Six-hole flat anchor prestress notch template

Abstract

A six-hole flat anchor prestress notch formwork belongs to the field of six-hole flat anchor prestress notch construction and comprises a first formwork, a second formwork, a third formwork and a fourth formwork, the first formwork and the second formwork are steel structural parts and are oppositely arranged, and the third formwork and the fourth formwork are steel structural parts and are oppositely arranged. The first template and the second template are oppositely arranged on the two sides of the first template and the second template, the left side of the first template is connected with the upper end of the third template through a flange and a bolt, the right side of the first template is connected with the upper end of the fourth template through a flange and a bolt, and the left side of the second template is connected with the lower end of the third template through a flange and a bolt. And the right side of the second template is connected with the lower end of the fourth template through a flange and a bolt. The utility model has the advantages of being convenient to install and dismantle, favorable for accelerating the construction progress, reusable, capable of saving cost and the like.

Description

Technical Field

[0001] The utility model relates to the field of six-hole flat anchor prestressed notch construction, and particularly to a six-hole flat anchor prestressed notch formwork. Background Technique

[0002] For bridge design, 6-hole flat anchor negative moment prestress needs to be set at the continuous section of the pier top. The original tensioning and anchoring position is at the lower part of the T-beam roof slab, resulting in a large self-weight of the structure, and the tensioning needs to be constructed under the bridge. On this basis, through improvement, the tensioning and anchoring position is raised to the T-beam roof slab, which not only reduces the self-weight but also avoids high-altitude operations under the bridge, and the labor intensity of the tensioning construction is reduced by 50%.

[0003] However, at present, when constructing the tensioning end notch, a wooden formwork is used for construction. Its installation and removal are time-consuming and laborious, affecting the construction progress, and it is easy to damage the wooden formwork during the formwork removal process, which is not conducive to reuse. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a six-hole flat anchor prestressed notch formwork that is convenient for installation and removal, is beneficial to accelerating the construction progress, and can be reused.

[0005] The technical solution adopted by the utility model to solve its technical problem is: a six-hole flat anchor prestressed notch formwork, including a first formwork, a second formwork, a third formwork, and a fourth formwork. The first formwork and the second formwork are steel structural members and are arranged opposite to each other. The third formwork and the fourth formwork are steel structural members and are arranged opposite to each other on both sides of the first formwork and the second formwork. The left side of the first formwork is connected to the upper end of the third formwork through a flange and bolts. The right side of the first formwork is connected to the upper end of the fourth formwork through a flange and bolts. The left side of the second formwork is connected to the lower end of the third formwork through a flange and bolts. The right side of the second formwork is connected to the lower end of the fourth formwork through a flange and bolts.

[0006] Further, the first formwork includes a first support plate. The first support plate is trapezoidal. A first vertical formwork is welded to the rear side of the first support plate. A series of first steel bar notches are provided on the first vertical formwork. First connecting plates are welded to both ends of the first support plate, and the first connecting plates are welded to the first vertical formwork. First bolt holes are provided on the first connecting plates to form flanges.

[0007] Further, the first formwork is installed at a position of the T-beam close to the beam rib.

[0008] Further, the second template includes a second support plate which is trapezoidal in reverse, a second vertical template is welded to the front side of the second support plate, a series of second steel bar notches are formed in the second vertical template, second connecting plates are welded to both ends of the second support plate, and the second connecting plates are welded to the second vertical template, and second bolt holes are formed in the second connecting plates to form a flange.

[0009] Further, the second template is installed at a position of the T-beam close to the flange.

[0010] Further, the third template includes a third support plate which is C-shaped, a third vertical template is welded to the outside of the third support plate, a series of third steel bar notches are formed in the third vertical template, third connecting plates are welded to both ends of the third support plate, and the third connecting plates are welded to the third vertical template, and third bolt holes are formed in the third connecting plates to form a flange.

[0011] Further, the structure of the fourth template is symmetrical to the structure of the third template.

[0012] Compared with the prior art, the utility model has the following beneficial effects: it is convenient for installation and removal, which is beneficial to accelerating the construction progress, can be reused, and can save costs. Description of the Drawings

[0013] Figure 1 is the installation schematic diagram of the embodiment of the utility model;

[0014] Figure 2 is Figure 1 the top view of the first template of the embodiment shown;

[0015] Figure 3 is Figure 1 the front view of the first template of the embodiment shown;

[0016] Figure 4 is Figure 1 the top view of the second template of the embodiment shown;

[0017] Figure 5 is Figure 1 the front view of the second template of the embodiment shown;

[0018] Figure 6 is Figure 1 the top view of the third template of the embodiment shown;

[0019] Figure 7 is Figure 1 the side view of the third template of the embodiment shown;

[0020] Explanation of the reference numerals in the drawings:

[0021] 1. First template, 2. Second template, 3. Third template, 4. Fourth template;

[0022] 1-1. First support plate, 1-2. First vertical template, 1-3. First steel bar notch, 1-4. First connecting plate, 1-5. First bolt hole;

[0023] 2-1. Second support plate, 2-2. Second vertical template, 2-3. Second steel bar notch, 2-4. Second connecting plate, 2-5. Second bolt hole;

[0024] 3-1. Third support plate, 3-2. Third vertical template, 3-3. Third steel bar notch, 3-4. Third connecting plate. Detailed implementation mode

[0025] The technical solutions of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings and embodiments. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts belong to the scope of protection of the present utility model.

[0026] Refer to Figures 1 to 7 , a six-hole flat anchor prestressed notch formwork, comprising a first formwork 1, a second formwork 2, a third formwork 3 and a fourth formwork 4. The first formwork 1 and the second formwork 2 are steel structure members and are arranged opposite to each other. The third formwork 3 and the fourth formwork 4 are steel structure members and are arranged opposite to each other on both sides of the first formwork 1 and the second formwork 2. The left side of the first formwork 1 is connected to the upper end of the third formwork 3 through a flange and bolts. The right side of the first formwork 1 is connected to the upper end of the fourth formwork 4 through a flange and bolts. The left side of the second formwork 2 is connected to the lower end of the third formwork 3 through a flange and bolts. The right side of the second formwork 2 is connected to the lower end of the fourth formwork 4 through a flange and bolts.

[0027] In this embodiment, the first formwork 1 includes a first support plate 1-1. The first support plate 1-1 is trapezoidal. A first vertical formwork 1-2 is welded to the rear side of the first support plate 1-1. A series of first steel bar notches 1-3 are provided on the first vertical formwork 1-2. First connecting plates 1-4 are welded to both ends of the first support plate 1-1, and the first connecting plates 1-4 are welded to the first vertical formwork 1-2. First bolt holes 1-5 are provided on the first connecting plates 1-4 to form a flange.

[0028] In this embodiment, the first formwork 1 is installed at a position of the T-beam close to the beam rib.

[0029] In this embodiment, the second formwork 2 includes a second support plate 2-1, the second support plate 2-1 is in an inverted trapezoidal shape, a second vertical formwork 2-2 is welded to the front side of the second support plate 2-1, a series of second steel bar grooves 2-3 are provided on the second vertical formwork 2-2, second connecting plates 2-4 are welded to both ends of the second support plate 2-1, and the second connecting plate 2-4 is welded to the second vertical formwork 2-2, and second bolt holes 2-5 are provided on the second connecting plate 2-4 to form a flange.

[0030] In this embodiment, the second template 2 is installed at a position close to the flange of the T-beam, and its height is less than that of the first template 1.

[0031] In this embodiment, the third formwork 3 includes a third support plate 3-1, and the third support plate 3-1 is C-shaped. A third vertical formwork 3-2 is welded to the outer side of the third support plate 3-1, and a series of third steel bar grooves 3-3 are opened on the third vertical formwork 3-2. Third connecting plates 3-4 are welded at both ends of the third support plate 3-1, and the third connecting plate 3-4 is welded to the third vertical formwork 3-2, and a third bolt hole (not shown in the figure) is opened on the third connecting plate 3-4 to form a flange.

[0032] In this embodiment, the structure of the fourth template 4 is symmetrical to that of the third template 3 , and will not be described in detail herein.

[0033] Working principle: During the construction process, the six-hole flat anchor prestressed slot template is installed at the slot position on the T-beam. After the T-beam is cast and the concrete is solidified, the six-hole flat anchor prestressed slot template is removed. On this basis, the installation of the six-hole flat anchor and the tensioning of the adjacent T-beams can be realized.

[0034] The utility model has the advantages of being easy to install and dismantle, being beneficial to accelerating the construction progress, being reusable, and being able to save costs.

[0035] Although the embodiments of the present invention have been shown and described above, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A six-hole flat anchor prestressed notch formwork, characterized in that: It includes a first template, a second template, a third template and a fourth template. The first template and the second template are steel structural members and are arranged opposite to each other. The third template and the fourth template are steel structural members and are arranged on both sides of the first template and the second template. The left side of the first template is connected to the upper end of the third template through a flange and bolts. The right side of the first template is connected to the upper end of the fourth template through a flange and bolts. The left side of the second template is connected to the lower end of the third template through a flange and bolts. The right side of the second template is connected to the lower end of the fourth template through a flange and bolts.

2. The six-hole flat anchor prestressed notch formwork according to claim 1, wherein: The first template includes a first support plate. The first support plate is trapezoidal. A first vertical template is welded to the rear side of the first support plate. A series of first steel bar notches are provided on the first vertical template. First connecting plates are welded to both ends of the first support plate, and the first connecting plates are welded to the first vertical template. First bolt holes are provided on the first connecting plates to form flanges.

3. The six-hole flat anchor prestressed notch formwork according to claim 1 or 2, characterized in that: The first template is installed at a position of the T-beam close to the beam rib.

4. The six-hole flat anchor prestressed notch formwork according to claim 1 or 2, characterized in that: The second template includes a second support plate. The second support plate is inverted trapezoidal. A second vertical template is welded to the front side of the second support plate. A series of second steel bar notches are provided on the second vertical template. Second connecting plates are welded to both ends of the second support plate, and the second connecting plates are welded to the second vertical template. Second bolt holes are provided on the second connecting plates to form flanges.

5. The six-hole flat anchor prestressed notch formwork according to claim 1 or 2, characterized in that: The second template is installed at a position of the T-beam close to the flange.

6. The six-hole flat anchor prestressed notch formwork according to claim 1 or 2, characterized in that: The third template includes a third support plate. The third support plate is C-shaped. A third vertical template is welded to the outer side of the third support plate. A series of third steel bar notches are provided on the third vertical template. Third connecting plates are welded to both ends of the third support plate, and the third connecting plates are welded to the third vertical template. Third bolt holes are provided on the third connecting plates to form flanges.

7. The six-hole flat anchor prestressed notch formwork according to claim 6, characterized in that: The structure of the fourth template is symmetrical to the structure of the third template.

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