CN207062943U - For slip casting structure outside the stake of steel-pipe pile - Google Patents
For slip casting structure outside the stake of steel-pipe pile Download PDFInfo
- Publication number
- CN207062943U CN207062943U CN201720870637.5U CN201720870637U CN207062943U CN 207062943 U CN207062943 U CN 207062943U CN 201720870637 U CN201720870637 U CN 201720870637U CN 207062943 U CN207062943 U CN 207062943U
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- China
- Prior art keywords
- pile
- pipe
- pipe section
- pile pipe
- pulpboard
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- 238000007569 slipcasting Methods 0.000 title claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000002002 slurry Substances 0.000 description 8
- 239000002689 soil Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a kind of stake for steel-pipe pile outer slip casting structure, including a pile pipe and a Grouting Pipe, the Grouting Pipe are inserted in the pile pipe, and a pile pipe includes one first pile pipe section and a plurality of second pile pipe sections, and the first pile pipe section is located at the bottom of pile pipe；Also including only pulpboard, end plate and pile top, end plate sealing welding are fixedly welded on the bottom surface of end plate in spout part of the first pile pipe section away from second pile pipe section one end, pile top；First pile pipe section side wall forms multiple injected holes or the first pile pipe section side wall and end plate forms multiple injected holes；Only pulpboard is fixedly welded on the first pile pipe section inwall and positioned at the top of injected hole；A through hole is only formed in the middle part of pulpboard, Grouting Pipe is detachably secured to above through hole.A kind of outer slip casting structure of stake for steel-pipe pile of the present utility model, there is slip casting efficiency high, highly reliable and flexibly can choose whether to carry out filling out core according to being actually needed, the advantages of filling out core quality can be ensured.
Description
Technical field
It the utility model is related to building engineering field, more particularly to a kind of outer slip casting structure of stake for steel-pipe pile.
Background technology
Steel-pipe pile has the advantages that fast speed of application, size and length-flexible, scene are easy to process, in strengthening of foundation and base
Hole supporting field is widely used, and to effectively improve the bearing capacity of single pile of steel-pipe pile, can use post grouting process to stake week and stake end
The soil body is reinforced.
Existing steel tube pile grouting structure mainly has two kinds, and one kind is directly to carry out slip casting in itself by steel pipe, before slip casting or
Stone is backfilled after slip casting, the cement grout with being remained in pile body, which is collectively forming, fills out core, and the structural manufacturing process is simple, but easily blocks note
Starch hole or waste slurries, second is to carry out slip casting by transferring Grouting Pipe in stake, and backfill stone can be completed before slip casting, the knot
The advantages of structure is can to ensure the success rate of slip casting and not waste slurries, if shortcoming be that grouting pressure is smaller or stake on the outside of the soil body it is closely knit
Degree is poor, easily causes slurries deficiency in pile body, influences pile body stiffness, it is therefore desirable to which existing steel tube pile grouting structure is changed
Enter.
The content of the invention
For above-mentioned deficiency of the prior art, the utility model provides a kind of stake for steel-pipe pile outer slip casting structure,
With slip casting efficiency high, highly reliable and flexibly can choose whether to carry out filling out core according to being actually needed, it can ensure and fill out core quality
Advantage.
To achieve these goals, the utility model provides a kind of stake for steel-pipe pile outer slip casting structure, including one
Pipe and a Grouting Pipe, the Grouting Pipe are inserted in the pile pipe, and the pile pipe includes one first pile pipe section and a plurality of second
Pile pipe section, the first pile pipe section are located at the bottom of the pile pipe, the first pile pipe section and adjacent 1 second pile pipe
Section adjacent end portion is connected and the adjacent end portion of adjacent the second pile pipe section is connected to form the pile pipe；Also include one only to starch
Plate, end plate and a pile top, the end plate sealing welding is in pipe of the first pile pipe section away from described second pile pipe section one end
Oral area, the pile top are fixedly welded on the bottom surface of the end plate；The first pile pipe section side wall forms multiple injected holes or described
First pile pipe section side wall and the end plate form multiple injected holes；The only pulpboard is fixedly welded on the first pile pipe section inwall
And positioned at the top of the injected hole；Described that a through hole is only formed in the middle part of pulpboard, the Grouting Pipe is detachably secured to described
Above through hole.
Preferably, one first connecting filament mouth is provided with above the through hole, the first connecting filament mouth is fixed on described stop
Pulpboard, the Grouting Pipe bottom form the one second connecting filament mouth coordinated with the first connecting filament mouth, and the Grouting Pipe passes through
The second connecting filament mouth and the first connecting filament mouth are detachably secured to the only pulpboard.
Preferably, in addition to a guide, the guide is fixed on the described only on pulpboard of the through hole periphery.
Preferably, the guide is in Taper Pipe shape, and the first end of the guide is fixed on the described of the through hole periphery
Only on pulpboard, and the caliber at the second end of the guide is more than the caliber of the first end of the guide.
Preferably, in addition to multiple protective covers, the protective cover are fixed on the first pile pipe section tube wall and cover at shape
Described in Cheng Yu outside the injected hole of the first pile pipe section side wall, and the protective cover cooperatively forms with the first pile pipe section tube wall
One opening.
Preferably, in addition to a plurality of described sleeve pipes, the first pile pipe section and adjacent the second pile pipe section pass through
Described sleeve pipe is connected, and the second adjacent pile pipe section is connected by described sleeve pipe.
The utility model makes it have following beneficial effect as a result of above technical scheme：
When only the use of pulpboard avoids slip casting in slurry reflux to pile body, slip casting efficiency is improved.Grouting Pipe is detachable
Ground is fixed on above through hole, can flexibly choose whether to carry out filling out core as needed after completing slip casting, due to overcoming cement grout
Uneven or slurries are mixed with stone and fill the shortcomings of insufficient, have ensured the quality for filling out core.First connecting filament mouth and
The cooperation of two connecting filament mouths is so that the connection and dismounting of Grouting Pipe and only pulpboard are more convenient.The use of guide causes Grouting Pipe
Only the connection of pulpboard is more convenient, and ensure that both connects into power and reliability.
Brief description of the drawings
Fig. 1 is the structural representation of the outer slip casting structure of the stake for steel-pipe pile of the utility model embodiment；
Fig. 2 is the partial enlarged drawing of Fig. 1 a-quadrant；
Fig. 3 is the flow chart of the outer grouting method of stake of the utility model embodiment.
Embodiment
Below according to accompanying drawing 1-3, preferred embodiment of the present utility model is provided, and is described in detail, is enabled preferably
Understand function of the present utility model, feature.
Fig. 1 and Fig. 2 are referred to, a kind of outer slip casting structure of stake for steel-pipe pile of the utility model embodiment includes：Bag
A pile pipe 1 and a Grouting Pipe 2 are included, Grouting Pipe 2 is inserted in pile pipe 1, and pile pipe 1 includes one first pile pipe section 11 and a plurality of second
Pile pipe section 12, the first pile pipe section 11 are located at the bottom of pile pipe 1, the first pile pipe section 11 and the adjacent abutting end of one second pile pipe section 12
Portion is connected and the adjacent end portion of the second adjacent pile pipe section 12 is connected to form pile pipe 1；Also include one and stop pulpboard 3, end plate 4 and one
Pile top 5, the sealing welding of end plate 4 are fixedly welded in the first spout part of the pile pipe section 11 away from the one end of the second pile pipe section 12, pile top 5
The bottom surface of end plate 4；The side wall of first pile pipe section 11 forms multiple side walls of 111 or first pile pipe section of injected hole 11 and end plate 4 formed it is more
Individual injected hole 111；Only pulpboard 3 is fixedly welded on the inwall of the first pile pipe section 11 and positioned at the top of injected hole 111；Only in pulpboard 3
Portion forms a through hole 31, and Grouting Pipe 2 is detachably secured to the top of through hole 31.The position of injected hole 111 and number can be according to applying
Building site layer and grouting amount determine.
When only the use of pulpboard 3 avoids slip casting in slurry reflux to pile body, slip casting efficiency is improved.Grouting Pipe 2 is removable
It is fixed on the top of through hole 31 with unloading, can flexibly chooses whether to carry out filling out core as needed after completing slip casting, due to overcoming cement
Slurries mix uneven or slurries with stone and fill the shortcomings of insufficient, have ensured the quality for filling out core.
The top of through hole 31 is provided with one first connecting filament mouth 32, and the first connecting filament mouth 32 is fixed on only pulpboard 3, Grouting Pipe 2
Bottom forms the one second connecting filament mouth 21 coordinated with the first connecting filament mouth 32, and Grouting Pipe 2 passes through the second connecting filament mouth 21 and the
One connecting filament mouth 32 is detachably secured to only pulpboard 3.
The cooperation of first connecting filament mouth 32 and the second connecting filament mouth 21 causes Grouting Pipe 2 and the only connection and dismounting of pulpboard 3
It is more convenient.
Also include a guide 33, guide 33 is fixed on only on pulpboard 3 of the periphery of through hole 31.Guide 33 is in Taper Pipe
Shape, the first end of guide 33 are fixed on only on pulpboard 3 of the periphery of through hole 31, and the caliber at the second end of guide 33 is more than and led
To the caliber of the first end of part 33.
The use of guide 33 make it that the connection of Grouting Pipe 2 and only pulpboard 3 is more convenient, and ensure that both connect into
Power and reliability.
In the present embodiment, in addition to multiple protective covers 112, protective cover 112, which is fixed on the tube wall of the first pile pipe section 11 and covered, to be set
In being formed at outside the injected hole 111 of the side wall of the first pile pipe section 11, and the tube wall of 112 and first pile pipe section of protective cover 11 cooperatively forms one
Opening.
Protective cover 112 can use angle steel, and angle steel welds with the first pile pipe section 11, for protecting injected hole 111.
Also including a plurality of sleeve pipes 6, the first pile pipe section 11 and the second adjacent pile pipe section 12 are connected by sleeve pipe 6,
The second adjacent pile pipe section 12 is connected by sleeve pipe 6.
Refer to Fig. 1~Fig. 3, slip casting side outside the stake of slip casting structure outside a kind of stake for steel-pipe pile based on the present embodiment
Method, including step：
S1：First pile pipe section 11 is installed into shaping.
Wherein, step S1 further comprises step：
Only pulpboard 3 is welded in the inwall of the first pile pipe section 11 and positioned at the top of injected hole 111；
By the sealing welding of end plate 4 at the bottom mouth of pipe of the first pile pipe section 11；
Pile top 5 is welded in the bottom surface of end plate 4.
S2：The number of the second pile pipe section 12 is determined according to required construction depth, such as can be determined according to supporting course at construction
The total length of required pile pipe 1, then according to the length determine needed for the second pile pipe section 12 number.
S3：First pile pipe section 11 and the second pile pipe section 12 are pressed into soil layer one by one and connected one by one, forms pile pipe 1.
Wherein, S3 steps further comprise step：
S31：First pile pipe section 11 is pressed into soil layer；
S32：One second pile pipe section 12 is connected to the top of the first pile pipe section 11, and the second pile pipe section 12 is pressed into soil layer；
S33：One second pile pipe section 12 is connected to the top of the second pile pipe section 12 of upper press-in soil layer, and by the second pile pipe
Section 12 is pressed into soil layer；
S34：Judge whether that all the second pile pipe sections 12 are pressed into soil layer, such as no return to step S33；After being such as to continue with
Continuous step.
S4：Grouting Pipe 2 is put into pile pipe 1 and is connected with only pulpboard 3.Grouting Pipe 2 and only pulpboard 3 passes through the first connecting filament
The connecting filament mouth 21 of mouth 32 and second is connected.
S5：By the slip casting into pile pipe 1 of Grouting Pipe 2, until reaching a default grouting amount.
S6：Grouting Pipe 2 is removed, in the present embodiment, the first connecting filament mouth 32 and second can be unclamped by selecting Grouting Pipe 2
Connecting filament mouth 21 coordinates to realize the dismounting of Grouting Pipe 2.
The utility model is described in detail above in association with accompanying drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to described above.Thus, some details in embodiment should not be formed to this practicality
New restriction, the utility model will be used as the scope of protection of the utility model using the scope that appended claims define.
Claims (6)
1. a kind of outer slip casting structure of stake for steel-pipe pile, including a pile pipe and a Grouting Pipe, the Grouting Pipe are inserted in described
In pile pipe, it is characterised in that the pile pipe includes one first pile pipe section and a plurality of second pile pipe sections, the first pile pipe section
In the bottom of the pile pipe, the first pile pipe section is connected with the adjacent 1 second pile pipe section adjacent end portion and adjacent institute
The adjacent end portion for stating the second pile pipe section is connected to form the pile pipe；Also include one and stop pulpboard, end plate and a pile top, the end plate
In spout part of the first pile pipe section away from described second pile pipe section one end, the pile top is fixedly welded on described sealing welding
The bottom surface of end plate；The first pile pipe section side wall forms multiple injected holes or the first pile pipe section side wall and the end plate is formed
Multiple injected holes；The only pulpboard is fixedly welded on the first pile pipe section inwall and positioned at the top of the injected hole；It is described
A through hole is only formed in the middle part of pulpboard, the Grouting Pipe is detachably secured to above the through hole.
2. the outer slip casting structure of the stake according to claim 1 for steel-pipe pile, it is characterised in that set above the through hole
There is an one first connecting filament mouth, the first connecting filament mouth is fixed on the only pulpboard, and the Grouting Pipe bottom is formed and described the
The one second connecting filament mouth that one connecting filament mouth coordinates, the Grouting Pipe pass through the second connecting filament mouth and first connecting filament
Mouth is detachably secured to the only pulpboard.
3. the outer slip casting structure of the stake according to claim 2 for steel-pipe pile, it is characterised in that also including a guide,
The guide, which is fixed on the described of through hole periphery, to be stopped on pulpboard.
4. the outer slip casting structure of the stake according to claim 3 for steel-pipe pile, it is characterised in that the guide is in Taper Pipe
Shape, the first end of the guide are fixed on the described of through hole periphery and stopped on pulpboard, and the second end of the guide
Caliber is more than the caliber of the first end of the guide.
5. slip casting structure outside the stake for steel-pipe pile according to any one of Claims 1 to 4, it is characterised in that also include
Multiple protective covers, the protective cover, which is fixed on the first pile pipe section tube wall and covered at, is formed at the first pile pipe section side wall
The injected hole outside, and the protective cover and the first pile pipe section tube wall cooperatively form an opening.
6. the outer slip casting structure of the stake according to claim 5 for steel-pipe pile, it is characterised in that also including a plurality of sets
Pipe, the first pile pipe section and adjacent the second pile pipe section are connected by described sleeve pipe, the second adjacent pile pipe section
It is connected by described sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870637.5U CN207062943U (en) | 2017-07-18 | 2017-07-18 | For slip casting structure outside the stake of steel-pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870637.5U CN207062943U (en) | 2017-07-18 | 2017-07-18 | For slip casting structure outside the stake of steel-pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207062943U true CN207062943U (en) | 2018-03-02 |
Family
ID=61511453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720870637.5U Active CN207062943U (en) | 2017-07-18 | 2017-07-18 | For slip casting structure outside the stake of steel-pipe pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207062943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190742A (en) * | 2017-07-18 | 2017-09-22 | 上海岩土工程勘察设计研究院有限公司 | For grouting method outside slip casting structure outside the stake of steel-pipe pile and stake |
-
2017
- 2017-07-18 CN CN201720870637.5U patent/CN207062943U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190742A (en) * | 2017-07-18 | 2017-09-22 | 上海岩土工程勘察设计研究院有限公司 | For grouting method outside slip casting structure outside the stake of steel-pipe pile and stake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 202150 Xiushan Road 258, Chongming Industrial Park, Chongming County, Shanghai Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Country or region after: China Address before: 202150 Xiushan Road 258, Chongming Industrial Park, Chongming County, Shanghai Patentee before: SHANGHAI GEOTECHNICAL INVESTIGATIONS & DESIGN INSTITUTE Co.,Ltd. Country or region before: China |