CN109537464B - Assembled bent cap-pier stud reserved joint straight joint model template - Google Patents
Assembled bent cap-pier stud reserved joint straight joint model template Download PDFInfo
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- CN109537464B CN109537464B CN201811508305.8A CN201811508305A CN109537464B CN 109537464 B CN109537464 B CN 109537464B CN 201811508305 A CN201811508305 A CN 201811508305A CN 109537464 B CN109537464 B CN 109537464B
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- pouring
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an assembled capping beam-pier stud reserved joint straight joint model template, which mainly relates to the field of pouring materials, is applied to determining pouring compactness of the pouring materials and pouring joint width, solves the problem that the pouring compactness of the pouring materials and the pouring joint width are difficult to determine before pouring in the prior art, and is technically characterized in that: the shear pin comprises a main template, a side template, an upper template, a lower template and shear pin bolts; the side templates are fixed on two sides of the main template; the upper template is fixed at the upper end of the main template; the lower template is fixed at the lower end of the main template; the main template, the side templates, the upper template and the lower template are rectangular wood boards; the main template is provided with shear pin bolts; the opposite side of the main template is also provided with a rectangular coating plate; the invention has convenient manufacture, the detailed structure simulates the boundary condition of the crack pouring material, and the crack pouring material is less in use.
Description
Technical Field
The invention relates to the field of pouring materials, in particular to an assembled bent cap-pier stud reserved joint straight joint model template.
Background
In China, the prefabrication construction technology of the upper structure of the bridge is mature and is adopted in a large number of bridge constructions, the lower structure is the key of the existing prefabrication assembly type bridge, and particularly for the bridge area in the seismic zone, the connection form, the mechanical property and the vibration resistance of the lower structure are the most key links, and key technology test researches such as the ultra-high performance crack filling material crack filling construction technology of the prefabrication assembly type connection crack are carried out, so that the foundation and the basis are provided for bridge construction project design and site construction technology.
Whether the self-compaction crack pouring material can meet the requirement of compact filling of the template under the condition of only relying on self gravity, the working degree of the self-compaction crack pouring material plays a crucial role, and the excellent working degree is fundamentally different from that of the common crack pouring material. At present, the characteristics of the self-compaction pouring material and the special structural form of the connecting joint of the prefabricated construction bridge still have the following technical difficulties: (1) the width of the connecting joint is limited, and the pouring construction process needs to be researched; (2) the joint grouting can have undetectable pouring non-compaction difficult problem, so as to avoid quality hidden trouble; it is therefore necessary to provide a test form that will study the compactness of the pouring material and the width of the pouring material form.
Disclosure of Invention
The invention aims to provide an assembled bent cap-pier stud reserved joint straight joint model template for solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the prefabricated capping beam-pier stud reserved joint straight joint model template comprises a main template, a side template, an upper template, a lower template, shear screw bolts, screw caps, rubber pads, long fixed supports, short fixed supports, fastening bolts and fastening nuts; the side templates are fixed on two sides of the main template; the upper template is fixed at the upper end of the main template; the lower template is fixed at the lower end of the main template; the main template, the side templates, the upper template and the lower template are rectangular wood boards; the main template is provided with shear pin bolts; the opposite side of the main template is also provided with a rectangular coating plate; the main template, the side templates, the upper template and the lower template simulate crack pouring; the shear pin bolt simulates a shear pin.
As a further scheme of the invention: the main template is provided with a shear nail hole, and threads are arranged in the shear nail hole.
As still further aspects of the invention: the shear screw bolts are fixed in the shear screw holes on the main template.
As still further aspects of the invention: the shear pin bolt is provided with a nut and a rubber pad; the nut and the rubber pad are arranged outside the model.
As a further scheme of the invention: also comprises a long fixed support and a short fixed support.
As still further aspects of the invention: the long fixed support is of a triangular iron structure, and bolt holes are formed in two ends of the long fixed support; the short fixed support and the long fixed support are identical in structure.
As still further aspects of the invention: the long fixed support and the short fixed support are connected through a fastening bolt.
As still further aspects of the invention: the main template, the side templates, the upper template and the lower template are coated plates.
The application of the prefabricated capping beam-pier stud reserved joint straight joint model template in bridge construction is provided.
Compared with the prior art, the invention has the beneficial effects that:
the invention has convenient manufacture, the detailed structure simulates the boundary condition of the crack pouring material, the adjustment range of the template seam width meets the requirement of a design drawing, the use amount of the crack pouring material is less, the construction manufacturability of the crack pouring material can be checked, and the performance of the crack pouring material can be intuitively and accurately judged by observing the appearance of a sample and detecting the strength of the cut material after removing the template.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of a prefabricated capping beam-pier stud reserved joint straight joint model template.
Fig. 2 is a schematic structural diagram of the interior of an embodiment 1 of the prefabricated capping beam-pier stud reserved joint straight joint model template.
Fig. 3 is a schematic structural diagram of a master template in embodiment 1 of an assembled capping beam-pier stud reserved joint straight joint model template.
Fig. 4 is a schematic structural view of a short fixing support in example 1 of an assembled capping beam-pier stud reserved joint straight joint model form.
In the figure, a main template, a side template, an upper template, a lower template, a shearing screw bolt, a nut, a rubber pad, a long fixed support, a short fixed support, a fastening bolt and a fastening nut are respectively arranged on the main template, the side template and the shearing screw bolt.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the specific embodiments.
Example 1
Referring to fig. 1-4, an assembled bent cap-pier stud reserved joint straight joint model template comprises a main template 1, a side template 2, an upper template 3, a lower template 4, shear screw bolts 5, nuts 6, a rubber pad 7, a long fixed support 8, a short fixed support 9, a fastening bolt 10 and a fastening nut 11;
the main template 1 is a rectangular wood board with the length of 150cm, the width of 100cm and the thickness of 1.8 cm; the main template 1 is provided with shear nail holes with the hole pitch of 15cm and the diameter of 16mm, and threads are arranged in the shear nail holes;
the side templates 2 are rectangular wood boards with the length of 150cm, the width of 15cm and the thickness of 1.8 cm;
the upper template 3 is a rectangular wood board with the width of 15cm and the thickness of 1.8cm, and the width of the upper template is determined according to the width of the grouting opening;
the lower template 4 is a rectangular wood board with the length of 155cm, the width of 15cm and the thickness of 1.8 cm;
further, in order to simulate the shear pin, the shear pin bolt 5 is fixed on the main template 1, and the bolt head is fixed in the model; the shear pin bolt 5 is a bolt with a large diameter of 16 mm;
further, in order to prevent the pouring material from flowing out, the shear pin bolts 5 are fixed on the main form 1 by nuts 6 and rubber pads 7, and the nuts 6 and rubber pads 7 are arranged outside the mold;
the long fixed support 8 is of a triangular iron structure, and the length of the long fixed support is 115cm; bolt holes are formed in two ends of the long fixed support 8; the short fixed support 9 and the long fixed support 8 are similar in structure, and the length of the short fixed support is 25cm; the long fixed support 8 and the short fixed support 9 are fixed through a fastening bolt 10 and a fastening nut 11;
preferably, the main template 1, the side templates 2, the upper template 3 and the lower template 4 are coated plates;
when the invention is assembled, the two sides of the main template 1 are provided with side templates 2, and the opposite sides are provided with coated plates which are the same as the shape of the main template and have no shear pin holes; then the shear pin bolt 5 is screwed on the main template 1, the end face of the bolt is 5cm away from the end face of the main template 1, and then the shear pin bolt is fixed through the nut 6 and the rubber pad 7; the fixed templates are fixed on the lower template 3 by nails by using the short fixed support 7 and the long fixed support 8, and the upper template 1 is fixed at the upper end.
The working principle of the embodiment is as follows:
the main template 1, the side templates 2, the upper template 3 and the lower template 4 enclose a crack pouring material chamber for simulating a crack pouring, and the crack pouring width is simulated by adjusting the distance between the main templates 1; the shear pin bolts 5 may simulate a shear pin arrangement.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (1)
1. An assembled bent cap-pier stud reserved joint straight joint model template comprises a main template (1), a side template (2), an upper template (3) and a lower template (4); the side templates (2) are fixed on two sides of the main template (1); the upper template (3) is fixed at the upper end of the main template (1); the lower template (4) is fixed at the lower end of the main template (1); the novel wood board is characterized in that the main template (1), the side templates (2), the upper template (3) and the lower template (4) are rectangular wood boards; the main template (1) is provided with shear screw bolts (5); the opposite side of the main template (1) is also provided with a rectangular coating plate;
the main template (1) is provided with shear nail holes with a hole pitch of 15cm and a diameter of 16mm, and threads are arranged in the shear nail holes;
the shear pin bolts (5) are fixed in the shear pin holes on the main template (1);
a nut (6) and a rubber pad (7) are arranged on the shear pin bolt (5); the screw cap (6) and the rubber pad (7) are arranged outside the model;
the device also comprises a long fixed support (8) and a short fixed support (9);
the long fixed support (8) is of a triangular iron structure, and bolt holes are formed in two ends of the long fixed support; the short fixed support (9) and the long fixed support (8) have the same structure;
the long fixed support (8) and the short fixed support (9) are connected through a fastening bolt (10);
the main template (1), the side templates (2), the upper template (3) and the lower template (4) are coated plates;
the assembled bent cap-pier stud reserved joint straight joint model template is applied to bridge construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811508305.8A CN109537464B (en) | 2018-12-11 | 2018-12-11 | Assembled bent cap-pier stud reserved joint straight joint model template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811508305.8A CN109537464B (en) | 2018-12-11 | 2018-12-11 | Assembled bent cap-pier stud reserved joint straight joint model template |
Publications (2)
| Publication Number | Publication Date |
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| CN109537464A CN109537464A (en) | 2019-03-29 |
| CN109537464B true CN109537464B (en) | 2023-08-04 |
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| CN201811508305.8A Active CN109537464B (en) | 2018-12-11 | 2018-12-11 | Assembled bent cap-pier stud reserved joint straight joint model template |
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| CN109537464A (en) | 2019-03-29 |
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