CN206784371U - Cast-in-situ bored pile building mortion under a kind of Karst Geology - Google Patents
Cast-in-situ bored pile building mortion under a kind of Karst Geology Download PDFInfo
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- CN206784371U CN206784371U CN201720681972.0U CN201720681972U CN206784371U CN 206784371 U CN206784371 U CN 206784371U CN 201720681972 U CN201720681972 U CN 201720681972U CN 206784371 U CN206784371 U CN 206784371U
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Abstract
Cast-in-situ bored pile building mortion under a kind of Karst Geology, including support, outer casing, interior casing and the pump line being connected with pump truck；Support is provided with vertical, levelness test section, and mid-stent coordinates outer casing to be provided with the pilot hole being vertically arranged, and outer casing is slideably positioned in pilot hole, and for outer casing in ground, outer casing top surface is concordant with ground；Interior casing is located at below outer casing, and interior casing is slideably positioned in outer casing, and interior casing at least 1, each interior casing is sequentially distributed along short transverse, is connected between adjacent interior casing by connecting cylinder.The utility model is simple in construction, and outer casing perpendicularity is controllable, and interior casing is easy to connect, is less prone to the phenomenon of tomography, adjacent interior casing junction sealing is preferable, can improve the molding effect of bored concrete pile.
Description
Technical field
The utility model belongs to cast-in-situ bored pile under drilling hole bored concrete pile technology field, more particularly to a kind of Karst Geology
Use building mortion.
Background technology
Cast-in-situ bored pile is as a kind of bridge infrastructure form with spies such as its strong adaptability, moderate cost, easy constructions
Point is widely used in highway, bridge and other engineering fields.Pile foundation belongs to concealed work, influences bored pile construction matter
The factor of amount is a lot, and wherein karst cave treatment is exactly an important job, if dealing with improperly, is easy for that thing occurs in perfusion
Therefore it is small to collapse hole is loose, necking down, scrapped to broken pile greatly, directly affect the duration of a project and unfavorable shadow is produced to whole construction quality
Ring.
The method of existing Karst Geological Landscape bored pile construction is：Outer casing is positioned in drilling and positioned, is met
Interior casing is then transferred to solution cavity, the fluids such as mud are stopped by interior casing, it is disadvantageous in that：Adjacent interior casing is independent
In the presence of, it is easy to the phenomenon not planned a successor, outer casing are transferred by crane and positioned, easily occurred in decentralization process inclined existing
As influenceing the molding effect of final bored concrete pile.
Utility model content
The utility model aims to provide cast-in-situ bored pile under a kind of Karst Geology simple in construction, using effect is good and used
Building mortion.
In order to solve the above technical problems, the utility model provides following technical scheme：Under a kind of Karst Geology
Cast-in-situ bored pile building mortion, including support, outer casing, interior casing and the pump line being connected with pump truck；Support be provided with it is vertical,
Levelness test section, mid-stent coordinate outer casing to be provided with the pilot hole being vertically arranged, and outer casing slides to ground from pilot hole top
In face, outer casing top surface is concordant with ground；Interior casing is located at below outer casing, and interior casing is slided under outer casing from outer casing top
Side, interior casing at least 1, each interior casing is sequentially distributed along short transverse, is connected between adjacent interior casing by connecting cylinder.
The backplate set in pilot hole provided with the outer casing of the curved cooperation in cross section, outer casing are slideably positioned in backplate
Side.
Vertically, levelness test section includes level meter and the counter weight in back taper, and level meter is arranged at the upper table of support
On face；Counter weight top is provided with the rope being connected with support；Counter weight bottom is provided with pointer, coordinates pointer to be provided with circular arc on support
The dial of shape, dial are provided with scale.
Interior casing upper end is provided with upper plate, and upper plate inner surface is concordant with interior casing inner surface；Interior casing lower end is provided with down
Plate, the inner surface of the lower plugboard of interior casing above are bonded with the outer surface of underlying upper plate, lower plugboard and
The thickness of upper plate and, lower plugboard outer surface and interior casing flush with outer surface identical with interior casing thickness.
The outward-dipping setting from top to bottom of the inner surface of lower plugboard.
Pump line includes inner tube and the outer tube being slideably positioned in outside inner tube, and inner tube is connected with pump truck.
Pump line is connected with support.
By above technical scheme, the beneficial effects of the utility model are：1st, the utility model is by setting support, outer shield
Cylinder, interior casing and pump line be connected with pump truck, set on support vertically, levelness test section, so as to ensure that the vertical of outer casing
The perpendicularity of degree and interior casing, use more convenient, connective stability height.2nd, it is curved that cross section is provided with pilot hole
The backplate for coordinating outer casing to set, ensure that the track in outer casing decentralization process.3rd, vertical, the levelness test section pair set
Environmental suitability is stronger, uses more convenient, and cost is cheap.4th, interior casing upper end is provided with upper plate, upper plate inner surface
It is concordant with interior casing inner surface；Interior casing lower end is provided with lower plugboard, and the inner surface of lower plugboard is bonded with the outer surface of upper plate, side
Positioning in adjacent interior casing connection procedure.5th, the inner surface of lower plugboard outward-dipping setting from top to bottom, is lowered into
To the impurity level in upper plate and lower plugboard connecting sewing, the mass rate of emission of impurity is also improved.6th, pump line includes inner tube and slip
The outer tube being arranged at outside inner tube, pump tube length are adjustable.7th, pump line and support connect, so as to which pump line is steady in concreting process
Qualitative height.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is supporting structure schematic diagram；
Fig. 3 is interior casing structure schematic diagram.
Embodiment
Cast-in-situ bored pile building mortion under a kind of Karst Geology, as shown in figure 1, including support 1, on support 1
Provided with support bar 101, support bar 101 shares 4, and 4 support bars 101 are respectively arranged on 4 drift angles of support 1.Support bar
101 adjustable length, wherein, the length of support bar 101 is identical with the length of support 1.
Vertical, levelness test section is provided with support 1, vertical, levelness test section includes level meter 13 and counter weight
4, level meter 13 is arranged on the upper surface of support 1.Counter weight 4 is in back taper, and the top of counter weight 4 is provided with the rope being connected with support 1
Son 3；The bottom of counter weight 4 is provided with pointer 5, coordinates pointer 5 to be provided with the dial 6 of circular arc on support 1, and dial 6, which is provided with, to be carved
Degree.When use, rope 3 lifts counter weight 4, the scale on pointer indication dial disc 6 on counter weight 4, passes through reading
The scale is taken to learn the perpendicularity of support 1, so as to learn whether support 1 tilts, when support 1 tilts, by adjusting branch
The length of strut 101 is adjusted to support 1.Level meter and dial are ripe prior art.
The pilot hole 14 being vertically arranged is provided with support 1, as shown in Fig. 2 two backplates 2 are provided with pilot hole 14, two
The cross section of individual backplate 2 is curved.Coordinate backplate 2 to slide in pilot hole 14 and be provided with outer casing 8, the wherein cross section of backplate 2
The center of circle and the center of circle of circle where the outer cross section of casing 8 of place circle are located on same vertical curve.The outer surface of outer casing 8 and backplate
2 inner surface fitting, the perpendicularity in the outer decentralization process of casing 8 is further ensured that by backplate 2.
The outer surface of outer casing 8 is provided with spiral lamination, so that outer casing 8 is more convenient during decentralization.Outside
Casing 8 is slided in ground 7 from the top of pilot hole 14 along backplate 2, while the top surface of outer casing 8 is concordant with ground.
The outer lower section of casing 8 is provided with interior casing 9, and interior casing 9 slides to the outer lower section of casing 8 from the outer top of casing 8 along outer casing 8.
Interior casing 9 at least 1, interior casing 9 shares two in the present embodiment.Each interior casing 9 is sequentially distributed along short transverse, is such as schemed
Shown in 3, it is connected between adjacent interior casing 9 by connecting cylinder 15, the upper and lower part of the connecting cylinder 15 interior casing with top respectively
Welded with the interior casing of lower section.
Meanwhile the interior upper end of casing 9 is provided with upper plate 10, the upper inner surface of plate 10 is concordant with the interior inner surface of casing 9；Interior casing
9 lower ends are provided with lower plugboard 11, and the inner surface of the lower plugboard 11 of interior casing above is inserted with the upper of underlying interior casing
The outer surface fitting of plate 10, the thickness of lower plugboard 11 and upper plate 10 and identical with the interior thickness of casing 9, the outer surface of lower plugboard 11 with
The interior flush with outer surface of casing 9.The connection of adjacent interior casing is realized by the cooperation of upper plate and lower plugboard.Meanwhile lower plugboard 11
Inner surface outward-dipping setting from top to bottom, so as to the impurity level being lowered between upper plate and lower plugboard in connecting sewing.
In order to realize pouring for concrete, pump line 12 is connected with support, the one end of pump line 12 is connected with pump truck, pump line 12
The other end is extend into interior casing, is poured so as to which the concrete in pump truck can enter realization in interior casing.Pump line 12 includes
Inner tube and the outer tube being slideably positioned in outside inner tube, inner tube is connected with pump truck, it is achieved thereby that the adjustment of pump tube length, is improved
The accommodation of device, use more convenient.
First, punched according to the design size of bored concrete pile, adjusting bracket so that the upper surface of support is in horizontal
State, the pilot hole on support are in vertical state；Outer casing is transferred into pilot hole；According to design size, suitable quantity is selected
Interior casing, adjacent interior casing is connected in the case where ensureing vertical degree；Then, the leading by outer casing by interior casing
To transferring in hole, then steel reinforcement cage is placed in inside casing, can be achieved finally by casting concrete in the inside casing of pump line
The shaping of bored concrete pile.
The utility model is simple in construction, and outer casing perpendicularity is controllable, and interior casing is easy to connect, is less prone to showing for tomography
As adjacent interior casing junction sealing is preferable, can improve the molding effect of bored concrete pile.
Claims (7)
- A kind of 1. cast-in-situ bored pile building mortion under Karst Geology, it is characterised in that：Including support, outer casing, interior shield Cylinder and the pump line being connected with pump truck；Support is provided with vertical, levelness test section, and the outer casing of mid-stent cooperation is provided with to be set vertically The pilot hole put, outer casing are slided in ground from pilot hole top, and outer casing top surface is concordant with ground；Interior casing is located at outer casing Lower section, interior casing are slided to below outer casing from outer casing top, interior casing at least 1, each interior casing along short transverse according to Secondary distribution, it is connected by connecting cylinder between adjacent interior casing.
- 2. cast-in-situ bored pile building mortion under Karst Geology as claimed in claim 1, it is characterised in that：In pilot hole The backplate set provided with casing outside the curved cooperation in cross section, outer casing are slideably positioned on the inside of backplate.
- 3. cast-in-situ bored pile building mortion under Karst Geology as claimed in claim 2, it is characterised in that：Vertically, water Pingdu test section includes level meter and the counter weight in back taper, and level meter is arranged on the upper surface of support；Counter weight top Provided with the rope being connected with support；Counter weight bottom is provided with pointer, coordinates pointer to be provided with the dial of circular arc, scale on support Disk is provided with scale.
- 4. cast-in-situ bored pile building mortion under Karst Geology as claimed in claim 3, it is characterised in that：On interior casing End is provided with upper plate, and upper plate inner surface is concordant with interior casing inner surface；Interior casing lower end is provided with lower plugboard, and above is interior The inner surface of the lower plugboard of casing is bonded with the outer surface of underlying upper plate, the thickness of lower plugboard and upper plate and with it is interior Casing thickness is identical, lower plugboard outer surface and interior casing flush with outer surface.
- 5. cast-in-situ bored pile building mortion under Karst Geology as claimed in claim 4, it is characterised in that：Lower plugboard Inner surface outward-dipping setting from top to bottom.
- 6. cast-in-situ bored pile building mortion under Karst Geology as claimed in claim 5, it is characterised in that：Pump line includes Inner tube and the outer tube being slideably positioned in outside inner tube, inner tube are connected with pump truck.
- 7. cast-in-situ bored pile building mortion under the Karst Geology as described in claim 1 to 6 any one, its feature exist In：Pump line is connected with support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681972.0U CN206784371U (en) | 2017-06-13 | 2017-06-13 | Cast-in-situ bored pile building mortion under a kind of Karst Geology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681972.0U CN206784371U (en) | 2017-06-13 | 2017-06-13 | Cast-in-situ bored pile building mortion under a kind of Karst Geology |
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| Publication Number | Publication Date |
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| CN206784371U true CN206784371U (en) | 2017-12-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056706A (en) * | 2018-08-03 | 2018-12-21 | 上海宝冶集团有限公司 | A kind of Karst Geological Landscape poured pile base construction method |
-
2017
- 2017-06-13 CN CN201720681972.0U patent/CN206784371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056706A (en) * | 2018-08-03 | 2018-12-21 | 上海宝冶集团有限公司 | A kind of Karst Geological Landscape poured pile base construction method |
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