CN208486283U - Suspension type monorail prefabricated reinforced concrete raft foundation - Google Patents
Suspension type monorail prefabricated reinforced concrete raft foundation Download PDFInfo
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- CN208486283U CN208486283U CN201820750829.7U CN201820750829U CN208486283U CN 208486283 U CN208486283 U CN 208486283U CN 201820750829 U CN201820750829 U CN 201820750829U CN 208486283 U CN208486283 U CN 208486283U
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- raft
- plate pedestal
- raft plate
- suspension type
- type monorail
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Abstract
The utility model relates to a kind of suspension type monorail prefabricated reinforced concrete raft foundations, including raft plate pedestal, the raft plate pedestal is steel and concrete structure part, the raft plate pedestal is embedded in soil layer surface, the raft plate pedestal is used to support the bridge pier of suspension type monorail, and the load that the raft plate pedestal is born is less than or equal to 20 tons.With a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft foundation is prefabrication, site operation speed is fast, short time limit, soil exploration early period is not needed, expense engineering early period is reduced, it is simpler to save expenses, the construction technologies such as piling, the drilling in construction.
Description
Technical field
The utility model relates to field of track traffic, especially a kind of suspension type monorail prefabricated reinforced concrete raft plate base
Plinth.
Background technique
The structure type on existing suspension type monorail basis is cast-in-place platform-pile, and load reaches cushion cap by bridge pier, then by holding
Platform reaches stake, finally the good soil layer of underground higher depth load-carrying properties is reached by stake, to meet the requirement of bearing capacity and sedimentation.Pile foundation
The bearing capacity of plinth is high, can bear Vertical Load, can also bear horizontal loading, and can resist uplift load also can bear vibration lotus
It carries, is most widely used deep foundation form；As shown in Figure 1, pile foundation 3, the cast-in-place cushion cap 2 in pile foundation 3, in cushion cap 2 is first arranged
Upper setting bridge pier 1, the type basic engineering is simple, and bearing capacity and resistance to settling can be good, and this base form can satisfy suspension
The requirement on formula single track basis, but it is mainly manifested in certain defect: 1, it at design initial stage need to basic position
Soil property situation is explored；2, concrete-pile allocation method is cumbersome, need to carry out the distinct methods such as piling, drilling and be disposed；3,
Cast-in-place bearing platform construction is long in time limit.
Utility model content
The goal of the invention of the utility model is: being directed to the cast-in-place cushion cap-of existing suspension type monorail of the existing technology
Pile foundation design initial stage need to the soil property situation to basic position explore, concrete-pile allocation method is cumbersome, need to be into
The distinct methods such as row piling, drilling are disposed, cast-in-place bearing platform construction problem long in time limit, and it is pre- to provide a kind of suspension type monorail use
Reinforced Concrete Raft plate basis processed.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of suspension type monorail prefabricated reinforced concrete raft foundation, including raft plate pedestal, the raft plate pedestal are steel
Mixed structural member, the raft plate pedestal are used to support the bridge pier of suspension type monorail, institute for being embedded in soil layer surface, the raft plate pedestal
The load for stating the bridge pier transmitting of raft plate pedestal receiving is less than or equal to 20 tons.
Wherein, the load for the bridge pier transmitting that the raft plate pedestal is born is the load of vertical compression, the raft plate
Pedestal directly acts on soil layer, and the load that it is born is distributed in soil layer, before the raft plate pedestal is arranged, to its institute
Corresponding soil layer carries out compaction treatment.
Using a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft foundation
For prefabrication, site operation speed is fast, short time limit, does not need soil exploration early period, reduces expense engineering early period, saves construction
In the expenses such as piling, drilling, by raft plate pedestal soil layer compaction treatment and limit its bearing load within 20 tons, Neng Gouyou
Sedimentation when preventing subsequent suspension type monorail rail transportation operation is imitated, construction technology is simpler.
Preferably, the raft plate pedestal and the bridge pier are connected using sleeve grouting.
Preferably, the raft plate pedestal is rectangular parallelepiped structure part.
Preferably, the raft plate pedestal is reinforcing bar HPC (High performance concrete, high performance concrete)
Structural member.
Preferably, the raft plate pedestal is located at soil layer surface portion below equipped with several protrusions.
Using this structure setting, protrusion is arranged in the raft plate base-plates surface of part below soil layer surface, is conducive to increase
The contact area of raft plate pedestal and soil layer limits the displacement of raft plate pedestal.
Preferably, all protrusions are an integral molding structure with the raft plate pedestal.
Preferably, all protrusions are arranged in array.
Preferably, the horizontal cross-section of the raft plate pedestal is in dumbbell shape, i.e., the width at the described raft plate pedestal both ends is greater than it
The width at middle part.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, with a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft plate base
Plinth is prefabrication, and site operation speed is fast, short time limit, does not need soil exploration early period, reduces expense engineering early period, saves and apply
The expenses such as piling, drilling in work by raft plate pedestal soil layer compaction treatment and limit its bearing load within 20 tons, can
Sedimentation when effectivelying prevent subsequent suspension type monorail rail transportation operation, construction technology are simpler；
2, with a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft plate
Pedestal is located at soil layer surface portion below equipped with several protrusions, using this structure setting, the part below soil layer surface
Raft plate base-plates surface be arranged protrusion, be conducive to increase raft plate pedestal and soil layer contact area, limit raft plate pedestal displacement.
Detailed description of the invention
Fig. 1 is the structural schematic diagram on existing cast-in-place platform-pile basis；
Fig. 2 is the structural schematic diagram of suspension type monorail prefabricated reinforced concrete raft foundation described in embodiment 1；
Fig. 3 is the structural schematic diagram of suspension type monorail prefabricated reinforced concrete raft foundation as described in example 2；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the structural schematic diagram of suspension type monorail prefabricated reinforced concrete raft foundation described in embodiment 3.
Marked in the figure: 1- bridge pier, 2- cushion cap, 3- pile foundation, 4- raft plate pedestal, 5- protrusion.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1
As shown in Fig. 2, a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, including
Raft plate pedestal 4.
The raft plate pedestal 4 is steel and concrete structure part, and the raft plate pedestal 4 is for being embedded in soil layer surface, the raft plate pedestal 4
For supporting the bridge pier 1 of suspension type monorail, the load that the bridge pier 1 that the raft plate pedestal 4 is born transmits is less than or equal to
20 tons.
Wherein, the load that the bridge pier 1 that the raft plate pedestal 4 is born transmits is the load of vertical compression, the raft
Plate pedestal 4 directly acts on soil layer, and the load that it is born is distributed in soil layer, right before the raft plate pedestal 4 is arranged
Soil layer corresponding to it carries out compaction treatment.
As a preferred embodiment of the present embodiment, the raft plate pedestal 4 is connected with the bridge pier 1 using sleeve grouting,
The raft plate pedestal 4 is rectangular parallelepiped structure part, and the raft plate pedestal 4 is reinforcing bar HPC structural member.
With a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft foundation
For prefabrication, site operation speed is fast, short time limit, does not need soil exploration early period, reduces expense engineering early period, saves construction
In the expenses such as piling, drilling, by 4 soil layer compaction treatment of raft plate pedestal and limit its bearing load within 20 tons, can
Sedimentation when effectivelying prevent subsequent suspension type monorail rail transportation operation, construction technology are simpler.
Embodiment 2
As shown in Figure 3-4, a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, with
Embodiment 1 is the difference is that the raft plate pedestal 4 is located at soil layer surface portion below equipped with several protrusions 5.
As a preferred embodiment of the present embodiment, all protrusions 5 and the raft plate pedestal 4 are integrally formed knot
Structure, all protrusions 5 are arranged in array.
With a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft foundation
For prefabrication, site operation speed is fast, short time limit, does not need soil exploration early period, reduces expense engineering early period, saves construction
In the expenses such as piling, drilling, by 4 soil layer compaction treatment of raft plate pedestal and limit its bearing load within 20 tons, can
Sedimentation when effectivelying prevent subsequent suspension type monorail rail transportation operation, construction technology is simpler, the part below soil layer surface
Raft plate pedestal 4 surface protrusion 5 is set, be conducive to the contact area for increasing raft plate pedestal 4 and soil layer, limit raft plate pedestal 4
Displacement.
Embodiment 3
As shown in figure 5, a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, with reality
Example 1 is applied the difference is that the plan structure of the raft plate pedestal 4 is in dumbbell shape, the case where reaching same carrying grade
Under, the amount of reinforcement and concreting amount of the raft plate pedestal 4 can be reduced, material and cost are saved.
With a kind of suspension type monorail prefabricated reinforced concrete raft foundation described in the utility model, the raft foundation
For prefabrication, site operation speed is fast, short time limit, does not need soil exploration early period, reduces expense engineering early period, saves construction
In the expenses such as piling, drilling, by 4 soil layer compaction treatment of raft plate pedestal and limit its bearing load within 20 tons, can
Sedimentation when effectivelying prevent subsequent suspension type monorail rail transportation operation, construction technology are simpler.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. a kind of suspension type monorail prefabricated reinforced concrete raft foundation, which is characterized in that described including raft plate pedestal (4)
Raft plate pedestal (4) is steel and concrete structure part, and the raft plate pedestal (4) is for being embedded in soil layer surface, and the raft plate pedestal (4) is for branch
The bridge pier (1) of suspension type monorail is held, the load for the bridge pier (1) transmitting that the raft plate pedestal (4) is born is less than or equal to
20 tons.
2. raft foundation according to claim 1, which is characterized in that the raft plate pedestal (4) and the bridge pier (1) use
Sleeve grouting connection.
3. raft foundation according to claim 1, which is characterized in that the raft plate pedestal (4) is rectangular parallelepiped structure part.
4. raft foundation according to claim 1, which is characterized in that the raft plate pedestal (4) is reinforcing bar HPC structural member.
5. raft foundation according to claim 1, which is characterized in that the raft plate pedestal (4) is located at soil layer table below
Face is arranged with several protrusions (5).
6. raft foundation according to claim 5, which is characterized in that all protrusions (5) and the raft plate pedestal (4)
It is an integral molding structure.
7. raft foundation according to claim 5, which is characterized in that all protrusions (5) are arranged in array.
8. raft foundation according to claim 1-7, which is characterized in that the level of the raft plate pedestal (4) is cut
Face is in dumbbell shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820750829.7U CN208486283U (en) | 2018-05-18 | 2018-05-18 | Suspension type monorail prefabricated reinforced concrete raft foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820750829.7U CN208486283U (en) | 2018-05-18 | 2018-05-18 | Suspension type monorail prefabricated reinforced concrete raft foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208486283U true CN208486283U (en) | 2019-02-12 |
Family
ID=65254074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820750829.7U Active CN208486283U (en) | 2018-05-18 | 2018-05-18 | Suspension type monorail prefabricated reinforced concrete raft foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208486283U (en) |
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2018
- 2018-05-18 CN CN201820750829.7U patent/CN208486283U/en active Active
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