CN105625420A - Extension type manual hole digging pile support structure and construction method thereof - Google Patents
Extension type manual hole digging pile support structure and construction method thereof Download PDFInfo
- Publication number
- CN105625420A CN105625420A CN201610136595.2A CN201610136595A CN105625420A CN 105625420 A CN105625420 A CN 105625420A CN 201610136595 A CN201610136595 A CN 201610136595A CN 105625420 A CN105625420 A CN 105625420A
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- China
- Prior art keywords
- steel plate
- connection section
- bolt
- pile casting
- chute
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/66—Mould-pipes or other moulds
- E02D5/68—Mould-pipes or other moulds for making bulkheads or elements thereof
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention provides an extension type manual hole digging pile support structure and a construction method thereof. The extension type manual hole digging pile support structure comprises a steel plate, a bolt, a first connection part and a second connection part, wherein the first connection part and the second connection part are formed on the two opposite sides of the steel plate; the first connection part is provided with a bolt hole, and the second connection part is provided with a sliding groove; the first connection part and the second connection part are overlapped, so that the steel plate is rolled into a round pipe, the bolt hole and the sliding groove correspond in position, the bolt is inserted into the bolt hole and the sliding groove, and accordingly the first connection part and the second connection part are fixedly connected. By means of the extension type manual hole digging pile support structure and the construction method thereof, the operation of continuous excavation and support of artificial piles is achieved, hoisting of a protective barrel is not affected by the small pore diameter of an upper support body after the protective barrel extends, and the protective barrel can be put into a substratum directly; the excavation volume of earthwork is reduced since a support layer is thin.
Description
Technical field
The present invention relates to the realm of building construction, a kind of telescoping support with manually dug piles structure of specific design and constructional method thereof.
Background technology
In order to ensure construction safety in artificial digging pile process, preventing the hole wall soil body from caving in, cause personal injury accidents, conventional stake holes method for protecting support has Sheet Steel Form method, fixing steel pile casting, concrete guard ring etc. Sheet Steel Form method is digging a good Sheet Steel Form in stake holes, reinforcing mat after-pouring concrete guard wall is inserted in colligation, the supporting excavation earthwork and casting concrete amount are relatively big, can again will excavate after concrete initial set, can not operation continuously, the timed interval is long, easily causing hole prodelta clay water, the soil body north soft decrease in intensity of bubble affects again bottom supporting safety, uses and easily cause periphery ground to be out of shape in Udoll layer, owing to effect is lower, digging process easily produces stake holes and ground hidden danger; Fixing steel pile casting is only applicable to shallow-layer and is protected by the pile of stake mouth, space is often had to need between casing and soil layer fixing with anti-sinking on ground, if soil layer distortion cave in steel pile casting produce frictional resistance more energetically time again be difficult to sink, its main problem is only supporting aperture section, it is difficult to protection to deep, especially strengthening construction under basis is difficult to implement; Concrete guard ring is suitable with above-mentioned fixing steel pile casting technique, digging process sinks by deadweight, if ground soil layer wets, soft distortion concrete guard ring is just difficult to sink to continuing operation by locking, technique is heavy, soil around pile disturbance is bigger, easily seep water along gap and slip soil and draw the distortion of body prop and tilt, more deeply, slightly weak earthen foundation reinforce and pore digging be difficult to adopt, in reinforcing engineering, difficulty of construction is also bigger under the foundation. Therefore, seeking a kind of efficient, economical and practical, convenient operation, the secure support with manually dug piles method of safety becomes the technical problem being badly in need of solving.
Therefore, it is necessary to provide a kind of telescoping support with manually dug piles structure and constructional method thereof.
Summary of the invention
It is an object of the invention to provide a kind of telescoping support with manually dug piles structure and constructional method thereof.
The technical scheme of the present invention is as follows:
A constructional method for telescoping support with manually dug piles, comprises the steps:
Step (1), measuring stake position, by design position stake holes;
Step (2), according to stake holes diameter, scalable scope, supporting height calculate determine plate size, cutting steel plate;
Step (3), make bolt hole and chute in the two opposite sides of steel plate, and mark solder joint position;
Step (4), with plate bending rolls, above-mentioned roll of steel plate being shaped as steel pile casting, the diameter of steel pile casting is greater than stake holes diameter, Telescopic Fixed to meet;
Step (3), weld position place weld nut, by have chute be placed in inner side, along chute inserting bolt, check chute size, twice bolt is stretched smooth and easy along chute; Fix stand-by with the bolt of band nut after steel pile casting is first shunk;
Step (4), install in hole shrink fixing after steel pile casting: predetermined position in lifting steel pile casting to stake holes, placed in the middle vertical, unclamping bolt, steel pile casting tightens bolt after relying on its elasticity to be flared to predetermined diameter again, has fixed steel pile casting with reinforcing bar along the borehole wall;
Step (5), steel pile casting surrounding gap-fill dry sand ash, filling edge, limit steel pile casting inwall knock make dry sand ash contact closely with supporting stratum;
Step (6), along the bottom of foundation steel pile casting insert two plastic catheter, the mouth of pipe is caused ground;
Step (7), in steel pile casting casting concrete, stop when building to basis about 0.5m building and vibration compacting, after initial set, carry out second time build, concrete is real to plug in the groove of hole, by conduit discharge section air;
After step (8), exhaust are not exclusively or concrete secondary shrinks, form certain space under the foundation, slip casting is carried out along a wherein grouting pipe with slip casting machine, air is discharged from another root conduit, when namely injecting cement paste fills after flowing out, second pulp feeding again after initial set, it is ensured that closely knit between basis and casting concrete;
Step (9), on request with backfill soil ram fill out hole groove.
A kind of telescoping support with manually dug piles structure, comprise steel plate, bolt, the first connection section being formed at described steel plate two opposite sides and the 2nd connection section, described first connection section is formed with bolt hole, described 2nd connection section is formed with chute, described first connection section and folded the establishing of described 2nd connection section make described steel plate enclose volume formation circle pipe, described bolt hole and described runner position are corresponding, described bolt inserts described bolt hole and described chute, and described first connection section is fixedly connected with the 2nd connection section.
Preferably, described steel plate is rectangular steel plates, and described first connection section and described 2nd connection section lay respectively at the both sides in described steel plate length direction, and described chute is arranged along the length bearing of trend of described steel plate.
Preferably, described steel plate thickness is 2-3mm.
Preferably, also comprising conduit, described conduit is located at described steel plate and is enclosed in the circle pipe that volume formed and the length of described conduit is greater than the width of described steel plate.
Preferably, the quantity of described conduit is two.
Preferably, described conduit is plastics airway.
Preferably, described first connection section and the 2nd connection section lay respectively at outside and the inner side of described round pipe.
Preferably, also comprising nut, described nut is welded in described bolt hole.
The useful effect of the present invention is: the present invention utilizes telescoping support with manually dug piles structure and constructional method thereof, it is achieved that the artificial continuous excavation supporting operation of stake, and lifting after casing is flexible does not affect by prop aperture, top is little, can directly under enter understratum; Prop up sheath thin, decrease earth volume excavation amount; Can with the timely supporting of excavation by power, overcome that earth excavation amount is big, formwork supporting plate casting concrete amount is big, personal security hidden danger is many, presetting period length is difficult to continuous excavation supporting in hole defect, decrease the disturbance to the supporting soil body, be conducive to stake holes and ground safety; Dry sand ash is convenient to fill gap and closely knit, can absorb hole wall moisture, hardening soil property, waterproof can improve intensity again after solidifying; The method convenient operation, quick construction is efficient, and safe and reliable, comprehensive cost is cheap; In addition due to when foundation bottom casting concrete air be difficult to discharge completely, often form the hidden danger such as space, be vented slip casting again by plug in conduit, by irregular space or gap filling, reach and build closely knit good consolidation effect.
Accompanying drawing explanation
Fig. 1 is the steel plate structure figure of a kind of telescoping support with manually dug piles structure of the present invention;
Fig. 2 is be a kind of telescoping support with manually dug piles structural texture schematic diagram of the present invention;
Fig. 3 is the sectional view of Fig. 2 along line A-A.
Embodiment
Below in conjunction with drawings and embodiments, the invention will be further described.
Refer to Fig. 1 to Fig. 3, described telescoping support with manually dug piles structure comprises nut 1, conduit 2, steel plate 3, bolt 4, it is formed at the first connection section 5 and the 2nd connection section 6 of described steel plate 3 two opposite sides, described first connection section 5 is formed with bolt hole 51, described 2nd connection section 6 is formed with chute 61, described first connection section 5 and folded the establishing of described 2nd connection section 6 make described steel plate 3 enclose volume formation circle pipe, described bolt hole 51 and described chute 61 position are corresponding, described bolt 4 inserts described bolt hole 51 and described chute 61, described first connection section 5 is fixedly connected with the 2nd connection section 6, described nut 1 is welded in described bolt hole 51.
Described steel plate 3 is rectangle steel plate, and described first connection section 5 and described 2nd connection section 6 lay respectively at the both sides of described steel plate 3 length direction, and described chute 61 is arranged along the length bearing of trend of described steel plate 3.
In the present embodiment, described steel plate 3 thickness is 2-3mm.
Described conduit 2 is located at described steel plate 3 and is enclosed in the circle pipe that volume formed and the length of described conduit 2 is greater than the width of described steel plate 3, and concrete, the quantity of described conduit 2 is two; Described conduit 2 is plastics airway.
Described first connection section 5 and the 2nd connection section 6 lay respectively at outside and the inner side of described round pipe.
The present invention also provides the constructional method of a kind of telescoping support with manually dug piles, comprises the steps:
Step (1), measuring stake position, by design position stake holes;
Step (2), according to stake holes diameter, scalable scope, supporting height calculate determine steel plate 3 size, cutting steel plate 3;
Step (3), make bolt 4 hole and chute 61 in the two opposite sides of steel plate 3, and mark solder joint position;
Step (4), with plate bending rolls, above-mentioned steel plate 3 being rolled into formation steel pile casting, the diameter of steel pile casting is greater than stake holes diameter, Telescopic Fixed to meet;
Step (3), weld position place weld nut 1, by have chute 61 be placed in inner side, along chute 61 inserting bolt 4, check chute 61 size, make twice bolt 4 stretch smooth and easy along chute 61; Fix stand-by with the bolt 4 of band nut after steel pile casting is first shunk;
Step (4), install in hole shrink fixing after steel pile casting: predetermined position in lifting steel pile casting to stake holes, placed in the middle vertical, unclamping bolt 4, steel pile casting tightens bolt 4 after relying on its elasticity to be flared to predetermined diameter again, has fixed steel pile casting with reinforcing bar along the borehole wall;
Height according to described stake holes, stacking can arrange multiple described steel pile casting.
Step (5), at the gap-fill dry sand ash 8 of steel pile casting surrounding, filling edge, limit steel pile casting inwall knocks and makes dry sand ash 8 contact closely with supporting stratum 7;
Step (6), along basic 10 bottom surfaces steel pile casting insert two plastic catheter 2, the mouth of pipe is caused ground;
Step (7), in steel pile casting casting concrete 9, build and stop building and vibration compacting to during the 10 times about 0.5m in basis, after initial set, carry out second time build, concrete 9 is real to plug in the groove of hole, by conduit 2 discharge section air;
After step (8), exhaust are not exclusively or concrete shrinks for 9 two times, certain space is formed 10 times on basis, slip casting is carried out along a wherein grouting pipe 2 with slip casting machine, air is discharged from another root conduit 2, when namely injecting cement paste 11 fills after flowing out, second pulp feeding again after initial set, it is ensured that closely knit between basis 10 and casting concrete 9;
Step (9), on request with backfill soil 12 ram fill out hole groove.
Above-described is only embodiments of the present invention, and at this it is noted that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, it is also possible to make improvement, but these all belong to protection scope of the present invention.
Claims (9)
1. the constructional method of a telescoping support with manually dug piles, it is characterised in that: comprise the steps:
Step (1), measuring stake position, by design position stake holes;
Step (2), according to stake holes diameter, scalable scope, supporting height calculate determine plate size, cutting steel plate;
Step (3), make bolt hole and chute in the two opposite sides of steel plate, and mark solder joint position;
Step (4), with plate bending rolls, above-mentioned roll of steel plate being shaped as steel pile casting, the diameter of steel pile casting is greater than stake holes diameter, Telescopic Fixed to meet;
Step (3), weld position place weld nut, by have chute be placed in inner side, along chute inserting bolt, check chute size, twice bolt is stretched smooth and easy along chute; Fix stand-by with the bolt of band nut after steel pile casting is first shunk;
Step (4), install in hole shrink fixing after steel pile casting: predetermined position in lifting steel pile casting to stake holes, placed in the middle vertical, unclamping bolt, steel pile casting tightens bolt after relying on its elasticity to be flared to predetermined diameter again, has fixed steel pile casting with reinforcing bar along the borehole wall;
Step (5), steel pile casting surrounding gap-fill dry sand ash, filling edge, limit steel pile casting inwall knock make dry sand ash contact closely with supporting stratum;
Step (6), along the bottom of foundation steel pile casting insert two plastic catheter, the mouth of pipe is caused ground;
Step (7), in steel pile casting casting concrete, stop when building to basis about 0.5m building and vibration compacting, after initial set, carry out second time build, concrete is real to plug in the groove of hole, by conduit discharge section air;
After step (8), exhaust are not exclusively or concrete secondary shrinks, form certain space under the foundation, slip casting is carried out along a wherein grouting pipe with slip casting machine, air is discharged from another root conduit, when namely injecting cement paste fills after flowing out, second pulp feeding again after initial set, it is ensured that closely knit between basis and casting concrete;
Step (9), on request with backfill soil ram fill out hole groove.
2. a telescoping support with manually dug piles structure, it is characterized in that, comprise steel plate, bolt, the first connection section being formed at described steel plate two opposite sides and the 2nd connection section, described first connection section is formed with bolt hole, described 2nd connection section is formed with chute, described first connection section and folded the establishing of described 2nd connection section make described steel plate enclose volume formation circle pipe, described bolt hole and described runner position are corresponding, described bolt inserts described bolt hole and described chute, and described first connection section is fixedly connected with the 2nd connection section.
3. telescoping support with manually dug piles according to claim 2 structure, it is characterized in that: described steel plate is rectangular steel plates, described first connection section and described 2nd connection section lay respectively at the both sides in described steel plate length direction, and described chute is arranged along the length bearing of trend of described steel plate.
4. telescoping support with manually dug piles according to claim 2 structure, it is characterised in that: described steel plate thickness is 2-3mm.
5. telescoping support with manually dug piles according to claim 3 structure, it is characterised in that: also comprising conduit, described conduit is located at described steel plate and is enclosed in the circle pipe that volume formed and the length of described conduit is greater than the width of described steel plate.
6. telescoping support with manually dug piles according to claim 5 structure, it is characterised in that: the quantity of described conduit is two.
7. telescoping support with manually dug piles according to claim 5 structure, it is characterised in that: described conduit is plastics airway.
8. telescoping support with manually dug piles according to claim 2 structure, it is characterised in that: described first connection section and the 2nd connection section lay respectively at outside and the inner side of described round pipe.
9. telescoping support with manually dug piles according to claim 8 structure, it is characterised in that: also comprising nut, described nut is welded in described bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610136595.2A CN105625420B (en) | 2016-03-10 | 2016-03-10 | A kind of extension type support with manually dug piles construction and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610136595.2A CN105625420B (en) | 2016-03-10 | 2016-03-10 | A kind of extension type support with manually dug piles construction and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105625420A true CN105625420A (en) | 2016-06-01 |
| CN105625420B CN105625420B (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610136595.2A Expired - Fee Related CN105625420B (en) | 2016-03-10 | 2016-03-10 | A kind of extension type support with manually dug piles construction and its construction method |
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| CN (1) | CN105625420B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100165A (en) * | 2017-06-08 | 2017-08-29 | 中交第二航务工程勘察设计院有限公司 | A kind of drilled pile solution cavity leak stopping elastic steel cylinder and its operating method |
| CN110777787A (en) * | 2019-10-18 | 2020-02-11 | 中铁十局集团第一工程有限公司 | Method for preventing drilled pile from collapsing by automatically bouncing steel casing |
| CN111172984A (en) * | 2020-02-17 | 2020-05-19 | 中冶建工集团有限公司 | Manual hole digging pile dado template convenient to use |
| CN111733964A (en) * | 2020-07-02 | 2020-10-02 | 广东茂东实业发展有限公司 | Sewage draining device for sewer pipe |
| CN111794205A (en) * | 2020-07-04 | 2020-10-20 | 四川航天建筑工程有限公司 | Anti-collapse rotary digging pile construction device and construction method thereof |
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| US5079805A (en) * | 1991-02-20 | 1992-01-14 | T C Manufacturing Co., Inc. | Fastener for protective sleeves |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100165A (en) * | 2017-06-08 | 2017-08-29 | 中交第二航务工程勘察设计院有限公司 | A kind of drilled pile solution cavity leak stopping elastic steel cylinder and its operating method |
| CN110777787A (en) * | 2019-10-18 | 2020-02-11 | 中铁十局集团第一工程有限公司 | Method for preventing drilled pile from collapsing by automatically bouncing steel casing |
| CN111172984A (en) * | 2020-02-17 | 2020-05-19 | 中冶建工集团有限公司 | Manual hole digging pile dado template convenient to use |
| CN111733964A (en) * | 2020-07-02 | 2020-10-02 | 广东茂东实业发展有限公司 | Sewage draining device for sewer pipe |
| CN111794205A (en) * | 2020-07-04 | 2020-10-20 | 四川航天建筑工程有限公司 | Anti-collapse rotary digging pile construction device and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105625420B (en) | 2018-02-02 |
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Granted publication date: 20180202 Termination date: 20200310 |