CN111877134A - Perforated plate shear connector - Google Patents
Perforated plate shear connector Download PDFInfo
- Publication number
- CN111877134A CN111877134A CN202010566816.6A CN202010566816A CN111877134A CN 111877134 A CN111877134 A CN 111877134A CN 202010566816 A CN202010566816 A CN 202010566816A CN 111877134 A CN111877134 A CN 111877134A
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- plate
- perforated
- steel
- shear connector
- hole
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 239000011148 porous material Substances 0.000 claims abstract description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 2
- 210000001364 upper extremity Anatomy 0.000 claims 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 16
- 238000010276 construction Methods 0.000 abstract description 12
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 239000004567 concrete Substances 0.000 description 9
- 230000002787 reinforcement Effects 0.000 description 7
- 239000002131 composite material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a perforated plate shear connector which comprises a steel web plate, an upper flange plate and a lower flange plate which are respectively and vertically welded on the edges of the upper side edge and the lower side edge of the steel web plate, a longitudinal perforated rib plate welded on the upper flange plate, perforated L-shaped angle steel welded on the lower flange plate and linearly arranged, through reinforcing steel penetrating through the perforations of the L-shaped angle steel, U-shaped reinforcing steel arranged on the two sides of the perforated plate of the L-shaped angle steel, and horizontal reinforcing steel arranged at the perforated position of the longitudinal perforated rib plate. The invention adopts the longitudinal rib plate with the round hole and the pore channel and the L-shaped angle steel connecting piece, so that the reinforcing steel bar can be arranged at the position of the hole along the pore channel when the penetrating reinforcing steel bar, the U-shaped reinforcing steel bar and the horizontal reinforcing steel bar are arranged, the positioning and binding of the reinforcing steel bar during construction are convenient, and the efficiency is improved.
Description
Technical Field
The invention relates to the field of steel-concrete combined structures, in particular to a perforated plate shear connector for a concrete bottom plate and a concrete top plate.
Background
The steel-concrete composite structure adopts a flat steel web or a corrugated steel web to replace a concrete web, reduces the dead weight, avoids the web from cracking, is widely applied to structural design, and is mainly realized by arranging a connecting piece between the steel web and the concrete. The connecting pieces of the existing steel-concrete combined structure are mainly of an embedded type and a flange type, and the latter is divided into a stud connecting piece, a section steel connecting piece and a perforated plate connecting piece (PBL connecting piece) according to the difference of the connecting pieces on the wing plates. The perforated plate connecting piece is characterized in that the ribbed plate is longitudinally welded on the steel web wing plate, a hole is formed in the ribbed plate, a through reinforcing steel bar can be arranged in the hole, the connection between the reinforced concrete and the steel web is realized, the perforated plate connecting piece has good shear resistance and fatigue resistance, and the perforated plate connecting piece is widely applied to large-span composite structure bridges in recent years.
However, in the actual construction process, the steel bars need to sequentially penetrate through the open holes, and the construction efficiency is affected due to the fact that the structural size is large and the number of the open holes is large and the implementation of the through holes is difficult. Therefore, there is a need for a new shear connector solution.
Disclosure of Invention
The technical problem is as follows:
the invention aims to provide a perforated plate shear connector which can effectively solve the problem of arrangement of through reinforcing steel bars in the construction process, increase the convenience of construction, improve the construction efficiency and simultaneously ensure that the shear connector has the same level of shear bearing capacity as the traditional shear connector.
The technical scheme is as follows:
the utility model provides a trompil board shear connector, includes the steel web, respectively weld perpendicularly in the last flange board and the lower flange board of both sides edge about the steel web, weld the vertical trompil floor on the last flange board, weld trompil L shape angle steel that the linearity was arranged on the lower flange board, pass the through reinforcement of L shape angle steel trompil, arrange in the U-shaped reinforcing bar of L shape angle steel trompil board both sides, arrange in the horizontal reinforcement of trompil floor trompil department.
Further, the steel web is a flat steel plate or a corrugated steel plate.
Furthermore, the two longitudinal perforated rib plates are vertically welded on the upper flange plate.
Furthermore, a plurality of openings and pore channels are arranged on the longitudinal opening rib plate and the L-shaped angle steel, the openings are circular, the pore channels are arranged in an equal width mode, and the center line of each pore channel passes through the circle center of each opening.
Furthermore, the pore canal arranged on the longitudinal perforated rib plate is linear or curved, the width of the pore canal is smaller than the diameter of the perforated hole and larger than the diameter of the steel bar, one end of the pore canal is connected with the circular perforated hole, the other end of the pore canal is communicated with the non-welded long edge of the longitudinal perforated rib plate, and the acute angle included angle between the connecting line of the position where the long edge is communicated with the midpoint of the perforated hole and the position of the center of the perforated hole and the horizontal line is 30-.
Furthermore, the holes and the pore passages on the longitudinal hole-opening rib plate are arranged in a pairwise symmetry manner in the long side direction of the longitudinal hole-opening rib plate.
Further, the open-hole L-shaped angle steels are linearly arranged at equal intervals and welded on the lower flange plate.
Furthermore, the two pore channels of the open L-shaped angle steel are arranged in a splayed manner in a symmetrical path.
Has the advantages that: the invention has the following advantages:
the invention adopts the longitudinal rib plate with the round hole and the pore channel and the L-shaped angle steel connecting piece, so that the reinforcing steel bar can be arranged at the position of the hole along the pore channel when the penetrating reinforcing steel bar, the U-shaped reinforcing steel bar and the horizontal reinforcing steel bar are arranged, the positioning and binding of the reinforcing steel bar during construction are convenient, and the efficiency is improved.
Drawings
The invention is illustrated by the following figures:
FIG. 1 is a schematic view of the overall structure of an embodiment 1 of an open-celled shear connector according to the present invention;
FIG. 2 is a schematic view of an embodiment 1 of a shear connector for a concrete roof panel according to the present invention;
FIG. 3 is a schematic view of an embodiment 1 of a shear connector for a concrete floor according to the present invention;
FIG. 4 is a side view of the overall structure of an embodiment 1 of the shear connector for an aperture plate according to the present invention;
FIG. 5 is an elevation view of the overall structure of an embodiment 1 of the shear connector for an aperture plate according to the present invention;
FIG. 6 is an overall structural view of an embodiment 2 of the shear connector for an aperture plate according to the present invention;
FIG. 7 is a side view of the overall structure of an embodiment 2 of the shear connector for an aperture plate of the present invention;
FIG. 8 is an elevational view of the overall construction of embodiment 2 of the shear connector for an apertured plate in accordance with the present invention;
FIG. 9 is a schematic view of the overall structure of an embodiment 3 of the shear connector for the apertured plate according to the present invention;
FIG. 10 is a side view of the overall construction of an aperture plate shear connector embodiment 3 of the present invention;
FIG. 11 is an elevational view of the overall construction of an apertured plate shear connector embodiment 3 of the present invention;
description of reference numerals: 1. a steel web; 2. an upper flange plate; 3. a rib plate is longitudinally provided with a hole; 4. a lower flange plate; 5. l-shaped angle steel; 6. penetrating through the steel bar; 7. u-shaped steel bars; 8. and (7) horizontal reinforcing steel bars.
Detailed description of the invention
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to the attached drawings 1, 4 and 5, the perforated plate shear connector of the embodiment includes a steel web plate 1, an upper flange plate 2, a lower flange plate 4, a longitudinal perforated rib plate 3, an L-shaped angle steel 5, a through reinforcement 6, a U-shaped reinforcement 7 and a horizontal reinforcement 8.
Referring to fig. 2, the longitudinal perforated rib 3 is welded perpendicularly to the upper flange plate 2, and the upper flange plate 2 is welded perpendicularly to the upper side edge of the steel web 1. The longitudinal perforated rib plate 3 is provided with a plurality of groups of circular holes and pore channels which are arranged in equal width, the central line of each pore channel passes through the circular center of each hole, the pore channels are communicated on the free edges of the longitudinal perforated rib plate 3, and each group of the holes and the pore channels are symmetrically arranged with the adjacent group of the holes and the pore channels. Horizontal reinforcement bars 8 are arranged at the opening locations along the tunnel during construction.
Referring to the attached figure 3, the L-shaped angle steels 5 are arranged in an equidistant linear mode and welded on the lower flange plate 4, and the lower flange plate 4 is vertically welded on the upper side edge and the lower side edge of the steel web plate 1. Two groups of openings and pore channels are arranged on the opening L-shaped angle steel 5, the openings are circular, the pore channels are arranged in an equal width mode, the center line of each pore channel passes through the circular center of each opening, the two pore channels are symmetrically arranged in a splayed mode, and the splayed opening direction is the welding side of the L-shaped angle steel 5 and the lower flange plate 2. The U-shaped reinforcement 7 and the through-reinforcement 6 are arranged at the opening position along the hole during construction.
Referring to fig. 1, 4 and 5, the central line of the duct is in a straight line shape.
Example 2:
the main structure of the shear connector of the aperture plate in the present embodiment is the same as that in embodiment 1, except that: referring to the attached drawings 6, 7 and 8, the central line of the duct is arc-shaped, and the concave side of the arc corresponds to the direction of the free edge of the rib plate 3 with the longitudinal hole and the L-shaped angle steel 7.
Example 3:
the main structure of the shear connector of the aperture plate in the present embodiment is the same as that in embodiment 1, except that: referring to the attached drawings 9, 10 and 11, the central line of the duct adopts an L-shaped curve, and the inside of the folded angle of the L-shaped curve corresponds to the direction of the free edge of the rib plate 3 and the L-shaped angle steel 7 with the longitudinal hole.
Finally, it is explained that: the above description is a representative embodiment of the present invention, and the scope of the present invention is not limited thereto, and those skilled in the art can still make modifications and adjustments according to the spirit of the present invention, and all of them should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a perforated plate shear connector, a serial communication port, connecting piece overall structure includes steel web (1), respectively weld perpendicularly upper limb flange board (2) and bottom flange board (4) at both sides edge about steel web (1), weld vertical trompil floor (3) on the upper limb flange board, weld trompil L shape angle steel (5) of arranging on the bottom flange board linearly, pass through reinforcing bar (6) of L shape angle steel trompil, arrange in U-shaped reinforcing bar (7) of L shape angle steel (5) perforated plate both sides, horizontal reinforcing bar (8) of vertical trompil floor (3) trompil department.
2. The aperture plate shear connector of claim 1, wherein: the steel web (1) is a flat steel plate or a corrugated steel plate.
3. The aperture plate shear connector of claim 1, wherein: the two longitudinal perforated rib plates (3) are vertically welded on the upper flange plate (2).
4. The aperture plate shear connector of claim 1, wherein: a plurality of holes and pore channels are arranged on the longitudinal hole-forming rib plates (3) and the L-shaped angle steel (5), the holes are circular, the pore channels are arranged in an equal width mode, and the center line of each pore channel passes through the circle center of each hole.
5. The aperture plate shear connector of claim 4, wherein: the pore canal arranged on the longitudinal perforated rib plate (3) is linear or curved, the width of the pore canal is smaller than the diameter of the perforated hole and larger than the diameter of the steel bar, one end of the pore canal is connected with the circular perforated hole, the other end of the pore canal is communicated with the non-welded long edge of the longitudinal perforated rib plate (3), and the acute angle included angle between the connecting line of the position of the long edge communicated with the midpoint and the position of the center of the perforated hole and the horizontal line is 30-60 degrees.
6. The aperture plate shear connector of claim 4, wherein: the holes and the pore passages on the longitudinal hole-opening rib plate (3) are arranged in pairwise symmetry in the long side direction of the longitudinal hole-opening rib plate (3).
7. The aperture plate shear connector of claim 1, wherein: the open-hole L-shaped angle steels (5) are linearly arranged at equal intervals and welded on the lower flange plate (4).
8. The aperture plate shear connector of claim 4, wherein: two pore canals of the L-shaped angle steel (5) with the holes are symmetrically arranged in a splayed shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566816.6A CN111877134A (en) | 2020-06-19 | 2020-06-19 | Perforated plate shear connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566816.6A CN111877134A (en) | 2020-06-19 | 2020-06-19 | Perforated plate shear connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111877134A true CN111877134A (en) | 2020-11-03 |
Family
ID=73157021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010566816.6A Pending CN111877134A (en) | 2020-06-19 | 2020-06-19 | Perforated plate shear connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111877134A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403928A (en) * | 2021-05-11 | 2021-09-17 | 广西北投公路建设投资集团有限公司 | Tooth mouth type connecting structure of folded steel web plate and concrete slab |
| CN114892503A (en) * | 2022-06-21 | 2022-08-12 | 湖北工业大学 | Connecting piece of anti-pulling and non-shearing open-ended steel-concrete composite beam |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000355906A (en) * | 1999-06-17 | 2000-12-26 | Dps Bridge Works Co Ltd | Connecting section structure of corrugated steel plate and concrete floor slab in corrugated steel-plate web pc box girder bridge |
| JP2005002594A (en) * | 2003-06-10 | 2005-01-06 | Dps Bridge Works Co Ltd | Structure of joint between corrugated steel web and concrete floor slab in corrugated steel web pc bridge |
| CN102359061A (en) * | 2011-09-22 | 2012-02-22 | 江苏省交通科学研究院股份有限公司 | Shear connector of waveform steel plate and concrete |
| CN103741578A (en) * | 2013-12-21 | 2014-04-23 | 广西科技大学 | Connecting piece of corrugated steel web and concrete top and bottom plates |
| CN204238119U (en) * | 2014-11-10 | 2015-04-01 | 河南大建桥梁钢构股份有限公司 | Opening concrete pin shear connector structure with elliptic holes |
| CN105887655A (en) * | 2016-05-18 | 2016-08-24 | 同济大学 | Combined beam containing perforated plate connectors and construction method of combined beam |
| CN205529906U (en) * | 2016-04-08 | 2016-08-31 | 同济大学 | Take semi -closed trough perforated plate's quadrature opposite sex combination bridge panel |
| CN107023114A (en) * | 2017-06-19 | 2017-08-08 | 四川大学 | The connector of a kind of steel and concrete combined structure and its combination beam of composition |
| CN109594464A (en) * | 2017-09-30 | 2019-04-09 | 郑州市公路管理局 | A kind of Wavelike steel webplate combined type shear connector |
| CN209114309U (en) * | 2018-11-07 | 2019-07-16 | 四川农业大学 | Steel reinforced concrete combined bridge can be achieved and run through reinforcing bar quickly pinpoint PBL shear connector |
| CN110130208A (en) * | 2019-05-22 | 2019-08-16 | 山东省交通规划设计院 | A kind of angle iron connecting piece for steel reinforced concrete combined bridge |
| CN212335743U (en) * | 2020-06-19 | 2021-01-12 | 东南大学 | Perforated plate shear connector |
-
2020
- 2020-06-19 CN CN202010566816.6A patent/CN111877134A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000355906A (en) * | 1999-06-17 | 2000-12-26 | Dps Bridge Works Co Ltd | Connecting section structure of corrugated steel plate and concrete floor slab in corrugated steel-plate web pc box girder bridge |
| JP2005002594A (en) * | 2003-06-10 | 2005-01-06 | Dps Bridge Works Co Ltd | Structure of joint between corrugated steel web and concrete floor slab in corrugated steel web pc bridge |
| CN102359061A (en) * | 2011-09-22 | 2012-02-22 | 江苏省交通科学研究院股份有限公司 | Shear connector of waveform steel plate and concrete |
| CN103741578A (en) * | 2013-12-21 | 2014-04-23 | 广西科技大学 | Connecting piece of corrugated steel web and concrete top and bottom plates |
| CN204238119U (en) * | 2014-11-10 | 2015-04-01 | 河南大建桥梁钢构股份有限公司 | Opening concrete pin shear connector structure with elliptic holes |
| CN205529906U (en) * | 2016-04-08 | 2016-08-31 | 同济大学 | Take semi -closed trough perforated plate's quadrature opposite sex combination bridge panel |
| CN105887655A (en) * | 2016-05-18 | 2016-08-24 | 同济大学 | Combined beam containing perforated plate connectors and construction method of combined beam |
| CN107023114A (en) * | 2017-06-19 | 2017-08-08 | 四川大学 | The connector of a kind of steel and concrete combined structure and its combination beam of composition |
| CN109594464A (en) * | 2017-09-30 | 2019-04-09 | 郑州市公路管理局 | A kind of Wavelike steel webplate combined type shear connector |
| CN209114309U (en) * | 2018-11-07 | 2019-07-16 | 四川农业大学 | Steel reinforced concrete combined bridge can be achieved and run through reinforcing bar quickly pinpoint PBL shear connector |
| CN110130208A (en) * | 2019-05-22 | 2019-08-16 | 山东省交通规划设计院 | A kind of angle iron connecting piece for steel reinforced concrete combined bridge |
| CN212335743U (en) * | 2020-06-19 | 2021-01-12 | 东南大学 | Perforated plate shear connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403928A (en) * | 2021-05-11 | 2021-09-17 | 广西北投公路建设投资集团有限公司 | Tooth mouth type connecting structure of folded steel web plate and concrete slab |
| CN114892503A (en) * | 2022-06-21 | 2022-08-12 | 湖北工业大学 | Connecting piece of anti-pulling and non-shearing open-ended steel-concrete composite beam |
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