CN202208912U - Be applied to consolidated layer structure of filling that trades of bulky open caisson foundation - Google Patents
Be applied to consolidated layer structure of filling that trades of bulky open caisson foundation Download PDFInfo
- Publication number
- CN202208912U CN202208912U CN 201120291027 CN201120291027U CN202208912U CN 202208912 U CN202208912 U CN 202208912U CN 201120291027 CN201120291027 CN 201120291027 CN 201120291027 U CN201120291027 U CN 201120291027U CN 202208912 U CN202208912 U CN 202208912U
- Authority
- CN
- China
- Prior art keywords
- partition wall
- filling
- packing course
- open caisson
- subregion
- 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.)
- Expired - Lifetime
Links
- 238000005192 partition Methods 0.000 claims abstract description 51
- 238000012856 packing Methods 0.000 claims description 42
- 230000008021 deposition Effects 0.000 claims description 17
- 230000006641 stabilisation Effects 0.000 claims description 11
- 238000011105 stabilization Methods 0.000 claims description 11
- 241000196324 Embryophyta Species 0.000 claims description 6
- 235000010676 Ocimum basilicum Nutrition 0.000 claims description 3
- 240000007926 Ocimum gratissimum Species 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 238000010030 laminating Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 3
- 241001529734 Ocimum Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model provides a be applied to bridge foundation construction technical field's layer of filling up that trades, be applied to that large volume open caisson foundation is consolidated and trade and set up large volume open caisson (3) on filling up (1), large volume open caisson (3) are including wall of a well partition wall (2), ordinary partition wall (4), subregion partition wall (5), trade filling up (1) set up to be higher than the structure that filling up (6) were traded to the periphery in boss structure (12) position, ordinary partition wall sword foot (9) and boss structure (12) surface laminating of ordinary partition wall (4), the partition wall sword angle (10) of wall of a well partition wall (2) and the surface laminating of filling up (6) are traded to the periphery, the below position of subregion partition wall (5) is provided with recess (8) that are used for placing subregion sword foot (7). The utility model discloses a be applied to consolidated layer of filling up that trades of bulky open caisson foundation has mechanical work efficiency height, trades and fills up advantages such as layer wholeness can be good, bearing capacity is high to can increase the bearing capacity that the open caisson foundation traded the layer of filling up.
Description
Technical field
The utility model belongs to the bridge foundation construction technical field, more particularly, relate to a kind of be applied to substantially deposition well ground stabilization change the packing course structure.
Background technology
Along with the development of social economy's level, super-huge land open caisson has obtained increasing application in bridge foundation.Along with the continuous increase of suspension bridge bridge span, the physical dimension of open caisson foundation is also in continuous increase.Big volume bridge open caisson foundation has that planar dimension is big, the characteristics of Heavy Weight, and mostly the bridge location present position is silt alluvial band, and the topsoil bearing capacity of foundation soil is poor, need carry out interim ground stabilization.Open caisson foundation sword pin height is that borehole wall sword pin is the highest all around, is subregion partition wall sword pin secondly, is common partition wall sword pin once more, so that inner partition wall is unsettled in the sinking process, borehole wall sword pin is cut the soil sinking all around, accelerates subsidence velocity.For guaranteeing big sedimentation and bigger differential settlement not to occur before open caisson sinks first; Conventional way is that the soil body in the certain depth is carried out the sand compaction pile construction; Then with soil body topsoil excavation certain depth, adopt and change back-up sand and roll to change and fill out, to play the effect of consolidated subsoil.The routine of changing packing course is changed and is filled out structure to be that the height on soil body top layer that integral body is rolled is made as caisson wall sword footnote high, and artificial back-filling way bed hedgehopping is adopted at the packing course position of changing between borehole wall partition wall sword pin and the common partition wall sword pin.Artificial backfill has that speed is slow, efficient is low and backfill layer bearing capacity ratio integral body rolls to change and fills out the low shortcoming of bearing capacity.Being positioned at the open caisson below and change packing course, is the direct stressed person of open caisson foundation, and the bearing capacity that changes packing course sand is the key factor that influences open caisson foundation.
The utility model content
The utility model technical problem to be solved is: to the deficiency of prior art, provide a kind of operating efficiency high, can increase the packing course that changes that open caisson foundation changes the packing course bearing capacity.
Solve above-described technical problem, the technical scheme that the utility model is taked is:
The utility model is a kind of packing course that changes that is applied to deposition well ground stabilization substantially; Change deposition well substantially is set on the packing course; The deposition well comprises borehole wall partition wall, common partition wall, subregion partition wall substantially; The described packing course that changes is set to the boss structure position and is higher than the structure that packing course is changed in the periphery; Fit in the common partition wall sword pin of common partition wall and boss structure surface, the partition wall basil of borehole wall partition wall is fitted with the peripheral surface of changing packing course, and the lower position of described subregion partition wall is provided for placing the groove of subregion partition wall sword pin.
The groove floor of described groove is set to the structure of closing with subregion partition wall sword hem facing.
Described boss structure is set to the structure that the cross section is trapezoidal faces.
Described groove is set to the structure of digging out through plant equipment.
Adopt the technical scheme of the utility model, can obtain following beneficial effect:
The packing course that changes that is applied to substantially deposition well ground stabilization of the utility model, have mechanical work efficient high, change that the packing course overall performance is good, the bearing capacity advantages of higher, and can increase the bearing capacity that open caisson foundation changes packing course.
Description of drawings
The mark of facing down among expressed content of each accompanying drawing of this manual and the figure is made briefly bright:
Fig. 1 is applied to the cross-sectional view of changing packing course of deposition well ground stabilization substantially for the utility model is described;
Mark among the figure: 1, change packing course; 2, borehole wall partition wall; 3, cardinal principle deposition well; 4, common partition wall; 5, subregion partition wall; 6, packing course is changed in the periphery; 7, subregion partition wall sword pin; 8, groove; 9, common partition wall sword pin; 10, borehole wall partition wall sword pin; 11, groove floor; 12, boss structure.
The specific embodiment
Contrast accompanying drawing below; Through description, the effect of the mutual alignment between the shape of the specific embodiment of the utility model such as related each member, structure, the each several part and annexation, each several part and operating principle etc. are done further to specify to embodiment:
Shown in accompanying drawing 1; The utility model is a kind of packing course that changes that is applied to deposition well ground stabilization substantially, changes deposition well 3 substantially is set on the packing course 1, and deposition well 3 comprises borehole wall partition wall 2 substantially; Common partition wall 4; Subregion partition wall 5, the described packing course 1 that changes is set to boss structure 12 positions and is higher than the structure that packing course 6 is changed in the periphery, and the common partition wall sword pin 9 of common partition wall 4 is fitted with boss structure 12 surfaces; The partition wall basil 10 of borehole wall partition wall 2 is fitted with the peripheral surface of changing packing course 6, and the lower position of described subregion partition wall 5 is provided for placing the groove 8 of subregion partition wall sword pin 7.
The groove floor 11 of described groove 8 is set to the structure with 7 applyings of subregion partition wall sword pin.
Described boss structure 12 is set to the structure that the cross section is trapezoidal faces.
Described groove 8 is set to the structure of digging out through plant equipment.
The utility model change packing course 1 in when construction, accomplish through layer-built method, the THICKNESS CONTROL of every layer of laying is at 30cm; After every layer of laying accomplished, use the road roller of 16t to roll, repave and build the second layer; Laying the 3rd layer then; The integral thickness that changes packing course depends on the number of plies of laying, and the number of plies is concrete according to different construction sites, requires to select.Through such layering making, can make the utility model to change the packing course structure more solid, have stronger bearing capacity.
After changing packing course 1 making and finishing, dig out groove 8 through the position of plant equipment below subregion partition wall 5 again, the groove floor 11 of groove 8 is fitted with subregion partition wall sword pin 7.
Dig out groove 8 through plant equipment, can obviously raise the efficiency.
Change packing course through back-filling way in the prior art and change the method for filling out, the utility model is as long as to change packing course through piling up, and then digs out groove 8 through plant equipment and can accomplish.
The utility model change the packing course structure; The exchange filling method is simple, therefore, the utility model change packing course than prior art; Not only have mechanical work efficient high, change that the packing course overall performance is good, the bearing capacity advantages of higher, and can increase the bearing capacity that open caisson foundation changes packing course.
Combine accompanying drawing that the utility model has been carried out exemplary description above; Obviously the concrete realization of the utility model does not receive the restriction of aforesaid way; As long as adopted method design of the utility model and the various improvement that technical scheme is carried out; Or the design of the utility model and technical scheme are directly applied to other occasions without improving, all in the protection domain of the utility model.
Claims (4)
1. packing course that changes that is applied to substantially deposition well ground stabilization; Change deposition well (3) substantially is set on the packing course (1); Deposition well (3) comprises borehole wall partition wall (2), common partition wall (4), subregion partition wall (5) substantially; It is characterized in that: the described packing course (1) that changes is set to boss structure (12) position and is higher than the structure that packing course (6) are changed in the periphery; The common partition wall sword pin (9) of common partition wall (4) is fitted with boss structure (12) surface, and the partition wall basil (10) of borehole wall partition wall (2) is fitted with the surface that packing course (6) is changed in the periphery, and the lower position of described subregion partition wall (5) is provided for placing the groove (8) of subregion partition wall sword pin (7).
2. the packing course that changes that is applied to deposition well ground stabilization substantially according to claim 1, it is characterized in that: the groove floor (11) of described groove (8) is set to the structure with subregion partition wall sword pin (7) applying.
3. according to claim 1 and 2 being applied to changed packing course in the ground stabilization of deposition well substantially, and it is characterized in that: described boss structure (12) is set to the structure that the cross section is trapezoidal faces.
4. the packing course that changes that is applied to substantially deposition well ground stabilization according to claim 3 is characterized in that: described groove (8) is set to the structure of digging out through plant equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120291027 CN202208912U (en) | 2011-08-11 | 2011-08-11 | Be applied to consolidated layer structure of filling that trades of bulky open caisson foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120291027 CN202208912U (en) | 2011-08-11 | 2011-08-11 | Be applied to consolidated layer structure of filling that trades of bulky open caisson foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202208912U true CN202208912U (en) | 2012-05-02 |
Family
ID=45988464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120291027 Expired - Lifetime CN202208912U (en) | 2011-08-11 | 2011-08-11 | Be applied to consolidated layer structure of filling that trades of bulky open caisson foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202208912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049419A (en) * | 2018-01-24 | 2018-05-18 | 中交二航局第四工程有限公司 | A kind of assembled open caisson partition wall cutting shoe structure |
| CN109371910A (en) * | 2018-12-10 | 2019-02-22 | 四川港航建设工程有限公司 | Pad ground raising protection and construction method |
-
2011
- 2011-08-11 CN CN 201120291027 patent/CN202208912U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049419A (en) * | 2018-01-24 | 2018-05-18 | 中交二航局第四工程有限公司 | A kind of assembled open caisson partition wall cutting shoe structure |
| CN108049419B (en) * | 2018-01-24 | 2024-02-02 | 中交二航局第四工程有限公司 | Assembled open caisson partition wall edge structure |
| CN109371910A (en) * | 2018-12-10 | 2019-02-22 | 四川港航建设工程有限公司 | Pad ground raising protection and construction method |
| CN109371910B (en) * | 2018-12-10 | 2020-08-14 | 四川港航建设工程有限公司 | Ground-cushion height-filling protection and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: CHINA COMMUNICATIONS 2ND NAVIGATIONAL BUREAU Effective date: 20150728 Owner name: CHINA COMMUNICATIONS 2ND NAVIGATIONAL BUREAU Free format text: FORMER OWNER: CCCCSHEC FOURTH ENGINEERING CO., LTD. Effective date: 20150728 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150728 Address after: 430048 Wuhan, East Lake District, Hubei Jin Lake Road, No. 11 Patentee after: China Communications 2nd Navigational Bureau Address before: 241009, Wuhu fourth economic and Technological Development Zone, Harbour Road, No. 17 in the two Sino Air Transportation Bureau, Anhui Engineering Co., Ltd. Patentee before: CCCC SHEC Fourth Engineering Co., Ltd. Patentee before: China Communications 2nd Navigational Bureau |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120502 |