CN213773318U - Row pile structure and river bank dam body - Google Patents

Abstract

The utility model relates to a pile-arranging structure, which comprises a first pile body and a second pile body, wherein the first pile body comprises a first pile tip and a first pile body, the second pile body comprises a second pile tip and a second pile body, one side surfaces of the first pile body and the second pile body are respectively provided with a buckle groove along the length direction, and the first pile body and the second pile body are connected in a buckle way through the buckle groove; the first pile point is designed to be an inclined plane, a jacking platform is arranged at the joint of the first pile point and the embedded and buckled groove, and the top end of the second pile point is abutted to the jacking platform. Meanwhile, a river dike dam body based on the row pile structure and a construction method of the dam body are designed. The utility model discloses play following technological effect: 1. the flood control performance of the dam is greatly improved through the circularly embedded and buckled row pile structure. 2. The modularized industrial production can be realized, the difficulty of site operation is reduced, and the production cost is greatly reduced.

Description

Row pile structure and river bank dam body

Technical Field

The utility model relates to a flood control capital construction field, in particular to campshed structure, river levee dam body.

Background

Flood is a natural phenomenon, and often causes the submergence of river along the bank, river valley, alluvial plain, estuary delta and coastal zone. However, due to the periodic and random characteristics of the flood phenomenon, the change of the natural environment and the influence of human activities, the range and time of the zones which are submerged are not fixed and probabilistic, but also have certain regularity. Most of the zones threatened by flooding can still be developed and utilized by human beings, so that the problems of flood disasters and flood control are caused. Flooding areas often have superior conditions for developing agriculture and other economic utilities. With the development of human society, the development and utilization of the flooding area are increasingly expanded, and some areas are also gradually become densely populated and economically developed areas.

In recent years, the global extreme weather occurrence probability is continuously improved, and the flood probability of each place in the annual flood season is also continuously improved, which provides a challenge for flood control and water conservancy works in China and even some regions in the world. Especially in the situation that partial water areas in the plains, Poyang lakes and Yangtze Dongting lakes in the middle and lower reaches of yellow river of China already form suspended rivers, suspended lakes and the like, due to the fact that the regional economic foundation limits the difficulty in taking earth and the influence of construction cost and the like, the dam matrix is formed by piling up soft clay and sand in five or sixty years, the structure is relatively loose, and in addition, holes are dug by mole and snakes in barren fields, so that hidden troubles of dam leakage are caused, flood resistance is weak, and dikes are often dug and the risk of dikes are caused.

Therefore, a flood control and water conservancy solution scheme which is low in construction cost, suitable for deep silt and loose sand and stone geology, capable of efficiently building dams along rivers by using local materials and high in flood fighting capacity is urgently needed.

Disclosure of Invention

The utility model provides a solve above-mentioned technical problem, provide a row's pile structure, radical mole snake class hole drilling is prevented strictly soaking leak, has high compressive strength, and adapts to the mechanized construction method of all kinds of reservoir overhaul soaking leak reinforcement, river levee dam body.

A pile arranging structure comprises a first pile body and a second pile body, wherein the first pile body comprises a first pile tip and a first pile body, the second pile body comprises a second pile tip and a second pile body, one side surfaces of the first pile body and the second pile body are respectively provided with an embedded and buckled groove along the length direction, and the first pile body and the second pile body are connected in an embedded and buckled mode through the embedded and buckled grooves; the first pile point is designed to be an inclined plane, a jacking platform is arranged at the joint of the first pile point and the embedded and buckled groove, and the top end of the second pile point is abutted to the jacking platform.

Optionally, the embedding slot comprises a main slot and a buckling opening, and the buckling opening is formed by digging the bottoms of the two side walls of the main slot along the width direction.

Optionally, the width of the locking opening is half of the depth of the main groove.

Optionally, the first pile body and/or the second pile body are formed by splicing a plurality of sections of splicing units end to end, and the two end parts of each splicing unit are provided with a flange and a steel bar connection prestress mechanism for splicing.

Optionally, the second pile tip is designed to be an inclined plane, and the inclined angle is the same as that of the first pile tip.

Preferably, the angle of inclination is any value between 14 ° and 30 °, in principle ensuring a strength reducing resistance to the expulsion of waste. Optionally, the width of the main groove is half of the width of the first pile body and/or the second pile body.

The utility model discloses a campshed structure, dam body and construction method thereof plays following technological effect:

1. the flood control performance of the dam is greatly improved through the circularly embedded and buckled row pile structure.

2. The row piles form a closed leakproof wall naturally after being integrally installed, the wall becomes a multi-row firm framework of the dam body, local materials are used in a river reservoir, and river sand and silt are used for filling or a silt pump is used for directly filling the dam body for natural settlement.

3. The pile arrangement structure and the dam body top plate can realize modular industrial production, the difficulty of site construction is reduced, and the production cost is greatly reduced.

Drawings

Fig. 1 is a side sectional view of a pile array structure according to an embodiment of the present patent.

Fig. 2 is a top view of a pile array structure according to an embodiment of the present disclosure.

Fig. 3 is a schematic view of a pile body snap-fit groove structure in an embodiment of the present disclosure.

Fig. 4 is a schematic diagram of a dam structure in an embodiment of the present invention.

Fig. 5 is a flowchart of a method for constructing a dam according to an embodiment of the present invention.

Fig. 6 is a schematic view of a construction process according to an embodiment of the present invention.

Fig. 7 is a schematic view of a dam structure according to another embodiment of the present invention.

Fig. 8 is a schematic top view of a dam according to an embodiment of the present invention.

Wherein the reference numerals are: pile-arranging structure-10, first pile body-11, first pile tip-111, first pile body-112, second pile body-12, second pile tip-121 and second pile body-122;

a buckle embedding groove-20, a main groove-21 and a buckle opening-22;

a jacking platform-30;

dam body-40, dam body-41, dam crest-42, top plate-421 and reinforcing steel bar-422.

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to better understand the advantages and features of the present invention, and to define the scope of the present invention more clearly.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "head", "tail", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Example 1:

referring to fig. 1 and fig. 2, fig. 1 is a side cross-sectional view of a pile array structure 10, and fig. 2 is a top view of the pile array structure 10, the present embodiment provides a pile array structure 10, which includes a first pile body 11 and a second pile body 12, the first pile body 11 includes a first pile tip 111 and a first pile body 112, and the second pile body 12 includes a second pile tip 121 and a second pile body 122. The pile body and the pile body of the pile body and the pile body can be designed integrally or can be assembled and fixed. The first pile body 11 and the second pile body 12 can be connected in a mutually buckled manner, specifically, a buckling groove 20 is formed in one side surface of the first pile body 112 and one side surface of the second pile body 122 along the length direction, and the first pile body 11 and the second pile body 12 are connected in a buckled manner through the buckling groove 20. During assembly, the embedding and buckling structure is only realized on one side of the two pile bodies, so that the first pile body 11 can be simultaneously embedded and buckled with the two second pile bodies 12, namely, the width of the row pile structure 10 can be infinitely increased by the circulating embedding and buckling mode, and the assembly can be carried out according to actual requirements.

In order to facilitate driving of the pile row structure 10 into the ground, the first pile tip 111 is designed as an inclined surface, which may be tapered. Because of the relation of the embedded and buckled groove 20, the top end of the inclined plane of the first pile body 11 is closer to the top end of the embedded and buckled groove 20, and the joint of the first pile tip 111 and the embedded and buckled groove 20 is of a closed structure, so that soil is discharged to prevent the pile body from being driven into the soil layer, and soil enters the embedded and buckled groove 20 from the end part, in order to prevent the second pile body 12 and the first pile body 11 from being tightly matched, the interface of the end part of the first pile tip 111 and the embedded and buckled groove 20 is provided with the jacking platform 30, after the second pile tip 121 is driven into the embedded and buckled groove 20, the top end of the second pile tip 121 is abutted to the jacking platform 30. Finally, the two pile bodies are fixed in the vertical direction through the structure.

In some embodiments, the distance between the top platform 30 and the bottom of the caulking groove 20 may be increased by a circular arc to facilitate the removal of the soil in the caulking groove 20.

Referring to fig. 3, please refer to the engaging slot 20, fig. 3 is a schematic structural view of the engaging slot 20 of the pile body according to the embodiment of the present invention. In this embodiment, the structure of the fastening groove 20 of the first pile body 11 and the second pile body 12 is the same, specifically, the fastening groove 20 includes a main groove 21 and a fastening opening 22, and the fastening opening 22 is formed by digging the bottom of two side walls of the main groove 21 along the width direction. Optionally, the width of the locking notch 22 is half of the depth of the main slot 21. Finally, the cross-section of the caulking groove 20 is in a convex structure. By the structure, the upper half part of the buckling groove 20 of the first pile body 11 can be just embedded into the buckling opening 22 of the second pile body 12, so that the two pile bodies are tightly buckled. It will be appreciated that in some embodiments, the shape of the locking notch 22 may be, but is not limited to, square, circular, toothed, etc. and that for tight locking, an adaptive adjustment is required in the upper half of the locking groove 20 to allow a symmetrical fit between the contact surfaces. In the course of increasing the complexity of the shape of the button hole 22, the fastening tightness is also greatly improved, thereby also improving the overall firmness and water resistance.

It should be noted that the width of the row pile structure 10 shown in fig. 1 to fig. 3 in this embodiment is a preferred embodiment, that is, the width of the main slot 21 is half of the width of the first pile body 11 and/or the second pile body 12. The overall width of the first pile body 11 and the second pile body 12 can be lengthened correspondingly according to the needs, so as to reduce the construction amount, but the smaller the width is, the higher the buckling reliability is.

In addition, in some embodiments, the width of the first pile 11 may be elongated, and the width of the second pile 12 is smaller than the width of the first pile 11, so that after the engagement is completed, the side surfaces of two adjacent first piles 11 contact each other.

In some embodiments, due to the reason of the terrain, the driving depth of the pile body is different, for the modular production, the first pile body 112 and the second pile body 122 can be split into multiple sections of splicing units, and finally the multiple sections of splicing units are spliced end to end, and flange mechanisms for splicing are arranged at two ends of each splicing unit. Preferably, the length of the splicing unit of the pile body can be 3 to 7 meters and the like. The flange mechanism is the prior art, so detailed description is omitted herein, it should be noted that the splicing mode can also be realized by other modes, and the connection strength between the splicing units needs to be ensured to be large enough in the process.

In some embodiments, the second stub 121 is also designed to be inclined, and since the first stub 11 and the second stub 12 are designed to be opposite to each other, the inclination direction should be opposite to the direction of the first stub 111. And the value of the inclination angle is the same as that of the first toe 111, so that it is possible to ensure good soil drainage and to keep the insertion upright.

Preferably, the inclination angle is any value between 14 ° and 30 °, and more preferably 27 °. The angle is selected according to the soil quality of the construction area, when the soil quality is soft, the angle can be relatively larger, otherwise, the opposite is realized.

Example 2:

additionally, the utility model provides a river dyke dam body, this dam body 40 adopt the campshed structure 10 among the embodiment 1 as the essential element, when specifically can guaranteeing the dam body 40 flood control ability, greatly reduce construction and cost of manufacture.

Specifically, as shown in fig. 4, fig. 4 is a schematic structural diagram of a dam body 40 according to an embodiment of the present invention. The dam body 40 comprises a dam body 41 and a dam top 42, wherein the dam top 42 is arranged at the top of the pile body, and the dam body 41 is formed by arranging and buckling a plurality of row pile structures 10 around the edge of a water body. The dam body 41 is vertically driven into the earth by piling. The dam body 40 is particularly suitable for the reconstruction of a soil foundation dyke of soft soil, and on the basis of the original dyke, the dam body 40 is driven into the dyke through pile driving equipment, so that the structural strength of the dyke is greatly enhanced, and the flood control capability of the dyke is improved.

In addition, the dam crest 42 is a hard top surface manufactured by modularization, which is also beneficial to drainage and stable structure of the main body. In some preferred embodiments, the dam body 41 may be provided for two-layer piling structure 10, that is, an inner piling structure 10 and an outer piling structure 10 are provided at the edge of the water body, and the dam top 42 is erected between the tops of the two-layer dam body 41. Two side edges of the dam crest 42 are respectively buckled and connected with the row pile structures 10, so that the dam body 41 and the dam crest 42 formed by the two rows of row pile structures 10 form a whole. The soil between the two rows of pile structures 10 also becomes part of the dam 40. The pressure resistance of the dam body 41 is improved.

In some embodiments, when a wider dam and higher water retaining strength are required, the dam body 41 may also widen the dam by further increasing the number of rows of the pile structures 10. Due to the widening of the dam 40, the width with which the dam apex 42 can be set is also increased. At this time, the dam crest 42 can be adjusted to provide a foundation support for constructing a high-grade highway on the dam crest 42, and the practical value of the dam body 40 is improved. Fig. 7 is a schematic diagram of an embodiment of a highway for implementing bidirectional 4-lane laying, as shown in fig. 7, wherein the number of rows of pile structures 10 is 5, so as to form a dam body 41, each row of pile structures 10 is parallel to each other, a dam top 42 is erected on the top of the dam body 41, and the arrangement facilitates distribution of pressure, so as to implement equalization of pressure of each lane.

For the integral firmness, the bottom of the dam body 40 is embedded into the hard layer of the ground bottom, so that further reinforcement is realized.

In some embodiments, for uniform modular production, as shown in fig. 8, the dam crest 42 may be laid using prefabricated top plates 421, and each top plate 421 is lap-welded to another top plate by means of reinforcing bars 422 extending from the edge of the top plate, so as to form a whole. In addition, in a preferred embodiment, the dam crest 42 may also be formed by laying a plurality of the transversely placed pile structures 10 side by side. Specifically, in order to simplify the structure, the pile bodies may be directly and transversely arranged to form a dam crest 42 skeleton, and the gap is filled by pouring concrete to finally form an integrated dam crest 42 structure.

Example 3:

please refer to fig. 5 and fig. 6, wherein fig. 5 is a flowchart of a method of constructing a dam 40 according to an embodiment of the present invention, and fig. 6 is a schematic diagram of a construction according to an embodiment of the present invention. The embodiment also provides a construction method based on the dam body 40, which specifically comprises the following steps:

and S10, vertically driving the first pile body 11 into the soil layer. Firstly, the pile tip of the first pile body 11 is vertically driven into the soil layer, and in order to ensure vertical driving, the driving can be realized by related auxiliary equipment such as an infrared detector.

S20, vertically driving the second pile 12 into the soil along one side of the engaging slot 20, engaging and connecting with the first pile 11, and making the second pile 122 of the second pile 12 abut against the supporting platform 30 of the first pile 11.

After the first pile body 11 is driven into the ground, the second pile body 12 is driven. Specifically, the left side of the second pile 12 is aligned with the right side of the first pile 11, and then the second pile 12 is aligned with the engaging groove 20 of the first pile 11, so as to perform downward pressing, during the downward pressing process, due to the guiding of the engaging groove 20, the second pile 12 is parallel to the first pile 11, and the soil in the engaging groove 20 is further extruded out. Finally, the second pile tip 121 of the second pile body 12 is abutted against the supporting platform 30 of the first pile body 11, and then the driving of the second pile body 12 is completed.

In other embodiments, when the width of the second pile body 12 is smaller or the widths of the first pile body 11 and the second pile body 12 are smaller, that is, in the state shown in fig. 2, when adjacent first pile bodies 11 or adjacent second pile bodies 12 contact each other, the construction may be completed by driving two first pile bodies 11 first and then driving the second pile body 12 in the middle of the two first pile bodies 11, which may better ensure the fixing and accuracy between the pile bodies.

And S30, cutting the first pile 11 and/or the second pile 12 with the ground exposed height exceeding the threshold value to form the dam body 41.

The dam 41 needs to be laid out while extending along the edge of the body of water, for example along the river or along the two banks of the river against the current, or along the edge of the lake from one point to two sides. Due to the changing topography, the depth of the hard foundation may vary, and since the row pile structure 10 is produced modularly, it may occur that a part of the row pile structure 10 is exposed to the ground to a height exceeding a limit height, for example 0.5 m. At this time, the exposed row pile structure 10 needs to be cut to make the height of the exposed row pile structure 10 consistent, so as to ensure further dam crest 42 construction.

It can be understood that when the driving depth is greater than the length of the first pile body 11 and/or the second pile body 12, a welding extension step is further included, and for the reason of modular production, assuming that the row pile structure 10 needs to be driven to a depth of 20 meters, and the row pile structure 10 is only 10 meters long, the row pile structure 10 needs to be extended, that is, two row pile structures 10 of the same type are spliced, specifically including the following steps:

selecting a pile body with the same type as the pile body to be extended, vertically suspending the top of the pile body which is being extended, and aligning and abutting with the pile body with the extension;

the abutment is primarily fixed by a flange mechanism. The flange mechanism can be fastened in a threaded flange mode and the like, and primary fixing of the two pile bodies is completed at the moment.

In order to further carry out anti-corrosion and reinforcement treatment on the splicing part, the abutting part is welded and reinforced. At the same time, the surface of the steel plate is subjected to necessary anti-corrosion treatment so as to prolong the service life.

And S40, horizontally paving the top of the dam body 41 with the dam top 42.

Specifically, the dam top 42 may be laid in various ways, and when the construction surface is hard in soil, the heavy equipment may complete the pile construction first, and then perform the dam top 42 construction. When the construction surface with soft soil texture is encountered, the construction surface needs to be paved section by precast slabs and the like, namely, the dam crest 42 is paved while piling, so that the engineering operation equipment can conveniently pass. And finally, completing the construction of the whole dam body 40.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. It is understood that a person skilled in the art may combine the shapes of the components in the embodiments to form a new earphone structure by reading the above embodiments, and still fall within the protection scope of the present patent.

Claims (11)

1. A pile arranging structure is characterized by comprising a first pile body and a second pile body, wherein the first pile body comprises a first pile tip and a first pile body, the second pile body comprises a second pile tip and a second pile body, one side surfaces of the first pile body and the second pile body are respectively provided with an embedded buckling groove along the length direction, and the first pile body and the second pile body are connected in an embedded buckling mode through the embedded buckling grooves; the first pile point is designed to be an inclined plane, a jacking platform is arranged at the joint of the first pile point and the embedded and buckled groove, and the top end of the second pile point is abutted to the jacking platform.

2. A piling structure according to claim 1, wherein the snap-in groove includes a main groove and a snap-in opening dug from the bottom of both side walls of the main groove in the width direction.

3. A piling structure according to claim 2, wherein the width of the rebate is half the depth of the primary slot.

4. A piling structure according to claim 1, wherein the first pile body and/or the second pile body are formed by splicing a plurality of sections of splicing units end to end, and flange mechanisms for splicing are arranged at two ends of the splicing units.

5. A pile driving structure according to claim 1, characterised in that the second pile tip is of an inclined design, the angle of inclination being the same as the first pile tip.

6. A piling structure according to claim 5, wherein the inclination angle is any value between 24 ° and 30 °.

7. A pile driving structure according to claim 2, wherein the width of the main channel is half the width of the first pile and/or the second pile.

8. A river embankment body, which is characterized by comprising a dam body and a dam crest, wherein the dam crest is arranged at the top of the dam body, and the dam body is formed by arranging and buckling a plurality of row pile structures according to any one of claims 1-6 around the edge of a water body; the dam body is vertically driven into the soil layer in a piling mode.

9. The river dam of claim 8, wherein the dam body is formed by a plurality of rows of said piling structures arranged in parallel, and the top of the dam is erected between the tops of the rows of said piling structures.

10. A river dam according to claim 8 wherein said crest is formed by laying side-by-side a plurality of said pile structures in a transverse orientation.

11. The river dam according to claim 8, wherein the bottom of the dam is embedded in a hard layer of the ground.

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