CN209129011U - A kind of swelled ground/rock cutting slope support subtracts swollen structure - Google Patents
A kind of swelled ground/rock cutting slope support subtracts swollen structure Download PDFInfo
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- CN209129011U CN209129011U CN201821828337.1U CN201821828337U CN209129011U CN 209129011 U CN209129011 U CN 209129011U CN 201821828337 U CN201821828337 U CN 201821828337U CN 209129011 U CN209129011 U CN 209129011U
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- swollen
- swelled ground
- reinforced concrete
- subtract
- retaining wall
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Abstract
The utility model relates to swelled ground/rock cutting slope defending technical fields, subtract swollen structure more particularly, to a kind of swelled ground/rock cutting slope support, comprising: reinforced concrete foundation, reinforced concrete retaining wall and subtract swollen device；Reinforced concrete retaining wall is set on the reinforced concrete foundation；Subtract swollen device to be set on the reinforced concrete foundation, and swollen device, the reinforced concrete retaining wall of subtracting is sequentially arranged in swelled ground/rock mass outside from inside to outside；It is described to subtract swollen device and be process using different densities foamed aluminium；It is described subtract swollen device and be disposed with rubble from inside to outside subtract swollen layer, sand gravel loaded filter；Concrete roof platform is set to the top for subtracting swollen device.The characteristics of structure can dissipate the expansive force that swelled ground (rock) volume expansion generates wall, and take into account drain function, have working procedure simple, and quality is easily controllable, remarkable in economical benefits.
Description
Technical field
The utility model relates to swelled ground/rock cutting slope defending technical fields, more particularly, to a kind of swelled ground/rock road
Moat slope supporting subtracts swollen structure.
Background technique
Swelled ground (rock) be it is a kind of with expansion structure, more fissurities, strong swell-shrink characteristic high plastic clay." water-swellable,
Dehydration shrinkage " is the characteristic feature of swelled ground.This characteristic feature of swelled ground causes greatly to highway, the construction of railway and operation
Security risk.For the design of the route of highway, railway projects, although passing round Unfavorable Conditions as far as possible, but still difficulty is kept away
Exempt from swelled ground (rock) cutting occur.Currently, the supporting and retaining system and protection for swelled ground (rock) cut slope are frequently with rigid retaining wall
Or pile plate wall, but the effect is unsatisfactory.Its reason is that rainfall infiltration can make swelled ground (rock) to generate biggish dilatancy,
Due to the constraint of the rigid structures such as retaining wall, so that swelled ground (rock) generates larger expansive force to works, under long term,
Works is caused to be damaged；The expense of engineering construction is not only increased, is also caused a hidden trouble to the safe operation in later period.Therefore, it needs
One kind can weaken swell deformation of expansive soil encountered with water deformation and act on works, and working procedure is simple, system easy to control the quality, economic benefit
Significant native (rock) cutting slope support structure of expansible.
The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
The purpose of this utility model is to provide a kind of swelled ground/rock cutting slope supports to subtract swollen structure, existing to solve
Technical problem present in technology.
To achieve the goals above, the utility model uses following technical scheme:
The utility model provides a kind of swelled ground/rock cutting slope support and subtracts swollen structure comprising:
Reinforced concrete foundation；
Reinforced concrete retaining wall is set on the reinforced concrete foundation；
Subtract swollen device, be set on the reinforced concrete foundation, and it is described subtract swollen device, reinforced concrete retaining wall by
It is interior to being sequentially arranged in swelled ground/rock mass outside outside；It is described to subtract swollen device and be process using different densities foamed aluminium；It is described to subtract
Swollen device is disposed with rubble from inside to outside and subtracts swollen layer, sand gravel loaded filter；
Concrete roof platform is set to the top for subtracting swollen device.
It is described to subtract swollen device as double-layer structure as a kind of further technical solution, it is separated by steel plate, wherein
Two-layered steel plates are connected by ribs steel plate.
It is described to subtract swollen device and the inside filling of swelled ground/rock mass contact side as a kind of further technical solution
There is high-density foam aluminium Energy dissipating material；The inside for subtracting swollen device and reinforced concrete retaining wall contact side is filled with low close
Spend foamed aluminium Energy dissipating material.
It is described to subtract swollen device directly with swelled ground/rock mass contact layer with a thickness of 80 as a kind of further technical solution
~150cm；The swollen device and reinforced concrete retaining wall contact layer of subtracting is with a thickness of 100~150cm.
As a kind of further technical solution, the width for subtracting swollen device is 200cm~300cm；It is described to subtract swollen dress
Setting the laying spacing after reinforced concrete retaining wall is 200~250cm.
As a kind of further technical solution, swelled ground/rock cutting slope support subtracts swollen structure further include: gutter；
The side in the gutter is connect with foundation bed structure, and the other side is connected by concrete platform with reinforced concrete retaining wall edge
It connects.
As a kind of further technical solution, the gutter is rectangle armored concrete gutter, the rectangle steel
The side in reinforced concrete gutter is connect with foundation bed structure, and the other side is flat by the concrete of horizontally disposed 100~200cm wide
Platform is connected with reinforced concrete retaining wall edge.
As a kind of further technical solution, drain hole is provided on the reinforced concrete retaining wall.
As a kind of further technical solution, the rubble subtracts the thickness of swollen layer not less than 50cm, wherein that fills is broken
3~5cm of stone diameter.
As a kind of further technical solution, the permeability rate of the sand gravel loaded filter is not less than 70%.
By adopting the above technical scheme, the utility model has the following beneficial effects:
The utility model provides a kind of swelled ground/rock cutting slope support and subtracts swollen structure, to the knot of conventional rigid retaining wall
Structure optimizes, and rubble is arranged after rigid retaining wall and subtracts swollen layer and subtracts swollen dress by what different densities foamed aluminium was process
It sets, the two is flexible elastomer, and under the action of expansive force, certain flexible deformation can occur, adapt to swelled ground repeatedly
The characteristics of breathing body becomes largely reduces expansive force directly to the influence of reinforced concrete retaining wall.Furthermore subtracting swollen dress
Sand gravel loaded filter and drain hole are set between setting, taken into account the drain function of wall.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 provides the overall structure that a kind of swelled ground/rock cutting slope support subtracts swollen structure for the utility model embodiment
Schematic diagram；
Fig. 2 provides a kind of 1-1 section that swelled ground/rock cutting slope support subtracts swollen structure for the utility model embodiment and bows
View.
In the figure, it is marked as 1, reinforced concrete foundation；2, rectangle armored concrete gutter；3, armored concrete earth-retaining
Wall；4, drain hole；5, Q235 steel plate；6, Q235 ribbed stiffener steel plate；7, Q345 steel plate；8, concrete roof platform；9, prestressing force
Fastener card slot；10, low density foam aluminium Energy dissipating material；11, high-density foam aluminium Energy dissipating material；12, rubble subtracts swollen layer；13,
Sand gravel loaded filter.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on can understanding as the case may be
State the concrete meaning of term in the present invention.
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In conjunction with shown in Fig. 1 to Fig. 2, the present embodiment provides a kind of swelled ground/rock cutting slope supports to subtract swollen structure, packet
Include: reinforced concrete foundation 1, subtracts swollen device at reinforced concrete retaining wall 3；Reinforced concrete retaining wall 3 is set to the reinforcing bar
In concrete foundation 1；Subtract swollen device to be set on the reinforced concrete foundation 1, and it is described subtract swollen device, armored concrete gear
Cob wall 3 is sequentially arranged in swelled ground/rock mass outside from inside to outside；It is described subtract swollen device using different densities foamed aluminium processing and
At；It is described subtract swollen device and be disposed with rubble from inside to outside subtract swollen layer 12, sand gravel loaded filter 13；Concrete roof platform 8
It is set to the top for subtracting swollen device.The structure subtracts the swollen layer 12 foamed aluminium Energy dissipating material different with density by rubble and dissipates
The expansive force that swelled ground (rock) volume expansion generates wall, and drain function has been taken into account, have working procedure simple, quality is easy
In the control, remarkable in economical benefits the characteristics of.
Preferably, described to subtract swollen device as double-layer structure, it is separated by steel plate, wherein two-layered steel plates pass through ribs
Steel plate connection.Specifically, wherein with swelled ground (rock) contact position be Q235 steel plate 5, internal layer be Q345 steel plate 7, two-layered steel plates it
Between be Q235 ribbed stiffener steel plate 6.
Preferably, the swollen device and swelled ground/rock mass contact side inside of subtracting is filled with the energy consumption of high-density foam aluminium
Material 11；The inside for subtracting swollen device and the contact of reinforced concrete retaining wall 3 side is filled with low density foam aluminium energy consumption material
Material 10.Low density foam aluminium Energy dissipating material 10, high-density foam aluminium Energy dissipating material 11 collectively form two-layer compound and subtract swollen device,
It carries out assembling in advance before construction and installation prefabricated；It is tight by the prestressing force in prestressing force fastener card slot 9 that two-layer compound subtracts swollen device
The contact pin that is connected is connect with reinforced concrete retaining wall 3.
Preferably, described to subtract swollen device directly with swelled ground/rock mass contact layer with a thickness of 80~150cm；It is described to subtract swollen dress
It sets with 3 contact layer of reinforced concrete retaining wall with a thickness of 100~150cm.
Preferably, the width for subtracting swollen device is 200cm~300cm；It is described to subtract swollen device in armored concrete earth-retaining
Laying spacing after wall 3 is 200~250cm.
As a kind of further technical solution, swelled ground/rock cutting slope support subtracts swollen structure further include: gutter；
The side in the gutter is connect with foundation bed structure, and the other side passes through concrete platform and 3 edge phase of reinforced concrete retaining wall
Connection.
More specifically, the gutter is rectangle armored concrete gutter 2, rectangle armored concrete gutter 2
Side connect with foundation bed structure, the other side passes through the concrete platform and armored concrete of horizontally disposed 100~200cm wide
3 edge of retaining wall is connected.
Preferably, drain hole 4 is provided on the reinforced concrete retaining wall 3.Wherein, the reinforced concrete retaining wall
3 are vertically arranged a drain hole 4 every 200~300cm；4 diameter of drain hole is 8~10cm.
Preferably, drain hole 4 is set on the reinforced concrete retaining wall 3 that two subtract between swollen device；Vertically every 200~
A drain hole 4 is arranged in 300cm；4 diameter of drain hole is 8~10cm.
Further, the thickness that the rubble subtracts swollen layer 12 is not less than 50cm, wherein the 3~5cm of stone sizes filled.This
Outside, the permeability rate of the sand gravel loaded filter 13 is not less than 70%.
The present embodiment swelled ground/rock cutting slope support subtracts the work progress of swollen structure:
Referring to Fig.1, swelled ground (rock) cutting is excavated, and construction site is carried out smooth；Flatness on construction ground with
Under the premise of bearing capacity meets code requirement, construct to reinforced concrete foundation 1.
When the intensity of reinforced concrete foundation 1 reaches 85% or more of design strength, to upper reinforcement concrete earth-retaining
Wall 3 is constructed.
When the construction intensity of upper reinforcement concrete retaining wall 3 reaches 85% or more of design strength, carry out double-deck multiple
Close the installation for subtracting swollen device.
Subtract swollen device after the installation is completed to two-layer compound, subtracts placement in layers rubble and gravel between swollen device in two-layer compound
Stone, composition rubble subtract swollen layer 12 and sand gravel loaded filter 13.
After subtracting swollen layer 12 and the construction of sand gravel loaded filter 13 to rubble, concrete roof platform 8 is poured swollen in subtracting
Device, rubble subtract on swollen layer 12 and sand gravel loaded filter 13, and flatten.
Water-proofing treatment is carried out to reinforced concrete retaining wall 3 and 8 seam crossing of concrete roof platform.
Construct to rectangle armored concrete gutter 2, rectangle armored concrete gutter 2 by concrete platform with
Reinforced concrete retaining wall 3 connects.
To sum up, the utility model has the following beneficial effects:
(1) it is acted on by subtracting the energy consumption of swollen layer 12 using foamed aluminium Energy dissipating material and rubble, can effectively dissipate swelled ground
The expansive force generated after volume expansion to wall, improves the safety and stability of retaining structure.
(2) two-layer compound subtracts swollen device, and using the foamed aluminium Energy dissipating material of different densities, layered combination setting is sufficiently examined
The loading characteristic for subtracting swollen device is considered, has avoided the waste of material, saved engineering cost to a certain extent.
(3) two-layer compound subtracts swollen device, can carry out industrialized production, scene standardization installation, product quality and construction
Quality is easy to get guarantee.
(4) rubble is set between swollen device subtracts swollen layer 12 and sand gravel loaded filter 13 subtracting, have and subtract swollen and anti-filter function
Can, it effectively prevent swelled ground (rock) particle to enter drain hole 4, blocks drainage channel, influence drainage effect.
(5) drainage channel is set inside wall at a certain distance, takes into account drain function.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of swelled ground/rock cutting slope support subtracts swollen structure characterized by comprising
Reinforced concrete foundation；
Reinforced concrete retaining wall is set on the reinforced concrete foundation；
Subtract swollen device, be set on the reinforced concrete foundation, and it is described subtract swollen device, reinforced concrete retaining wall by it is interior to
It is sequentially arranged in swelled ground/rock mass outside outside；It is described to subtract swollen device and be process using different densities foamed aluminium；It is described to subtract swollen dress
It sets and is disposed with rubble from inside to outside and subtracts swollen layer, sand gravel loaded filter；
Concrete roof platform is set to the top for subtracting swollen device.
2. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that described to subtract swollen dress
It is set to double-layer structure, is separated by steel plate, wherein two-layered steel plates are connected by ribs steel plate.
3. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that described to subtract swollen dress
It sets with swelled ground/rock mass contact side inside filled with high-density foam aluminium Energy dissipating material；It is described that subtract swollen device and reinforcing bar mixed
The inside of solidifying soil retaining wall contact side is filled with low density foam aluminium Energy dissipating material.
4. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that described to subtract swollen dress
It sets directly with swelled ground/rock mass contact layer with a thickness of 80~150cm；It is described to subtract swollen device and reinforced concrete retaining wall contact layer
With a thickness of 100~150cm.
5. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that described to subtract swollen dress
The width set is 200cm~300cm；It is described subtract laying spacing of the swollen device after reinforced concrete retaining wall be 200~
250cm。
6. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that further include: draining
Ditch；The side in the gutter is connect with foundation bed structure, and the other side passes through concrete platform and reinforced concrete retaining wall edge
It is connected.
7. swelled ground according to claim 6/rock cutting slope support subtracts swollen structure, which is characterized in that the gutter
Side for rectangle armored concrete gutter, rectangle armored concrete gutter is connect with foundation bed structure, and the other side is logical
The concrete platform for crossing horizontally disposed 100~200cm wide is connected with reinforced concrete retaining wall edge.
8. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that the reinforcing bar is mixed
Vertically a drain hole is arranged every 200~300cm in solidifying soil retaining wall；The sluicing bore dia is 8~10cm.
9. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that the rubble subtracts
The thickness of swollen layer is not less than 50cm, wherein the 3~5cm of stone sizes filled.
10. swelled ground according to claim 1/rock cutting slope support subtracts swollen structure, which is characterized in that the sand gravel
The permeability rate of loaded filter is not less than 70%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828337.1U CN209129011U (en) | 2018-11-07 | 2018-11-07 | A kind of swelled ground/rock cutting slope support subtracts swollen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828337.1U CN209129011U (en) | 2018-11-07 | 2018-11-07 | A kind of swelled ground/rock cutting slope support subtracts swollen structure |
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| Publication Number | Publication Date |
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| CN209129011U true CN209129011U (en) | 2019-07-19 |
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| CN201821828337.1U Active CN209129011U (en) | 2018-11-07 | 2018-11-07 | A kind of swelled ground/rock cutting slope support subtracts swollen structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183818A (en) * | 2018-11-07 | 2019-01-11 | 中交铁道设计研究总院有限公司 | A kind of swelled ground rock cutting slope support subtracts swollen structure |
-
2018
- 2018-11-07 CN CN201821828337.1U patent/CN209129011U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183818A (en) * | 2018-11-07 | 2019-01-11 | 中交铁道设计研究总院有限公司 | A kind of swelled ground rock cutting slope support subtracts swollen structure |
| CN109183818B (en) * | 2018-11-07 | 2023-11-03 | 中交铁道设计研究总院有限公司 | Expansion soil rock cutting slope retaining and expansion reducing structure |
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