CN203701424U - Circular opening accessory with high utilization rate of corrugated web beam - Google Patents

Circular opening accessory with high utilization rate of corrugated web beam Download PDF

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Publication number
CN203701424U
CN203701424U CN201320868060.6U CN201320868060U CN203701424U CN 203701424 U CN203701424 U CN 203701424U CN 201320868060 U CN201320868060 U CN 201320868060U CN 203701424 U CN203701424 U CN 203701424U
Authority
CN
China
Prior art keywords
web
punches
circle
accessory
corrugated web
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320868060.6U
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Chinese (zh)
Inventor
杜咏
占孟秦
林苏敏
高庆
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Nanjing Tech University
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Nanjing Tech University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Tech University filed Critical Nanjing Tech University
Priority to CN201320868060.6U priority Critical patent/CN203701424U/en
Application granted granted Critical
Publication of CN203701424U publication Critical patent/CN203701424U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a circular hole-forming accessory with high utilization rate for a corrugated web beam, which comprises an upper flange steel plate, a lower flange steel plate, a circular hole-forming flat web plate, a hole-forming circular tube, a short stiffening rib and a connecting plate; a circular hole-forming flat web plate is arranged between the upper flange steel plate and the lower flange steel plate, a hole-forming circular tube is arranged at the periphery of the circular hole, connecting plates are arranged on two side edges of the rectangular hole-forming flat web plate, transverse short stiffening ribs are arranged between the hole-forming circular tube and the connecting plates, and the connecting plates are connected with the connecting plates of the corrugated web plate girder through bolts; all parts of the circular hole-opening fitting are connected through welding. The utility model provides a because the layer height that the pipeline arranged and cause reduces, the extravagant phenomenon in space makes the pipeline arrange in a flexible way, has increased building space's pleasing to the eye.

Description

The corrugated web deck-molding utilization rate circle accessory that punches
Technical field
The utility model relates to building structure technology field, is specifically related to a kind of corrugated web deck-molding utilization rate circle accessory that punches.
Background technology
Corrugated web girder steel is that steel web is processed into periodically trapezoidal, fold-line-shaped or curved along beam span direction.Compared with traditional girder steel, corrugated web girder steel has plurality of advantages, because corrugated steel web local stability improves greatly, so can reduce web thickness, put more energy into compared with flat steel web with tradition, under identical shear resistant capacity condition, corrugated web girder steel than traditional flat web girder steel from important reduction by 30%.Corrugated steel web can be avoided the too early flexing phenomenon being caused by geometrical defect to a certain extent simultaneously, since very little compared with the degree of depth of corrugated steel web thickness defect and corrugated steel web folding groove or wave height, so the sensitivity of corrugated steel web thickness defect is also reduced greatly.Corrugated steel web has also improved the anti-surrender ability of flange of beam, has strengthened lateral bending rigidity and the stability of web, the fatigue life of having improved beam.Meanwhile, the waveform outward appearance of its web of corrugated web girder steel has good building sight.
Extremely strong anti-shearing flexion capabilities, the unique advantage of corrugated web web makes it in the larger building of span, have a lot of application.But because the cross section of beam is higher, in order effectively to improve the usage space of building, main equipment pipeline need to pass web conventionally, and this just need to punch on the web of corrugated web beam.
In the time that large dimension lines must laterally run through ripple web beam, need be on its web opening holes, because the more flat web of corrugated web is thin, after large scale punches, must consider the reinforcement measure of its web.
Utility model content
The utility model proposes a kind of corrugated web deck-molding utilization rate circle accessory that punches, by to the punching of corrugated web girder steel, can make pipeline pass from web, improve architectural space utilization rate, part arranges the thickening of stiffening rib and local web, reaches the stress concentration phenomenon after avoiding punching greatly.
The technical solution adopted in the utility model is: a kind of corrugated web deck-molding utilization rate circle accessory that punches, comprises top flange steel plate, bottom flange steel plate, circle punch flat web, the pipe that punches, short stiffener and junction plate;
Between described top flange steel plate and bottom flange steel plate, be provided with the circle flat web that punches, wherein the circular periphery punching is provided with the pipe that punches, punch two sides of flat web of described rectangle are equipped with junction plate, described punching is provided with horizontal short stiffener between pipe and junction plate, and described junction plate is connected with the junction plate of corrugated web beam by bolt;
Described circle punches between each parts of accessory all by being welded to connect.
As preferably, punch two jiaos of the long side directions of flat web of described circle need cut welding corner cut by " Code for design of steel structures " GB5007-2003 regulation.
As preferably, the described circle accessory that punches uses steel consistent with corrugated web beam wood property.The concrete size of the utility model need be arranged according to the concrete size of structural element by structural engineer.
The overhanging size of the utility model junction plate and bolt arrangement and number needs are arranged according to concrete structure by Structural Engineering.When pipeline need to be when the corrugated web beam, structural engineer can arrange the corresponding corrugated web deck-molding utilization rate circle accessory that punches according to pipeline desired location and size and be connected with corrugated web beam, and formation can be worn the new-type corrugated web beam of required pipeline.The described corrugated web beam circle accessory that punches is connected by high-strength bolt with corrugated web beam junction plate, is combined into the punch beam of accessory of corrugated web beam and arranges at building assigned address.By the design of horizontal and vertical stiffening rib, meet its bearing capacity and stability.
Beneficial effect: the utility model is realized punching of corrugated web web by stiffening rib is set, for the use of corrugated web has later brought wider application prospect, it is a kind of equipment installation arrangement that can effectively improve space availability ratio, substantially do not changing under the stress performance of corrugated web girder steel and the basis of deflection deformation, having solved the floor height causing because pipeline arranges reduces, space wasting phenomenon, makes pipeline be able to flexible arrangement, has increased the attractive in appearance of architectural space.
Brief description of the drawings
Fig. 1 is the utility model circle accessory structure schematic diagram that punches;
Fig. 2 is the utility model circle accessory scheme of installation that punches.
Detailed description of the invention
Below in conjunction with detailed description of the invention and accompanying drawing, the utility model is described further:
As illustrated in fig. 1 and 2, a kind of corrugated web deck-molding utilization rate circle accessory that punches, comprises top flange steel plate 1, bottom flange steel plate 2, circle punch flat web 3, the pipe 4 that punches, short stiffener 5 and junction plate 6;
Between described top flange steel plate 1 and bottom flange steel plate 2, be provided with the circle flat web 3 that punches, wherein the circular periphery punching is provided with the pipe 4 that punches, punch two sides of flat web 3 of described rectangle are equipped with junction plate 6, described punch to be provided with between pipe 4 and junction plate 6 horizontal shortly put more energy into 5, described junction plate 6 is connected with the junction plate 7 of corrugated web beam 9 by high-strength bolt 8;
Described circle punches between each parts of accessory all by being welded to connect.
Punch two jiaos of the long side direction of flat web 3 and two jiaos of corrugated web beam junction plate end webs of described circle need cut welding corner cut 10 by " Code for design of steel structures " GB5007-2003 regulation.Described circle punch accessory use steel consistent with corrugated web beam wood property.
Water-feeding drainaging line and HVAC pipeline, in the time must laterally running through ripple web beam, punch, under the effect of uniform load in the middle of the web of beam, consider the smallest point place of shearing and moment, punching apart from beam-ends approximately 1/3 place, the shape that punches, depending on institute's drawing-in wire, is got circle.At the web place that punches, consider that on cross section, the web place of punching, action moment is born by the edge of a wing, adopt the steel that equate with strength of parent grade to strengthen to web, shearing is by the web that punches, reinforcement stiffening rib and thicken local web shared, the section area sum of the web at the place of punching and stiffening plate is greater than the section area of former web, and concrete size is determined according to selected girder steel size by engineer.
The above is only preferred embodiment of the present utility model; be noted that for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (3)

1. the corrugated web deck-molding utilization rate circle accessory that punches, is characterized in that: comprise top flange steel plate, bottom flange steel plate, circle punch flat web, the pipe that punches, short stiffener and junction plate;
Between described top flange steel plate and bottom flange steel plate, be provided with the circle flat web that punches, wherein the circular periphery punching is provided with the pipe that punches, punch two sides of flat web of described rectangle are equipped with junction plate, described punching is provided with horizontal short stiffener between pipe and junction plate, and described junction plate is connected with the junction plate of corrugated web beam by high-strength bolt;
Described circle punches between each parts of accessory all by being welded to connect.
2. the corrugated web deck-molding utilization rate circle according to claim 1 accessory that punches, is characterized in that: punch two jiaos of the long side directions of flat web of described circle cut welding corner cut.
3. the corrugated web deck-molding utilization rate circle according to claim 1 accessory that punches, is characterized in that: the described circle accessory that punches uses steel consistent with corrugated web beam wood property.
CN201320868060.6U 2013-12-26 2013-12-26 Circular opening accessory with high utilization rate of corrugated web beam Expired - Fee Related CN203701424U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320868060.6U CN203701424U (en) 2013-12-26 2013-12-26 Circular opening accessory with high utilization rate of corrugated web beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320868060.6U CN203701424U (en) 2013-12-26 2013-12-26 Circular opening accessory with high utilization rate of corrugated web beam

Publications (1)

Publication Number Publication Date
CN203701424U true CN203701424U (en) 2014-07-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320868060.6U Expired - Fee Related CN203701424U (en) 2013-12-26 2013-12-26 Circular opening accessory with high utilization rate of corrugated web beam

Country Status (1)

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CN (1) CN203701424U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103696535A (en) * 2013-12-26 2014-04-02 南京工业大学 Circular opening accessory with high utilization rate of corrugated web beam

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103696535A (en) * 2013-12-26 2014-04-02 南京工业大学 Circular opening accessory with high utilization rate of corrugated web beam

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140709

Termination date: 20151226

EXPY Termination of patent right or utility model