CN102493440A - Method for connecting piles, and purely mechanical connection structure for method - Google Patents
Method for connecting piles, and purely mechanical connection structure for method Download PDFInfo
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- CN102493440A CN102493440A CN2011104171180A CN201110417118A CN102493440A CN 102493440 A CN102493440 A CN 102493440A CN 2011104171180 A CN2011104171180 A CN 2011104171180A CN 201110417118 A CN201110417118 A CN 201110417118A CN 102493440 A CN102493440 A CN 102493440A
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Abstract
The invention discloses a method for connecting piles, and a purely mechanical connection structure for the method. The method is characterized in that: each end head plate is at least welded with a connection piece, one inner screw hole is processed at each of two ends of the connection piece, and the connection pieces of the end head plates corresponding to two piles which are needed to be connected are connected through a pile splicing pull plate and bolts. The mechanical connection structure comprises an upper pile end head plate (1) and a lower pile end head plate (2) and is characterized in that: one face of the upper pile end head plate (1) and one face of the lower pile end head plate (2) which are not opposite to each other are symmetrically welded with an upper connection piece (3) and a lower connection piece (4); two ends of each of the upper connection piece (3) and the lower connection piece (4) are provided with inner screw holes; and the corresponding ends of the upper connection piece (3) and the lower connection piece (4) are connected with the pile splicing pull plate (6) through respective pile splicing bolts (5), so that the upper pile end head plate (1) and the lower pile end head plate (2) are connected through the pile splicing pull plate (6). By the method and the purely mechanical connection structure for the method, the piles are connected conveniently and quickly, the connection quality is high, and the compression and pulling resistance of the piles can be obviously improved.
Description
Technical field
The present invention relates to a kind of method of attachment and structure of concrete pile, method of attachment and structure between demanding stake of especially a kind of resistance to compression and extraction-resistant behavior and the stake, method of attachment and pure mechanical connecting structure thereof between specifically a kind of stake and the stake.
Background technology
As everyone knows, preformed pile is the maximum pile foundation material of present use amount, and it comprises Pretensioned spun concrete piles, pretensioning prestressed concrete hollow square pile, the solid side's stake of pretensioning prestressed concrete, prefabricated solid side's stake.At present, above-mentioned pile foundation material has changed the preparation method of cast in situs in the past when producing, adopt the guaranteed factory floor streamline of quality production technology more.
Concrete pile is the very big slender member of a kind of draw ratio.End plate is often used at two ends during making, and main purpose has: one, when making prestressed pile, make whole, the average stretch-draw of whole all tendons of pile; Two, strengthen the intensity of stake end, make it in work progress, can bear bigger pressure; Use when three, stake and stake are welded to connect.
In the pile foundation construction process, between stake and the stake to be connected be an important construction technology, this technology influences bigger to the resistance to compression of single pile resistance to plucking and pile foundation.At present, this connected mode mainly is to connect through welded end plate at the construction field (site), can also weld with the angle steel reinforcement at four angles of stake for precast square pile, strengthens the reliability that stake and stake are connected.But the defective of these methods also is that significantly mainly contain: 1, the construction technology quality is wayward, and the quality of welding is difficult to carry out mechanics and detects; 2, the site operation uncertainty is more, constructional difficulties, and labor strength is big, and welding quality is difficult for guaranteeing.
Summary of the invention
The objective of the invention is to mainly low between existing stake and the stake through the bonding strength that is welded to connect existence; Labour intensity is big; The problem of difficult quality control; Invent a kind of pure mechanical connection, need not weld job and can satisfy the stake of instructions for use and the method for attachment between the stake, design the pure mechanical connecting structure between a kind of stake and the stake simultaneously.
One of technical scheme of the present invention is:
Method of attachment between a kind of stake and the stake; It is characterized in that through on end plate, welding a connector at least; And respectively process an inner bolt hole at the two ends of this connector, the connector on the corresponding end plate of two piles that will be connected through pile extension arm-tie and bolt then links to each other and gets final product.
Two of technical scheme of the present invention is:
Pure mechanical connecting structure between a kind of stake and the stake; It comprises a stake end plate 1 and a following end plate 2; It is characterized in that described going up on stake end plate 1 one side not relative with a following end plate 2 is symmetrically welded with upper connector 3 and following connector 4; The two ends of described upper connector 3 and following connector 4 all are processed with inner bolt hole 8; The corresponding end of upper connector 3 and the following connector 4 all pile extension bolt 5 through separately links to each other with pile extension arm-tie 6, thereby realize going up being connected of a stake end plate 1 and a following end plate 2 through pile extension arm-tie 6, also promptly realized be connected.
The described upper connector of going up on the stake end plate 13 is cross, groined type or parallel lines arranges that the following connector 4 on the correspondingly described end plate 2 also is cross, groined type or parallel lines and arranges.
Described upper connector 3 is the steel of other structures such as round steel structure or steel plate, and described connector 4 down is also for corresponding to the steel of other structures such as round steel structure or steel plate.
The described stake end plate 1 of going up is all the side's plate with holes that matches with pile body, side's plate not with holes or plectane with holes with a following end plate 2, and the hole of described side's plate with holes or plectane with holes is unthreaded hole or screw.
Beneficial effect of the present invention:
1, method of attachment of the present invention help strengthening stake with between the quality that is connected.
2, reduce labor strength, improved workman's efficiency, improved workman's labor safety coefficient.
3, the present invention can make stake stable more, reliable with the quality of connection of stake so that the piling extraction-resistant behavior significantly improves.
Description of drawings
Fig. 1 is the structural representation of existing end plate.Its face shaping can be various forms, can be hollowcore slab (a) like Fig. 1; Also can be solid slab (like Fig. 1 b); Can be square, also can be circular (like figure c).
Fig. 2 is the distribution map of the connector on end plate surface of having welded connector (i.e. tension round steel in the stake) of the present invention, and connector can be provided with 1 or many, but will distribute symmetrically.
Fig. 3 is the syndeton schematic perspective view of hollow square pile of the present invention.
Fig. 4 is the syndeton sketch map of circular hollow pile tube of the present invention.Reference numeral 7 expressions among Fig. 3,4 are arranged in the prestressed reinforcement of concrete pile.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Embodiment one.
Like Fig. 3, shown in 4.
Method of attachment between a kind of stake and the stake; It is to pass through when making end plate; At least weld earlier a connector (claiming tension pole in the stake again) at end plate and the contacted one side of concrete, and respectively process an inner bolt hole at the two ends of this connector, this inner bolt hole 8 is used working of plastics and is stopped up in the preparation process of stake; To prevent that water mud from getting into the back and losing efficacy; Then in needs and other stake when being connected, pass through a block length again and greater than the pile extension arm-tie of two end plate thickness and bolt the inner bolt hole of correspondence has been connected and gets final product, like Fig. 3, shown in 4.Number of connecting pieces and Type of Welding can design as required, and like cross, groined type, parallel linear etc., key is that the arrangement form of the connector on the end plate of the stake that is connected is identical.
Embodiment two.
Shown in Fig. 2-4.
Pure mechanical connecting structure between a kind of stake and the stake; It comprises a stake end plate 1 and a following end plate 2; Last stake end plate 1 is answered supporting manufacturing with a following end plate 2 and is satisfied the requirement of GB; Its shape can be the different shape of GB regulation, and like the side's plate with holes among Fig. 2, side's plate not with holes or plectane with holes, the hole of described side's plate with holes or plectane with holes can be the screw (being used for the stretch-draw of prestressed reinforcement) of unthreaded hole or standard code.Described going up on stake end plate 1 one side not relative with a following end plate 2 is symmetrically welded with upper connector 3 and following connector 4; The mid portion of upper connector 3 and following connector 4 can be different shape such as square, round bar shape (being round steel) etc.; But the two ends of described upper connector 3 and following connector 4 all should be processed with inner bolt hole 8 for connection, and this inner bolt hole 8 blocks up in the concrete pile into the most handy obstruction of casting.The corresponding end of upper connector 3 and the following connector 4 all pile extension bolt 5 through separately (passing earlier in the inner bolt hole that the pile extension arm-tie screws in connector 3,4 ends again) links to each other with pile extension arm-tie 6; Thereby realize going up being connected of a stake end plate 1 and a following end plate 2 through pile extension arm-tie 6, also promptly realized be connected.During practical implementation; The shape of the upper connector 3 on the last stake end plate 1 can be groined type shown in Figure 3 or cross shown in Figure 4; Not can be the parallel lines arrangement, the following connector 4 on the correspondingly described end plate 2 also is groined type (Fig. 3), cross (Fig. 4) or parallel lines and arranges.
Key of the present invention has been welded reinforcement connection " tension round steel in the stake " on end plate be connector; Should " tension round steel in the stake " evenly distribute, internal thread is left in the round steel end, during pile extension; Can be welded to connect end plate through common process earlier; And then through " pile extension arm-tie " and " pile extension bolt " " tension round steel in the stake " is connected, also can not weld, directly with " pile extension bolt " " an interior tension round steel " is connected through " pile extension arm-tie ".After also can carrying out mechanical connection earlier, be welded to connect, being welded to connect as the additional of mechanical connection is key of the present invention again.
The present invention does not relate to all identical with the prior art prior art that maybe can adopt of part and realizes.
Claims (5)
1. the method for attachment between stake and the stake; It is characterized in that through on end plate, welding a connector at least; And respectively process an inner bolt hole at the two ends of this connector, the connector on the corresponding end plate of two piles that will be connected through pile extension arm-tie and bolt then links to each other and gets final product.
2. the pure mechanical connecting structure between stake and the stake; It comprises a stake end plate (1) and a following end plate (2); It is characterized in that described going up on stake end plate (1) one side not relative with a following end plate (2) is symmetrically welded with upper connector (3) and following connector (4); The two ends of described upper connector (3) and following connector (4) all are processed with inner bolt hole (8); The corresponding end of upper connector (3) and following connector (4) all pile extension bolt (5) through separately links to each other with pile extension arm-tie (6); Thereby go up being connected of a stake end plate (1) and a following end plate (2) through pile extension arm-tie (6) realizations, also promptly realized be connected.
3. the pure mechanical connecting structure between stake according to claim 2 and the stake; It is characterized in that the described upper connector of going up on the stake end plate (1) (3) is cross, groined type or parallel lines and arranges, the following connector (4) on the correspondingly described end plate (2) also is cross, groined type or parallel lines and arranges.
4. according to the pure mechanical connecting structure between claim 2 or 3 described stakes and the stake; It is characterized in that the steel of described upper connector (3) for other structures such as round steel structure or steel plates, described connector (4) down is also for corresponding to the steel of other structures such as round steel structure or steel plate.
5. according to the pure mechanical connecting structure between claim 2 or 3 described stakes and the stake; It is characterized in that a described upward stake end plate (1) and a following end plate (2) are all the side's plate with holes that matches with pile body, side's plate not with holes or plectane with holes, the hole of described side's plate with holes or plectane with holes is unthreaded hole or screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104171180A CN102493440A (en) | 2011-12-14 | 2011-12-14 | Method for connecting piles, and purely mechanical connection structure for method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104171180A CN102493440A (en) | 2011-12-14 | 2011-12-14 | Method for connecting piles, and purely mechanical connection structure for method |
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| Publication Number | Publication Date |
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| CN102493440A true CN102493440A (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104171180A Pending CN102493440A (en) | 2011-12-14 | 2011-12-14 | Method for connecting piles, and purely mechanical connection structure for method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102720188A (en) * | 2012-07-11 | 2012-10-10 | 苏州设计研究院股份有限公司 | Pin-jointed type pile joint |
| CN106836179A (en) * | 2016-12-07 | 2017-06-13 | 浙江大学城市学院 | Vertical strengthening ribs enhanced bellows grouting pile and construction method |
Citations (8)
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| JPH0325376A (en) * | 1989-06-22 | 1991-02-04 | Toshiba Corp | Signal width measuring instrument |
| JPH08333743A (en) * | 1995-06-06 | 1996-12-17 | Kojima Seisakusho:Kk | Joint structure of pile body |
| JPH09125376A (en) * | 1995-08-28 | 1997-05-13 | Asahi Chem Ind Co Ltd | Joint structure of pile |
| JPH10298978A (en) * | 1997-04-25 | 1998-11-10 | Asahi Kasei Kenzai Kk | Pile joint structure |
| CN102061703A (en) * | 2011-01-11 | 2011-05-18 | 凌德祥 | Prestressed reinforced concrete withdrawal-resistant hollow pile with connecting structure and connecting piece thereof |
| CN102071686A (en) * | 2010-11-30 | 2011-05-25 | 上海中技桩业股份有限公司 | T-type groove mechanical pile extension structure for prefabricated square pile and construction method |
| CN202000343U (en) * | 2011-01-11 | 2011-10-05 | 凌德祥 | Prestressed reinforced concrete pullout-resistant hollow pile with connection structure and connector for same |
| CN202359553U (en) * | 2011-12-14 | 2012-08-01 | 盐城市同力新型建材有限公司 | Pure mechanical connection structure between piles |
-
2011
- 2011-12-14 CN CN2011104171180A patent/CN102493440A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0325376A (en) * | 1989-06-22 | 1991-02-04 | Toshiba Corp | Signal width measuring instrument |
| JPH08333743A (en) * | 1995-06-06 | 1996-12-17 | Kojima Seisakusho:Kk | Joint structure of pile body |
| JPH09125376A (en) * | 1995-08-28 | 1997-05-13 | Asahi Chem Ind Co Ltd | Joint structure of pile |
| JPH10298978A (en) * | 1997-04-25 | 1998-11-10 | Asahi Kasei Kenzai Kk | Pile joint structure |
| CN102071686A (en) * | 2010-11-30 | 2011-05-25 | 上海中技桩业股份有限公司 | T-type groove mechanical pile extension structure for prefabricated square pile and construction method |
| CN102061703A (en) * | 2011-01-11 | 2011-05-18 | 凌德祥 | Prestressed reinforced concrete withdrawal-resistant hollow pile with connecting structure and connecting piece thereof |
| CN202000343U (en) * | 2011-01-11 | 2011-10-05 | 凌德祥 | Prestressed reinforced concrete pullout-resistant hollow pile with connection structure and connector for same |
| CN202359553U (en) * | 2011-12-14 | 2012-08-01 | 盐城市同力新型建材有限公司 | Pure mechanical connection structure between piles |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102720188A (en) * | 2012-07-11 | 2012-10-10 | 苏州设计研究院股份有限公司 | Pin-jointed type pile joint |
| CN102720188B (en) * | 2012-07-11 | 2015-02-25 | 苏州设计研究院股份有限公司 | Pin-jointed type pile joint |
| CN106836179A (en) * | 2016-12-07 | 2017-06-13 | 浙江大学城市学院 | Vertical strengthening ribs enhanced bellows grouting pile and construction method |
| CN106836179B (en) * | 2016-12-07 | 2018-12-14 | 浙江大学城市学院 | The construction method of vertical strengthening ribs enhanced bellows grouting pile |
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Application publication date: 20120613 |