CN212772325U - Stabilizing assembly for prestressed concrete pipe pile - Google Patents
Stabilizing assembly for prestressed concrete pipe pile Download PDFInfo
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- CN212772325U CN212772325U CN202021205678.0U CN202021205678U CN212772325U CN 212772325 U CN212772325 U CN 212772325U CN 202021205678 U CN202021205678 U CN 202021205678U CN 212772325 U CN212772325 U CN 212772325U
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Abstract
The utility model relates to a prestressed concrete tubular pile technical field discloses a firm subassembly for prestressed concrete tubular pile, including pile body and pile point, the pile point is including laminating the annular plate on the end plate of pile body tip, the setting is kept away from pile body one at the annular plate and is served and be conical connecting cover, the internal thread has been seted up on the week side inner wall of connecting cover tip, the welding has the external screw thread ring that is used for threaded connection on the internal thread on the annular plate, the annular plate keeps away from the both sides of connecting cover one end and all has welded the spring steel board, the spring steel board is the arc and is used for the laminating on the pile body inner wall, be provided with two-way lead screw between the spring steel board of both sides, the welding has the thread bush of threaded connection at two-way lead screw tip on the spring steel board, the middle part cover.
Description
Technical Field
The utility model relates to a prestressed concrete tubular pile technical field, in particular to a firm subassembly for prestressed concrete tubular pile.
Background
The existing pile sinking method of the prestressed concrete pipe pile is divided into a hammering machine and a static pressure machine, wherein a pile pressing machine is used at a corresponding construction site, the pipe pile can be fed into the pile pressing machine, so that pile hanging is completed, a pile tip needs to be welded on an end plate at the end part of the pipe pile after pile hanging is completed, and the pipe pile is inserted into the ground through the pile tip.
At present, chinese patent with publication number CN207760850, the publication date of 24.8.2018 discloses a tubular pile stake point, including stake point main part, it is top, screw hole, shell, screw rod, support frame, main tributary vaulting pole, the end cover, first arc, the slider, spring and second arc, stake point main part bottom is provided with top, top is provided with the shell, the inside support frame that is provided with of shell, the shell top is provided with the end cover, spout top both sides all are provided with first arc, link to each other through the spring between the first arc, first arc top surface all welds the second arc.
This kind of tubular pile stake point is provided with support frame and top, and the support frame is located inside the shell, makes shell intensity improve, and the shell is difficult for breaking, and top tip can be more convenient get into in soil, improves work efficiency, is provided with first arc and spring, and in the second arc got into the tubular pile, the first arc card of recycling was inside the tubular pile, fixed stake point main part, and the stake point is easily fixed when the welding, reduces welding time.
The pile tip of the tubular pile is acted on the first arc-shaped plate and the second arc-shaped plate through the elastic restoring force of the spring, so that the first arc-shaped plate and the second arc-shaped plate are tightly propped against the inner wall of the tubular pile, and the pile tip is limited at the lower end of the tubular pile through the friction force between the tubular pile and the first arc-shaped plate and the tubular pile; however, the pile tip is usually of a steel structure, so that the weight of the pile tip is relatively large, and the pile tip cannot be stably limited at the lower end of the tubular pile only by the elastic restoring force of the spring, and finally the pile tip can fall off during welding.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a firm subassembly for prestressed concrete tubular pile can be more stable with the stake point spacing at the tubular pile lower extreme.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a firm subassembly for prestressed concrete tubular pile, includes pile body and stake point, the stake point is kept away from pile body one end and is conical connecting cover including laminating annular plate, setting on the end plate of pile body tip at the annular plate, the internal thread has been seted up on the week side inner wall of connecting cover tip, the welding has the external screw thread ring that is used for threaded connection on the internal thread on the annular plate, the annular plate is kept away from the both sides of connecting cover one end and all has the spring steel board, the spring steel board is the arc and is used for laminating on the pile body inner wall, both sides be provided with two-way lead screw between the spring steel board, the last welding of spring steel board has the thread bush of threaded connection at two-way lead screw tip, the middle part cover of two-way lead screw is established and is.
The utility model discloses a further set up to: and a rubber pad tightly propped against the inner wall of the pile body is bonded on the outer wall of the spring steel plate.
The utility model discloses a further set up to: and a reinforcing plate is welded in the connecting cover and at one end far away from the annular plate.
The utility model discloses a further set up to: a plurality of reinforcing ribs which are distributed along the inner wall of the connecting cover at even intervals are welded between the reinforcing plate and the inner wall of the connecting cover.
To sum up, the utility model discloses following beneficial effect has:
1. when the pile tip needs to be welded on the end plate of the pile body, the annular plate is firstly attached on the end plate of the pile body, meanwhile, two spring steel plates on the annular plate are embedded in the pile body, then the driving nut on the bidirectional screw rod is rotated through a spanner so as to drive the bidirectional screw rod to rotate, because the two ends of the bidirectional screw rod are in threaded connection with the thread sleeves on the two spring steel plates, the rotation of the bidirectional screw rod can drive the two thread sleeves to move towards the direction away from each other, therefore, the spring steel plates on the two sides elastically deform towards the side away from each other, then the spring steel plates can be tightly abutted to the inner wall of the pile body, the thrust of the bidirectional screw rod to the spring steel plates can firmly abut to the inner wall of the pile body along with the continuous rotation of the bidirectional screw rod, finally, the annular plates can be firmly limited at the lower end of the pile body, and the possibility that the annular plates fall off from the end plates of the pile body when the peripheral sides of the annular plates are welded is reduced;
then, the internal thread arranged on the inner wall of the connecting cover can be utilized, and the internal thread can be in threaded connection with the external thread ring on the annular plate, so that the connecting cover can be detachably connected on the annular plate, the pile tip can conveniently sink in soil through the conical connecting cover, and finally the pile tip can be stably limited at the lower end of the tubular pile;
2. the rubber pad tightly propped against the inner wall of the pile body is adhered to the outer wall of the spring steel plate, and the rubber pad can be tightly propped against the inner wall of the pile body, so that the friction force between the rubber pad and the inner wall of the pile body is increased, and finally, the annular plate can be firmly limited at the lower end of the pile body;
3. the reinforcing plate is welded at one end of the connecting cover, which is far away from the annular plate, so that the structural strength in the connecting cover can be enhanced by the reinforcing plate, and the sinking of the pile tip in soil is facilitated;
4. a plurality of reinforcing ribs welded between the reinforcing plate and the inner wall of the connecting cover are utilized, and the structural strength in the connecting cover can be further enhanced by the plurality of reinforcing ribs.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
fig. 2 is a structural sectional view of the present invention.
Reference numerals: 1. a pile body; 2. pile tip; 21. an annular plate; 211. an externally threaded ring; 22. a connecting cover; 221. an internal thread; 3. a spring steel plate; 31. a threaded sleeve; 4. a bidirectional screw rod; 41. a drive nut; 5. a rubber pad; 6. a reinforcing plate; 7. and (5) reinforcing ribs.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a firm subassembly for prestressed concrete tubular pile, refer to FIG. 1, this kind of firm subassembly for prestressed concrete tubular pile includes pile body 1 and pile tip 2, pile tip 2 includes annular plate 21 and connecting cover 22, wherein annular plate 21 is used for the laminating on the end plate of pile body 1 tip, the week side that pile tip 2 location finished back annular plate 21 just needs to weld on the end plate, connecting cover 22 then can dismantle to connect on one end that pile body 1 was kept away from to annular plate 21 simultaneously, and connecting cover 22 is conical, wherein seted up internal thread 221 on the week side inner wall of connecting cover 22 tip, and the welding has the external screw thread ring 211 that is used for threaded connection on internal thread 221 on annular plate 21.
Referring to fig. 1, a reinforcing plate 6 is further welded inside the connecting cover 22 and at one end far away from the annular plate 21, wherein a plurality of reinforcing ribs 7 are welded between the reinforcing plate 6 and the inner wall of the connecting cover 22, the plurality of reinforcing ribs 7 are distributed along the inner wall of the connecting cover 22 at uniform intervals, and the reinforcing plate 6 and the reinforcing ribs 7 can increase the structural strength of the connecting cover 22.
Referring to fig. 1 and 2, spring steel plates 3 are welded on two sides of an annular plate 21 far away from one end of a connecting cover 22, the spring steel plates 3 are arc-shaped and are used for being attached to the inner wall of a pile body 1, the spring steel plates 3 are made of spring steel, meanwhile, two-way screw rods 4 are arranged between the spring steel plates 3 on two sides, threaded sleeves 31 in threaded connection at the end portions of the two-way screw rods 4 are welded on the spring steel plates 3, corresponding threads are formed in the inner walls of the threaded sleeves 31, driving nuts 41 are sleeved and welded in the middle of the two-way screw rods 4, and rubber pads 5 abutting against the inner wall of the pile body 1 are bonded on the outer walls of the.
The principle is as follows: when the pile tip 2 needs to be welded on the end plate of the pile body 1, the annular plate 21 is firstly attached to the end plate of the pile body 1, two spring steel plates 3 on the annular plate 21 are embedded in the pile body 1, then the driving nut 41 on the bidirectional screw rod 4 is rotated through the wrench so as to drive the bidirectional screw rod 4 to rotate, as the two ends of the bidirectional screw rod 4 are in threaded connection with the thread sleeves 31 on the two spring steel plates 3, the rotation of the bidirectional screw rod 4 can drive the two thread sleeves 31 to move towards the direction away from each other, so that the spring steel plates 3 on the two sides elastically deform towards the side away from each other, then the spring steel plates 3 can be tightly pressed on the inner wall of the pile body 1, along with the continuous rotation of the bidirectional screw rod 4, the thrust of the bidirectional screw rod 4 to the spring steel plates 3 enables the spring steel plates 3 and the rubber pads 5 to be firmly pressed on the inner wall of the pile body 1, and finally the annular plate, the possibility that the circumferential side of the annular plate 21 falls off from the end plate of the pile body 1 during welding is reduced.
Then can utilize the internal thread 221 of seting up on the connecting cover 22 inner wall, internal thread 221 can be threaded connection on the external screw thread ring 211 on the annular plate 21 to realize connecting cover 22 and can dismantle the connection on annular plate 21, can be convenient for stake point 2 to sink in earth through conical connecting cover 22, finally can realize more stable with stake point 2 spacing at the tubular pile lower extreme.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (4)
1. The utility model provides a subassembly that stabilizes for prestressed concrete tubular pile, includes pile body (1) and stake point (2), its characterized in that: the pile tip (2) comprises an annular plate (21) attached to an end plate at the end part of the pile body (1) and a conical connecting cover (22) arranged at one end of the annular plate (21) far away from the pile body (1), an internal thread (221) is arranged on the inner wall of the peripheral side of the end part of the connecting cover (22), an external thread ring (211) which is in threaded connection with the internal thread (221) is welded on the annular plate (21), spring steel plates (3) are welded on both sides of one end of the annular plate (21) far away from the connecting cover (22), the spring steel plates (3) are arc-shaped and are attached to the inner wall of the pile body (1), a bidirectional screw rod (4) is arranged between the spring steel plates (3) at two sides, a threaded sleeve (31) which is in threaded connection with the end part of the bidirectional screw rod (4) is welded on the spring steel plate (3), the middle part of the bidirectional screw rod (4) is sleeved with and welded with a driving nut (41).
2. A stabilizing assembly for prestressed concrete pipe piles according to claim 1, wherein: and a rubber pad (5) tightly propped against the inner wall of the pile body (1) is bonded on the outer wall of the spring steel plate (3).
3. A stabilizing assembly for prestressed concrete pipe piles according to claim 1, wherein: and a reinforcing plate (6) is welded at one end of the inner part of the connecting cover (22) far away from the annular plate (21).
4. A stabilizing assembly for prestressed concrete pipe piles according to claim 3, wherein: a plurality of reinforcing ribs (7) which are uniformly distributed along the inner wall of the connecting cover (22) at intervals are welded between the reinforcing plate (6) and the inner wall of the connecting cover (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021205678.0U CN212772325U (en) | 2020-06-24 | 2020-06-24 | Stabilizing assembly for prestressed concrete pipe pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021205678.0U CN212772325U (en) | 2020-06-24 | 2020-06-24 | Stabilizing assembly for prestressed concrete pipe pile |
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| CN212772325U true CN212772325U (en) | 2021-03-23 |
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| CN202021205678.0U Active CN212772325U (en) | 2020-06-24 | 2020-06-24 | Stabilizing assembly for prestressed concrete pipe pile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113957889A (en) * | 2021-11-17 | 2022-01-21 | 东莞嘉誉诚建设基础工程有限公司 | Grouting type prestressed pipe pile and construction method thereof |
| CN114482032A (en) * | 2021-11-25 | 2022-05-13 | 福建大力新型建材科技有限公司 | Combined prestressed concrete thin-wall pipe pile |
| CN116024964A (en) * | 2022-09-05 | 2023-04-28 | 广东鸿业管桩有限公司 | Pencil pile |
-
2020
- 2020-06-24 CN CN202021205678.0U patent/CN212772325U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113957889A (en) * | 2021-11-17 | 2022-01-21 | 东莞嘉誉诚建设基础工程有限公司 | Grouting type prestressed pipe pile and construction method thereof |
| CN114482032A (en) * | 2021-11-25 | 2022-05-13 | 福建大力新型建材科技有限公司 | Combined prestressed concrete thin-wall pipe pile |
| CN114482032B (en) * | 2021-11-25 | 2024-02-20 | 福建大力新型建材科技有限公司 | Combined prestressed concrete thin-wall pipe pile |
| CN116024964A (en) * | 2022-09-05 | 2023-04-28 | 广东鸿业管桩有限公司 | Pencil pile |
| CN116024964B (en) * | 2022-09-05 | 2023-09-19 | 广东鸿业管桩有限公司 | Pencil pile |
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