CN213358641U

CN213358641U - Protection structure for hilling of mucky soil and quicksand soil of medium and small rivers

Info

Publication number: CN213358641U
Application number: CN202021835934.4U
Authority: CN
Inventors: 黄文波; 张俊伟; 何影; 谢康; 李应东
Original assignee: Hubei Yingdu Water Resources And Hydropower Construction Co ltd
Current assignee: Hubei Yingdu Water Resources And Hydropower Construction Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-06-04
Anticipated expiration: 2030-08-27

Abstract

The utility model belongs to the technical field of the slope of giving up and administer and specifically relates to a slope protective structure is given up to silt soil and quicksand soil of medium and small river, it include the channel and set up in the side slope of channel both sides, the side slope is close to in the department of collapsing one side of channel is provided with retaining wall, the side slope has reinforced portion in the department of collapsing packing, the vegetable layer has been laid on reinforced portion surface. This application utilizes retaining wall directly to block the gliding of collapsing the slope, packs simultaneously in collapsing the slope and leads infiltration layer and bank protection, has the construction simply, shortens construction time's effect.

Description

Protection structure for hilling of mucky soil and quicksand soil of medium and small rivers

Technical Field

The application relates to the field of slope collapse treatment, in particular to a slope collapse protection structure for mucky soil and quicksand soil of small and medium rivers.

Background

At present, the river-Han plain area belongs to silt silty clay or quicksand belt soil, the self-stability is poor, the shear strength is low, the shrimp and rice breeding industry in the river-Han plain area has been started in recent years, the two sides of the dike in the river channel part area of the medium and small rivers are shrimp fields, the back slope of the channel is soaked under high water level for a long time, when the water level of the river channel is reduced in winter, the river bank is in the high water head difference operation condition for a long time, and the phenomenon of instability and collapse of the part of the river channel on the.

In the prior art, most of the fir piles are stably pressed into old soil layers by using an excavator, the fir piles are arranged in a quincunx shape, the slope is prevented from further collapsing, a foundation is stabilized, the secondary collapse caused by water scouring is prevented, a gunny bag soil cofferdam is adopted as a stop after the slope is stabilized, and clay is backfilled into the slope. Or the problem of slope collapse of the side slope can be solved by adopting the riprap slope protection.

In view of the above-mentioned related technologies, the inventor thinks that there are defects such as complicated construction and low efficiency when the fir stake or riprap is used for managing and protecting the slope collapse.

SUMMERY OF THE UTILITY MODEL

In order to shorten construction cycle, promote work efficiency, this application provides little river mucky soil and flows sandy soil and caving protective structure.

The application provides a protection architecture that medium and small river silt soil and quicksand soil caving slope adopts following technical scheme:

the protection structure comprises a channel and side slopes arranged on two sides of the channel, wherein the side slopes are close to one side of the channel at the collapse positions and are provided with retaining walls, reinforcing parts are filled at the collapse positions of the side slopes, and vegetation layers are laid on the surfaces of the reinforcing parts.

By adopting the technical scheme, after the river generates a collapse slope, a worker buries the retaining wall at one side of the collapse slope close to the channel along the direction parallel to the length of the channel, fills the reinforcing part in the collapse slope, lays the vegetable layer on the surface of the reinforcing part, directly blocks the downward sliding of the collapse slope by utilizing the retaining wall, is convenient and quick, directly fills the collapse slope by utilizing the reinforcing part, prevents the secondary occurrence of the collapse, and reduces the water and soil loss by utilizing the vegetable layer to cover the surface of the reinforcing part.

Preferably, the retaining wall is provided as a precast concrete slab.

By adopting the technical scheme, the existing precast concrete plate is directly buried at the lower side of the collapse slope, so that the collapse slope can be conveniently supported in the shortest time, the precast concrete plate is convenient to purchase in the plain areas of Jianghan, and is convenient to directly transport to the site when the emergency collapse slope is treated, and the time is saved.

Preferably, an interval of 0.1 meter is reserved between adjacent retaining walls.

Through adopting above-mentioned technical scheme, utilize the 0.1 meter interval between the adjacent retaining wall, be convenient for from leading the rivers outflow to the channel that oozes down in the infiltration layer, prevent that moisture from soaking for a long time and leading the infiltration layer, effectively prolong the life who leads the infiltration layer.

Preferably, the reinforcing part comprises a permeation guiding layer and a clay layer for filling gaps of the permeation guiding layer.

By adopting the technical scheme, the collapse slope is filled by the permeation guiding layer, and then the gap of the permeation guiding layer is filled by the clay layer, so that the stability of the whole structure is ensured, and the method is convenient and fast.

Preferably, the seepage-guiding layer is made of construction waste or sand and stone.

Through adopting above-mentioned technical scheme, directly utilize building waste or grit material, the emergent purchase of being convenient for, the low price can play effectual leading and ooze the effect moreover.

Preferably, the vegetation layer is laid on the surface of the clay layer.

By adopting the technical scheme, the clay layer is protected by the vegetable layer, the clay layer is ensured not to be directly washed by rainwater and water flow, and the service life of the whole side slope is prolonged.

Preferably, the side slope is provided with a protective net, the vegetation layer is arranged in meshes of the protective net, anchor rods penetrate through the side slope, one side of the protective net is fixedly connected with the retaining wall, and the other three sides of the protective net are fixedly connected with the anchor rods.

Through adopting above-mentioned technical scheme, utilize the protection network to fix the side slope, reduce the soil loss of side slope, ensure the stable in structure of side slope.

Preferably, the periphery of the protective net is fixedly connected with a hook, the anchor rod is provided with a hanging ring, and the hook is hung on the periphery of the hanging ring.

By adopting the technical scheme, the periphery of the protective net is fixed by the hooks and the hanging rings, so that the device is convenient and fast.

Preferably, the stock and the retaining wall all seted up threaded hole, threaded hole female connection has the threaded rod, the threaded rod is close to the one end of protection network with the link rotates to be connected.

Through adopting above-mentioned technical scheme, the staff hang the couple establish with the link week after, rotate the threaded rod, the threaded rod drives the link and removes to the direction that is close to stock and retaining wall, hugs closely the vegetable layer until the protection network, ensures that the vegetable layer is stable connection in the clay layer surface.

In summary, the present application includes at least one of the following beneficial technical effects:

the retaining wall is buried at one side of the slope collapse close to the channel, the seepage guide layer is filled in the slope collapse, the greening slope protection is laid on the surface of the seepage guide layer, and the retaining wall is utilized to directly block the slope collapse from sliding down conveniently and quickly.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

reference numerals: 1. a channel; 2. a retaining wall; 3. a seepage guide layer; 4. a clay layer; 5. a vegetable layer; 6. a protective net; 8. hooking; 9. hanging a ring; 10. a threaded hole; 11. a threaded rod; 12. and (6) slope forming.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

Referring to fig. 1 and 2, the small river mucky soil and quicksand soil slope collapse protection structure disclosed in the embodiment of the application comprises a channel 1 and side slopes 12 arranged on two sides of the channel 1, wherein the side slopes 12 are provided with retaining walls 2 made of precast concrete plates and buried at one sides of collapse positions close to the channel 1, the length of each retaining wall 2 is 3.5 meters, the width of each retaining wall is 0.5 meter, the thickness of each retaining wall is 0.1 meter, the retaining walls 2 are distributed along the length direction of the channel 1 at adjacent intervals of 0.1 meter, so that water in the side slopes 12 can be conveniently discharged into the channel 1, and due to the fact that a plurality of precast fields are arranged in the Jianghan plain area, the small river mucky soil and quicksand soil slope collapse protection structure is convenient to purchase and can be directly conveyed to a construction site.

Referring to fig. 1 and 2, in order to facilitate the reinforcement of the side slope 12, a reinforcement part is filled at the collapse part, the reinforcement part comprises a seepage guiding layer 3 for filling the collapse part and a clay layer 4 for filling gaps of the seepage guiding layer, the seepage guiding layer 3 is set to be building waste or sand stone, the building waste or sand stone is convenient to purchase and low in price, a good seepage guiding effect can be achieved, the structure of the filled clay layer 4 is compact, the structural stability of the whole slope protection is ensured, the clay layer 4 is 0.25-0.3 m away from the surface of the seepage guiding layer 3 after being backfilled, and the smoothness of the surface of the clay layer 4 is ensured.

Referring to fig. 1 and 2, in order to reduce the erosion of the clay layer 4 by rainwater and running water, a vegetation layer 5 is laid on the surface of the clay layer 4, and the vegetation layer 5 protects the clay layer 4, so that the clay layer 4 is not directly subjected to the erosion of rainwater and running water, and the service life of the whole side slope 12 is prolonged.

Referring to fig. 1 and 3, in order to fix vegetable layer 5, protective screen 6 is laid on vegetable layer 5, in order to fix protective screen 6, fixedly connected with couple 8 around protective screen 6, side slope 12 internal fixation has the stock, and screw hole 10 is all seted up to the tip of stock or retaining wall side, and screw hole 10 female connection has threaded rod 11, and threaded rod 11 is close to the one end fixedly connected with link 9 of protective screen 6, and couple 8 hangs and is located link 9 week side.

After the staff laid protection network 6 in the bank protection surface, hung 8 with the couple and establish with link 9 week side, rotated threaded rod 11, threaded rod 11 is rotatory in screw hole 10, and threaded rod 11 drives 8 and removes until protection network 6 is in the tensioning state to the direction that is close to stock or retaining wall of couple, ensures that vegetable layer 5 stable connection is in clay layer 4 surface.

The implementation principle of the embodiment is as follows: after a worker buries the retaining wall 2 in the side slope 12, the collapse part is filled with the seepage guiding layer 3, gaps of the seepage guiding layer 3 are filled with the clay layer 4 until the clay layer 4 is flat, then the vegetable layer 5 is laid on the surface of the clay layer 4, the hook 8 is used for being hung and matched with the hanging ring 9, the threaded rod 11 is rotated until the protective net 6 is tightened, and the purpose of installing the side slope 12 is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a medium and small river mucky soil and quicksand soil protective structure that breaks down a slope, includes channel (1) and set up in side slope (12) of channel (1) both sides, its characterized in that: a retaining wall (2) is arranged on one side, close to the channel (1), of the side slope (12) at the collapse position, a reinforcing part is filled in the collapse position of the side slope (12), and a vegetation layer (5) is laid on the surface of the reinforcing part;

the side slope (12) is provided with a protective net (6), the vegetable layer (5) is arranged in meshes of the protective net (6), anchor rods penetrate through the side slope (12), one side of the protective net (6) is fixedly connected with the retaining wall, and the other three sides of the protective net are fixedly connected with the anchor rods;

hooks (8) are fixedly connected to the periphery of the protective net (6), the anchor rod is provided with hanging rings (9), and the hooks (8) are hung on the periphery of the hanging rings (9);

the stock and threaded hole (10) have all been seted up in retaining wall (2), threaded hole (10) female connection has threaded rod (11), threaded rod (11) are close to the one end of protection network (6) with link (9) rotate to be connected.

2. The protection structure for the silty soil and the quicksand soil in the middle and small rivers to collapse the slope according to claim 1, which is characterized in that: the retaining wall (2) is arranged to be a precast concrete slab.

3. The protection structure for the silty soil and the quicksand soil in the middle and small rivers to collapse the slope according to claim 1, which is characterized in that: and a space of 0.1 meter is reserved between the adjacent retaining walls (2).

4. The protection structure for the silty soil and the quicksand soil in the middle and small rivers to collapse the slope according to claim 1, which is characterized in that: the reinforcing part comprises a permeation guiding layer (3) and a clay layer (4) for filling gaps of the permeation guiding layer.

5. The medium and small river mucky soil and quicksand soil slope collapse protection structure as claimed in claim 4, wherein: the seepage guide layer (3) is made of construction waste or sand and stone materials.

6. The medium and small river mucky soil and quicksand soil slope collapse protection structure as claimed in claim 4, wherein: the vegetation layer (5) is laid on the surface of the clay layer (4).