CN201730093U - Pore forming device of multisection double protection casing cylindrical piles - Google Patents

Pore forming device of multisection double protection casing cylindrical piles Download PDF

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Publication number
CN201730093U
CN201730093U CN2009202458485U CN200920245848U CN201730093U CN 201730093 U CN201730093 U CN 201730093U CN 2009202458485 U CN2009202458485 U CN 2009202458485U CN 200920245848 U CN200920245848 U CN 200920245848U CN 201730093 U CN201730093 U CN 201730093U
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CN
China
Prior art keywords
protection casing
casing
hole
protection
socket
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Expired - Lifetime
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CN2009202458485U
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Chinese (zh)
Inventor
李征
龚晓南
周建
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李征
龚晓南
周建
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Priority to CN2009202458485U priority Critical patent/CN201730093U/en
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Publication of CN201730093U publication Critical patent/CN201730093U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a pore forming device of a multisection double protection casing cylindrical piles, comprising at least two sections of adjacent double protection casings, wherein each section of the double protection casing comprises an inner protection casing and an outer protection casing arranged outside the inner protection casing, and the outer protection casing is coaxial to the inner protection casing; and the adjacent double protection casing are connected through an inner joint between adjacent inner protection casing and an outer joint between the adjacent outer protection casings. The pore forming device of the invention is provided with multisection double protection casings so that the pore forming device can meet piling requirements of thicker soil horizons, and because the adjacent casings are connected with each other through joints, dismounting and combination as well as construction are convenient; and meanwhile, because seal rings are arranged between the joints and the casings as well as between pile tips and the casings, waterproof effect is good and construction quality can be improved.

Description

A kind of multisection double-protection casing pile pore-forming device
Technical field
The utility model relates to a kind of stake, specifically is a kind of multisection double-protection casing pile pore-forming device.
Background technology
The protection casing of existing hole-forming device (tube stake) is made up of a single joint internal wall protecting casing and outer protection casing, if the weak soil thicker soil of required processing, casing length is excessive, can bring transportation inconvenience, pile frame to cross problems such as height, if the weak soil layer reaches the certain bed thickness and the degree of depth, for handling corresponding deep weak soil, the single-unit sleeve pipe need reach corresponding length, can face great difficulty during site operation.The stake point of present hole-forming device embeds between the inside and outside protection casing, between sleeve pipe and a point that protrudes into cavity the space is arranged, and waterproof effect is bad, and the into mud if cavity is intake can influence pile quality.
The utility model content
The purpose of this utility model is to solve in the work progress of present hole-forming device when handling the weak soil thicker soil because its sleeve pipe is lacked the problem of intaking in big problem of the difficulty of construction brought and the work progress middle sleeve.
To achieve these goals, the utility model has designed the two protection casings of a kind of more piece (comprising internal wall protecting casing and outer protection casing) tubular pile hole device and hole forming method thereof, wherein adjacent two protection casings (comprise internal wall protecting casing and outer protection casing) are connected to each other by joint (comprising spigot and socket), and being connected between this joint and another pair protection casing is dismountable; Concrete structure is: this hole-forming device comprises the adjacent two protection casings of at least two joints, and the two protection casings of every joint comprise internal wall protecting casing and be arranged on the outer outer protection casing of this internal wall protecting casing that this outer protection casing and this internal wall protecting casing are coaxial; Connect by the socket that is connected between spigot between the adjacent internal wall protecting casing, the adjacent outer protection casing between adjacent two protection casings.
The concrete structure of joint of the present utility model (spigot and socket), three kinds of structures are roughly arranged, a kind of is annular, ring baffle and outer ring baffle plate in comprising, the joint of this kind structure is in work progress, its upper end is fixed on the bottom of a pair of protection casing, the top of two protection casings that another is adjacent is arranged on that (more at large say: the spigot of the joint of this kind structure and socket all are annular, ring baffle and outer ring baffle plate in comprising between the inside and outside annular baffle plate of this joint; In work progress, the interior ring baffle of described socket and the upper end of outer ring baffle plate are separately fixed on the inside wall and lateral wall of the bottom of the outer protection casing of a pair of protection casing in adjacent two protection casings; The interior ring baffle of described spigot and the upper end of outer ring baffle plate are separately fixed on the inside wall and lateral wall of bottom of internal wall protecting casing of this a pair of protection casing; The internal wall protecting casing top of another pair protection casing in adjacent two protection casings is embedded between the interior ring baffle and outer ring baffle plate of this spigot, and the top of the outer protection casing of this another pair protection casing embeds between the interior ring baffle and outer ring baffle plate of this socket.), and the connecting hole on the connecting hole on the joint that places on the same diameter line and this another adjacent two protection casing top end walls is worn a connecting rod, realize two pairs of protection casings that this is adjacent butt joint (more at large say, on the interior ring baffle wall of described spigot and on the outer ring baffle, on the interior ring baffle wall of socket and on the outer ring baffle, on the top end wall of the internal wall protecting casing of this another pair protection casing and the top end wall upper edge circumference of outer protection casing be provided with a plurality of connecting holes; Described a pair of protection casing and another pair protection casing by on the interior ring baffle wall that penetrates the spigot that places on the same diameter line with the outer ring baffle on, on the interior ring baffle wall of socket with the outer ring baffle on, on the top end wall of the internal wall protecting casing of this another pair protection casing and the connecting rod of the connecting hole on the top end wall of outer protection casing be connected.)。
Corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on the sidewall of the interior ring baffle of described spigot; Described connecting rod inner end contacts with this protuberance inwall;
Connecting hole on the outer ring baffle of described socket stretches out and forms an elongated hole, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with the outer ring baffle plate of this socket by this elongated hole.
Another kind of joint be preceding a kind of structure joint the basis be provided with an annular bottom plate, inside and outside annular baffle plate is arranged on the edge of the one side of this annular bottom plate, this kind joint is to be fixed on the bottom of a protection casing by its annular bottom plate (more at large say: the spigot of the joint of this kind structure and socket all are annular, comprise annular bottom plate and are arranged on interior ring baffle and outer ring baffle plate on the inside and outside edge of this annular bottom plate one side; The bottom of the internal wall protecting casing of a pair of protection casing, the bottom of outer protection casing are connected with the annular bottom plate of spigot, the annular bottom plate of socket respectively in described adjacent two protection casings, and the top of the internal wall protecting casing of another pair protection casing embeds between the interior ring baffle and outer ring baffle plate of this spigot, the top of the outer protection casing of another pair protection casing embeds between the interior ring baffle and outer ring baffle plate of this socket.), and this a pair of protection casing is identical with aforesaid connected mode with the connected mode of another pair protection casing.
The form of structure of the third joint is: inside and outside joint all is annular, and the connected mode of two pairs of adjacent protection casings is identical with two kinds of above-mentioned connected modes.
More convenient in order to be sleeve pipe connection each other, be provided with guide pad on the top sidewall of the internal wall protecting casing of described another pair protection casing and on the top sidewall of its outer protection casing, be provided with gathering sill or the guiding gap of putting this guide pad in spigot corresponding and the socket with this guide pad.
When described spigot and socket all are annular, this socket upper end is fixed on the outer protection casing bottom sidewall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom sidewall of this a pair of protection casing, and the outer protection casing of another pair protection casing and the top of internal wall protecting casing join with the outer protection casing of this a pair of protection casing and the bottom of internal wall protecting casing respectively.
On the described spigot sidewall, on the socket sidewall, on the internal wall protecting casing top end wall of another pair protection casing and its outer protection casing top end wall upper edge circumference be provided with a plurality of connecting holes; Described a pair of protection casing and another pair protection casing are by penetrating on the spigot sidewall that places on the same diameter line, being connected with the connecting rod of connecting hole on its outer protection casing top end wall on the socket sidewall, on the internal wall protecting casing top end wall of another pair protection casing.
The another kind of connected mode of adjacent two protection casings of the present utility model is to be equipped with clamping block on the top end wall of another pair protection casing by being arranged on slot in above-mentioned three kinds of joints, adjacent two protection casings are connected together, wherein, slot is made up of vertical slot and the transverse groove that is arranged on this vertical slot top, and this two groove communicates with each other; More at large say: the top of the internal wall protecting casing of described another pair protection casing and the top of its outer protection casing are provided with clamping block, be provided with the slot that this cooperates with clamping block in spigot corresponding and the socket with this clamping block, this slot comprises vertical slot and is arranged on the transverse groove on this vertical slot top, and this transverse groove communicates with this vertical slot.
When construction, by earlier the two protection casings of a joint being driven underground, outside basseting in the top of guaranteeing the two protection casings of this joint when waiting to arrive depth of drive, by joint the two protection casings of next joint are fixed on the top of the two protection casings of this joint this moment, then the top of hitting the two protection casings of this next joint by vibrating hammer is driven underground its two protection casings that promote to have squeezed in the ground together, equally, when treating that the two protection casings of this next joint have only its top to be exposed at outside the ground, to next save the top that two protection casings are fixed on the two protection casings of this next joint again by joint, continuation is squeezed into it in ground by vibrating hammer, so repeat, until the degree of depth requirement of satisfying piling, by the time after satisfying the degree of depth requirement of piling, toward the internal wall protecting casing of two protection casings and outside fluid concrete in the toroidal cavity between the protection casing, after cement to be cast satisfies setting height, the two protection casings that to be driven underground with certain speed with clamper extracting step by step, whenever extract the two protection casings of a joint, lay down two protection casings that this has been pulled out, so repeatedly, extract all two protection casings with clamper, finish the hole stake.
In the process of two protection casings being squeezed in the ground, influence construction quality in order to prevent that underground water from entering in the internal wall protecting casing of two protection casings and the gap between the outer protection casing by the gap between stake point or joint and the two protection casing, the utility model specially between joint and two protection casings of being attached thereto, the stake point and with to sealing ring (generally being O shape rubber seal) is set between the two protection casings that link to each other, prevent phreatic entering, guaranteed construction quality; Its concrete structure can be: the bottom of two protection casings of this hole-forming device bottom is provided with the stake point, this point divides by the annular protrusion on its end face in the annular gap between the inside and outside protection casing bottom of the two protection casings that embed this hole-forming device bottom, and is provided with sealing ring between the wall of this point and this annular gap; Be provided with sealing ring between the internal wall protecting casing of the spigot of a pair of protection casing and another pair protection casing; Be provided with sealing ring between the outer protection casing of the socket of a pair of protection casing and another pair protection casing.
Because hole-forming device of the present utility model has the two protection casings of more piece, so it can satisfy the pile requirement of thicker soil, owing to be connected to each other by joint and connecting rod between its adjacent bushings, the dismounting combined and instant is convenient to construction again; Simultaneously, because between joint of the present utility model and the sleeve pipe, be provided with sealing ring between stake point and the sleeve pipe, good water-proof effect has improved construction quality.
Description of drawings
Fig. 1 is a hole-forming device structural representation of the present utility model;
Fig. 2 is the joint design schematic diagram that annular bottom plate is set;
Fig. 3 is the sleeve structure schematic diagram that engaging (guiding) piece is set;
Fig. 4 is the joint design schematic diagram that slot is set;
Fig. 5 is the joint design schematic diagram that the guiding gap is set;
Fig. 6 is the structural representation that is provided with the joint of gathering sill.
The specific embodiment
Referring to Fig. 1,2, multisection double-protection casing pile pore-forming device structural representation of the present utility model (analysing and observe), comprise the two protection casings of three joints in this structure, this pair protection casing comprises internal wall protecting casing 4,6,8 and is arranged on this internal wall protecting casing 4,6,8 outer protection casing 3,5,7 outward that this outer protection casing 3,5,7 and this internal wall protecting casing 4,6,8 are coaxial; Connect by the socket 11,12 that is connected between spigot 9,10 between the adjacent internal wall protecting casing 4,6,8, the adjacent outer protection casing 3,5,7 between adjacent two protection casings.
Spigot 9,10 and socket 11,12 in this example all are annular, ring baffle and outer ring baffle plate in comprising (to be interior near the tubular axis person) (structure of spigot 9 and socket 11); Simultaneously, it can also comprise the annular bottom plate (structure of spigot 10 and socket 12) that is arranged on interior ring baffle and outer ring baffle plate top, certainly, also can regard as interior ring baffle and outer ring baffle plate are arranged on the inside and outside edge of this annular bottom plate one side.
When not having annular bottom plate, it is the structure of spigot 9 and socket 11, by spigot 9 and 11 connected to one another pairs of protection casings of socket is that (joint at top is made up of internal wall protecting casing 4 and outer protection casing 3 near the adjacent two protection casings of two joints of clamper 2, its adjacent down joint is made up of internal wall protecting casing 6 and outer protection casing 5---middle parts casing pipe) and, its concrete connected mode is: the interior ring baffle 13 of socket 11 and the upper end of outer ring baffle plate 14 are separately fixed on the inside wall and lateral wall of the bottom of the outer protection casing 3 of a pair of protection casing in adjacent two protection casings; The interior ring baffle 15 of described spigot 9 and the upper end of outer ring baffle plate 16 are separately fixed on the inside wall and lateral wall of bottom of internal wall protecting casing 4 of this a pair of protection casing;
Internal wall protecting casing 6 tops of another pair protection casing in adjacent two protection casings embed between the interior ring baffle 15 and outer ring baffle plate 16 of this spigot 9, and outer protection casing 5 tops of this another pair protection casing embed between the interior ring baffle 13 and outer ring baffle plate 14 of this socket 11.
When comprising annular bottom plate, be the structure of spigot 10 and socket 12, two protection casings (bottom sleeve) of being made up of internal wall protecting casing 8 and outer protection casing 7 near stake point 18 are connected with two protection casings (middle parts casing pipe) of being made up of internal wall protecting casing 6 and outer protection casing 5 with socket 12 by spigot 10, and its concrete connected mode is:
The annular bottom plate 17 of the bottom of internal wall protecting casing 6 and spigot 10 is connected, the inside and outside annular baffle plate of spigot 10 is connected with the sidewall of internal wall protecting casing 8, the annular bottom plate 18 of the bottom of outer protection casing 5 and socket 12 is connected, and the inside and outside annular baffle plate of socket 12 is connected with the sidewall of outer protection casing 7 respectively.
More than in two kinds of connected modes, between the adjacent bushings as being connected between top sleeve pipe and the middle parts casing pipe, because spigot 9, socket 11 all are connected with the bottom of the inside and outside protection casing of top sleeve pipe, therefore, between top sleeve pipe and the middle parts casing pipe be by on the interior ring baffle wall that penetrates the spigot 9 that places on the same diameter line with the outer ring baffle on, on the interior ring baffle wall of socket 11 with the outer ring baffle on, on the top end wall of the internal wall protecting casing 6 of parts casing pipe and the connecting rod 21 of the connecting hole 19 on the top end wall of outer protection casing 5 be connected; Equally, spigot 10 by being connected in its bottom of middle parts casing pipe, form that socket 12 is connected with bottom sleeve be by on the interior ring baffle wall that penetrates the spigot 10 that places on the same diameter line with the outer ring baffle on, on the interior ring baffle wall of socket 12 with the outer ring baffle on, the connecting rod 22 of connecting hole 20 on the top end wall of the internal wall protecting casing 8 of bottom sleeve and its outer protection casing 7 is connected.
For the ease of fixed connecting rod 21,22, be provided with a protuberance 23 that communicates with this connecting hole in corresponding connection hole on it on the sidewall of the interior ring baffle of spigot 9,10; Connecting rod 21,22 inner ends contact with the inwall of this protuberance 23;
Simultaneously, connecting hole on the outer ring baffle of socket 11,12 stretches out and forms an elongated hole 24, the hole inwall of this elongated hole 24 is provided with screw thread, one bolt 25 is connected with the outer ring baffle plate of this socket 11,12 by this elongated hole, by this protuberance 23 and bolt 25 connecting rod 21,22 is enclosed in the connecting hole 19,20, no matter it is all very convenient to penetrate or dismantle connecting rod 21,22.
Referring to Fig. 3,4,5,6, more convenient in order to be sleeve pipe connection each other, the utility model is provided with slot and (sees Fig. 4 on the joint inwall of (comprising spigot and socket), form by vertical slot 27 and transverse groove 28), or guiding gap 29 (see figure 5)s or gathering sill 30 (see figure 6)s, on the outer wall on sleeve pipe (middle parts casing pipe and bottom sleeve) top, be provided with this slot or guiding gap 29 or gathering sill 30 cooperate and engage (guiding) piece 26.
Wherein, slot and clamping block 26 cooperate, and when connecting adjacent bushings, clamping block 26 slips in the slot along vertical slot 27 earlier, until the port that slips into transverse groove 28, with the sleeve pipe rotation, clamping block 26 are entered in the transverse groove 28 again.
Guiding gap 29 or gathering sill 30 cooperate with guide pad 26, when connecting adjacent bushings, because guiding gap 29 or gathering sill 30 cooperate with guide pad 26, guarantee that connecting hole on the joint and the connecting hole on the sleeve pipe are just on same diameter line, be convenient to penetrating of connecting rod, thereby make connection, the convenient disassembly of sleeve pipe, quick.
No matter be that slot and clamping block 26 cooperations or guiding gap 29 or gathering sill 30 cooperate with guide pad 26, the engaging (guiding) piece 26 can be arranged in the middle part of (bottom) protection casing in, on the outer wall or inwall on the top of outer protection casing, and the vertical slot 27 of slot or the bottom of gathering sill 30 extend near joint (spigot or the socket) bottom edge, be convenient to the importing of engaging (guiding) piece 26, make that the connection of sleeve pipe is convenient, and arc is arranged on the top of engaging (guiding) piece 26, just more help in its vertical slot 27 or gathering sill 30 that imports slot, certainly, its concrete shape can design according to actual needs, is as the criterion to satisfy requirement of engineering.
Stake point 18 divides by the annular protrusion on its end face in the annular gap between the inside and outside protection casing bottom of the two protection casings that embed the bottom, and is provided with sealing ring between the wall of this point 18 and this annular gap; Also be provided with sealing ring between joint and middle parts casing pipe or the bottom sleeve, prevent into water, guarantee construction quality.
When joint of the present utility model is annular, also there are following four kinds of different concrete connected modes between the sleeve pipe
1, the socket upper end is fixed on the outer protection casing bottom lateral wall of described a pair of protection casing, this spigot upper end is fixed on the internal wall protecting casing bottom lateral wall of this a pair of protection casing, and corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on the sidewall of the internal wall protecting casing of described another pair protection casing; The inner end of described connecting rod extends to described protuberance inwall; The lateral wall of described socket is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole;
2, socket upper end is fixed on the outer protection casing bottom lateral wall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom inside wall of this a pair of protection casing, corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on this spigot sidewall, and the inner termination of connecting rod extends to described protuberance inwall; The lateral wall of socket is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole;
3, socket upper end is fixed on the outer protection casing bottom inside wall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom lateral wall of this a pair of protection casing, corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on the sidewall of the internal wall protecting casing of another pair protection casing, and the inner termination of connecting rod extends to described protuberance inwall; The top lateral wall of this another pair protection casing is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole;
4, socket upper end is fixed on the outer protection casing bottom inside wall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom inwall of this a pair of protection casing, corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on this spigot sidewall, and the inner termination of described connecting rod extends to described protuberance inwall; The top lateral wall of this another pair protection casing is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole.
Its corresponding gathering sill and guide pad that form is set is as follows: be provided with first guide pad between the internal wall protecting casing top of another pair protection casing and the spigot and be used to put first gathering sill or the first guiding gap of this first guide pad, first guide pad is arranged on this internal wall protecting casing wall, and first gathering sill is arranged on the sidewall corresponding to the spigot of this first guide pad; The first guiding gap is arranged on the spigot corresponding to this first guide pad;
Be provided with second guide pad and second gathering sill or the second guiding gap that are used to put this second guide pad between the top of the outer protection casing of another pair protection casing and the socket, second guide pad is arranged on this outer protection casing wall, and second gathering sill is arranged on the sidewall corresponding to the socket of this second guide pad; The second guiding gap is arranged in the socket corresponding to this second guide pad.

Claims (13)

1. multisection double-protection casing pile pore-forming device, it is characterized in that: this hole-forming device comprises the adjacent two protection casings of at least two joints, the two protection casings of every joint comprise internal wall protecting casing and are arranged on the outer outer protection casing of this internal wall protecting casing that this outer protection casing and this internal wall protecting casing are coaxial; Connect by the socket that is connected between spigot between the adjacent internal wall protecting casing, the adjacent outer protection casing between adjacent two protection casings.
2. tubular pile hole device according to claim 1 is characterized in that: described spigot and socket all are annular, ring baffle and outer ring baffle plate in comprising;
The interior ring baffle of described socket and the upper end of outer ring baffle plate are separately fixed on the inside wall and lateral wall of the bottom of the outer protection casing of a pair of protection casing in described adjacent two protection casings; The interior ring baffle of described spigot and the upper end of outer ring baffle plate are separately fixed on the inside wall and lateral wall of bottom of internal wall protecting casing of this a pair of protection casing;
The internal wall protecting casing top of another pair protection casing in described adjacent two protection casings embeds between the interior ring baffle and outer ring baffle plate of this spigot, and the outer protection casing top of this another pair protection casing embeds between the interior ring baffle and outer ring baffle plate of this socket.
3. tubular pile hole device according to claim 1 is characterized in that: described spigot and socket all are annular, comprise annular bottom plate and the interior ring baffle and the outer ring baffle plate that are arranged on this annular bottom plate inside and outside edge simultaneously;
The bottom of the internal wall protecting casing of a pair of protection casing, the bottom of outer protection casing are connected with the annular bottom plate of spigot, the annular bottom plate of socket respectively in described adjacent two protection casings, and the top of the internal wall protecting casing of another pair protection casing embeds between the interior ring baffle and outer ring baffle plate of this spigot, the top of the outer protection casing of another pair protection casing embeds between the interior ring baffle and outer ring baffle plate of this socket.
4. according to claim 2 or 3 described tubular pile hole devices, it is characterized in that: on the interior ring baffle wall of described spigot and on the outer ring baffle, on the interior ring baffle wall of socket and on the outer ring baffle, on the top end wall of the internal wall protecting casing of this another pair protection casing and the top end wall upper edge circumference of outer protection casing be provided with a plurality of connecting holes;
Described a pair of protection casing and another pair protection casing by on the interior ring baffle wall that penetrates the spigot that places on the same diameter line with the outer ring baffle on, on the interior ring baffle wall of socket with the outer ring baffle on, on the top end wall of the internal wall protecting casing of this another pair protection casing and the connecting rod of the connecting hole on the top end wall of outer protection casing be connected.
5. according to claim 2 or 3 described tubular pile hole devices, it is characterized in that: the bottom of two protection casings of this hole-forming device bottom is provided with the stake point, this point divides by the annular protrusion on its end face in the annular gap between the inside and outside protection casing bottom of the two protection casings that embed this hole-forming device bottom, and is provided with sealing ring between the wall of this point and this annular gap; Be provided with sealing ring between the internal wall protecting casing of described spigot and another pair protection casing; Be provided with sealing ring between the outer protection casing of described socket and another pair protection casing.
6. according to claim 2 or 3 described tubular pile hole devices, it is characterized in that: be provided with guide pad on the top sidewall of the internal wall protecting casing of described another pair protection casing and on the top sidewall of its outer protection casing, be provided with gathering sill or the guiding gap of putting this guide pad in spigot corresponding and the socket with this guide pad.
7. tubular pile hole device according to claim 4 is characterized in that: corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on the sidewall of the interior ring baffle of described spigot; Described connecting rod inner end contacts with this protuberance inwall;
Connecting hole on the outer ring baffle of described socket stretches out and forms an elongated hole, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with the outer ring baffle plate of this socket by this elongated hole.
8. tubular pile hole device according to claim 1, it is characterized in that: described spigot and socket all are annular, this socket upper end is fixed on the outer protection casing bottom sidewall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom sidewall of this a pair of protection casing, and the outer protection casing of another pair protection casing and the top of internal wall protecting casing join with the outer protection casing of this a pair of protection casing and the bottom of internal wall protecting casing respectively.
9. according to claim 2 or 3 or 8 described tubular pile hole devices, it is characterized in that: the top of the internal wall protecting casing of described another pair protection casing and the top of its outer protection casing are provided with clamping block, be provided with the slot that this cooperates with clamping block in spigot corresponding and the socket with this clamping block, this slot comprises vertical slot and is arranged on the transverse groove on this vertical slot top, and this transverse groove communicates with this vertical slot.
10. tubular pile hole device according to claim 8 is characterized in that: on the described spigot sidewall, on the socket sidewall, on the internal wall protecting casing top end wall of another pair protection casing and its outer protection casing top end wall upper edge circumference be provided with a plurality of connecting holes;
Described a pair of protection casing and another pair protection casing are by penetrating on the spigot sidewall that places on the same diameter line, being connected with the connecting rod of connecting hole on its outer protection casing top end wall on the socket sidewall, on the internal wall protecting casing top end wall of another pair protection casing.
11. tubular pile hole device according to claim 10, it is characterized in that: described socket upper end is fixed on the outer protection casing bottom lateral wall of described a pair of protection casing, this spigot upper end is fixed on the internal wall protecting casing bottom lateral wall of this a pair of protection casing, and corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on the sidewall of the internal wall protecting casing of described another pair protection casing; The inner end of described connecting rod extends to described protuberance inwall; The lateral wall of described socket is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole;
Or described socket upper end is fixed on the outer protection casing bottom lateral wall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom inside wall of this a pair of protection casing, corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on this spigot sidewall, and the inner termination of described connecting rod extends to described protuberance inwall; The lateral wall of described socket is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole;
Or described socket upper end is fixed on the outer protection casing bottom inside wall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom lateral wall of this a pair of protection casing, corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on the sidewall of the internal wall protecting casing of described another pair protection casing, and the inner termination of described connecting rod extends to described protuberance inwall; The top lateral wall of this another pair protection casing is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole;
Or described socket upper end is fixed on the outer protection casing bottom inside wall of a pair of protection casing in described adjacent two protection casings, this spigot upper end is fixed on the internal wall protecting casing bottom inwall of this a pair of protection casing, corresponding connection hole on it is provided with a protruding protuberance to two protection casing axis that communicates with this connecting hole on this spigot sidewall, and the inner termination of described connecting rod extends to described protuberance inwall; The top lateral wall of this another pair protection casing is provided with an elongated hole that docks with connecting hole on it, and the hole inwall of this elongated hole is provided with screw thread, and a bolt is connected with this socket by this elongated hole.
12. according to claim 10 or 11 described tubular pile hole devices, it is characterized in that: the bottom of two protection casings of this hole-forming device bottom is provided with the stake point, this point embeds in the annular gap between the internal wall protecting casing of two protection casings of this hole-forming device bottom, the outer protection casing bottom by the annular boss on its end face, and is provided with sealing ring between the wall of this point and this annular gap; Be provided with sealing ring between the internal wall protecting casing of described spigot and another pair protection casing; Be provided with sealing ring between the outer protection casing of described socket and another pair protection casing.
13. according to claim 10 or 11 described tubular pile hole devices, it is characterized in that: be provided with first guide pad and first gathering sill or the first guiding gap that are used to put this first guide pad between the internal wall protecting casing top of described another pair protection casing and the spigot, described first guide pad is arranged on this internal wall protecting casing wall, and described first gathering sill is arranged on the sidewall corresponding to the spigot of this first guide pad; The described first guiding gap is arranged on the spigot corresponding to this first guide pad;
Be provided with second guide pad and second gathering sill or the second guiding gap that are used to put this second guide pad between the top of the outer protection casing of described another pair protection casing and the socket, described second guide pad is arranged on this outer protection casing wall, and described second gathering sill is arranged on the sidewall corresponding to the socket of this second guide pad; The described second guiding gap is arranged in the socket corresponding to this second guide pad.
CN2009202458485U 2009-12-17 2009-12-17 Pore forming device of multisection double protection casing cylindrical piles Expired - Lifetime CN201730093U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102619221A (en) * 2012-04-20 2012-08-01 肇庆南桂钢模板有限公司 Pile foundation construction auxiliary assembly
CN102877467A (en) * 2012-09-12 2013-01-16 陈瑜 Casing body connection device for bored pile
CN103314889A (en) * 2013-05-15 2013-09-25 李胜南 Construction method for enclosure structure unit of water-area ecological breeding pasture as well as enclosure structure unit and application thereof
CN104213838A (en) * 2014-09-02 2014-12-17 北京市三一重机有限公司 Drive barrel and rotary drilling rig
CN104213837A (en) * 2014-09-01 2014-12-17 北京市三一重机有限公司 Drive barrel and rotary drilling rig

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102619221A (en) * 2012-04-20 2012-08-01 肇庆南桂钢模板有限公司 Pile foundation construction auxiliary assembly
CN102619221B (en) * 2012-04-20 2014-06-25 肇庆南桂钢模板有限公司 Pile foundation construction auxiliary assembly
CN102877467A (en) * 2012-09-12 2013-01-16 陈瑜 Casing body connection device for bored pile
CN103314889A (en) * 2013-05-15 2013-09-25 李胜南 Construction method for enclosure structure unit of water-area ecological breeding pasture as well as enclosure structure unit and application thereof
CN103314889B (en) * 2013-05-15 2014-08-27 李胜南 Construction method for enclosure structure unit of water-area ecological breeding pasture as well as enclosure structure unit and application thereof
CN104213837A (en) * 2014-09-01 2014-12-17 北京市三一重机有限公司 Drive barrel and rotary drilling rig
CN104213838A (en) * 2014-09-02 2014-12-17 北京市三一重机有限公司 Drive barrel and rotary drilling rig

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