CN214992763U - Impervious silt embankment - Google Patents

Impervious silt embankment Download PDF

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Publication number
CN214992763U
CN214992763U CN202121421388.4U CN202121421388U CN214992763U CN 214992763 U CN214992763 U CN 214992763U CN 202121421388 U CN202121421388 U CN 202121421388U CN 214992763 U CN214992763 U CN 214992763U
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China
Prior art keywords
silt
layer
embankment
roadside
blocks
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CN202121421388.4U
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Chinese (zh)
Inventor
黄波
张敏
王宁
苏士领
孟煜
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Zhejiang Dejie Construction Engineering Co ltd
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Zhejiang Dejie Construction Engineering Co ltd
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Abstract

The utility model relates to an impervious silt silty embankment, including locating two curb pieces that ground just is regarded as the bearing structure on embankment length direction both sides limit respectively, bottom department is equipped with the geotechnological cloth layer between two curb pieces, geotechnological cloth layer top is equipped with silt silty layer, be equipped with several interval boards in the silt silty layer, interval board length direction is on a parallel with curb piece length direction, silt silty layer top is equipped with the surface course, be equipped with the barrier layer that prevents the rainwater and ooze to silt silty layer between surface course and the silt silty layer, the setting that possesses interval board makes when the damage appears in the curb piece, silt silty layer also can not all be followed the damaged department outflow of curb piece yet, make the surface course difficult for losing effectual support and appearing the effect of subsiding.

Description

Impervious silt embankment
Technical Field
The application relates to the field of embankments, in particular to an impervious silt and silt embankment.
Background
The embankment is the road that exceeds both sides ground, because the road surface layer height of embankment is higher, requires the bottom layer of embankment to possess better stability, is difficult for the condition such as slump. Therefore, the embankment of the road is generally made of coarse gravel, fine gravel and layered, and the embankment is not easy to damage and slide. In some areas with special conditions, coarse gravel is scarce and mostly silt and silt are used, and in order to control the construction cost, the silt and the silt which do not meet the requirements originally need to be used in a large amount and the embankment needs to be constructed by matching with a new technology and a new process.
The existing high-speed railway silty soil and silt embankment structure is CN206752210U, a groove-shaped structure body extending along the longitudinal direction of a line is arranged on foundation rock soil, and water drainage holes are formed in the bottoms of the two sides of the groove-shaped structure body at intervals in the longitudinal direction. In the groove-shaped structure, a broken stone cushion layer is filled at the bottom of the groove-shaped structure, the composite drainage plate is laid at the top of the broken stone cushion layer, silt and silt filling bodies are filled above the composite drainage plate, the composite geotextile is laid at the top of the silt and silt filling bodies, the medium-coarse sand cushion layer is laid at the top of the composite geotextile, and the embankment surface layer structure is filled on the medium-coarse sand cushion layer. And the silt and silt filling bodies are internally provided with stressed lacing wires in a longitudinally spaced and vertically layered manner, and two ends of each stressed lacing wire are fixedly connected with the side wall of the groove-shaped structure body.
In view of the above-mentioned related art, the inventors have considered that when a groove structure is broken, a silt-filled body may leak from the broken portion of the groove structure, and the entire embankment may easily collapse.
SUMMERY OF THE UTILITY MODEL
In order to reduce the possibility of collapse of the whole embankment, the application provides an impervious silt and silt embankment.
The application provides an impervious silt embankment adopts following technical scheme:
the utility model provides an impervious silt silty embankment, including locating ground and two roadside pieces as the bearing structure on embankment length direction both sides limit respectively, bottom department is equipped with the geotechnological cloth layer between two roadside pieces, and geotechnological cloth layer top is equipped with silt silty layer, is equipped with several interval boards in the silt silty layer, and interval board length direction is on a parallel with roadside piece length direction, and silt layer top is equipped with the pavement layer, is equipped with the fine stone concrete layer that prevents the rainwater to ooze to silt silty layer under the pavement layer and between the silt silty layer.
Through adopting above-mentioned technical scheme, when making the position department that the piece fits the silt silty layer in the roadside appear damaging, the difficult whole condition of leaking that appears in silt silty layer makes silt silty layer mostly can remain between interval board, make the pavement layer can also obtain better support, make the pavement layer be difficult for the condition that great settlement appears, geotechnological cloth layer makes silt silty layer be difficult for shifting the loss to ground from bottom department simultaneously, further make silt layer can be kept betterly.
Optionally, two be equipped with several backup pads between the roadside piece, several rows of constant head tanks have been seted up on whole backup pads upper portion, and every interval board all corresponds to peg graft in the constant head tank.
Through adopting above-mentioned technical scheme for the installation of interval board can obtain the location, and interval board is difficult for removing at will in silt layer simultaneously.
Optionally, a plurality of interval plate grooves are formed in the lower portion of the interval plate, and each interval plate groove is correspondingly sleeved on one supporting plate, so that the lower surface of the supporting plate is flush with the lower surface of the interval plate.
Through adopting above-mentioned technical scheme for accomplish the installation back at interval board, silt layer is difficult for flowing from interval board lower surface department, makes when the interval board installation of being convenient for, the difficult condition that runs off that appears in silt layer also makes whole vertical load that interval board received can not bear by the backup pad completely, reduces the cracked possibility of backup pad appearance.
Optionally, two similar side faces of the roadside blocks are provided with a plurality of groups of two inner blocks, and two ends of each supporting plate are correspondingly inserted into the two inner blocks of the same group one by one.
Through adopting above-mentioned technical scheme for the installation of backup pad is comparatively convenient, also can wet in order to connect in backup pad and inner face piece junction slip casting simultaneously, makes the roadside piece can add to receive the connection from the backup pad, makes the difficult condition of keeping away from mutually that appears of roadside piece.
Optionally, the intake antrum has been seted up to fine stone concrete layer upper surface, and fine stone concrete layer is inside to be equipped with one end opening and to communicate in the drain pipe of intake antrum, and the one end opening that the intake antrum was kept away from to the drain pipe is located the outer wall department that the roadside piece deviates from fine stone concrete layer, and the one end that the intake antrum was kept away from to the drain pipe is the minimum of drain pipe.
Through adopting above-mentioned technical scheme for can be followed the intake antrum after the intake antrum and discharged by the drain pipe after the rainwater that the road surface layer oozes down gets into, reduce ponding and accumulate in a large number on thin stone concrete layer and cause the possibility of corruption easily to thin water concrete layer.
Optionally, the fine stone concrete layer upper surface is equipped with two inclined plane layers, and two inclined plane layers are laminated in the similar side of two roadside pieces respectively along the side of the back of the body, and the minimum point department on inclined plane layer inclined plane is located directly over the intake antrum, and the inclined plane on inclined plane layer is laminated in the pavement layer.
Through adopting above-mentioned technical scheme for the inclined plane layer can be given for to the power that the pavement layer received, and the inclined plane layer can partly convert the vertical load that the pavement layer gave into horizontal load, makes the thin stone concrete layer be difficult for bearing too big pressure, also makes the rainwater of pavement layer infiltration from top to bottom simultaneously can get into to the intake chamber along the inclined plane of inclined plane layer better.
Optionally, the back surfaces of the two roadside blocks are inclined, and the distance between the lower parts of the back surfaces of the two roadside blocks is larger than the distance between the upper parts of the back surfaces of the two roadside blocks.
By adopting the technical scheme, the roadside block is thickened close to the silt layer, and the possibility of damage is less prone to occurring.
Optionally, a plurality of tensile ribs are arranged between the two similar side faces of the roadside blocks, and the tensile ribs are located in the fine aggregate concrete layer.
Through adopting above-mentioned technical scheme for the roadside piece is difficult for keeping away from mutually, makes the roadside piece more stable, also can make the difficult great change that takes place in position on thin stone concrete layer, and thin stone concrete layer can be better keep as a whole.
In summary, the present application includes at least one of the following benefits:
1. the silt layer can be kept between the interval plates for the most part, so that the pavement layer can also obtain better support, the pavement layer is not easy to have larger settlement, and meanwhile, the silt layer is not easy to transfer and run off from the bottom to the ground through the geotechnical cloth layer, so that the silt layer can be better kept;
2. when the interval board installation of being convenient for, the difficult condition that runs off that appears of silt layer also makes whole vertical load that interval board received can not be born by the backup pad completely, reduces the cracked possibility of backup pad appearance.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present application;
fig. 2 is a schematic view of a partial explosion structure in which a silt layer, a fine stone concrete layer, a pavement layer, and an inclined surface layer are removed to show a supporting plate and an interval plate, and one interval plate is moved up in a vertical direction.
Description of reference numerals: 1. a roadside block; 2. a geotextile layer; 21. a beveled layer; 22. resisting a tensile rib; 23. a support plate slot; 24. a slot block; 3. silt and silt layers; 31. a section plate; 32. a pavement layer; 33. a fine stone concrete layer; 34. a support plate; 35. positioning a groove; 36. an interval plate groove; 37. an inner dough piece; 38. a water inlet groove; 39. and a water discharge pipe.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses impervious silt silty sand embankment, refer to figure 1, including burying two roadside blocks 1 in the ground through the processing underground, roadside block 1 is prefabricated and forms, has the interval between two roadside blocks 1, and two similar sides of roadside block 1 are vertical, and two sides of roadside block 1 back of the body are the slope, and the interval between 1 inclined plane upper portions of two roadside blocks is less than the interval between 1 inclined plane lower part of two roadside blocks.
Referring to fig. 1 and 2, a horizontal geotextile layer 2 is laid on the upper surface of the foundation between the two roadside blocks 1, the geotextile layer 2 can be made of polypropylene geotextile, the length direction of the geotextile layer 2 is parallel to the length direction of the roadside blocks 1, and the two sides of the geotextile layer 2 in the length direction are respectively clung to the adjacent vertical sides of the two roadside blocks 1 in a one-to-one correspondence manner. Fixedly connected with several groups of two inner face pieces 37 of every group between the close vertical side of two roadside blocks 1, the inner face piece 37 of whole group evenly sets up along roadside block 1 length direction, and two piece inner face pieces 37 of same group are fixed connection respectively in two close vertical sides of roadside block 1, and inner face piece 37 upper surface has been seted up and has been vertical backup pad slot 23, and backup pad slot 23 runs through in the close vertical side of two piece inner face pieces 37 of same group. A vertical supporting plate 34 is arranged between the inner blocks 37 of the two blocks in the same group, and the length direction of the supporting plate 34 is perpendicular to the vertical side surface of the roadside block 1, on which the inner blocks 37 are arranged. The two ends of the supporting plate 34 in the length direction are integrally formed with vertical slot blocks 24, and the two slot blocks 24 of the same supporting plate 34 are respectively and tightly inserted into the inner walls of the supporting plate slots 23 of the two supporting plates 34 in the same group in the vertical direction.
Referring to fig. 2, each supporting plate 34 has a plurality of vertical positioning grooves 35 formed in the upper surface thereof, and the positioning grooves 35 penetrate through two vertical sides of the supporting plate 34 along the length direction thereof. Install several between two roadside blocks 1 and be vertical interval board 31, interval board 31's number is the same with the constant head tank number on the same backup pad 34, interval board 31 length direction is on a parallel with roadside block 1's length direction, interval board 31 lower surface has seted up several interval board groove 36, interval board groove 36 runs through in the two vertical sides at interval board 31's length direction place, all interval board grooves 36 of same interval board 31 closely cup joint in every backup pad 34 respectively along vertical direction one-to-one, make interval board 31 be difficult to appear the position and remove. The lower surface of the interval plate 31 and the lower surface of the support plate 34 are abutted against the upper surface of the geotextile layer 2, and the upper surface of the interval plate 31 is flush with the upper surface of the support plate 34.
Referring to fig. 1, silt silty 3 is filled into the upper surface of the geotextile layer 2, the upper surface of the silt silty 3 is flush with the upper surface of the interval plate 31, the length direction of the silt silty 3 is parallel to the length direction of the geotextile layer 2, and two sides of the silt silty 3 in the length direction are correspondingly and respectively attached to the adjacent vertical side surfaces of the two road edge blocks 1. Install between two curb pieces 1 several and be horizontally tensile muscle 22, tensile muscle 22 length direction perpendicular to curb piece 1 laminates in geotechnological cloth layer 2's vertical side, and whole tensile muscle 22 evenly arranges along 1 length direction of curb piece, and the former muscle in tensile muscle 22 tip and the curb piece 1 is tied up and is connect. Silt particle layer 3 upper surface is pour and is the fine stone concrete layer 33 of horizontally, tensile muscle 22 is arranged in fine stone concrete layer 33, fine stone concrete layer 33 length direction is on a parallel with 1 length direction in roadside piece, fine stone concrete layer 33 length direction both sides one-to-one laminates in the close vertical side of two roadside pieces 1 respectively, fine stone concrete layer 33 upper surface fixedly connected with two inclined surface layers 21, inclined surface layer 21 length direction is on a parallel with fine stone concrete layer 33 length direction, two inclined surface layer 21 vertical faces laminate in the close vertical side of two roadside pieces 1 respectively, the inclined surface of two inclined surface layers 21 is close to mutually, the interval between the inclined surface bottom of two inclined surface layers 21 is less than the interval between the inclined surface upper portion of two inclined surface layers 21. The upper parts of the inclined surfaces of the two inclined surface layers 21 are attached with the same pavement layer 32, the pavement layer 32 is formed by prefabrication, the pavement layer 32 is connected with the vertical side surfaces of the two roadside blocks 1 through a wet method, and the upper surface of the pavement layer 32 is flush with the highest point of the roadside block 1.
Referring to fig. 1, fine stone concrete layer 33 upper surface has been seted up and has been the horizontally intake chamber 38, the low point side of inclined plane layer 21 is located intake chamber 38 directly over, the intake chamber 38 length direction is on a parallel with the length direction of fine stone concrete layer 33, two sets of drain pipes 39 have been buried underground in fine stone concrete layer 33, each set of drain pipe 39 evenly arranges several along intake chamber 38 length direction, two sets of drain pipes 39 communicate respectively in the relative both sides of intake chamber 38, two sets of drain pipes 39 are mutually opposite in the one end of the back of the body and are located the inclined plane outer wall of two roadside blocks 1 respectively, drain pipe 39 is the slope, drain pipe 39 communicates intake chamber 38 one end is high point one end, make the water in the intake chamber 38 can in time discharge through drain pipe 39.
The implementation principle of the impermeable silt and silt embankment in the embodiment of the application is as follows: when damage appears in roadside block 1 lower part, partial silt silty layer 3 can flow outward, and most silt silty layer 3 still remains between interval board 31 for fine stone concrete layer 33 can receive the better support that comes from silt silty layer 3, makes the difficult comparatively serious settlement that appears of pavement layer 32.
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 (8)

1. An impervious silt and silt embankment, which is characterized in that: including locating ground and two curb pieces (1) as the bearing structure on embankment length direction both sides limit respectively, bottom department is equipped with geotechnological cloth layer (2) between two curb pieces (1), geotechnological cloth layer (2) top is equipped with silt silty layer (3), be equipped with several interval boards (31) in silt silty layer (3), interval board (31) length direction is on a parallel with curb piece (1) length direction, silt layer (3) top is equipped with pavement layer (32), be equipped with between pavement layer (32) and silt silty layer (3) and prevent rainwater infiltration to fine stone concrete layer (33) of silt layer (3) down.
2. The impermeable silt-silt embankment of claim 1, wherein: two be equipped with several backup pads (34) between roadside block (1), several rows of constant head tank (35) have been seted up on whole backup pad (34) upper portion, and each intermediate lamella (31) all corresponds and pegs graft in constant head tank (35).
3. The impermeable silt-silt embankment of claim 2, wherein: several interval board grooves (36) have been seted up to interval board (31) lower part, and each interval board groove (36) all correspond to cup joint in a backup pad (34) and make backup pad (34) lower surface and interval board (31) lower surface flush mutually.
4. The impermeable silt-silt embankment of claim 2, wherein: two the similar side of roadside block (1) all is equipped with two interior blocks (37) of several groups every, and each backup pad (34) both ends one-to-one corresponds respectively pegs graft in two interior blocks (37) of same group.
5. The impermeable silt-silt embankment of claim 1, wherein: water inlet tank (38) have been seted up to fine stone concrete layer (33) upper surface, fine stone concrete layer (33) inside is equipped with one end opening and communicates in drain pipe (39) of water inlet tank (38), and the one end opening that water inlet tank (38) were kept away from in drain pipe (39) is located outer wall department that roadside block (1) deviates from fine stone concrete layer (33), and the one end that water inlet tank (38) were kept away from in drain pipe (39) is the minimum of drain pipe (39).
6. The impermeable silt-silt embankment according to claim 5, wherein: the fine stone concrete layer (33) upper surface is equipped with two inclined surface layers (21), and two inclined surface layers (21) are laminated respectively in the similar side of two roadside blocks (1) on the back of the body side, and the minimum point department on inclined surface layer (21) inclined surface is located directly over intake antrum (38), and the inclined plane of inclined surface layer (21) is laminated in pavement layer (32).
7. The impermeable silt-silt embankment of claim 6, wherein: the two roadside blocks (1) are inclined on the opposite side surfaces, and the distance between the lower parts of the two roadside blocks (1) on the opposite side surfaces is larger than the distance between the upper parts of the two roadside blocks (1) on the opposite side surfaces.
8. The impermeable silt-silt embankment of claim 7, wherein: and a plurality of tensile ribs (22) are arranged between the two adjacent side surfaces of the roadside blocks (1), and the tensile ribs (22) are positioned in the fine stone concrete layer (33).
CN202121421388.4U 2021-06-24 2021-06-24 Impervious silt embankment Active CN214992763U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121421388.4U CN214992763U (en) 2021-06-24 2021-06-24 Impervious silt embankment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121421388.4U CN214992763U (en) 2021-06-24 2021-06-24 Impervious silt embankment

Publications (1)

Publication Number Publication Date
CN214992763U true CN214992763U (en) 2021-12-03

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Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN214992763U (en)

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