CN104032756A - Internal corner connector of foundation pit supporting system - Google Patents
Internal corner connector of foundation pit supporting system Download PDFInfo
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- CN104032756A CN104032756A CN201410256316.7A CN201410256316A CN104032756A CN 104032756 A CN104032756 A CN 104032756A CN 201410256316 A CN201410256316 A CN 201410256316A CN 104032756 A CN104032756 A CN 104032756A
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- plate
- fillet
- vertically welded
- gusset
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Abstract
The invention discloses an internal corner connector of a foundation pit supporting system. The internal corner connector comprises a support plate which is a whole piece of a steel plate, wherein the support plate comprises a main plate body which integrally takes a shape of a rectangle and a quadrilateral subplate body which is integrally connected to the one third position of a long side of the main plate body; the long side, away from one side of the subplate body, of the main plate body of the support plate is vertically welded with a rear connecting plate, the short side, adjacent to a first connecting side, of the main plate body is vertically welded with a square flange plate, the other short side of the main plate body is vertically welded with a third side connecting plate, the first connecting side is vertically welded with a first side connecting plate, and a second connecting side is vertically welded with the flange plate; a third connecting side is vertically welded with the flange plate, a fourth connecting side is vertically welded with a second side connecting plate, and the other side of the subplate body is vertically welded with a front connecting plate. The foundation pit supporting system is simultaneously connected with two-layer steel beam type section steel on two sides of an internal corner of a foundation pit through the internal corner connector, and the internal corner connector is convenient to mount and dismantle.
Description
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 is, in the surrounding of foundation ditch, reinforced concrete fortifield village purlin is set, arrange netted steel pipe support enclosing in purlin week 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 apply prestressing force to foundation pit side-wall well, support strength is low, conventionally can only increase support force by the density that increases steel pipe layout; And when different pattern foundation pit supporting structure, need use the steel pipe of different size, 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 existing for prior art, a kind of sound construction is provided, and install, remove convenient and be beneficial to the standard-sized internal corner connector that encloses the foundation ditch inner corner trim position that purlin shaped steel connects.
For realizing the present invention's object, be achieved by the following technical solutions: a kind of internal corner connector of foundation pit support system, include a gripper shoe, gripper shoe is the steel plate of a monoblock, and gripper shoe forms at the tetragonal subplate body that rectangular mainboard body and one are connected to 1/3rd positions on the long limit of mainboard body one by entirety in shape; On the limit of mainboard body auxiliary connection plate body, long side is the first fillet, and a shorter side is the 3rd fillet; On subplate body, the limit adjacent with the first fillet is the second fillet, and the limit adjacent with the 3rd fillet is the 4th fillet, forms the angle of 4 degree between described the second fillet and the extended line of the 4th fillet; Described the second fillet is distinguished vertical with the first fillet, the 4th fillet with the 3rd fillet; Described gripper shoe mainboard body is vertically welded with rear junction plate on the long limit away from subplate body one side, 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, the first fillet is vertically welded with the first side connecting plate, and the second fillet is vertically welded with flanged plate; The 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 with gripper shoe symmetry; 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 and the flanged plate of the second fillet welding between be welded with one group of the 3rd gusset plate; Described rear junction plate and and the flanged plate of the 3rd fillet welding between be welded with one group of first gusset plate, described the first gusset plate and the second side connecting plate are in isoplanar; The first side connecting plate and be adjacent flanged plate junction and rear junction plate between be welded with one group of second gusset plate; The second gusset plate be welded on flanged plate on the second fillet in isoplanar; Between the first side connecting plate and rear junction plate, be also welded with at least one group of the 4th gusset plate; The first gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate described in every group 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; On described flanged plate, offer the first connecting hole group, the first connecting hole group includes four connecting holes with two row's two column distributions, and the distance between horizontal, longitudinal two adjacent connecting holes is 2a; On the first described side connecting plate, offer two the second connecting hole groups, each the second connecting hole group includes six connecting holes with 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; On the second side connecting plate and the 3rd side connecting plate, all offer a 3rd connecting hole group, the 3rd connecting hole group includes four connecting holes with 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.
Compared with prior art, the invention has the beneficial effects as follows: can be connected with the two-layer purlin shaped steel that encloses of both sides, foundation ditch inner corner trim position by an internal corner connector, it is convenient to install, remove simultaneously; And junction is not easy to produce loosening, also can not produce distortion, connection reliability is high, has ensured well stability and the safety of pattern foundation pit supporting structure.This internal corner connector criteria of right and wrong part, is beneficial at the purlin shaped steel that encloses of the standard shape length of both sides, on-right angle position and connects, and makes as far as possible many section bars can recycling, has reduced the cost of pattern foundation pit supporting structure.
Brief description of the drawings
Fig. 1 is the supporting and protection structure schematic diagram of foundation ditch inner corner trim position.
Fig. 2 is the structural representation of internal corner connector.
Fig. 3 is the structural representation of the gripper shoe of internal corner connector.
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, enclose purlin shaped steel in first; 3, the first peripheral purlin shaped steel; 4, angle brace bar; 5, the second peripheral purlin shaped steel; 6, enclose purlin shaped steel in second; 7, internal corner connector; 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 internal corner connector of a kind of foundation pit support system described in the present embodiment, include a gripper shoe 71, gripper shoe is the steel plate of a monoblock, and gripper shoe forms at the tetragonal subplate body 712 that rectangular mainboard body 711 and one are connected to 1/3rd positions on the long limit of mainboard body one by entirety in shape; On the limit of mainboard body auxiliary connection plate body, long side is the first fillet 713, and a shorter side is the 3rd fillet 115; On subplate body, the limit adjacent with the first fillet 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 described the second fillet and the extended line of the 4th fillet; Described the second fillet is distinguished vertical with the first fillet, the 4th fillet with the 3rd fillet; Described gripper shoe mainboard body is vertically welded with rear junction plate 70 on the long limit away from subplate body one side, 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, the first fillet is vertically welded with the first side connecting plate 73, the second fillets and is vertically welded with flanged plate; The 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 with gripper shoe symmetry; 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 and the flanged plate of the second fillet welding between be welded with one group of the 3rd gusset plate 79; Described rear junction plate and and the flanged plate of the 3rd fillet welding between be welded with one group of first gusset plate 77, described the first gusset plate and the second side connecting plate are in isoplanar; The first side connecting plate and be adjacent flanged plate junction and rear junction plate between be welded with one group of second gusset plate 78; The second gusset plate be welded on flanged plate on the second fillet in isoplanar; Between the first side connecting plate and rear junction plate, be also welded with at least one group of the 4th gusset plate 731; The first gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate described in every group 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; On described flanged plate, offer the first connecting hole group, the first connecting hole group includes four connecting holes with two row's two column distributions, and the distance between horizontal, longitudinal two adjacent connecting holes is 2a; On the first described side connecting plate, offer two the second connecting hole groups, each the second connecting hole group includes six connecting holes with 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; On the second side connecting plate and the 3rd side connecting plate, all offer a 3rd connecting hole group, the 3rd connecting hole group includes four connecting holes with 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.
Both sides, foundation ditch inner corner trim position are as shown in Figure 1 provided with the two-layer purlin shaped steel that encloses, and in order to connect an internal corner connector 7 of two gusset purlin shaped steel.
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 and in purlin shaped steel 2 and second, enclose purlin shaped steel 6, and be connected to and in first, enclose the first peripheral purlin shaped steel 3, the second peripheral purlin shaped steel 5 that in purlin shaped steel, second, enclose purlin shaped steel outside by bolt; In described first, enclosing purlin shaped steel is 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 and second side connecting plate of end; In described second, enclosing purlin shaped steel end is bolted by the flanged plate of bolt and mainboard body minor face position; Described the 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.
Between described the first peripheral purlin shaped steel and the second peripheral purlin shaped steel, be connected with an angle brace bar 4, angle brace bar two ends are bolted with the first peripheral purlin shaped steel, the second peripheral purlin shaped steel respectively by two angle brace seats, form the angle of 38 degree between angle brace bar and the first peripheral purlin shaped steel; Between described the first peripheral purlin shaped steel and the second peripheral purlin shaped steel, form the angle of 94 degree.
When installation, first install and in second, enclose purlin shaped steel 6, then internal corner connector 7 is installed, then install and in first, 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.When dismounting, be reversed.
Claims (1)
1. the internal corner connector of a foundation pit support system, it is characterized in that: include a gripper shoe, gripper shoe is the steel plate of a monoblock, and gripper shoe forms at the tetragonal subplate body that rectangular mainboard body and one are connected to 1/3rd positions on the long limit of mainboard body one by entirety in shape; On the limit of mainboard body auxiliary connection plate body, long side is the first fillet, and a shorter side is the 3rd fillet; On subplate body, the limit adjacent with the first fillet is the second fillet, and the limit adjacent with the 3rd fillet is the 4th fillet, forms the angle of 4 degree between described the second fillet and the extended line of the 4th fillet; Described the second fillet is distinguished vertical with the first fillet, the 4th fillet with the 3rd fillet; Described gripper shoe mainboard body is vertically welded with rear junction plate on the long limit away from subplate body one side, 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, the first fillet is vertically welded with the first side connecting plate, and the second fillet is vertically welded with flanged plate; The 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 with gripper shoe symmetry; 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 and the flanged plate of the second fillet welding between be welded with one group of the 3rd gusset plate; Described rear junction plate and and the flanged plate of the 3rd fillet welding between be welded with one group of first gusset plate, described the first gusset plate and the second side connecting plate are in isoplanar; The first side connecting plate and be adjacent flanged plate junction and rear junction plate between be welded with one group of second gusset plate; The second gusset plate be welded on flanged plate on the second fillet in isoplanar; Between the first side connecting plate and rear junction plate, be also welded with at least one group of the 4th gusset plate; The first gusset plate, the second gusset plate, the 3rd gusset plate and the 4th gusset plate described in every group 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; On described flanged plate, offer the first connecting hole group, the first connecting hole group includes four connecting holes with two row's two column distributions, and the distance between horizontal, longitudinal two adjacent connecting holes is 2a; On the first described side connecting plate, offer two the second connecting hole groups, each the second connecting hole group includes six connecting holes with 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; On the second side connecting plate and the 3rd side connecting plate, all offer a 3rd connecting hole group, the 3rd connecting hole group includes four connecting holes with 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410256316.7A CN104032756A (en) | 2014-06-10 | 2014-06-10 | Internal corner connector of foundation pit supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410256316.7A CN104032756A (en) | 2014-06-10 | 2014-06-10 | Internal corner connector of foundation pit supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104032756A true CN104032756A (en) | 2014-09-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410256316.7A Pending CN104032756A (en) | 2014-06-10 | 2014-06-10 | Internal corner connector of foundation pit supporting system |
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| Country | Link |
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| CN (1) | CN104032756A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0931984A (en) * | 1995-07-20 | 1997-02-04 | Marufuji Shiitopairu Kk | Corner unit for sheathing |
| CN2777047Y (en) * | 2005-01-12 | 2006-05-03 | 荣民工程股份有限公司 | Combination type supporting composite means |
| CN201924362U (en) * | 2010-11-23 | 2011-08-10 | 浙江华铁基础工程有限公司 | Integral type angle steel enclosing purlin |
| CN102535478A (en) * | 2011-12-30 | 2012-07-04 | 北京工业大学 | Enclosing purlin comprising square steel pipe and light concrete for supporting foundation pit |
| CN103362129A (en) * | 2013-07-11 | 2013-10-23 | 浙江博雷重型机床制造有限公司 | Connecting cover plate for connecting angle brace with diagonal brace standard component |
| CN203361167U (en) * | 2013-07-11 | 2013-12-25 | 东通岩土科技（杭州）有限公司 | Enclosure purlin corner component for foundation pit supporting |
| CN203905024U (en) * | 2014-06-10 | 2014-10-29 | 德清鑫德机械有限公司 | Internal corner connecting piece of foundation pit supporting system |
-
2014
- 2014-06-10 CN CN201410256316.7A patent/CN104032756A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0931984A (en) * | 1995-07-20 | 1997-02-04 | Marufuji Shiitopairu Kk | Corner unit for sheathing |
| CN2777047Y (en) * | 2005-01-12 | 2006-05-03 | 荣民工程股份有限公司 | Combination type supporting composite means |
| CN201924362U (en) * | 2010-11-23 | 2011-08-10 | 浙江华铁基础工程有限公司 | Integral type angle steel enclosing purlin |
| CN102535478A (en) * | 2011-12-30 | 2012-07-04 | 北京工业大学 | Enclosing purlin comprising square steel pipe and light concrete for supporting foundation pit |
| CN103362129A (en) * | 2013-07-11 | 2013-10-23 | 浙江博雷重型机床制造有限公司 | Connecting cover plate for connecting angle brace with diagonal brace standard component |
| CN203361167U (en) * | 2013-07-11 | 2013-12-25 | 东通岩土科技（杭州）有限公司 | Enclosure purlin corner component for foundation pit supporting |
| CN203905024U (en) * | 2014-06-10 | 2014-10-29 | 德清鑫德机械有限公司 | Internal corner connecting piece of foundation pit supporting system |
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Application publication date: 20140910 |