CN104047286B - The hollow pointed stake of a kind of explosion type - Google Patents
The hollow pointed stake of a kind of explosion type Download PDFInfo
- Publication number
- CN104047286B CN104047286B CN201410074200.1A CN201410074200A CN104047286B CN 104047286 B CN104047286 B CN 104047286B CN 201410074200 A CN201410074200 A CN 201410074200A CN 104047286 B CN104047286 B CN 104047286B
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- Prior art keywords
- stake
- cylinder
- explosion type
- apex point
- flap valve
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Abstract
<b> the invention discloses the hollow pointed stake of a kind of explosion type.Comprise stake cylinder 4; Stake cylinder 4 bottom through hinge bar 2 and one group of apex point flap valve hinged; Each apex point flap valve 1 is uniform along stake cylinder lower circumference; Each apex point flap valve 1 lower inside is provided with hinge ball 13; Hinge ball 13 is connected with the blast thrust unit be located at bottom stake cylinder 4.Structure of the present invention is simple, and structure rationally; Under can solving complex geological condition, bore stake difficulty, pile foundation is unstable, the problem that supporting capacity is lower; Pile-forming effect is desirable, safe and reliable; Adopt the hollow pointed stake of explosion type of the present invention, first can explode hard soil layer or stone below loose stake cylinder by the blasting charge, and then impact stake cylinder top until pile, last concrete perfusion, present invention process simple possible.</b>
Description
Technical field
the present invention relates to the hollow pointed stake of a kind of explosion type, belong to the pile foundation technical field of building field.
Background technology
some technical measures such as pile-formation process of pile foundation are along with more and more higher to the requirement of highrise building in recent years, and also when the river rises the boat goes up thereupon for the construction quality of pile foundation and supporting capacity etc. thereof.Generally have pressure filling to penetrate slurry expanded bore pile, pressure fills with rotary-jetting bottom-expanding pile, and pressure is filled with and expanded end agitation pile etc., but the construction technology of these pile foundations is general all comparatively complicated, and the effects such as program is more, the bearing capacity of pile foundation after pile are not obvious.Builing industry for simple and easy effective piling method and construction technology thereof still in constantly exploring.Under effectively solving complex geological condition, bore stake difficulty, pile foundation is unstable, the problem that supporting capacity is lower.
Summary of the invention
the object of the invention is to, provide a kind of explosion type hollow pointed stake, under solving complex geological condition, bore stake difficulty, pile foundation is unstable, the problem that supporting capacity is lower.
technical scheme of the present invention:
the hollow pointed stake of a kind of explosion type, comprises stake cylinder; Stake cylinder bottom through hinge bar and one group of apex point flap valve hinged; Each apex point flap valve is uniform along stake cylinder lower circumference; Each apex point flap valve lower inside is provided with hinge ball; Hinge ball is connected with the blast thrust unit be located at bottom stake cylinder.
in the hollow pointed stake of aforementioned explosion type, described stake cylinder is cylindric, and the internal diameter of cylinder is 5 ~ 10 centimetres, and the thickness of cylinder is 3 ~ 5 millimeters.
in the hollow pointed stake of aforementioned explosion type, described blast thrust unit comprises the fixed head be fixedly connected with stake cylinder inwall and the sliding panel be slidably connected with stake cylinder inwall; Fixed head and sliding panel are equipped with the blasting charge; Be provided with push rod bottom sliding panel, push rod bottom is provided with baffle plate, and baffle plate is provided with one group of roller, and one group of roller is through the hinge ball-joint of one group of pole and apex point flap valve lower inside.
in the hollow pointed stake of aforementioned explosion type, the length of described push rod is 30 ~ 150 centimetres.
in the hollow pointed stake of aforementioned explosion type, described baffle plate is disc, and thickness is 5 ~ 10 millimeters, and diameter is 5 ~ 10 centimetres.
in the hollow pointed stake of aforementioned explosion type, the length of described pole is 20 ~ 80 centimetres.
in the hollow pointed stake of aforementioned explosion type, the described blasting charge is provided with electrical fuze, and electrical fuze is connected with ignition wire, ignites the through wires hole of wire on fixed head and draws.
in the hollow pointed stake of aforementioned explosion type, the diameter of described through wires hole is 2 ~ 5 millimeters.
in the hollow pointed stake of aforementioned explosion type, described one group of apex point flap valve comprises 3 ~ 6 apex point flap valves.
compared with prior art, structure of the present invention is simple, and structure rationally; Under can solving complex geological condition, bore stake difficulty, pile foundation is unstable, the problem that supporting capacity is lower; Pile-forming effect is desirable, safe and reliable; Adopt the hollow pointed stake of explosion type of the present invention, first can explode hard soil layer or stone below loose stake cylinder by the blasting charge, and then impact stake cylinder top until pile, last concrete perfusion, present invention process simple possible.
Accompanying drawing explanation
fig. 1 is structural representation of the present invention;
fig. 2 is that the present invention is exploded pre-structure schematic diagram;
fig. 3 is blast thrust unit structural representation (apex point flap valve open configuration);
fig. 4 is that sliding panel does not glide structural representation (apex point flap valve rounding state).
being labeled as in accompanying drawing: 1-apex point flap valve, 2-hinge bar, 3-push rod, 4-stake cylinder, 5-sliding panel, the 6-blasting charge, 7-fixed head, 8-through wires hole, 9-ignite wire, 10-baffle plate, 11-roller, 12-pole, 13-hinge ball.
Detailed description of the invention
below in conjunction with drawings and Examples, the present invention is described in further detail, but not as any limitation of the invention.
the hollow pointed stake of a kind of explosion type, as depicted in figs. 1 and 2.Comprise stake cylinder 4; Stake cylinder 4 bottom through hinge bar 2 and one group of apex point flap valve hinged; Each apex point flap valve 1 is uniform along stake cylinder lower circumference; Each apex point flap valve 1 lower inside is provided with hinge ball 13; Hinge ball 13 is connected with the blast thrust unit be located at bottom stake cylinder 4.Stake cylinder 4 is cylindric, and the internal diameter of cylinder is 5 ~ 10 centimetres, and the thickness of cylinder is 3 ~ 5 millimeters.Described blast thrust unit as shown in Figure 3 and Figure 4.Comprise the fixed head 7 be fixedly connected with stake cylinder 4 inwall and the sliding panel 5 be slidably connected with stake cylinder 4 inwall; Fixed head 7 and sliding panel 5 are equipped with the blasting charge 6; Be provided with push rod 3 bottom sliding panel 5, push rod 3 bottom is provided with baffle plate 10, and it is hinged with the hinge ball 13 of apex point flap valve 1 lower inside through one group of pole 12 that baffle plate 10 is provided with one group of roller, 11, one group of roller 11.The length of push rod 3 is 30 ~ 150 centimetres.Baffle plate 10 is disc, and thickness is 5 ~ 10 millimeters, and diameter is 5 ~ 10 centimetres.The length of pole 12 is 20 ~ 80 centimetres.The blasting charge 6 is provided with electrical fuze, and electrical fuze is connected with ignition wire 9, ignites the through wires hole 8 of wire 9 on fixed head 7 and draws.The diameter of through wires hole 8 is 2 ~ 5 millimeters.One group of apex point flap valve 1 comprises 3 ~ 6 apex point flap valves 1.
the course of work of the present invention and principle
as shown in Figure 1, when after the preliminary pile of pile foundation, control the blasting charge 6 by ignition wire 9 and explode, sliding panel 5 is glided fast, promote push rod 3, push rod 3 drives roller 11 and pole 12 to move down, and now the outside apex point flap valve 1 that promotes of the hinge ball 13 of pole 12 other end makes it open certain angle.Carry out further hammering pile foundation top again, make the complete pile of pile foundation, then concreting.
Claims (7)
1. the hollow pointed stake of explosion type, comprises stake cylinder (4); It is characterized in that: stake cylinder (4) bottom is hinged through hinge bar (2) and one group of apex point flap valve; Each apex point flap valve (1) is uniform along stake cylinder lower circumference; Each apex point flap valve (1) lower inside is provided with hinge ball (13); Hinge ball (13) is connected with the blast thrust unit being located at stake cylinder (4) bottom; Described stake cylinder (4) is cylindric, and the internal diameter of cylinder is 5 ~ 10 centimetres, and the thickness of cylinder is 3 ~ 5 millimeters; Described blast thrust unit comprises the fixed head (7) be fixedly connected with stake cylinder (4) inwall and the sliding panel (5) be slidably connected with stake cylinder (4) inwall; The blasting charge (6) is housed between fixed head (7) and sliding panel (5); Sliding panel (5) bottom is provided with push rod (3), push rod (3) bottom is provided with baffle plate (10), baffle plate (10) is provided with one group of roller (11), and one group of roller (11) is hinged with the hinge ball (13) of apex point flap valve (1) lower inside through one group of pole (12).
2. the hollow pointed stake of explosion type according to claim 1, is characterized in that: the length of described push rod (3) is 30 ~ 150 centimetres.
3. the hollow pointed stake of explosion type according to claim 1, it is characterized in that: described baffle plate (10) is disc, thickness is 5 ~ 10 millimeters, and diameter is 5 ~ 10 centimetres.
4. the hollow pointed stake of explosion type according to claim 1, is characterized in that: the length of described pole (12) is 20 ~ 80 centimetres.
5. the hollow pointed stake of explosion type according to claim 1, is characterized in that: the described blasting charge (6) is provided with electrical fuze, and electrical fuze is connected with ignition wire (9), ignites through wires hole (8) extraction of wire (9) on fixed head (7).
6. the hollow pointed stake of explosion type according to claim 5, is characterized in that: the diameter of described through wires hole (8) is 2 ~ 5 millimeters.
7. the hollow pointed stake of explosion type according to claim 1, is characterized in that: described one group of apex point flap valve (1) comprises 3 ~ 6 apex point flap valves (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074200.1A CN104047286B (en) | 2014-03-03 | 2014-03-03 | The hollow pointed stake of a kind of explosion type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074200.1A CN104047286B (en) | 2014-03-03 | 2014-03-03 | The hollow pointed stake of a kind of explosion type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104047286A CN104047286A (en) | 2014-09-17 |
| CN104047286B true CN104047286B (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410074200.1A Expired - Fee Related CN104047286B (en) | 2014-03-03 | 2014-03-03 | The hollow pointed stake of a kind of explosion type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104047286B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024562B (en) * | 2018-10-29 | 2024-03-15 | 中南大学 | Graded-propulsion large-diameter long prefabricated pipe pile and construction method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1865602A (en) * | 2006-05-15 | 2006-11-22 | 刘汉龙 | Composite pile shoe structured device |
| CN2863894Y (en) * | 2006-02-23 | 2007-01-31 | 杨安平 | Valve type pile shoe |
| CN201031390Y (en) * | 2007-05-17 | 2008-03-05 | 同济大学 | Tools type enlarged footing plucking resistance pile |
| CN101235639A (en) * | 2008-02-18 | 2008-08-06 | 翟宇思 | Exploding expanding device for concrete filling pore bottom exploding expanding pile and pile forming method |
| CN102226344A (en) * | 2011-04-02 | 2011-10-26 | 中国石油大学(北京) | Pile shoe structure for retractable drilling platforms |
| CN202157324U (en) * | 2011-06-28 | 2012-03-07 | 武汉华威建筑桩工机械有限责任公司 | Pile tip dilator |
| CN202809604U (en) * | 2012-09-18 | 2013-03-20 | 渤海装备辽河重工有限公司 | Folding blade pile shoe for jack-up drilling platform |
| CN203729296U (en) * | 2014-03-03 | 2014-07-23 | 贵州中建建筑科研设计院有限公司 | Explosive-type hollow pointed pile |
-
2014
- 2014-03-03 CN CN201410074200.1A patent/CN104047286B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2863894Y (en) * | 2006-02-23 | 2007-01-31 | 杨安平 | Valve type pile shoe |
| CN1865602A (en) * | 2006-05-15 | 2006-11-22 | 刘汉龙 | Composite pile shoe structured device |
| CN201031390Y (en) * | 2007-05-17 | 2008-03-05 | 同济大学 | Tools type enlarged footing plucking resistance pile |
| CN101235639A (en) * | 2008-02-18 | 2008-08-06 | 翟宇思 | Exploding expanding device for concrete filling pore bottom exploding expanding pile and pile forming method |
| CN102226344A (en) * | 2011-04-02 | 2011-10-26 | 中国石油大学(北京) | Pile shoe structure for retractable drilling platforms |
| CN202157324U (en) * | 2011-06-28 | 2012-03-07 | 武汉华威建筑桩工机械有限责任公司 | Pile tip dilator |
| CN202809604U (en) * | 2012-09-18 | 2013-03-20 | 渤海装备辽河重工有限公司 | Folding blade pile shoe for jack-up drilling platform |
| CN203729296U (en) * | 2014-03-03 | 2014-07-23 | 贵州中建建筑科研设计院有限公司 | Explosive-type hollow pointed pile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104047286A (en) | 2014-09-17 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20170303 |