CN217777321U - Prefabricated large-scale variable width case breast web reinforcement bed-jig - Google Patents
Prefabricated large-scale variable width case breast web reinforcement bed-jig Download PDFInfo
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- CN217777321U CN217777321U CN202221028066.8U CN202221028066U CN217777321U CN 217777321 U CN217777321 U CN 217777321U CN 202221028066 U CN202221028066 U CN 202221028066U CN 217777321 U CN217777321 U CN 217777321U
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Abstract
The utility model discloses a prefabricated large-scale variable width case breast web reinforcement bed-jig, include: the chassis frame assembly comprises a plurality of transverse steel bar positioning calipers and a plurality of longitudinal steel bar positioning calipers, wherein a support rod is arranged at the bottom of each transverse steel bar positioning caliper, and the plurality of transverse steel bar positioning calipers are arranged in parallel; the longitudinal steel bar positioning calipers are fixed between the two transverse steel bar positioning calipers; the chassis frame assembly comprises a chassis frame assembly, side web plate supporting brackets arranged on two sides of the chassis frame assembly, connecting rods arranged at the bottoms of the side web plate supporting brackets, and a slide rail structure formed on the connecting rods, wherein two ends of each supporting rod are arranged on the connecting rods on two sides in a sliding mode respectively. The side web plate supporting brackets are in sliding connection with the supporting rods on the chassis frame assembly through the connecting rods, so that the positions of the side web plate supporting brackets on the two sides of the chassis frame assembly can be adjusted, and the side web plate supporting brackets are suitable for binding steel bars of box girders with different beam widths.
Description
Technical Field
The utility model relates to a prefabricated box girder technical field especially relates to a prefabricated large-scale variable width case web reinforcement bed-jig.
Background
The box girder is one of the middle girders in bridge engineering, the interior of the box girder is hollow, flanges are arranged on two sides of the upper part of the box girder, and the box girder is shaped like a box, so that the box girder is named. The box girder is widely applied nationwide due to the characteristics of economy, stability, safety, attractiveness and the like. One of key points of the box girder handle quality control is accurate positioning of the steel bars, and in order to ensure uniform and standard steel bar spacing and beautiful formed steel bar skeleton line shape, reduce the difficulty of box girder steel bar binding construction, improve the working efficiency and the like, a corresponding binding tool needs to be designed. And the span length of the large box girder in the length direction is long, and the span length of the large box girder in the width direction is not small, so that the transverse steel bar positioning and the longitudinal steel bar positioning are important.
In the box girder prefabrication construction, the prefabricated box girder with the standard girder width generally occupies most parts, but a small part of box girders with non-standard girder widths exist, the conventional standard steel bar jig is only suitable for binding the box girder steel bars with the standard girder width, and if the box girder steel bars with the non-standard girder width are bound on a template, the problems of high difficulty of binding the steel bars, inaccurate steel bar positioning, easy pollution to a template release agent, low efficacy and the like exist.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a prefabricated large-scale variable width case breast web reinforcement bed-jig can solve one of above-mentioned problem to a certain extent at least.
The technical scheme of the utility model is realized like this:
the utility model provides a prefabricated large-scale variable width case breast web reinforcing bar ligature bed-jig, includes:
the chassis frame assembly comprises a plurality of transverse steel bar positioning calipers and a plurality of longitudinal steel bar positioning calipers, wherein the bottom of each transverse steel bar positioning caliper is provided with a support rod, and the plurality of transverse steel bar positioning calipers are arranged in parallel; the longitudinal steel bar positioning calipers are fixed between the two transverse steel bar positioning calipers;
the side web plate supporting bracket is arranged on two sides of the chassis frame assembly, a connecting rod is arranged at the bottom of the side web plate supporting bracket, a slide rail structure is formed on the connecting rod, and two ends of the supporting rod are arranged on the connecting rods on two sides in a sliding mode respectively.
As a further alternative of the prefabricated large-scale variable-width box beam bottom web steel bar binding jig frame, a plurality of first steel bar bayonets are arranged on the transverse steel bar positioning caliper, and a plurality of second steel bar bayonets are arranged on the longitudinal steel bar positioning caliper.
As a further alternative of the prefabricated large-scale variable-width box beam bottom web steel bar binding jig frame, the transverse steel bar positioning caliper and the longitudinal steel bar positioning caliper are both L-shaped steel.
As a further alternative of the prefabricated large-scale variable-width box beam bottom web steel bar binding jig frame, the support rod is a square tube welded at the bottom of the transverse steel bar positioning caliper.
As a further alternative of the prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame, a first cushion block is arranged at the bottom of the supporting rod, and a second cushion block is arranged at the bottom of the connecting rod.
As a further alternative of the prefabricated large-scale variable-width box beam bottom web steel bar binding jig frame, a plurality of web positioning calipers are arranged on the side web supporting frame, and the length direction of the web positioning calipers is the same as that of the longitudinal steel bar positioning calipers; and a plurality of third steel bar bayonets are arranged on the web plate positioning caliper.
As a further alternative of the prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame, the side web support frame comprises vertical support beams and inclined support beams, and the vertical support beams, the inclined support beams and the connecting rods form a triangular structure; the web positioning caliper is arranged on the inclined support beam.
As a further alternative of the prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame, a plurality of positioning rods are arranged on the side web supporting frame, and the length direction of each positioning rod is the same as that of the transverse steel bar positioning caliper; and a plurality of positioning rods are arranged on the inclined supporting beam at intervals along the vertical direction.
As a further alternative of the prefabricated large-scale variable-width box girder bottom web plate steel bar binding jig frame, a first reinforcing beam and a second reinforcing beam are arranged between the vertical supporting beam and the inclined supporting beam, the first reinforcing beam is horizontally arranged, the second reinforcing beam is obliquely arranged, one end of the first reinforcing beam is fixed in the middle of the vertical supporting beam, and the other end of the first reinforcing beam is fixed in the middle of the inclined supporting beam; one end of the second reinforcing beam is fixed at the bottom of the vertical supporting beam, and the other end of the second reinforcing beam is fixed in the middle of the inclined supporting beam.
As a further alternative of the prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame, an operation platform is arranged on the side web support frame; the top end of the vertical supporting beam is connected with a horizontal supporting beam, and the operating platform is fixed on the horizontal supporting beam; and a third reinforcing beam is arranged between the horizontal supporting beam and the vertical supporting beam, and the horizontal supporting beam, the vertical supporting beam and the third reinforcing beam form a triangular structure.
The beneficial effects of the utility model have: the side web plate supporting bracket is connected with the supporting rod on the chassis frame assembly in a sliding mode through the connecting rod, so that the position of the side web plate supporting bracket on two sides of the chassis frame assembly can be adjusted, the side web plate supporting bracket is suitable for binding of box girder steel bars with different girder widths, and the side web plate supporting bracket can be accurately positioned when binding of the web plate steel bars of the box girders with different girder widths.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is an enlarged view of B in FIG. 1;
FIG. 4 is an enlarged view of C in FIG. 1;
FIG. 5 is a schematic view of the connection of the connecting rod and the support rod;
fig. 6 is a schematic view of the movement of the side web support bracket.
In the figure: 1. a chassis frame assembly; 11. a transverse steel bar positioning caliper; 111. a first reinforcing steel bar bayonet; 12. a longitudinal steel bar positioning caliper; 121. a second reinforcing steel bar bayonet; 122. cutting; 13. a support bar; 131. a first cushion block;
2. the side web plate supports the bracket; 21. a connecting rod; 211. a second cushion block; 22. a vertical support beam; 23. an inclined support beam; 24. a web positioning caliper; 25. positioning a rod; 26. a first reinforcement beam; 27. a second reinforcement beam; 28. a horizontal support beam; 29. a third reinforcing beam;
3. and (6) operating the platform.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", etc. 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 particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Referring to fig. 1-6, a prefabricated large-scale variable-width box girder bottom web plate steel bar binding jig comprises a chassis frame assembly 1 and side web plate supporting brackets 2 arranged on two sides of the chassis frame assembly 1, wherein the chassis frame assembly 1 comprises a plurality of transverse steel bar positioning calipers 11 and a plurality of longitudinal steel bar positioning calipers 12, supporting rods 13 are arranged at the bottoms of the transverse steel bar positioning calipers 11, and the plurality of transverse steel bar positioning calipers 11 are arranged in parallel; the longitudinal steel bar positioning calipers 12 are fixed between the two transverse steel bar positioning calipers 11; the bottom of edge web plate support bracket 2 is provided with connecting rod 21, the shaping has the slide structure on connecting rod 21, the both ends of bracing piece 13 set up on the connecting rod 21 of both sides respectively slidable. In other words, referring to fig. 6, the side web support bracket 2 forms a sliding connection with the support rod 13 on the chassis frame assembly 1 through the connection rod 21, so that the positions of the side web support brackets 2 at two sides of the chassis frame assembly 1 can be adjusted, and the side web support bracket is suitable for binding box girder reinforcing steel bars with different beam widths, and can be accurately positioned when binding the web reinforcing steel bars of the box girders with different beam widths.
Above-mentioned scheme is specific, refers to fig. 2, fig. 4 and fig. 5, be equipped with a plurality of first reinforcing bar bayonets 111 on the horizontal reinforcing bar location slide caliper 11, be equipped with a plurality of second reinforcing bar bayonets 121 on the vertical reinforcing bar location slide caliper 12. The first steel bar bayonet 111 is used for positioning longitudinal steel bars of the bottom plate, and the second steel bar bayonet 121 is used for positioning transverse steel bars of the bottom plate; for convenience of manufacture, the transverse steel bar positioning caliper 11 and the longitudinal steel bar positioning caliper 12 can both be L-shaped steel, and the support rod 13 can be a square tube welded at the bottom of the transverse steel bar positioning caliper 11. In addition, in the embodiment, the connection in the jig frame can adopt welding connection. It should be noted that, referring to fig. 5, when the support rod 13 moves on the connection rod 21, if the connection rod 21 interferes with the longitudinal steel positioning caliper 12, a notch 122 may be cut in the longitudinal steel positioning caliper 12, so as to avoid the connection rod 21.
In the above embodiment, in order to facilitate leveling of the chassis frame assembly 1 and the side web supporting bracket 2 on the bottom surface, the bottom of the supporting rod 13 is provided with a first cushion block 131, and the bottom of the connecting rod 21 is provided with a second cushion block 211. The first cushion block 131 supports the support rod 13, so that the middle of the support rod 13 is prevented from being easily bent when the two ends of the support rod 13 are supported by the connecting rod 21.
In the above embodiment, referring to fig. 1 and fig. 3, a plurality of web positioning calipers 24 are arranged on the side web support frame, and the length direction of the web positioning calipers 24 is the same as that of the longitudinal steel bar positioning calipers 12; a plurality of third steel bar bayonets (not shown) are arranged on the web positioning caliper 24. And positioning the web plate inclined steel bars through the third steel bar bayonet. Specifically, the side-web support frame comprises a vertical support beam 22 and an inclined support beam 23, and the vertical support beam 22, the inclined support beam 23 and the connecting rod 21 form a triangular structure; the web positioning caliper 24 is disposed on the inclined support beam 23. A plurality of positioning rods 25 are arranged on the side web plate supporting frame, and the length direction of each positioning rod 25 is the same as that of the transverse steel bar positioning caliper 11; a plurality of positioning rods 25 are vertically arranged on the inclined support beam 23 at intervals. Wherein, the web longitudinal steel bar is positioned by the positioning rod 25.
In the above embodiment, in order to improve the structural stability of the edge and web support frame, a first horizontally disposed stiffening beam 26 and a second obliquely disposed stiffening beam 27 are disposed between the vertical support beam 22 and the inclined support beam 23, one end of the first stiffening beam 26 is fixed in the middle of the vertical support beam 22, and the other end is fixed in the middle of the inclined support beam 23; one end of the second reinforcing beam 27 is fixed to the bottom of the vertical supporting beam 22, and the other end is fixed to the middle of the inclined supporting beam 23.
In the above scheme, in order to facilitate the reinforcement binding operation of workers, referring to fig. 1, an operation platform 3 is arranged on the side web support frame; the top end of the vertical supporting beam 22 is connected with a horizontal supporting beam 28, and the operating platform 3 is fixed on the horizontal supporting beam 28; a third reinforcing beam 29 is arranged between the horizontal supporting beam 28 and the vertical supporting beam 22, and the horizontal supporting beam 28, the vertical supporting beam 22 and the third reinforcing beam 29 form a triangular structure. Wherein the third reinforcement beam 29 is capable of effectively reinforcing the stability of the horizontal support beam 28 to the support structure of the operation platform 3.
Specifically, when the jig is actually used, the connecting rod 21 and the supporting rod 13 are temporarily connected through spot welding, when the distance between the two side web supporting brackets 2 needs to be adjusted according to the beam width, the temporary connection between the connecting rod 21 and the supporting rod 13 is disconnected, the side web supporting brackets 2 are moved, and after the side web supporting brackets 2 are moved to a proper position, the connecting rod 21 and the supporting rod 13 are welded and fixed again.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a prefabricated large-scale variable width case breast web reinforcement bed-jig which characterized in that includes:
the chassis frame assembly comprises a plurality of transverse steel bar positioning calipers and a plurality of longitudinal steel bar positioning calipers, wherein the bottom of each transverse steel bar positioning caliper is provided with a support rod, and the plurality of transverse steel bar positioning calipers are arranged in parallel; the longitudinal steel bar positioning calipers are fixed between the two transverse steel bar positioning calipers;
the chassis frame assembly comprises a chassis frame assembly, side web plate supporting brackets arranged on two sides of the chassis frame assembly, connecting rods arranged at the bottoms of the side web plate supporting brackets, and a slide rail structure formed on the connecting rods, wherein two ends of each supporting rod are arranged on the connecting rods on two sides in a sliding mode respectively.
2. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 1, wherein a plurality of first steel bar bayonets are arranged on the transverse steel bar positioning calipers, and a plurality of second steel bar bayonets are arranged on the longitudinal steel bar positioning calipers.
3. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 2, wherein the transverse steel bar positioning calipers and the longitudinal steel bar positioning calipers are L-shaped steel.
4. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 3, wherein the supporting rods are square tube steel pipes welded at the bottoms of the transverse steel bar positioning calipers.
5. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 1, wherein a first cushion block is arranged at the bottom of the supporting rod, and a second cushion block is arranged at the bottom of the connecting rod.
6. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 1, wherein a plurality of web positioning calipers are arranged on the side web supporting frame, and the length direction of the web positioning calipers is the same as that of the longitudinal steel bar positioning calipers; and a plurality of third steel bar bayonets are arranged on the web plate positioning caliper.
7. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 6, wherein the side web support frame comprises vertical support beams and inclined support beams, and the vertical support beams, the inclined support beams and the connecting rods form a triangular structure; the web positioning caliper is arranged on the inclined support beam.
8. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 7, wherein a plurality of positioning rods are arranged on the side web supporting frame, and the length direction of each positioning rod is the same as that of the transverse steel bar positioning caliper; a plurality of positioning rods are arranged on the inclined supporting beam at intervals along the vertical direction.
9. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 7, wherein a first reinforcing beam arranged horizontally and a second reinforcing beam arranged obliquely are arranged between the vertical supporting beam and the oblique supporting beam, one end of the first reinforcing beam is fixed in the middle of the vertical supporting beam, and the other end of the first reinforcing beam is fixed in the middle of the oblique supporting beam; one end of the second reinforcing beam is fixed at the bottom of the vertical supporting beam, and the other end of the second reinforcing beam is fixed in the middle of the inclined supporting beam.
10. The prefabricated large-scale variable-width box girder bottom web steel bar binding jig frame as claimed in claim 7, wherein an operation platform is arranged on the side web support frame; the top end of the vertical supporting beam is connected with a horizontal supporting beam, and the operating platform is fixed on the horizontal supporting beam; and a third reinforcing beam is arranged between the horizontal supporting beam and the vertical supporting beam, and the horizontal supporting beam, the vertical supporting beam and the third reinforcing beam form a triangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221028066.8U CN217777321U (en) | 2022-04-28 | 2022-04-28 | Prefabricated large-scale variable width case breast web reinforcement bed-jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221028066.8U CN217777321U (en) | 2022-04-28 | 2022-04-28 | Prefabricated large-scale variable width case breast web reinforcement bed-jig |
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| Publication Number | Publication Date |
|---|---|
| CN217777321U true CN217777321U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221028066.8U Active CN217777321U (en) | 2022-04-28 | 2022-04-28 | Prefabricated large-scale variable width case breast web reinforcement bed-jig |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863352A (en) * | 2023-11-27 | 2024-04-12 | 中铁四局集团有限公司 | Automatic arrangement device for longitudinal steel bars of prestressed concrete box girder |
-
2022
- 2022-04-28 CN CN202221028066.8U patent/CN217777321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863352A (en) * | 2023-11-27 | 2024-04-12 | 中铁四局集团有限公司 | Automatic arrangement device for longitudinal steel bars of prestressed concrete box girder |
| CN117863352B (en) * | 2023-11-27 | 2024-06-07 | 中铁四局集团有限公司 | Automatic arrangement device for longitudinal steel bars of prestressed concrete box girder |
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