CN204959738U - Prefabricated concrete tubular pile - Google Patents
Prefabricated concrete tubular pile Download PDFInfo
- Publication number
- CN204959738U CN204959738U CN201520633950.8U CN201520633950U CN204959738U CN 204959738 U CN204959738 U CN 204959738U CN 201520633950 U CN201520633950 U CN 201520633950U CN 204959738 U CN204959738 U CN 204959738U
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- CN
- China
- Prior art keywords
- pipe pile
- concrete pipe
- steel pipe
- joint
- pile cutoff
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a prefabricated concrete tubular pile, include the pile cutoff coupling mechanism who follows last two section at least concrete pipe pile sections that down distribute in proper order and be used for connecting two sections adjacent concrete pipe pile sections, characteristics are that pile cutoff coupling mechanism includes connecting plug and connecting seat, connecting plug is fixed to be set up at the tip of a lesson concrete pipe pile section wherein, the connecting seat is fixed to be set up at the tip of another section concrete pipe pile section wherein, connecting plug inserts the connecting seat, the last a plurality of radial bellied elastic connection round pin that is provided with of connecting plug, be provided with the recess with elastic connection round pin complex the annular clamped on the connecting seat, elastic connection round pin card is established in the the annular clamped recess, the advantage is that elastic connection round pin card is established in the the annular clamped recess after only needing when connecting to insert the connecting seat with connecting plug, and under the prerequisite of having guaranteed firm in connection nature, the attended operation of concrete pipe pile section is more convenient, and direct completion of the connection process just can be used in addition, need not to wait for, so has improved the efficiency of construction.
Description
Technical field
The utility model relates to a kind of engineering pile, especially a kind of prefabricated concrete pipe pile.
Background technology
In engineer applied, prefabricated concrete pipe pile needs one to three joint concrete pipe pile cutoff composition, first by first segment concrete pipe pile cutoff press-in soil during construction, again second section concrete pipe pile cutoff is docked with first segment concrete pipe pile cutoff, then Section of three concrete pipe pile cutoff is docked with second section concrete pipe pile cutoff, pile extension method is generally adopted and is fixedly connected with by electric welding by the termination steel plate that each concrete pipe pile cutoff is arranged, and completes the docking assembling between each joint concrete pipe pile cutoff.But the weld seam at present when pile extension is only the surface distributed around butt joint, and the size of seam cross-section is limited, therefore welding quality arrival rate poor controllability, and weldquality exists hidden danger; Electrode welding process produces a large amount of heats, wait heat to distribute, weld seam temperature decline after just can proceed piling work, therefore need the intermittent time of constructing, and construction intermittent time also bad accurate assurance, often do not drop to standard-required at weld seam temperature and just carry out piling, the integrality of weld seam may be destroyed; There is the operating mode needing the pulling force born upwards in prefabricated concrete pipe pile, and the weld seam resistance to tension formed in pile extension process is poor, therefore there is certain potential safety hazard.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of pile extension process fast and easy and the prefabricated concrete pipe pile be connected firmly.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of prefabricated concrete pipe pile, comprise at least two joint concrete pipe pile cutofves and the pile cutoff bindiny mechanism for being connected the concrete pipe pile cutoff described in two adjacent joints that distribute successively from top to bottom, described pile cutoff bindiny mechanism comprises attachment plug and Connection Block, described attachment plug is fixedly installed the end of the concrete pipe pile cutoff wherein described in a joint, described Connection Block is fixedly installed another end of concrete pipe pile cutoff described in joint wherein, the described Connection Block described in attachment plug insertion, described attachment plug is provided with the resilient attachment pins of multiple radial protrusion, described Connection Block is provided with the annular anchoring groove coordinated with described resilient attachment pins, described resilient attachment pins is fastened in described annular anchoring groove.
Described attachment plug comprises connection end plate, fixed base plate, supporting steel pipe and socket joint steel pipe, described connection end plate is fixedly installed on the end of the concrete pipe pile cutoff wherein described in a joint, described connection end plate is coaxially arranged with center fixing hole and socket joint hole, center, the aperture of described center fixing hole is greater than the aperture in described socket joint hole, center, described fixed base plate is embedded in described center fixing hole, the end of described socket joint steel pipe is all fixedly connected with described fixed base plate with the end of described supporting steel pipe, described supporting steel pipe is coaxially arranged in described socket joint steel pipe, described socket joint steel pipe is plugged in described Connection Block through described socket joint hole, center, be provided with at least two between described socket joint steel pipe and described supporting steel pipe to be uniformly distributed and the radial appearance pin steel pipe extended around described supporting steel pipe, described resilient attachment pins comprises the spring be arranged in described appearance pin steel pipe, shank and plunger, one end of described spring is bearing on described supporting steel pipe, the other end of described spring is bearing in one end of described shank, the other end of described shank is fixedly connected with described plunger, described socket joint steel pipe is provided with pin-and-hole, described plunger is fastened in described annular anchoring groove through described pin-and-hole.When two joint concrete pipe pile cutoff pile extensions, as long as be laminated by two joint concrete pipe pile cutofves, the inside Compress Spring of plunger of resilient attachment pins is also fastened in annular anchoring groove, and now two joint concrete pipe pile cutofves are interconnected firmly, pile extension completes, and whole pile extension process is fast very convenient.
Described appearance pin steel pipe is four, and the appearance pin steel pipe described in four is uniformly distributed around described supporting steel pipe.Strengthen the connectivity robustness between two joint concrete pipe pile cutofves.
Described connection end plate is fixedly installed first reinforcing bar of uniform ring around described concrete pipe pile cutoff and in axial distribution, described Connection Block is fixedly installed second reinforcing bar of uniform ring around described concrete pipe pile cutoff and in axial distribution, the first described reinforcing bar plugs in the concrete pipe pile cutoff be fixed therein described in a joint, the second described reinforcing bar plug be fixed on another joint described in concrete pipe pile cutoff in.The lateral stress of Concrete Structure pile tube section.
Described connection end plate is fixedly installed the first additional dowel coaxially distributed with the first described reinforcing bar, described Connection Block is fixedly installed the second additional dowel coaxially distributed with the second described reinforcing bar, described first additional dowel axially plugs in the concrete pipe pile cutoff be fixed therein described in a joint, described second additional dowel axially plugs and is fixed in another concrete pipe pile cutoff described in joint, the first described reinforcing bar and described first adds dowel on circumferential direction in being dislocatedly distributed, the second described reinforcing bar and described second adds dowel on circumferential direction in being dislocatedly distributed.The lateral stress of further Concrete Structure pile tube section, enhances concrete pipe pile cutoff and the fastness be connected between end plate and Connection Block simultaneously.
Described plunger comprises a clamping inclined-plane and a contraction cambered surface, and be provided with the constant inclined surface matched with described clamping inclined-plane in described annular anchoring groove, described Connection Block is provided with the slip cambered surface coordinated with described contraction cambered surface.When plunger is inwardly shunk, shrink cambered surface to abut in slip cambered surface and to slide along slip cambered surface, plunger is shunk smoothly, when plunger snaps in after in annular anchoring groove, clamping inclined-plane is fastened on constant inclined surface, make plunger reach stationary state, thus two joint concrete pipe pile cutofves are connected and fixed.
When described resilient attachment pins is fastened in described annular anchoring groove, be provided with the first gap that minimum widith is 3 ~ 5mm between the top of described plunger and the bottom land of described annular anchoring groove, between described shank and described socket joint steel pipe, be provided with the second gap that minimum widith is 3 ~ 5mm.Ensure that plunger is when just snapping in annular anchoring groove, gap is left with the bottom land of annular anchoring groove, recall once the active force be applied on concrete pipe pile cutoff, plunger can carry out small movement according to the weight of concrete pipe pile cutoff self, again the correct position of apical grafting in annular anchoring groove is also fixing, finally makes to reach stable connection status between adjacent two joint concrete pipe pile cutofves.
Compared with prior art, the utility model has the advantage of and be connected by the pile cutoff bindiny mechanism be made up of attachment plug and Connection Block between two joint concrete pipe pile cutofves, attachment plug is provided with the resilient attachment pins of multiple radial protrusion, Connection Block is provided with the annular anchoring groove coordinated with resilient attachment pins, after only attachment plug need being inserted Connection Block during connection, resilient attachment pins is fastened in annular anchoring groove, under the prerequisite that ensure that connectivity robustness, the attended operation of concrete pipe pile cutoff is convenient, and connection procedure directly completes and just can use, without the need to waiting for, therefore improve efficiency of construction.
Accompanying drawing explanation
Fig. 1 is Integral connection structure sectional view of the present utility model;
Fig. 2 is the structure enlarged diagram at A place in Fig. 1;
Fig. 3 is part-structure top view of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Embodiment one: a kind of prefabricated concrete pipe pile, comprise the two joint concrete pipe pile cutofves 1 and the pile cutoff bindiny mechanism for being connected two adjacent joint concrete pipe pile cutofves 1 that distribute successively from top to bottom, pile cutoff bindiny mechanism comprises attachment plug and Connection Block 11, attachment plug is fixedly installed the end of a joint concrete pipe pile cutoff 1 wherein, Connection Block 11 is fixedly installed the end of another joint concrete pipe pile cutoff 1 wherein, attachment plug is provided with the resilient attachment pins of two radial protrusions, Connection Block 11 is provided with the annular anchoring groove 111 coordinated with resilient attachment pins, attachment plug comprises and connects end plate 21, fixed base plate 22, supporting steel pipe 23 and socket joint steel pipe 24, connect the end that end plate 21 is fixedly installed a joint concrete pipe pile cutoff 1 wherein, connect on end plate 21 and be fixedly installed first reinforcing bar 31 of uniform ring around concrete pipe pile cutoff 1 and in axial distribution, Connection Block 11 is fixedly installed second reinforcing bar 32 of uniform ring around concrete pipe pile cutoff 1 and in axial distribution, first reinforcing bar 31 plugs and is fixed therein in a joint concrete pipe pile cutoff 1, second reinforcing bar 32 plugs and is fixed in another joint concrete pipe pile cutoff 1, connect end plate 21 and be coaxially arranged with center fixing hole 211 and socket joint hole, center 212, the aperture of center fixing hole 211 is greater than the aperture in socket joint hole, center 212, fixed base plate 22 is embedded in center fixing hole 211, the end of socket joint steel pipe 24 is all fixedly connected with fixed base plate 22 with the end of supporting steel pipe 23, supporting steel pipe 23 is coaxially arranged in socket joint steel pipe 24, socket joint steel pipe 24 is plugged in Connection Block 11 through socket joint hole, center 212, be provided with two between socket joint steel pipe 24 and supporting steel pipe 23 to be uniformly distributed and the radial appearance pin steel pipe 25 extended around supporting steel pipe 23, resilient attachment pins comprises the spring 41 being arranged on and holding in pin steel pipe 25, shank 42 and plunger 43, one end of spring 41 is bearing on supporting steel pipe 23, the other end of spring 41 is bearing in one end of shank 42, the other end of shank 42 is fixedly connected with plunger 43, socket joint steel pipe 24 is provided with pin-and-hole 241, plunger 43 is fastened in annular anchoring groove 111 through pin-and-hole 241.
Embodiment two: remainder is identical with embodiment one, its difference is that concrete pipe pile cutoff 1 is three joints, attachment plug is provided with the resilient attachment pins of four radial protrusions, holding pin steel pipe 25 is four, and four are held pin steel pipe 25 and are uniformly distributed around supporting steel pipe 23.
Embodiment three: remainder is identical with embodiment one, its difference is to connect on end plate 21 and is fixedly installed coaxial the first additional dowel 51 distributed with the first reinforcing bar 31, Connection Block 11 is fixedly installed coaxial the second additional dowel 52 distributed with the second reinforcing bar 32, first additional dowel 51 axially plugs and is fixed therein in a joint concrete pipe pile cutoff 1, second additional dowel 52 axially plugs and is fixed in another joint concrete pipe pile cutoff 1, first reinforcing bar 31 and first adds dowel 51 on circumferential direction in being dislocatedly distributed, second reinforcing bar 32 and second adds dowel 52 on circumferential direction in being dislocatedly distributed.
Embodiment four: remainder is identical with embodiment one, its difference is that plunger 43 comprises a clamping inclined-plane 431 and a contraction cambered surface 432, be provided with the constant inclined surface 61 matched with clamping inclined-plane 431 in annular anchoring groove 111, Connection Block 11 is provided with and the slip cambered surface 62 of shrinking cambered surface 432 and coordinating.
Embodiment five: remainder is identical with embodiment one, its difference is when resilient attachment pins is fastened in annular anchoring groove 111, be provided with the first gap that minimum widith is 3mm between the top of plunger 43 and the bottom land of annular anchoring groove 111, between shank 42 and socket joint steel pipe 24, be provided with the second gap that minimum widith is 3mm.
Embodiment six: remainder is identical with embodiment one, its difference is when resilient attachment pins is fastened in annular anchoring groove 111, be provided with the first gap that minimum widith is 4mm between the top of plunger 43 and the bottom land of annular anchoring groove 111, between shank 42 and socket joint steel pipe 24, be provided with the second gap that minimum widith is 4mm.
Embodiment seven: remainder is identical with embodiment one, its difference is when resilient attachment pins is fastened in annular anchoring groove 111, be provided with the first gap that minimum widith is 5mm between the top of plunger 43 and the bottom land of annular anchoring groove 111, between shank 42 and socket joint steel pipe 24, be provided with the second gap that minimum widith is 5mm.
Claims (7)
1. a prefabricated concrete pipe pile, comprise at least two joint concrete pipe pile cutofves and the pile cutoff bindiny mechanism for being connected the concrete pipe pile cutoff described in two adjacent joints that distribute successively from top to bottom, it is characterized in that described pile cutoff bindiny mechanism comprises attachment plug and Connection Block, described attachment plug is fixedly installed the end of the concrete pipe pile cutoff wherein described in a joint, described Connection Block is fixedly installed another end of concrete pipe pile cutoff described in joint wherein, the described Connection Block described in attachment plug insertion, described attachment plug is provided with the resilient attachment pins of multiple radial protrusion, described Connection Block is provided with the annular anchoring groove coordinated with described resilient attachment pins, described resilient attachment pins is fastened in described annular anchoring groove.
2. a kind of prefabricated concrete pipe pile according to claim 1, it is characterized in that described attachment plug comprises connection end plate, fixed base plate, supporting steel pipe and socket joint steel pipe, described connection end plate is fixedly installed on the end of the concrete pipe pile cutoff wherein described in a joint, described connection end plate is coaxially arranged with center fixing hole and socket joint hole, center, the aperture of described center fixing hole is greater than the aperture in described socket joint hole, center, described fixed base plate is embedded in described center fixing hole, the end of described socket joint steel pipe is all fixedly connected with described fixed base plate with the end of described supporting steel pipe, described supporting steel pipe is coaxially arranged in described socket joint steel pipe, described socket joint steel pipe is plugged in described Connection Block through described socket joint hole, center, be provided with at least two between described socket joint steel pipe and described supporting steel pipe to be uniformly distributed and the radial appearance pin steel pipe extended around described supporting steel pipe, described resilient attachment pins comprises the spring be arranged in described appearance pin steel pipe, shank and plunger, one end of described spring is bearing on described supporting steel pipe, the other end of described spring is bearing in one end of described shank, the other end of described shank is fixedly connected with described plunger, described socket joint steel pipe is provided with pin-and-hole, described plunger is fastened in described annular anchoring groove through described pin-and-hole.
3. a kind of prefabricated concrete pipe pile according to claim 2, it is characterized in that described appearance pin steel pipe is four, the appearance pin steel pipe described in four is uniformly distributed around described supporting steel pipe.
4. a kind of prefabricated concrete pipe pile according to claim 2, it is characterized in that described connection end plate being fixedly installed first reinforcing bar of uniform ring around described concrete pipe pile cutoff and in axial distribution, described Connection Block is fixedly installed second reinforcing bar of uniform ring around described concrete pipe pile cutoff and in axial distribution, the first described reinforcing bar plugs in the concrete pipe pile cutoff be fixed therein described in a joint, the second described reinforcing bar plug be fixed on another joint described in concrete pipe pile cutoff in.
5. a kind of prefabricated concrete pipe pile according to claim 4, it is characterized in that described connection end plate being fixedly installed the first additional dowel coaxially distributed with the first described reinforcing bar, described Connection Block is fixedly installed the second additional dowel coaxially distributed with the second described reinforcing bar, described first additional dowel axially plugs in the concrete pipe pile cutoff be fixed therein described in a joint, described second additional dowel axially plugs and is fixed in another concrete pipe pile cutoff described in joint, the first described reinforcing bar and described first adds dowel on circumferential direction in being dislocatedly distributed, the second described reinforcing bar and described second adds dowel on circumferential direction in being dislocatedly distributed.
6. a kind of prefabricated concrete pipe pile according to Claims 2 or 3, it is characterized in that described plunger comprises a clamping inclined-plane and a contraction cambered surface, be provided with the constant inclined surface matched with described clamping inclined-plane in described annular anchoring groove, described Connection Block is provided with the slip cambered surface coordinated with described contraction cambered surface.
7. a kind of prefabricated concrete pipe pile according to claim 2, it is characterized in that when described resilient attachment pins is fastened in described annular anchoring groove, be provided with the first gap that minimum widith is 3 ~ 5mm between the top of described plunger and the bottom land of described annular anchoring groove, between described shank and described socket joint steel pipe, be provided with the second gap that minimum widith is 3 ~ 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520633950.8U CN204959738U (en) | 2015-08-20 | 2015-08-20 | Prefabricated concrete tubular pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520633950.8U CN204959738U (en) | 2015-08-20 | 2015-08-20 | Prefabricated concrete tubular pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204959738U true CN204959738U (en) | 2016-01-13 |
Family
ID=55054813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520633950.8U Withdrawn - After Issue CN204959738U (en) | 2015-08-20 | 2015-08-20 | Prefabricated concrete tubular pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204959738U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113503A (en) * | 2015-08-20 | 2015-12-02 | 宁波大学 | Precast concrete tubular pile |
| CN109056818A (en) * | 2018-08-27 | 2018-12-21 | 嘉兴汇昌塑业有限公司 | A kind of leak check well bellmouth convenient for operation |
-
2015
- 2015-08-20 CN CN201520633950.8U patent/CN204959738U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113503A (en) * | 2015-08-20 | 2015-12-02 | 宁波大学 | Precast concrete tubular pile |
| CN109056818A (en) * | 2018-08-27 | 2018-12-21 | 嘉兴汇昌塑业有限公司 | A kind of leak check well bellmouth convenient for operation |
| CN109056818B (en) * | 2018-08-27 | 2021-07-02 | 嘉兴汇昌塑业有限公司 | Leakproofness inspection shaft bellmouth convenient to operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160113 Effective date of abandoning: 20170524 |
|
| AV01 | Patent right actively abandoned |