CN214362904U

CN214362904U - Prestressed anchorage utensil is used in public road bridge roof beam construction

Info

Publication number: CN214362904U
Application number: CN202022918560.9U
Authority: CN
Inventors: 牟文健
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-10-08
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a prestressed anchorage utensil is used in public road bridge roof beam construction, including first base, first base inner wall block is connected with first anchor clamps, first anchor clamps lateral wall middle part fixedly connected with carbon fiber, the terminal surface fixedly connected with second anchor clamps of first anchor clamps are kept away from to the carbon fiber, the inside a plurality of thread grooves that are provided with of second anchor clamps, it is three the equal threaded connection of thread groove inner wall has the threaded rod, and is three the terminal surface that the second anchor clamps were kept away from to the threaded rod runs through and is provided with the second base, the top and the bottom symmetry of second base are provided with a plurality of draw-in grooves, and are a plurality of the draw-in groove block is connected with the mount, the top and the equal symmetrical threaded connection in bottom of mount and second base have the dead lever. A highway is prestressed anchorage utensil for bridge construction, not only saved the time at engineering working period, improved efficiency, can also carry out the dismantlement and the installation in later stage to the ground tackle to and maintain.

Description

Prestressed anchorage utensil is used in public road bridge roof beam construction

Technical Field

The utility model relates to a prestressed anchorage utensil application technology field especially relates to a prestressed anchorage utensil is used in public road bridge roof beam construction.

Background

The prestressed anchorage device is an anchorage device, is suitable for engineering construction process, and is usually used in bridge construction, and is pre-installed and positioned, then the concrete is poured, and is buried in two ends of the concrete, namely two ends of corrugated pipe, and is an end face for stabilizing the jack when it is used for tensioning.

At present to the comparatively common stretch-draw for first prestressing force of highway bridge construction, just so can waste time in the engineering to the completion efficiency of engineering also can reduce thereupon, because first prestressing force need bury steel strand wires wherein, just can seal the ground tackle after that, is not convenient for the later stage to the maintenance of ground tackle, consequently, the utility model provides a prestressed anchorage utensil is used in highway bridge construction.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the prestressed anchorage utensil is used in public road bridge roof beam construction that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a prestressed anchorage utensil is used in public road bridge roof beam construction, includes first base, first base inner wall block is connected with first anchor clamps, first anchor clamps lateral wall middle part fixedly connected with carbon fiber, the terminal surface fixedly connected with second anchor clamps that first anchor clamps were kept away from to the carbon fiber, the inside a plurality of thread grooves that are provided with of second anchor clamps, it is three the equal threaded connection of thread groove inner wall has the threaded rod, and is three the terminal surface that the second anchor clamps were kept away from to the threaded rod runs through and is provided with the second base, the top and the bottom symmetry of second base are provided with a plurality of draw-in grooves, and are a plurality of the draw-in groove block is connected with the mount, the top and the equal symmetric threaded connection in bottom of mount and second base have the dead lever, four the terminal surface that the second base was kept away from to the dead lever runs through and is provided with the fixed block, the lateral wall laminating of fixed block is provided with the jack.

As a further description of the above technical solution:

first base and second base evenly are provided with a plurality of bolt holes.

As a further description of the above technical solution:

the second clamp is connected with the second base in a sliding mode.

As a further description of the above technical solution:

the telescopic end of the jack is attached to the end face of the second fixture for fixing the carbon fiber.

As a further description of the above technical solution:

the first clamp and the second clamp are located on the same horizontal line.

As a further description of the above technical solution:

the first base is connected with a first dustproof cover in a clamping mode, and the second base is connected with a second dustproof cover in a clamping mode.

The utility model discloses following beneficial effect has:

1. this utility model provides a prestressed anchorage utensil is used in public road bridge roof beam construction carries out the stretch-draw of prestressing force to the bridge through using the post-tensioning method principle, need not wait for the prestressing force tensile to the engineering at the in-process of construction, alright directly begin to the construction to bridge engineering, the completion after the back alright use the ground tackle of post-tensioning method prestressing force, post-tensioning method prestressing force has not only saved the build-up time to the bridge, can also improve the completion efficiency of engineering.

2. This utility model provides a prestressed anchorage utensil is used in public road bridge roof beam construction, the ground tackle that uses the post-tensioning method carries out the stretch-draw to the bridge, can carry out the stretch-draw to it according to the demand of bridge, because the ground tackle of post-tensioning method prestressing force is on the later stage adds, just so makes and dismantles and install ground tackle to and the later stage when the maintenance of bridge or ground tackle, provides convenient, more is favorable to the integrality that the bridge was built.

Drawings

FIG. 1 is a cross-sectional view of a pre-stressed anchorage device for highway bridge construction provided by the utility model;

FIG. 2 is a drawing of a structure of a tension of a pre-stressed anchor for construction of a highway bridge according to the present invention;

fig. 3 is a side view of a tension structure of a pre-stressed anchor for highway bridge construction provided by the utility model;

fig. 4 is the utility model provides a highway bridge construction is with the front view of prestressed anchorage utensil.

Illustration of the drawings:

1. a first base; 2. a first clamp; 3. carbon fibers; 4. a second clamp; 5. a thread groove; 6. a threaded rod; 7. a second base; 8. a card slot; 9. a fixed mount; 10. fixing the rod; 11. a fixed block; 12. a jack; 13. a first dust cover; 14. and a second dust cover.

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.

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Referring to fig. 1-4, the present invention provides an embodiment: a prestressed anchorage device for highway bridge construction comprises a first base 1, a first clamp 2 is connected with the first base in a clamping mode, so that a bridge can be fixed when being tensioned, a first clamp 2 is connected with the inner wall of the first base 1 in a clamping mode and used for fixing carbon fibers 3, the carbon fibers 3 are tensioned by matching with a second clamp 4, the carbon fibers 3 are fixedly connected to the middle of the side wall of the first clamp 2 and used for tensioning the prestress of the bridge to strengthen the load of the bridge, a second clamp 4 is fixedly connected to the end face, away from the first clamp 2, of the carbon fibers 3 and used for matching with the first clamp 2 to tension the carbon fibers 3 to ensure that no accident occurs after tensioning, a plurality of thread grooves 5 are formed in the second clamp 4 and used for being in threaded connection with a threaded rod 6, threaded rods 6 are connected to the inner walls of the three thread grooves 5 in a threaded mode and used for matching with the second base 7 to fix the second clamp 4, and a second base 7 is arranged on the end face, away from the second clamp 4, away from the three threaded rods 6, the carbon fiber tensioning device is used for being matched with a first base 1 to realize the fixation of a first clamp 2 and a second clamp 4, a plurality of clamping grooves 8 are symmetrically arranged at the top and the bottom of a second base 7 and are used for being clamped and connected with a fixing frame 9 so as to better finish the tensioning work of a carbon fiber 3, the plurality of clamping grooves 8 are clamped and connected with the fixing frame 9 and are used for being matched with the second base 7 for use, fixing rods 10 are symmetrically and spirally connected at the top and the bottom of the fixing frame 9 and the bottom of the second base 7 respectively and are used for fixing the fixing blocks 11 so as to prevent a jack 12 from falling off in the tensioning process, the fixing blocks 11 are arranged on the end surfaces of the four fixing rods 10 far away from the second base 7 in a penetrating way and are used for bearing the jack 12 to move the second clamp 4 so as to realize the tensioning of the carbon fiber 3, the jack 12 is arranged on the side wall of the fixing blocks 11 and is used for pushing the second clamp 4, carbon fiber 3 obtains the stretch-draw, first base 1 and second base 7 evenly are provided with a plurality of bolt holes, be convenient for fix first base 1 and second base 7 through the bolt hole, second anchor clamps 4 are sliding connection in second base 7, be convenient for jack 12 at the during operation, the better removal of second anchor clamps 4, the flexible end of jack 12 is the laminating setting with the terminal surface of the fixed carbon fiber 3 of second anchor clamps 4, be used for realizing the promotion to second anchor clamps 4, first anchor clamps 2 are located same water flat line with second anchor clamps 4, 1 block of first base is connected with

first shield

13, 7 blocks of second base are connected with second shield 14, prevent the entering of dust, damage the ground tackle.

The working principle is as follows: firstly, measuring a bridge needing prestress tensioning, selecting a position, fixing the bridge at the selected position through a bolt hole of a first base 1, then pasting a carbon fiber 3 in a first clamp 2 by using specified glue, then clamping and connecting the first clamp 2 with the first base 1, then fixing a second base 7 according to the same method, enabling the first base 1 and the second base 7 to be in the same horizontal line, then fixing the carbon fiber 3 and the second clamp 4 by using the same method, internally screwing a corresponding threaded rod 6 in a threaded groove 5, enabling the second clamp 4 to be in sliding connection with the second base 7, enabling the corresponding threaded rod 6 to penetrate through the second base 7, then clamping and connecting the second base 7 by using a fixing frame 9, then adding a tensioning device, and installing a fixing rod 10 in the second base 7 and the fixing frame 9, and the nut is used to fix it, the fixing block 11 is set at the position of the fixing rod 10 far from the second base 7 and the fixing frame 9, and the nut is used to fix it, then the jack 12 is added, the telescopic end of the jack 12 is jointed with the second clamp 4, then the stretching operation can be carried out, at the same time, the specified glue is used to make the carbon fiber 3 tightly jointed with the bridge, then the sealing operation is carried out to the carbon fiber 3, after the completion, the stretching device can be disassembled, finally the first base 1 and the second base 7 of the anchorage device are dustproof set, the first dustproof cover 13 is connected with the first base 1 in a clamping way, the second dustproof cover 14 is connected with the second base 7 in a clamping way, in order to prevent the dust from entering, the service life of the anchorage device is affected, therefore, the utility model not only improves the completion efficiency of the bridge engineering, but also can disassemble and install the anchorage device in the later stage of the anchorage device prestressed by the post-stretching method, and maintenance.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a highway bridge construction is with prestressed anchorage utensil, includes first base (1), its characterized in that: the inner wall of the first base (1) is connected with a first clamp (2) in a clamping manner, the middle part of the side wall of the first clamp (2) is fixedly connected with a carbon fiber (3), the end face, far away from the first clamp (2), of the carbon fiber (3) is fixedly connected with a second clamp (4), a plurality of thread grooves (5) are formed in the second clamp (4), the inner walls of the three thread grooves (5) are connected with threaded rods (6) in a threaded manner, the end face, far away from the second clamp (4), of the three threaded rods (6) is provided with a second base (7) in a penetrating manner, the top and the bottom of the second base (7) are symmetrically provided with a plurality of clamping grooves (8), the clamping grooves (8) are connected with a fixing frame (9) in a clamping manner, the top and the bottom of the fixing frame (9) and the second base (7) are connected with fixing rods (10) in a threaded manner in a symmetrical manner, and the end faces, far away from the second base (7), of the four fixing rods (10) are provided with fixing blocks (11) in a penetrating manner, and a jack (12) is attached to the side wall of the fixed block (11).

2. The pre-stressed anchorage device for highway bridge construction according to claim 1, wherein: the first base (1) and the second base (7) are evenly provided with a plurality of bolt holes.

3. The pre-stressed anchorage device for highway bridge construction according to claim 1, wherein: the second clamp (4) is connected with the second base (7) in a sliding manner.

4. The pre-stressed anchorage device for highway bridge construction according to claim 1, wherein: the telescopic end of the jack (12) is attached to the end face of the second clamp (4) for fixing the carbon fiber (3).

5. The pre-stressed anchorage device for highway bridge construction according to claim 1, wherein: the first clamp (2) and the second clamp (4) are located on the same horizontal line.

6. The pre-stressed anchorage device for highway bridge construction according to claim 1, wherein: the first base (1) is connected with a first dustproof cover (13) in a clamping mode, and the second base (7) is connected with a second dustproof cover (14) in a clamping mode.