in the slot and moves radially therein.

8. The fixed end anchor processing tool of claim 1, wherein the bellows is fixedly connected to a side surface of the confinement ring, and an anti-wear layer is disposed on an inner wall of the bellows.