CN205822220U - A kind of assembled open caisson - Google Patents

A kind of assembled open caisson Download PDF

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Publication number
CN205822220U
CN205822220U CN201620592638.3U CN201620592638U CN205822220U CN 205822220 U CN205822220 U CN 205822220U CN 201620592638 U CN201620592638 U CN 201620592638U CN 205822220 U CN205822220 U CN 205822220U
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CN
China
Prior art keywords
well sheet
open caisson
borehole wall
sheet
assembled open
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CN201620592638.3U
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Chinese (zh)
Inventor
赵杨
胡建军
张仲宇
李雪
迟子利
王玉杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Municipal Construction Co Ltd
Beijing No 4 Municipal Construction Engineering Co Ltd
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Beijing Municipal Construction Co Ltd
Beijing No 4 Municipal Construction Engineering Co Ltd
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Priority to CN201620592638.3U priority Critical patent/CN205822220U/en
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Abstract

This utility model provides a kind of assembled open caisson, it includes cutting shoe, main shaft wall, back cover, described main shaft wall is spliced in vertical direction by multiple annular boreholes wall, the described annular borehole wall by multiple there is the well sheet one of different radian, well sheet two, well sheet three are spliced into ellipse, described well sheet one, described well sheet two, the inner side of junction of described well sheet three, outside have more than one pre-embedded steel slab respectively, the inside of the described annular borehole wall has multiple bolt hole, the adjacent annular borehole wall to connect by the way of at the internally installed bolt of bolt hole respectively.Described assembled open caisson has plurality of advantages, as: overall good stress performance, structural stability is high, effectively reduces construction area, operational procedure is simple, energy-conserving and environment-protective, construction safety coefficient is high, can greatly shorten the engineering time, reduce construction workload, applied widely, under special geologic condition, still can reach good stability, make quality, safety, environment be ensured.

Description

A kind of assembled open caisson
Technical field
This utility model relates to the open caisson system of construction, especially a kind of assembled open caisson.
Background technology
Along with the development of sewer line construction technology, mechanized construction has become as Developing trend.Mechanized pipe pushing Speed can reach 15 meters ~ 20 meters/day, and therefore, the speed of application of open caisson will become the subject matter of engineering constraint construction.Conventional heavy The main construction method of well: the construction of shaped steel big plate combined support, the construction of inverted side-wall shotcrete, cast-in-situ steel reinforced concrete open caisson construction etc.. No matter using which kind of construction method, the structure of open caisson can affect construction, so to the safety of sewer line construction, quality, Progress produces material impact.
Traditional caisson structure has circular open caisson, rectangular open caisson, round tip shape caisson three kinds.Wherein, the shape of circular open caisson Symmetrical, cut the earth easily, sinking should not tilt, but with pier, platform cross sectional shape bad adaptability, rectangular open caisson and pier, platform cross sectional shape Adaptability is good, and template construct is simple, but corner soil is difficult to excavate, and sinks to being easily generated inclination, and round tip shape caisson is applicable to nose circle The pier shaft of shape, formwork erection inconvenience, but sinking control and stress are good compared with rectangle.And, traditional caisson structure is to run into powder thin During layer of sand, easily producing " quicksand " phenomenon, cause speed of application and have a strong impact on, Stabilizing Grout increases construction cost.
Utility model content
This utility model provide a kind of novel, simple installation, saving man-hour, strong adaptability, different work can be met The assembled open caisson that journey needs.
For achieving the above object, according to an aspect of the present utility model, described assembled open caisson includes cutting shoe, main shaft Wall, back cover, described main shaft wall is spliced in vertical direction by multiple annular boreholes wall, and the described annular borehole wall is had difference by multiple The well sheet one of radian, well sheet two, well sheet three are spliced into ellipse, described well sheet one, described well sheet two, the junction of described well sheet three Inner side, outside have more than one pre-embedded steel slab respectively, the inside of the described annular borehole wall has multiple bolt hole, adjacent ring respectively The shape borehole wall connects by the way of at the internally installed bolt of bolt hole.
Preferably, it is fixing connection at outside described pre-embedded steel slab between the described annular borehole wall.
Preferably, connected by welding manner at outside described pre-embedded steel slab between the described annular borehole wall.
Further, fissure of displacement splicing in vertical direction between the described annular borehole wall.
Further, described well sheet one, described well sheet two, the inner side of described well sheet three have respectively laterally zygomorphic three groups or More than three groups pre-embedded steel slabs.
Further, described well sheet one, described well sheet two, the outside of described well sheet three have a group or more respectively Symmetrical pre-embedded steel slab.
Preferably, the angle between the straight line at the center that adjacent described bolt hole extends respectively into described assembled open caisson It it is 22.5 °.
This utility model provides a kind of assembled open caisson, and it includes cutting shoe, main shaft wall, back cover, and described main shaft wall is by multiple The annular borehole wall is spliced in vertical direction, and the described annular borehole wall is had the well sheet one of radian, well sheet two, well sheet three splicing by multiple Becoming ellipse, described well sheet one, described well sheet two, the inner side of junction of described well sheet three, outside have more than one pre-buried respectively Steel plate, the inside of the described annular borehole wall has multiple bolt hole respectively.Described assembled open caisson has plurality of advantages, such as: entirety is subject to Power is good, and structural stability is high, effectively reduces construction area, and operational procedure is simple, energy-conserving and environment-protective, and construction safety coefficient is high, Can greatly shorten the engineering time, reduce construction workload, applied widely, still can reach good under special geologic condition Stability, make quality, safety, environment be ensured.
Accompanying drawing explanation
Accompanying drawing is used for being more fully understood that this utility model, does not constitute improper restriction of the present utility model.Wherein:
Accompanying drawing 1 is the structure chart of the annular borehole wall of the present utility model.
Accompanying drawing 2 is the structural representation of well sheet one of the present utility model.
Accompanying drawing 3 is the structural representation of well sheet two of the present utility model.
Accompanying drawing 4 is the structural representation of well sheet three of the present utility model.
Accompanying drawing 5 is the structural representation of the pre-embedded steel slab of the inner side of well sheet three of the present utility model.
Accompanying drawing 6 is the structural representation of the pre-embedded steel slab in the outside of well sheet three of the present utility model.
Accompanying drawing 7 is the bolt hole of the present utility model location map on the annular borehole wall.
Wherein, 1 well sheet one, 2 well sheets two, 3 well sheets three, 4 bolts hole, 5 pre-embedded steel slabs.
Detailed description of the invention
Below in conjunction with accompanying drawing, one exemplary embodiment of the present utility model is illustrated, implement including this utility model The various details of example are to help understanding, it should they are thought the most exemplary.Therefore, those of ordinary skill in the art should When recognizing, the embodiments described herein can be made various changes and modifications, without departing from scope of the present utility model And spirit.Equally, for clarity and conciseness, description below eliminates the description to known function and structure.
As shown in Fig. 1,2,3,4,5,6, it is achieved the assembled open caisson of this utility model purpose includes cutting shoe, main shaft wall, envelope The end, described main shaft wall is spliced in vertical direction by multiple annular boreholes wall, and the described annular borehole wall is had different radian by multiple Well sheet 1, well sheet 22, well sheet 33 be spliced into ellipse, described well sheet 1, described well sheet 22, the connection of described well sheet 33 The inner side at place, outside have more than one pre-embedded steel slab 5 respectively, and the inside of the described annular borehole wall has multiple bolt hole 4 respectively, adjacent The annular borehole wall connect by the way of at the internally installed bolt of bolt hole 4.
Preferably, it is fixing connection at outside described pre-embedded steel slab between the described annular borehole wall.
Preferably, it is to be welded to connect at outside described pre-embedded steel slab 5 between the described annular borehole wall.
Further, splice at the vertical direction fissure of displacement between the described annular borehole wall.
Further, as it is shown in figure 5, on described well sheet 1, described well sheet 22, the inner side of described well sheet 33 have respectively Three groups or more than three groups pre-embedded steel slabs 5 of lower symmetry.
Further, as shown in Figure 6, described well sheet 1, described well sheet 22, the outside of described well sheet 33 have one respectively Group or the symmetrical pre-embedded steel slab 5 of more than a group.
Preferably, as it is shown in fig. 7, adjacent described bolt hole 4 extends respectively into the straight of the center of described assembled open caisson Angle between line is 22.5 °.
This utility model provides a kind of assembled open caisson, and it includes cutting shoe, main shaft wall, back cover, and described main shaft wall is by multiple The annular borehole wall is spliced in vertical direction, and the described annular borehole wall is had the well sheet one of different radian, well sheet two, well sheet by multiple Three are spliced into ellipse, and described well sheet one, described well sheet two, the inner side of described well sheet three, outside have many places pre-embedded steel slab, institute respectively State well sheet one, described well sheet two, the inside of described well sheet three have multiple bolt hole respectively.Described assembled open caisson has many excellent Point, such as: overall good stress performance, structural stability is high, effectively reduces construction area, and operational procedure is simple, energy-conserving and environment-protective, construction Safety coefficient is high, can greatly shorten the engineering time, reduces construction workload, applied widely, under special geologic condition Still can reach good stability, make quality, safety, environment be ensured.
Ultimate principle of the present utility model is described, in apparatus and method of the present utility model above in association with specific embodiment In, it is clear that each parts or each step can decompose and/or reconfigure.These decompose and/or reconfigure and should be regarded as this The equivalents of utility model.Further, perform above-mentioned series of processes step can order the most following the instructions temporally Order performs, but is not required to perform the most sequentially in time.Some step can perform parallel or independently of one another.
Embodiment described above is only to be described preferred implementation of the present utility model, not to this practicality Novel scope is defined, and is designing under spirit premise without departing from this utility model, this area ordinary skill technical staff couple Various deformation that technical solutions of the utility model are made and improvement, all should fall into the guarantor that claims of the present utility model determine In the range of protecting.

Claims (7)

1. an assembled open caisson, including cutting shoe, main shaft wall, back cover, it is characterised in that described main shaft wall is by multiple annular boreholes wall Be spliced in vertical direction, the described annular borehole wall by multiple there is the well sheet one of different radian, well sheet two, well sheet three are spliced into Ellipse, described well sheet one, described well sheet two, the inner side of junction of described well sheet three, outside have more than one pre-buried respectively Steel plate, the inside of the described annular borehole wall has multiple bolt hole respectively, and the adjacent described annular borehole wall is by described bolt hole Portion installs the mode of bolt and connects.
Assembled open caisson the most according to claim 1, it is characterised in that outside described pre-between the described annular borehole wall Burying at steel plate is fixing connection.
Assembled open caisson the most according to claim 1, it is characterised in that outside described pre-between the described annular borehole wall Bury at steel plate is to be welded to connect.
Assembled open caisson the most according to claim 1, it is characterised in that at the vertical direction fissure of displacement between the described annular borehole wall Splicing.
Assembled open caisson the most according to claim 1, it is characterised in that described well sheet one, described well sheet two, described well sheet The inner side of three has laterally zygomorphic three groups or more than three groups pre-embedded steel slabs respectively.
Assembled open caisson the most according to claim 1, it is characterised in that described well sheet one, described well sheet two, described well sheet The outside of three has a group or more symmetrical pre-embedded steel slab respectively.
Assembled open caisson the most according to claim 1, it is characterised in that adjacent described bolt hole extends respectively into described Angle between the straight line at the center of assembled open caisson is 22.5 °.
CN201620592638.3U 2016-06-17 2016-06-17 A kind of assembled open caisson Active CN205822220U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620592638.3U CN205822220U (en) 2016-06-17 2016-06-17 A kind of assembled open caisson

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620592638.3U CN205822220U (en) 2016-06-17 2016-06-17 A kind of assembled open caisson

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108360543A (en) * 2018-05-03 2018-08-03 中铁上海工程局集团有限公司 A kind of big pre-cast sink well structure of depth and its installation method
CN108797623A (en) * 2018-07-09 2018-11-13 中国水利水电第七工程局有限公司 Well piece, prefabricated assembled open caisson and open caisson construction method
CN108867678A (en) * 2018-07-26 2018-11-23 中建空列(北京)科技有限公司 A kind of sky iron open caisson system
CN109163143A (en) * 2018-10-18 2019-01-08 中国冶集团有限公司 A kind of assembled push pipe work open caisson and the construction method using it
CN111764421A (en) * 2020-06-30 2020-10-13 中国二十二冶集团有限公司 Construction method of assembled open caisson method of cyclone well
CN108867678B (en) * 2018-07-26 2024-04-09 中建空列(北京)科技有限公司 Empty iron open caisson system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108360543A (en) * 2018-05-03 2018-08-03 中铁上海工程局集团有限公司 A kind of big pre-cast sink well structure of depth and its installation method
CN108797623A (en) * 2018-07-09 2018-11-13 中国水利水电第七工程局有限公司 Well piece, prefabricated assembled open caisson and open caisson construction method
CN108867678A (en) * 2018-07-26 2018-11-23 中建空列(北京)科技有限公司 A kind of sky iron open caisson system
CN108867678B (en) * 2018-07-26 2024-04-09 中建空列(北京)科技有限公司 Empty iron open caisson system
CN109163143A (en) * 2018-10-18 2019-01-08 中国冶集团有限公司 A kind of assembled push pipe work open caisson and the construction method using it
CN111764421A (en) * 2020-06-30 2020-10-13 中国二十二冶集团有限公司 Construction method of assembled open caisson method of cyclone well

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