CN104047286A - Explosive-type hollow pointed pile - Google Patents
Explosive-type hollow pointed pile Download PDFInfo
- Publication number
- CN104047286A CN104047286A CN201410074200.1A CN201410074200A CN104047286A CN 104047286 A CN104047286 A CN 104047286A CN 201410074200 A CN201410074200 A CN 201410074200A CN 104047286 A CN104047286 A CN 104047286A
- Authority
- CN
- China
- Prior art keywords
- stake
- cylinder
- pile
- hollow pointed
- explosion type
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses an explosive-type hollow pointed pile, which comprises a pile cylinder 4, wherein the bottom of the pile cylinder 4 is hinged with a group of drill tip valves through a hinged rod 2, and the drill tip valves are uniformly distributed around the bottom of the pile cylinder; the lower part of the inner side of each drill tip valve is provided with a hinge ball 13, and the hinge ball 13 is connected with an explosive pushing device arranged at the bottom of the pile cylinder 4. The explosive-type hollow pointed pile provided by the invention has the advantages of simple structure, reasonable structure, ideal pile-forming effect, safety and reliability, and can solve the problems that under complex geological conditions, the pile drilling is difficult, a pile foundation is instable, and the bearing capacity is lower. A hard soil layer or stone below the pile cylinder can be exploded by a cartridge, and then the top of the pile cylinder is driven until the file is formed, and finally concrete is poured. The explosive-type hollow pointed pile provided by the invention has a simple and feasible process.
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 the requirement to highrise building is more and more higher in recent years, and also when the river rises the boat goes up thereupon for construction quality and the supporting capacity etc. thereof of pile foundation.Generally have to press to fill with and penetrate slurry expanded bore pile, press and fill with rotary-jetting bottom-expanding pile, press to fill with and expand end agitation pile etc., but the construction technology of these pile foundations is generally all comparatively complicated, program is more, and the bearing capacity of pile foundation texts after pile is also not obvious.Builing industry for simple and easy effective piling method and construction technology thereof still in constantly exploring.Effectively to solve under 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, to solve under 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 is hinged through hinge bar and one group of apex point flap valve; Each apex point flap valve is along stake cylinder bottom circumference uniform distribution; Each apex point flap valve lower inside is provided with hinge ball; Hinge ball is connected with the blast thrust unit that is located at stake cylinder bottom.
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 being fixedly connected with stake cylinder inwall and the sliding panel being slidably connected with stake cylinder inwall; Fixed head and sliding panel are equipped with the blasting charge; Sliding panel bottom is provided with push rod, and 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, the present invention is simple in structure, and structure rationally; Can solve under complex geological condition, bore stake difficulty, pile foundation is unstable, the problem that supporting capacity is lower; Pile-forming effect ideal, safe and reliable; Adopt the hollow pointed stake of explosion type of the present invention, can be first explode hard soil layer or the stone in pine stake cylinder below by the blasting charge, and then impact stake cylinder top until pile, last concrete perfusion, technique simple possible of the present invention.
Brief description of the drawings
fig. 1 is structural representation of the present invention;
fig. 2 is the present invention's pre-structure schematic diagram that explodes;
fig. 3 is blast thrust unit structural representation (apex point flap valve open configuration);
fig. 4 is the sliding panel structural representation (apex point flap valve rounding state) that do not glide.
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 bottoms are hinged through hinge bar 2 and one group of apex point flap valve; Each apex point flap valve 1 is along stake cylinder bottom circumference uniform distribution; Each apex point flap valve 1 lower inside is provided with hinge ball 13; Hinge ball 13 is connected with the blast thrust unit that is located at stake cylinder 4 bottoms.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 being fixedly connected with stake cylinder 4 inwalls and the sliding panel 5 being slidably connected with stake cylinder 4 inwalls; Fixed head 7 is equipped with the blasting charge 6 with sliding panel 5; Sliding panel 5 bottoms are provided with push rod 3, and push rod 3 bottoms are 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 11, one groups of rollers 11 of one group of roller.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 ends makes it open certain angle.Carry out again further hammering pile foundation top, make the complete pile of pile foundation, then concreting.
Claims (9)
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 along stake cylinder bottom circumference uniform distribution; Each apex point flap valve (1) lower inside is provided with hinge ball (13); Hinge ball (13) is connected with the blast thrust unit that is located at stake cylinder (4) bottom.
2. the hollow pointed stake of explosion type according to claim 1, is characterized in that: described stake cylinder (4) is for cylindric, and the internal diameter of cylinder is 5～10 centimetres, and the thickness of cylinder is 3～5 millimeters.
3. the hollow pointed stake of explosion type according to claim 1, is characterized in that: described blast thrust unit comprises the fixed head (7) being fixedly connected with stake cylinder (4) inwall and the sliding panel (5) being slidably connected with stake cylinder (4) inwall; Fixed head (7) is equipped with the blasting charge (6) with 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).
4. the hollow pointed stake of explosion type according to claim 2, is characterized in that: the length of described push rod (3) is 30～150 centimetres.
5. the hollow pointed stake of explosion type according to claim 3, is characterized in that: described baffle plate (10) is disc, and thickness is 5～10 millimeters, and diameter is 5～10 centimetres.
6. the hollow pointed stake of explosion type according to claim 3, is characterized in that: the length of described pole (12) is 20～80 centimetres.
7. the hollow pointed stake of explosion type according to claim 3, is characterized in that: the described blasting charge (6) is provided with electrical fuze, electrical fuze with ignite wire (9) and be connected, the through wires hole (8) of ignition wire (9) on fixed head (7) drawn.
8. the hollow pointed stake of explosion type according to claim 7, is characterized in that: the diameter of described through wires hole (8) is 2～5 millimeters.
9. 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 true CN104047286A (en) | 2014-09-17 |
| CN104047286B CN104047286B (en) | 2016-04-27 |
Family
ID=51500657
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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024562A (en) * | 2018-10-29 | 2018-12-18 | 中南大学 | A kind of long prefabricated tubular pile of major diameter and its construction method of classification propulsion |
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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024562A (en) * | 2018-10-29 | 2018-12-18 | 中南大学 | A kind of long prefabricated tubular pile of major diameter and its construction method of classification propulsion |
| CN109024562B (en) * | 2018-10-29 | 2024-03-15 | 中南大学 | Graded-propulsion large-diameter long prefabricated pipe pile and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104047286B (en) | 2016-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202031482U (en) | Square piston type anchoring and chambering drilling rig | |
| US20170298716A1 (en) | Apparatus for more effectively extracting energy resources from underground reservoirs and a method for manufacturing the same | |
| CN102031775B (en) | Construction technology of drilled pile in hard oblique rocks by medium hole blasting | |
| CN203729296U (en) | Explosive-type hollow pointed pile | |
| CN204552620U (en) | A kind of reaming bit | |
| CN106087984A (en) | A kind of deformed bar cage and the construction method of a kind of abnormity uplift pile | |
| CN104074458A (en) | Drilled pile graded casing drilling perforating method | |
| CN106246184A (en) | A kind of recovery method of half-edge coal seam | |
| CN107130945A (en) | A kind of rupture disk perforated casing box cupling device | |
| CN110319739B (en) | Blasting dynamic compaction linkage device | |
| CN104594339B (en) | The construction method of concrete-pile | |
| CN104047286B (en) | The hollow pointed stake of a kind of explosion type | |
| CN107100598B (en) | Perforation dampening arrangement | |
| CN206090541U (en) | Impact holing's construction equipment | |
| CN105423831A (en) | Conical building superposition type in-situ control and detonating dismounting method | |
| CN202559338U (en) | Screwing pile using air | |
| CN106567710A (en) | Rapid coal uncovering method with effects of uniform pressure releasing and integrated collapse | |
| CN205537376U (en) | Deep hole blasting charging means | |
| CN103374911A (en) | Large-diameter drilled pile hard-rock construction method | |
| CN102927863B (en) | A kind of new method of total rock tunnel blasting construction | |
| CN105040693A (en) | End expanding type anti-floating anchor rod | |
| CN101709939B (en) | Initiation method of deep hole blasting for dismounting building | |
| CN109853534A (en) | A kind of strength core pedestal pile constructing process | |
| CN204495214U (en) | Detonator big gun line fixture | |
| CN205138349U (en) | Spring contraction type detonator big gun line fixing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20170303 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |