CN100424279C - Expansion hanging pile connecting fastener and prefab - Google Patents
Expansion hanging pile connecting fastener and prefab Download PDFInfo
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- CN100424279C CN100424279C CNB2005100698902A CN200510069890A CN100424279C CN 100424279 C CN100424279 C CN 100424279C CN B2005100698902 A CNB2005100698902 A CN B2005100698902A CN 200510069890 A CN200510069890 A CN 200510069890A CN 100424279 C CN100424279 C CN 100424279C
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- expansion hanging
- expansion
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- screw
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Abstract
The present invention relates to a tubular pile connecting fastener, prefabricated parts formed by the interfaces of the prefabricated parts, a connecting structure between the prefabricated parts and a manufacturing method of the prefabricated parts, which belongs to the field of prefabricated part connecting fastener and prefabricated part manufacture. The expansion hanging pile connecting fastener is composed of hanging screw caps, expansion hanging screws and expansion pins, wherein the hanging screw caps are screwed on the screw sections of the expansion hanging screws, and the expansion hanging lug boss of the expansion hanging screws is hung with the expansion hanging screw caps in an expansible way and hung with an inner lug boss in the chamber of the hanging screw caps under the action of the expansion pins during butt joint. The hanging screw caps are respectively arranged in both ends of each of the prefabricated parts formed by the expansion hanging pile connecting fastener, the heads on both ends of each of a plurality of longitudinal steel reinforcements in the prefabricated parts are respectively clamped on the clamping table of the heads of the steel reinforcements hung in the screw caps, and the expansion hanging screws are used for the butt joint of the prefabricated parts.
Description
Technical field:
The present invention relates to a kind of pile tube connects button, precast plate and connects that button, bridge pier connect button, bridge connects button and electric pole interface and prefabricated component thereof, and adopt pile tube to connect button, precast plate to connect button, bridge pier and connect button, bridge and connect the syndeton between being connected between being connected between being connected between pile tube that button and electric pole interface constitutes and pile tube and pile tube, precast plate and precast plate, bridge pier and bridge pier, electric pole preform rod and preform rod and the preparation method of prefabricated component, the genus prefabricated component connects to be detained and prefabricated component manufacturing field.
Background technology:
Notice of authorization CN2495685Y, title " concrete tubular pile snap joint ", this joint comprises respectively with last, stake is plugged into and is held two affixed end plates, connecting pin, offer screwed hole in the end plate of last stake, connecting pin one end is threaded and can cooperates with the screwed hole of last stake end plate, the other end is square, and both sides have to stagger closes tooth, the end plate below of following stake is embedded with connector box, between two ends of connector box and two pin plates compression spring is housed, the square hole that one end of connecting pin band engaging tooth can pass down on the end plate of stake inserts between two pin plates, on it engaging tooth can be meshing with each other with the tooth of pin plate one side.Its weak point: the one, because following end plate only depends on 6 connector boxs, last stake only depends on volume less than the termination of connector box and the concrete setting in the pile tube together, and can't be connected as a single entity with the longitudinal reinforcement in the pile tube, can't constitute overall structure with the cage of reinforcement in the pile tube, it connects suitable intensity initiative and reliability can't guarantee at all, particularly when connector box and termination are subjected to external impacts, its connector box produces with concrete inevitably with the termination and separates, can't guarantee to go up stake and following reliable the butt joint, this is present present technique field one of insurmountable technical barrier so far; The 2nd, the compression spring in the connector box in the pile crown plate up and down, after pile tube in depth touches underground water down, produce corrosion inevitably, As time goes on the elasticity of its compression spring will progressively disappear, the pile extension fracture takes place at last inevitably, seriously have influence on the safety factor and the safety of the building of building, this not only exists in the docking of the pile tube of this structure and pile tube, and in the docking of the pile tube of other tube pile structure and pile tube, seriously exist, be the present technique field so far still unsolved technical barrier two; The 3rd, when prefabricated, can't solve up and down pile crown plate and concrete and between the crackle that produced and the spillage phenomenon that caused of pile crown plate up and down, therefore reduced concrete intensity, easily pile breaking phenomenon taken place, this be the present technique field so far still unsolved technical barrier three; The 4th, the skirtboard that had of pile crown plate up and down, the circumferential reinforcement that pilespacing head plate place preceding 5～6 is enclosed can't be put and be welded on the longitudinal reinforcement, therefore the length that the reinforcing bar longitudinal extension is produced when haling longitudinal reinforcement, make before the pile crown plate place on several meters to tens of meters the longitudinal reinforcement acyclic at all to reinforcing bar, prefabricated pile tube, fragmentation takes place in its one inevitably, gently then influence piling quality, heavy then cause piling failure, this is that present present technique field is wanted to solve, but so far four of still unsolved technical barrier; The 5th, can't solve some longitudinal reinforcement longitudinal extension uniformity in the pile tube, can't realize that standardization hales the purpose of reinforcing bar, the bad aftereffect that is produced is: can't guarantee pile tube intensity, can't guarantee the uniformity of some pile tube inherent qualities, be that present present technique field is wanted to solve, but so far five of still unsolved technical barrier; The 6th, cost expense height, the fabricating cost of every block of pile crown plate up to 300 yuan about, increased construction costs widely.
Summary of the invention:
Purpose of design: avoid the weak point in the background technology, designing a kind of one is to guarantee that the steel hoop on the pile tube skeleton not only can be around to pile tube skeleton two ends, and can guarantee that its point is welded on the longitudinal reinforcement of skeleton, guarantee the uniformity of pile tube intensity, the fracture of fundamentally avoiding pile tube is with broken; The 2nd, fundamentally solve some longitudinal reinforcement longitudinal extension uniformity in the pile tube, reinforcing bar is haled in the realization standardization, guarantees the uniformity of industrialized mass production pile tube inherent quality; The 4th, guaranteeing to reduce the cost of production of pile tube (bridge prefabrication plate, electric pole precast body etc.) widely under the pile tube butt joint reliable quality prerequisite.
Design scheme: in order to realize purpose of design of the present invention, the present invention adopts the expansion hanging principle to force the expansion hanging screw moment formation expansion hanging between the pile tube that needs pile extension to dock.On structure design: 1, the design that articulates nut is one of feature of the present invention, and its major function is: the one, and articulate the screw thread in the nut and the screw section of expansion hanging screw and spin, work to hale reinforcing bar, pile extension; The 2nd, have a reinforced hole at the bottom of the cap of nut, the periphery of reinforced hole is reinforcing bar heading Ka Tai, this reinforcing bar heading card platform can be stuck in the reinforcing bar heading that will connect firmly and articulate in the nut.Its major function is: the one, hale the longitudinal reinforcement in the pile tube; The 2nd, be prefabricated component with prefabricated component between (being connected between being connected between pile tube and pile tube, between precast plate and precast plate, bridge pier and bridge pier, electric pole preform rod with between preform rod) when docking, in the expansion hanging screw boss of expansion hanging section insert articulate in the nut lumen and under the effect of the pin that expands with the chamber in inner convex platform form to articulate and combine; Haling longitudinal reinforcement is meant: after articulating the longitudinal reinforcement that nut is through pile tube, heading is upset at the two ends of its longitudinal reinforcement, the heading at its two ends is connected on the reinforcing bar heading Ka Tai that articulates nut firmly, fixedly articulate an end of nut, the other end with hale screw and spin after, hale screw and can realize haling the purpose that longitudinal reinforcement extends; 2, the design of expansion hanging screw is two of a feature of the present invention, its major function is: the one, and the expansion hanging section in the expansion hanging screw is after the insertion by force of the pin that is subjected to expanding, and its expansion hanging section expands in articulating the nut chamber and the expansion hanging boss of expansion hanging paragraph header portion can expand in articulating the nut chamber, articulate with inner convex platform formation in the chamber; The 2nd, the screw section in the expansion hanging screw with articulate nut and spin after, and the expansion hanging section can be docked with articulating nut realization plug-in type expansion hanging in moment, thereby docking with mode moment of expansion hanging between pile tube and pile tube can be finished.
Technical scheme 1: expansion hanging formula pile extension button is by articulating nut (2), expansion hanging screw (4) and pin (10) formation that expands, articulate the screw section that nut (3) is screwed in expansion hanging screw (4), during butt joint, the expansion hanging boss (9) of expansion hanging screw (4) articulates in the expansion hanging nut (2) and with the inner convex platform that articulates nut chamber (11) (8) under the effect of the pin (10) that expands.
Technical scheme 2: the prefabricated component that constitutes by expansion hanging formula pile extension button, prefabricated component (12) two ends are built-in with respectively and articulate nut (2), the heading (14) at some longitudinal reinforcements (13) two ends is connected to respectively on the reinforcing bar heading Ka Tai (5) that articulates in the nut (2) in the prefabricated component (12), and expansion hanging screw (4) is used for docking between prefabricated component and prefabricated component.
Technical scheme 3: prefabricated component that constitutes by expansion hanging formula pile extension button and the docking structure between prefabricated component, the end of two prefabricated components that dock is equipped with several respectively and articulates nut, the screw section of expansion hanging screw is screwed in the screw thread that articulates nut, the expansion hanging section of expansion hanging screw insert articulate articulate in the nut in the nut chamber and with its expansion hanging, finish docking between prefabricated component and prefabricated component.
Technical scheme 4: the preparation method of making prefabricated component by expansion hanging formula pile extension button, it is characterized in that: the heading of some longitudinal reinforcements is stuck in the heading Ka Tai that articulates nut and goes up and put it in the shaping mould in the reinforcing cage, hale simultaneously prefabricated component die cavity one end articulate nut to the power that sets, force some reinforcing bars to extend to the length that sets synchronously after, centrifugal casting or vibration foundry goods, promptly get and have the prefabricated component that articulates nut structure, the expansion hanging screw is used for docking between prefabricated component and prefabricated component.
The present invention compares with background technology, and the one, the defective that the pipe pile reinforcing bar skeleton that does not fundamentally exist background technology to exist separates with pile tube end plate two; The 2nd, the pile extension phenomenon of rupture takes place when fundamentally avoiding present all pile tubes and pile tube pile extension or behind the pile extension, guaranteed the safety factor and the safety of piling quality, fundamentally guaranteed building, particularly the reliability of high-rise building foundation quality; The 3rd, the application is not owing to exist up and down pile crown plate, therefore do not have the crackle that produced between pile crown end plate and the concrete and the spillage phenomenon that caused of pile crown plate up and down, guaranteed pile tube globality and intensity, eliminated the pile breaking phenomenon of background technology existence; The 4th, because the skirtboard that the application does not exist pile crown plate up and down to be had, therefore can make circumferential reinforcement spot weld the longitudinal reinforcement two ends, do not exist to leak to weld and punctuate, when haling longitudinal reinforcement, steel hoop on the longitudinal reinforcement can extend with the extension of longitudinal reinforcement synchronously, guaranteed the uniformity and the globality of pipe pile reinforcing bar skeleton quality, has fundamentally solved piling that background technology exists when stressed, its pile tube fragmentation, the fracture defective; The 5th, the expansion hanging boss combines with articulating articulating of nut inner chamber inner convex platform formation in the expansion hanging screw, has guaranteed the reliable connection between pile tube and pile tube; The 6th, solve the problem that some longitudinal reinforcements in the pile tube can't the standardization longitudinal extension, realized the uniformity of pile tube intensity, pile tube inherent quality; The 6th, reduced the cost of production of pile tube widely, only remove one of tubular pile head end plate, only domestic annual demand is saved about 30 yuan of cost for every more than 100,000,000, can produce unexpected economic benefit and social benefit every year for saving RMB more than 3,000,000,000 yuan; The 7th, start made between pile tube and pile tube, the novel docking structure between precast plate and precast plate, between bridge pier and bridge pier, between electric pole preform rod and preform rod.
Description of drawings:
Fig. 1 is the structural representation of expansion hanging formula pile extension button.
Fig. 2 is the structural representation that articulates nut.
Fig. 3 is the main TV structure schematic diagram of expansion hanging screw.
Fig. 4 is the structural representation that expands and sell.
Fig. 5 is the plan structure schematic diagram of expansion hanging section in the expansion hanging screw.
Fig. 6 is the structural representation of pile tube.
Fig. 7 is the pile tube of expansion hanging formula pile extension button formation and the docking structure schematic diagram between pile tube or bridge pier and bridge pier or electric pole and electric pole.
The specific embodiment:
Embodiment 1: with reference to accompanying drawing 1～5.Expansion hanging formula pile extension button constitutes by articulating nut 2, expansion hanging screw 4 and bloated pin 10, articulate the screw section that nut 3 is screwed in expansion hanging screw 4, during butt joint, the expansion hanging boss 9 of expansion hanging screw 4 articulates in the expansion hanging nut 2 and with the inner convex platform 8 that articulates nut chamber 11 under the effect of the pin 10 that expands, and sees accompanying drawing 1.Articulating nut 2 adopts metal (as steel, stainless steel, alloy steel etc.) or nonmetals (as plastics, synthetic plastic, pottery etc.) by existing casting or injection moulding or ceramic sintering or machining technique making, the center that articulates at the bottom of the cap of nut 2 has reinforced hole 1, and the periphery of reinforced hole 1 is a reinforcing bar heading card platform 5, articulates that the cap mouth of nut 2 is inboard to be screw thread 3.Articulate screw thread 3 in the nut 2 for haling screw thread, accompanying drawing 2; Expansion hanging screw 4 adopts metal (as steel, stainless steel, alloy steel etc.) or nonmetals (as plastics, synthetic plastic etc.) by existing casting or injection moulding or machining technique making, expansion hanging screw 4 is by the pin 10 that expands, expansion hanging section 6 and screw section 7 constitute, expansion hanging section 6 and screw section 7 are overall structure, the expansion hanging head of expansion hanging screw be boss structure and with articulate nut 2 chambeies 11 inner convex platforms 8 and articulate, hanging 9 moments of boss for the ease of the expansion in the expansion hanging screw 4 inserts in the expansion chamber 11 that articulates in the nut, the expansion of expansion hanging screw 4 is hung the arm of angle that connects of the end of boss and outwell a circle, see accompanying drawing 3.Articulate nut 2, expansion hanging screw 4, expand and sell 10 employing metals or nonmetals making; Metal material is meant all kinds of steel and alloy thereof, and nonmetals are batch plastics, resin, nylon, pottery and synthetic materials thereof etc.
Embodiment 2: with reference to accompanying drawing 6.On the basis of embodiment 1, the prefabricated component (pipe shape, square pipe pile etc.) that constitutes by expansion hanging formula pile extension button, the prefabricated component that constitutes by expansion hanging formula pile extension button, prefabricated component 12 two ends are built-in with respectively and articulate nut 2, the heading 14 at some longitudinal reinforcement 13 two ends is connected to respectively on the reinforcing bar heading card platform 5 that articulates in the nut 2 in the prefabricated component 12, and expansion hanging screw 4 is used for docking between prefabricated component and prefabricated component.(this expansion hanging screw 4 is when pile tube docks with pile tube, and the screw section of its expansion hanging screw is screwed in and articulates in the nut 2; When pile tube does not dock with pile tube, its expansion hanging screw 4 with articulate nut 2 and separate, keeping separately).
Embodiment 3: with reference to accompanying drawing 7.On the basis of embodiment 1 and 2, the end of two prefabricated components that dock is equipped with several respectively and articulates nut, the screw section of expansion hanging screw is screwed in the screw thread that articulates nut, the expansion hanging section of expansion hanging screw insert articulate articulate in the nut in the nut chamber and with its expansion hanging, finish docking between prefabricated component and prefabricated component.
Embodiment 4: with reference to accompanying drawing 7.On the basis of embodiment 1 and 2, the docking structure of (between bridge board and bridge board, between electric pole and electric pole or the like) between the prefabricated component and prefabricated component that constitutes by expansion hanging formula pile extension button, the end of two prefabricated components that dock is equipped with several respectively and articulates nut, the screw section of expansion hanging screw is screwed in the screw thread that articulates nut, the expansion hanging section of expansion hanging screw insert articulate articulate in the nut in the nut chamber and with its expansion hanging, finish docking between prefabricated component and prefabricated component.
Embodiment 5: the preparation method of being made prefabricated component by expansion hanging formula pile extension button, it is characterized in that: the heading of some longitudinal reinforcements is stuck in the heading Ka Tai that articulates nut and goes up and put it in the shaping mould in the reinforcing cage, hale simultaneously prefabricated component die cavity one end articulate nut to the power that sets, force some reinforcing bars to extend to the length that sets synchronously after, centrifugal casting or vibration foundry goods, promptly get and have the prefabricated component that articulates nut structure, the expansion hanging screw is used for docking between prefabricated component and prefabricated component.
What need understand is: though the foregoing description is to the present invention's detailed explanation of contrasting; but these embodiment are just illustrative to the present invention; rather than limitation of the present invention, any innovation and creation that do not exceed in the connotation of the present invention all fall within the scope of protection of the present invention.
Claims (2)
1. expansion hanging formula pile extension button is by articulating nut (2) and expansion hanging screw (4) is formed; The center that articulates at the bottom of the cap of nut (2) has reinforced hole (1), the periphery of reinforced hole (1) is reinforcing bar heading Ka Tai, the cap mouth inboard that articulates nut (2) is screw thread (3), is chamber (11) between described reinforcing bar heading Ka Tai and the screw thread (3), has inner convex platform (8) in chamber (11); Expansion hanging screw (4) is made of expand pin (10), expansion hanging section (6) and screw section (7), and expansion hanging section (6) and screw section (7) are overall structure, and the expansion hanging head of expansion hanging section (6) has expansion hanging boss (9); During butt joint, the screw section (7) of expansion hanging screw (4) is screwed in and articulates in the nut (2), the expansion hanging section (6) of expansion hanging screw (4) is inserted in another expansion hanging nut (2), and expansion hanging boss (9) in the effect of the pin (10) that expands down and articulate inner convex platform (8) expansion hanging in the described chamber (11) in the nut (2).
2. expansion hanging formula pile extension button according to claim 1 is characterized in that: articulate screw thread (3) in the nut (2) for haling screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100698902A CN100424279C (en) | 2005-05-17 | 2005-05-17 | Expansion hanging pile connecting fastener and prefab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100698902A CN100424279C (en) | 2005-05-17 | 2005-05-17 | Expansion hanging pile connecting fastener and prefab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1676781A CN1676781A (en) | 2005-10-05 |
| CN100424279C true CN100424279C (en) | 2008-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100698902A Expired - Fee Related CN100424279C (en) | 2005-05-17 | 2005-05-17 | Expansion hanging pile connecting fastener and prefab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100424279C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU211940U1 (en) * | 2021-07-06 | 2022-06-29 | Николай Федорович Буланкин | Seismic-resistant composite pile with a collet joint |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103882863B (en) * | 2014-03-04 | 2015-09-09 | 姚瑜 | A kind of pile tube is exempted from end plate and to be held concurrently resistance to plucking functional unit |
| CN104948554B (en) * | 2015-06-26 | 2018-08-14 | 许顺良 | Bolt-type connector and connection stake |
| CN105114425A (en) * | 2015-09-01 | 2015-12-02 | 许顺良 | U-shaped bolt connecting mechanism for connecting piles |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02213513A (en) * | 1989-02-13 | 1990-08-24 | Taisei Corp | Method of coupling existing concrete pile |
| CN2403821Y (en) * | 2000-01-12 | 2000-11-01 | 钟肇鸿 | Fast connector for steel reinforced concrete precast pile |
| CN2495685Y (en) * | 2001-08-01 | 2002-06-19 | 钟肇鸿 | Quick-action joint for prestressed concrete piles |
| CN1603523A (en) * | 2004-11-16 | 2005-04-06 | 周兆弟 | Upper screw lower connecting pile fastener and precast member |
| CN2795296Y (en) * | 2005-05-17 | 2006-07-12 | 周兆弟 | Expansion hanging type pile extension buckle and prefabricated member |
-
2005
- 2005-05-17 CN CNB2005100698902A patent/CN100424279C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02213513A (en) * | 1989-02-13 | 1990-08-24 | Taisei Corp | Method of coupling existing concrete pile |
| CN2403821Y (en) * | 2000-01-12 | 2000-11-01 | 钟肇鸿 | Fast connector for steel reinforced concrete precast pile |
| CN2495685Y (en) * | 2001-08-01 | 2002-06-19 | 钟肇鸿 | Quick-action joint for prestressed concrete piles |
| CN1603523A (en) * | 2004-11-16 | 2005-04-06 | 周兆弟 | Upper screw lower connecting pile fastener and precast member |
| CN2795296Y (en) * | 2005-05-17 | 2006-07-12 | 周兆弟 | Expansion hanging type pile extension buckle and prefabricated member |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU211940U1 (en) * | 2021-07-06 | 2022-06-29 | Николай Федорович Буланкин | Seismic-resistant composite pile with a collet joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1676781A (en) | 2005-10-05 |
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