CN207727546U - A kind of displacement hull and cured layer combined foundation structure - Google Patents
A kind of displacement hull and cured layer combined foundation structure Download PDFInfo
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- CN207727546U CN207727546U CN201721840620.1U CN201721840620U CN207727546U CN 207727546 U CN207727546 U CN 207727546U CN 201721840620 U CN201721840620 U CN 201721840620U CN 207727546 U CN207727546 U CN 207727546U
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- cured layer
- tube body
- displacement hull
- drainage tube
- casing
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Abstract
It is located at problem unstable in soil layer in situ for displacement hull, the utility model discloses a kind of displacement hulls and cured layer combined foundation structure, including the sand-gravel cushion, cured layer and soil layer in situ set gradually from top to bottom, it is plugged with displacement hull in cured layer and soil layer in situ, displacement hull includes vertical drainage tube body and transverse drainage tube body, vertical drainage tube body is connected to transverse drainage tube body, and several telescopic anchoring members are offered on vertical drainage tube body, several osculums are additionally provided on drainage conduit body.Worker passes through grafting displacement hull in soil layer in situ and cured layer, and load precompressed, the telescopic anchoring member that water in situ soil layer and cured layer is drained by displacement hull on vertical drainage pipe is stretched under the effect of external force after vertical drainage tube body is inserted into in-situ TEM, so that anchoring piece is inserted into soil, to improve the stability of vertical drainage tube body, it is simple in structure, it is easy to operate.
Description
Technical field
The utility model is related to Soft Soil Subgrade Treatment Techniques fields, more specifically, it relates to a kind of displacement hull and solidification
Layer combined foundation structure.
Background technology
With the fast development of engineering construction, land demand sharply increases, and builds and land demand and the insufficient lance in soil
Shield is outstanding day by day.To resolve contradiction, there is engineering of largely reclaiming fields from the sea in coastal area at present, from now on such engineering and people
Work island engineering will also emerge one after another.Since the modes such as environmental protection and traditional hill excavating and offshore filling limit and the increase of cost, excellent filler
The acquisition of resource is increasingly difficult, therefore makes that ground engineering, Marine shoal are enclosed and cultivated, the source of banketing such as man-made island engineering mainly uses hydraulic reclamation
Based on the ultra-softs such as soil, dredging silt soil, waste silt etc..But these recent fills or original marine clay be typically all mud or
Based on ultra-soft soil, intensity is extremely low, and construction personnel cannot be introduced into, and can not directly reach the bearing requirements used with making, can not carry out
The exploitation and construction of the engineerings such as road, stockyard, these engineerings are faced with the treatment of soft foundation problem of large area first.
Currently, application No. is the Chinese patents of CN201520381618.7 to disclose a kind of displacement hull and cured layer in combination
Based structures, it includes the sand-gravel cushion set gradually from top to bottom, cured layer and soil layer in situ, is inserted in cured layer and soil layer in situ
Equipped with displacement hull.
Although this displacement hull and cured layer combined foundation structure can insert in soil layer soil layer in situ, displacement hull,
Displacement hull is only fixed to displacement hull abutting by soil, with frictional force come limit displacement hull think on leave soil layer, resistance to plucking effect
Limited, stability is poor, therefore, still there is improved space.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of displacement hulls and cured layer to combine
Foundation structure has the advantages that enhance displacement hull stability.
To achieve the above object, the utility model provides following technical solution：
A kind of displacement hull and cured layer combined foundation structure, including the sand-gravel cushion, the cured layer that set gradually from top to bottom
And soil layer in situ, displacement hull is plugged in the cured layer and soil layer in situ, and the displacement hull includes vertical drainage tube body
And transverse drainage tube body, the vertical drainage tube body are connected to transverse drainage tube body, are offered on the vertical drainage tube body
Several telescopic anchoring members are additionally provided with several osculums on the drainage conduit body.
Using above-mentioned technical proposal, worker loads precompressed by grafting displacement hull in soil layer in situ and cured layer,
So that the water in soil layer in situ and cured layer is drained by displacement hull so that soil layer in situ gradually consolidates, and ground settles,
Intensity is gradually increased simultaneously, and in addition the telescopic anchoring member on vertical drainage pipe can be inserted into in-situ TEM in vertical drainage tube body
It stretches under the effect of external force afterwards so that anchoring piece is inserted into soil, in addition former to improve the stability of vertical drainage tube body
The water of position soil layer and cured layer, which is entered by osculum in displacement hull, is drained, simple in structure, easy to operate.
Preferably, the telescopic anchoring member includes the first sleeve being connected to vertical drainage tube body, sliding plug first
The third casing of the second casing and sliding plug in the second casing in casing, in the third casing sliding plug have broken
Native portion.
Using above-mentioned technical proposal, pass through the cooperation of more casings so that telescopic anchoring member can realize flexible, and anchor
For firmware when stretching, extension, the radical that breaks ground first impacts the soil layer of surrounding so that soil layer is broken by the portion of breaking ground, to reduce rubbing for tube wall
It wipes, reduces and stretch out resistance so that telescopic anchoring member is more easy to stretch out, and ensures that telescopic anchoring member can be fully extended, reaches stable operation
Effect.
Preferably, the portion of breaking ground is in cone setting and its tip is far from third casing.
Using above-mentioned technical proposal, is broken ground, soil can be led by circular conical surface using the portion of breaking ground of cone
To, and then the portion of breaking ground made is more easy to stretch out, effect of breaking ground more preferably faster, to reduce the resistance of telescopic anchoring member stretching, reaches
To the effect of stable operation.
Preferably, the first sleeve coordinates with second set of tube transitions, second casing and third set tube transitions cooperation,
The third casing and portion's transition of breaking ground coordinate.
Using above-mentioned technical proposal, pass through first sleeve and second set of tube transitions cooperation, the second casing and third casing mistake
The transition for crossing cooperation and third casing and portion of breaking ground coordinates so that and hyperbar can be acted on preferably on telescopic anchoring member,
Air pressure is limited from the gap leakage between casing so that telescopic anchoring member possesses motive force and stretches out vertical drainage tube body, reaches
The effect of stable operation.
Preferably, the telescopic anchoring member is equipped with several apopores.
Using above-mentioned technical proposal, after telescopic anchoring member stretches, anchorage part can carry out a part by apopore
Drainage works, improve the drainage performance of vertical drainage tube body.
Preferably, strainer is equipped at the osculum.
Using above-mentioned technical proposal, the strainer being arranged at osculum can prevent the sandstone etc. in drainage conduit body from leaving vertically
Drainage conduit body improves the stable type of drainage conduit body.
Preferably, the transverse drainage tube body is communicated with several vertical drainage tube bodies.
Using above-mentioned technical proposal, a transverse drainage tube body is connected to more vertical drainage tube bodies so that more vertical rows
The moisture drawn in water pipe body only needs a drainage conduit body that can drain jointly, improves the drainage efficiency of displacement hull.
Preferably, grittiness and rubble are filled in the drainage conduit body.
Using above-mentioned technical proposal, fills gravel in drainage conduit body and rubble makes drainage conduit body form husky well, to carry
High drainage performance.
In conclusion the utility model has the advantages that：By telescopic anchoring member displacement hull is had
Higher anchoring piece so that displacement hull can be stably placed in original flavor soil layer and cured layer, be located to provide displacement hull
Stability in soil layer so that displacement hull can carry out stable drainage works.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment in the utility model；
Fig. 2 is the portions the A enlarged drawing of Fig. 1；
Fig. 3 is the sectional view that the utility model is used to illustrate telescopic anchoring member structure.
In figure：1, sand-gravel cushion；2, cured layer；3, soil layer in situ；4, displacement hull；41, vertical drainage tube body；42, laterally
Drainage conduit body；5, telescopic anchoring member；51, first sleeve；52, the second casing；53, third casing；54, it breaks ground portion；541, mud is led
Slot；56, apopore；6, osculum；61, strainer.
Specific implementation mode
With reference to the accompanying drawings and embodiments, the utility model is described in detail.
A kind of displacement hull 4 and 2 combined foundation structure of cured layer, referring to Fig. 1 and Fig. 2, including including setting successively from top to bottom
It is plugged with displacement hull 4 in the sand-gravel cushion 1 set, cured layer 2 and soil layer 3 in situ, the cured layer 2 and soil layer 3 in situ, is arranged
Water body 4 includes vertical drainage tube body 41 and transverse drainage tube body 42, and a transverse drainage tube body 42 is communicated with more vertical rows
Water pipe body 41, while displacement hull 4 further includes the grains of sand being filled in drainage conduit body and rubble etc..
Referring to Fig. 1, Fig. 2 and Fig. 3, several telescopic anchoring members 5 are offered on vertical drainage tube body 41, every in the present embodiment
20 telescopic anchoring members 5 are equipped in vertical drainage tube body 41, every telescopic anchoring member 5 includes being connected to vertical drainage tube body 41
The third of the second casing 52 and sliding plug in the second casing 52 of first sleeve 51, sliding plug in first sleeve 51
Casing 53, sliding plug is broken ground portion 54 in third casing 53, and first sleeve 51 and 52 transition of the second casing coordinate, and second
Casing 52 coordinates with 53 transition of third casing, and third casing 53 and 54 transition of portion of breaking ground coordinate.
Referring to Fig. 1 and Fig. 2, portion 54 of breaking ground is arranged in cone, and the tip in portion 54 of breaking ground is far from third casing 53, together
When offer several apopores 56 on the second casing 52 and third casing 53 so that telescopic anchoring member 5 anchoring while
Drainage works can be also carried out, the pipe wall thickness of the second casing 52 is gradually thinned along the direction far from first sleeve 51 in addition, third
The pipe wall thickness of casing 53 is gradually thinned along the direction far from the second casing 52, when the second casing 52, third casing 53 and breaks
After native portion 54 is fully extended, it is coniform to be integrally formed class, in addition, being additionally provided with mud guiding slot 541 in portion 54 of breaking ground, passes through mud guiding slot
541 water conservancy diversion soil, to reduce resistance of the soil layer to the portion of breaking ground 54 so that effect of breaking ground is more preferably faster.
Referring to Fig. 1 and Fig. 2, the osculum of multiple 41 inner cavities of connection vertical drainage tube body is additionally provided on vertical drainage tube body 41
6, strainer 61 is equipped at each osculum 6.
In conclusion worker, which when building road engineering or stockyard, first carries out shallow-layer integrally curing processing, forms cured layer
2, then carry out plugging for displacement hull 4, then carry out vacuum preloading or Combined Vacuum-surcharge Preloading, make displacement hull 4 and cured layer 2 at
For entirety, while worker need not wait the complete body of construction drainage again 4 of 2 integral construction of cured layers, with the cured continuous propulsion of shallow-layer,
The bearing capacity of the growth of solidified earth intensity, partially cured layer 2 once meets 4 construction equipment of displacement hull and the safety of personnel enters
When, which carries out the construction of deep layer displacement hull 4 immediately, can be inserted into vertical drainage tube body 41 and transverse drainage tube body 42
Soil layer 3 in situ is still not filled with sandstone in drainage conduit body and transverse drainage tube body 42 at this time, and worker can be by arranging to vertical at this time
Hyperbar is injected in water pipe body 41 so that telescopic anchoring member 5 is stretched under the action of hyperbar, thus by the second casing
52, first sleeve 51 is stretched out in third casing 53 and portion 54 of breaking ground so that anchoring piece is inserted into solidifying soil and is anchored, with enhancing
The stability of vertical drainage tube body 41.
Worker carries out load precompressed to place so that and the water in soil layer 3 and cured layer 2 in situ is discharged via displacement hull 4,
So that soil is gradually fixed, ground settles, while intensity steps up.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of displacement hull (4) and cured layer (2) combined foundation structure, including set gradually from top to bottom sand-gravel cushion (1),
It is plugged with displacement hull (4), feature in cured layer (2) and soil layer (3) in situ, the cured layer (2) and soil layer (3) in situ
It is：The displacement hull (4) includes vertical drainage tube body (41) and transverse drainage tube body (42), the vertical drainage tube body (41)
It is connected to transverse drainage tube body (42), several telescopic anchoring members (5), the draining is offered on the vertical drainage tube body (41)
Several osculums (6) are additionally provided on tube body.
2. a kind of displacement hull (4) according to claim 1 and cured layer (2) combined foundation structure, it is characterized in that：It is described to stretch
Contracting anchoring piece (5) includes the first sleeve (51) being connected to vertical drainage tube body (41), sliding plug in first sleeve (51)
Third casing (53) in the second casing (52) of the second casing (52) and sliding plug, it is sliding in the third casing (53)
It is dynamic to be plugged with the portion of breaking ground (54).
3. a kind of displacement hull (4) according to claim 2 and cured layer (2) combined foundation structure, it is characterized in that：It is described broken
Native portion (54) is in cone setting and its tip is far from third casing (53).
4. a kind of displacement hull (4) according to claim 3 and cured layer (2) combined foundation structure, it is characterized in that：Described
Sleeve (51) coordinates with the second casing (52) transition, and second casing (52) coordinates with third casing (53) transition, described
Third casing (53) and portion (54) transition cooperation of breaking ground.
5. a kind of displacement hull (4) according to claim 1 and cured layer (2) combined foundation structure, it is characterized in that：It is described to stretch
Contracting anchoring piece (5) is equipped with several apopores (56).
6. a kind of displacement hull (4) according to claim 1 and cured layer (2) combined foundation structure, it is characterized in that：The row
Strainer (61) is equipped at water hole (6).
7. a kind of displacement hull (4) according to claim 1 and cured layer (2) combined foundation structure, it is characterized in that：The cross
It is communicated with several transverse drainage tube bodies (42) to drainage conduit body (42).
8. a kind of displacement hull (4) according to claim 1 and cured layer (2) combined foundation structure, it is characterized in that：The row
Filling grittiness and rubble in water body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721840620.1U CN207727546U (en) | 2017-12-23 | 2017-12-23 | A kind of displacement hull and cured layer combined foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721840620.1U CN207727546U (en) | 2017-12-23 | 2017-12-23 | A kind of displacement hull and cured layer combined foundation structure |
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| CN207727546U true CN207727546U (en) | 2018-08-14 |
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| CN201721840620.1U Active CN207727546U (en) | 2017-12-23 | 2017-12-23 | A kind of displacement hull and cured layer combined foundation structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112080971A (en) * | 2020-09-01 | 2020-12-15 | 深圳五联建设工程有限公司 | Construction structure for constructing road on soft soil foundation |
| CN112431626A (en) * | 2020-11-23 | 2021-03-02 | 山东建筑大学 | Prestressed grouting anchor rod with hydraulic telescopic sleeve, grouting system and method |
| CN114032729A (en) * | 2021-12-22 | 2022-02-11 | 四川靓固科技集团有限公司 | Non-self-weight collapsible loess-based permeable pavement and construction method thereof |
| CN114541487A (en) * | 2022-03-22 | 2022-05-27 | 北京市地质工程有限责任公司 | Anti-floating structure of building and construction method |
-
2017
- 2017-12-23 CN CN201721840620.1U patent/CN207727546U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112080971A (en) * | 2020-09-01 | 2020-12-15 | 深圳五联建设工程有限公司 | Construction structure for constructing road on soft soil foundation |
| CN112431626A (en) * | 2020-11-23 | 2021-03-02 | 山东建筑大学 | Prestressed grouting anchor rod with hydraulic telescopic sleeve, grouting system and method |
| CN114032729A (en) * | 2021-12-22 | 2022-02-11 | 四川靓固科技集团有限公司 | Non-self-weight collapsible loess-based permeable pavement and construction method thereof |
| CN114541487A (en) * | 2022-03-22 | 2022-05-27 | 北京市地质工程有限责任公司 | Anti-floating structure of building and construction method |
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