CN205421274U - Braced system is gone along with sb. to guard him to circulated use, pin -connected panel all steel foundation ditch - Google Patents
Braced system is gone along with sb. to guard him to circulated use, pin -connected panel all steel foundation ditch Download PDFInfo
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- CN205421274U CN205421274U CN201620106633.5U CN201620106633U CN205421274U CN 205421274 U CN205421274 U CN 205421274U CN 201620106633 U CN201620106633 U CN 201620106633U CN 205421274 U CN205421274 U CN 205421274U
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Abstract
The utility model relates to a braced system is gone along with sb. To guard him to circulated use, pin -connected panel all steel foundation ditch, this foundation ditch go along with sb. To guard him braced system by UH envelope, intermediate strut shaped steel, to prop, corner brace, umbrella -type support the combination and form, UH envelope is formed by a U shaped steel sheet pile and the combination of H shaped steel, pass through intermediate strut shaped steel to propping with corner brace, with the bolt -up on UH envelope, the umbrella -type supports through intermediate strut shaped steel, with the bolt -up on UH envelope, the cable both ends in the umbrella -type support are fixed respectively at corner brace with on to the atress fulcrum that props. Compared with the prior art, the utility model discloses a UH envelope, to prop, corner brace, umbrella -type support, it is little to make it have a dead weight, bearing capacity is big, the water proof is effectual, the construction is simple, and is efficient, but steel cyclic utilization practices thrift advantages such as cost.
Description
Technical field
This utility model relate to one can be recycled, built-up type all-steel foundation pit enclosure support system, be mainly used in municipal administration basis, industry and civil engineering construction in ground foundation pit enclosure and prevent the fields such as cubic metre of earth displacement.
Background technology
Along with skyscraper quantity and the increase of height, embedded depth of foundation also increases as.After entering the nineties; developing rapidly of China's economy; Urban Land Price rises steadily; space availability ratio improves therewith, occurs in that numerous high-rise buildings, makes some basement buried depth reach more than 20 meters; Foundation Pit Excavation Technique is proposed higher, tighter requirement; stablizing of side slope to be guaranteed, and the requirement of Deformation control to be met, to guarantee the safety such as building around foundation ditch, underground utilities, road.Simultaneously, in order to adapt to the competition that construction market is growing more intense, it is also contemplated that improving the earthwork digs the mechanization degree of fortune, shortens the earthwork duration, reduces engineering cost, the factor of the aspect such as increase economic efficiency, we have introduced reinforced concrete structure support, but support in view of reinforced concrete structure and can not reuse from great, material, install and remove and need the longer duration, can produce noise during demolition blasting, vibration, chip fly out, and construction technology flow process is long in time limit can not be caused foundation ditch deformation of wall is controlled the shortcomings such as unfavorable with digging with support；Going along with sb. to guard him employing engineering method stake, but must use water and cement construction in view of engineering method stake, construction cost is high, produces mud and pollutes surrounding enviroment big.For disadvantages mentioned above, this utility model relates to a kind of detachable, recyclable, combination type Full steel base pit enclosure support system, and this system uses dismountable steel structure to build, having deadweight little, assembling and disassembling is the most convenient, and construction technology is simple, the advantages such as the duration is short, repeatable utilization；According to earth excavation progress, can accomplish, with digging with support, to apply pretightning force, to controlling, foundation ditch deformation of wall is highly beneficial, and construction need not water and cement, and UH building enclosure can reclaim after construction and reuse, cost is low, does not produce mud, non-environmental-pollution in construction.
Utility model content
It is little that the purpose of this utility model is just to provide a kind of deadweight, and greatly, good water insulation effect, construction is simple, and efficiency is high, steel reusable edible, the foundation pit enclosure support system that cost is low for bearing capacity.
One can be recycled, built-up type all-steel foundation pit enclosure support system, this foundation pit enclosure support system is by UH building enclosure, intermediate supports shaped steel, combine support, angle brace, umbrella-type support, and described UH building enclosure is combined by one piece of U-shaped steel sheet pile and H profile steel；Described to support and angle brace by intermediate supports shaped steel, be fastened in UH building enclosure with bolt；Described umbrella-type support passes through intermediate supports shaped steel, is fastened in UH building enclosure with bolt, and the drag-line two ends in umbrella-type support are separately fixed on angle brace and the fulcrum force to support.
A round bar is respectively welded at described U-shaped steel sheet pile two ends, and described round bar is isometric with U-shaped steel sheet pile, and they are a diameter of 30～50mm years old.
A piece steel pipe of each welding in described H profile steel two end section；Having a groove, the groove width of described groove on described steel pipe transverse cross section is 15～25mm, and the notch of described groove is welded with antipriming, and described antipriming is made up of guide groove, watertight rubber bar.
Described UH building enclosure is semipermanent structure, can reuse after extracting.
Described H profile steel is welded with the end face of steel pipe and presets two bolt holes.
Described is semipermanent structure to support, angle brace, umbrella-type support, repeatable utilization, described to foundation ditch, support, angle brace, umbrella-type support can be applied pretightning force by the intelligent regulating system of himself；Described intelligent regulating system is made up of microcomputer control unit, hydraulic control unit, input signal cable, output signal line, valve control unit.
Compared with prior art, its advantage has:
1. using dismountable steel structure to build, conduct oneself with dignity little, assembling and disassembling is convenient, and construction technology is simple, repeatable utilization；
2. foundation pit enclosure uses UH structure, it is not necessary to water and cement auxiliary construction, mud-less pollution；
3. going along with sb. to guard him and support and be made up of all steel, construction efficiency is fast, cement-free curing time, add concrete support technique with engineering method stake compared with, the duration can shorten 50%；
4., compared with adding concrete support technique with engineering method stake, cost about can reduce by 15%；
5., compared with digging technique with after the first support of concrete support, native system can be accomplished, with digging with support, to apply pretightning force according to earth excavation progress, effectively controls foundation ditch deformation of wall；
Accompanying drawing explanation
Fig. 1 is that foundation pit enclosure supports schematic diagram
1UH building enclosure 2 is to supportting 3 umbrella-type support 4 angle brace 5 intermediate supports shaped steel
Fig. 2 is UH building enclosure schematic diagram
6U shaped steel plate pile 7 round bar 8 steel pipe 9H shaped steel 10 groove 11 antipriming
Fig. 3 fish-bellied type supports figure
12 drag-lines
Fig. 4 bolt connects figure
14 bolt 15 nuts
Fig. 5 skirt piles machine figure
13 skirt piles machine 16 static press devices
Fig. 6 antipriming figure
17 guide groove 18 watertight rubbers
Fig. 7 intelligent regulating system
19 microcomputer control unit 20 hydraulic control unit 21 input signal cable 22 output signal lines
23 valve control unit
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.The present embodiment is implemented premised on technical solutions of the utility model, gives detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Embodiment
As it is shown in figure 1, one can be recycled, built-up type all-steel foundation pit enclosure support system, this foundation pit enclosure support system is by UH building enclosure 1, combine support 2, angle brace 4, umbrella-type support 3.Described foundation pit enclosure support system includes UH building enclosure 1, described UH building enclosure 1 is combined by one piece of U-shaped steel sheet pile 6 and H profile steel 9, a round bar 7 is respectively welded at described U-shaped steel sheet pile 6 two ends, a piece steel pipe 8 of each welding in described H profile steel 9 one end section, described steel pipe 8 lateral cross section has opened a groove 10, described notch is welded with antipriming 11, described U-shaped steel sheet pile 6 is embedded in H profile steel 9 by the groove 10 on steel tube section, and the end face that described H profile steel 6 is welded with steel pipe presets two bolt holes；Described to support 2 and angle brace 4 be fastened in UH building enclosure 1 by intermediate supports shaped steel 5 bolt；Described umbrella-type support 3 is fastened in UH building enclosure 1 by intermediate supports shaped steel 5 bolt, and drag-line 12 two ends in umbrella-type support 3 are separately fixed on angle brace 4 and the fulcrum force to support 2.
Described in the utility model can be recycled, built-up type all-steel foundation pit enclosure support system uses skirt piles machine 13 to construct, and it concretely comprises the following steps:
1) smooth construction site, releases full pattern according to construction drawing；
2) brushing anti-friction composition at H profile steel 9, U-shaped steel sheet pile 6 pile body in advance, steel pipe 8 inwall being welded on H profile steel 9 is uniformly brushed the sealing material such as Colophonium, foaming agent, H profile steel bolt hole is put on bolt, bolt 14 pre-load nut 15；
3) remote pilot skirt piles machine 13 moves to position to be onstructed, starts Power Component, and the H profile steel 9 in step 2 is winched in skirt piles machine static press device 16 by skirt piles machine arm；
4) remote pilot starts static press device 16 on skirt piles machine, and above-mentioned H profile steel 9 is depressed into designed elevation；
5) repeating step 2, step 3, second H profile steel 9 is depressed into designed elevation by step 4；
6) remote pilot skirt piles machine 13 shifts, rotate skirt piles machine 13 arm and the U-shaped steel sheet pile 6 in step 2 is winched in skirt piles machine 13 static press device 16, above-mentioned U-shaped steel sheet pile 6 alignment is welded on the groove 10 in steel pipe 8 cross section of H profile steel 9, on U-shaped steel sheet pile 6, the round bar 7 of welding requires to be stuck in the endoporus of above-mentioned H profile steel 9 steel pipe 8, remote pilot starts skirt piles machine static press device 16, by above-mentioned U-shaped steel plate, 6 press-in ground are until designed elevation；
7) step 2, step 3, step 4, step 5, step 6 are repeated until completing the bracing engineering of whole foundation ditch；
8) excavation of foundation pit is the most exposed to the bolt 14 of pre-installation in H profile steel 9, turns on nut 15, is arranged in H profile steel 9 by intermediate supports shaped steel 5, and locking nut 15；
9) angle brace 4 is fixed by bolts to above intermediate supports shaped steel 5, multiple tracks angle brace 4 can be arranged according to the size of foundation ditch；
10) will support 2 be fixed by bolts to above intermediate supports shaped steel 5, can arrange that multiple tracks is to support 5 according to the size of foundation ditch；
11) umbrella-type support 3 is arranged on angle brace 4 and to supportting between 3, it is fastened on above intermediate supports shaped steel 5 with bolt, zip 12 two ends on umbrella-type support 3 are separately fixed on angle brace 4 and the fulcrum force to support 2, can arrange multiple tracks umbrella-type support 3 according to the size of foundation ditch.
12) step 8, step 9, step 10, step 11 are repeated until completing the propping works of whole foundation ditch.
13) detection of later stage foundation pit deformation controls; open the intelligent regulating system in support 2, angle brace 4, umbrella-shaped brace 3; the each fulcrum force of foundation ditch feeds back to microcomputer control unit 19 by input signal cable 20; microcomputer control unit 19 sends control instruction to hydraulic control unit 20; be conducted to valve control unit 23 through output signal line 22, thus regulation to support 2, angle brace 4, umbrella-shaped brace 3 support force to prevent foundation pit deformation and to guarantee the safety of foundation ditch.
14) cost and duration relative analysis
Cost comparisons
For the 80 long foundation ditches of linear meter(lin.m.), using engineering method stake+concrete support, by calculation of price of constructing in construction market, price of per meter probably needs to spend 1.27 ten thousand yuan；Using all steel to go along with sb. to guard him support system, calculate according to steel value of leass on market, on the basis of 6 rent per months, price of per meter probably needs to spend 1.08 ten thousand yuan；Two kinds of technics comparing, all steel goes along with sb. to guard him support system price of per meter than engineering method stake+concrete support technique cost-effective about 15%.
Duration contrasts
For the 80 long foundation ditches of linear meter(lin.m.), using engineering method stake, construct every day 15 H profile steel by every machine, general need 7 days, concrete support construction and maintenance probably need 25 days, and total lever factor probably needs 32 days；Using all steel to go along with sb. to guard him support system, UH building enclosure is by constructing 30 every day, assembled to support, angle brace, umbrella-shaped brace, needs of general duration 15 days；Two kinds of technics comparing, all steel goes along with sb. to guard him the support system duration than engineering method stake+concrete support technique shortening about 50%.
Claims (6)
1. one kind can be recycled, built-up type all-steel foundation pit enclosure support system, this foundation pit enclosure support system is by UH building enclosure, intermediate supports shaped steel, combine support, angle brace, umbrella-type support, and described UH building enclosure is combined by one piece of U-shaped steel sheet pile and H profile steel；Described to support and angle brace by intermediate supports shaped steel, be fastened in UH building enclosure with bolt；Described umbrella-type support passes through intermediate supports shaped steel, is fastened in UH building enclosure with bolt, and the drag-line two ends in umbrella-type support are separately fixed on angle brace and the fulcrum force to support.
The most according to claim 1 can be recycled, built-up type all-steel foundation pit enclosure support system, it is characterised in that a round bar is respectively welded at described U-shaped steel sheet pile two ends, and described round bar is isometric with U-shaped steel sheet pile, and they are a diameter of 30～50mm years old.
The most according to claim 1 can be recycled, built-up type all-steel foundation pit enclosure support system, it is characterised in that a piece steel pipe of each welding in described H profile steel two end section；Having a groove, the groove width of described groove on described steel pipe transverse cross section is 15～25mm, and the notch of described groove is welded with antipriming, and described antipriming is made up of guide groove, watertight rubber bar.
The most according to claim 1 can be recycled, built-up type all-steel foundation pit enclosure support system, it is characterised in that described UH building enclosure is semipermanent structure, can reuse after extracting.
The most according to claim 1 can be recycled, built-up type all-steel foundation pit enclosure support system, it is characterised in that described H profile steel is welded with the end face of steel pipe and presets two bolt holes.
The most according to claim 1 can be recycled, built-up type all-steel foundation pit enclosure support system, it is characterized in that, described is semipermanent structure to support, angle brace, umbrella-type support, repeatable utilization, described can apply pretightning force by the intelligent regulating system of himself to foundation ditch to support, angle brace, umbrella-type support；Described intelligent regulating system is made up of microcomputer control unit, hydraulic control unit, input signal cable, output signal line, valve control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620106633.5U CN205421274U (en) | 2016-02-02 | 2016-02-02 | Braced system is gone along with sb. to guard him to circulated use, pin -connected panel all steel foundation ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620106633.5U CN205421274U (en) | 2016-02-02 | 2016-02-02 | Braced system is gone along with sb. to guard him to circulated use, pin -connected panel all steel foundation ditch |
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| CN205421274U true CN205421274U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620106633.5U Active CN205421274U (en) | 2016-02-02 | 2016-02-02 | Braced system is gone along with sb. to guard him to circulated use, pin -connected panel all steel foundation ditch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023018A (en) * | 2016-02-02 | 2017-08-08 | 上海城地建设股份有限公司 | Can be recycled, built-up type all-steel foundation pit enclosure support system and its construction method |
-
2016
- 2016-02-02 CN CN201620106633.5U patent/CN205421274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023018A (en) * | 2016-02-02 | 2017-08-08 | 上海城地建设股份有限公司 | Can be recycled, built-up type all-steel foundation pit enclosure support system and its construction method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201806, B, Lane 518, Lane 1, Heng Yong Road, Shanghai, Jiading District 502-1 Co-patentee after: SHANGHAI CHENGDI ROCK-SOIL DESIGN Co.,Ltd. Patentee after: Shanghai chengdixiangjiang Data Technology Co.,Ltd. Address before: 201806, B, Lane 518, Lane 1, Heng Yong Road, Shanghai, Jiading District 502-1 Co-patentee before: SHANGHAI CHENGDI ROCK-SOIL DESIGN Co.,Ltd. Patentee before: SHANGHAI CHENGDI CONSTRUCTION Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |