CN216304569U

CN216304569U - Green type embankment protective structure that soaks

Info

Publication number: CN216304569U
Application number: CN202122812485.2U
Authority: CN
Inventors: 胥红涛; 胥伟; 寇海宽
Original assignee: Hubei Yingchen Construction Engineering Co ltd
Current assignee: Hubei Yingchen Construction Engineering Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-15
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to a green environment-friendly embankment protective structure that soaks relates to road engineering construction technology's field, and it includes concrete foundation and gravel bed course, concrete foundation sets up in the toe of embankment and buries in the soil foundation below the river silt, the gravel bed course is laid along the length extending direction of embankment, polylith concrete prefabricated section has been laid along length extending direction and top-down slope on the gravel bed course, and is adjacent splice through the connecting piece between the concrete prefabricated section. This application has the effect of reinforcing the embankment that soaks, extension embankment life-span.

Description

Green type embankment protective structure that soaks

Technical Field

The application relates to the technical field of road engineering construction, in particular to a green environment-friendly type water-immersed embankment protection structure.

Background

Along with the flying-proof development of the transportation industry in China, more and more embankments are built along rivers and reservoirs, one side or two sides of the embankment bodies are soaked for a long time or a short time, the embankment bodies are soaked and are influenced by flowing water to cause embankment wetting and slope toe trepanning, or the influence of filling materials in the embankment bodies is taken away by water level collapse to cause embankment instability and slope collapse, so that the soaked embankment is well protected, and the method has great significance for ensuring smooth transportation and safe driving.

At present, an embankment constructed along rivers and reservoirs in rural areas is generally constructed by paving gravel cushion layers on two sides of the embankment, and then pouring a layer of concrete slurry after the gravel cushion layers are leveled, so that the gravel cushion layers are used as a protection structure of the embankment and used for reducing the water immersion of flowing water on side slopes on two sides of the embankment, and the embankment is unstable and the side slopes collapse.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the condition that the poured concrete slurry is easy to fall off after being soaked in water for a long time can cause the instability of the embankment protection structure, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy condition that appears droing of concrete mud to lead to the firm problem of embankment protection, this application provides a green type embankment protective structure that soaks.

The application provides a pair of green type embankment protective structure that soaks adopts following technical scheme:

the utility model provides a green environment-friendly embankment protective structure that soaks, includes concrete foundation and gravel bed course, the concrete foundation sets up in the toe of embankment and buries in the soil foundation below the river silt, the gravel bed course is laid along the length extending direction of embankment, polylith concrete prefabricated section has been laid along length extending direction and top-down slope on the gravel bed course, and is adjacent splice through the connecting piece between the concrete prefabricated section.

Through adopting above-mentioned technical scheme, through the toe at the embankment and lie in the concrete basis of pouring in river silt foundation, can play the bearing effect, can also reduce groundwater to the erosion of embankment, the gravel bed course of laying on the embankment in addition and lay the polylith concrete prefabricated section on the gravel bed course and can regard as protective structure, the stability that both can guarantee the embankment side slope can also reduce the soaking of river water to the inside fine-grained soil of embankment, improve the waterproof performance of embankment, reduce the condition that the embankment collapses and appear, thereby can effectual extension embankment's life.

Optionally, the connecting piece includes the stock, the stock includes horizontal pole and the montant of perpendicular connection at the horizontal pole both ends, prefabricated concrete block is gone up and is had a plurality of preformed holes along the circumference equipartition, two the montant passes adjacent respectively the concrete prefabricated block in the preformed hole.

Through adopting above-mentioned technical scheme, the stock that sets up, stock include horizontal pole and montant, and two montants can effectually couple together adjacent concrete prefabricated section through passing the preformed hole on the adjacent concrete prefabricated section to can improve the efficiency of construction.

Optionally, the bottom ends of the two vertical rods are connected with taper sleeves.

Through adopting above-mentioned technical scheme, the taper sleeve of setting, taper sleeve are connected in the bottom of two montants to when making the installation concrete prefabricated section, the stock can be better pass the preformed hole and insert on the side slope of embankment, thereby effectually fix the concrete prefabricated section on the side slope of embankment, improve the stability of embankment.

Optionally, the concrete prefabricated section is gone up along circumference equipartition and is located a plurality of the countersunk head groove that is used for holding the horizontal pole is seted up at the top of preformed hole.

Through adopting above-mentioned technical scheme, the countersunk head groove that sets up, the countersunk head groove can hold the horizontal pole to when concrete prefabricated section is laid in can effectual reduction, the condition of construction is interfered to the stock, thereby can practice thrift engineering time, improve the efficiency of construction.

Optionally, cement mortar is poured between the adjacent concrete precast blocks and at the position of the countersunk groove, and the cement mortar can leak into the plurality of reserved holes.

By adopting the technical scheme, cement mortar is poured between the adjacent concrete precast blocks and at the position of the countersunk groove, the countersunk groove can be filled with the cement mortar, and the cement mortar can leak into the reserved hole from the position of the countersunk groove, so that the adjacent concrete precast blocks can be connected more firmly, the anchor rod is further reinforced, the shaking condition of the anchor rod is reduced, the concrete precast blocks can be firmly paved on the side slope of the embankment, and the protection performance of the embankment is improved.

Optionally, settlement joints are evenly arranged on the side slope of the embankment at intervals along the length extending direction of the embankment, and asphalt floc is filled in the settlement joints.

Through adopting above-mentioned technical scheme, the subsiding crack of setting can reduce the embankment because of bearing uneven settlement, produces the condition of anomalous many places crack to can improve the steadiness of embankment, and the pitch fibre of further filling can utilize the waterproof nature of self, reduces the soaking of river to the embankment side slope.

Optionally, a concrete band is poured between the side edge of the concrete precast block at the top of the embankment and the side slope of the embankment.

By adopting the technical scheme, the concrete band is arranged and poured between the side edge of the concrete precast block on the peripheral side of the embankment and the side slope of the embankment and can be used as a carrier, and the concrete precast block on the peripheral side of the embankment is connected with the concrete band, so that the concrete precast block can be firmly paved on the side slope of the embankment, and the protection performance of the embankment is improved.

Optionally, grass seeds are scattered between the concrete band at the top of the embankment and the shoulder of the embankment.

Through adopting above-mentioned technical scheme, provide green protection for the side slope of embankment through scattering the grass seeds, improve the stability of embankment side slope, still have the water proof function, reduce the condition of embankment side slope soil erosion and water loss, improve environmental protection.

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

1. the set concrete foundation, gravel cushion layer and concrete precast block can be used as a protective structure of the embankment, so that the embankment can be effectively reinforced, the side slope of the embankment can be effectively protected to form a stable structure, the soaking of river water to the washed soil in the embankment is effectively reduced, and the damage of the embankment due to the influence of water damage is reduced;

2. the stock that sets up can couple together adjacent concrete prefabricated section through the stock to make polylith concrete prefabricated section constitute protective structure through the mode of concatenation, effectual protection embankment, and utilize the stock to connect the concrete prefabricated section, can reduce the use to the concrete, resources are saved improves the feature of environmental protection.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic top view of an embodiment of the present application;

fig. 3 is a schematic structural view of the anchor rod in the embodiment of the present application.

Reference numerals: 1. concrete foundation; 10. settling seams; 11. concrete edging; 2. a gravel cushion layer; 3. an embankment; 4. concrete precast blocks; 5. an anchor rod; 50. a cross bar; 51. a vertical rod; 6. reserving a hole; 7. a taper sleeve; 8. countersunk head groove.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a green environment-friendly type water-soaking embankment protection structure, referring to fig. 1 and fig. 2, comprising a concrete foundation 1 and a gravel cushion layer 2, wherein the concrete foundation 1 in the embodiment is formed by pouring C20 concrete, and the concrete foundation 1 is poured on the slope toe of an embankment 3 and is embedded in a soil foundation below river silt, so that the concrete foundation 1 can reinforce the slope toe of the embankment 3 to play a bearing role, in addition, the gravel cushion layer 2 is paved on the side slope of the embankment 3 along the length extension direction of the embankment 3, and further, a plurality of concrete precast blocks 4 are obliquely paved on the gravel cushion layer 2 along the length extension direction from top to bottom, the gravel cushion layer 2 and the concrete precast blocks 4 form a protection structure, which can effectively reinforce the side slope of the embankment 3, reduce the water and soil loss of the side slope of the embankment 3, improve the stability of the side slope of the embankment 3, and also effectively isolate the soaking of fine-grained soil in the embankment 3 by river, thereby reducing the conditions of instability and slope collapse of the embankment 3 and improving the safety.

Referring to fig. 1 and 3, in this embodiment, in order to firmly connect adjacent concrete precast blocks 4 together to form a protective structure, and effectively reinforce the embankment 3, a plurality of preformed holes 6 are uniformly distributed on the concrete precast blocks 4 along the circumference, the preformed holes 6 penetrate through the concrete precast blocks 4, anchor rods 5 are connected between the preformed holes 6 on the adjacent concrete precast blocks 4, each anchor rod 5 includes a cross rod 50 and vertical rods 51 vertically connected to two ends of the cross rod 50, and the two vertical rods 51 penetrate through the adjacent preformed holes 6, so that the adjacent concrete precast blocks 4 can be connected, and the construction is simple.

In addition, in order to facilitate the insertion of the vertical rod 51 into the side slope of the embankment 3 through the preformed hole 6, the bottom end of the vertical rod 51 is welded with the taper sleeve 7, after the plurality of concrete precast blocks 4 are laid on the side slope of the embankment 3, the concrete band 11 is poured between the side edge of the concrete precast block 4 positioned on the peripheral side of the embankment 3 and the slope surface of the embankment 3, the extending direction of the concrete band 11 is consistent with the length extending direction of the embankment 3, the concrete band 11 is poured on the side slope of the embankment 3 and is cemented with the concrete precast blocks 4 positioned on the peripheral side of the embankment 3 through concrete, and therefore the plurality of concrete precast blocks 4 can be firmly spliced on the side slope of the embankment 3 to reinforce the embankment 3.

In the embodiment, in order to prevent the anchor rod 5 from interfering construction when the concrete precast blocks 4 are installed, therefore, countersunk grooves 8 are formed in the tops of the preformed holes 6 and are uniformly distributed along the circumference of the plurality of concrete precast blocks 4, when the adjacent concrete precast blocks 4 are spliced together, the vertical rods 51 of the anchor rod 5 penetrate through the preformed holes 6, the cross rods 50 are accommodated in the countersunk grooves 8 of the adjacent concrete precast blocks 4, in order to further reinforce the anchor rod 5, so that the connection between the adjacent concrete precast blocks 4 is firmer, cement mortar is poured in the countersunk grooves 8, when the cement mortar is poured, the cement mortar can also leak into the preformed holes 6 from the countersunk grooves 8, and the gaps formed by splicing the adjacent concrete precast blocks 4 can also leak into the gaps formed by splicing the adjacent concrete precast blocks 4, so that the anchor rod 5 can tightly connect the adjacent concrete precast blocks 4 together, and further under the action of the cement mortar, the concrete precast blocks 4 can be firmly paved on the side slope of the embankment 3, the anchor rod 5 can reduce the use of cement mortar, and has good environmental protection and energy saving properties.

Referring to fig. 2, in the present embodiment, during the construction of the embankment 3, a 2 cm wide settlement joint 10 is provided along the length extending direction of the embankment 3 and located on the slope surface of the embankment 3 at least 12 meters intervals, the settlement joint 10 is filled with asphalt bast fibers, the settlement joint 10 can enable structures on both sides of the joint to settle freely and prevent moisture leakage, and the asphalt bast fibers are mixed with the bast fibers uniformly after being heated and dissolved, and have waterproof and corrosion-resistant properties, before being filled, the settlement joint 10 needs to be cleaned up and kept dry, so that sundries and water cannot be left, and the protection property of the embankment 3 can be effectively improved by matching the settlement joint 10 with the asphalt bast fibers.

In this embodiment, grass seeds are scattered between concrete band 11 at the top of embankment 3 and the curb of embankment 3, and the grass seeds can provide a green protection surface for embankment 3, improve the environment-friendly type of embankment 3.

The implementation principle of the green environment-friendly embankment protective structure that soaks is: during construction, a concrete foundation 1 is poured at the slope toe of the embankment 3, the concrete foundation 1 is embedded in a soil foundation below river silt, then a gravel cushion layer 2 is paved on the side slope of the embankment 3, the gravel cushion layer 2 is leveled, a plurality of concrete precast blocks 4 are paved on the side slope of the embankment 3 by using anchor rods 5, cement mortar is further poured at the countersunk head grooves 8 after the concrete precast blocks 4 are spliced, and concrete rims 11 are further poured on the concrete precast blocks 4 on the peripheral side of the embankment 3, so that the gravel cushion layer 2 and the concrete precast blocks 4 can be used as a protective structure, the side slope of the embankment 3 is effectively reinforced, the soaking of river water on the roadbed is reduced, and finally grass seeds can be scattered, and the waterproofness of the embankment 3 is improved.

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 green type embankment protective structure that soaks which characterized in that: including concrete basis (1) and gravel bed course (2), concrete basis (1) sets up in the toe of embankment (3) and buries in the soil foundation below the river silt, gravel bed course (2) are laid along the length extending direction of embankment (3), polylith concrete prefabricated section (4) have been laid along length extending direction and top-down slope on gravel bed course (2), and are adjacent splice through the connecting piece between concrete prefabricated section (4).

2. The green environmental protection type embankment protection structure that soaks of claim 1, characterized by: the connecting piece includes stock (5), stock (5) include horizontal pole (50) and perpendicular montant (51) of connecting at horizontal pole (50) both ends, concrete prefabricated section (4) are gone up and are had a plurality of preformed holes (6) along the circumference equipartition, two montant (51) pass adjacent respectively concrete prefabricated section (4) in preformed hole (6).

3. The green environmental protection type embankment protection structure that soaks of claim 2, characterized in that: the bottom ends of the two vertical rods (51) are connected with taper sleeves (7).

4. The green environmental protection type embankment protection structure that soaks of claim 3, characterized by: concrete prefabricated section (4) go up along the circumference equipartition and be located a plurality of countersunk head groove (8) that are used for holding horizontal pole (50) are seted up at the top of preformed hole (6).

5. The green environmental protection type embankment protection structure that soaks of claim 4, characterized by: cement mortar is poured between the adjacent concrete precast blocks (4) and at the position of the countersunk head groove (8), and the cement mortar can seep into the reserved holes (6).

6. The green environmental protection type embankment protection structure that soaks of claim 1, characterized by: the road embankment is characterized in that settlement joints (10) are evenly arranged on the side slope of the embankment (3) at intervals along the length extending direction of the embankment (3), and asphalt floc is filled in the settlement joints (10).

7. The green environmental protection type embankment protection structure that soaks of claim 1, characterized by: concrete rims (11) are poured between the side edges of the concrete precast blocks (4) positioned at the top of the embankment (3) and the side slopes of the embankment (3).

8. The green environmental protection type embankment protection structure that soaks of claim 1, characterized by: grass seeds are scattered between the concrete band (11) positioned at the top of the embankment (3) and the shoulder of the embankment (3).