CN102747729A - Sleeve connection device for bored cast-in-place pile construction - Google Patents
Sleeve connection device for bored cast-in-place pile construction Download PDFInfo
- Publication number
- CN102747729A CN102747729A CN2012102426669A CN201210242666A CN102747729A CN 102747729 A CN102747729 A CN 102747729A CN 2012102426669 A CN2012102426669 A CN 2012102426669A CN 201210242666 A CN201210242666 A CN 201210242666A CN 102747729 A CN102747729 A CN 102747729A
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- steel cylinder
- pile construction
- recyclable
- permanent
- 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.)
- Granted
Links
Images
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The invention belongs to the field of foundation basis engineering, and particularly relates to a sleeve connection device for bored cast-in-place pile construction. The invention is particularly used for short-distance sleeve bored cast-in-situ pile construction for existing subway tunnels. The scheme is as follows: the sleeve connection device comprises a recyclable sleeve, a connection steel cylinder and a permanent sleeve, wherein the recyclable sleeve is fixedly connected with the top of the connection steel cylinder in a welding or rivet mode, and the bottom of the connection steel cylinder is detachably fixed with the top of the permanent sleeve. The invention can implement connection and disconnection between the permanent sleeve and the recyclable sleeve, thereby saving the construction cost for short-distance sleeve bored cast-in-situ pile construction for existing subway tunnels. The sleeve connection device is convenient for processing and easy to operate, and has the advantages of simple structure and favorable practical effect.
Description
Technical field
The invention belongs to the ground foundation engineering field, be specifically related to a kind of sleeve pipe connecting device that is used for bored pile construction.
Background technology
Conventional holing with slurry wall protection construction process of bored concrete pile flow process is: auger is in place → boring → notes mud → continuation brill digs → deslagging → and the hole → install reinforcing cage → clear end → concreting of jetting → pitching pile top reinforcing bar clearly; This kind construction technology in pore forming process because hole wall surrounding soil stress release; The soil body is prone to be subjected to displacement to the center, hole; Even hole wall collapse or undergauge take place, when near existing subway tunnel, constructing, must cause bigger displacement of subway tunnel and distortion; Have a strong impact on the security of operation of train, and bring difficulty for the maintenance of metro maintenance in later stage.
For hole wall collapse or undergauge do not take place, can adopt steel sleeve to carry out retaining wall during bored pile construction, in the hole forming method of existing bored pile employing steel sleeve retaining wall shellfish promise secret service method arranged, revolve cover plumber's method and the double power head sleeve pipe long screw auger worker method of digging.Shellfish promise secret service method is dug cover plumber method and is adopted percussion and grabbing method to take out the soil body in the sleeve pipe with revolving; Being used for when existing subway tunnel is closely constructed, dashing the impact force of grabbing bucket affects greatly existing subway tunnel; Can not reach the moving purpose of perturbation, existing tunnel caused the secondary disturbance when preventing that sleeve pipe from extracting simultaneously, steel sleeve is no longer extracted in principle; Adopt above 2 kinds of worker's methods when sleeve pipe is not extracted, construction cost is very high; The steel sleeve of double power head sleeve pipe long screw auger worker method and the matching of long screw auger require high, the more preceding 2 kinds of worker Fa Genggao of cost when steel sleeve is not extracted, and the stake footpath is designed dumb; It is thus clear that be that steel sleeve is extracted the soil body or continued to employ fully and in the soil body, all have certain drawback, so those skilled in the art is badly in need of a kind of steel sleeve device that can eliminate the prior art defective.
Summary of the invention
The objective of the invention is weak point according to above-mentioned prior art; A kind of sleeve pipe connecting device that is used for bored pile construction is provided; This connecting device through with recyclable sleeve pipe be connected steel cylinder top fixed connection; To connect the steel cylinder bottom simultaneously and carry out detachable fixing, conveniently after construction finishes, extract recyclable casing recovery utilization with permanent sleeve pipe top.
The object of the invention is realized being accomplished by following technical scheme:
A kind of sleeve pipe connecting device that is used for bored pile construction; Specifically be used for the in-plant cased bore-bole filling pile construction of existing subway tunnel; It is characterized in that described connecting device comprises recyclable sleeve pipe, connects steel cylinder and permanent sleeve pipe; Described recyclable sleeve pipe is fixedly connected through welding or rivet mode with the described steel cylinder top that is connected, and described connection steel cylinder bottom is adopted detachable fixing with described permanent sleeve pipe top.
Described connection steel cylinder bottom inside offers at least two vertical guide grooves, is provided with projection outside two at least in described permanent sleeve pipe top outer, and wherein said vertical guide groove and described outer projection can mate each other.
Described connection steel cylinder bottom outside face is provided with two outer projections at least, on described permanent sleeve pipe inside top face, offers two vertical guide grooves at least, and wherein said vertical guide groove and described outer projection can mate each other.
Described connection steel cylinder bottom is connected with described permanent sleeve pipe screw top.
Described recyclable sleeve pipe is identical with described permanent cover external diameter of pipe.
Described recyclable sleeve pipe is identical with described permanent casing inner diameter.
Advantage of the present invention is that permanent sleeve pipe can be connected or break off with recyclable sleeve pipe freely, thereby is that the in-plant cased bore-bole filling pile construction of existing subway tunnel is practiced thrift construction cost; This sleeve pipe connecting device is easy to process; Simple in structure, easy operating, good practical effect.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is recyclable sleeve pipe of the present invention and the sectional drawing that is connected steel cylinder;
Fig. 3 is recyclable sleeve pipe of the present invention and the II that is connected steel cylinder-II sectional drawing;
Fig. 4 is recyclable sleeve pipe of the present invention and the III that is connected steel cylinder-III sectional drawing;
Fig. 5 is a permanent sleeve pipe vertical view of the present invention;
Fig. 6 is a permanent sleeve pipe sectional drawing of the present invention;
Fig. 7 is the III-III sectional drawing of permanent sleeve of the present invention;
Fig. 8 is the IV-IV sectional drawing of permanent sleeve of the present invention;
Fig. 9 is the sectional drawing of preferred permanent sleeve pipe of the present invention;
Figure 10 is the sectional drawing of preferred connection steel cylinder of the present invention;
Figure 11 is mud off direct circulation worker method of the present invention soil taking hole forming sketch map in steel sleeve;
Figure 12 is the structural representation after concrete spouting of the present invention is accomplished.
The specific embodiment
Through embodiment characteristic of the present invention and other correlated characteristic are done further explain below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Among the accompanying drawing 1-10 label 1-7 representative be recyclable sleeve pipe 1, connect steel cylinder 2, permanent sleeve pipe 3, groove 4, outer projection 5, groove 6, outer projection 7, fastening devices 8, concrete 9, reinforcing cage 10, tunnel 11, mud 12.
Embodiment 1: shown in Fig. 1-8; The present invention relates to a kind of sleeve pipe connecting device of part cased bore-bole filling pile construction; Specifically be used for the in-plant cased bore-bole filling pile construction of existing subway tunnel, this sleeve pipe connecting device comprises recyclable sleeve pipe 1, connects steel cylinder 2 and permanent sleeve pipe 3; Wherein recyclable sleeve pipe 1 be connected steel cylinder 2 and be fixedly connected through welding or mode such as rivet; Connect 4 grooves 4 of steel cylinder 2 bottoms processing; Projection 5 outside 4 steel discs on the welded top of permanent sleeve pipe 3; During connection the outer projection on the permanent sleeve pipe 35 is aimed at the groove 4 that connects steel cylinder 2 and insert, when the top of the groove 4 that connects steel cylinder 2 was gone up on 5 tops of the outer projection on the permanent sleeve pipe 3, the about 18 degree angles of recyclable sleeve pipe 1 rotation can connect; When extracting recyclable sleeve pipe 1, about 18 degree of recyclable sleeve pipe 1 opposite spin are upwards promoted recyclable sleeve pipe 1 again, this moment, recyclable sleeve pipe 1 broke away from permanent sleeve pipe 3.
Like Figure 11, shown in 12, the concrete steps of sleeve pipe connecting device of the present invention when bored pile construction are following:
1. hardened ground: before the construction, the original ground of job site is carried out the cure process of plain concrete.
2. preparation of construction: sleeve pipe spinning machinery is transported to job site and location placement, will be placed in sleeve pipe spinning mechanically at the permanent sleeve pipe 3 of factory's customization simultaneously, and accomplish the match location, center of permanent sleeve pipe 3 and boring.
3. the spinning of permanent sleeve pipe 3 buries with fixing: start sleeve pipe spinning machinery; The following certain distance in bottom water plane with permanent sleeve pipe 3 disposable spinning to tunnels 11; The groove 4 that will connect thereafter on the steel cylinder 2 is aimed at outer projection 5 insertions on the permanent sleeve pipe 3; When the top of the groove 4 that connects steel cylinder 2 is gone up on 5 tops of the outer projection on the permanent sleeve pipe 3, recyclable sleeve pipe 1 is rotated about 18 degree angles to reach connection; Continue spinning afterwards, bury, to guarantee in boring procedure, the tunnel only being produced the moving influence of perturbation until recyclable sleeve pipe 1 most of spinning.After the spinning of accomplishing steel sleeve buries,, recyclable sleeve pipe 1 and ground, job site are fixed through a fastening devices 8 for preventing permanent sleeve pipe 3 behind the pore-forming, connecting steel cylinder 2 and the 1 downward landing of recyclable sleeve pipe.
4. soil taking hole forming: as shown in the figure, adopt at the construction field (site) mud off direct circulation worker method with permanent sleeve pipe 3, connect in steel cylinder 2 and the recyclable sleeve pipe 1 and take out and carry out pore-forming with the soil body of lower part, wherein mud 12 is for injecting when boring excavator body.Mud off direct circulation worker is owned by France in the technology of commonly seeing in the industry, so its concrete steps do not repeat them here.
5. clear hole, reinforcing cage is laid and concrete spouting: at first hole in the last step is carried out hole operation clearly; Afterwards reinforcing cage 10 is hung in permanent sleeve pipe 3 following hole body parts, wherein the diameter of reinforcing cage 10 is less than the diameter of steel sleeve; At last described pore-forming is carried out the perfusion of concrete 9.
The recovery of 6. recyclable sleeve pipe 1: after accomplishing the building of concrete 9, about 18 degree of recyclable sleeve pipe 1 opposite spin are upwards promoted recyclable sleeve pipe 1 again, this moment, recyclable sleeve pipe 1 broke away from permanent sleeve pipe 3, reclaimed recyclable sleeve pipe 1.
The present invention is applicable to the existing subway tunnel low coverage bored pile construction of soft clay area; When bored pile construction, can reduce influence effectively to existing subway tunnel; The displacement and the convergent deformation that can guarantee subway tunnel are controlled in the 10mm; Meet the requirement of subway protection regulation, wherein permanent sleeve pipe 3 is not finally extracted, and avoids in withdrawal process, the tunnel being caused the secondary disturbance.
Embodiment 2: like Fig. 9, shown in 10; Recyclable sleeve pipe 1 be connected steel cylinder 2 and be fixedly connected through welding or mode such as rivet; Connect and weld the outer projection 7 of 4 steel discs on the steel cylinder 2,, will connect groove 6 insertions that the outer projection 7 on the steel cylinder 2 is aimed at permanent sleeve pipe 3 during connection at 4 grooves 6 of the top of permanent sleeve pipe 3 processing; When the outer projection 7 on connecting steel cylinder 2 pushes up the top on the extremely permanent sleeve pipe 3, the about 18 degree angles of recyclable sleeve pipe 1 rotation can be connected; When extracting recyclable sleeve pipe 1, about 18 degree of recyclable sleeve pipe 1 opposite spin are upwards promoted recyclable sleeve pipe 1 again, this moment, recyclable sleeve pipe 1 broke away from permanent sleeve pipe 3.
By on can know; Detachable between connection steel cylinder 2 described in the present invention and the permanent sleeve pipe 3 fixedly is not limited to two above-mentioned embodiment; Connecting between steel cylinder 2 and the permanent sleeve pipe 3 also to adopt threaded engagement to connect; As long as can dismantle after fixing with permanent sleeve pipe 3 connecting steel cylinder 2, its concrete connected mode can be done some variations.
Claims (6)
1. sleeve pipe connecting device that is used for bored pile construction; Specifically be used for the in-plant cased bore-bole filling pile construction of existing subway tunnel; It is characterized in that described connecting device comprises recyclable sleeve pipe, connects steel cylinder and permanent sleeve pipe; Described recyclable sleeve pipe is fixedly connected through welding or rivet mode with the described steel cylinder top that is connected, and described connection steel cylinder bottom is carried out detachable fixing with described permanent sleeve pipe top.
2. a kind of sleeve pipe connecting device that is used for bored pile construction according to claim 1; It is characterized in that described connection steel cylinder bottom inside offers at least two vertical guide grooves; At least be provided with projection outside two in described permanent sleeve pipe top outer, wherein said vertical guide groove and described outer projection can mate each other.
3. a kind of sleeve pipe connecting device that is used for bored pile construction according to claim 1; It is characterized in that described connection steel cylinder bottom outside face is provided with two outer projections at least; On described permanent sleeve pipe inside top face, offer two vertical guide grooves at least, wherein said vertical guide groove and described outer projection can mate each other.
4. a kind of sleeve pipe connecting device that is used for bored pile construction according to claim 1 is characterized in that described connection steel cylinder bottom is connected with described permanent sleeve pipe screw top.
5. a kind of sleeve pipe connecting device that is used for bored pile construction according to claim 1 is characterized in that described recyclable sleeve pipe is identical with described permanent cover external diameter of pipe.
6. a kind of sleeve pipe connecting device that is used for bored pile construction according to claim 1 is characterized in that described recyclable sleeve pipe is identical with described permanent casing inner diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210242666.9A CN102747729B (en) | 2012-07-13 | 2012-07-13 | Sleeve connection device for bored cast-in-place pile construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210242666.9A CN102747729B (en) | 2012-07-13 | 2012-07-13 | Sleeve connection device for bored cast-in-place pile construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102747729A true CN102747729A (en) | 2012-10-24 |
| CN102747729B CN102747729B (en) | 2014-10-08 |
Family
ID=47028194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210242666.9A Active CN102747729B (en) | 2012-07-13 | 2012-07-13 | Sleeve connection device for bored cast-in-place pile construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102747729B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103205963A (en) * | 2013-03-14 | 2013-07-17 | 同济大学 | Construction method of partly recyclable steel sleeve cast-in-situ bored pile |
| CN104060606A (en) * | 2014-07-01 | 2014-09-24 | 国鼎(南通)管桩有限公司 | Combined splicing tubular pile and pile splicing method |
| CN110331718A (en) * | 2019-07-05 | 2019-10-15 | 深圳宏业基岩土科技股份有限公司 | Mortise and tenon type connects steel bushing pipe joint structure |
| CN113221233A (en) * | 2021-06-18 | 2021-08-06 | 华东交通大学 | Composite soil layer shield tunnel cross section design method and shield tunnel |
| CN113482548A (en) * | 2021-08-04 | 2021-10-08 | 深圳宏业基岩土科技股份有限公司 | Steel casing up-down butt joint structure |
| CN113669020A (en) * | 2021-08-04 | 2021-11-19 | 深圳宏业基岩土科技股份有限公司 | Rapid up-down butt joint method for steel sleeve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020006957A (en) * | 2000-07-14 | 2002-01-26 | 정인택 | A steel conduit post for ground-making |
| CN101086164A (en) * | 2007-05-10 | 2007-12-12 | 水电九局贵州基础工程有限责任公司 | Highly effective quick-speed anti-seep plugging technology for cofferdam |
| CN101798820A (en) * | 2010-03-01 | 2010-08-11 | 华东建筑设计研究院有限公司 | Cast-in-situ bored pile double sleeve for separating contact of piles and earth |
| CN202730756U (en) * | 2012-07-13 | 2013-02-13 | 中铁二十四局集团上海铁建工程有限公司 | Sleeve connection device for drilling cast-in-situ bored pipe construction |
-
2012
- 2012-07-13 CN CN201210242666.9A patent/CN102747729B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020006957A (en) * | 2000-07-14 | 2002-01-26 | 정인택 | A steel conduit post for ground-making |
| CN101086164A (en) * | 2007-05-10 | 2007-12-12 | 水电九局贵州基础工程有限责任公司 | Highly effective quick-speed anti-seep plugging technology for cofferdam |
| CN101798820A (en) * | 2010-03-01 | 2010-08-11 | 华东建筑设计研究院有限公司 | Cast-in-situ bored pile double sleeve for separating contact of piles and earth |
| CN202730756U (en) * | 2012-07-13 | 2013-02-13 | 中铁二十四局集团上海铁建工程有限公司 | Sleeve connection device for drilling cast-in-situ bored pipe construction |
Non-Patent Citations (1)
| Title |
|---|
| 王成伟: "钻孔灌注桩套管施工法中如何防止套管拔不起来", 《公路运输文摘》, no. 8, 31 December 2004 (2004-12-31), pages 49 - 50 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103205963A (en) * | 2013-03-14 | 2013-07-17 | 同济大学 | Construction method of partly recyclable steel sleeve cast-in-situ bored pile |
| CN104060606A (en) * | 2014-07-01 | 2014-09-24 | 国鼎(南通)管桩有限公司 | Combined splicing tubular pile and pile splicing method |
| CN104060606B (en) * | 2014-07-01 | 2016-06-08 | 国鼎(南通)管桩有限公司 | A kind of combined and spliced pile tube and pile extension method thereof |
| CN110331718A (en) * | 2019-07-05 | 2019-10-15 | 深圳宏业基岩土科技股份有限公司 | Mortise and tenon type connects steel bushing pipe joint structure |
| CN113221233A (en) * | 2021-06-18 | 2021-08-06 | 华东交通大学 | Composite soil layer shield tunnel cross section design method and shield tunnel |
| CN113221233B (en) * | 2021-06-18 | 2023-03-14 | 华东交通大学 | Composite soil layer shield tunnel cross section design method and shield tunnel |
| CN113482548A (en) * | 2021-08-04 | 2021-10-08 | 深圳宏业基岩土科技股份有限公司 | Steel casing up-down butt joint structure |
| CN113669020A (en) * | 2021-08-04 | 2021-11-19 | 深圳宏业基岩土科技股份有限公司 | Rapid up-down butt joint method for steel sleeve |
| CN113669020B (en) * | 2021-08-04 | 2023-12-08 | 深圳宏业基岩土科技股份有限公司 | Rapid up-down butt joint method for steel sleeve |
| CN113482548B (en) * | 2021-08-04 | 2023-12-08 | 深圳宏业基岩土科技股份有限公司 | Butt joint structure about steel casing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102747729B (en) | 2014-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101122130B (en) | Construction method of drilling follow casting pile used for building or bridge foundation | |
| CN104695963B (en) | The construction method of subway tunnel crossing building in fragmentation rock stratum | |
| CN102747729A (en) | Sleeve connection device for bored cast-in-place pile construction | |
| CN102146672B (en) | Method for constructing pile foundation in karst area | |
| CN105780763B (en) | Mesoporous vibrates the construction method of casing retaining wall long auger guncreting pile | |
| CN106013151A (en) | Continuous pile wall construction method and construction device used for continuous pile wall construction method | |
| CN110409461A (en) | A kind of base pit stand construction based on assembled large-diameter tubular pile | |
| CN108166483A (en) | Bored pile construction method | |
| CN106545007A (en) | The method of pile in stratum of the bottom for hard rock stratum | |
| CN104988915A (en) | Prefabrication and installation method of detachable steel protection tube device and underwater connection beam | |
| CN1963044A (en) | Construction method for withdrawal of waste pile | |
| CN111622268B (en) | Protection construction method based on large rigid box culvert penetrating under power pipe gallery | |
| RO134509A1 (en) | Process and device for on-spot making a pile of variable diameter, decreasing in depth | |
| CN108316670A (en) | Steel pipe underpinning construction method under a kind of existing construction foundation basis | |
| CN202730756U (en) | Sleeve connection device for drilling cast-in-situ bored pipe construction | |
| CN107165641A (en) | High inclination-angle ladder way opposite direction excavating construction method in thin layer breaking up hard rock stratum | |
| CN102747725B (en) | Bored pile construction method with tiny disturbance | |
| CN101161947A (en) | Integration method of lagging pile and dewatering well for foundation ditch support | |
| CN205605114U (en) | Karst karst area prestressed anchorage cable drilling equipment | |
| CN205444192U (en) | Bridge stake is towards pile driving construction system | |
| CN104831735B (en) | The sealing supporting construction of a kind of curtain unification and construction method thereof and construction equipment | |
| CN105134069A (en) | Technology for constructing gas vertical shaft penetrating strong water-rich rock stratum through anti-well method | |
| CN205742191U (en) | A kind of piling wall constructing device continuously | |
| CN104727305B (en) | Boring high-pressure slip-casting uplift pile construction method | |
| CN210049927U (en) | Connecting structure of gas extraction pipeline of lower adjacent layer of directional long drill hole with floor penetrating layer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |