CN110080268A - Underwater cast-in-place pile and casing connection structure and attaching method thereof - Google Patents
Underwater cast-in-place pile and casing connection structure and attaching method thereof Download PDFInfo
- Publication number
- CN110080268A CN110080268A CN201910500252.3A CN201910500252A CN110080268A CN 110080268 A CN110080268 A CN 110080268A CN 201910500252 A CN201910500252 A CN 201910500252A CN 110080268 A CN110080268 A CN 110080268A
- Authority
- CN
- China
- Prior art keywords
- casing
- card slot
- pilot sleeve
- protruding portion
- connection structure
- Prior art date
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims description 7
- 239000003351 stiffener Substances 0.000 claims description 7
- 239000002689 soil Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/20—Caisson foundations combined with pile foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/40—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds in open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention proposes a kind of underwater cast-in-place pile and casing connection structure and attaching method thereof, belongs to casing construction technique field, under the premise of using lighter in weight casing, can effectively overcome the buoyancy of casing to avoid casing floating, advantageously reduce casing cost.The underwater cast-in-place pile and casing connection structure include bored concrete pile and casing；Bored concrete pile includes set on external casing, and the top peripheral of casing is equipped with the protruding portion for protruding from casing outer wall；Casing includes cabinet, and the pilot sleeve being arranged in a one-to-one correspondence with bored concrete pile；The open top of cabinet, bottom have bottom plate, and bottom plate offers the stake position hole being arranged in a one-to-one correspondence with bored concrete pile, and the top surface of bottom plate is also provided with the card slot being caught in for protruding portion, and card slot is located at the periphery in stake position hole；Pilot sleeve is set in cabinet along the vertical direction, and the top and bottom of pilot sleeve are open, and the bottom end of pilot sleeve is connected to bottom plate, and stake position hole and card slot are enclosed in the bottom opening of pilot sleeve.
Description
Technical field
The invention belongs to casing construction technique field more particularly to a kind of underwater cast-in-place pile and casing connection structure and its
Connection method.
Background technique
It constructs currently, the construction of underwater foundation generallys use casing method, by the side plate and bottom plate of steel jacket box (after or
The concrete sealing bottom poured) it blocks water, dry operating environment is provided for the construction of underwater foundation.Since casing has certain buoyancy,
In order to overcome the buoyancy of casing to avoid casing floating, the casing of heavier-weight is generallyd use at present, however, using heavier-weight
Casing certainly exist the problem that bottom plate is thick, cost is high.Thus, how under the premise of using lighter in weight casing to overcome casing
Buoyancy, be a current technical problem urgently to be solved.
Summary of the invention
The present invention has that bottom plate is thick, cost is high for the above-mentioned casing using heavier-weight, proposes a kind of water
Lower bored concrete pile and casing connection structure and attaching method thereof can effectively overcome set under the premise of using lighter in weight casing
The buoyancy of case advantageously reduces casing cost to avoid casing floating.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
The present invention provides a kind of underwater cast-in-place piles and casing connection structure, including bored concrete pile and casing；The bored concrete pile
Including being set to external casing, the top peripheral of the casing is equipped with the protruding portion for protruding from the casing outer wall；The casing
Including cabinet, and the pilot sleeve being arranged in a one-to-one correspondence with the bored concrete pile；The open top of the cabinet, bottom have bottom
Plate, the bottom plate offer the stake position hole being arranged in a one-to-one correspondence with the bored concrete pile, and the top surface of the bottom plate is also provided with for institute
The card slot that protruding portion is caught in is stated, the card slot is located at the periphery in stake position hole；The pilot sleeve is set to along the vertical direction
In the cabinet, the top and bottom of the pilot sleeve are open, and the bottom end of the pilot sleeve is connected to the bottom plate, and
Stake position hole and card slot are enclosed in the bottom opening of the pilot sleeve.
Preferably, the card slot is connected with stake position hole, the protruding portion and card slot are overlapped.
Preferably, the width of the protruding portion and card slot overlap is at least the 1/8 of the casing diameter, it is described prominent
The 1/4~1/3 of the base plate thickness with a thickness of the cabinet in portion out.
Preferably, the protruding portion includes the annular roof plate for being welded in the casing top peripheral, and it is welded in institute
The stiffener plate between annular roof plate and casing outer wall is stated, the stiffener plate is set as multiple and circumferential along the casing outer wall
It is uniformly distributed.
Preferably, the pilot sleeve and box baseplate pass through flanged joint.
The present invention also provides the connections of underwater cast-in-place pile described in any of the above-described technical solution and casing connection structure
Method, including the following steps: will be in the casing sinking to the underwater foundation trench dug；The casing of the bored concrete pile is inserted into institute
It states in the pilot sleeve of casing, and penetrates the bottom end of the casing in the hole of the stake position；The casing is struck using vibration hammer,
So that the casing shakes in the soil of underwater foundation trench, stop hitting after the protruding portion of the casing is caught in the card slot of the cabinet
It beats, casting concrete in Xiang Suoshu casing.
Preferably, further including the casting concrete between the protruding portion and card slot after stopping striking the casing
The step of.
Compared with prior art, the advantages and beneficial effects of the present invention are:
Underwater cast-in-place pile provided by the invention and casing connection structure are oriented to applying for bored concrete pile by the pilot sleeve of setting
Work, after filling pile construction, the protruding portion of the casing periphery setting of bored concrete pile is caught in the card slot of box baseplate setting, passes through protrusion
The clamping in portion and card slot is capable of providing enough anti-floating power, effectively overcomes the buoyancy of casing to avoid casing floating, without passing through
The weight of casing provides anti-floating power and advantageously reduces casing cost using the casing of lighter in weight.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of underwater cast-in-place pile provided in an embodiment of the present invention and casing connection structure；
Fig. 2 is the top view of casing provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of bored concrete pile protruding portion provided in an embodiment of the present invention；
In above each figure: 1, bored concrete pile；11, casing；12, protruding portion；121, annular roof plate；122, stiffener plate；2, it covers
Case；21, cabinet；211, stake position hole；212, card slot；22, pilot sleeve；23, flange.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it should be noted that the orientation or position of the instructions such as term "inner", "outside", "upper", "lower"
Set relationship be based on attached positional relationship shown in FIG. 1, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitation of the present invention.
As shown in Figure 1-Figure 3, the present embodiments relate to a kind of underwater cast-in-place piles and casing connection structure, including bored concrete pile
1 and casing 2；Bored concrete pile 1 includes that the top peripheral of casing 11, which is equipped with, protrudes from the prominent of 11 outer wall of casing set on external casing 11
Portion 12 out；Casing 2 includes cabinet 21, and the pilot sleeve 22 being arranged in a one-to-one correspondence with bored concrete pile 1；The top of cabinet 21 is spacious
Mouth, bottom have bottom plate, and bottom plate offers the stake position hole 211 being arranged in a one-to-one correspondence with bored concrete pile 1, and the top surface of bottom plate is also provided with
For the card slot 212 that protruding portion 12 is caught in, card slot 212 is located at the periphery in stake position hole 211；Pilot sleeve 22 is set to along the vertical direction
In cabinet 21, the top and bottom of pilot sleeve 22 are open, and the bottom end of pilot sleeve 22 is connected to bottom plate, and stake position hole 211
It is enclosed in the bottom opening of pilot sleeve 22 with card slot 212.
In above-mentioned underwater cast-in-place pile and casing connection structure, the construction of bored concrete pile 1 is oriented to by the pilot sleeve 22 of setting,
After bored concrete pile 1 is constructed, the protruding portion 12 of 11 periphery of the casing setting of bored concrete pile 1 is caught in the card slot 212 of 21 bottom plate of cabinet setting,
By the clamping of protruding portion 12 and card slot 212, it is capable of providing enough anti-floating power, effectively overcomes the buoyancy of casing 2 to avoid set
Case 2 floats, and provides anti-floating power without the weight by casing 2 and advantageously reduces casing 2 using the casing 2 of lighter in weight
Cost.
In above-mentioned underwater cast-in-place pile and casing connection structure, pilot sleeve 22 is used to be oriented to the construction of bored concrete pile 1, such as Fig. 2
Shown, pilot sleeve 22 is connect with 21 bottom plate of cabinet by flange 23, and pilot sleeve 22 easy to disassemble is conducive to pilot sleeve 22
Recycling.
In the present embodiment, as depicted in figs. 1 and 2, card slot 212 is connected with stake position hole 211, protruding portion 12 and card slot 212
Overlap joint.In order to guarantee to provide enough anti-floating power, as a preference, as shown in Figure 1, protruding portion 12 and 212 clinch of card slot
The width divided is at least the 1/8 of 11 diameter of casing, the 1/4~1/3 of the base plate thickness with a thickness of cabinet 21 of protruding portion 12.In this way
The protruding portion 12 of setting is capable of providing enough anti-floating power, to avoid the floating of casing 2.
As shown in figure 3, protruding portion 12 includes the annular roof plate 121 for being welded in 11 top peripheral of casing, and it is welded in ring
Stiffener plate 122 between 11 outer wall of shape top plate 121 and casing, stiffener plate 122 were set as multiple and along casing 11 outer wall weeks
To being uniformly distributed.After this protruding portion 12 is caught in card slot 212, can between stiffener plate 122 and card slot 212 casting concrete,
So that protruding portion 12 is connected as one with card slot 212, it is conducive to provide enough anti-floating power.
The embodiment of the invention also provides the connection methods of above-mentioned underwater cast-in-place pile and casing connection structure, including walk as follows
It is rapid: will be in 2 sinking of casing to the underwater foundation trench dug；The casing 11 of bored concrete pile 1 is inserted into the pilot sleeve 22 of casing 2,
And penetrate the bottom end of casing 11 in stake position hole 211；Casing 11 is struck using vibration hammer, so that casing 11 shakes into underwater foundation trench
In soil, stop impact, the casting concrete into casing 11 after the protruding portion 12 of casing 11 is caught in card slot 212 of cabinet 21.
In order to guarantee that casing 2 is non-rising, as a preference, further including to protruding portion 12 after stopping striking casing 11
Between card slot 212 the step of casting concrete, so that protruding portion 12 is connected as one with card slot 212.
Claims (7)
1. underwater cast-in-place pile and casing connection structure, including bored concrete pile and casing；It is characterized by: the bored concrete pile includes being set to
External casing, the top peripheral of the casing are equipped with the protruding portion for protruding from the casing outer wall；The casing includes cabinet,
And the pilot sleeve being arranged in a one-to-one correspondence with the bored concrete pile；The open top of the cabinet, bottom have bottom plate, the bottom
Plate offers the stake position hole being arranged in a one-to-one correspondence with the bored concrete pile, and the top surface of the bottom plate is also provided with for the protruding portion card
The card slot entered, the card slot are located at the periphery in stake position hole；The pilot sleeve is set to along the vertical direction in the cabinet,
The top and bottom of the pilot sleeve are open, and the bottom end of the pilot sleeve is connected to the bottom plate, and stake position hole
It is enclosed in the bottom opening of the pilot sleeve with card slot.
2. underwater cast-in-place pile according to claim 1 and casing connection structure, it is characterised in that: the card slot and stake position hole
It is connected, the protruding portion and card slot overlap.
3. underwater cast-in-place pile according to claim 2 and casing connection structure, it is characterised in that: the protruding portion and card slot
The width of overlap is at least the 1/8 of the casing diameter, the base plate thickness with a thickness of the cabinet of the protruding portion
1/4~1/3.
4. underwater cast-in-place pile according to claim 1 and casing connection structure, it is characterised in that: the protruding portion includes weldering
It is connected to the annular roof plate of the casing top peripheral, and the reinforcing rib being welded between the annular roof plate and casing outer wall
Plate, the stiffener plate are set as multiple and are circumferentially uniformly distributed along the casing outer wall.
5. underwater cast-in-place pile according to claim 1 and casing connection structure, it is characterised in that: the pilot sleeve and case
Body bottom plate passes through flanged joint.
6. the connection method of claim 1-5 described in any item underwater cast-in-place piles and casing connection structure, which is characterized in that packet
Include following steps: will be in the casing sinking to the underwater foundation trench dug；The casing of the bored concrete pile is inserted into the casing
Pilot sleeve in, and penetrate the bottom end of the casing in the hole of the stake position；The casing is struck using vibration hammer, so that institute
State casing shake underwater foundation trench soil in, after the protruding portion of the casing is caught in the card slot of the cabinet stop impact, to
Casting concrete in the casing.
7. connection method according to claim 6, it is characterised in that: further include to institute after stopping striking the casing
The step of stating casting concrete between protruding portion and card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910500252.3A CN110080268A (en) | 2019-06-11 | 2019-06-11 | Underwater cast-in-place pile and casing connection structure and attaching method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910500252.3A CN110080268A (en) | 2019-06-11 | 2019-06-11 | Underwater cast-in-place pile and casing connection structure and attaching method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110080268A true CN110080268A (en) | 2019-08-02 |
Family
ID=67424010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910500252.3A Pending CN110080268A (en) | 2019-06-11 | 2019-06-11 | Underwater cast-in-place pile and casing connection structure and attaching method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110080268A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158161A (en) * | 2007-10-19 | 2008-04-09 | 山东高速集团青岛高速公路有限公司 | Underwater no-bottom closing concrete boxed cofferdam and method of use thereof |
| CN105951856A (en) * | 2016-06-20 | 2016-09-21 | 中国铁建港航局集团有限公司 | Construction method and structure of underwater reinforced concrete combined suspension-box cofferdam free of bottom-sealing concrete |
| JP2016223220A (en) * | 2015-06-02 | 2016-12-28 | 日本スタッドウェルディング株式会社 | Construction method concerning pile cap connection work using stud with screw and mechanical joint |
| CN107989054A (en) * | 2017-12-08 | 2018-05-04 | 中国铁建港航局集团有限公司 | It is a kind of applied to underwater flush type cushion cap without bottom concrete steel lifted trunk structure |
| CN109594478A (en) * | 2018-12-21 | 2019-04-09 | 中交二航局第二工程有限公司 | Applied to the high-rise pile cap steel lifted trunk bottom sealing method under long-period wave surge condition |
| CN210177530U (en) * | 2019-06-11 | 2020-03-24 | 中交一航局第二工程有限公司 | Connecting structure of underwater cast-in-place pile and sleeve box |
-
2019
- 2019-06-11 CN CN201910500252.3A patent/CN110080268A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158161A (en) * | 2007-10-19 | 2008-04-09 | 山东高速集团青岛高速公路有限公司 | Underwater no-bottom closing concrete boxed cofferdam and method of use thereof |
| JP2016223220A (en) * | 2015-06-02 | 2016-12-28 | 日本スタッドウェルディング株式会社 | Construction method concerning pile cap connection work using stud with screw and mechanical joint |
| CN105951856A (en) * | 2016-06-20 | 2016-09-21 | 中国铁建港航局集团有限公司 | Construction method and structure of underwater reinforced concrete combined suspension-box cofferdam free of bottom-sealing concrete |
| CN107989054A (en) * | 2017-12-08 | 2018-05-04 | 中国铁建港航局集团有限公司 | It is a kind of applied to underwater flush type cushion cap without bottom concrete steel lifted trunk structure |
| CN109594478A (en) * | 2018-12-21 | 2019-04-09 | 中交二航局第二工程有限公司 | Applied to the high-rise pile cap steel lifted trunk bottom sealing method under long-period wave surge condition |
| CN210177530U (en) * | 2019-06-11 | 2020-03-24 | 中交一航局第二工程有限公司 | Connecting structure of underwater cast-in-place pile and sleeve box |
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