CN209368845U - A kind of connector and foundation pit supporting construction for foundation pit supporting construction - Google Patents
A kind of connector and foundation pit supporting construction for foundation pit supporting construction Download PDFInfo
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- CN209368845U CN209368845U CN201822240879.3U CN201822240879U CN209368845U CN 209368845 U CN209368845 U CN 209368845U CN 201822240879 U CN201822240879 U CN 201822240879U CN 209368845 U CN209368845 U CN 209368845U
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- purlin
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- foundation pit
- connector
- supporting construction
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Abstract
A kind of connector and foundation pit supporting construction for foundation pit supporting construction, including coaming plate, first layer purlin, second layer purlin, third layer purlin, the 4th layer of purlin and for the connector of foundation pit supporting construction;Several coaming plates surround hollow tubular structure, first layer purlin, second layer purlin, third layer purlin and the 4th layer of purlin are successively vertically set on tubular structure inner sidewall from top to bottom, and every layer of purlin passes through several connectors for foundation pit supporting construction and be fixed on tubular structure inner sidewall.The connector both ends for foundation pit supporting construction of the utility model are to be bolted, it is big with the contact area of connector, it connects more stable, connector main body is located at the concave surface of the second L-type connecting plate simultaneously, second L-type connecting plate is used to connect the key point of main body and coaming plate, and not only contact area is big and has saved materials;Along with supporting plate, inclined plate and the second L-type connecting plate form right angled triangle, stability is further increased to entire connecting portion.
Description
Technical field
The utility model belongs to deep foundation pit supporting structure field, in particular to a kind of connector for foundation pit supporting construction
And foundation pit supporting construction.
Background technique
The construction operation being commonly encountered in supporting construction across deep basal pit in coastal high speed, grand bridge Construction of continuous beam, in face
When to close to river rich water mud deep basal pit, the selection of supporting construction is particularly important;Existing supporting construction cannot be controlled well
Structure processed, and close to river and builder's road, lateral pressure is larger, and Yi Yinqi foundation pit deformation causes foundation pit structure unstable, safety
Coefficient is extremely low;There are also be exactly existing structure stull length it is larger, be easy by effect of weight bending deformation, cause overall structure not
Stablize.
Utility model content
The purpose of this utility model is to provide a kind of connector and foundation pit supporting construction for foundation pit supporting construction, with
It solves the above problems.
To achieve the above object, the utility model uses following technical scheme:
A kind of connector for foundation pit supporting construction, including connector main body, the first L-type connecting plate and the second L-type connect
Fishplate bar;There are two the first L-type connecting plate, the lower end of connector main body is fixedly installed for one end fixed setting of connector main body
Two L-type connecting plates.
Further, connector main body is I-steel, and a face of the second L-type connecting plate is fixedly welded on connector main body
Lower flange, and connector main body is located at the concave surface of the second L-type connecting plate;The other end of connector main body is connect with the second L-type
It welds in another face of plate;It is greater than connector main body with the face length of the second L-type connecting plate of connector main body lower flange welding
Length.
Further, the lower surface of the second L-type connecting plate is welded with supporting plate and inclined plate, supporting plate, inclined plate and the connection of the second L-type
Plate forms right angled triangle;Supporting plate is flushed with another face of the second L-type connecting plate;On supporting plate and the second L-type connecting plate
Several bolts hole are offered on another face.
Further, a face of two the first L-type connecting plates is bolted on the web of connector main body respectively
On, another face of the first L-type connecting plate is flushed with the end of connector main body.
Further, a kind of foundation pit supporting construction, including coaming plate, first layer purlin, second layer purlin, third layer purlin,
4th layer of purlin and the connector for foundation pit supporting construction;Several coaming plates surround hollow tubular structure, first layer purlin,
Two layers of purlin, third layer purlin and the 4th layer of purlin are successively vertically set on tubular structure inner sidewall from top to bottom, and every layer is enclosed
Purlin passes through several connectors for foundation pit supporting construction and is fixed on tubular structure inner sidewall.
Further, first layer purlin includes steel pipe, the first bearing diagonal, the second bearing diagonal and bearing diagonal connecting rod;Four
Steel-pipe welding surrounds rectangle frame, inside rectangle frame, is bolted to connection and is provided between four midpoints of four steel pipes
Second bearing diagonal forms quadrilateral frame, and forms four right angled triangles at four angles of rectangle frame, each right angled triangle
It is bolted between the midpoint of two right-angle sides and is provided with the first bearing diagonal;Between the second adjacent bearing diagonal of any two
It is bolted and is provided with bearing diagonal connecting rod.
Further, second layer purlin includes steel pipe, first connecting rod and four-way connection;Four rectangular frames of steel-pipe welding,
Four first connecting rods pass sequentially through four-way connection coordinator spacer bar, and two partition rods are vertically set in qually spaced in phase in rectangle frame
Pair two sides on, be fixedly welded between the four-way connection between two partition rods and be provided with first connecting rod, on two partition rods
Four-way connection and the steel pipe of two sides between it is vertical be fixedly welded with first connecting rod, the second layer for forming 12 rectangle frames of band encloses
Purlin;Second layer purlin is identical with third layer purlin structure.
Further, the 4th layer of purlin includes steel pipe, second connecting rod and four-way connection;Four rectangular frames of steel-pipe welding,
Five second connecting rods pass sequentially through four-way connection coordinator spacer bar, and two partition rods are vertically set in qually spaced in phase in rectangle frame
Pair two sides on, be fixedly welded between the four-way connection between two partition rods and be provided with second connecting rod, on two partition rods
Four-way connection and the steel pipe of two sides between it is vertical be fixedly welded with second connecting rod, the 4th layer for forming 20 rectangle frames of band encloses
Purlin.
Further, it is bolted and is arranged in tubular structure for the supporting plate side of the connector of foundation pit supporting construction
On inner sidewall, the first L-type connecting plate of the other side is bolted in purlin, and the second L-type connecting plate is longer than connector master
The part of body is bolted on the lower surface of purlin.
Further, between second layer purlin and third layer purlin and between third layer purlin and the 4th layer of purlin
It is fixedly welded and is provided with several vertical connecting rods.
Compared with prior art, the utility model has following technical effect:
The connector both ends for foundation pit supporting construction of the utility model are to be bolted, the contact surface with connector
Product is big, and connection is more stable, while connector main body is located at the concave surface of the second L-type connecting plate, and the second L-type connecting plate is for connecting master
The key point of body and coaming plate, not only contact area is big and has saved materials;Along with supporting plate, inclined plate and the second L-type connecting plate shape
At right angled triangle, stability is further increased to entire connecting portion;
The utility model connector is all made of with coaming plate and purlin and is bolted, and connection is easy to disassemble secondary while fastening
It utilizes.
The foundation pit supporting construction of the utility model includes multilayer purlin structure, and one layer of purlin encloses more triangular structures, is stablized
Property it is strong, anti-side pressure capability is strong, reduces stull due to overall structure unstability caused by effect of weight.234 layers are more
Palace lattice structure, and structure is more and more closer from top to bottom, can be effectively controlled foundation pit deformation, purlin stabilized structure, safety coefficient height;
Cooperation is used for the connector of foundation pit supporting construction, avoids 1 welding, mentions speed of application, reduces difficulty of construction.
It is provided with vertical connecting rod between three layers of purlin below the utility model, three layers of purlin is further made to be combined into one
It is whole, enhance stability.
Detailed description of the invention
Fig. 1 is the utility model of the whole structure diagram;
Fig. 2 is the utility model first layer purlin structure chart;
Fig. 3 is the utility model second layer and third layer purlin structure chart;
Fig. 4 is the 4th layer of purlin structure chart of the utility model;
Fig. 5 is the connecting-piece structure figure that the utility model is used for foundation pit supporting construction.
Wherein: 1, coaming plate;2, second layer purlin;3, third layer purlin;4, the 4th layer of purlin;5, first layer purlin;6, it erects
To connecting rod;8, steel pipe;9, the first bearing diagonal;10, the second bearing diagonal;11, bearing diagonal connecting rod;12, first connecting rod;13, four-way
Connector;14, second connecting rod;15, connector main body;16, the second L-type connecting plate;17, supporting plate;18, the first L-type connecting plate;19,
Inclined plate.
Specific embodiment
Below in conjunction with attached drawing, the present invention will be further described:
Please refer to Fig. 1 to Fig. 5, a kind of connector for foundation pit supporting construction, including connector main body 15, the first L type
Connecting plate 18 and the second L-type connecting plate 16;There are two the first L-type connecting plates 18 for one end fixed setting of connector main body 15, even
The lower end of fitting main body 15 is fixedly installed the second L-type connecting plate 16;
Connector main body 15 is I-steel, and a face of the second L-type connecting plate 16 is fixedly welded on connector main body 15
Lower flange, and connector main body 15 is located at the concave surface of the second L-type connecting plate 16;Second L-type connecting plate is for connecting main body and enclosing
The key point of plate, not only contact area is big and has saved materials;The other end of connector main body 15 and the second L-type connecting plate 16
The welding of another face;It is greater than connector main body with the face length of the second L-type connecting plate 16 of 15 lower flange of connector main body welding
15 length.Both ends are face contact, big with the contact area of connector, are connected more stable.
The lower surface of second L-type connecting plate 16 is welded with supporting plate 17 and inclined plate 19, and supporting plate 17, inclined plate 19 and the 2nd L type connect
Fishplate bar 16 forms right angled triangle, further increases stability to entire connecting portion;Supporting plate 17 and the second L-type connecting plate 16
Another face flushes;Several bolts hole are offered on supporting plate 17 and on another face of the second L-type connecting plate 16.
One face of two the first L-type connecting plates 18 is bolted on respectively on the web of connector main body 15, the
Another face of one L-type connecting plate 18 is flushed with the end of connector main body 15.The utility model connector and coaming plate and purlin
It is all made of and is bolted, connection secondary use easy to disassemble while fastening.
A kind of foundation pit supporting construction, including coaming plate, first layer purlin 5, second layer purlin 2, third layer purlin 3, the 4th layer
Purlin 4 and connector for foundation pit supporting construction;Several coaming plates surround hollow tubular structure, first layer purlin 5, the second layer
Purlin 2, third layer purlin 3 and the 4th layer of purlin 4 are successively vertically set on tubular structure inner sidewall from top to bottom, every layer of purlin
Tubular structure inner sidewall is fixed on by several connectors for foundation pit supporting construction.
First layer purlin 5 includes steel pipe 8, the first bearing diagonal 9, the second bearing diagonal 10 and bearing diagonal connecting rod 11;Four steel
The welding of pipe 8 surrounds rectangle frame, inside rectangle frame, is bolted to connection and is provided between four midpoints of four steel pipes 8
Second bearing diagonal 10 forms quadrilateral frame, and forms four right angled triangles, each right angled triangle at four angles of rectangle frame
Two right-angle sides midpoint between be bolted and be provided with the first bearing diagonal 9;The second adjacent bearing diagonal of any two
It is bolted between 10 and is provided with bearing diagonal connecting rod 11.One layer of purlin encloses more triangular structures, and stability is strong, lateral pressure resistant
Power ability is strong.This layer of steel pipe uses Ф 630*6mm steel pipe.
Second layer purlin 2 includes steel pipe 8, first connecting rod 12 and four-way connection 13;Four steel pipes 8 are welded into rectangle frame, and four
A first connecting rod 12 passes sequentially through 13 coordinator spacer bar of four-way connection, and two partition rods are vertically set in qually spaced in rectangle frame
On two opposite sides, it is fixedly welded between the four-way connection 13 between two partition rods and is provided with first connecting rod 12, two points
It is vertical between four-way connection 13 and the steel pipe 8 of two sides on spacer bar to be fixedly welded with first connecting rod 12, form 12 rectangles of band
The second layer purlin 2 of frame;Second layer purlin 2 is identical with 3 structure of third layer purlin.This layer of steel pipe uses Ф 630*6mm steel pipe.
4th layer of purlin 4 includes steel pipe 8, second connecting rod 14 and four-way connection 13;Four steel pipes 8 are welded into rectangle frame, and five
A second connecting rod 14 passes sequentially through 13 coordinator spacer bar of four-way connection, and two partition rods are vertically set in qually spaced in rectangle frame
On two opposite sides, it is fixedly welded between the four-way connection 13 between two partition rods and is provided with second connecting rod 14, two points
It is vertical between four-way connection 13 and the steel pipe 8 of two sides on spacer bar to be fixedly welded with second connecting rod 14, form 20 rectangles of band
4th layer of purlin 4 of frame.234 layers are more palace lattice structures, and structure is more and more closer from top to bottom, can be effectively controlled foundation pit
Deformation, purlin stabilized structure, safety coefficient are high.This layer of steel pipe uses Ф 813*12mm steel pipe.
17 side of supporting plate of connector for foundation pit supporting construction, which is bolted, to be arranged in tubular structure inner sidewall
On, the first L-type connecting plate 18 of the other side is bolted in purlin, and the second L-type connecting plate 16 is longer than connector main body
15 part is bolted on the lower surface of purlin.
Weldering is fixed between second layer purlin 2 and third layer purlin 3 and between third layer purlin 3 and the 4th layer of purlin 4
It connects and is provided with several vertical connecting rods 6.It is further integrated into a whole three layers of purlin, enhances stability.
Claims (10)
1. a kind of connector for foundation pit supporting construction, which is characterized in that connected including connector main body (15), the first L-type
Plate (18) and the second L-type connecting plate (16);There are two the first L-type connecting plates for one end fixed setting of connector main body (15)
(18), the lower end of connector main body (15) is fixedly installed the second L-type connecting plate (16).
2. a kind of connector for foundation pit supporting construction according to claim 1, which is characterized in that connector main body
It (15) is I-steel, a face of the second L-type connecting plate (16) is fixedly welded on the lower flange of connector main body (15), and connects
Part main body (15) is located at the concave surface of the second L-type connecting plate (16);The other end of connector main body (15) and the second L-type connecting plate
(16) another face welding;It is greater than with the face length of the second L-type connecting plate (16) of connector main body (15) lower flange welding
The length of connector main body (15).
3. a kind of connector for foundation pit supporting construction according to claim 2, which is characterized in that the connection of the second L-type
The lower surface of plate (16) is welded with supporting plate (17) and inclined plate (19), supporting plate (17), inclined plate (19) and second L-type connecting plate (16) shape
At right angled triangle;Supporting plate (17) is flushed with another face of the second L-type connecting plate (16);On supporting plate (17) and the second L-type
Several bolts hole are offered on another face of connecting plate (16).
4. a kind of connector for foundation pit supporting construction according to claim 2, which is characterized in that two the first L-types
One face of connecting plate (18) is bolted on respectively on the web of connector main body (15), the first L-type connecting plate (18)
Another face flushed with the end of connector main body (15).
5. a kind of foundation pit supporting construction, which is characterized in that including coaming plate (1), first layer purlin (5), second layer purlin (2),
Three layers of purlin (3), the 4th layer of purlin (4) and the described in any item connectors for foundation pit supporting construction of Claims 1 to 4;
Several coaming plates surround hollow tubular structure, first layer purlin (5), second layer purlin (2), third layer purlin (3) and the 4th layer
Purlin (4) is successively vertically set on tubular structure inner sidewall from top to bottom, and every layer of purlin passes through several for pattern foundation pit supporting structure
The connector of structure is fixed on tubular structure inner sidewall.
6. a kind of foundation pit supporting construction according to claim 5, which is characterized in that first layer purlin (5) includes steel pipe
(8), the first bearing diagonal (9), the second bearing diagonal (10) and bearing diagonal connecting rod (11);Four steel pipe (8) welding surround rectangle frame,
Inside rectangle frame, it is bolted to connection between four midpoints of four steel pipes (8) and is provided with the second bearing diagonal (10) shape
Quadrangularly frame, and in four angles of rectangle frame formation, four right angled triangles, two right-angle sides of each right angled triangle
It is bolted between point and is provided with the first bearing diagonal (9);Pass through between adjacent the second bearing diagonal (10) of any two
Bolt is fixedly installed bearing diagonal connecting rod (11).
7. a kind of foundation pit supporting construction according to claim 5, which is characterized in that second layer purlin (2) includes steel pipe
(8), first connecting rod (12) and four-way connection (13);Four steel pipes (8) are welded into rectangle frame, and four first connecting rods (12) are successively led to
Four-way connection (13) coordinator spacer bar is crossed, two partition rods are vertically set in qually spaced on two sides opposite in rectangle frame,
It is fixedly welded and is provided with first connecting rod (12) between four-way connection (13) between two partition rods, the four-way on two partition rods
It is vertical between connector (13) and the steel pipe (8) of two sides to be fixedly welded with first connecting rod (12), form the of 12 rectangle frames of band
Two layers of purlin (2);Second layer purlin (2) is identical with third layer purlin (3) structure.
8. a kind of foundation pit supporting construction according to claim 5, which is characterized in that the 4th layer of purlin (4) includes steel pipe
(8), second connecting rod (14) and four-way connection (13);Four steel pipes (8) are welded into rectangle frame, and five second connecting rods (14) are successively led to
Four-way connection (13) coordinator spacer bar is crossed, two partition rods are vertically set in qually spaced on two sides opposite in rectangle frame,
It is fixedly welded and is provided with second connecting rod (14) between four-way connection (13) between two partition rods, the four-way on two partition rods
It is vertical between connector (13) and the steel pipe (8) of two sides to be fixedly welded with second connecting rod (14), form the of 20 rectangle frames of band
Four layers of purlin (4).
9. a kind of foundation pit supporting construction according to claim 5, which is characterized in that the connector for foundation pit supporting construction
Supporting plate (17) side be bolted and be arranged on tubular structure inner sidewall, the first L-type connecting plate (18) of the other side is logical
It crosses bolt to be fixed in purlin, the part that the second L-type connecting plate (16) is longer than connector main body (15), which is bolted on, encloses
The lower surface of purlin.
10. a kind of foundation pit supporting construction according to claim 5, which is characterized in that second layer purlin (2) and third layer are enclosed
It is fixedly welded between purlin (3) and between third layer purlin (3) and the 4th layer of purlin (4) and is provided with several vertical connecting rods
(6)。
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CN201822240879.3U CN209368845U (en) | 2018-12-27 | 2018-12-27 | A kind of connector and foundation pit supporting construction for foundation pit supporting construction |
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CN201822240879.3U CN209368845U (en) | 2018-12-27 | 2018-12-27 | A kind of connector and foundation pit supporting construction for foundation pit supporting construction |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109469071A (en) * | 2018-12-27 | 2019-03-15 | 上海绿地建设(集团)有限公司 | A kind of connector and foundation pit supporting construction for foundation pit supporting construction |
-
2018
- 2018-12-27 CN CN201822240879.3U patent/CN209368845U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109469071A (en) * | 2018-12-27 | 2019-03-15 | 上海绿地建设(集团)有限公司 | A kind of connector and foundation pit supporting construction for foundation pit supporting construction |
CN109469071B (en) * | 2018-12-27 | 2024-04-09 | 上海绿地建设(集团)有限公司 | Connecting piece for foundation pit supporting structure and foundation pit supporting structure |
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