CN102947509A - A pile having a lower end that is openable/shuttable by a hinge - Google Patents
A pile having a lower end that is openable/shuttable by a hinge Download PDFInfo
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- CN102947509A CN102947509A CN2011800230332A CN201180023033A CN102947509A CN 102947509 A CN102947509 A CN 102947509A CN 2011800230332 A CN2011800230332 A CN 2011800230332A CN 201180023033 A CN201180023033 A CN 201180023033A CN 102947509 A CN102947509 A CN 102947509A
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- opening
- closing plate
- hinge
- main body
- central
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- 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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- 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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- 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
- E02D5/50—Piles comprising both precast concrete portions and concrete portions cast in situ
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/15—Geometrical or physical properties including at least a hinge
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The present invention relates to a pile, comprising: a tubular pile body (100); an open/shut plate (200) arranged so as to open/shut a lower opening of the pile body (100); a central main body hinge portion (110) arranged at the front end of the outer bottom of the pile body (100); a central connection member (310), one end of which is connected to the central main body hinge portion (110); a central open/shut plate hinge portion (210) to which the other end of the central connection member (310) is connected, and which is arranged deep inside the open/shut plate (200); a pair of side main body hinge portions (120) formed at either end sides of the outer bottom of the pile body (100); a pair of side connection members (320), one end of each of which is connected to the side main body hinge portions (120), respectively; and a pair of open/shut plate hinge portions (220) to which the other ends of the pair of side connection members (320) are connected, and which are formed farther than the central open/shut plate hinge portion (210) of the open/shut plate (200). The open/shut plate (200) opens/shuts by means of the hinged operation of the central connection member (310) and the pair of side connection members (320). Thus, the end-bearing capacity of the pile can be fully ensured (that is, the lower end of the pile is reliably immobilized) even when a pre-boring and partial driving construction method is applied, to thereby achieve a stable foundation structure and reduce construction costs.
Description
Technical field
The present invention relates to field of civil engineering, relate in more detail the structure of stake.
Background technology
Be used for forming on the ground the job practices of the stake of structure foundation, be divided into substantially plant-manufactured stake is placed reinforcing bar by the method for piling embedding with in boring, the method for cement is squeezed at the scene.
The former piling method will be used as stake in steel pipe or PHC stake that upper and lower side is formed with the tubular structure of peristome, and in the situation of stake of this structure of piling, sandy soil flow into by the peristome of lower end, the bottom surface, bottom is able to compacting from a certain moment, the inflow (this is called " back cover " in the building site) of sandy soil no longer occurs, thereby can form stable foundation construction thing.
Although this pile-driving method has the advantage of easy construction and structural stability excellence, the large shortcoming of noise that produces owing to piling when having construction.
Thus, as half-way house, developed a kind of prebored hole pile sinking construction method, formed at first on the ground boring in the method, in boring, behind a part of cement paste of filling, plant-manufactured stake has been inserted wherein, finally driven piles about 1m.
But, in the situation of this prebored hole pile sinking construction method (part piling mode), also have following soil mechanics problem.
The first, because the stake that the lower end is formed with peristome only carries out the piling about 1m, along with the compacting that the bottom sandy soil do not occur, can back cover, in most cases can't form stable foundation construction thing.
Second, during design, formula by " front end (lower end) resistance (Q) of the bottom surface sectional area (A) of the front end support force (P) of stake=stake * soil " calculates, because above-mentioned reason, the front end resistance of the stake that regulation is not fully driven piles makes its resistance with the stake of piling compare to lack and about 30% calculates, in the situation of using the prebored hole pile sinking construction method, engineering cost needs to increase the number of stake, so can increase.
The 3rd, when inserting plant-manufactured stake, there is not other bootstrap technique, so in boring, tilt easily or deviation position.
Summary of the invention
The technical problem to be solved in the present invention
The present invention is the invention of doing in order to solve aforesaid problem, its purpose is to provide a kind of lower end open and close type stake, even it is under the situation of job practices of mode is partly driven piles in prebored hole, also make it fully guarantee front end support force (reliably shutoff bottom surface), thereby can form stable foundation construction thing, can save engineering cost.
The technological means of technical solution problem
In order to address the above problem, the invention provides a kind of lower end open and close type stake that utilizes hinge, it is characterized in that, comprising: the stake main body 100 of tubulose; Opening-closing plate 200, it is set to for the lower ending opening section that opens and closes aforementioned body 100; Center main hinge part 110, it is formed on the bottom surface front end of aforementioned body 100; Central authorities' link 310, the one end is connected on the above-mentioned center main hinge part 110; Central authorities' opening-closing plate hinge part 210 when its other end with above-mentioned central link 310 is connected, is formed on the center of leaning on of above-mentioned opening-closing plate 200; A pair of both sides main body hinge part 120, it is formed on the two ends, bottom surface of aforementioned body 100; A pair of both sides link 320, one end are connected on the above-mentioned a pair of both sides main body hinge part 120; A pair of both sides opening-closing plate hinge part 220 when its other end with above-mentioned a pair of both sides link 320 is connected, is formed on the rear of the central opening-closing plate hinge part 210 of above-mentioned opening-closing plate 200; Hinge by above-mentioned central link 310 and a pair of both sides link 320 drives, and forms the driven for opening and closing of above-mentioned opening-closing plate 200.
Above-mentioned central opening-closing plate hinge part 210 and a pair of both sides opening-closing plate hinge part 220 are formed on the position that forwards tilted by the front end that makes above-mentioned opening-closing plate 200 under the downward state of the front end of the above-mentioned opening-closing plate 200 due to the opening wide of above-mentioned opening-closing plate 200.
Preferably, above-mentioned central opening-closing plate hinge part 210 forms: under the state of above-mentioned opening-closing plate 200 closures, its lower ending opening section that is positioned at aforementioned body 100 is inner.
Be formed with central hinge section patchhole 230 at above-mentioned opening-closing plate 200, with under the state of above-mentioned opening-closing plate 200 closures, above-mentioned center main hinge part 110 can insert.
Preferably, above-mentioned central link 310 comprises: head 311, one end are connected on the above-mentioned center main hinge part 110; Rake 312, it forms: when an end is connected with the other end of above-mentioned head 311, upwards roll tiltedly; Afterbody 313, it forms: when an end is connected with the other end of above-mentioned rake 312, roll tiltedly downwards, the other end is connected on the above-mentioned central opening-closing plate hinge part 210; Under the state of above-mentioned opening-closing plate 200 closures, the part of above-mentioned head 311 and above-mentioned rake 312 is inserted in the above-mentioned central hinge section patchhole 230.
Preferably, be formed with a pair of both sides hinge part patchhole 240 at above-mentioned opening-closing plate 200, with under the state of above-mentioned opening-closing plate 200 closures, above-mentioned a pair of both sides main body hinge part 120 can insert.
Preferably, above-mentioned central link 310 and a pair of both sides link 320, it forms has: the rear end of above-mentioned opening-closing plate 200 and the lower end of aforementioned body 100 length of degree that do not contact in the situation about upwards driving in the rear end by the above-mentioned opening-closing plate 200 due to the opening wide of opening-closing plate 200.
Preferably, further be included in the brake 400 that arranges on the above-mentioned opening-closing plate 200, it is under the state downward by the front end of the above-mentioned opening-closing plate 200 due to the opening wide of above-mentioned opening-closing plate 200, drive downwards by conducting oneself with dignity, be inserted in the brake insertion section 314 on the other end that is formed on above-mentioned central link 310, thereby fixing above-mentioned opening-closing plate 200, in case front end touches the bottom surface of boring, then upwards drive, along with 314 disengagings from above-mentioned brake insertion section, allow the closure of above-mentioned opening-closing plate 200 to drive.
Preferably, above-mentioned brake 400 comprises hook part 410, and it is stuck on the above-mentioned brake insertion section 314, to prevent disengaging downwards under its state in being inserted into above-mentioned brake insertion section 314.
Preferably, the front end at above-mentioned brake 400 is formed with for the area enlargement part 420 of expansion with the contact area of boring bottom surface.
Preferably, above-mentioned brake 400 comprises: body 430, and it is inserted in the above-mentioned brake insertion section 314; Extension 440, when it formed than the thin structure of described main part 430, forward end one side prolonged and forms.
Preferably, be formed with hinge part at above-mentioned extension 440 and avoid section 441, with under the state of above-mentioned opening-closing plate 200 closures, above-mentioned brake 400 and above-mentioned center main hinge part 110 are not conflicted mutually.
Preferably, the width of the Width aforementioned body 100 of above-mentioned opening-closing plate 200 is large.
Preferably, centered by the above-mentioned opening-closing plate 200 along lower side-prominent conical structure.
Preferably, peripheral part is combined with annular mounting member 100a in the lower end of aforementioned body 100, and above-mentioned opening-closing plate 200, center main hinge part 110 and both sides main body hinge part 120 are installed on the above-mentioned annular mounting member 100a.
The effect of invention
The invention provides a kind of lower end open and close type stake, even it is applied in prebored hole and partly drives piles in the situation of job practices of mode, also can fully guarantee front end support force (reliably shutoff bottom surface), thereby can form stable foundation construction thing, and save engineering cost.
Description of drawings
From Fig. 1, represented the embodiment according to stake of the present invention,
Fig. 1 to Fig. 3 is the action diagram of the first embodiment,
Fig. 4 is that first of the second embodiment uses state diagram,
Fig. 5 is that second of the second embodiment uses state diagram,
Fig. 6 is the cross-sectional view of the 3rd embodiment,
Fig. 7 is that first of the 4th embodiment uses state diagram,
Fig. 8 is that second of the 4th embodiment uses state diagram,
Fig. 9 is the front view of brake.
Description of symbols
100: main body 100a: annular mounting member
110: main body hinge part 120: both sides main body hinge part
200: opening-closing plate 210: central opening-closing plate hinge part
220: both sides opening-closing plate hinge part 230: central hinge section patchhole
240: both sides hinge part patchhole 310: central link
311: head 312: rake
313: afterbody 314: the brake insertion section
320: both sides link 400: brake
410: hook part 420: area enlargement part
430: body 440: extension
441: hinge part is avoided section
The specific embodiment
Below, with reference to accompanying drawing embodiments of the invention are described in detail.
Shown in Fig. 1 rises, consist essentially of according to lower end of the present invention open and close type stake: the stake main body 100 of tubulose; Opening-closing plate 200, it is set to for the lower ending opening section that opens and closes main body 100; Center main hinge part 110, it is formed on the bottom surface front end of main body 100; Central authorities' link 310, the one end is connected on the above-mentioned center main hinge part 110; Central authorities' opening-closing plate hinge part 210 when its other end with central link 310 is connected, is formed on the center of leaning on of opening-closing plate 200; A pair of both sides main body hinge part 120, it is formed on the two ends, bottom surface of aforementioned body 100; A pair of both sides link 320, one end are connected on a pair of both sides main body hinge part 120; A pair of both sides opening-closing plate hinge part 220 when its other end with a pair of both sides link 320 is connected, is formed on the rear of the central opening-closing plate hinge part 210 of opening-closing plate 200.
By such hinge arrangement, by the hinge driving of central link 310 and a pair of both sides link 320, form the driven for opening and closing of opening-closing plate 200.
That is, when embedding stake main body 100 to boring, opening-closing plate 200 is taked opening-wide state (Fig. 1), when waiting bottom surface that arrives boring, makes opening-closing plate 200 take closure state (Fig. 2,3).
It has following effect.
First, in the insertion operation of stake main body 100, because opening-closing plate 200 takes opening-wide state, the cement paste by being present in boring suspends stake 100 with the buoyancy of outer fluid, thereby do not hinder the embedding operation, when arriving the bottom surface of boring, opening-closing plate 200 is taked closure state, by forcibly the bottom surface being blocked, thereby only use part piling, also can greatly guarantee the front end support force.
Thus, according to stake of the present invention, even partly drive piles in the situation of job practices of mode using prebored hole, also can fully guarantee front end support force (reliably shutoff bottom surface), thereby can form stable foundation construction thing, have the effect that to save engineering cost.
The second, opening-closing plate 200 is being maintained under the circular state, open and close stake lower ending opening section, thereby the probability that the problem that causes because of malformation occurs is little.
The 3rd, from the side, owing to take the driven for opening and closing structure of 4 hinges, so can freely change shape, carrying out from piling up the place when lifting or being placed near the boring operation, the probability of damage is little.
Below, the embodiment according to the concrete structure of stake of the present invention is described in detail.
In the situation that stake main body 100 is formed by steel pipe, the parts of said structure can be installed in the lower end of steel pipe, in the situation that stake main body 100 is formed by the pipe of the same concrete material of PHC stake, the following structure of preferred employing: on the peripheral part of the lower end of stake main body 100,, in conjunction with other annular mounting member 100a the structure members such as above-mentioned opening-closing plate 200, center main hinge part 110, both sides main body hinge part 120 are installed on the annular mounting member 100a with bolt etc.
In this case, have following advantage, that is, factory only produces annular mounting member 100a, on the lower end of ordinary concrete stake at the scene, above-mentioned annular mounting member 100a only is installed, and just can implement the present invention.
Opening-closing plate 200 is because deadweight, be inserted in the boring with sagging state, and in order to make the lower end along with such opening-closing plate 200 arrive the swimmingly generation of upwards driving (the closed driving) that the bottom surface of holing produces, need the front end of opening-closing plate 200 to be inserted into (Fig. 1,2) in the boring to roll forward oblique state.
For this reason, preferably, central authorities opening-closing plate hinge part 210 and a pair of both sides opening-closing plate hinge part 220 are formed on by under the downward state of the front end of the opening-closing plate 200 due to the opening wide of opening-closing plate 200, the position (Fig. 4,5) that the front end of opening-closing plate 200 is forwards tilted.
Preferably, central opening-closing plate hinge part 210 is formed on the center of leaning on of opening-closing plate 200, is under the closed state at opening-closing plate 200, for fear of the conflict of structure, forms the lower ending opening section inner (Fig. 4,5) that is positioned at.
Center main hinge part 110 should adopt the structure of giving prominence to than main body 100 downwards, this moment is for fear of the conflict of center main hinge part 110 and opening-closing plate 200, under the state of opening-closing plate 200 closures, the preferred structure that is formed with central hinge section patchhole 230 at opening-closing plate 200 that adopts is so that center main hinge part 110 can insert (Fig. 4 to Fig. 6).
And then, in situation about the present invention being applied on the above-mentioned concrete stake, under the state of opening-closing plate 200 closures, exist concrete stake main body 100 and central link 310 that the worry of conflicting occurs.
In order to prevent this situation, the central link 310 preferred structures that comprise such as lower member that adopt:
At this moment, under the state of opening-closing plate 200 closures, the part by head 311 and rake 312 is inserted in the central hinge section patchhole 230, thereby can avoid the conflict with concrete stake main body 100.
A pair of both sides main body hinge part 120, by it being installed in the outside of stake 100, can avoid the conflict with miscellaneous part, for the conflict that prevents to occur under the different situations fully, under the state of opening-closing plate 200 closures, preferably adopt the structure that is formed with a pair of both sides hinge part patchhole 240 at opening-closing plate 200, so that a pair of both sides main body hinge part 120 inserts (Fig. 4,5).
Central authorities' link 310 and a pair of both sides link 320 are attached on the above-mentioned hinge part, play the effect of the driven for opening and closing that forms opening-closing plate 200, in order to form swimmingly such driving, be preferably formed as having: when upwards driving in the rear end by the opening-closing plate 200 due to the opening wide of opening-closing plate 200, the lower end of the rear end of opening-closing plate 200 and aforementioned body 100 is the length of contacted degree (Fig. 4,5) not.
Only also can reach fully purpose of the present invention with above-mentioned structure, but in the situation that only adopts said structure, along with opening-closing plate 200 freely drives by hinge part, in the insertion operation of the stake of boring, have the worry of something unexpected happened.
In order to prevent this situation, when the operation of stake is inserted in boring, preferably append the brake 400 of other structure, so that opening-closing plate 200 is fixed (Fig. 7,8) under the state that opens wide.
This is inserted in the brake insertion section 314 that is formed on central link 310 other ends so that under the state downward by the front end of the opening-closing plate 200 due to the opening wide of opening-closing plate 200, drive downwards by conducting oneself with dignity, thus fixing opening-closing plate 200(Fig. 7).
After this, in case front end touches the bottom surface of boring, then upwards drive, along with 314 disengagings from the brake insertion section, allow closed drive (Fig. 8) of opening-closing plate 200 beginnings.
In order to prevent breaking away from downwards under the state that brake 400 is being inserted in the brake insertion section 314, the preferred structure that comprises hook part 410 that adopts is so that it is stuck in (Fig. 7) on the brake insertion section 314.
In case the front end of brake 400 (lower end among the figure) touches the bottom surface of boring, along with brake 400 with respect to opening-closing plate 200 driving of rising, will be from the brake insertion section 314 break away from, for when arriving the boring bottom surface, form swimmingly such driving, preferably the front end at brake 400 forms the isostructural area enlargement part 420 of plectane that adopts the contact area that is used for expansion and boring bottom surface.
In order to form swimmingly insertion and the disengaging driving for the brake 400 of brake insertion section 314, the following structure of brake 400 preferred employings namely comprises: body 430, and it is inserted in the brake insertion section 314; Extension 440, when it formed than the thin structure of body 430, forward end one side prolonged and forms (Fig. 7,8).
Under the state of opening-closing plate 200 closures, exist brake 400 and center main hinge part 110 competing possibilities occur, for anti-here situation occurs, the preferred hinge part that adopts extension 440 at brake 400 to be formed with groove or through hole structure is avoided the structure (Fig. 9) of section 441.
After construction finishes, in the large situation of the width of the Width stake main body 100 of the opening-closing plate 200 that forms the stake base plate, not only can form more swimmingly above-mentioned driven for opening and closing, and along with the area of the bottom surface (front end) of stake becomes large, can guarantee larger front end support force, therefore can increase the stability of foundation construction thing, thereby reduce the number of stake, have in addition the advantage of saving engineering cost.
In addition, adopt at the central part of opening-closing plate 200 in the situation of side-prominent downwards conical structure, when in boring, inserting stake, also have the following advantages, that is, can more stably form the unlimited driving that causes (Fig. 7,8) because of opening-closing plate 200 downwards.
More than the part explanation the only preferred embodiment that can realize according to the present invention carried out, as everyone knows, scope of the present invention can not limit in the above-described embodiment and make an explanation, technological thought of the present invention described above and comprise its basic technological thought and all should comprise within the scope of the invention.
Claims (15)
1. a lower end open and close type stake that utilizes hinge is characterized in that, comprising:
The stake main body (100) of tubulose;
Opening-closing plate (200), it is set to be used to the lower ending opening section that opens and closes described main body (100);
Center main hinge part (110), it is formed on the bottom surface front end of described main body (100);
Central authorities' link (310), the one end is connected on the described center main hinge part (110);
Central authorities' opening-closing plate hinge part (210) when its other end with described central link (310) is connected, is formed on the center of leaning on of described opening-closing plate (200);
A pair of both sides main body hinge parts (120), it is formed on the two ends, bottom surface of described main body (100);
A pair of both sides links (320), one end are connected on the described a pair of both sides main body hinge parts (120);
A pair of both sides opening-closing plate hinge parts (220) when its other end with described a pair of both sides links (320) is connected, are formed on the rear of the central opening-closing plate hinge part (210) of described opening-closing plate (200);
Hinge by described central link (310) and a pair of both sides links (320) drives, and forms the driven for opening and closing of described opening-closing plate (200).
2. the lower end open and close type stake that utilizes hinge according to claim 1, it is characterized in that described central opening-closing plate hinge part (210) and a pair of both sides opening-closing plate hinge parts (220) are formed on the position that forwards tilted by the front end that makes described opening-closing plate (200) under the downward state of the front end of the described opening-closing plate (200) due to the opening wide of described opening-closing plate (200).
3. the lower end open and close type stake that utilizes hinge according to claim 2, it is characterized in that, described central opening-closing plate hinge part (210) forms: under the state of described opening-closing plate (200) closure, its lower ending opening section that is positioned at described main body (100) is inner.
4. the lower end open and close type stake that utilizes hinge according to claim 1, it is characterized in that, be formed with central hinge section patchhole (230) at described opening-closing plate (200), with under the state of described opening-closing plate (200) closure, described center main hinge part (110) can insert.
5. the lower end open and close type stake that utilizes hinge according to claim 4 is characterized in that described central link (310) comprising:
Head (311), one end are connected on the described center main hinge part (110);
Rake (312), it forms: when an end is connected with the other end of described head (311), upwards roll tiltedly;
Afterbody (313), it forms: when an end is connected with the other end of described rake (312), roll tiltedly downwards, the other end is connected on the described central opening-closing plate hinge part (210);
Under the state of described opening-closing plate (200) closure, the part of described head (311) and described rake (312) is inserted in described central hinge section's patchhole (230).
6. the lower end open and close type stake that utilizes hinge according to claim 4, it is characterized in that, be formed with a pair of both sides hinge part patchholes (240) at described opening-closing plate (200), with under the state of described opening-closing plate (200) closure, described a pair of both sides main body hinge parts (120) can insert.
7. the lower end open and close type stake that utilizes hinge according to claim 1, it is characterized in that, described central link (310) and a pair of both sides links (320), it forms has: the rear end of described opening-closing plate (200) and the lower end of described main body (100) length of degree that do not contact in the situation about upwards driving in the rear end by the described opening-closing plate (200) due to the opening wide of opening-closing plate (200).
8. the lower end open and close type stake that utilizes hinge according to claim 1, it is characterized in that, it further is included in the upper brake (400) that arranges of described opening-closing plate (200), it is under the state downward by the front end of the described opening-closing plate (200) due to the opening wide of described opening-closing plate (200), drive downwards by conducting oneself with dignity, be inserted in the brake insertion section (314) on the other end that is formed on described central link (310), thus fixing described opening-closing plate (200)
In case front end touches the bottom surface of boring, then upwards drive, along with breaking away from from described brake insertion section (314), allow the closure of described opening-closing plate (200) to drive.
9. the lower end open and close type stake that utilizes hinge according to claim 8, it is characterized in that, described brake (400) comprises hook part (410), it is stuck on the described brake insertion section (314), to prevent disengaging downwards under its state in being inserted into described brake insertion section (314).
10. the lower end open and close type stake that utilizes hinge according to claim 9 is characterized in that, is formed with for the area enlargement part (420) that enlarges with the contact area of boring bottom surface at the front end of described brake (400).
11. the lower end open and close type stake that utilizes hinge according to claim 10 is characterized in that described brake (400) comprising:
Body (430), it is inserted in the described brake insertion section (314);
Extension (440), when it formed than the thin structure of described main part (430), forward end one side prolonged and forms.
12. the lower end open and close type stake that utilizes hinge according to claim 11, it is characterized in that, be formed with hinge part at described extension (440) and avoid section (441), with under the state of described opening-closing plate (200) closure, described brake (400) and described center main hinge part (110) are not conflicted mutually.
13. the lower end open and close type stake that utilizes hinge according to claim 1 is characterized in that the width of the described main body of Width (100) of described opening-closing plate (200) is large.
14. the lower end open and close type stake that utilizes hinge according to claim 1 is characterized in that, described opening-closing plate (200) is that its central part is along lower side-prominent conical structure.
15. each described lower end open and close type stake that utilizes hinge according to claim 1 ~ 14, it is characterized in that, lower end peripheral part in described main body (100) is combined with annular mounting member (100a), and described opening-closing plate (200), center main hinge part (110) and both sides main body hinge parts (120) are installed on the described annular mounting member (100a).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0042868 | 2010-05-07 | ||
| KR1020100042868A KR101017721B1 (en) | 2010-05-07 | 2010-05-07 | Pile having lid for opening and shutting using hinge |
| PCT/KR2011/003157 WO2011139048A2 (en) | 2010-05-07 | 2011-04-28 | Pile having a lower end that is openable/shuttable by a hinge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102947509A true CN102947509A (en) | 2013-02-27 |
| CN102947509B CN102947509B (en) | 2015-02-04 |
Family
ID=43777977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180023033.2A Expired - Fee Related CN102947509B (en) | 2010-05-07 | 2011-04-28 | A pile having a lower end that is openable/shuttable by a hinge |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP5421499B2 (en) |
| KR (1) | KR101017721B1 (en) |
| CN (1) | CN102947509B (en) |
| HK (1) | HK1176656A1 (en) |
| SG (1) | SG185454A1 (en) |
| WO (1) | WO2011139048A2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101081400B1 (en) | 2011-03-22 | 2011-11-08 | 강명석 | Pile having lid for opening and shutting |
| KR101172770B1 (en) * | 2011-04-18 | 2012-08-09 | 강명석 | Reinforcement structure for pile and construction method using the same |
| KR101449648B1 (en) * | 2012-11-08 | 2014-10-13 | 강명석 | Reinforcement structure for pile |
| CN103276729B (en) * | 2013-06-03 | 2016-02-24 | 浙江金筑交通建设有限公司 | A kind of movable steel casing and adopt this steel pile casting to carry out cast-in-place pile construction method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06228950A (en) * | 1993-02-01 | 1994-08-16 | Taiyo Kiso Kk | Removing device for extra concrete |
| KR200308413Y1 (en) * | 2002-12-03 | 2003-03-26 | 주식회사 스마텍엔지니어링 | End Tip Apparatus for Reducing Opening Cross Section of Steel Pipe Pile |
| CN2863894Y (en) * | 2006-02-23 | 2007-01-31 | 杨安平 | Valve type pile shoe |
| CN1928251A (en) * | 2006-09-26 | 2007-03-14 | 徐东强 | Pipe pile hole maker with concrete bottom sealing, pipe cover and wings and construction process thereof |
| CN101265707A (en) * | 2008-05-07 | 2008-09-17 | 湖南大学 | Pile element with hinge mechanism |
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| JPS5222610U (en) | 1975-08-06 | 1977-02-17 | ||
| JPS57119020A (en) * | 1981-01-17 | 1982-07-24 | Yukio Matsumoto | Method of closing tip of hollow member |
| KR0121639Y1 (en) * | 1994-09-01 | 1998-09-15 | 박정구 | Anchoring pile structure |
| KR0155677B1 (en) * | 1995-12-26 | 1998-11-16 | 손근석 | Enlargement at the bottom of the steel pile and steel pile construction method in situ. |
| JP2000129677A (en) * | 1998-10-28 | 2000-05-09 | Komatsu Ltd | Steel-pipe pile |
| JP2002339354A (en) * | 2001-05-11 | 2002-11-27 | Yuichi Takahashi | Opening and closing type steel pipe pile with enlarged base |
| JP2007085043A (en) * | 2005-09-21 | 2007-04-05 | Tekken Constr Co Ltd | Pile driven in ground |
| JP4778921B2 (en) * | 2007-03-13 | 2011-09-21 | 株式会社播磨商事 | Foundation pile construction equipment |
| KR100979560B1 (en) | 2008-01-11 | 2010-09-01 | 강익희 | Load dispersion style anchor |
-
2010
- 2010-05-07 KR KR1020100042868A patent/KR101017721B1/en active IP Right Grant
-
2011
- 2011-04-28 WO PCT/KR2011/003157 patent/WO2011139048A2/en active Application Filing
- 2011-04-28 SG SG2012081949A patent/SG185454A1/en unknown
- 2011-04-28 CN CN201180023033.2A patent/CN102947509B/en not_active Expired - Fee Related
- 2011-04-28 JP JP2013508983A patent/JP5421499B2/en not_active Expired - Fee Related
-
2013
- 2013-04-02 HK HK13103988.3A patent/HK1176656A1/en not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06228950A (en) * | 1993-02-01 | 1994-08-16 | Taiyo Kiso Kk | Removing device for extra concrete |
| KR200308413Y1 (en) * | 2002-12-03 | 2003-03-26 | 주식회사 스마텍엔지니어링 | End Tip Apparatus for Reducing Opening Cross Section of Steel Pipe Pile |
| CN2863894Y (en) * | 2006-02-23 | 2007-01-31 | 杨安平 | Valve type pile shoe |
| CN1928251A (en) * | 2006-09-26 | 2007-03-14 | 徐东强 | Pipe pile hole maker with concrete bottom sealing, pipe cover and wings and construction process thereof |
| CN101265707A (en) * | 2008-05-07 | 2008-09-17 | 湖南大学 | Pile element with hinge mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011139048A3 (en) | 2012-03-01 |
| WO2011139048A2 (en) | 2011-11-10 |
| JP2013528723A (en) | 2013-07-11 |
| KR101017721B1 (en) | 2011-02-25 |
| JP5421499B2 (en) | 2014-02-19 |
| SG185454A1 (en) | 2012-12-28 |
| HK1176656A1 (en) | 2013-08-02 |
| CN102947509B (en) | 2015-02-04 |
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