CN106400781B - A kind of method for prefabricating of prefabricated plastic casing reinforced concrete stake - Google Patents
A kind of method for prefabricating of prefabricated plastic casing reinforced concrete stake Download PDFInfo
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- CN106400781B CN106400781B CN201610971034.4A CN201610971034A CN106400781B CN 106400781 B CN106400781 B CN 106400781B CN 201610971034 A CN201610971034 A CN 201610971034A CN 106400781 B CN106400781 B CN 106400781B
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- 239000004033 plastic Substances 0.000 title claims abstract description 98
- 229920003023 plastic Polymers 0.000 title claims abstract description 98
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims description 9
- 239000004567 concrete Substances 0.000 claims abstract description 37
- 230000002787 reinforcement Effects 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 238000005266 casting Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 239000003653 coastal water Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 238000005056 compaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- E02D5/24—Prefabricated piles
- E02D5/30—Prefabricated piles made of concrete or reinforced concrete or made of steel and concrete
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
- B28B1/0873—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould the mould being placed on vibrating or jolting supports, e.g. moulding tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- 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
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
- E02D5/526—Connection means between pile segments
-
- 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
- E02D5/60—Piles with protecting cases
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0006—Plastics
-
- 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)
- Paleontology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to prefabricated plastic casing reinforced concrete stakes, comprising: plastic bushing, pile extension section, steel reinforcement cage, concrete and pile top；The pile extension section is connect disk periphery and is uniformly arranged keyhole by connecing disk, connecing ring and connecing what cap formed；The end of the lowermost steel reinforcement cage is connect with pile top；The plastic bushing is set to outermost, and bottom plastic bushing is connect with pile top by cementing agent；The end of steel reinforcement cage is equipped with and connects ring, and the end for connecing ring, which is welded on, to be connect on disk, and adjacent connects disk by connecing cap connection.The beneficial effects of the present invention are: 1), improve speed of application, pile quality and bearing capacity；2) slenderness ratio of pile body, and the arrangement of reinforcement in pile body, are reduced, bearing capacity of pile foundation is improved, can be not only used for embankment stake, and can be used for building pile foundation, increases its scope of application；3), the pile quality of pile body is easy to detect；4) it, is applicable in the environment such as the stronger ocean of aggressivity, coastal waters and Binjiang.
Description
Technical field
The present invention relates to a kind of production method of prefabricated pile body, in particular to a kind of prefabricated plastic casing reinforced concrete stake
Method for prefabricating, be suitable among the civil engineerings such as embankment stake reinforcement system and building pile foundation.
Background technique
Currently, a kind of plastic casing on-site concrete pile is soft on highway, highway widening, railway, municipal administration, airport etc.
Certain application is obtained in base processing engineering, related patents have: plastic sleeve concrete pile (ZL 200920036795.6), list
The construction method (ZL 200610097347.8) of wall screw plastic casing on-site concrete pile, plastic sleeve concrete pile strength core
It is hard and soft consubstantiality built pile (ZL 201120340788.2), prevent plastic sleeve concrete pile bending deformation construction method and its
Device (ZL 201110004366.2), plastic casing concrete pile driving machine (ZL 200820170698.1), plastic bushing are mixed
Coagulate the method (ZL 200910024639.2) of soil stake and its reinforcing soft soil foundation, for freezing pore-creating cast-in-situ concrete-pile
Immersed tube and freeze pore-creating cast-in-situ concrete-pile construction method (in examination as to substances, application number CN201510190787.7).It should
For pile body compared with the cast-in-place pile body of tradition, outside is provided with the plastic bushing of coarse shape, enhances rubbing for pile body and surrounding soil
Wiping effect, improves the bearing capacity of pile body.However there is also some shortcomings for the pile body: 1. plastic bushing exists for pile body
Construction increases certain difficulty, slows down speed of application to a certain extent；2. the pile body is Small Diameter Pile, common diameter
For 16cm or 20cm, and construction depth, within the scope of 10~20m, leading to the slenderness ratio of the pile body, highest can be extremely 50 or more
125, under vertical load buckling failure has occurred for such high-fineness ratio pile body, and the bearing capacity of pile body is caused to have to a certain extent
It is reduced；3. the pile body is plain concrete pile, bearing capacity is lower, therefore applies in embankment engineering mainly as embankment stake,
And it there is no in terms of industrial and civil architecture using precedent；4. concrete should not be filled in so elongated plastic bushing it is closely knit, and
Vibrating spear can not be inserted into the bottom of so elongated plastic bushing；5. since the pile body is to set plastic bushing in advance,
Plastic bushing can be there is a phenomenon where racking, to seriously reduce its pile quality under the active force of soil around pile；6. due to this
The slenderness ratio of pile body is excessive, increases the quality testing difficulty of its pile, and common low strain dynamic dynamic monitoring is difficult to obtain in engineering
Obtain intact pop curve.However, one layer of plastic bushing is arranged on the outside of pile body has certain advantage, it can prevent stake all
Erosion of the soil to pile concrete, especially in the higher environment of the chlorine ion concentrations such as coastal waters, Binjiang, therefore this kind regional
The erosion for needing to consider pile foundation in the engineerings such as embankment, work China Democratic National Construction Association, extends the service life of pile foundation.Therefore, in order to overcome plastic sheath
The defect of pipe concrete stake and its scope of application is improved, needs to find a kind of new pile mode and both saved plastic bushing concrete
The advantage of stake can expand its application prospect again seems particularly significant.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of the pre- of prefabricated plastic casing reinforced concrete stake
Method processed.
The purpose of the present invention is what is be achieved through the following technical solutions: this prefabricated plastic casing reinforced concrete stake, packet
It includes: plastic bushing, pile extension section, steel reinforcement cage, concrete and pile top；The pile extension section is connect by connecing disk, connecing ring and connecing what cap formed
Disk periphery is uniformly arranged keyhole；The end of the lowermost steel reinforcement cage is connect with pile top；The plastic bushing is set to outermost, most lower
End plastic bushing is connect with pile top by cementing agent；The end of steel reinforcement cage is equipped with and connects ring, and the end for connecing ring, which is welded on, to be connect on disk, phase
Adjacent connects disk by connecing cap connection.
As preferred: the plastic bushing is double-walled plastic tubing.
The method for prefabricating of this prefabricated plastic casing reinforced concrete stake, includes the following steps:
1), stake top slot and pile top slot are set in the venue；
2) it, using plastic bushing as template, is vertically placed in stake top slot and pile top slot；
3), fixed frame is set around plastic bushing, and be inserted into steel reinforcement cage in plastic bushing；
4), in plastic bushing top casting concrete, while vibrating head is inserted into the closely knit pile of plastic bushing internal vibration；
5) it, is set at top and connects disk and connect ring, the precast section at pile body both ends is then conserved into molding；
6), it is arranged and unit pile body shake table consistent in length in the venue；
7) plastic bushing both ends respectively, are opened up into a feed inlet and a gas outlet, and using the plastic bushing as template,
It is laterally disposed on a vibration table, while the laterally inserted steel reinforcement cage in plastic bushing, and expose plastic bushing certain length；
8) closed end, is set at plastic bushing both ends, then by feed inlet casting concrete, has concrete to gas outlet
When spilling, stop pouring；
9) it, is set at both ends and connects disk and connect ring, the precast section among pile body is then conserved into molding, finally removes closing
End；
10) precast section and the precast section among pile body for, lifting pile body both ends, accurately dock the connecing on disk of each precast section
Each precast section is finally linked together using connecing cap by keyhole, forms the stake of prefabricated plastic casing reinforced concrete.
The beneficial effects of the present invention are:
1), the stake of prefabricated plastic casing reinforced concrete substitute cast-in-place plastic sleeve concrete pile improve speed of application,
Pile quality and bearing capacity；
2), the stake of prefabricated plastic casing reinforced concrete can be made into Small Diameter Pile (d≤25cm), intermediate diameter stake (25cm < d <
80cm) with large diameter pile (d >=80cm), the slenderness ratio of pile body, and the arrangement of reinforcement in pile body are reduced, bearing capacity of pile foundation is improved,
It can be not only used for embankment stake, and can be used for building pile foundation, increase its scope of application；
3), the pile quality of pile body is easy to detect；
4), for steel reinforcement cage, then without having to worry about thickness of concrete cover problem, it is applicable to the stronger sea of aggressivity
In the environment such as ocean, coastal waters and Binjiang.
Detailed description of the invention
Fig. 1 is prefabricated plastic casing reinforced concrete pilework schematic diagram；
Fig. 2 is pile extension section schematic diagram；
Fig. 3 is to connect disk, connect ring and connect floor map with cap is connect；
Fig. 4 is that pile body both ends precast section vertically pours schematic diagram；
Fig. 5 is that pile body both ends precast section vertically conserves molding and pile extension section schematic diagram is arranged；
Fig. 6 is that pile body intermediate prefabricated section laterally pours schematic diagram；
Fig. 7 is that laterally maintenance forms and linkage section schematic diagram is arranged pile body intermediate prefabricated section.
Description of symbols: plastic bushing 1, steel reinforcement cage 3, concrete 4, pile top 5, connects disk 6, connects ring 7, connects cap pile extension section 2
8, keyhole 9, place 10, stake top slot 11, pile top slot 12, vibrating head 13, fixed frame 14, shake table 15, feed inlet 16, gas outlet
17, closed end 18.
Specific embodiment
The present invention is described further below with reference to embodiment.The explanation of following embodiments is merely used to help understand this
Invention.It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, also
Can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the protection scope of the claims in the present invention
It is interior.
Fig. 1 is the structural schematic diagram of prefabricated plastic casing reinforced concrete stake, this prefabricated plastic casing reinforced concrete
Stake, comprising: plastic bushing 1, pile extension section 2, steel reinforcement cage 3, concrete 4 and pile top 5；The pile extension section 2 is by connecing disk 6, meeting 7 and of ring
The composition of cap 8 is connect, 6 periphery of disk is connect and is uniformly arranged keyhole 9；The end of the lowermost steel reinforcement cage 3 is connect with pile top 5；The plastics
Casing 1 is set to outermost, and bottom plastic bushing 1 is connect with pile top 5 by cementing agent；The end of steel reinforcement cage 3 is equipped with and connects ring 7,
The end for connecing ring 7, which is welded on, to be connect on disk 6, and the adjacent disk 6 that connects is connected by connecing cap 8.The plastic bushing 1 is double-walled plastic pipe
Material.
It is now intended to make the prefabricated plastic casing reinforced concrete stake that a length is 15m, diameter is 0.5m, be embodied
Mode are as follows: plastic bushing 1 of the pvc pipe that three sections of diameters of selection are 0.5m, wall thickness 9mm, length are 5m as outsourcing, using iron plate
The pile top 5 for making the taper that a diameter is 0.5m, selects the HRB235 reinforcing bar that diameter is 8mm as stirrup, diameter 12mm
HRB335 reinforcing bar as main reinforcement, make length be 5.2m, the steel reinforcement cage 3 that diameter is 0.44m, meanwhile, made of steel plate straight
Diameter is 0.5m, connects disk 6 with a thickness of 1cm, connects on disk 6 in the way of Fig. 3, keyhole 9 is uniformly arranged on periphery, in order to connect cap
8 are spliced, and make length 0.3m, wall thickness 1cm using steel pipe, outer diameter 0.45m's connects ring 7.
Successively make three sections of steel reinforcement cages 3, now first segment steel reinforcement cage 3 and pile top 5 are welded, the other end with connect 7 phase of ring
Even, it being then sleeved in first segment plastic bushing 1, plastic bushing 1 is connect with pile top 5 using cementing agent, after the completion of cementing,
The placing concrete 4 into plastic bushing 1, and vibratory compaction, maintenance molding are carried out to concrete using vibrator；At the same time,
By 3 sets of second segment steel reinforcement cage in second segment plastic bushing 1,3 both ends of steel reinforcement cage, which are respectively arranged, connects ring 7, and placing concrete 4 simultaneously shakes
It is close, and so on, the steel reinforcement cage 3 and plastic bushing 1 of third section are assembled, wherein one end of steel reinforcement cage 3 with connect 7 phase of ring
Even, then placing concrete 4, vibratory compaction, maintenance form.
Finally, disk 6 is connect accordingly using the end for connecing ring 7 whole welding will be equipped with, as shown in Fig. 2, by connecing cap 8, it will
Three above-mentioned plastic bushing armored concrete precast sections connect, and just form plastic bushing reinforced concrete pile.
As shown in figure 4, a certain number of stake top slots 11 and pile top slot 12 are made in place 10, by the modeling of length 3m or so
Expect that casing 1 is used as template, is vertically placed in stake top slot 11 and pile top slot 12, respectively as the precast section at pile body both ends, then
Fixed frame 14 is set around plastic bushing 1, to guarantee not bend or mould in the casting concrete 4 into plastic bushing 1
Material casing 1 jumps out 12 outside of stake top slot 11 and pile top slot in pouring for concrete 4 under pressure acts on；It is inserted into plastic bushing 1
Steel reinforcement cage 3, the overall diameter of steel reinforcement cage 3 are less than plastic bushing interior diameter about 3~6cm or so, then on the top of plastic bushing 1
Casting concrete 4, while vibrating head 13 is inserted into the concrete 4 that continuous vibratory compaction has poured from the bottom up of plastic bushing 1,
Guarantee pile quality；According to shown in Fig. 5, after the concrete 4 in plastic bushing 1 pour it is closely knit after, be arranged at the top of steel reinforcement cage 3
Disk 6 is connect well and connects ring 7, and the overall diameter for connecing ring 7 is equal with steel reinforcement cage 3, is connected by welding procedure, connects 7 part inlay of ring and exists
In concrete 4, exposed part with connect the welding of 6 center aligned of disk, while connecing and to have reserved keyhole 9 on 6 periphery of disk；Pile extension
The connection of section 2 is referring to Fig. 3.
As shown in fig. 6, shake table 15 is set in prefabricated place 10, the length of shake table 15 and the length of plastic bushing 1
It is consistent, shake table 15 is in flat flute profile, can wale plastic bushing 1 in this way, and the position of plastic bushing 1 is kept in vibration
It is constant；It regard the plastic bushing 1 of about 3m long as template, is vertically placed and secured on shake table 15, while in plastic bushing 1
A feed inlet 16 and a gas outlet 17 is arranged in both ends, and feed inlet 16 uses heavy caliber, and the use of gas outlet 17 is small-bore, with this
Meanwhile steel reinforcement cage 3 is laterally drawn in plastic bushing 1, the length of steel reinforcement cage 3 will beyond 1 both ends 10 of lateral plastic bushing~
30cm or so；Then closed end 18 is set at the both ends of plastic bushing 1, closed end 18 will pass through the steel reinforcement cage 3 exposed and modeling
The both ends of material casing 1 closely connect, and pass through the casting concrete 4 into lateral plastic bushing 1 of feed inlet 16 at this time, and open simultaneously
Shake table 15 is opened, is vibrated when pouring, guarantees the density of 1 inner concrete 4 of plastic bushing, discovery has coagulation at gas outlet 17
After soil 4 overflows, then stop pouring, then the both ends of plastic bushing 1, which are set, connect disk 6 and connect ring 7, according to standard curing 28 days
Afterwards, closed end 18 is removed, pile body intermediate prefabricated section is eventually formed.
Using the precast section among the precast section and pile body at crane lifting pile body both ends, then dock each precast section connects disk
Keyhole 9 on 6, is allowed to penetrate through, and fills in pile cover 8 in keyhole 9 at this time, as shown in Fig. 2, each precast section is linked together, finally
Form prefabricated plastic casing reinforced concrete stake as shown in Figure 1.
Claims (1)
1. a kind of method for prefabricating of prefabricated plastic casing reinforced concrete stake, which is characterized in that prefabricated plastic casing reinforced concrete
Native stake includes plastic bushing (1), pile extension section (2), steel reinforcement cage (3), concrete (4) and pile top (5)；The pile extension section (2) be by
Disk (6) is connect, ring (7) is connect and connects cap (8) composition, disk (6) periphery is connect and is uniformly arranged keyhole (9)；The lowermost steel reinforcement cage (3)
End is connect with pile top (5)；The plastic bushing (1) is set to outermost, and bottom plastic bushing (1) and pile top (5) pass through glue
Tie agent connection；The end of steel reinforcement cage (3) is equipped with and connects ring (7), and the end for connecing ring (7), which is welded on, to be connect on disk (6), and adjacent connects disk
(6) by connecing cap (8) connection, include the following steps:
1), setting stake top slot (11) and pile top slot (12) in place (10)；
2) plastic bushing (1), is used as template, is vertically placed in stake top slot (11) and pile top slot (12)；
3) fixed frame (14), are set around plastic bushing (1), and are inserted into steel reinforcement cage (3) in plastic bushing (1)；
4), in plastic bushing (1) top casting concrete (4), while vibrating head (13) is inserted into plastic bushing (1) internal vibration
Closely knit pile；
5) it, is set at top and meets disk (6) He Jiehuan (7), the precast section at pile body both ends is then conserved into molding；
6), setting and unit pile body shake table consistent in length (15) in place (10)；
7) plastic bushing (1) both ends respectively, are opened up into a feed inlet (16) and a gas outlet (17), and by the plastic bushing
(1) it is used as template, is placed across on shake table (15), while the laterally inserted steel reinforcement cage (3) in plastic bushing (1), and reveal
Plastic bushing (1) certain length out；
8) closed end (18), are set at plastic bushing (1) both ends, then by feed inlet (16) casting concrete (4), to outlet
When mouth (17) has concrete (4) spilling, stop pouring；
9) it, is set at both ends and meets disk (6) He Jiehuan (7), the precast section among pile body is then conserved into molding, finally removes envelope
Closed end (18)；
10) precast section and the precast section among pile body for, lifting pile body both ends, accurately dock the connecing on disk (6) of each precast section
Each precast section is finally linked together using connecing cap (8) by keyhole (9), forms the stake of prefabricated plastic casing reinforced concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610971034.4A CN106400781B (en) | 2016-11-04 | 2016-11-04 | A kind of method for prefabricating of prefabricated plastic casing reinforced concrete stake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610971034.4A CN106400781B (en) | 2016-11-04 | 2016-11-04 | A kind of method for prefabricating of prefabricated plastic casing reinforced concrete stake |
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| Publication Number | Publication Date |
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| CN106400781A CN106400781A (en) | 2017-02-15 |
| CN106400781B true CN106400781B (en) | 2019-03-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110387936A (en) * | 2018-04-20 | 2019-10-29 | 黄种玉 | The preparation method of stiffener and reinforced tube |
| CN110029666B (en) * | 2019-05-27 | 2024-05-14 | 山西大学 | Mold for micro pile to resist expansive soil protector and manufacturing and using method thereof |
| CN118110154A (en) * | 2024-04-29 | 2024-05-31 | 湖北省电力规划设计研究院有限公司 | Multiple solid waste synergistic reinforcing soft foundation structure, mold and preparation method |
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| CN101492915A (en) * | 2009-02-12 | 2009-07-29 | 李小红 | High-strength corrugated sleeve foundation pile |
| JP5411950B2 (en) * | 2012-01-16 | 2014-02-12 | 三谷セキサン株式会社 | Manufacturing method of ready-made piles, rebar cage for ready-made piles |
| CN103628474A (en) * | 2012-08-27 | 2014-03-12 | 上海中技桩业股份有限公司 | Manufacturing method for connecting hollow prestressed square piles by using bolts |
| CN206189392U (en) * | 2016-11-04 | 2017-05-24 | 宁波大学 | Prefabricated PVC sleeve concrete pile |
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