CN107654082A - Using basic building block it is vertical under to enlarging technique - Google Patents
Using basic building block it is vertical under to enlarging technique Download PDFInfo
- Publication number
- CN107654082A CN107654082A CN201710612113.0A CN201710612113A CN107654082A CN 107654082 A CN107654082 A CN 107654082A CN 201710612113 A CN201710612113 A CN 201710612113A CN 107654082 A CN107654082 A CN 107654082A
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- China
- Prior art keywords
- building block
- stake
- accessory
- ground
- pillar
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/48—Foundations inserted underneath existing buildings or constructions
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
- E02D29/05—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench
- E02D29/055—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench further excavation of the cross-section proceeding underneath an already installed part of the structure, e.g. the roof of a tunnel
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- 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
- E02D5/56—Screw piles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0266—Enlarging
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/06—Separating, lifting, removing of buildings; Making a new sub-structure
Abstract
The present invention provide it is a kind of using basic building block it is vertical under to enlarging technique, to reconstruction etc. building it is vertical under to enlarging when, pillar loading is transmitted to the stake accessory of bottom by basic building block, thus, by being minimized of damage of pillar, and the various configurations for the stake accessory constructed in addition can be corresponded to.
Description
Technical field
The present invention relates to it is a kind of using basic building block it is vertical under to enlarging technique, in the vertical of the building to reconstruction etc.
It is lower to enlarging when, pillar loading is transmitted to the stake accessory of bottom by basic building block, and thus, the damage of pillar is minimized
Change, and the various configurations for the stake accessory constructed in addition can be corresponded to.
Background technology
The most increase of immediate cause old buildings, and the raising of the various functions to existing structure requirement, thus, enter extensively
Row can extend the reconstruction project in society's physical life-span.
By to the existing old building rebuilding and expansion of the of the existing enterprises or overhaul etc. and repair the reconstruction project in, because parking
Insufficient space and form underground parking or the change reason such as purposes, in the case where needing underground large space, it is necessary to existing
Building basic infrastructure carry out it is vertical under to enlarging.
Therefore, to enlarging structure under have developed the underground that the reconstruction using steel-pipe pile and to the downward enlarging of under ground portion constructs
And the technology (patent the 10-1212240th) of technique.
Supporting part (133,135 etc.) is directly incorporated into pillar, by steel-pipe pile by the registration technology as shown in being shown Fig. 1
(120) it is connected with wing plate (135) bottom of supporting part and transmits vertical load to steel-pipe pile (120).
Now, threaded rod (134, thread bar) is run through into pillar, so that the loading of pillar is directly transferred to support
Portion, and by fixed plate (133) secure bond of supporting part in pillar.
But the configuration of increased stake and quantity are in irregularly to set according to ground state or flat state etc. for enlarging
Meter, but the existing technology is because the steel-pipe pile (120) for extending is only in conjunction with the wing plate (135) of supporting part, thus, limitation
The configuration of stake and quantity.
Also, as shown in being shown Fig. 2, become the situation that more or stake accessory (4) irregularly configures in the quantity of stake accessory (4)
Under, the problem of being difficult to directly be applicable the registration technology be present.
Moreover, ferroconcrete prop is not easy to carry out the insertion of threaded rod (134), by feelings because of the fine and closely woven configuration of bar spacing
Condition, when combining threaded rod (134), the low worry of pillar internal force be present.
More even, after by steel-pipe pile (120) injection ground, it is necessary to by steel-pipe pile (120) and the wing plate of supporting part
(135) combine, but the prominent length of steel-pipe pile (120) is mutually different, and it is complicated to cause joint portion details.
The content of the invention
Invention technical problems to be solved
In order to solve described problem, the present invention provide it is a kind of under building is vertical to during enlarging, because by the damage of pillar
Being minimized and prevent the problem of causing pillar internal force low using basic building block it is vertical under to enlarging technique.
The present invention provides a kind of with by configuration of the simple structure without the stake accessory to newly increasing or quantity presence
The mode of limitation and constructed using basic building block it is vertical under to enlarging technique.
Technical teaching for solving the problem was
The present invention of preferred embodiment be used for by existing building it is vertical under to enlarging provide and a kind of utilize basis
Building block it is vertical under to enlarging technique, it is characterised in that comprise the following steps：(a) will be to the pillar periphery of existing ground
The position of stake accessory construction forms multiple drillings；(b) it is existing to project to be combined with multiple accessories of shear plate for upper end
The mode on the top of base penetrate it is described drilling and in injection ground；(c) branch is embedded to the upper end of the stake accessory and shear plate
The mode on the existing ground top on post periphery pours other grounds and basis of formation building block, and on the top of the basic building block
The loading transmission part for setting side to be fixed on the outside of pillar；(d) the existing of the periphery in addition to the basic building block is removed
Ground；(e) excavate and remove the sandy soil of lower ground, constructed in bottom newly-built ground and newly-built pillar；And (f) removes the stake
Accessory and basic building block, and before or after the stake accessory and basic building block is removed, applied on the position of existing ground
The newly-built cement plate of work.
The present invention of another preferred embodiment provide it is a kind of using basic building block it is vertical under to enlarging technique, described
(f) in step, the newly-built ground upper part of the stake accessory is only removed.
The present invention of another preferred embodiment provide it is a kind of using basic building block it is vertical under to enlarging technique, described
(c) in step, the face that existing ground and pillar engage is provided with transmission connector in other grounds.
The present invention of another preferred embodiment provide it is a kind of using basic building block it is vertical under to enlarging technique, the stake
Excircle of the accessory along steel-pipe pile has spiral helicine spiral alar part.
The effect of invention
The present invention carry out building it is vertical under to enlarging when, in construction, pillar loading is passed by basic building block
Transport to multiple accessories of the configuration on pillar periphery.Also, after construction terminates, pillar loading by newly-built pillar transmit to
Newly-built ground, in the case where the stake accessory of newly-built ground bottom is applied as permanent stake, pillar loading is passed by newly-built pillar
Transport to newly-built ground and stake accessory.
Therefore, because multiple accessories can be configured freely on pillar periphery, the quantity of stake accessory or configuration are unrestricted, and
Can freely it design.
Moreover, anchor member etc. need not be combined in pillar, can prevent because the damage of pillar and caused by internal force it is low
Problem.
In addition, because of the newly-built cement plate of top top primary concreting in multiple accessories, the prominent length of stake accessory
It is not restricted one by one.
Brief description of the drawings
Fig. 1 is to the sectional view of enlarging structure under the underground for showing existing reconstruction construction；
Fig. 2 is plan of the display configuration in the multiple accessories on pillar periphery；
Fig. 3 (a) to (d) be show respectively the present invention using basic building block it is vertical under to extend technique (a) step extremely
(d) accompanying drawing of step；
Fig. 4 be display the present invention using basic building block it is vertical under to enlarging technique (e) step accompanying drawing；
Fig. 5 be display the present invention using basic building block it is vertical under to enlarging technique (f) step accompanying drawing；
Fig. 6 is the accompanying drawing of the work progress for the newly-built cement plate that display is constructed according to an embodiment；
The accompanying drawing for the newly-built cement plate that Fig. 7 constructs for display according to another embodiment；
Fig. 8 is the sectional view of setting state of the display shear plate with transmitting connector；
Fig. 9 is pillar of the display with loading transmission part and the sectional view of the details at the junction surface of basic building block；
Figure 10 is the sectional view of the embodiment of display stake accessory.
(description of reference numerals)
1:Lower ground 2:Basic building block
2a:Existing ground 2b:Other grounds
21:Drilling 3:Pillar
4:Stake accessory 41:Shear plate
42:Steel-pipe pile 43:Spiral alar part
5:Newly-built ground 6:Newly-built pillar
7:Newly-built cement plate 71:After-pouring cement plate
8:Loading transmission part 81:Board
82:Support member SC:Transmit connector
Embodiment
Below, with reference to the accompanying drawings and the present invention is specifically described preferred embodiment.
Fig. 3 (a) to (d) be show respectively the present invention using basic building block it is vertical under to extend technique (a) step extremely
(d) accompanying drawing of step.
And Fig. 4 be the display present invention using basic building block it is vertical under to enlarging technique (e) step accompanying drawing, Fig. 5 is
Display the present invention using basic building block it is vertical under to enlarging technique (f) step accompanying drawing.
The present invention utilize basic building block it is vertical under to enlarging technique be used for by existing building it is vertical under to enlarging, this
Technology characteristics are, comprise the following steps：(a) existing ground (2a) that to construct all skirt piles accessories (4) of pillar (3) position
Put to form multiple drillings (21)；(b) upper end is combined with multiple accessories (4) of shear plate (41) to project to existing ground
The mode on the top of (2a) penetrate it is described drilling (21) and in injection ground；(c) with the upper end of the stake accessory (4) and shear plate
(41) mode on existing ground (2a) top on embedment pillar (3) periphery pours other grounds (2b) and basis of formation is built
Block (2), and the loading transmission part (8) being fixed in the top of the basic building block (2) setting side on the outside of pillar (3)；(d)
Remove the existing ground (2a) on the periphery in addition to the basic building block (2)；(e) sandy soil of lower ground (1) are excavated and gone
Remove, newly-built ground (5) and newly-built pillar (6) are constructed in bottom；And (f) removes the stake accessory (4) and basic building block
(2), and before or after the stake accessory (4) and basic building block (2) is removed, in the position of existing ground (2a), construction is new
Build cement plate (7).
The present invention is hung down according to setting up underground parking or forming the demands such as underground large space to existing building
To enlarging under straight.
The present invention using basic building block it is vertical under to enlarging technique in, (a) is in existing ground (2a) branch that to construct
The position of all skirt piles accessories (4) of post (3) forms multiple drillings (21) (Fig. 3 (a)).
The drilling (21) is used for the insertion of follow-up stake accessory (4), along the position for the stake accessory (4) newly constructed, insertion
Existing ground (2a) and formed multiple.
Afterwards, (b) upper end is combined with multiple accessories (4) of shear plate (41) to project to the upper of existing ground (2a)
The mode in portion penetrate it is described drilling (21) and (Fig. 3 (b)) in injection ground
The upper end of the stake accessory (4) be inserted in other grounds (2b) for subsequently pouring and with other grounds (2b) one
Change.
To in the case of enlarging under vertical, because of the limitation of floor height, long stake accessory (4) can not be typically used.Also, because
It must be constructed by mini-plant, it is preferable to use lightweight and be easy to the small-caliber steel pipe stake that stake connects.But according to condition
The various stakes such as concrete-pile or synthetic resin material stake can be used.
, according to circumstances, also can be in advance to ground perforating, easily to carry out stake accessory when inserting stake accessory (4)
(4) injection.
The lower end of the stake accessory (4) is adequately inserted to supporting layer.
Also, the existing of pillar (3) periphery is embedded to the upper end of the stake accessory (4) and shear plate (41) (c)
The mode on ground (2a) top pours other grounds (2b) and basis of formation building block (2) (Fig. 3 (c)), also, such as FIG. 9 below institute
Show, and the loading transmission part (8) being fixed in the top of the basic building block (2) setting side on the outside of pillar (3).
Other grounds (2b) set the upper end for causing stake accessory (4) to be embedded in, by the loading of pillar (3) transmit to
Stake accessory (4) upper end.
Afterwards, (d) removes the existing ground (2a) (Fig. 3 (d)) on the periphery in addition to the basic building block (2).
Newly-built cement plate (7) is poured again in existing ground (2a) part of the removal.
By (a) step as described above to (d) step and the basis of formation building block (2) around pillar (3).
The basic building block (2) includes existing ground (2a) part and the other grounds (2b) newly poured.
After the basic building block (2) is formed, (e) excavates the sandy soil of lower ground (1) and removed, and in bottom to new
Build ground (5) and newly-built pillar (6) construction (Fig. 4).
In (e) step, in order to form the underground space newly increased, as shown in Fig. 4 (a), excavated with set depth
After ground (1), as shown in Fig. 4 (b), the infrastructure such as newly-built ground (5) and newly-built pillar (6) is constructed.
In the embodiment of Fig. 4 (b) displays, side of the newly-built pillar (6) to extend in the bottom of existing pillar (3)
Formula is set, but is not limited to the embodiment.
Moreover, ground top is formed in the state of the newly-built ground (5) is provided with multiple accessories (4), it is described
It is removed after multiple accessories (4).
Finally, as shown in figure 5, (f) removes the stake accessory (4) and basic building block (2), as shown in FIG. 6 and 7, going
Except the stake accessory (4) and basic building block (2) are front or rear, newly-built cement plate (7) is entered in the position of existing ground (2a)
Row construction.
In (f) step, stake accessory (4) removes only to block newly-built ground (5) upper part, afterwards, carries out
Top uses after arranging as permanent stake.
In the case of the present invention is applicable, in work progress, multiple accessories (4) simultaneously indirect are connected with pillar (3)
And loading is transmitted, but the multiple accessories to configuration on pillar (3) periphery are transmitted in pillar (3) loading by basic building block (2)
(4)。
Also, after construction terminates, the loading of pillar (3) is transmitted to newly-built ground (5) by newly-built pillar (6),
In the case where stake accessory (4) application of newly-built ground (5) bottom is permanent stake, newly-built pillar (6) is passed through in the loading of pillar (3)
And transmit to newly-built ground (5) and stake accessory (4).
As described above, in the present invention, because stake accessory (4) is freely configured on pillar (3) periphery, therefore, match somebody with somebody even in stake
The quantity of part (4) it is more or configuration it is irregular in the case of also can freely be applicable.
Moreover, because without combining anchor member etc. in pillar (3), can by being minimized of damage of pillar (3), thus,
Can prevent because the internal force of existing pillar (3) is low produce the drawbacks of.
As shown in being shown Fig. 5, in (f) step, it is configured the newly-built ground (5) for only removing the stake accessory (4)
Upper part.
Thus, stake accessory (4) carries out top arrangement after the upper part of newly-built ground (5) is blocked, and being capable of conduct
Upper end is embedded to the permanent stake of newly-built ground (5).
As shown in being shown Fig. 5 and Fig. 8 described later, shear plate (41) can be combined in the upper end of stake accessory (4), so that newly-built
The loading of ground (5) is swimmingly transmitted to stake accessory (4).
Fig. 6 is the accompanying drawing for the newly-built cement plate work progress that display is constructed according to an embodiment, and Fig. 7 is display according to another
The accompanying drawing of the newly-built cement plate of embodiment construction.
As shown in being shown Fig. 6 and Fig. 7, in (f) step, remove the stake accessory (4) and basic building block (2) it
It is preceding or afterwards, newly-built cement plate (7) is constructed in the position of existing ground (2a).
Make under vertical to enlarging, newly-built ground (5), existing ground (2a) are set in the bottom of existing ground (2a)
It must be replaced by newly-built cement plate (7).
The newly-built cement plate (7) can also be applied before (f) step of stake accessory (4) and basic building block (2) is removed
Work, also, can also be constructed after the removal of stake accessory (4) and basic building block (2).
In Fig. 6, the mistake to being constructed before the removal of stake accessory (4) and basic building block (2) to newly-built cement plate (7) is shown
Journey.
This situation, as shown in Fig. 6 (a), in the state of newly-built ground (5) and newly-built pillar (6) is provided with, removing stake
Newly-built cement plate (7) is poured before accessory (4) and basic building block (2).
Afterwards, as shown in Fig. 6 (b), after stake accessory (4) and basic building block (2) is removed, in the basic building block of removal
(2) position needs the process constructed to after-pouring cement plate (71).
The newly-built cement plate (7) pours successively at a certain distance with after-pouring cement plate (71), thus, passes through reinforcing bar etc.
Integration is carried out to it.
In Fig. 7, the newly-built cement plate (7) for removing and being constructed after stake accessory (4) and basic building block (2) is shown in.
In the case of Fig. 7, because stake accessory (4) and basic building block (2) have been gone before newly-built cement plate (7) construction
Remove, the newly-built cement plate (7) newly constructed also being capable of formed by integrally casting.
Fig. 8 is the sectional view of setting state of the display shear plate with transmitting connector.
As shown in display in Fig. 8, in (b) step, combine and be fixed with the top of the protrusion of the stake accessory (4)
The shear plate (41) being embedded in other grounds (2b).
The vertical load that the shear plate (41) will be transmitted to other grounds (2b) passes through front end delivery to stake accessory (4).
The shear plate (41) can be combined with stake accessory (4) upper weld.
The shear plate (41) can be incorporated into an accessory (4) before stake accessory (4) injection is completed or after injection completion
Upper end.
The shear plate (41) has set thickness and wide cut, sufficient thereby, it is possible to extend to the outside of stake accessory (4)
Length.
Moreover, as shown in being shown Fig. 8, in (c) step, in other grounds (2b) and existing ground (2a)
And pillar (3) composition surface sets transmission connector (SC).
By the transmission connector (SC), other grounds (2b) and pillar (3) and existing ground (2a) are formed one
Body.
Thereby, it is possible to by the loading of pillar (3) and existing ground (2a) by other grounds (2b) safely transmit to
Stake accessory (4).
The transmission connector (SC) can be applicable anchor bolt, stud, fixed steel bars etc..
In the case where setting transmission connector (SC), with above existing ground (2a) and pillar (3)
Side forms drilling, and after the transmission connectors (SC) such as fixed anchor, the order for pouring other grounds (2b) is constructed.
Fig. 9 is pillar of the display with loading transmission part and the sectional view of the details at the junction surface of basic building block.
As shown in being shown Fig. 9, in (c) step, side is set to be fixed on branch on the top of the basic building block (2)
The loading transmission part (8) of post (3) lateral surface.
The loading transmission part (8) causes the loading of pillar (3) to be directly transferred to other grounds (2b).
The loading transmission part (8) can be various embodiments, as shown in figure 9, in pillar (3) side by passing through screw thread
The board (81) of the combination such as bar or anchor bolt and the support member (82) being incorporated on the outside of the board (81) are formed.
Moreover, two legs of the board (81) be respectively structured as being fixed on basic building block (2) top and pillar (3) outside
The L fonts of side, the support member (82) can by between two legs of board (81) pole or gusset etc. form.
Figure 10 is the embodiment sectional view of display stake accessory.
As shown in being shown Figure 10, excircle of the stake accessory (4) along steel-pipe pile (42) and there is spiral helicine spiral
Alar part (43).
The common stake accessory (4) such as steel-pipe pile is ground and after drilling to lower ground (1), it is necessary to penetration pile accessory
(4) construct.
But as described above, used in outer circumferential into the steel-pipe pile (42) for there are spiral alar part (43) as stake accessory (4)
When, the ground of easy penetration pile accessory (4) is capable of by spiral alar part (43).
It is therefore not necessary in addition to ground perforating, can be by stake accessory (4) directly injection ground.
Claims (4)
1. it is a kind of using basic building block it is vertical under to enlarging technique, for by existing building it is vertical under to enlarging, it is special
Sign is,
Comprise the following steps：
(a) multiple drillings (21) are formed in the position of all skirt piles accessories (4) of pillar (3) for existing ground (2a) that to construct；
(b) upper end is combined with multiple accessories (4) of shear plate (41) in a manner of projecting to existing ground (2a) top
Penetrate it is described drilling (21) and in injection ground；
(c) it is embedded to the upper end of the stake accessory (4) and shear plate (41) on the existing ground (2a) on pillar (3) periphery
The mode in portion pours other grounds (2b) and basis of formation building block (2), and sets side to consolidate on the top of the basic building block (2)
Loading transmission part (8) on the outside of pillar (3)；
(d) the existing ground (2a) on the periphery in addition to the basic building block (2) is removed；
(e) sandy soil of lower ground (1) are excavated and removed, newly-built ground (5) and newly-built pillar (6) are constructed in bottom；
And
(f) the stake accessory (4) and basic building block (2) are removed, and before the stake accessory (4) and basic building block (2) is removed
Or afterwards, newly-built cement plate (7) of being constructed in the position of existing ground (2a).
2. it is according to claim 1 using basic building block it is vertical under to enlarging technique, it is characterised in that
In (f) step, newly-built ground (5) upper part of the stake accessory (4) is only removed.
3. it is according to claim 1 using basic building block it is vertical under to enlarging technique, it is characterised in that
In (c) step, it is provided with other grounds (2b) with the face that existing ground (2a) and pillar (3) engage
Transmit connector (SC).
4. it is according to claim 1 using basic building block it is vertical under to enlarging technique, it is characterised in that
Excircle of the stake accessory (4) along steel-pipe pile (42) has spiral helicine spiral alar part (43).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2016-0094289 | 2016-07-25 | ||
| KR1020160094289A KR101743758B1 (en) | 2016-07-25 | 2016-07-25 | Downward construction method for vertical extension of building using base block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654082A true CN107654082A (en) | 2018-02-02 |
Family
ID=59222737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710612113.0A Pending CN107654082A (en) | 2016-07-25 | 2017-07-25 | Using basic building block it is vertical under to enlarging technique |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101743758B1 (en) |
| CN (1) | CN107654082A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102123666B1 (en) | 2019-07-23 | 2020-06-17 | 조정래 | Implant pile installer in architecture foundation system and a universal implant pile method |
| CN111155782A (en) * | 2020-01-06 | 2020-05-15 | 中建三局集团有限公司 | High-water-level existing basement pile foundation construction method |
| KR102190480B1 (en) | 2020-03-16 | 2020-12-11 | 조정래 | Implant pile pressing apparatus in architecture foundation system and a universal implant piling method |
| KR102197106B1 (en) | 2020-04-06 | 2020-12-30 | 조정래 | Slab unit implanted with means for pressing pile and the method for carrying out the construction of the steel column using it |
| KR102197107B1 (en) | 2020-04-06 | 2020-12-30 | 조정래 | Slab unit implanted with means for pressing pile and the method for carrying out the construction of the reinforced concrete column using it |
| KR102197109B1 (en) | 2020-05-04 | 2020-12-30 | 조정래 | Slab unit implanted with means for pressing pile and the method for carrying out the construction of the retaining wall using it |
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| CN1257149A (en) * | 1998-12-11 | 2000-06-21 | 北京市第七城市建设工程公司 | Integral foundation underpinning technology for building added floor |
| CN100513695C (en) * | 2003-04-07 | 2009-07-15 | 卞沆龙 | Repair and reinforcement system of existing structure using reaction force of pressurizing means and method thereof |
| CN101899907A (en) * | 2010-04-08 | 2010-12-01 | 台州建筑安装工程公司 | Reinforced concrete column replacing and reinforcing method and device for unloading load of reinforced concrete column |
| CN102182325A (en) * | 2011-03-28 | 2011-09-14 | 东南大学 | Storey adding method for existing building basement with frame structure and independent foundation |
| CN103104102A (en) * | 2013-01-31 | 2013-05-15 | 中国建筑第八工程局有限公司 | Construction method for underground storey-addition reconstruction |
| CN103726673A (en) * | 2014-01-27 | 2014-04-16 | 龚金京 | Novel after-rooting composite pile foundation |
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|---|---|
| KR101743758B1 (en) | 2017-06-05 |
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