CN106436722A - Large-area backfill soil uniform settling method - Google Patents
Large-area backfill soil uniform settling method Download PDFInfo
- Publication number
- CN106436722A CN106436722A CN201610908262.7A CN201610908262A CN106436722A CN 106436722 A CN106436722 A CN 106436722A CN 201610908262 A CN201610908262 A CN 201610908262A CN 106436722 A CN106436722 A CN 106436722A
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- China
- Prior art keywords
- backfill
- falls
- native plate
- hole
- soil
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/18—Making embankments, e.g. dikes, dams
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a large-area backfill soil uniform settling method. The large-area backfill soil uniform settling method comprises the following steps: multiple vibration columns with top end stoppers at the top ends are uniformly arranged at the pit bottom of a backfill pit; a first soil falling plate and a second soil falling plate with the vibration columns as guidance are arranged in the backfill pit in sequence from top to bottom; the area of the second soil filling plate is larger than the area of the first soil falling plate; soil falling holes are respectively formed in the first soil falling plate and the second soil falling plate; a stopper corresponding to the second soil falling plate is arranged on the side wall of the backfill pit; the vibration columns are connected with vibration equipment; the first soil falling plate is connected with lifting equipment; in the soil filling process, backfill soil enters the bottom of the backfill pit through the first soil falling plate and the second soil filling plate; at this time, the backfill soil enters the backfill pit through the soil falling holes respectively formed in the first soil falling plate and the second soil falling plate; the falling speed of the backfill soil is uniform; and in the falling process of the backfill soil, the vibration equipment vibrates through the vibration columns to guarantee the backfill uniformity of the backfill soil. The large-area backfill soil uniform settling method can guarantee no collapse gap in the backfill process.
Description
Technical field
The present invention relates to City Plaza technical field, specifically, which shows a kind of large area backfill uniform settlement
Method.
Background technology
In City Plaza technical field, part occasion needs to hollow out construction area after the feature of carrying out foundation construction
The soil that excavates is backfilled, the backfill occasion of larger area is especially gone up, back-filling way at this stage cannot be ensured backfill
Uniform settlement, cause in backfill, the presence of larger space, be easily caused and build up rear square subregion and subside.
Therefore, it is necessary to provide a kind of large area backfill uniform settlement method to solve the above problems.
Content of the invention
It is an object of the invention to provide a kind of can guarantee that there is no the large area for causing to subside gap in backfilling process backfills
Native uniform settlement method.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of large area backfill uniform settlement method, comprises the steps:
1) in the low some vibration columns for being evenly arranged with and arranging top end stop in top of cheating in backfill hole, and in backfill hole
Set gradually the first native plate and second that falls with the vibration column as being oriented to from top to bottom to fall native plate, described second falls native plate suqare
Fall native plate more than described first, all offers native hole on the two, and described first falls native plate and the described second native plate that falls passes through
Connecting rod connects;
2) the side wall in the backfill hole is arranged and is fallen the corresponding stopper of native plate with described second, vibration column connection vibration
Equipment, described first fall native plate connection jacking equipment;
3) pit bankets:During banketing, backfill by described first fall native plate and described second fall native plate enter institute
Backfill hole bottom is stated, now backfill falls native plate by described first and described second the fall native hole that falls that opened up on native plate respectively is entered
Enter the backfill hole, backfill falls into speed uniformly, and during backfill falls into, the vibratory equipment passes through the vibration column
Carry out vibrating the backfill uniformity for ensureing backfill;
4) during backfill is inserted, by the jacking equipment, described first fall native plate and described second fall native plate with
The rhythm that bankets is slow to be risen, and when reaching the stopper position, by the stopper, the described second native plate that falls departs from described first and falls
Native plate;
5) upper hole is banketed:During backfill is inserted, by the jacking equipment, described first falls native plate with the rhythm that bankets
Slow rise, backfill falls within described second and falls native plate upper end, is vibrated by the vibration column, and part backfill falls by described second
Native plate described fall native hole enter described second and fall below native plate, most of backfill is filled at described second and falls above native plate,
And the native plate that falls to described second carries out downward pressure holding, it is ensured that the described second backfill density for falling the backfill below native plate;
6) during backfill is inserted, by the jacking equipment, the described first native plate that falls rises with the rhythm that bankets and arrives
Stop rising after reaching the top end stop position;
7) continue backfill to insert, until filling up the backfill hole, vibratory equipment completes backfill after continuing vibration 4h-8h.
Further, step 1) in, backfill hole bottom offers drainage, and backfill hole bottom is equipped with and covers
Cover the geotextiles of the drainage.
Further, the side wall in the backfill hole is provided with anti-erosion wall.
Further, the anti-erosion wall by the grid member for being arranged at the side wall vertical that the backfill is cheated and is filled out
Anti-erosion body between the side wall that cheats located at the grid member and the backfill.
Further, the grid member is made up of grid cloth or wire gauze.
Further, the anti-erosion body is made up of cobblestone.
Further, the distance between the side wall in the grid member and backfill hole is not less than 30mm.
Compared with prior art, the beneficial effect of the large area backfill uniform settlement method of the present invention is:
1) by arranging vibration column, which is connected with vibratory equipment, is vibrated during backfill is inserted, it is ensured that backfill
The backfill uniformity of soil;
2) fallen native plate by arranging the first native plate and second that falls, second fall native plate suqare fall more than first native plate and the two on
All offer native hole, first fall native plate and second fall native plate in jacking equipment effect under with vibration column as be oriented to and with the section that bankets
Play corresponding carry out slow rise, now backfill falls native plate by first and second the fall native hole that falls that opened up on native plate respectively enters back
Hole is filled out, it is uniform that backfill falls into speed;
3) by arranging stopper, which is used for limiting the described second climb for falling native plate, and the second native plate that falls reaches resistance
During stop location, with first fall native plate disengaging;
4) by arranging top end stop, which is used for limiting the described first climb for falling native plate, it is to avoid first falls native plate
Depart from backfill hole;
5) by offering drainage in backfill hole bottom and backfilling the geotextiles that hole bottom is equipped with covering drainage, its
Anti-erosion in the draining and drainage procedure that use for the backfill hole later stage;
6) the anti-water and soil by arranging anti-erosion wall, in draining and drainage procedure that its convenient backfill hole later stage uses
It is lost in.
Description of the drawings
Fig. 1 is one of structural representation of embodiments of the invention;
Fig. 2 is the two of the structural representation of embodiments of the invention;
In figure numeral represents:
100 backfill holes;
1 vibration column, 11 top end stops;
2 first fall native plate;
3 second fall native plate;
4 stoppers;
5 drainage;
6 geotextiles;
7 anti-erosion walls, 71 grid member, 72 anti-erosion bodies.
Specific embodiment
Embodiment:
Fig. 1-2 is referred to, its displaying is a kind of to can guarantee that there is no the large area for causing to subside gap in backfilling process backfills
Native uniform settlement method;
Large area backfill uniform settlement method, comprises the steps:
1) in backfill hole 100 hole low be evenly arranged with top arrange top end stop 11 vibration column 1, and in backfill hole
Set gradually in 100 from top to bottom with vibration column 1 to fall native plate 3 for the first of the guiding native plate 2 and second that falls, second falls 3 face of native plate
Product falls more than first native plate 2, all offers native hole (in figure does not show) on the two, and the first native plate 2 and second that falls falls native plate 3
Connected by connecting rod 21;
2) the side wall in backfill hole 100 is arranged and is fallen the corresponding stopper 4 of native plate 3 with second, and the connection vibration of vibration column 1 sets
Standby (in figure does not show), the first native plate 2 that falls connects jacking equipment (in figure does not show);
3) pit bankets:During banketing, backfill by first fall native plate 2 and second fall native plate 3 enter backfill hole 100
Bottom, now backfill fallen native hole (in figure does not show) entrance that falls that opened up on native plate 3 respectively by the first native plate 2 and second that falls
Backfill hole 100, backfill falls into speed uniformly, and during backfill falls into, vibratory equipment (in figure does not show) is by vibration
Post 1 carries out vibrating the backfill uniformity for ensureing backfill;
4) during backfill is inserted, by jacking equipment (in figure does not show), the first native plate 2 and second that falls falls native plate 3
Rise with the rhythm that bankets is slow, when reaching 4 position of stopper, by stopper 4, the second native plate 3 that falls departs from first and falls native plate 2;
5) upper hole is banketed:During backfill is inserted, by jacking equipment (in figure does not show), first falls native plate 2 with filling out
Native rhythm is slow to be risen, and backfill falls within second and falls 3 upper end of native plate, is vibrated by vibration column 1, and part backfill falls native plate by second
The 3 native hole (in figure does not show) that falls enters second and falls the lower section of native plate 3, and most of backfill is filled at second and falls 3 top of native plate, and
The native plate 3 that falls to second carries out downward pressure holding, it is ensured that second fall the lower section of native plate 3 backfill backfill density;
6) during backfill is inserted, by jacking equipment (in figure does not show), first falls native plate 2 with rhythm rising of banketing
And stop rising behind 11 position of block that outreaches;
7) continue backfill to insert, until backfill hole is filled up, complete after vibratory equipment (in figure does not show) continuation vibration 4h-8h
Become backfill.
Wherein:
The quantity of vibration column 1 can be according to backfill 100 specification of hole and the power setting of vibratory equipment (in figure does not show), this
Embodiment is not defined;
Step 7) in, continue time of vibration the present embodiment and be not defined, the present embodiment only propose one relatively reasonable
Time period;
Step 1) in, 100 bottoms of backfill hole offer drainage 5, and 100 bottoms of backfill hole are equipped with covering drainage 5
Geotextiles 6;
The side wall in backfill hole 100 is provided with anti-erosion wall 7;
Anti-erosion wall 7 by the grid member 71 for being arranged at the side wall vertical for backfilling hole 100 and is filled at grid member 71
And the anti-erosion body 72 between the side wall in backfill hole 100;
Grid member 71 is made up of grid cloth or wire gauze;
Anti-erosion body 72 is made up of cobblestone;
Distance between the side wall in grid member 71 and backfill hole 100 is at least 30mm;
The grid member 71 that enumerates in the present embodiment and anti-erosion body 72 are only the form of expression of the present embodiment, rather than will
The body that constitutes of grid member 71 and anti-erosion body 72 is defined in the species that the present embodiment is enumerated;
Distance between the side wall in grid member 71 and backfill hole 100 can be configured according to backfill hole specification, and the present embodiment is only
Point out that the distance between the side wall in grid member 71 and backfill hole 100 can cause the anti-erosion of anti-erosion wall 7 less than 30mm
Effect is poor.
Compared with prior art, a kind of beneficial effect of large area backfill uniform settlement method of the present embodiment is:
1) by arranging vibration column 1, which is connected with vibratory equipment (in figure does not show), is vibrated during backfill is inserted
Equipment (in figure does not show) is vibrated and is transmitted these vibrations to vibration column 1, it is ensured that the backfill uniformity of backfill;
2) fallen native plate 3 by arranging the first native plate 2 and second that falls, second 3 area of native plate that falls falls more than first native plate 3 and two
All offer native hole (in figure does not show) on person, the first native plate 2 and second that falls falls native plate 3 in jacking equipment (in figure does not show)
Under effect with vibration column 1 as be oriented to and corresponding with the rhythm that bankets carry out slow rise, now backfill falls native plate 2 and the by first
The native hole (in figure does not show) that falls that two fall opens up on native plate 3 respectively enters backfill hole 100, and it is uniform that backfill falls into speed;
3) by arranging stopper 4, which is used for limiting the second climb for falling native plate 3, and the second native plate 3 that falls is reached and stopped
During 4 position of block, with 3 first fall native plate disengaging;
4) by arranging top end stop 11, which is used for limiting the first climb for falling native plate 2, it is to avoid first falls native plate 2
Depart from backfill hole 100;
5) by cheating in backfill, 100 bottoms offer drainage 5 and 100 bottoms of backfill hole are equipped with and cover drainage 5
Geotextiles 6, which is used for backfilling anti-erosion in the draining and drainage procedure that use of 100 later stages of hole;
6) by arranging anti-erosion wall 7, anti-in draining and drainage procedure that its convenient backfill 100 later stage of hole uses
Soil erosion.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, not
On the premise of departing from the invention design, some deformation can also be made and improved, these belong to the protection model of the present invention
Enclose.
Claims (7)
1. a kind of large area backfill uniform settlement method, it is characterised in that:Comprise the steps:
1) in backfill hole hole low be evenly arranged with some vibration columns that top end stop is set in top, and from upper in backfill hole
To under the first native plate and second that falls that sets gradually with the vibration column as being oriented to fall native plate, the described second native plate suqare that falls is more than
Described first falls native plate, all offers native hole on the two, and the described first native plate and described second that falls falls native plate by connection
Bar connects;
2) the side wall in the backfill hole is arranged and is fallen the corresponding stopper of native plate with described second, and vibration column connection vibration sets
Standby, described first fall native plate connection jacking equipment;
3) pit bankets:During banketing, backfill falls native plate by described first and the described second native plate that falls enters described returning
Hole bottom is filled out, now backfill is fallen the native hole entrance institute that falls that opened up on native plate respectively by the described first native plate and described second that falls
Backfill hole is stated, backfill falls into speed uniformly, and during backfill falls into, the vibratory equipment is carried out by the vibration column
Vibration ensures the backfill uniformity of backfill;
4) during backfill is inserted, by the jacking equipment, the described first native plate and described second that falls falls native plate with banketing
Rhythm is slow to be risen, and when reaching the stopper position, by the stopper, the described second native plate that falls departs from described first and falls soil
Plate;
5) upper hole is banketed:During backfill is inserted, by the jacking equipment, described first fall native plate with banket rhythm delay
Rise, backfill falls within described second and falls native plate upper end, is vibrated by the vibration column, part backfill falls soil by described second
Plate described fall native hole enter described second and fall below native plate, most of backfill is filled at described second and falls above native plate, and
The native plate that falls to described second carries out downward pressure holding, it is ensured that the described second backfill density for falling the backfill below native plate;
6) during backfill is inserted, by the jacking equipment, the described first native plate that falls rises with the rhythm that bankets and reaches institute
Stop rising after stating top end stop position;
7) continue backfill to insert, until filling up the backfill hole, vibratory equipment completes backfill after continuing vibration 4h-8h.
2. large area backfill uniform settlement method according to claim 1, it is characterised in that:Step 1) in, described time
Fill out hole bottom and drainage is offered, and backfill hole bottom is equipped with the geotextiles for covering the drainage.
3. large area backfill uniform settlement method according to claim 1, it is characterised in that:The side wall in the backfill hole
It is provided with anti-erosion wall.
4. the large area backfill uniform settlement method according to claim 1-3 any one, it is characterised in that:Described anti-
Soil erosion wall by the grid member for being arranged at the side wall vertical that the backfill is cheated and is filled at the grid member and the backfill
Anti-erosion body between the side wall in hole.
5. large area backfill uniform settlement method according to claim 4, it is characterised in that:The grid member is by grid
Cloth or wire gauze are constituted.
6. large area backfill uniform settlement method according to claim 5, it is characterised in that:The anti-erosion body
It is made up of cobblestone.
7. large area backfill uniform settlement method according to claim 6, it is characterised in that:The grid member and described
Distance between the side wall in backfill hole is not less than 30mm.
Priority Applications (1)
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CN201610908262.7A CN106436722B (en) | 2016-10-19 | 2016-10-19 | Large area backfill uniform settlement method |
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CN201610908262.7A CN106436722B (en) | 2016-10-19 | 2016-10-19 | Large area backfill uniform settlement method |
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CN106436722A true CN106436722A (en) | 2017-02-22 |
CN106436722B CN106436722B (en) | 2018-08-14 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109958121A (en) * | 2019-04-24 | 2019-07-02 | 中建七局第四建筑有限公司 | A kind of compacted device of collapsible loess |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1083167A (en) * | 1992-07-08 | 1994-03-02 | 亨利维达民用证书公司 | Domes |
JPH0949223A (en) * | 1995-08-04 | 1997-02-18 | San & Shii Consultant Kk | Soil improvement method, soil improvement device, storage bag of water permeable material for soil improvement device and use of storage bag of water permeable material therefor |
CN101691755A (en) * | 2009-03-31 | 2010-04-07 | 卢如年 | Method for constructing liquified discarded soil in construction of subaqueous structure |
CN103981882A (en) * | 2014-06-05 | 2014-08-13 | 中建五局蚌埠建筑工程有限公司 | Large-area-plate-less-foundation-settlement-resisting construction method |
CN104895039A (en) * | 2015-04-10 | 2015-09-09 | 成军 | Construction method for water-saturated soft soil foundations |
-
2016
- 2016-10-19 CN CN201610908262.7A patent/CN106436722B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1083167A (en) * | 1992-07-08 | 1994-03-02 | 亨利维达民用证书公司 | Domes |
JPH0949223A (en) * | 1995-08-04 | 1997-02-18 | San & Shii Consultant Kk | Soil improvement method, soil improvement device, storage bag of water permeable material for soil improvement device and use of storage bag of water permeable material therefor |
CN101691755A (en) * | 2009-03-31 | 2010-04-07 | 卢如年 | Method for constructing liquified discarded soil in construction of subaqueous structure |
CN103981882A (en) * | 2014-06-05 | 2014-08-13 | 中建五局蚌埠建筑工程有限公司 | Large-area-plate-less-foundation-settlement-resisting construction method |
CN104895039A (en) * | 2015-04-10 | 2015-09-09 | 成军 | Construction method for water-saturated soft soil foundations |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109958121A (en) * | 2019-04-24 | 2019-07-02 | 中建七局第四建筑有限公司 | A kind of compacted device of collapsible loess |
CN109958121B (en) * | 2019-04-24 | 2020-10-16 | 中建七局第四建筑有限公司 | Collapsible loess compaction device |
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CN106436722B (en) | 2018-08-14 |
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