CN212266159U - Prefabricated case roof beam body preformed hole template - Google Patents
Prefabricated case roof beam body preformed hole template Download PDFInfo
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- CN212266159U CN212266159U CN202020738729.XU CN202020738729U CN212266159U CN 212266159 U CN212266159 U CN 212266159U CN 202020738729 U CN202020738729 U CN 202020738729U CN 212266159 U CN212266159 U CN 212266159U
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Abstract
The utility model provides a prefabricated box girder body preformed hole template which characterized by: welding the rear end face of the first metal plate and the left end face of the fourth metal plate with the end faces of the two sides of the first arc-shaped plate respectively; respectively welding the front end face of the first metal plate and the left end face of the second metal plate with the end faces of the two sides of the second arc-shaped plate; the right end face of the second metal plate and the front end face of the third metal plate; respectively welded with the end surfaces of the two sides of the third arc-shaped plate; the right end face of the fourth metal plate and the rear end face of the third metal plate are respectively welded with the end faces of the two sides of the fourth arc-shaped plate; forming a square frame-shaped template; and a first handle and a second handle are respectively welded at the top ends of the second metal plate and the fourth metal plate.
Description
Technical Field
The utility model belongs to the technical field of the prefabricated box girder construction of bridge technique and specifically relates to a prefabricated box girder body preformed hole template.
Background
The length of the prefabricated box girder is about 25-40 m generally, and holes different in size are required to be reserved during prefabrication generally and are used for later-stage internal mold dismantling and prestressed tendon tensioning. The traditional method adopts wood pattern construction, the control precision is not high, the wood pattern is easy to deform, the turnover frequency of the wood pattern is small, the time and the labor are consumed for mounting and dismounting, and the time is long; the adopted decomposed steel template is easy to install but inconvenient to dismantle, and the longitudinal and transverse steel bars must be separated firstly during installation, so that the construction is difficult.
Disclosure of Invention
The utility model aims to provide a prefabricated box girder body preformed hole template aiming at the defects of the prior prefabricated box girder construction; the template is high in control precision, not easy to deform, capable of being repeatedly used, time-saving and labor-saving in installation and disassembly, and capable of improving construction quality and construction progress without cutting off longitudinal and transverse steel bars in advance in installation.
The technical scheme of the utility model is that: the utility model provides a prefabricated box girder body preformed hole template, includes first metal sheet, second metal sheet, third metal sheet, fourth metal sheet, first arc, second arc, third arc, fourth arc, first handle, second handle, first recess and second recess.
According to the prefabricated box girder body preformed hole template, the rear end face of a first metal plate and the left end face of a fourth metal plate are respectively welded with the end faces of two sides of a first arc-shaped plate;
respectively welding the front end face of the first metal plate and the left end face of the second metal plate with the end faces of the two sides of the second arc-shaped plate;
the right end face of the second metal plate and the front end face of the third metal plate; respectively welded with the end surfaces of the two sides of the third arc-shaped plate;
the right end face of the fourth metal plate and the rear end face of the third metal plate are respectively welded with the end faces of the two sides of the fourth arc-shaped plate; to form a square frame-shaped template.
The metal plate, the first metal plate and the second metal plate in the square template, and the third metal plate and the fourth metal plate are respectively provided with a first groove and a second groove which are the same and equidistant; the center lines of the first metal plates in the square frame-shaped template and each corresponding first groove on the third metal plate are kept on the same straight line; the second metal plate and the center line of each corresponding second groove on the fourth metal plate are kept on a straight line.
The top ends of the handle, the second metal plate and the fourth metal plate are respectively welded with a first handle and a second handle.
The invention has the beneficial effects that: the utility model provides a prefabricated box girder body preformed hole template, compares with prior art, and this template control accuracy is high, is difficult to warp, can used repeatedly, and labour saving and time saving is dismantled in the installation, has improved construction quality and construction progress.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the usage state of the present invention.
In the figure, 1, a first metal plate, 2, a second metal plate, 3, a third metal plate, 4, a fourth metal plate, 5, a first arc plate, 6, a second arc plate, 7, a third arc plate, 8, a fourth arc plate, 9, a first handle, 9', a second handle, 10, a first groove, 10', a second groove, 11, a transverse first reinforcing steel bar, 12, a transverse second reinforcing steel bar, 13, a longitudinal first reinforcing steel bar and 14, a longitudinal fourth reinforcing steel bar.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "equidistant", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the 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 cannot be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definitions of "first" and "second" features may explicitly or implicitly include one or more of such features, and the terms "left end," "right end," "front end," and "back end" in the description of the present invention mean both ends of the component unless specifically defined otherwise.
The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides a prefabricated box girder body preformed hole template; welding the rear end face of the first metal plate 1 and the left end face of the fourth metal plate 4 with the end faces of the two sides of the first arc-shaped plate respectively;
respectively welding the front end face of the first metal plate 1 and the left end face of the second metal plate 2 with the end faces of two sides of the second arc-shaped plate 6;
the right end face of the second metal plate 2 and the front end face of the third metal plate 3; are respectively welded with the end surfaces of the two sides of the third arc-shaped plate 7;
the right end face of the fourth metal plate 4 and the rear end face of the third metal plate 3 are respectively welded with the end faces of the two sides of the fourth arc-shaped plate 8; to form a square frame-shaped template.
In the embodiment of the present invention, the first metal plate 1 and the second metal plate 2, the third metal plate 3 and the fourth metal plate 4 of the square template are respectively provided with the first groove 10 and the second groove 10' which are equally spaced; the center lines of the first grooves 10 corresponding to the first metal plate 1 and the third metal plate 3 in the square frame-shaped template are kept on a straight line; the second metal plate 2 and the center line of each second groove 10' corresponding to the fourth metal plate 4 are maintained in a straight line.
The first metal plate 1 and the second metal plate 2, and the third metal plate 3 and the fourth metal plate 4 have the same length, the same width and the same thickness; the first arc-shaped plate, the second arc-shaped plate, the third arc-shaped plate and the fourth arc-shaped plate are identical in structure.
In the present embodiment, the first handle 9 and the second handle 9' are welded to the top ends of the second metal plate 2 and the fourth metal plate 4, respectively.
During construction, a square template is installed according to the position of a reserved hole, after the square template is accurately positioned on the reserved hole, a first steel bar 11 and a second steel bar 12 are respectively inserted into corresponding first grooves 10 on a first metal plate 1 and a third metal plate 3;
the third steel bar 13 and the fourth steel bar 14 are respectively inserted into the corresponding second grooves 10' on the second metal plate 2 and the fourth metal plate 4; the first steel bar 11 and the second steel bar 12 inserted in the first groove 10 are respectively positioned above or below the third steel bar 13 and the fourth steel bar 14 inserted in the second groove 10', and then concrete is poured; after the curing period of the poured concrete is finished, the square template is pulled out (lifted out) through the first lifting handle 9 and the second lifting handle 9', and the cured concrete is poured; and then, performing the construction of the next bridge precast box girder.
Claims (3)
1. A prefabricated box girder body preformed hole template comprises a first metal plate, a second metal plate, a third metal plate, a fourth metal plate, a first arc-shaped plate, a second arc-shaped plate, a third arc-shaped plate, a fourth arc-shaped plate, a first handle, a second handle, a first groove and a second groove; the method is characterized in that: welding the rear end face of the first metal plate and the left end face of the fourth metal plate with the end faces of the two sides of the first arc-shaped plate respectively; respectively welding the front end face of the first metal plate and the left end face of the second metal plate with the end faces of the two sides of the second arc-shaped plate; the right end face of the second metal plate and the front end face of the third metal plate; respectively welded with the end surfaces of the two sides of the third arc-shaped plate; the right end face of the fourth metal plate and the rear end face of the third metal plate are respectively welded with the end faces of the two sides of the fourth arc-shaped plate; to form a square frame-shaped template.
2. The prefabricated box girder body preformed hole template as claimed in claim 1, wherein: a first groove and a second groove which are the same and equidistant are respectively arranged on a first metal plate and a second metal plate, and a third metal plate and a fourth metal plate in the square template; the center lines of the first metal plates in the square frame-shaped template and each corresponding first groove on the third metal plate are kept on the same straight line; the second metal plate and the center line of each corresponding second groove on the fourth metal plate are kept on a straight line.
3. The prefabricated box girder body preformed hole template as claimed in claim 1, wherein: the top ends of the second metal plate and the fourth metal plate are respectively welded with a first handle and a second handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738729.XU CN212266159U (en) | 2020-05-08 | 2020-05-08 | Prefabricated case roof beam body preformed hole template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738729.XU CN212266159U (en) | 2020-05-08 | 2020-05-08 | Prefabricated case roof beam body preformed hole template |
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| CN212266159U true CN212266159U (en) | 2021-01-01 |
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| CN202020738729.XU Active CN212266159U (en) | 2020-05-08 | 2020-05-08 | Prefabricated case roof beam body preformed hole template |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115972383A (en) * | 2023-01-17 | 2023-04-18 | 乐昌市市政建设工程有限公司 | Assembly type road structure production equipment and production process |
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2020
- 2020-05-08 CN CN202020738729.XU patent/CN212266159U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115972383A (en) * | 2023-01-17 | 2023-04-18 | 乐昌市市政建设工程有限公司 | Assembly type road structure production equipment and production process |
| CN115972383B (en) * | 2023-01-17 | 2023-09-22 | 乐昌市市政建设工程有限公司 | Assembled road structure production equipment and production process |
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