CN205475228U - Static pile counterforce device - Google Patents
Static pile counterforce device Download PDFInfo
- Publication number
- CN205475228U CN205475228U CN201521078917.XU CN201521078917U CN205475228U CN 205475228 U CN205475228 U CN 205475228U CN 201521078917 U CN201521078917 U CN 201521078917U CN 205475228 U CN205475228 U CN 205475228U
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- hole
- screw
- cover plate
- pile
- counterforce device
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Abstract
The utility model discloses a static pile counterforce device, include: two stands and the center hole jack of suit on the stand, the top of stand is fixed with the stopper, and the top of center hole jack piston rod is fixed on the stopper, still include the floorbar, the both ends of floorbar are overlapped respectively and are established on two stands, and center hole jack's bottom is fixed on the floorbar, and the floorbar middle part has a through hole, still being provided with two at least through -holes on the floorbar around the through hole, wearing to be equipped with the screw -thread steel in the through -hole, the top and bottom department that lies in the floorbar on the screw -thread steel respectively carries on spacingly through the limit screw cap, placed the apron on the top surface of precast pile, and the screw -thread steel passes this apron, and the upper surface department that lies in the apron on the screw -thread steel carries on spacingly through the limit screw cap, the utility model also discloses an above -mentioned static pile counterforce device's construction method. In this way, the utility model discloses can connect quantity by the effective control, lighten the risk, have safe and reliable, economical rationality, construction convenience's advantage.
Description
Technical field
This utility model relates to construction engineering technical field, particularly relates to a kind of static pressed pile counterforce device.
Background technology
Construction of Static Pressure Pile have noiselessness, friction, without advantages such as impulsive forces, it is widely used in the construction in the intensive place of urban population, fast development along with city underground engineering, the demand of construction of Static Pressure Pile constantly increases, construction of Static Pressure Pile environment is the most complicated, and construction of Static Pressure Pile device and technique are proposed new requirement.
At present, when underground indoor construction static pressed pile, static pressed pile device is all utilized in prefabricated pile top and arranges jack, the structure of reaction frame crossbeam is arranged on jack top, but, due to the restriction of working space, basement roof is certain to basement ground distance, above-mentioned static pressed pile device is due to middle jack and the stop of reaction frame crossbeam, the length of prefabricated pile will be restricted, it is impossible to oversize, thus the spreading radical of prefabricated pile increases, joint is on the high side, and risk factor is excessive.
The application produces based on background above.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of static pressed pile counterforce device, simple and reasonable, it is possible to effectively to control joint quantity, alleviate risk, there is safe and reliable, economical rationality, the advantage of easy construction, it is possible to effectively save the duration, and little on surrounding enviroment impact.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide a kind of static pressed pile counterforce device, including: being arranged in both sides, piling hole and symmetrically arranged two columns, described column bottom is fixed on basement bottom board；
Also including that centre-hole jack, described centre-hole jack are sleeved on described column, the top of described column is fixed with limited block, and the top of described centre-hole jack piston rod is fixed on limited block；
Also include the bottom girder being arranged between two columns, the two ends of described bottom girder are respectively sleeved on two columns, and bottom girder is positioned at centre-hole jack bottom, the bottom of described centre-hole jack is fixed on bottom girder, has a through hole passed for prefabricated pile in the middle part of described bottom girder；
The through hole that at least two is parallel with through hole axis it is additionally provided with on bottom girder around described through hole, described through hole is equipped with screw-thread steel, being positioned on described screw-thread steel at the top and bottom of bottom girder respectively carries out spacing by a limit screw cap, a cover plate it is placed with on the end face of described prefabricated pile, described screw-thread steel passes and carries out spacing by a limit screw cap at the upper surface being positioned at cover plate on this cover plate, and screw-thread steel.
In one preferred embodiment of this utility model, described column top has external screw thread, and described limited block uses nut, and described nut screwing is on column top.
In one preferred embodiment of this utility model, the bottom girder around described through hole being additionally provided with three through holes parallel with through hole axis, described cover plate is triangular in shape, and three screw-thread steels are each passed through three top corner parts of cover plate.
In one preferred embodiment of this utility model, the bottom girder around described through hole being additionally provided with four through holes parallel with through hole axis, described cover plate is square, and three screw-thread steels are each passed through four top corner parts of cover plate.
In one preferred embodiment of this utility model, described prefabricated pile is steel-pipe pile.
In one preferred embodiment of this utility model, described screw-thread steel is fining twisted steel.
In one preferred embodiment of this utility model, the face that described cover plate contacts with prefabricated pile has a groove matched with prefabricated pile top.
In one preferred embodiment of this utility model, anchor connection between described column bottom and basement bottom board.
This utility model additionally provides the construction method of above-mentioned static pressed pile counterforce device, including step in detail below:
A, according to the selected good piling hole site of design, and dig out the piling hole of certain depth；
B, vertical columns is installed on the basement bottom board of both sides, piling hole, and has been respectively mounted bottom girder, centre-hole jack, limited block and screw-thread steel；
C, prefabricated pile is hung in piling hole, prefabricated pile at through hole through bottom girder；
D, install cover plate at prefabricated pile top；
E, startup jack, jack drives bottom girder to move downward, and bottom girder drives cover plate to move downward by screw-thread steel, thus drives prefabricated pile to move downward, it is achieved piling；
F, treat that prefabricated pile is pressed onto projected depth, unload lower cover, hang another root prefabricated pile and splice with previous prefabricated pile, then install cover plate and continue piling, so repeat until prefabricated pile total depth reaches design load.
The beneficial effects of the utility model are: this utility model static pressed pile counterforce device, simple and reasonable, it is possible to effectively control joint quantity, alleviate risk, there is safe and reliable, economical rationality, the advantage of easy construction, it is possible to effectively save the duration, and little on surrounding enviroment impact.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of static pressed pile counterforce device in prior art；
Fig. 2 is the structural representation of this utility model static pressed pile counterforce device one preferred embodiment.
In accompanying drawing, the labelling of each parts is as follows: 1, column, and 2, centre-hole jack, 3, limited block, 4, centre-hole jack piston rod, 5, bottom girder, 6, through hole, 7, screw-thread steel, 8, limit screw cap, 9, cover plate, 10, prefabricated pile.
Detailed description of the invention
Technical scheme in this utility model embodiment will be clearly and completely described below, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 2, this utility model embodiment includes:
A kind of static pressed pile counterforce device, including: it is arranged in both sides, piling hole and symmetrically arranged two columns 1, is fixed on basement bottom board bottom described column 1, anchor connection between described column bottom and basement bottom board, stable connection.
Also including that centre-hole jack 2, described centre-hole jack 2 are sleeved on described column 1, the top of described column 1 is fixed with limited block 3, concrete, described column 1 top has external screw thread, and described limited block 3 uses nut, described nut screwing on column top, stable connection, and detachably；The top of described centre-hole jack piston rod 4 is fixed on limited block 3, is also adopted by removably and fixes.
This counterforce device also includes the bottom girder 5 being arranged between two columns, the two ends of described bottom girder 5 are respectively sleeved on two columns, and bottom girder is positioned at centre-hole jack bottom, the bottom of described centre-hole jack is fixed on bottom girder, there is in the middle part of described bottom girder a through hole 6 passed for prefabricated pile 10, described prefabricated pile is steel-pipe pile, pass through said structure, owing to centre-hole jack piston rod top is fixed, when starting centre-hole jack, bottom girder will be driven to do the up and down motion of vertical direction along column.
It is additionally provided with, on bottom girder around described through hole 6, the through hole that at least two is parallel with through hole axis, described through hole is equipped with screw-thread steel 7, described screw-thread steel is fining twisted steel, being positioned on described screw-thread steel 7 at the top and bottom of bottom girder respectively carries out spacing by a limit screw cap 8, a cover plate 9 it is placed with on the end face of described prefabricated pile, described screw-thread steel passes this cover plate, and be positioned on screw-thread steel at the upper surface of cover plate and carry out spacing by a limit screw cap, pass through said structure, when starting centre-hole jack and driving bottom girder to move downward, bottom girder then drives cover plate to move downward by screw-thread steel, prefabricated pile is pressed downward against by cover plate, realize piling.
Preferably, the bottom girder around described through hole being additionally provided with three through holes parallel with through hole axis, described cover plate is triangular in shape, and is equilateral triangle, and three screw-thread steels are each passed through three top corner parts of cover plate；, apply uniform pressure.
Preferably, being additionally provided with four through holes parallel with through hole axis on bottom girder around described through hole, described cover plate is square, and three screw-thread steels are each passed through four top corner parts of cover plate, thus prefabricated pile is applied uniform pressure, it is this structure shown in Fig. 1.
Having a groove (not shown) matched with prefabricated pile top with prefabricated pile on the face that described cover plate contacts, during piling, prefabricated pile top is positioned in described groove so that piling process is more stable, improves piling efficiency and quality.
This utility model additionally provides the construction method of above-mentioned static pressed pile counterforce device, including step in detail below:
A, according to the selected good piling hole site of design, and dig out the piling hole of certain depth；
B, vertical columns is installed on the basement bottom board of both sides, piling hole, and has been respectively mounted bottom girder, centre-hole jack, limited block and screw-thread steel；
C, prefabricated pile is hung in piling hole, prefabricated pile at through hole through bottom girder；
D, install cover plate at prefabricated pile top；
E, startup jack, jack drives bottom girder to move downward, and bottom girder drives cover plate to move downward by screw-thread steel, thus drives prefabricated pile to move downward, it is achieved piling；
F, treat that prefabricated pile is pressed onto projected depth, unload lower cover, hang another root prefabricated pile and splice with previous prefabricated pile, then install cover plate and continue piling, so repeat until prefabricated pile total depth reaches design load.
In method of the present utility model when hanging prefabricated pile, it is specifically divided into following two situation, when through hole at a distance of through hole farther out time, the most adjacent space between two screw-thread steels is relatively big, and enough prefabricated piles pass through, then have only to get off detachable cover plate, can hang, this method tears screw-thread steel open owing to need not, and facilitates comparatively speaking, but during piling, stability is slightly worse；
When through hole is when through hole is nearer, and the most adjacent space between two screw-thread steels is less, is insufficient to prefabricated pile and passes through, then needing to disassemble cover plate together with screw-thread steel, can hang, this method tears screw-thread steel open due to needs, bother comparatively speaking, but during piling, stability is preferable.
The beneficial effects of the utility model are: this utility model static pressed pile counterforce device, simple and reasonable, it is possible to effectively control joint quantity, alleviate risk, there is safe and reliable, economical rationality, the advantage of easy construction, it is possible to effectively save the duration, and little on surrounding enviroment impact.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical field, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (8)
1. a static pressed pile counterforce device, it is characterised in that including: being arranged in both sides, piling hole and symmetrically arranged two columns, described column bottom is fixed on basement bottom board；
Also including that centre-hole jack, described centre-hole jack are sleeved on described column, the top of described column is fixed with limited block, and the top of described centre-hole jack piston rod is fixed on limited block；
Also include the bottom girder being arranged between two columns, the two ends of described bottom girder are respectively sleeved on two columns, and bottom girder is positioned at centre-hole jack bottom, the bottom of described centre-hole jack is fixed on bottom girder, has a through hole passed for prefabricated pile in the middle part of described bottom girder；
The through hole that at least two is parallel with through hole axis it is additionally provided with on bottom girder around described through hole, described through hole is equipped with screw-thread steel, being positioned on described screw-thread steel at the top and bottom of bottom girder respectively carries out spacing by a limit screw cap, a cover plate it is placed with on the end face of described prefabricated pile, described screw-thread steel passes and carries out spacing by a limit screw cap at the upper surface being positioned at cover plate on this cover plate, and screw-thread steel.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that described column top has external screw thread, described limited block uses nut, and described nut screwing is on column top.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that being additionally provided with three through holes parallel with through hole axis on the bottom girder around described through hole, described cover plate is triangular in shape, three screw-thread steels are each passed through three top corner parts of cover plate.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that being additionally provided with four through holes parallel with through hole axis on the bottom girder around described through hole, described cover plate is square, three screw-thread steels are each passed through four top corner parts of cover plate.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that described prefabricated pile is steel-pipe pile.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that described screw-thread steel is fining twisted steel.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that there is on the face that described cover plate contacts with prefabricated pile a groove matched with prefabricated pile top.
Static pressed pile counterforce device the most according to claim 1, it is characterised in that anchor connection between described column bottom and basement bottom board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521078917.XU CN205475228U (en) | 2015-12-23 | 2015-12-23 | Static pile counterforce device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521078917.XU CN205475228U (en) | 2015-12-23 | 2015-12-23 | Static pile counterforce device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205475228U true CN205475228U (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521078917.XU Withdrawn - After Issue CN205475228U (en) | 2015-12-23 | 2015-12-23 | Static pile counterforce device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205475228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442604A (en) * | 2015-12-23 | 2016-03-30 | 江苏鼎达建筑新技术有限公司 | Static pressure pile counterforce device and construction method thereof |
-
2015
- 2015-12-23 CN CN201521078917.XU patent/CN205475228U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442604A (en) * | 2015-12-23 | 2016-03-30 | 江苏鼎达建筑新技术有限公司 | Static pressure pile counterforce device and construction method thereof |
| CN105442604B (en) * | 2015-12-23 | 2017-08-08 | 江苏鼎达建筑新技术有限公司 | Static pressed pile counterforce device and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213015 Jiangsu province Changzhou City Zhonglou District Mushu Road No. 10 Patentee after: Jiangsu Dingda Building New Technology Co., Ltd. Patentee after: Changzhou Institute of building science group Limited by Share Ltd Address before: 213015 Jiangsu province Changzhou City Zhonglou District Mushu Road No. 10 Patentee before: Jiangsu Dingda Building New Technology Co., Ltd. Patentee before: Changzhou Architectural Research Institute Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20170808 |
|
| AV01 | Patent right actively abandoned |