CN104032747B - A kind of supporting and protection structure of foundation ditch inner corner trim position - Google Patents

A kind of supporting and protection structure of foundation ditch inner corner trim position Download PDF

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Publication number
CN104032747B
CN104032747B CN201410257460.2A CN201410257460A CN104032747B CN 104032747 B CN104032747 B CN 104032747B CN 201410257460 A CN201410257460 A CN 201410257460A CN 104032747 B CN104032747 B CN 104032747B
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CN
China
Prior art keywords
plate
shaped steel
fillet
purlin shaped
peripheral
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Expired - Fee Related
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CN201410257460.2A
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Chinese (zh)
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CN104032747A (en
Inventor
王承存
王志贵
刘正斌
王飞
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Deqing Xin De Machinery Co Ltd
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Deqing Xin De Machinery Co Ltd
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Priority to CN201410257460.2A priority Critical patent/CN104032747B/en
Publication of CN104032747A publication Critical patent/CN104032747A/en
Application granted granted Critical
Publication of CN104032747B publication Critical patent/CN104032747B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a kind of supporting and protection structure of foundation ditch inner corner trim position, include and be positioned at each two-layer of both sides, foundation ditch inner corner trim position and enclose purlin shaped steel, and in order to connect the Corner Link of two gusset purlin shaped steel.Be connected with the two-layer purlin shaped steel that encloses of both sides, foundation ditch inner corner trim position by a Corner Link simultaneously, install, remove conveniently; And, the end of the first peripheral purlin shaped steel, the second peripheral purlin shaped steel and the edge of a wing of close end are all connected by bolt with Corner Link, and such junction is not easy to produce and loosens, and also can not produce distortion, connection reliability is high, ensure that stability and the safety of pattern foundation pit supporting structure well.

Description

A kind of supporting and protection structure of foundation ditch inner corner trim position
Technical field
The invention belongs to field of civil engineering, be specifically related to the supporting and protection structure of foundation ditch.
Background technology
The mode that existing pattern foundation pit supporting structure mode mostly adopts arranges reinforced concrete fortifield village purlin in the surrounding of foundation ditch, arrange netted steel pipe support enclosing purlin inner circumferential again, when it is not enough, steel pipe consumption is large, install, remove trouble, and it is large to take up space, and is unfavorable for soil excavation in foundation ditch, can not well to foundation pit side-wall Shi Hanzhang, support strength is low, and the density usually can only arranged by increasing steel pipe increases support force; And the steel pipe of different size during different pattern foundation pit supporting structure, need be used, steel pipe repeat usage is low, causes the costly of pattern foundation pit supporting structure.
Summary of the invention
Technical problem to be solved by this invention is: the deficiency existed for prior art, provides a kind of sound construction, install, removes the supporting and protection structure of foundation ditch inner corner trim position easily.
For realizing the object of the present invention, being achieved by the following technical solutions: a kind of supporting and protection structure of foundation ditch inner corner trim position, including and being positioned at each two-layer of both sides, foundation ditch inner corner trim position and enclosing purlin shaped steel, and in order to connect the Corner Link of two gusset purlin shaped steel.
Described Corner Link includes a gripper shoe, and gripper shoe is the steel plate of a monoblock, and gripper shoe is made up of the rectangular mainboard body of entirety and a subplate body being integrally connected to the quadrangle of 1/3rd positions on the long limit of mainboard body one in shape; The Shang compare Chang side, limit of mainboard body auxiliary connection plate body is the first fillet, and shorter side is the 3rd fillet; Limit adjacent with the first fillet on subplate body is the second fillet, and the limit adjacent with the 3rd fillet is the 4th fillet, forms the angle of 4 degree between the extended line of described second fillet and the 4th fillet; Described second fillet is distinguished vertical with the first fillet, the 4th fillet with the 3rd fillet; Long limit away from subplate body side is vertically welded with rear junction plate to described gripper shoe mainboard body, the minor face that mainboard body is adjacent with the first fillet is vertically welded with square flanged plate, another minor face of mainboard body is vertically welded with the 3rd side connecting plate, first fillet is vertically welded with the first side connecting plate, and the second fillet is vertically welded with flanged plate; 3rd fillet is vertically welded with flanged plate, and the 4th fillet is vertically welded with the second side connecting plate, and the another side of subplate body is vertically welded with a front junction plate; Each plate body of gripper shoe periphery is weldingly connected successively, and each plate body is symmetrical with gripper shoe; The flanged plate that described front junction plate is adjacent is perpendicular; At the second side connecting plate and be adjacent flanged plate junction, and be welded with one group of the 3rd gusset plate between the flanged plate welded with the second fillet; Be welded with one group of first gusset plate between described rear junction plate and the flanged plate welded with the 3rd fillet, described first gusset plate and the second side connecting plate are in isoplanar; At the first side connecting plate and be adjacent between flanged plate junction and rear junction plate and be welded with one group of second gusset plate; Second gusset plate and the flanged plate be welded on the second fillet are in isoplanar; At least one group of the 4th gusset plate is also welded with between the first side connecting plate and rear junction plate; Often organize the first described gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate include along gripper shoe plane symmetry arrange two, and the first described gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate all with gripper shoe vertical welding; Described flanged plate offers the first connecting hole group, the first connecting hole group includes with four connecting holes of two row's two column distributions, and the distance laterally, longitudinally between two adjacent connecting holes is 2a; The first described side connecting plate offers two the second connecting hole groups, each second connecting hole group includes with six connecting holes of two row's three column distributions, and the distance between adjacent two row connecting holes is a, and the distance between two row's connecting holes is 2a; Second side connecting plate and the 3rd side connecting plate all offer a 3rd connecting hole group, and the 3rd connecting hole group includes with four connecting holes of two row's two column distributions, and the distance between two row connecting holes is a, and the distance between two row's connecting holes is 2a.
Described two-layer enclose purlin shaped steel comprise be connected with the underground connection wall of both sides, foundation ditch inner corner trim position first in enclose in purlin shaped steel and second and enclose purlin shaped steel, and be connected in first the first peripheral purlin shaped steel, the second peripheral purlin shaped steel that enclose in purlin shaped steel, second and enclose outside purlin shaped steel by bolt; Enclose purlin shaped steel in described first to be bolted near the edge of a wing of end and the 3rd side connecting plate; The flanged plate of the first peripheral purlin shaped steel end and the 3rd fillet position is bolted, and the first peripheral purlin shaped steel is bolted near the edge of a wing of end and the second side connecting plate; Enclose purlin shaped steel end in described second to be bolted by the flanged plate of bolt and mainboard body minor face position; Described second peripheral purlin shaped steel end is bolted by the flanged plate of bolt and the second fillet position, and the second peripheral purlin shaped steel is bolted by bolt and the first side connecting plate near the edge of a wing of end.
An angle brace bar is connected with between described first peripheral purlin shaped steel and the second peripheral purlin shaped steel, by two angle brace seats, peripheral purlin shaped steel, the second peripheral purlin shaped steel are bolted with first respectively at angle brace bar two ends, form the angle of 38 degree between angle brace bar and the first peripheral purlin shaped steel; The angle of 94 degree is formed between described first peripheral purlin shaped steel and the second peripheral purlin shaped steel.
Compared with prior art, the invention has the beneficial effects as follows: be connected with the two-layer purlin shaped steel that encloses of both sides, foundation ditch inner corner trim position by a Corner Link simultaneously, install, remove conveniently; And, the end of the described first peripheral purlin shaped steel, the second peripheral purlin shaped steel and the edge of a wing of close end are all connected by bolt with Corner Link, such junction is not easy to produce and loosens, also distortion can not be produced, connection reliability is high, ensure that stability and the safety of pattern foundation pit supporting structure well.
Accompanying drawing explanation
Fig. 1 is the supporting and protection structure schematic diagram of foundation ditch inner corner trim position.
Fig. 2 is the structural representation of Corner Link.
Fig. 3 is the structural representation of the gripper shoe of Corner Link.
Fig. 4 is the structural representation of the first side connecting plate.
Fig. 5 is the structural representation of the second side connecting plate.
Fig. 6 is the structural representation of the 3rd side connecting plate.
Fig. 7 is the structural representation of flanged plate.
1, diaphragm wall; 2, purlin shaped steel is enclosed in first; 3, the first peripheral purlin shaped steel; 4, angle brace bar; 5, the second peripheral purlin shaped steel; 6, purlin shaped steel is enclosed in second; 7, Corner Link; 70, rear junction plate; 71, gripper shoe; 711, mainboard body; 712, subplate body; 713, the first fillet; 714, the second fillet; 715, the 3rd fillet; 716, the 4th fillet; 72, flanged plate; 73, the first side connecting plate; 731, the 4th gusset plate; 74, front junction plate; 75, the second side connecting plate; 76, the 3rd side connecting plate; 77, the first gusset plate; 78, the second gusset plate; 79, the 3rd gusset plate.
Detailed description of the invention
With reference to the accompanying drawings the specific embodiment of the present invention is made a detailed explanation below.
According to shown in Fig. 1 to Fig. 7, the supporting and protection structure of a kind of foundation ditch inner corner trim position described in the present embodiment, includes and is positioned at each two-layer of both sides, foundation ditch inner corner trim position and encloses purlin shaped steel, and in order to connect the Corner Link 7 of two gusset purlin shaped steel.
Described Corner Link includes a gripper shoe 71, gripper shoe is the steel plate of a monoblock, and gripper shoe is made up of the rectangular mainboard body 711 of entirety and a subplate body 712 being integrally connected to the quadrangle of 1/3rd positions on the long limit of mainboard body one in shape; The Shang compare Chang side, limit of mainboard body auxiliary connection plate body is the first fillet 713, and shorter side is the 3rd fillet 115; Limit adjacent with the first fillet on subplate body is the second fillet 714, and the limit adjacent with the 3rd fillet is the 4th fillet 716, forms the angle of 4 degree between the extended line of described second fillet and the 4th fillet; Described second fillet is distinguished vertical with the first fillet, the 4th fillet with the 3rd fillet; Long limit away from subplate body side is vertically welded with rear junction plate 70 to described gripper shoe mainboard body, the minor face that mainboard body is adjacent with the first fillet is vertically welded with square flanged plate 72, another minor face of mainboard body is vertically welded with the 3rd side connecting plate 76, first fillet is vertically welded with the first side connecting plate 73, second fillet and is vertically welded with flanged plate; 3rd fillet is vertically welded with flanged plate, and the 4th fillet is vertically welded with the second side connecting plate 75, and the another side of subplate body is vertically welded with a front junction plate 74; Each plate body of gripper shoe periphery is weldingly connected successively, and each plate body is symmetrical with gripper shoe; The flanged plate that described front junction plate is adjacent is perpendicular; At the second side connecting plate and be adjacent flanged plate junction, and be welded with one group of the 3rd gusset plate 79 between the flanged plate welded with the second fillet; Be welded with one group of first gusset plate 77 between described rear junction plate and the flanged plate welded with the 3rd fillet, described first gusset plate and the second side connecting plate are in isoplanar; At the first side connecting plate and be adjacent between flanged plate junction and rear junction plate and be welded with one group of second gusset plate 78; Second gusset plate and the flanged plate be welded on the second fillet are in isoplanar; At least one group of the 4th gusset plate 731 is also welded with between the first side connecting plate and rear junction plate; Often organize the first described gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate include along gripper shoe plane symmetry arrange two, and the first described gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate all with gripper shoe vertical welding; Described flanged plate offers the first connecting hole group, the first connecting hole group includes with four connecting holes of two row's two column distributions, and the distance laterally, longitudinally between two adjacent connecting holes is 2a; The first described side connecting plate offers two the second connecting hole groups, each second connecting hole group includes with six connecting holes of two row's three column distributions, and the distance between adjacent two row connecting holes is a, and the distance between two row's connecting holes is 2a; Second side connecting plate and the 3rd side connecting plate all offer a 3rd connecting hole group, and the 3rd connecting hole group includes with four connecting holes of two row's two column distributions, and the distance between two row connecting holes is a, and the distance between two row's connecting holes is 2a.
Described two-layer enclose purlin shaped steel comprise be connected with the underground connection wall 1 of both sides, foundation ditch inner corner trim position first in enclose in purlin shaped steel 2 and second and enclose purlin shaped steel 6, and be connected in first the peripheral purlin shaped steel 5 of the first peripheral purlin shaped steel 3, second enclosing in purlin shaped steel, second and enclose outside purlin shaped steel by bolt; Enclose purlin shaped steel in described first to be bolted near the edge of a wing of end and the 3rd side connecting plate; The flanged plate of the first peripheral purlin shaped steel end and the 3rd fillet position is bolted, and the first peripheral purlin shaped steel is bolted near the edge of a wing of end and the second side connecting plate; Enclose purlin shaped steel end in described second to be bolted by the flanged plate of bolt and mainboard body minor face position; Described second peripheral purlin shaped steel end is bolted by the flanged plate of bolt and the second fillet position, and the second peripheral purlin shaped steel is bolted by bolt and the first side connecting plate near the edge of a wing of end.
An angle brace bar 4 is connected with between described first peripheral purlin shaped steel and the second peripheral purlin shaped steel, by two angle brace seats, peripheral purlin shaped steel, the second peripheral purlin shaped steel are bolted with first respectively at angle brace bar two ends, form the angle of 38 degree between angle brace bar and the first peripheral purlin shaped steel; The angle of 94 degree is formed between described first peripheral purlin shaped steel and the second peripheral purlin shaped steel.
During installation, first install in second and enclose purlin shaped steel 6, then installing angle connector 7, then install in first and enclose purlin shaped steel, then the first peripheral purlin shaped steel and the second peripheral purlin shaped steel are installed, last established angle strut 4.Then be reversed during dismounting.

Claims (1)

1. a supporting and protection structure for foundation ditch inner corner trim position, is characterized in that: include and be positioned at each two-layer of both sides, foundation ditch inner corner trim position and enclose purlin shaped steel, and in order to connect the Corner Link of two gusset purlin shaped steel;
Described Corner Link includes a gripper shoe, and gripper shoe is the steel plate of a monoblock, and gripper shoe is made up of the rectangular mainboard body of entirety and a subplate body being integrally connected to the quadrangle of 1/3rd positions on the long limit of mainboard body one in shape; The Shang compare Chang side, limit of mainboard body auxiliary connection plate body is the first fillet, and shorter side is the 3rd fillet; Limit adjacent with the first fillet on subplate body is the second fillet, and the limit adjacent with the 3rd fillet is the 4th fillet, forms the angle of 4 degree between the extended line of described second fillet and the 4th fillet; Described second fillet is distinguished vertical with the first fillet, the 4th fillet with the 3rd fillet; Long limit away from subplate body side is vertically welded with rear junction plate to described gripper shoe mainboard body, the minor face that mainboard body is adjacent with the first fillet is vertically welded with square flanged plate, another minor face of mainboard body is vertically welded with the 3rd side connecting plate, first fillet is vertically welded with the first side connecting plate, and the second fillet is vertically welded with flanged plate; 3rd fillet is vertically welded with flanged plate, and the 4th fillet is vertically welded with the second side connecting plate, and the another side of subplate body is vertically welded with a front junction plate; Each plate body of gripper shoe periphery is weldingly connected successively, and each plate body is symmetrical with gripper shoe; The flanged plate that described front junction plate is adjacent is perpendicular; At the second side connecting plate and be adjacent flanged plate junction, and be welded with one group of the 3rd gusset plate between the flanged plate welded with the second fillet; Be welded with one group of first gusset plate between described rear junction plate and the flanged plate welded with the 3rd fillet, described first gusset plate and the second side connecting plate are in isoplanar; At the first side connecting plate and be adjacent between flanged plate junction and rear junction plate and be welded with one group of second gusset plate; Second gusset plate and the flanged plate be welded on the second fillet are in isoplanar; At least one group of the 4th gusset plate is also welded with between the first side connecting plate and rear junction plate; Often organize the first described gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate include along gripper shoe plane symmetry arrange two, and the first described gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate all with gripper shoe vertical welding; Described flanged plate offers the first connecting hole group, the first connecting hole group includes with four connecting holes of two row's two column distributions, and the distance laterally, longitudinally between two adjacent connecting holes is 2a; The first described side connecting plate offers two the second connecting hole groups, each second connecting hole group includes with six connecting holes of two row's three column distributions, and the distance between adjacent two row connecting holes is a, and the distance between two row's connecting holes is 2a; Second side connecting plate and the 3rd side connecting plate all offer a 3rd connecting hole group, and the 3rd connecting hole group includes with four connecting holes of two row's two column distributions, and the distance between two row connecting holes is a, and the distance between two row's connecting holes is 2a;
Described two-layer enclose purlin shaped steel comprise be connected with the underground connection wall of both sides, foundation ditch inner corner trim position first in enclose in purlin shaped steel and second and enclose purlin shaped steel, and be connected in first the first peripheral purlin shaped steel, the second peripheral purlin shaped steel that enclose in purlin shaped steel, second and enclose outside purlin shaped steel by bolt; Enclose purlin shaped steel in described first to be bolted near the edge of a wing of end and the 3rd side connecting plate; The flanged plate of the first peripheral purlin shaped steel end and the 3rd fillet position is bolted, and the first peripheral purlin shaped steel is bolted near the edge of a wing of end and the second side connecting plate; Enclose purlin shaped steel end in described second to be bolted by the flanged plate of bolt and mainboard body minor face position; Described second peripheral purlin shaped steel end is bolted by the flanged plate of bolt and the second fillet position, and the second peripheral purlin shaped steel is bolted by bolt and the first side connecting plate near the edge of a wing of end;
An angle brace bar is connected with between described first peripheral purlin shaped steel and the second peripheral purlin shaped steel, by two angle brace seats, peripheral purlin shaped steel, the second peripheral purlin shaped steel are bolted with first respectively at angle brace bar two ends, form the angle of 38 degree between angle brace bar and the first peripheral purlin shaped steel; The angle of 94 degree is formed between described first peripheral purlin shaped steel and the second peripheral purlin shaped steel;
First install in second during installation and enclose purlin shaped steel, then installing angle connector, then install in first and enclose purlin shaped steel, then the first peripheral purlin shaped steel and the second peripheral purlin shaped steel are installed, last established angle strut.
CN201410257460.2A 2014-06-10 2014-06-10 A kind of supporting and protection structure of foundation ditch inner corner trim position Expired - Fee Related CN104032747B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105780779A (en) * 2014-12-26 2016-07-20 上海宝冶集团有限公司 Externally arranged, compacted and grouted Larsen steel sheet pile composite retaining structure and use method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000282469A (en) * 1999-03-31 2000-10-10 Hazama Gumi Ltd Cut-beam type earth retaining timbering and pit excavation method
CN201649104U (en) * 2009-12-09 2010-11-24 北京市新发京建工贸有限公司 Steel purlin suit and steel purlin for subway foundation pit support
CN102505696A (en) * 2011-10-28 2012-06-20 上海建瓴工程咨询有限公司 Support system of rear support removing type section steel-concrete double-enclosing-purlin foundation pit and construction method
CN203905009U (en) * 2014-06-10 2014-10-29 德清鑫德机械有限公司 Supporting structure for internal corner of foundation pit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000282469A (en) * 1999-03-31 2000-10-10 Hazama Gumi Ltd Cut-beam type earth retaining timbering and pit excavation method
CN201649104U (en) * 2009-12-09 2010-11-24 北京市新发京建工贸有限公司 Steel purlin suit and steel purlin for subway foundation pit support
CN102505696A (en) * 2011-10-28 2012-06-20 上海建瓴工程咨询有限公司 Support system of rear support removing type section steel-concrete double-enclosing-purlin foundation pit and construction method
CN203905009U (en) * 2014-06-10 2014-10-29 德清鑫德机械有限公司 Supporting structure for internal corner of foundation pit

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Termination date: 20160610