CN216108602U - Retaining wall supporting construction is administered in river surge - Google Patents

Retaining wall supporting construction is administered in river surge Download PDF

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Publication number
CN216108602U
CN216108602U CN202122262965.6U CN202122262965U CN216108602U CN 216108602 U CN216108602 U CN 216108602U CN 202122262965 U CN202122262965 U CN 202122262965U CN 216108602 U CN216108602 U CN 216108602U
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retaining wall
reinforced concrete
old
top plate
river
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CN202122262965.6U
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杨振宇
刘逸琼
徐大义
叶德超
罗炽乐
董育彪
梁文超
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Guangdong Provincial Architectural Engineering Machinery Construction Co Ltd
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Guangdong Provincial Architectural Engineering Machinery Construction Co Ltd
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Abstract

The utility model discloses a retaining wall supporting structure for river surge treatment. According to the retaining wall supporting structure for river surge management, the new retaining wall with the reinforced concrete structure is arranged on the outer side of the old retaining wall, so that the old retaining wall and soil on the inner side of the retaining wall can be subjected to retaining support, and collapse of a river bank and soil loss are effectively avoided; and the reinforced concrete is newly built on the upper part of the removed old retaining wall to serve as a back seat of the reinforced concrete top plate, and the reinforced concrete top plate is suspended in the air and floats out of the river, so that the sinking and cracking of channels on two sides of the river and old residences can be reduced as far as possible during construction of the new retaining wall made of the reinforced concrete, and the treated channel is widened. And the steel pipe pile is arranged at the bottom of the channel on the inner side of the old retaining wall, so that the retaining and supporting effect can be further enhanced, and the inner side road surface and old residences can be further prevented from sinking and cracking during the construction of the retaining wall.

Description

Retaining wall supporting construction is administered in river surge
Technical Field
The utility model relates to the technical field of construction of river surge treatment engineering, in particular to a retaining wall supporting structure for river surge treatment.
Background
In river regulation, particularly in river regulation in rural areas in cities, a retaining wall structure is usually built beside the river to fix soil, so that the collapse of a river bank and the soil loss are effectively prevented, and the smoothness of the river is guaranteed. At present, the commonly used retaining wall support construction methods mainly include a steel sheet pile method, a pile anchor method, a diaphragm wall method and the like.
In the process of treating the black and odorous river water body in the rural area, the driving safety of the channels on the two sides of the river and the safety of the adjacent short ancient residences need to be ensured in the construction of the reinforced concrete retaining wall. However, the existing steel sheet pile method needs large-scale equipment during construction, the equipment cannot enter a field and occupies a road for construction, the trip of villagers is influenced, and the construction noise is high; the pile anchor method and the underground diaphragm wall method not only need large-scale equipment during construction, but also cannot enter the field and occupy the road for construction, and meanwhile, the construction cost is high, the construction period is long, the trip of villagers is influenced, and the construction noise is large.
SUMMERY OF THE UTILITY MODEL
The utility model provides a retaining wall supporting structure for river surge treatment, aiming at solving the problems that construction equipment cannot enter a field, road occupation construction influences the passing and the living of nearby residents is easily and seriously influenced in the existing river surge treatment construction process, in particular to the river surge treatment construction in urban villages.
The purpose of the utility model is realized by the following technical scheme.
A retaining wall supporting structure for river surge treatment comprises an old retaining wall, wherein a new retaining wall is arranged on the outer side of the old retaining wall; a reinforced concrete top plate is arranged at the top of the new retaining wall, and a rear seat of the reinforced concrete top plate is supported on the old retaining wall; the inner side of the old retaining wall is provided with an inner channel, a steel pipe pile is arranged in soil at the bottom of the inner channel, and the top of the steel pipe pile is connected with the inner channel.
In a preferred embodiment, the new retaining wall is a reinforced concrete retaining wall, and the reinforced concrete top plate is integrally formed with the new retaining wall.
In a preferred embodiment, the upper portion of the old retaining wall has a top plate back seat portion, the top plate back seat portion is a reinforced concrete structure newly provided after the upper portion of the old retaining wall is partially removed, and the top plate back seat portion is integrally formed with the reinforced concrete top plate.
In a preferred embodiment, the front end of the reinforced concrete roof extends out of the new retaining wall and is suspended above the river.
In a preferred embodiment, a guard rail is arranged on the outer side of the reinforced concrete top plate.
In a preferred embodiment, the steel pipe pile is higher than a retaining wall, and an exposed portion of the steel pipe pile is flush with the top of the inner passage and the reinforced concrete top plate.
In a more preferred embodiment, a steel bar mesh is connected to the exposed part of the steel pipe pile, and the inner channel is formed by combining concrete with the steel bar mesh.
In a preferred embodiment, cement mortar is injected into the steel pipe pile.
In a more preferable embodiment, the surface of the pipe body of the steel pipe pile is provided with diffusion holes, and the diffusion holes can accommodate cement mortar injected into the steel pipe pile to diffuse outwards.
In a preferred embodiment, a waste pipe is provided in the new retaining wall.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
according to the retaining wall supporting structure for river surge management, the new retaining wall with the reinforced concrete structure is arranged on the outer side of the old retaining wall, so that the soil of the old retaining wall and the soil on the inner side of the retaining wall can be subjected to retaining support, and the collapse of a river bank and the soil loss are effectively avoided.
Moreover, reinforced concrete is newly built on the upper part of the removed old retaining wall to serve as a rear seat of the reinforced concrete top plate, so that the sinking and cracking of passages on two sides of a river and old residences can be reduced as much as possible when the new retaining wall of the reinforced concrete is constructed; meanwhile, the reinforced concrete top plate is suspended and drifted out of the river, so that the treated channel is widened.
The steel pipe pile is arranged at the bottom of the channel on the inner side of the old retaining wall, the formed steel pipe row pile can further enhance the retaining support effect, cement mortar injected into the steel pipe pile can be expanded outwards and concretes the surrounding soil, and concrete is sprayed after the steel pipe pile is connected with the reinforcing mesh at the top of the steel pipe pile, so that the soil between the steel pipe row piles can be further prevented from flowing outwards, and the inner side road surface and the old house can be further prevented from sinking and cracking during the construction of the retaining wall.
In addition, in the arrangement of the retaining wall supporting structure for river surge treatment, the construction of a new retaining wall and a reinforced concrete top plate and the pressing arrangement of a steel pipe pile can be completed only by adopting small equipment, large-scale construction equipment is not needed for entering a field, the serious road occupation condition is avoided, the construction noise is low, and the influence on the life and the trip of nearby residents is greatly reduced.
Drawings
Fig. 1 is a schematic view showing the overall structure of a retaining wall supporting structure for river surge treatment according to an embodiment of the present invention;
fig. 2 is a schematic top view of the installed steel pipe pile;
fig. 3 is a schematic structural view of a reinforcing mesh and concrete laid on a steel pipe pile;
the attached drawings are marked as follows: 1-river surge, 2-residential houses, 3-old retaining walls, 4-inter-pile soil, 5-new retaining walls, 6-reinforced concrete top plates, 7-top plate rear seat parts, 8-inner side channels, 9-steel pipe piles, 10-reinforcing meshes, 11-concrete, 12-cement mortar, 13-sewage pipes and 14-protective railings.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to specific examples and drawings, but the scope and implementation of the present invention are not limited thereto.
In the description of the specific embodiments, it should be noted that the terms "front", "back", "left", "right", and the like refer to the orientation or position relationship based on the figure or the orientation or position relationship that the utility model product is usually placed in when used, and are used for convenience of distinguishing and convenience of description, and are not used for indicating or implying that the structure or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the utility model, nor should it be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The supporting structure of the river surge treatment retaining wall can be used for carrying out retaining treatment supporting on a single side bank of the river surge or simultaneously carrying out retaining treatment supporting on two side banks of the river surge; when simultaneously carrying out soil-retaining treatment and support on bank dikes on two sides of the river surge, the bank dikes on the two sides adopt the same support structure, and the support structures of the bank dikes on the two sides can be constructed independently and mutually noninterfere. Fig. 1 is a schematic structural view showing a retaining wall for treating a bank on both sides of a river by using the retaining wall support structure for treating a river.
Wherein, this retaining wall supporting construction for river surge treatment includes old retaining wall 3. Specifically, old retaining wall 3 sets up the bank dyke limit that 1 was gushed in the river, is bank dyke soil layer in the inboard of old retaining wall 3, and old retaining wall 3 is the original retaining wall structure of carrying out the strut to bank dyke soil layer, and old dwelling 2 is located bank dyke soil layer, is inboard passageway 8 on the soil layer between old retaining wall 3 and dwelling 2, supplies the resident daily life to come in and go out.
Referring to fig. 1 again, in the retaining wall supporting structure for river regulation according to the present invention, a new retaining wall 5 is provided on the outer side of the old retaining wall 3. Based on the ageing etc. of old retaining wall 3, new retaining wall 5 that sets up can be strutted old retaining wall 3 and the bank embankment soil layer that is located old retaining wall 3 inboard, can avoid old retaining wall 3 inboard bank embankment soil layer and old residence 2 to sink.
In the preferred embodiment, the new retaining wall 5 is a reinforced concrete retaining wall, with high support effectiveness. And, be provided with sewage pipes 13 in the new retaining wall 5, sewage pipes 13 specifically can choose for use according to the material of new retaining wall 5, specifically can select to include the solid wall blow off pipe of HDPE or for the drainage culvert.
In addition, a reinforced concrete top plate 6 is arranged on the top of the new retaining wall 5, optionally, the reinforced concrete top plate 6 and the new retaining wall 5 are integrally formed and are of an integrally cast reinforced concrete structure, and the rear seat of the reinforced concrete top plate 6 is supported on the old retaining wall 3. Specifically, referring to fig. 1 again, the upper portion of the old retaining wall 3 has a top plate back seat portion 7, the top plate back seat portion 7 is a reinforced concrete structure newly arranged after the upper portion of the old retaining wall 3 is partially removed, alternatively, about 50cm of the top portion of the old retaining wall 3 is removed and reinforced concrete is newly built as the top plate back seat portion, and the top plate back seat portion 7 and the reinforced concrete top plate 6 are integrally formed, specifically, the reinforced concrete structure is integrally cast. In this way, the reinforced concrete top plate 6 which is integrally communicated is arranged between the tops of the old retaining wall 3 and the new retaining wall 5, so that the combination degree between the old retaining wall 3 and the new retaining wall 5 is enhanced, and the stability of the new retaining wall 5 is further improved; and, newly building reinforced concrete on the upper part of the removed old retaining wall 3 as a back seat of the reinforced concrete top plate 6, so that the new retaining wall 5 of reinforced concrete can reduce sinking and cracking of passages on two sides of a river and old residences as much as possible during construction.
The height of the reinforced concrete top plate 6 is flush with the height of the inner side channel 8 positioned on the inner side of the old retaining wall 3, so that the reinforced concrete top plate 6 can be used as a channel, and the treated channel is widened. Preferably, as shown in fig. 1 again, the front end of the reinforced concrete top plate 6 extends out of the new retaining wall 5 and is suspended above the river; specifically, the reinforced concrete top plate 6 can be suspended and float out to dozens of centimeters, so that the treated channel is further widened, and the treatment benefit is greatly improved.
Furthermore, a protective barrier 14 is arranged on the outer side of the reinforced concrete top plate 6, and the protective barrier 14 can effectively protect a channel formed by the reinforced concrete top plate 6, so that the use safety of the supporting structure is improved.
In another preferred embodiment, referring to fig. 1 again, a steel pipe pile 9 is disposed in the soil at the bottom of the inner channel 8, and the steel pipe pile 9 may be disposed about 30cm inside the old retaining wall 3. Referring to fig. 2, the steel pipe piles 9 have a plurality of steel pipe piles arranged along the length of the river levee, specifically, one steel pipe pile can be arranged at intervals of 30cm, and the steel pipe piles 9 arranged form steel pipe row piles, so that the inter-pile soil 4 between the row piles can be fixed, the retaining and supporting effect can be further enhanced, and the inner road surface and the old dwelling can be further prevented from sinking and cracking during construction of the retaining wall formed by the new retaining wall 5 and the old retaining wall 3. Specifically, the steel pipe pile 9 can be drilled by a road surface core drilling machine to penetrate through a concrete road surface, and then the steel pipe pile 9 is vertically pressed into soil by a small excavator; the size of the steel pipe pile 9 is not limited to a steel pipe of Φ 180 mm.
In a preferred embodiment, referring to fig. 1 and 3, cement mortar 12, optionally but not limited to M10 cement mortar, is injected into the steel pipe pile 9. Furthermore, a diffusion hole is formed in the surface of the pipe body of the steel pipe pile 9, and the diffusion hole can accommodate the cement mortar 12 injected into the steel pipe pile 9 to diffuse outwards, so that after the steel pipe pile 9 is pressed into a soil layer and cement mortar 12 is injected, the cement mortar 12 can diffuse towards the surrounding soil body of the steel pipe pile 9, the soil 4 between the piles is solidified, and the soil solidification effect is further realized.
Referring to fig. 1 again, the top of the steel pipe pile 9 is connected to the inner channel 8, so as to further enhance the retaining and supporting function. Specifically, the height of the steel pipe pile 9 is higher than the height of the retaining wall, for example, higher than the height of the retaining wall by +4000mm, and the exposed part of the steel pipe pile 9 is flush with the top of the inner channel 8 and the top of the reinforced concrete top plate 6; as shown in fig. 3, a mesh reinforcement 10 is connected to the exposed part of the steel pipe pile 9, and the inner passage 8 is formed by combining concrete 11 with the mesh reinforcement 10, so that the inter-pile soil 4 between the rows of the steel pipe piles 9 is further prevented from flowing out. Wherein, concrete 11 can be selected but not limited to C20 concrete mixed with an accelerator, after the reinforcing bar net 10 is fixed with the exposed top of the steel pipe pile 9 through spot welding and binding, concrete 11 with the thickness of 80mm can be sprayed on the reinforcing bar net 10, and an inner channel 8 is formed after solidification, so that the inner road surface and old residents can be further ensured not to sink and crack during the construction of the retaining wall.
The above embodiments are merely preferred embodiments of the present invention, and the technical solutions of the present invention are described in further detail, but the above descriptions are exemplary, not exhaustive, and are not limited to the disclosed embodiments, the scope and implementation of the present invention are not limited thereto, and any changes, combinations, deletions, substitutions or modifications that do not depart from the spirit and principle of the present invention are included in the scope of the present invention.

Claims (10)

1. A retaining wall supporting structure for river surge treatment comprises an old retaining wall and is characterized in that a new retaining wall is arranged on the outer side of the old retaining wall; a reinforced concrete top plate is arranged at the top of the new retaining wall, and a rear seat of the reinforced concrete top plate is supported on the old retaining wall; the inner side of the old retaining wall is provided with an inner channel, a steel pipe pile is arranged in soil at the bottom of the inner channel, and the top of the steel pipe pile is connected with the inner channel.
2. A retaining wall supporting construction for river surge treatment according to claim 1, wherein said new retaining wall is a reinforced concrete retaining wall, and said reinforced concrete top plate is integrally formed with said new retaining wall.
3. A retaining wall supporting construction for river surge treatment according to claim 1, wherein the upper portion of the old retaining wall has a top plate back seat portion which is a reinforced concrete structure newly provided after the upper portion of the old retaining wall is partially removed, the top plate back seat portion being integrally formed with the reinforced concrete top plate.
4. A retaining wall supporting construction for river surge treatment according to claim 1, wherein the front end of the reinforced concrete top plate is protruded to the outside of the new retaining wall and suspended above the river surge.
5. A retaining wall supporting construction for river surge treatment according to claim 1, wherein a guard rail is provided on the outer side of the reinforced concrete top plate.
6. A retaining wall supporting construction for river surge treatment according to claim 1, wherein the height of said steel pipe pile is higher than the height of the retaining wall, and the exposed portion of said steel pipe pile is flush with the top of said inner passage and said reinforced concrete top plate.
7. A retaining wall supporting construction for river surge treatment according to claim 6, wherein a reinforcing mesh is connected to an exposed portion of said steel pipe pile, and said inner passage is formed by combining concrete with said reinforcing mesh.
8. A retaining wall supporting construction for river regulation according to claim 1, wherein cement mortar is injected into the inside of the steel pipe pile.
9. The retaining wall supporting structure for river surge management according to claim 8, wherein the surface of the pipe body of the steel pipe pile is provided with diffusion holes, and the diffusion holes can accommodate cement mortar injected into the steel pipe pile to diffuse outwards.
10. A retaining wall supporting construction for river surge management as claimed in claim 1, wherein a sewage drainage pipe is provided in said new retaining wall.
CN202122262965.6U 2021-09-16 2021-09-16 Retaining wall supporting construction is administered in river surge Active CN216108602U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122262965.6U CN216108602U (en) 2021-09-16 2021-09-16 Retaining wall supporting construction is administered in river surge

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Application Number Priority Date Filing Date Title
CN202122262965.6U CN216108602U (en) 2021-09-16 2021-09-16 Retaining wall supporting construction is administered in river surge

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114753297A (en) * 2022-04-11 2022-07-15 中国铁建港航局集团有限公司 New and old dock wall connection structure and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114753297A (en) * 2022-04-11 2022-07-15 中国铁建港航局集团有限公司 New and old dock wall connection structure and construction method thereof
CN114753297B (en) * 2022-04-11 2024-02-02 中国铁建港航局集团有限公司 Novel dock wall connecting structure and construction method thereof

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