CN211228589U - Retaining structure - Google Patents
Retaining structure Download PDFInfo
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- CN211228589U CN211228589U CN201920791845.5U CN201920791845U CN211228589U CN 211228589 U CN211228589 U CN 211228589U CN 201920791845 U CN201920791845 U CN 201920791845U CN 211228589 U CN211228589 U CN 211228589U
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- vertical wall
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Abstract
The utility model provides a retaining structure, retaining structure includes: the number of the supporting parts is at least two, at least two supporting parts are arranged at intervals, and a reserved installation space is formed between every two adjacent supporting parts; the rib plates are connected with the adjacent supporting and blocking parts, so that a continuous supporting and blocking surface is formed on the supporting and blocking structure. Adopt the utility model discloses, can satisfy and receive the slope when consolidated to the station road bed, also can reserve sufficient installation space for the setting and the construction of post-station engineering (like the basic pile foundation of canopy post etc.). The supporting structure is simple in structure, safe in stress and good in stability.
Description
Technical Field
The utility model relates to a geotechnical engineering field especially indicates a retaining structure.
Background
The counterfort retaining wall is a light supporting and retaining structure used for slope collection and reinforcement of a limited roadbed filled in a station.
However, since there are some other structures (such as canopy pillars) in the station area, the arrangement positions of these structures often conflict with the arrangement positions of the buttress-type retaining walls. If on arranging the basic pile foundation of structure in the wall body of a retaining structure, can make retaining structure atress complicated on the one hand to lead to the thickness of wall body to obviously increase, on the other hand, because there is the precision difference in the design stage before the station, after the station, consequently, probably need change or do over again the setting of retaining structure when building the structure, thereby cause the retaining structure impaired or destroy. And if arrange the structure in a wall body rear side of retaining structure, then the foundation pile foundation of structure need pass the bottom plate of counterfort formula barricade, but, general bottom plate thickness is big, intensity is high, consequently, not only the construction degree of difficulty is big, still probably causes the barricade structure to be destroyed to make retaining structure can have certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
In view of this, the main objective of the present invention is to provide a retaining structure to mainly solve the problem that a general retaining structure may affect subsequent post-station engineering construction.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a retaining structure, retaining structure includes:
the number of the supporting parts is at least two, at least two supporting parts are arranged at intervals, and a reserved installation space is formed between every two adjacent supporting parts;
the rib plates are connected with the adjacent supporting and blocking parts, so that a continuous supporting and blocking surface is formed on the supporting and blocking structure.
Further, the rib includes a plurality of sub-ribs; the plurality of sub ribs are stacked on each other to commonly connect the adjacent abutment portions.
Further, the supporting and blocking part comprises a bottom plate and a vertical wall plate arranged on the bottom plate;
the rib plates are connected with the adjacent vertical wall plates;
the support surfaces of the vertical wall plates and the support surfaces of the rib plates form the continuous support surfaces together.
Further, the bottom plate includes a front toe plate and a rear heel plate connected to the front toe plate;
the front toe board protrudes out of the supporting and blocking surface of the vertical wall board;
the back heel plate is positioned on one side of the vertical wall plate, which is far away from the supporting and blocking surface of the vertical wall plate.
Further, the abutment portion further comprises a buttress; the buttress is arranged on one side of the vertical wallboard, which is away from the supporting and blocking surface of the vertical wallboard, and is connected with the bottom plate and the vertical wallboard.
Furthermore, two ends of the rib plate are respectively connected with the corresponding buttress at the same side.
Further, each retaining part comprises two buttresses which are arranged at intervals.
Further, the abutment further comprises a plurality of foundation piles; and the foundation piles are connected with the bottom plate and are positioned on one side of the bottom plate, which is far away from the vertical wall plate.
Further, a plurality of the foundation piles are arranged in parallel at intervals.
Further, the foundation pile is anchored at least in the strongly weathered rock formation.
Further, the bottom plate, the vertical wall, the rib plate and the foundation pile are in rigid connection.
The utility model provides a retaining structure through the fender portion that utilizes the floor to connect two at least intervals and set up, can be satisfying when receiving the slope reinforcement to the station road bed, also can reserve sufficient installation space for the setting and the construction of post-station engineering (like the basic pile foundation of rain shed post etc.). The supporting structure is simple in structure, safe in stress and good in stability.
Drawings
Fig. 1 is a schematic structural diagram of a supporting structure according to an embodiment of the present invention;
fig. 2 is a top view of fig. 1.
Reference numerals: a stopper portion 1; the installation space 1 a; a base plate 11; a front toe plate 111; a back heel plate 112; a vertical wall plate 12; abutment surfaces 12a, 2 a; a buttress 13; a foundation pile 14; a rib plate 2; the sub ribs 21.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
It should be noted that, in the case of no conflict, the technical features in the embodiments and examples of the present invention may be combined with each other, and the detailed description in the specific embodiment should be interpreted as an explanation of the gist of the present invention and should not be construed as an improper limitation of the present invention.
In the description of the present invention, the orientation or positional relationship is based on the normal use status of the retaining structure, such as the orientation or positional relationship shown in fig. 1, wherein "looking down" is the lower direction of fig. 1, it should be understood that these orientation terms are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
An embodiment of the present invention provides a supporting structure, please refer to fig. 1 and fig. 2, the supporting structure includes: the supporting and blocking structure comprises supporting and blocking parts 1 and rib plates 2, wherein the number of the supporting and blocking parts 1 is at least two, at least two supporting and blocking parts 1 are arranged at intervals, a reserved installation space 1a is formed between every two adjacent supporting and blocking parts 1, and the rib plates 2 are connected with the adjacent supporting and blocking parts 1 so that continuous supporting and blocking surfaces (namely a supporting and blocking surface 12a and a supporting and blocking surface 2a in the drawing) are formed on the supporting and blocking structure.
Specifically, after at least two supporting parts 1 are arranged at intervals, a reserved installation space 1a is formed between two adjacent supporting parts 1, and the reserved installation space 1a can be used for installing structures such as a canopy upright post and the like in subsequent post-station engineering. Meanwhile, through the arrangement of the rib plates 2, continuous supporting surfaces can still be formed on the supporting and retaining structure, so that the supporting and retaining structure can provide a reserved installation space 1a for subsequent post-station engineering, and the supporting and retaining structure can not be influenced to normally collect and support the soil body. The embodiment shows only two abutment portions 1, and it is understood that the number of the abutment portions 1 can be adjusted according to actual needs, and is not limited herein.
The ribbed slab 2 of this embodiment is installed between two adjacent fender portions 1 again after independent prefabrication, compares with directly with ribbed slab 2 and fender portion 1 integrated into one piece, prefabricated ribbed slab 2 construction convenience, and the cost is lower relatively. It will be appreciated that in another embodiment, the rib plate 2 and the retaining portion 1 may be integrally formed according to actual requirements.
Referring to fig. 1, the rib 2 of the present embodiment includes a plurality of sub-ribs 21, and the sub-ribs 21 are stacked to connect the adjacent retaining portions 1 together.
The purpose of providing the sub ribs 21 is to select different numbers of sub ribs 21 according to actual needs, so as to adjust the overall height of the rib 2. In addition, the sub-ribs 21 are built one by one from the ground during construction, so that the construction can be faster.
With continued reference to fig. 1 and 2, the retaining portion 1 of the present embodiment includes a bottom plate 11 and upright wall plates 12 disposed on the bottom plate 11, the rib plates 2 connect adjacent upright wall plates 12, and the retaining surfaces 12a of the upright wall plates 12 and the retaining surfaces 2a of the rib plates 2 form a continuous retaining surface. That is, the retaining surface 2a of the rib plate 2 and the retaining surface 12a of the adjacent vertical wall plate 12 are connected together to form a whole body so as to commonly support the soil body on one side of the retaining surface.
With continued reference to fig. 1 and 2, the bottom panel 11 of the present embodiment includes a front toe panel 111 and a rear heel panel 112 connected to the front toe panel 111, the front toe panel 111 projecting from the abutment surface 12a of the standing wall panel 12, the rear heel panel 112 being located on a side of the standing wall panel 12 facing away from the abutment surface 12a of the standing wall panel 12. The purpose of being disposed on the front toe plate 111 is to increase the stability of the retaining structure against tipping to reduce substrate stress.
With reference to fig. 1 and fig. 2, the retaining portion 1 of the present embodiment further includes a buttress 13, where the buttress 13 is disposed on a side of the standing wall 12 facing away from the retaining surface 12a of the standing wall 12, and is connected to the bottom plate 11 and the standing wall 12. That is, the retaining structure of the present embodiment is a buttress retaining structure, and the buttress 13 is actually connected to the buttress plate 12 and the heel plate 112. The buttress 13 can resist the thrust of the fill to enhance the stability of the siding panel 12. In another embodiment, buttress 13 may not be provided, and the retaining structure without buttress 13 may be a cantilevered retaining structure.
With continuing reference to fig. 1 and fig. 2, the two ends of the rib plate 2 of the present embodiment are respectively connected to the buttresses 13 corresponding to the same side. That is to say, the ribbed slab 2 is clamped between two adjacent buttresses 13, and two ends of the ribbed slab 2 respectively abut against the corresponding buttresses 13 on the same side, so that the stability of the retaining structure can be improved.
With reference to fig. 1 and fig. 2, each abutment portion 1 of the present embodiment includes two buttresses 13, and the two buttresses 13 are disposed at intervals, so that the stability of the abutment structure can be further improved.
With reference to fig. 1 and fig. 2, the retaining portion 1 of the present embodiment further includes a plurality of foundation piles 14, and the plurality of foundation piles 14 are connected to the bottom plate 11 and located on a side of the bottom plate 11 away from the vertical wall plate 12 to improve stability of the retaining structure.
In particular, foundation piles 14 may employ dug piles and bored piles depending on different geological conditions. Because bottom plate 11, upright wallboard 12, floor 2 and foundation pile 14 interconnect of this embodiment have formed a whole, consequently can coordinate wherein through bottom plate 11 to with the initiative soil pressure that upright wallboard 12 and floor 2 bore transmit foundation pile 14, then, foundation pile 14 transmits corresponding load to the soil layer or the stratum that the foundation deep is harder, the compressibility is less again, thereby can make the atress of the retaining structure of this embodiment safe and reliable more, stability is better, can receive the slope reinforcement effectively to the soil body from this, and then can reduce foundation settlement and difference deformation. The diameter, the pile length, the pile spacing and other dimensions of the foundation pile 14 in this embodiment may be determined according to actual stress requirements of the retaining structure, and the specific calculation method is common knowledge in the art and will not be described herein again.
In addition, according to different rock weathering degrees, rock formations in the rock body are generally divided into residual soil layers, fully weathered rock formations, strongly weathered rock formations, medium weathered rock formations, weakly weathered rock formations and non-weathered rock formations from outside to inside, and the foundation pile 14 of the embodiment is anchored in at least the strongly weathered rock formations, so that the stability of the retaining structure can be further improved. In another embodiment, foundation pile 14 may also be anchored in weakly weathered rock formations.
With continued reference to fig. 1, a plurality of foundation piles 14 are spaced apart in parallel.
Specifically, four foundation piles 14 are provided on each abutment 1 in the present embodiment, and the four foundation piles 14 are arranged in two rows, two foundation piles 14 in each row, on the bottom plate 11. This arrangement makes the stress on the foundation pile 14 more uniform, and thus improves the stability of the retaining structure. It will be appreciated that the number of foundation piles 14 can be adjusted according to the amount of load they are required to bear, the height of the vertical wall plate 12, the condition of the foundation, etc., thereby making the arrangement of the retaining structure more flexible. In addition, since the bottom plate 11 can play a role in coordination between the vertical wall plate 12 and the foundation piles 14, the retaining structure of the present embodiment can reduce the number of the foundation piles 14 as much as possible, thereby saving the engineering investment.
Referring to fig. 1, the bottom plate 11, the vertical wall plate 12, the rib plate 2 and the foundation pile 14 are rigidly connected.
Specifically, the retaining structure of this embodiment is a reinforced concrete structure. The rigidly connected bottom plate 11, vertical wall plate 12, rib plate 2 and foundation pile 14 have good compression resistance, bending resistance and the like, so that the load borne by vertical wall plate 12 and rib plate 2 can be better transmitted to foundation pile 14.
The main construction method of the retaining structure provided by the embodiment is as follows:
(1) before construction, correspondingly treating a construction site, for example, leveling the site, setting corresponding facilities, performing temporary protection and the like;
(2) constructing a foundation pile 14, and after the pile is formed, carrying out quality inspection (inspecting the integrity of a pile body, the bearing capacity of a single pile and the like);
(3) excavating a base groove of the supporting part 1, binding reinforcing steel bars on the bottom plate 11 (comprising a front toe plate 111 and a rear heel plate 112), the vertical wall plate 12 and the buttress 13 at one time, installing and forming, erecting a mold, and then pouring at one time; in the construction process, soil needs to be filled on one side of the retaining surface of the vertical wall plate 12, and the filling soil needs to be filled and compacted along with the construction layering of the vertical wall plate 12; the vertical wall plate 12 is not easy to be interrupted in the height direction, and needs to be maintained and demolded as required;
(4) prefabricating the sub rib plate 21 and carrying out field inspection, wherein the sub rib plate 21 has the defects of smooth appearance, no crack, rib leakage, corner drop and the like, and meets the strength requirement;
(5) the sub rib plate 21 is installed, and the installation seams of the sub rib plate 21 are uniform, smooth and beautiful; in the construction process, earth needs to be filled on one side of the retaining surface 2a of the ribbed slab 2, and the filling and compaction are carried out along with the construction layering of the sub ribbed slab 21.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A retaining structure, characterized in that, retaining structure includes:
the supporting and blocking part comprises a bottom plate and a vertical wall plate arranged on the bottom plate; the number of the supporting parts is at least two, the supporting parts are arranged at intervals, and a reserved installation space is formed between every two adjacent supporting parts;
the rib plates are connected with the adjacent vertical wall plates, and the supporting and blocking surfaces of the vertical wall plates and the supporting and blocking surfaces of the rib plates form continuous supporting and blocking surfaces together.
2. The retaining structure of claim 1, wherein the rib comprises a plurality of sub-ribs; the plurality of sub ribs are stacked on each other to commonly connect the adjacent abutment portions.
3. The retaining structure of claim 1, wherein the bottom plate comprises a front toe plate and a rear heel plate connected to the front toe plate;
the front toe board protrudes out of the supporting and blocking surface of the vertical wall board;
the back heel plate is positioned on one side of the vertical wall plate, which is far away from the supporting and blocking surface of the vertical wall plate.
4. The retaining structure of claim 1, wherein the retaining portion further comprises a buttress; the buttress is arranged on one side of the vertical wallboard, which is away from the supporting and blocking surface of the vertical wallboard, and is connected with the bottom plate and the vertical wallboard.
5. The retaining structure of claim 4, wherein two ends of the rib plate are respectively connected with the buttresses corresponding to the same side.
6. The retaining structure of claim 5, wherein each retaining portion comprises two buttresses, the buttresses being spaced apart.
7. The retaining structure of claim 1, wherein the retaining portion further comprises a plurality of foundation piles; and the foundation piles are connected with the bottom plate and are positioned on one side of the bottom plate, which is far away from the vertical wall plate.
8. The retaining structure of claim 7, wherein a plurality of the foundation piles are arranged in parallel at intervals.
9. An retaining structure according to claim 7 or 8, characterized in that the foundation piles are anchored at least in strongly weathered rock formations.
10. An abutment structure according to claim 7 or 8, wherein the floor, the upstand, the rib and the foundation pile are rigidly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791845.5U CN211228589U (en) | 2019-05-29 | 2019-05-29 | Retaining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791845.5U CN211228589U (en) | 2019-05-29 | 2019-05-29 | Retaining structure |
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| CN211228589U true CN211228589U (en) | 2020-08-11 |
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| CN201920791845.5U Active CN211228589U (en) | 2019-05-29 | 2019-05-29 | Retaining structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258623A (en) * | 2019-05-29 | 2019-09-20 | 中铁第四勘察设计院集团有限公司 | Retaining structure |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258623A (en) * | 2019-05-29 | 2019-09-20 | 中铁第四勘察设计院集团有限公司 | Retaining structure |
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