CN202012076U - A cast-in-place concrete pile casing - Google Patents
A cast-in-place concrete pile casing Download PDFInfo
- Publication number
- CN202012076U CN202012076U CN2011200882297U CN201120088229U CN202012076U CN 202012076 U CN202012076 U CN 202012076U CN 2011200882297 U CN2011200882297 U CN 2011200882297U CN 201120088229 U CN201120088229 U CN 201120088229U CN 202012076 U CN202012076 U CN 202012076U
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Abstract
A cast-in-place concrete pile casing comprises a plurality of double wall circular tube pile casing sections connected vertically. Each double wall circular tube pile casing section is formed by splicing at least three double-layer steel plate casing walls, which are subdivided axially along an axis of the circular tube, through connecting pieces; an inner layer steel plate and an outer layer steel plate of each double-layer steel plate casing wall are connectedly braced through the frames at two sides, the top surface and the bottom surface of the double-layer steel plate casing wall; the upper portions, intermediate portions and the lower portions of the frames of the two sides of the double-layer steel plate casing wall and the middles of the frames of the top surface and the bottom surface of the double-layer steel plate casing wall are all provided with connecting bracing plates, which are provided with connecting screw holes; the outside of each double-layer steel plate casing wall is provided with an injection molding layer; and the double wall circular tube pile casing sections are filled with the concrete. The cast-in-place concrete pile casing is saving in material and easy for transportation and construction and can effectively resist the corrosion of external gas and liquid.
Description
Technical field
The utility model relates to the pile foundation construction device in a kind of building engineering field, relates in particular to a kind of cast-in-situ concrete casing.
Background technology
In building engineering field, especially in the bridge construction engineering, be unable to do without the pile foundation construction mostly, stake is the basis of bridge.And bridge is mostly at subaqueous work, and the water king-pile will occupy an important position naturally.For building the water king-pile, conventional method generally adopts the steel casing or does casing with reinforced concrete prefabricated open caisson.General steel casing adopts the weldering of steel plate volume, and Heavy Weight, consumptive material are many; Prefabricated open caisson is the transportation by driving difficulty then, and butt joint or sinking are also difficult relatively, does not have auxiliary then being difficult to of heavy construction equipment to construct.Therefore, for building water king-pile project, especially deep water stake project, general medium and small construction enterprises are difficult to accept, and are contracted by the monopolization of large-scale and super-huge construction enterprises mostly.
In addition, common casing generally adopts ferrous materials directly to be made, and easily by ambient atmos or liquid corrosion, the especially erosion of sodium ion in the seawater influences the quality of casing.
In addition, use the concrete dado of concrete cast-in-situ in the construction of the land that also has, be used to save cost, but owing to need to wait for one section setting time after the concrete dado cast, just can continue to dig work after waiting concrete dado to solidify fully, therefore influence efficiency of construction.
The utility model content
The purpose of this utility model is to provide a kind of cast-in-situ concrete casing, and this casing has the saving material, and the characteristics of conveniently transporting and being convenient to construct can effectively prevent by the characteristics of ambient atmos, liquid corrosion simultaneously.
The purpose of this utility model can realize by following technical measures: a kind of cast-in-situ concrete casing, comprise a plurality of double wall pipe casing joints that connect up and down, described double wall pipe casing joint is again to be spliced to form with connector by at least three double-layer plate barrels along pipe axis axial subdivision, in the described double-layer plate barrel, outer layer plate passes through the two sides and the end face of double-layer plate barrel respectively, the framework of bottom surface connects support, on the framework of described double-layer plate barrel two sides, in, following place, and the centre of the framework of the end face of double-layer plate barrel and bottom surface, all be provided with the connection gripper shoe, connect gripper shoe and be provided with the connection screw, the appearance of described double-layer plate barrel has injection molded layers, is filled with concrete in the described double wall pipe casing joint.
Cast-in-situ concrete casing of the present utility model compared with prior art has following advantage:
1, this cast-in-situ concrete casing joint adopts the structure of cavity, not only save material, and it is light, be convenient to transportation, ability fluid concrete in the cavity of steel plate casing joint during use, and its appearance is plastic, can effectively prevent the corrosion of ambient atmos liquid, steel plate casing chamber in the protection casing is the anticorrosion steel plated chamber cast-in-situ concrete casing of moulding of a kind of water king-pile;
2, this cast-in-situ concrete casing in use if with cement casting in the cavity in steel plate casing chamber, need not wait for that the concrete coagulation in the steel plate casing chamber just can open caisson, and dock by bolt between the casing unit and get final product, light simple and direct; When using this casing drilling well, adopt common engineering driller just can construct, help the short, adaptable and fast speciality of middle or small construction enterprises' performance, promote that pile driving construction is got twice the result with half the effort in the water;
3, because inside is cast with concrete, this cast-in-situ concrete casing is low and intensity height than common steel casing cost, and not flexible or distortion;
4, this cast-in-situ concrete casing equally can the vertical shield machine tool of adapted with boring open caisson, can pass through soft stratum smoothly.Especially solution cavity is more adapted to;
5, this cast-in-situ concrete casing need not to use mud off, can be bored into the end by clear water, not only saves but also free from environmental pollution;
6, the weight of this cast-in-situ concrete casing is suitable, and the correcting performance is good, is difficult for inclined to one side hole, helps guaranteeing drilling quality;
7, this cast-in-situ concrete casing saves and treats the with fixed attention time than a common concrete dado that digs, and can dig work continuously, significantly improves work efficiency; Solved the difficult heavy technology difficult problem of the difficult fortune of prefabricated reinforced concrete casing simultaneously; Than the cost saving of thick plate steel casing, reduce cost; Can prevent of the erosion of seawater sodium ion effectively, at a low price to reinforcing cage; Characteristics with province's material, energy-saving and environmental protection.
Description of drawings
Fig. 1 is the front view of the double-layer plate barrel of cast-in-situ concrete casing of the present utility model;
Fig. 2 is the structural representation of a side of double-layer plate barrel shown in Figure 1;
Fig. 3 is the vertical view of double-layer plate barrel shown in Figure 1;
Fig. 4 is the schematic diagram after the double-layer plate barrel injection moulding shown in Figure 1;
Fig. 5 is the making casting process cross-sectional schematic of cast-in-situ concrete casing of the present utility model.
The specific embodiment
Fig. 1 to Fig. 5 shows cast-in-situ concrete casing of the present utility model, comprise that a plurality of double wall pipe casing joints connect to form up and down, shown in Fig. 1 is one of them casing joint, each double wall pipe casing joint is again to be spliced to form with connector by at least three double-layer plate barrels 01 along pipe axis axial subdivision, single bilayered tunnel wall of steel plate as shown in Figure 3 is evenly divided into one of them of eight for the axis along double wall pipe casing joint, and promptly per 45 degree are divided one.In this double-layer plate barrel, outer layer plate passes through the two sides and the end face of double-layer plate barrel respectively, the framework 09 of bottom surface connects support, on the framework of double-layer plate barrel 01 two sides, in, following place, and the centre of the framework of the end face of double-layer plate barrel and bottom surface, all be provided with and connect gripper shoe 02, connect gripper shoe and be provided with connection screw 03, fluid concrete between the double-layer plate of double-layer plate barrel 01, double-layer plate barrel appearance has injection molded layers 04, comprise external surface 02-1 and inner surface 02-2, and eight double-layer plate barrels are connected by bolt, be filled with concrete in the double wall pipe casing joint, thereby constitute a complete double wall pipe casing joint.
In the building operations, the method that can use open caisson is carried out punching or boring after a complete casing joint of the present utility model is fallen into the riverbed base plate, and uses mud off; Also can mate with vertical shield machine tool, the drilling follow tube is until the bearing stratum top board, and the clear water circulation is without mud off.As shown in Figure 5, first fluid concrete in the first joint double wall pipe casing joint waters the Man Yijie joint that sinks, and increases by a joint casing again, directly is sink to the riverbed base plate, and punching or boring in casing again is with the traditional heavier and expensive steel casing of the method replacement.Work progress is: install and to hang facility and to be lowered to well head, and---first joint cast-in-situ concrete casing is installed on support shoe 05, and------this joint casing that sinks is as the thribble casing, and---insertion has the drilling rod 06 of suspension hook---excision is carried and drawn joint 07---add bar 08 and tighten to carry and draw joint 07---, and continued access one saves new cast-in-situ concrete casing and fluid concrete for cast and dense concrete in the double-layer plate barrel in the casing, repeat said process, until the casing denidation.Behind the denidation, drilling rod 06 can propose suspension hook, drilling rod 06, carry and draw joint 07 and add bar 08 behind the intact casing drilling rod 05 connection suspension hook also being withdrawed from support shoe 05 downwards from turnback down.
Embodiment of the present utility model is not limited thereto; under the above-mentioned fundamental technics thought of the utility model prerequisite;, all drop within the utility model rights protection scope modification, replacement or the change of the utility model other various ways that content is made according to the ordinary skill knowledge of this area and customary means.
Claims (1)
1. cast-in-situ concrete casing, it is characterized in that: comprise a plurality of double wall pipe casing joints that connect up and down, described double wall pipe casing joint is again to be spliced to form with connector by at least three double-layer plate barrels along pipe axis axial subdivision, in the described double-layer plate barrel, outer layer plate passes through the two sides and the end face of double-layer plate barrel respectively, the framework of bottom surface connects support, on the framework of described double-layer plate barrel two sides, in, following place, and the centre of the framework of the end face of double-layer plate barrel and bottom surface, all be provided with the connection gripper shoe, connect gripper shoe and be provided with the connection screw, the appearance of described double-layer plate barrel has injection molded layers, is filled with concrete in the described double wall pipe casing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200882297U CN202012076U (en) | 2011-03-30 | 2011-03-30 | A cast-in-place concrete pile casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200882297U CN202012076U (en) | 2011-03-30 | 2011-03-30 | A cast-in-place concrete pile casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202012076U true CN202012076U (en) | 2011-10-19 |
Family
ID=44782689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200882297U Expired - Lifetime CN202012076U (en) | 2011-03-30 | 2011-03-30 | A cast-in-place concrete pile casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202012076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111321727A (en) * | 2019-12-19 | 2020-06-23 | 中交第二公路勘察设计研究院有限公司 | Design method of slide-resistant pile retaining wall structure |
-
2011
- 2011-03-30 CN CN2011200882297U patent/CN202012076U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111321727A (en) * | 2019-12-19 | 2020-06-23 | 中交第二公路勘察设计研究院有限公司 | Design method of slide-resistant pile retaining wall structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |