CN110093932A - A kind of concrete filled steel tube deep foundation pit supporting structure and its operating method - Google Patents
A kind of concrete filled steel tube deep foundation pit supporting structure and its operating method Download PDFInfo
- Publication number
- CN110093932A CN110093932A CN201910374235.XA CN201910374235A CN110093932A CN 110093932 A CN110093932 A CN 110093932A CN 201910374235 A CN201910374235 A CN 201910374235A CN 110093932 A CN110093932 A CN 110093932A
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- China
- Prior art keywords
- steel pipe
- foundation pit
- deep foundation
- concrete filled
- supporting structure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
Abstract
The invention discloses a kind of concrete filled steel tube deep foundation pit supporting structure and its operating methods, including connector, clamping screw and deep foundation pit support main body, the deep foundation pit support main body is made of 20 steel pipes, the spacing of the adjacent steel pipe is equal, it is connected between the adjacent steel pipe by connector, the connector is made of connecting tube and two curved pressing plates, two curved pressing plates are tightly attached to two outer wall of steel pipe respectively, two screw hole seats are welded on two curved pressing plates, the clamping screw is threadedly coupled with screw hole seat, and one end of screw hole seat passes through screw hole seat and connect with steel tube screw thread.The present invention, due to being connected between adjacent steel pipe by connector, the stability of two neighboring steel pipe connection both can guarantee, while being also convenient for the disassembly to steel pipe, it is applicable to the supporting of different shape dell, improves the applicability of concrete filled steel tube deep foundation pit supporting structure.
Description
Technical field
The present invention relates to concrete filled steel tube dell protection technology field, specially a kind of concrete filled steel tube deep pit support
Protection structure and its operating method.
Background technique
Deep foundation pit support refers to the safety to guarantee Underground Construction and foundation pit surrounding environment, to deep-foundation side wall and week
Supporting file, reinforcing and the measure of protection that surrounding environment uses.Construction of Deep Excavation Engineering Frequent Accidents, and accident once occurs, pole
The dead group's wound of group is easily caused, consequence is quite serious, to find out its cause, mainly various safety pre-controls are arranged in arrangement and method for construction and work progress
It applies not in place.It is required according to the provisions of the relevant regulations issued by the State, Construction of Deep Excavation Engineering must work out supervision regulations, specify deep-foundation pit engineering
The key check points of technical requirements and construction site.
Traditional deep foundation pit supporting structure is not easy to disassemble and installs, and protects by certain with deep basal pit of different shapes
Limitation.
Summary of the invention
The purpose of the present invention is to provide a kind of concrete filled steel tube deep foundation pit supporting structure and its operating methods, it is intended to change
Kind deep foundation pit supporting structure is not easy to disassemble and installs, and protects the problem of being subject to certain restrictions to deep basal pit of different shapes.
Including connector, clamping screw and deep foundation pit support main body, the deep foundation pit support main body is made of 20 steel pipes, adjacent
The spacing of the steel pipe is equal, is connected between the adjacent steel pipe by connector, the connector is by connecting tube and two
Curved pressing plate composition, two curved pressing plates are tightly attached to two outer wall of steel pipe respectively, weld on two curved pressing plates
There are two screw hole seat, the clamping screw is threadedly coupled with screw hole seat, and one end of screw hole seat passes through screw hole seat and steel tube screw thread
Connection.The present invention both can guarantee the firm of two neighboring steel pipe connection due to being connected between adjacent steel pipe by connector
Property, while it being also convenient for the disassembly to steel pipe, it is applicable to the supporting of different shape dell, improves concrete filled steel tube deep basal pit
The applicability of supporting construction.
The present invention is implemented as follows:
A kind of concrete filled steel tube deep foundation pit supporting structure, including connector, clamping screw and deep foundation pit support main body, the depth
Pattern foundation pit supporting structure main body is made of 20 steel pipes, and the spacing of the adjacent steel pipe is equal, passes through company between the adjacent steel pipe
Fitting is connected, and the connector is made of connecting tube and two curved pressing plates, and two curved pressing plates are tightly attached to two respectively
A outer wall of steel pipe is welded with two screw hole seats on two curved pressing plates, and the clamping screw is threadedly coupled with screw hole seat,
And one end of clamping screw passes through screw hole seat and connect with steel tube screw thread.
Further, the both ends of the connecting tube are located at two curved pressing plate midpoints, and the both ends of connecting tube and two
It is welded between curved pressing plate.
Further, the center of circle of the curved pressing plate and the center of circle of steel pipe coincide.
Further, the outer wall of the steel pipe is coated with heat and corrosion resistant coating, and the outer wall of heat and corrosion resistant coating is coated with
Wearable ceramic coat.
Further, the clamping screw is made of screw head and stud.
Further, anti-skid washer is bonded on the inside of the screw head.
A kind of concrete filled steel tube deep foundation pit supporting structure operating method, is carried out as follows;To steel tube concrete
Multiple steel pipes are first spliced, are connected between adjacent steel pipe by connector, while connector in deep base protection process by soil
Be made of connecting tube and two curved pressing plates, the both ends of connecting tube and curved pressing plate lateral surface weld, guarantee connecting tube with
Curved pressing plate stable connection, curved pressing plate are tightly attached to the lateral surface of steel pipe, two screw holes are welded on two curved pressing plates
Seat, rotation lock bolt pass through screw hole seat and connect with steel tube screw thread, both can guarantee the stability of two neighboring steel pipe connection, simultaneously
It is also convenient for the disassembly to steel pipe, is applicable to the supporting of different shape dell, clamping screw is made of screw head and stud, spiral shell
The inside of head is bonded with anti-skid washer, rotates the side that screw head makes anti-skid washer be tightly attached to screw hole seat, and avoidable clamping screw goes out
Existing Song Xianxiang, and the outer wall of steel pipe is coated with heat and corrosion resistant coating, and the outer wall of heat and corrosion resistant coating is coated with wear-resistant ceramic painting
Material makes steel pipe have certain corrosion-resistant and antiwear characteristic, extends the service life of steel pipe, improves the deep base of concrete filled steel tube
The practicability of pit supporting construction.
Compared with prior art, the beneficial effects of the present invention are: it is of the invention
(1), it is made of, is connected between adjacent steel pipe by connector, simultaneously 20 steel pipes due to deep foundation pit support main body
Connector is made of connecting tube and two curved pressing plates, and two curved pressing plates are tightly attached to two outer wall of steel pipe, two songs respectively
Two screw hole seats are welded on type pressing plate, and clamping screw is threadedly coupled with screw hole seat, and one end of clamping screw passes through spiral shell
Hole seat is connect with steel tube screw thread, both can guarantee the stability of two neighboring steel pipe connection, while being also convenient for the disassembly to steel pipe, can
Suitable for the supporting of different shape dell, the applicability of concrete filled steel tube deep foundation pit supporting structure is improved.
(2), heat and corrosion resistant coating is coated with by the outer wall of steel pipe, and the outer wall of heat and corrosion resistant coating is coated with wear-resisting pottery
Porcelain coating makes steel pipe have certain corrosion-resistant and antiwear characteristic, extends the service life of steel pipe.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is curved pressure plate structure schematic diagram of the invention;
Fig. 3 is front view of the invention;
Fig. 4 is steel tube section figure of the invention.
In figure: 1, steel pipe;2, connector;3, curved pressing plate;4, connecting tube;5, clamping screw;6, screw hole seat;7, heat-resisting corruption
Erosion resisting coating;8, wearable ceramic coat;9, deep foundation pit support main body;10, anti-skid washer;11, screw head.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
Referring to Fig.1 shown in -4, a kind of concrete filled steel tube deep foundation pit supporting structure, including connector 2,5 and of clamping screw
Deep foundation pit support main body 9, deep foundation pit support main body 9 are made of 20 steel pipes 1, and the spacing of adjacent steel pipe 1 is equal, adjacent steel
It is connected between pipe 1 by connector 2, connector 2 is made of connecting tube 4 and two curved pressing plates 3, and two curved pressing plates 3 divide
It is not tightly attached to two 1 outer walls of steel pipe, two screw hole seats 6, clamping screw 5 and 6 spiral shell of screw hole seat are welded on two curved pressing plates 3
Line connection, and one end of screw hole seat 6 passes through screw hole seat 6 and is threadedly coupled with steel pipe 1, since deep foundation pit support main body 9 is by 20
A steel pipe 1 forms, and is connected between adjacent steel pipe 1 by connector 2, while connector 2 is by connecting tube 4 and two curved pressing plates
3 compositions, two curved pressing plates 3 are tightly attached to two 1 outer walls of steel pipe respectively, are welded with two screw hole seats on two curved pressing plates 3
6, and clamping screw 5 is threadedly coupled with screw hole seat 6, and one end of clamping screw 5 passes through screw hole seat 6 and is threadedly coupled with steel pipe 1, both
It can guarantee the stability that two neighboring steel pipe 1 connects, while being also convenient for the disassembly to steel pipe 1.
The both ends of connecting tube 4 are located at two curved 3 midpoints of pressing plate, and the both ends of connecting tube 4 and two curved pressing plates 3 it
Between weld, due to welding between the both ends of connecting tube 4 and two curved pressing plates 3, connect connecting tube 4 with curved pressing plate 3 more steady
Gu.
The center of circle of curved pressing plate 3 and the center of circle of steel pipe 1 coincide.
The outer wall of steel pipe 1 is coated with heat and corrosion resistant coating 7, and the outer wall of heat and corrosion resistant coating 7 is coated with wear-resistant ceramic painting
Material 8 is coated with heat and corrosion resistant coating 7 by the outer wall of steel pipe 1, and the outer wall of heat and corrosion resistant coating 7 is coated with wear-resistant ceramic painting
Material 8 makes steel pipe 1 have certain corrosion-resistant and antiwear characteristic, extends the service life of steel pipe 1.
Clamping screw 5 is made of screw head 11 and stud.
The inside of screw head 11 is bonded with anti-skid washer 10, rotates the side that screw head 11 makes anti-skid washer 10 be tightly attached to screw hole seat 6
Face can avoid clamping screw 5 and loose phenomenon occurs.
Working principle: concrete filled steel tube in deep base protection process, can spliced multiple steel pipes 1, adjacent steel
It is connected between pipe 1 by connector 2, while connector 2 is made of connecting tube 4 and two curved pressing plates 3, connecting tube 4
Both ends and curved 3 lateral surface of pressing plate weld, guarantee that connecting tube 4 and curved 3 stable connection of pressing plate, curved pressing plate 3 are tightly attached to
The lateral surface of steel pipe 1, two screw hole seats 6 are welded on two curved pressing plates 3, and rotation lock bolt 5 passes through screw hole seat 6 and steel
Pipe 1 is threadedly coupled, and both can guarantee the stability that two neighboring steel pipe 1 connects, while being also convenient for the disassembly to steel pipe 1, applicable
In the supporting of different shape dell, clamping screw 5 is made of screw head 11 and stud, and the inside of screw head 11 is bonded with non-slip mat
Circle 10, rotation screw head 11 make anti-skid washer 10 be tightly attached to the side of screw hole seat 6, can avoid clamping screw 5 and loose phenomenon occur, and steel
The outer wall of pipe 1 is coated with heat and corrosion resistant coating 7, and the outer wall of heat and corrosion resistant coating 7 is coated with wearable ceramic coat 8, makes steel pipe 1
With certain corrosion-resistant and antiwear characteristic, extends the service life of steel pipe 1, improve concrete filled steel tube deep foundation pit support knot
The practicability of structure.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of concrete filled steel tube deep foundation pit supporting structure, including connector (2), clamping screw (5) and deep foundation pit support master
Body (9), it is characterised in that: the deep foundation pit support main body (9) is made of 20 steel pipes (1), the adjacent steel pipe (1)
Spacing is equal, is connected between the adjacent steel pipe (1) by connector (2), the connector (2) is by connecting tube (4) and two
A curved pressing plate (3) composition, two curved pressing plates (3) are tightly attached to two steel pipe (1) outer walls, two curved pressures respectively
Two screw hole seats (6) are welded on plate (3), the clamping screw (5) is threadedly coupled with screw hole seat (6), and clamping screw (5)
One end pass through screw hole seat (6) be threadedly coupled with steel pipe (1).
2. a kind of concrete filled steel tube deep foundation pit supporting structure according to claim 1, which is characterized in that the connecting tube
(4) both ends are located at two curved pressing plate (3) midpoints, and weld between the both ends of connecting tube (4) and two curved pressing plates (3)
It connects.
3. a kind of concrete filled steel tube deep foundation pit supporting structure according to claim 1, which is characterized in that the curved pressure
The center of circle of plate (3) and the center of circle of steel pipe (1) coincide.
4. a kind of concrete filled steel tube deep foundation pit supporting structure according to claim 1, which is characterized in that the steel pipe
(1) outer wall is coated with heat and corrosion resistant coating (7), and the outer wall of heat and corrosion resistant coating (7) is coated with wearable ceramic coat (8).
5. a kind of concrete filled steel tube deep foundation pit supporting structure according to claim 1, which is characterized in that the locking screw
Bolt (5) is made of screw head (11) and stud.
6. a kind of concrete filled steel tube deep foundation pit supporting structure according to claim 5, which is characterized in that the screw head
(11) anti-skid washer (10) are bonded on the inside of.
7. a kind of concrete filled steel tube deep foundation pit supporting structure operating method, which is characterized in that be carried out as follows;Right
Multiple steel pipes (1) are first spliced in deep base protection process, are passed through connector between adjacent steel pipe (1) by concrete filled steel tube
(2) it is connected, while connector (2) is made of connecting tube (4) and two curved pressing plates (3), the both ends of connecting tube (4) and song
The welding of type pressing plate (3) lateral surface, guarantees connecting tube (4) and curved pressing plate (3) stable connection, and curved pressing plate (3) is tightly attached to steel
The lateral surface of (1) is managed, two screw hole seats (6) are welded on two curved pressing plates (3), rotation lock bolt (5) passes through screw hole
Seat (6) is threadedly coupled with steel pipe (1), both can guarantee the stability of two neighboring steel pipe (1) connection, while being also convenient for steel pipe
(1) disassembly is applicable to the supporting of different shape dell, and clamping screw (5) is made of screw head (11) and stud, screw head
(11) it is bonded on the inside of anti-skid washer (10), rotates the side that screw head (11) make anti-skid washer (10) be tightly attached to screw hole seat (6),
It can avoid clamping screw (5) and loose phenomenon occur, and the outer wall of steel pipe (1) is coated with heat and corrosion resistant coating (7), and heat and corrosion resistant applies
The outer wall of layer (7) is coated with wearable ceramic coat (8), and steel pipe (1) is made to have certain corrosion-resistant and antiwear characteristic, extends steel pipe
(1) service life improves the practicability of concrete filled steel tube deep foundation pit supporting structure.
Priority Applications (1)
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CN201910374235.XA CN110093932A (en) | 2019-05-07 | 2019-05-07 | A kind of concrete filled steel tube deep foundation pit supporting structure and its operating method |
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CN201910374235.XA CN110093932A (en) | 2019-05-07 | 2019-05-07 | A kind of concrete filled steel tube deep foundation pit supporting structure and its operating method |
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CN201910374235.XA Pending CN110093932A (en) | 2019-05-07 | 2019-05-07 | A kind of concrete filled steel tube deep foundation pit supporting structure and its operating method |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05112929A (en) * | 1991-10-24 | 1993-05-07 | Nippon Steel Corp | Steel pipe pile column construction method |
CN102619215A (en) * | 2012-05-05 | 2012-08-01 | 中铁十六局集团第五工程有限公司 | Lock catch type steel pipe pile structure and construction method thereof |
CN203498799U (en) * | 2013-09-16 | 2014-03-26 | 鸿厦建设有限公司 | Prefabricated hollow pipe pile water-facing envelop enclosure |
CN203960851U (en) * | 2014-07-08 | 2014-11-26 | 金陵科技学院 | Corrosion-resistant compound square pile for civil engineering |
CN204401628U (en) * | 2014-12-25 | 2015-06-17 | 中国水利水电第十工程局有限公司 | Large-span steel supports multidirectional connector |
CN109113071A (en) * | 2018-08-30 | 2019-01-01 | 四川国泰建设工程有限公司 | A kind of deep-well retaining wall steel structure support and its construction method |
CN109610476A (en) * | 2019-01-31 | 2019-04-12 | 上海宝钢工程咨询有限公司 | Steel pipe Larsen sheet pile precipitation building enclosure |
-
2019
- 2019-05-07 CN CN201910374235.XA patent/CN110093932A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05112929A (en) * | 1991-10-24 | 1993-05-07 | Nippon Steel Corp | Steel pipe pile column construction method |
CN102619215A (en) * | 2012-05-05 | 2012-08-01 | 中铁十六局集团第五工程有限公司 | Lock catch type steel pipe pile structure and construction method thereof |
CN203498799U (en) * | 2013-09-16 | 2014-03-26 | 鸿厦建设有限公司 | Prefabricated hollow pipe pile water-facing envelop enclosure |
CN203960851U (en) * | 2014-07-08 | 2014-11-26 | 金陵科技学院 | Corrosion-resistant compound square pile for civil engineering |
CN204401628U (en) * | 2014-12-25 | 2015-06-17 | 中国水利水电第十工程局有限公司 | Large-span steel supports multidirectional connector |
CN109113071A (en) * | 2018-08-30 | 2019-01-01 | 四川国泰建设工程有限公司 | A kind of deep-well retaining wall steel structure support and its construction method |
CN109610476A (en) * | 2019-01-31 | 2019-04-12 | 上海宝钢工程咨询有限公司 | Steel pipe Larsen sheet pile precipitation building enclosure |
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Application publication date: 20190806 |
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