CN211221311U - Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame - Google Patents

Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame Download PDF

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Publication number
CN211221311U
CN211221311U CN201921665429.7U CN201921665429U CN211221311U CN 211221311 U CN211221311 U CN 211221311U CN 201921665429 U CN201921665429 U CN 201921665429U CN 211221311 U CN211221311 U CN 211221311U
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China
Prior art keywords
plate
steel bar
bottom plate
fixing support
web
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Expired - Fee Related
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CN201921665429.7U
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Chinese (zh)
Inventor
徐海军
胡峰强
肖燕
王小龙
程志华
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Nanchang University
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Nanchang University
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Priority to CN201921665429.7U priority Critical patent/CN211221311U/en
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Publication of CN211221311U publication Critical patent/CN211221311U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A segment prefabricated variable cross-section concrete box girder steel bar binding jig comprises a main body support, a wing plate fixing support, a web plate fixing support, a bottom plate fixing support, a top plate internal fixing support and a construction platform; the main body bracket comprises an upright post and an upright post transverse connecting beam; the wing plate fixing support comprises a wing plate longitudinal distribution beam, a wing plate transverse distribution beam and a wing plate steel bar limiting clamping groove; the web fixing support comprises a web transverse support, a web inclined support and a web steel bar limiting clamping groove; the bottom plate fixing support comprises a bottom plate supporting beam, a bottom plate adjusting beam, a bottom plate steel bar limiting clamping groove and a height adjusting column; the bottom plate adjusting beam is provided with a bottom plate steel bar limiting clamping groove and a plurality of longitudinal bottom supporting rods with equal intervals; the top plate internal fixing support comprises a top plate transverse distribution beam, a top plate longitudinal distribution beam and a top plate steel bar limiting clamping groove; the construction platform comprises a safety stair, a platform connecting beam, a platform plate and a fence handrail. The utility model discloses can improve the efficiency of construction greatly and reduce construction error.

Description

Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame
Technical Field
The utility model belongs to the technical field of the building, a prefabricated variable cross section concrete box girder reinforcement bed-jig of festival section is related to.
Background
At present, in the production of precast concrete box girder, mostly all be uniform cross section box girder, rarely relate to the variable cross section, variable cross section formula roof beam is mostly the cast-in-place roof beam, carries out reinforcement usually in the template, but the construction of segmentation roof beam, if long-term use template work, not only influence the outward appearance, but also can reduce the efficiency of construction, the advantage of weakening segmentation roof beam construction.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prefabricated variable cross section concrete box girder steel reinforcement bed-jig of festival section to improve the efficiency of construction and reduce construction error.
The utility model discloses a realize through following technical scheme.
Prefabricated variable cross section concrete box girder steel reinforcement bed-jig of festival section, including main part support, pterygoid lamina fixed bolster, web fixed bolster, bottom plate fixed bolster, the inside fixed bolster of roof and construction platform.
The main body bracket comprises an upright post I, an upright post II, an upright post III and an upright post transverse connecting beam; the stand I and the stand II are connected with the transverse connecting beam of the stand at the top, and the stands are vertically fixed on the ground through the embedded steel plates.
The wing plate fixing support comprises a wing plate transverse distribution beam, a wing plate longitudinal distribution beam and a wing plate steel bar limiting clamping groove; the lower edge of the wing plate longitudinal distribution beam is connected with the upper edge of the upright post transverse connecting beam, the upper edge of the wing plate longitudinal distribution beam is connected with the wing plate transverse distribution beam, and a wing plate steel bar limiting clamping groove is formed in the wing plate transverse distribution beam.
The web plate fixing support comprises a web plate cross brace, a web plate inclined brace and a web plate steel bar limiting clamping groove; the web cross brace is connected with stand I and web bracing respectively in both ends, sets up the spacing draw-in groove of web reinforcing bar on the web bracing.
The bottom plate fixing support comprises a bottom plate supporting beam, a bottom plate adjusting beam, a bottom plate steel bar limiting clamping groove and a height adjusting column; the side end of the bottom plate supporting cross beam is connected with the web inclined strut and the stand column I, the bottom plate adjusting cross beam is provided with a bottom plate reinforcing steel bar limiting clamping groove and a plurality of longitudinal bottom support rods with equal intervals, and the height adjusting columns are symmetrically arranged on the inner side and the outer side of the bottom plate supporting cross beam and the bottom plate adjusting cross beam and are connected with the bottom plate supporting cross beam.
The top plate internal fixing support comprises a top plate transverse distribution beam, a top plate longitudinal distribution beam and a top plate steel bar limiting clamping groove; the top plate transverse distribution beam is provided with a top plate steel bar limiting clamping groove, one side of the top plate transverse distribution beam is connected with the upper edge of the top plate longitudinal distribution beam, and the other side of the top plate transverse distribution beam and the lower edge of the top plate longitudinal distribution beam are respectively connected with the upper edge of the upright post transverse connecting beam.
The construction platform comprises a platform connecting beam, a safety stair, a fence handrail and a platform plate; the safety stair is arranged on one side of the construction platform, the platform connecting beam, the tops of the stand columns II and the tops of the stand columns III are connected, a platform plate is arranged on the platform connecting beam, the safety stair is connected with the platform connecting beam through the stand columns III, and fence handrails are arranged on two sides of the safety stair and the two sides of the platform plate.
The technical effect of the utility model is as follows.
(1) The bottom plate is adjusted and is set up the spacing draw-in groove of bottom plate reinforcing bar and the vertical base rod that a plurality of intervals equal on the crossbeam to this carries out the location support to the bottom plate reinforcing bar, has increased reinforcement's precision, and vertical base rod can fully satisfy the ligature needs of vertical reinforcing bar and prevent that the reinforcing bar from excessively downwarping simultaneously.
(2) Height adjusting post symmetrical arrangement is in bottom plate supporting beam and the inside and outside both sides of bottom plate adjusting beam and be connected with bottom plate supporting beam, simultaneously again through pre-buried steel sheet vertical fixation in order to increase stability to set up spacer pin and fixing clip and adjust the crossbeam spacing and fixed to the bottom plate, secondly set up equidistant height control pore pair bottom plate and adjust the crossbeam and carry out height adjusting, in order to satisfy the reinforcement's of variable cross section concrete box girder needs, further reduced construction error.
(3) The wing plate transverse distribution beam and the wing plate reinforcing steel bar limiting clamping groove support and position the wing plate reinforcing steel bars, the reinforcing steel bar dislocation is effectively reduced, meanwhile, the wing plate longitudinal distribution beam and the stand columns support the wing plate transverse distribution beams with the longitudinal cross sections, and the binding requirement of the longitudinal reinforcing steel bars is met.
(4) The roof steel bar is supported and limited by the transverse distribution beam of the roof and the limiting clamping groove of the roof steel bar, so that the internal steel bar of the roof is effectively prevented from being downwarped due to overlarge weight and the binding precision is improved.
(5) Set up the web stull that both ends link to each other with web bracing and stand I respectively, guaranteed web fixed bolster's overall stability.
(6) The vertical columns are connected with the vertical column transverse connecting beams, so that the transverse stability of the jig frame is improved, and the wing plate longitudinal distribution beams and the top plate longitudinal distribution beams are connected with the vertical column transverse connecting beams respectively, so that the longitudinal stability of the jig frame is improved.
(7) Be provided with the construction platform of landing slab and rail handrail, reduced the case roof beam reinforcement construction degree of difficulty of higher cross-section, increased the security of construction simultaneously, set up the platform tie beam that links to each other with stand II and stand III under the landing slab with support upper portion load jointly, guarantee safety.
Drawings
Fig. 1 is a front view of the overall structure of the embodiment of the present invention.
Fig. 2 is a front view of a partial structure of an embodiment of the present invention.
Fig. 3 is a top view of the overall structure of the embodiment of the present invention.
Fig. 4 is a front view of a height adjusting column according to an embodiment of the present invention.
Fig. 5 is a side view of a height adjustment post in accordance with an embodiment of the present invention.
Fig. 6 is a top view of a height adjustment post according to an embodiment of the present invention.
Wherein, 1 is a main body bracket, 2 is a wing plate fixing bracket, 3 is a web plate fixing bracket, 4 is a bottom plate fixing bracket, 5 is a top plate internal fixing bracket, 6 is a construction platform, 7 is an upright I, 8 is an upright II, 9 is an upright transverse connecting beam, 10 is a wing plate transverse distributing beam, 11 is a wing plate longitudinal distributing beam, 12 is a wing plate reinforcing steel bar limiting clamping groove, 13 is a web plate transverse support, 14 is a web plate inclined support, 15 web plate reinforcing steel bar limiting clamping groove, 16 is a bottom plate supporting beam, 17 is a bottom plate adjusting beam, 18 is a height adjusting column, 19 is a longitudinal bottom supporting rod, 20 is a bottom plate reinforcing steel bar limiting clamping groove, 21 is a top plate transverse distributing beam, 22 is a top plate longitudinal distributing beam, 23 is a top plate reinforcing steel bar limiting clamping groove, 24 is a platform connecting beam, 25 is an upright III, 26 is a safety stair, 27 is a fence handrail, 28 is a fixing clamp, 29 is a platform plate, 30 is a height adjusting hole, and 31 is a limiting pin.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments.
Referring to fig. 1, fig. 1 is a front view of the general structure of the embodiment of the segment prefabricated variable cross-section concrete box girder steel bar binding jig of the present invention. The utility model provides a prefabricated variable cross section concrete box girder reinforcement bed-jig of festival section mainly used carries out reinforcement work to prefabricated festival section concrete box girder. The segment prefabricated variable cross-section concrete box girder steel bar binding jig frame mainly comprises a main body support 1, a wing plate fixing support 2, a web plate fixing support 3, a bottom plate fixing support 4, a top plate internal fixing support 5 and a construction platform 6.
Referring to fig. 2 and 3, fig. 2 and 3 are structural views of different viewing angles of components of an embodiment of the segmental precast variable cross-section concrete box girder steel bar binding jig of the invention. The top parts of a vertical column I7 and a vertical column II 8 are connected with a vertical column transverse connecting beam 9 to ensure the transverse rigidity of a main body bracket, two ends of a platform connecting beam 24 are respectively connected with the top parts of a vertical column II 8 and a vertical column III 25, the lower edge of a wing plate longitudinal distribution beam 11 and the lower edge of a top plate longitudinal distribution beam 22 are respectively connected with the vertical column transverse connecting beam 9 to ensure the longitudinal rigidity of the main body bracket, the upper edge of the wing plate longitudinal distribution beam 11 is connected with a wing plate transverse distribution beam 10, two ends of a web plate cross beam 13 are respectively connected with the vertical column I7 and a web plate cross beam 14 to increase the strength of the web plate cross beam, the side ends of a bottom plate supporting cross beam 16 are respectively connected with the web plate cross beam 14 and the vertical column I7, height adjusting columns 18 are symmetrically arranged at the inner side and the outer side of the bottom plate supporting cross beam 16 and the bottom plate adjusting cross beam 17 and are connected with the bottom, equidistant height adjustment holes 30 provide height adjustment for the floor adjustment beam 17.
A plurality of longitudinal bottom supporting rods 19 with equal intervals are arranged on the bottom plate adjusting cross beam 17, one side of the top plate transverse distribution beam 21 is connected with the upper edge of the top plate longitudinal distribution beam 22, and the other side of the top plate transverse distribution beam 21 and the lower edge of the top plate longitudinal distribution beam 22 are respectively connected with the upper edge of the upright post transverse connecting beam 9.
Spacing draw-in groove 12 of pterygoid lamina reinforcing bar is arranged on pterygoid lamina horizontal distribution roof beam 10, spacing draw-in groove 15 of web reinforcing bar is arranged on web bracing 14, spacing draw-in groove 20 of bottom plate reinforcing bar is arranged on bottom plate adjusting beam 17, spacing draw-in groove 23 of roof reinforcing bar is arranged on the horizontal distribution roof beam 21 of roof, fix a position the reinforcing bar on the relevant position respectively, platform 29 has been set up on the platform is even is tied the roof beam 24, safety stair 26 is connected with platform is even is tied the roof beam 24 through stand III 25 and platform is tied the roof beam 24 and is connected with stand II 8 again and set up rail handrail 27.
Referring to fig. 4, 5, 6, fig. 4, 5, 6 are different visual angle structure views of the height adjusting column of the embodiment of the segmental precast variable cross-section concrete box girder steel bar binding jig of the utility model. The height adjusting columns 18 are symmetrically arranged by two channel steels, height adjusting holes 30 with equal distance are arranged at the waist plate, the distance and the diameter of the holes are determined according to specific requirements, and the bottom plate adjusting cross beam 17 is limited and fixed by a limiting pin 31 and a fixing clamp 28.
The above is the specific embodiment of the present invention, not used for limiting the present invention, to the technical personnel in the field, the present invention can have various changes and modifications, all are in the spirit and principle of the present invention, and the improvement, equivalent replacement, etc. should be included in the protection scope of the present invention.

Claims (1)

1. A segment prefabricated variable cross-section concrete box girder steel bar binding jig frame is characterized by comprising a main body support, a wing plate fixing support, a web plate fixing support, a bottom plate fixing support, a top plate internal fixing support and a construction platform;
the main body bracket comprises an upright post I, an upright post II, an upright post III and an upright post transverse connecting beam; the upright I and the upright II are connected with the upright transverse connecting beam at the top, and each upright is vertically fixed on the ground through an embedded steel plate;
the wing plate fixing support comprises a wing plate transverse distribution beam, a wing plate longitudinal distribution beam and a wing plate steel bar limiting clamping groove; the lower edge of the wing plate longitudinal distribution beam is connected with the upper edge of the upright post transverse connecting beam, the upper edge of the wing plate longitudinal distribution beam is connected with the wing plate transverse distribution beam, and a wing plate steel bar limiting clamping groove is formed in the wing plate transverse distribution beam;
the web plate fixing support comprises a web plate cross brace, a web plate inclined brace and a web plate steel bar limiting clamping groove; two ends of the web plate cross brace are respectively connected with the upright post I and the web plate diagonal brace, and a web plate reinforcing steel bar limiting clamping groove is formed in the web plate diagonal brace;
the bottom plate fixing support comprises a bottom plate supporting beam, a bottom plate adjusting beam, a bottom plate steel bar limiting clamping groove and a height adjusting column; the side end of the bottom plate supporting cross beam is connected with the web inclined strut and the upright post I, a bottom plate reinforcing steel bar limiting clamping groove and a plurality of longitudinal bottom support rods with equal intervals are arranged on the bottom plate adjusting cross beam, and the height adjusting posts are symmetrically arranged on the inner side and the outer side of the bottom plate supporting cross beam and the bottom plate adjusting cross beam and are connected with the bottom plate supporting cross beam;
the top plate internal fixing support comprises a top plate transverse distribution beam, a top plate longitudinal distribution beam and a top plate steel bar limiting clamping groove; the top plate transverse distribution beam is provided with a top plate steel bar limiting clamping groove, one side of the top plate transverse distribution beam is connected with the upper edge of the top plate longitudinal distribution beam, and the other side of the top plate transverse distribution beam and the lower edge of the top plate longitudinal distribution beam are respectively connected with the upper edge of the upright post transverse connecting beam;
the construction platform comprises a platform connecting beam, a safety stair, a fence handrail and a platform plate; the safety stair is arranged on one side of the construction platform, the platform connecting beam, the tops of the stand columns II and the tops of the stand columns III are connected, a platform plate is arranged on the platform connecting beam, the safety stair is connected with the platform connecting beam through the stand columns III, and fence handrails are arranged on two sides of the safety stair and the two sides of the platform plate.
CN201921665429.7U 2019-10-08 2019-10-08 Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame Expired - Fee Related CN211221311U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921665429.7U CN211221311U (en) 2019-10-08 2019-10-08 Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921665429.7U CN211221311U (en) 2019-10-08 2019-10-08 Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame

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CN211221311U true CN211221311U (en) 2020-08-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110561613A (en) * 2019-10-08 2019-12-13 南昌大学 Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110561613A (en) * 2019-10-08 2019-12-13 南昌大学 Segment prefabricated variable cross-section concrete box girder steel bar binding jig frame

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Granted publication date: 20200811