CN215716582U - Anchor capable of quickly sealing anchor - Google Patents

Abstract

The utility model discloses an anchorage device capable of rapidly sealing an anchor, which comprises an anchor backing plate; the anchor backing plate is provided with a through hole penetrating through the two ends, an anchor plate is arranged at the central position of the anchor sealing end, and a grouting pipe is arranged at the edge part of the anchor plate; the grouting pipe is communicated with the anchor backing plate and is positioned on one side of the anchor plate; the anchor plate is provided with a through hole penetrating through the two ends; the through holes are the same in number with the through holes of the anchor backing plate and are communicated one by one; a steel strand penetrates through the through hole and penetrates through the anchor backing plate; clamping pieces are inserted into the through holes of the anchor sealing end of the anchor plate one by one, and the clamping pieces can clamp the tensioned steel strand; the anchor sealing end of the anchor plate is sealed with a sealing cover through a positioning structure; the sealing cover is integrally provided with or fixedly connected with a handle. The positioning structure of the utility model is suitable for the anchor sealing work of anchor plates with various shapes, and has the characteristics of high anchor sealing speed, convenient disassembly and assembly and taking of the sealing cover and the like.

Description

Anchor capable of quickly sealing anchor

Technical Field

The utility model relates to an anchorage device, in particular to an anchorage device capable of quickly sealing an anchor.

Background

The anchorage device is a permanent anchorage device used in prestressed concrete, and is an anchorage tool which is used in a post-tensioning structure or a member and is also called as a prestressed anchorage device for keeping the tension of a prestressed tendon and transmitting the tension to the interior of the concrete; the prestressed anchorage device is suitable for engineering construction process, is an anchorage device for prestressed concrete tensioning, and is widely applied to the fields of highway bridges, railway bridges, urban overpasses, urban light rails, high-rise buildings, water conservancy and hydropower dams, port and pier, rock slope protection anchoring, foundation reinforcing, tunnel mine roof anchor tops, prestressed net frames, subways, large buildings, warehouse houses, tower buildings, weight lifting, sliding film intermittent propulsion, bridge and tunnel pushing, large containers and ships, sleepers, bridge support replacement, bridge and building reinforcing, steel bar engineering, antimagnetic and anticorrosion engineering (fiber anchorage devices), carbon fiber reinforcing, construction of pretensioned beam yards, in-vitro prestressed engineering, stay cables, suspension cables and the like.

The prestressed anchorage plays an important role in bearing up and down in the construction process, the existing anchorage is not stable enough in installation when in use, and the construction quality safety is influenced by looseness after long-term use. One of the important reasons for the safety of construction quality is that the grouting of the pore channel is not compact and the prestressed mechanism cannot be effectively protected. The main reason for influencing the grouting of the pore channel is anchor sealing, and the existing anchor sealing mode mainly comprises two modes of mortar anchor sealing and seal cover (seal cover) anchor sealing. On one hand, mortar needs time for stabilizing so as to guarantee that anchor sealing work can be carried out, but the time for stabilizing the mortar is long, so that the construction period is influenced; on the other hand, the construction method is limited by natural conditions, and in the case of severe weather, the sealing anchor can not be finished in time after the tensioning is finished, severe people can directly influence the standard requirement of grouting within 48 hours after the tensioning is finished, the external prestress loss occurs, and the design service life of bridges and other buildings is influenced. Although the sealing cover (sealing cover) sealing anchor can overcome the defect of mortar sealing anchor, the existing sealing cover (sealing cover) is made of thicker steel plates and steel pipes, so that the sealing cover (sealing cover) is heavier and is inconvenient to transport and operate, the labor time is invisibly increased, and when the sealing cover (sealing cover) is installed on an anchor backing plate, the sealing cover (sealing cover) is fixed in an installation hole of the anchor backing plate by a common steel nail, so that the steel nail which is used last time and is left in the hole is removed outside the installation of the sealing cover (sealing cover); the cleaning work is time-consuming, and even the condition that the steel nails are left in the mounting holes and cannot be cleaned in the cleaning process can occur, so that the mounting of the sealing cover (sealing cover) is influenced.

Therefore, the problem that the technical personnel in the field need to solve is that an anchorage device which is convenient to disassemble and assemble and rapid in anchorage sealing is designed at the present stage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anchorage device which is convenient to disassemble and assemble and can quickly seal an anchor.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: an anchorage device capable of rapidly sealing an anchor comprises an anchor backing plate; the anchor backing plate is provided with a through hole penetrating through the two ends, an anchor plate is arranged at the central position of the anchor sealing end, and a grouting pipe is arranged at the edge part of the anchor plate; the grouting pipe is communicated with the anchor backing plate and is positioned on one side of the anchor plate; the anchor plate is provided with a through hole penetrating through the two ends; the through holes are the same in number with the through holes of the anchor backing plate and are communicated one by one; a steel strand penetrates through the through hole and penetrates through the anchor backing plate; clamping pieces are inserted into the through holes of the anchor sealing end of the anchor plate one by one, and the clamping pieces can clamp the tensioned steel strand; the anchor sealing end of the anchor plate is sealed with a sealing cover through a positioning structure; the sealing cover is integrally provided with or fixedly connected with a handle.

According to the anchorage device capable of quickly sealing the anchor, the positioning structure is composed of the anchor plate ring, the sealing lip and the buckle; the anchor plate ring is integrally arranged or fixedly connected to the outer side of the anchor sealing end of the anchor plate; the sealing lip is an annular plate and is integrally arranged on the outer edge of the opening end of the sealing cover; the sealing lip can be attached to the end face of the anchor plate ring at the anchor sealing end and is clamped on the anchor plate ring through a buckle.

In the anchor capable of rapidly sealing the anchor, the mud jacking pipe is positioned on one side of the anchor plate ring; and a rubber ring is sealed on the outer side of the joint of the sealing lip and the anchor plate ring.

In the anchor device capable of rapidly sealing the anchor, the anchor plate is of a circular structure; the positioning structure is composed of an inner thread and an outer thread; the internal thread is arranged at the opening end of the sealing cover; the external thread is arranged at the anchor sealing end of the anchor plate; the sealing cover is in threaded connection with the anchor plate.

In the anchor capable of rapidly sealing the anchor, the anchor plate is of a circular structure, and the positioning structure is composed of the anchor plate ring and the fixing ring; the anchor plate ring is a circular ring plate, is coaxially and integrally arranged or fixedly connected with the outer side of the anchor plate sealing end, and is provided with a plurality of convex blocks at the periphery; the fixing ring is of an n-shaped section and is integrally arranged with the same axis or fixedly connected to the outer side of the opening end of the sealing cover, and an annular groove between the inner side ring and the outer side ring of the fixing ring is matched with the size of the anchor plate ring; and the outer side ring of the fixing ring is provided with a cuttage opening matched with the bump.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the positioning structure is arranged, so that the sealing cover can be sealed on the anchor plates with different shapes, the sealing cover can be quickly disassembled and assembled, and the anchor sealing work can be quickly finished; a handle is arranged on the sealing cover so as to be convenient for subsequent disassembly and taking; the grouting pipe is communicated with the anchor backing plate so as to be convenient for an external grouting pump to perform grouting, and is positioned on one side of the anchor plate so as to be convenient for installing a positioning structure; the clamping piece is arranged to clamp the tensioned steel strand so as to prevent the tensioned steel strand from retracting and ensure the stable tensioning state of the steel strand. The positioning structure of the utility model is suitable for the anchor sealing work of anchor plates with various shapes, and has the characteristics of high anchor sealing speed, convenient disassembly and assembly and taking of the sealing cover and the like.

In addition, the positioning structure provided by the utility model can be composed of an anchor plate ring, a sealing lip and a buckle, wherein the anchor plate ring is used for positioning the sealing cover; the fixing mode is simple, the sealing cover can be disassembled and assembled only by installing or disassembling the buckle, and the anchor sealing speed is improved; and a rubber ring is arranged to seal the sealing lip and the anchor plate ring, so that the sealing performance of the sealing cover is further improved. The utility model has the characteristics of high sealing performance, high anchor sealing speed, simple structure and the like.

In addition, when the anchor plate is of a circular structure, a positioning structure can be designed in a threaded connection mode to connect the sealing cover and the anchor plate, so that the sealing cover can be quickly disassembled and assembled in another mode, and the quick anchor sealing can be realized in the other mode; when the anchor plate is of a circular structure, the anchor plate ring and the fixing ring which form a clamping structure can be arranged to form a positioning structure, so that the quick assembly and disassembly of the other mode are realized, and the quick anchor sealing is realized in the mode. The utility model has the characteristics of multiple dismounting modes, high anchor sealing speed, simple structure and the like.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is an assembly schematic of the present invention;

FIG. 2 is a top plan view of the unassembled boot seal of FIG. 1;

FIG. 3 is an assembly schematic of the present invention;

FIG. 4 is an assembly schematic of the present invention;

FIG. 5 is a top plan view of the unassembled boot seal of FIG. 4;

FIG. 6 is a top view of the seal housing of FIG. 4;

FIG. 7 is an assembly schematic of the present invention;

fig. 8 is a top view of the unassembled boot seal of fig. 7.

The reference numbers of the files in the figure are as follows: 1-anchor backing plate, 2-steel strand, 3-anchor plate, 3-1-anchor plate ring, 4-clamping piece, 5-sealing cover, 5-1-cover body, 6-rubber ring, 7-buckle, 8-grouting pipe, 9-external thread, 10-lug, 11-fixing ring, 12-sealing lip, 13-annular groove and 14-skewer socket.

Detailed Description

Referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, the anchor capable of rapidly sealing the anchor comprises an anchor backing plate 1, a steel strand 2, an anchor plate 3, a clamping piece 4 and a mud jacking pipe 8. And the anchor backing plate 1 is provided with a through hole penetrating through the two ends. The anchor plate 3 is provided with a through hole penetrating through two ends and is arranged at the center of the anchor sealing end of the anchor backing plate 1. The through holes and the through holes are the same in number and are communicated in a one-to-one correspondence manner; the steel strand 2 is inserted into the through hole in a matching way; one end of the steel strand 2 is positioned at the outer side of the anchor sealing end of the anchor plate 3, and the other end of the steel strand penetrates through the anchor backing plate 1 through a through hole. The number of the clamping pieces 4 is the same as that of the through holes of the anchor plate 3, and the clamping pieces are inserted into the through holes of the anchor sealing end of the anchor plate 3 in a one-to-one correspondence mode so as to clamp the tensioned steel strand 2, and therefore the tensioned steel strand 2 is prevented from retracting. The grouting pipe 8 is a straight pipe with two through ends, is arranged on the edge of the anchor sealing end of the anchor backing plate 1 and is communicated with the anchor backing plate 1, so that a grouting pump can be connected for grouting in the subsequent process. The anchor plate 3 and the grouting pipe 8 are arranged at intervals, and a sealing cover 5 is sealed at the anchor sealing end through a positioning structure. The sealing cover 5 is made of thin steel materials or hard plastic materials and comprises a cover body 5-1 and a handle 5-2. The shape of the cover body 5-1 is the same as that of the anchor sealing end of the anchor plate 3, and the size is the same as or slightly larger than that of the anchor sealing end of the anchor plate 3, so that the cover body 5-1 tightly covers the anchor sealing end of the anchor plate 3; the handle 5-2 is integrally arranged or fixedly connected on the cover body 5-1 so as to facilitate the disassembly, assembly and taking of the sealing cover 5.

Referring to fig. 1, 2, 7 and 8, the positioning structure of the anchor capable of rapidly sealing the anchor is composed of an anchor plate ring 3-1, a sealing lip 12 and a buckle 7. The anchor plate ring 3-1 is made of steel or hard plastic and is integrally arranged on the outer side of the anchor sealing end of the anchor plate 3 or is fixedly connected to the outer side of the anchor sealing end of the anchor plate 3 in a screw mode, a strong glue mode and the like. The anchor plate ring 3-1 can be set to be square or round according to the shape of the anchor plate 3 because the shape of the anchor plate 3 is square or round. The sealing lip 12 is an annular plate, has the same shape as the opening end of the cover body 5-1, is integrally arranged on the outer edge of the opening end of the cover body 5-1, and can be attached to one side end face of the anchor sealing end of the anchor plate ring 3-1. After the sealing lip 12 is attached to the anchor plate ring 3-1, the periphery of the sealing lip 12 is superposed with the periphery of the anchor plate ring 3-1; the cover body 5-1 covers the end part of the anchor plate 3 at the anchor sealing end. The rubber ring 6 is wrapped on the outer side of the joint of the cover body 5-1 and the anchor plate ring 3-1, so that a sealing effect is achieved. The rubber ring 6 is externally provided with a buckle 7 in a clamping way. The buckle 7 is of a pipe clamp structure, clamps the lip joint and the anchor plate ring 3-1 which are jointed together in a wrapping mode, clamps the rubber ring 6 and improves the stability of the sealing cover.

Referring to fig. 3, the anchor plate 3 of the anchor device for rapidly sealing the anchor is of a circular structure. The positioning structure is composed of an internal thread and an external thread. The internal thread is arranged at the opening end of the cover body 5-1. The external thread is arranged at the anchor sealing end of the anchor plate 3; or the anchor sealing end of the anchor plate 3 is coaxially and integrally arranged or fixedly connected with an anchor plate ring 3-1, and the periphery of the anchor plate ring 3-1 is integrally provided with an external thread 9. The cover body 5-1 can be directly connected to the anchor plate 3 through screw threads or indirectly connected to the anchor plate 3 through the anchor plate ring 3-1, so as to seal the anchor.

Referring to fig. 4, 5 and 6, the anchor plate 3 of the anchor capable of rapidly sealing the anchor is of a circular structure. The positioning structure is composed of an anchor plate ring 3-1 and a fixing ring 11. The anchor plate ring 3-1 is a circular plate and is integrally arranged with the same axis or fixedly connected with the outer side of the anchor sealing end of the anchor plate 3. The periphery of the anchor plate ring 3-1 is uniformly provided with a plurality of convex blocks 10. The fixing ring 11 is a ring-shaped structure with an n-shaped section and comprises an inner ring, a central ring and an outer ring. The inner side ring is of a circular ring plate-shaped structure with the inner diameter the same as the diameter of the opening end of the cover body 5-1, and is coaxially and integrally arranged with the opening end of the cover body 5-1; the outside diameter of the inside ring is equal to or slightly larger than the diameter of the anchor plate ring 3-1. The shape and the structure of the outer side ring are the same as those of the inner side ring, and the outer side ring is positioned on one side of the inner side ring, which is opposite to the cover body 5-1, and is coaxially arranged with the inner side ring; the inner ring is spaced from the outer ring by a distance equal to or slightly greater than the thickness of the anchor plate ring 3-1. The center ring is of a circular ring cylindrical structure with the inner diameter being the same as the outer diameter of the inner side ring, is integrally connected to the outer sides of the inner side ring and the outer side ring and just completely wraps the inner side ring and the outer side ring. The inner side ring, the central ring and the outer side ring of the integrated structure form an annular groove 13, the diameter of the annular groove 13 is equal to or slightly larger than that of the anchor plate ring 3-1, and the width of the annular groove 13 is equal to or slightly larger than the thickness of the anchor plate ring 3-1. The outer ring is provided with a plurality of skewer insertion holes 14. The quantity of the lugs 10 of the skewer inserting holes 14 is the same, and the lugs can correspond to one another; the shape and size of the skewer insertion opening 14 are the same as the shape and size of the lug 10. Therefore, after the skewer inserting holes 14 on the fixing ring 11 are aligned with the lugs 10 one by one, only the fixing ring 11 is manually pushed into the anchor plate ring 3-1 until the annular groove 13 is aligned with the anchor plate ring 3-1; then the cover body 5-1 is rotated manually, so that the annular groove 13 of the cover body 5-1 can be rotated from the lug 10 of the anchor plate ring 3-1 to the plate body of the anchor plate ring 3-1. Because the width of the annular groove 13 of the fixing ring 11 is the same or slightly larger than the thickness of the anchor plate ring 3-1, the cover body 5-1 can be fixed on the anchor plate ring 3-1 and is in a non-falling state, and the fixing ring 11 wraps and is attached to the anchor plate ring 3-1 so as to seal the anchor.

Referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, the distance between the anchor plate ring 3-1 and the anchor sealing end of the anchor plate 3 in the anchor device for rapid anchor sealing is preferably greater than the depth of the anchor plate 3 embedded into a limiting plate (a plate body which plays a limiting role at the front end of a jack for tensioning the steel strand 2) in the tensioning process of the steel strand 2. Therefore, the tension work of the steel strand 2 and the anchor sealing work of the anchor sealing end of the anchor plate 3 can be finished under the condition that the original limiting plate structure is not changed.

Claims (5)

1. The utility model provides an ground tackle that can seal anchor fast which characterized in that: comprises an anchor backing plate (1); the anchor backing plate (1) is provided with a through hole penetrating through two ends, an anchor plate (3) is arranged at the central position of the anchor sealing end, and a grouting pipe (8) is arranged at the edge part of the anchor sealing end; the grouting pipe (8) is communicated with the anchor backing plate (1) and is positioned on one side of the anchor plate (3); the anchor plate (3) is provided with a through hole penetrating through two ends; the through holes are the same in number as the through holes of the anchor backing plate (1) and are communicated one by one; a steel strand (2) is inserted into the through hole, and the steel strand (2) penetrates through the anchor backing plate (1); clamping pieces (4) are inserted into the through holes of the anchor sealing end of the anchor plate (3) one by one, and the clamping pieces (4) can clamp the tensioned steel strand (2); the anchor sealing end of the anchor plate (3) is sealed with a sealing cover (5) through a positioning structure; the sealing cover (5) is integrally provided with or fixedly connected with a handle (5-2).

2. The anchor of claim 1, wherein: the positioning structure consists of an anchor plate ring (3-1), a sealing lip (12) and a buckle (7); the anchor plate ring (3-1) is integrally arranged or fixedly connected with the outer side of the anchor sealing end of the anchor plate (3); the sealing lip (12) is an annular plate and is integrally arranged on the outer edge of the opening end of the sealing cover (5); the sealing lip (12) can be attached to the end face of the anchor sealing end of the anchor plate ring (3-1) and is clamped on the anchor plate ring (3-1) through a buckle (7).

3. The anchor of claim 2, wherein: the grouting pipe (8) is positioned on one side of the anchor plate ring (3-1); and a rubber ring (6) is sealed at the outer side of the joint of the sealing lip (12) and the anchor plate ring (3-1).

4. The anchor of claim 1, wherein: the anchor plate (3) is of a circular structure; the positioning structure is composed of an inner thread and an outer thread; the internal thread is arranged at the opening end of the sealing cover (5); the external thread is arranged at the anchor sealing end of the anchor plate (3); the sealing cover (5) is in threaded connection with the anchor plate (3).

5. The anchor of claim 1, wherein: the anchor plate (3) is of a circular structure, and the positioning structure is composed of an anchor plate ring (3-1) and a fixing ring (11); the anchor plate ring (3-1) is a circular plate, is coaxially and integrally arranged or fixedly connected with the outer side of the anchor sealing end of the anchor plate (3), and is provided with a plurality of convex blocks (10) at the periphery; the fixing ring (11) is of an n-shaped section and is coaxially and integrally arranged or fixedly connected with the outer side of the opening end of the sealing cover (5), and an annular groove (13) between an inner side ring and an outer side ring of the fixing ring (11) is matched with the size of the anchor plate ring (3-1); the outer side of the fixing ring (11) is provided with a skewer inserting hole (14) matched with the bump (10).

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