CN102071686A - T-type groove mechanical pile extension structure for prefabricated square pile and construction method - Google Patents
T-type groove mechanical pile extension structure for prefabricated square pile and construction method Download PDFInfo
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- CN102071686A CN102071686A CN2010105662344A CN201010566234A CN102071686A CN 102071686 A CN102071686 A CN 102071686A CN 2010105662344 A CN2010105662344 A CN 2010105662344A CN 201010566234 A CN201010566234 A CN 201010566234A CN 102071686 A CN102071686 A CN 102071686A
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Abstract
The invention relates to a T-type groove mechanical pile extension structure for a prefabricated square pile, wherein the end part of the prefabricated square column to be butted is provided with an end plate for butting; the structure is characterized in that a groove is arranged on the side surface of the end plate; the side surfaces of the end plates butted with each other are provided with trapezoidal clamp bodies; and the trapezoidal clamp bodies are meshed with the groove on the side surface of the end plate so that the butted end plates are fixedly connected with each other. The pile extension mode of the uplift resisting square pile provided by the invention adopts mechanical connection which can relatively reduce mechanical connections, improve connection reliability, reduce potential safety hazard of foundation engineering and further ensure the safety of buildings.
Description
Technical field
The present invention is that a kind of syndeton that is used for the precast square pile foundation pile is particularly useful for a kind of structure connection of resistance to plucking foundation pile and the concrete operation method that is directed to this kind structure.
Background technology
Along with the raising of modern architecture significance level and the variation of form of structure, construction work improves constantly the ground processing requirements, all kinds of in the past structure foundations are handled used concrete tubular pile, concrete prefabricated side stake as the support between bearing stratum and the superstructure and power transmission rod member mostly as permanent pressure bearing pile, mainly bear vertical uniform load q, but present underground garage, the market, underground structures such as pond are more and more, the essential stake commonly used of specific occasions such as basement is uplift pile, several years ago, a lot of resistance to plucking engineerings are selected pile for prestressed pipe for use, because its joint is welded to connect drawbacks such as unreliable, cause certain potential safety hazard to engineering, existing Jiangsu, Tianjin, formally send the documents and it is used as uplift pile limits in areas such as Fujian.
Though the stake of prestressed centrifugally side is taked reinforcement measure to the resistance to plucking pile extension, but still continue to use welding manner, because after stake is welded to connect with stake, nature cooling 8-10min need be carried out and pile sinking can be continued, wasted a large amount of time, influenced the efficient of construction, many pile foundation construction personnel just continue pile sinking not according to welding requirements, after not waiting the weld cooling simultaneously, reduce the quality of pile extension greatly, buried great potential safety hazard for whole engineering.Modes such as in order to fully play the extraction-resistant behavior of all kinds of concrete piles, the reliability that raising connects is guaranteed the safety of structure, and each side's appealing uplift pile employing machinery is sealed connect.
Summary of the invention
Technical problem to be solved by this invention is, overcome the technical problem that exists in the prior art, a kind of T type scouring machine tool pile extension structure that is used for precast square pile is provided, and this structure can satisfy especially resistance to plucking design and construction demand of foundation pile construction, guarantees the reliability of pile extension.The job practices of the T type scouring machine tool pile extension of this precast square pile also is provided simultaneously.
In order to address the above problem technical scheme of the present invention is such:
A kind of T type scouring machine tool pile extension structure that is used for precast square pile, need the end of the precast square pile of butt joint to be provided with the end plate that is used to dock, the side of end plate is provided with groove, the end plate of butt joint is provided with trapezoidal card body in the side mutually, and trapezoidal card body makes the end plate that docks fixedly connected with the mutual interlock of the groove of end plate side.
The end plate side at groove place is provided with screw, the corresponding connecting hole that also is provided with on the trapezoidal card body, and trapezoidal card body is connected on the end plate side at groove place by bolt.
The end plate side at groove place is provided with at least two screws.
Described end plate comprises a Plate with web, and the Plate with web middle part is provided with an end plate bore, and Plate with web also connects a pile ring cover.
Be evenly equipped with a plurality of reinforced holes on the described Plate with web, described reinforced hole comprises a stretch-draw hole, is arranged on the sliding muscle groove of stretch-draw hole sidewall, and stretch-draw hole side also is provided with main muscle pier nose hole on the Plate with web.
Described trapezoidal card body two ends are provided with the frange plate that exceeds recess width.
A kind of job practices of T type scouring machine tool pile extension structure of precast square pile may further comprise the steps:
1) precast square pile single-unit stake making finishes and with behind the end plate installation in position, with supporting dormant bolt the screw on the end plate side is protected;
2) be ready for the supporting trapezoidal card body of end plate according to structural requirement;
3) during the pile extension contraposition, the steel plate that to be furnished with identical screw with the end plate side on two vertical planes of down joint stake is connected with corresponding bolt hole in the lump with trapezoidal card body, mutually perpendicular two steel plates play positioning action, be convenient to fixing between the trapezoidal card body of other two directions of offcenter squared pile and the two end plates, adopt to screw herein and be connected with the supporting bolt of screw, after treating that this two vertical planes connection finishes, two steel plates that will be used to locate again shirk, and the bolt of finishing other two vertical planes again connects.
The mechanical system pile extension is that Foundation Design is handled a kind of trend that connects, especially uplift pile engineering.The resistance to plucking precast square pile be a kind ofly be designed, novel building foundation pile that unit in charge of construction is progressively approved, because the performance and the uplift pile bonding strength of uplift pile itself have determined this kind stake to be used for the feasibility of resistance to plucking engineering, the described resistance to plucking side's stake of this invention pile extension mode adopts mechanical type to connect, can reduce the mechanical connection point relatively, improve the reliability that connects, reduce the potential safety hazard of Foundation Design, further guarantee the safety of structure.
Description of drawings
Describe the present invention in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is a T type scouring machine tool pile extension integral installation distribution structure schematic diagram of the present invention.
Fig. 2 is a T type scouring machine tool pile extension decomposition texture schematic diagram of the present invention.
Fig. 3 is a tip plate configurations stereoscopic-state schematic diagram of the present invention.
Fig. 3 a is an end plate plane structure view of the present invention.
Fig. 3 b is an end plate side structure view of the present invention.
Fig. 4 is a trapezoidal card body stereochemical structure view of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Referring to Fig. 1-Fig. 4, a kind of T type scouring machine tool pile extension structure that is used for precast square pile, mainly constitute by precast square pile end plate 1 and trapezoidal card body 3, during the butt joint of two precast square piles, utilize the trapezoidal groove 2 on the two precast square pile end plate sides to carry out interlock with external four trapezoidal card bodies 3, by bolt 16 trapezoidal card body is screwed with the screw 4 at end plate grooves 2 places again and be connected, guarantee being connected and fixed of two joint stakes.
The collar apertures 6 that end plate 1 in this mechanical connecting structure is provided with by Plate with web 5, Plate with web 5 surfaces, be connected reinforced hole structure 9, the end plate bore 10 that a plurality of screws 4 of being provided with on up and down groove surface 8 of pile protection hoop 7 on the collar apertures 6, four ad hoc trapezoidal grooves that are used to be connected 2 in side, groove, the groove and Plate with web surface be symmetrically distributed and form jointly.Square endplate 1 is provided with collar apertures 6 and Plate with web 5 can be connected with pile protection hoop 7.Described reinforced hole structure 9 includes main muscle heading hole 13, the coupled stretch-draw hole 15 that sliding muscle groove 14 is arranged and be connected with cunning muscle groove.Reinforced hole structure 9 is even distributed architecture, totally eight is distributed on the end plate 1.End plate bore 10 can be for square or circular.
Groove 11 bottoms of trapezoidal card body 3 are provided with a plurality of connecting holes 17, connecting hole 17 evenly distributes in trapezoidal card body bottom, be convenient to connect, reduced the tie point of pile extension simultaneously, more can guarantee to connect the reliability of back quality, trapezoidal in addition card body not only connects two pile end plates by groove, groove is with after the groove surface of end plate is connected by bolt, along with bolt to be screwed into the degree of depth dark more, end plate and groove contact surface are fitted more, stop draw-in groove and two end plates fully and take off and connect or leave the slit, simultaneously frange plate increased trapezoidal card body with two between contact area, can increase the integral rigidity of two joints like this.
A kind of job practices of T type scouring machine tool pile extension structure of precast square pile:
(1) after precast square pile single-unit stake making finishes, promptly the end plate of stake end is installed after connecting the structural requirement making of thin portion according to above-mentioned end plates, needs behind end plate and the reinforcing cage installation in position with supporting dormant bolt thread in the screw 4 to be protected.
(2) require preparation and the matching used trapezoidal card body 3 of end plate according to syndeton.
(3) during the pile extension contraposition, the steel plate (only being used for the pile extension contraposition) that to be furnished with identical screw 4 with the end plate side on two vertical planes of down joint stake is connected with corresponding screw 4 in the lump with trapezoidal card body 3, mutually perpendicular two steel plates play positioning action, fixing between the trapezoidal card body 3 of other two directions of the side's of being convenient to stake and the two end plates, adopt herein and pass trapezoidal card body with the supporting bolt 16 of screw 4 and screw and be connected, after treating that this two vertical planes connection finishes, two steel plates that will be used to locate again shirk, and the bolt of finishing other two vertical planes connects.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the manual just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1. T type scouring machine tool pile extension structure that is used for precast square pile, the end of the precast square pile of required butt joint is provided with the end plate that is used to dock, it is characterized in that, the side of end plate is provided with groove, the end plate of butt joint is provided with trapezoidal card body in the side mutually, and trapezoidal card body makes the end plate that docks fixedly connected with the mutual interlock of the groove of end plate side.
2. a kind of T type scouring machine tool pile extension structure that is used for precast square pile according to claim 1, it is characterized in that, the end plate side at groove place is provided with screw, the corresponding connecting hole that also is provided with on the trapezoidal card body, and trapezoidal card body is connected on the end plate side at groove place by bolt.
3. a kind of T type scouring machine tool pile extension structure that is used for precast square pile according to claim 2 is characterized in that the end plate side at groove place is provided with at least two screws.
4. a kind of T type scouring machine tool pile extension structure that is used for precast square pile according to claim 1 is characterized in that described end plate comprises a Plate with web, and the Plate with web middle part is provided with an end plate bore, and Plate with web also connects a pile ring cover.
5. a kind of T type scouring machine tool pile extension structure that is used for precast square pile according to claim 4, it is characterized in that, be evenly equipped with a plurality of reinforced holes on the described Plate with web, described reinforced hole comprises a stretch-draw hole, is arranged on the sliding muscle groove of stretch-draw hole sidewall, and stretch-draw hole side also is provided with main muscle pier nose hole on the Plate with web.
6. a kind of T type scouring machine tool pile extension structure that is used for precast square pile according to claim 1 is characterized in that described trapezoidal card body two ends are provided with the frange plate that exceeds recess width.
7. the job practices of the T type scouring machine tool pile extension structure of a precast square pile is characterized in that, may further comprise the steps:
1) precast square pile single-unit stake making finishes and with behind the end plate installation in position, with supporting dormant bolt the screw on the end plate side is protected;
2) be ready for the supporting trapezoidal card body of end plate according to structural requirement;
3) during the pile extension contraposition, the steel plate that to be furnished with identical screw with the end plate side on two vertical planes of down joint stake is connected with corresponding bolt hole in the lump with trapezoidal card body, mutually perpendicular two steel plates play positioning action, be convenient to fixing between the trapezoidal card body of other two directions of offcenter squared pile and the two end plates, adopt to screw herein and be connected with the supporting bolt of screw, after treating that this two vertical planes connection finishes, two steel plates that will be used to locate again shirk, and the bolt of finishing other two vertical planes again connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105662344A CN102071686A (en) | 2010-11-30 | 2010-11-30 | T-type groove mechanical pile extension structure for prefabricated square pile and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105662344A CN102071686A (en) | 2010-11-30 | 2010-11-30 | T-type groove mechanical pile extension structure for prefabricated square pile and construction method |
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| CN102071686A true CN102071686A (en) | 2011-05-25 |
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| CN2010105662344A Pending CN102071686A (en) | 2010-11-30 | 2010-11-30 | T-type groove mechanical pile extension structure for prefabricated square pile and construction method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493440A (en) * | 2011-12-14 | 2012-06-13 | 盐城市同力新型建材有限公司 | Method for connecting piles, and purely mechanical connection structure for method |
| CN102535454A (en) * | 2012-03-02 | 2012-07-04 | 江苏中技桩业有限公司 | Multi-nut-bed assembly type uplift resistance connector |
| CN102587364A (en) * | 2012-03-27 | 2012-07-18 | 盐城市同力新型建材有限公司 | Connecting method between piles and simple mechanical connection structure between piles |
| CN102758431A (en) * | 2012-08-01 | 2012-10-31 | 天津建城基业集团有限公司 | Solid square pile joint connection structure |
| CN103790153A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Circular buckle plate mechanical pile splicing method for precast square piles |
| CN103790158A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Square buckle plate mechanical pile splicing method for tubular piles |
| CN103790156A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Square buckle plate mechanical pile splicing method for precast square piles |
| CN103790157A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Circular buckle plate mechanical pile splicing method for precast square piles |
| CN104859049A (en) * | 2011-08-12 | 2015-08-26 | 朱月琴 | Pre-stressed concrete solid square pile production device |
| CN110685274A (en) * | 2019-11-14 | 2020-01-14 | 马鞍山宏泰建材股份有限公司 | Square pile end plate butt joint connection structure |
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| JPH08333743A (en) * | 1995-06-06 | 1996-12-17 | Kojima Seisakusho:Kk | Joint structure of pile body |
| JP3874867B2 (en) * | 1997-01-13 | 2007-01-31 | ユニタイト株式会社 | Fastening method and fastening structure of PC concrete pile |
| CN101851918A (en) * | 2010-06-12 | 2010-10-06 | 江苏建华管桩有限公司 | Mechanical connection structure used for uplift pile foundation and connection method thereof |
| CN101851917A (en) * | 2010-06-12 | 2010-10-06 | 江苏建华管桩有限公司 | Connection structure used for pull-out resistant pile foundation and connecting method thereof |
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2010
- 2010-11-30 CN CN2010105662344A patent/CN102071686A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08333743A (en) * | 1995-06-06 | 1996-12-17 | Kojima Seisakusho:Kk | Joint structure of pile body |
| JP3874867B2 (en) * | 1997-01-13 | 2007-01-31 | ユニタイト株式会社 | Fastening method and fastening structure of PC concrete pile |
| CN101851918A (en) * | 2010-06-12 | 2010-10-06 | 江苏建华管桩有限公司 | Mechanical connection structure used for uplift pile foundation and connection method thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104859049A (en) * | 2011-08-12 | 2015-08-26 | 朱月琴 | Pre-stressed concrete solid square pile production device |
| CN104924452A (en) * | 2011-08-12 | 2015-09-23 | 朱月琴 | Tension pile splicing device for prestressed concrete solid square pile |
| CN102493440A (en) * | 2011-12-14 | 2012-06-13 | 盐城市同力新型建材有限公司 | Method for connecting piles, and purely mechanical connection structure for method |
| CN102535454A (en) * | 2012-03-02 | 2012-07-04 | 江苏中技桩业有限公司 | Multi-nut-bed assembly type uplift resistance connector |
| CN102535454B (en) * | 2012-03-02 | 2014-05-28 | 江苏中技桩业有限公司 | Multi-nut-bed assembly type uplift resistance connector |
| CN102587364A (en) * | 2012-03-27 | 2012-07-18 | 盐城市同力新型建材有限公司 | Connecting method between piles and simple mechanical connection structure between piles |
| CN102758431A (en) * | 2012-08-01 | 2012-10-31 | 天津建城基业集团有限公司 | Solid square pile joint connection structure |
| CN103790153A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Circular buckle plate mechanical pile splicing method for precast square piles |
| CN103790158A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Square buckle plate mechanical pile splicing method for tubular piles |
| CN103790156A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Square buckle plate mechanical pile splicing method for precast square piles |
| CN103790157A (en) * | 2012-10-26 | 2014-05-14 | 上海中技桩业股份有限公司 | Circular buckle plate mechanical pile splicing method for precast square piles |
| CN110685274A (en) * | 2019-11-14 | 2020-01-14 | 马鞍山宏泰建材股份有限公司 | Square pile end plate butt joint connection structure |
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Application publication date: 20110525 |