CN220550393U

CN220550393U - Impervious road infrastructure

Info

Publication number: CN220550393U
Application number: CN202321616989.XU
Authority: CN
Inventors: 沈林杰; 沈群峰; 谢先朝
Original assignee: HUAYU CONSTRUCTION GROUP CO Ltd
Current assignee: HUAYU CONSTRUCTION GROUP CO Ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2024-03-01
Anticipated expiration: 2033-06-25

Abstract

An impervious roadway infrastructure comprises a bottom light soil body arranged on a foundation pit and a top light soil body arranged at the upper end of the bottom light soil body; the bottom light soil body and the top light soil body comprise limit plates arranged on the inner wall of the foundation pit, fixed pipe fittings which are arranged on the limit plates and used for coating anode and cathode metals, light soil layers arranged at the upper ends of the fixed pipe fittings, and prefabricated foam blocks inserted into the light soil layers. The utility model respectively and fixedly installs the anode metal and the cathode metal by arranging the cast-in-situ bottom light soil body and the top light soil body, has simple structure, simple installation and good protection effect on the anode metal and the cathode metal; and the whole structure is strong with foundation ditch connectivity, has the advantage that structural strength is high, impervious effectual.

Description

Impervious road infrastructure

Technical Field

The utility model belongs to the technical field of road construction, and particularly relates to an impervious road base structure.

Background

When the junction of the bridge and the roadbed is constructed, foam lightweight soil is generally adopted as roadbed materials so as to lighten the dead weight load of roadbed soil, thereby avoiding the phenomenon of vehicle jump at the junction of the bridge and the roadbed. In the prior art, although the foam lightweight soil has good self-compaction and high strength, if the foam lightweight soil is soaked for a long time, the saturated water volume weight of the foam lightweight soil is 9.5KN/m ³ For the road section needing to strictly control the weight of the filler, the requirement of being put into use is not met, the foam light soil structure of the electro-osmosis seepage-resistant dampproof system is adopted, water which invades the foam light soil is actively discharged, the volume weight of the foam light soil is guaranteed to belong to a controllable range, and therefore the safety of the structure is guaranteed, but titanium wires serving as positive and negative electrodes and an anti-corrosion coating on a copper rod are easily scratched during construction, the performance of the titanium wires is damaged, and the titanium wires are easily bent, so that the normal use is affected.

The document with the authorized bulletin number of CN218756822U discloses a foam lightweight soil structure adopting an electro-osmotic anti-seepage dampproof system, which comprises a foam lightweight soil body arranged on a foundation, wherein the top of the foam lightweight soil body is provided with a buried groove for paving positive and negative metals, a clamping block is vertically inserted in the buried groove, a protection pipe is inserted between the clamping blocks, the positive and negative metals are placed in the protection pipe, and a non-expansion filling layer is arranged in the buried groove inner wall and the protection pipe.

The working principle of the device is as follows: the method comprises the steps of arranging a pit slot on a foundation, paving foam lightweight soil bodies on the pit slot, paving positive and negative metal wires on the upper side and the lower side of the foam lightweight soil bodies, respectively serving as a positive titanium metal wire and a negative copper bar, paving a pavement layer on the top end of the foam lightweight soil bodies, and finally arranging a proper drainage structure at the bottom of the foam lightweight soil bodies, wherein a series of low-voltage pulse signals are periodically applied between the positive and negative metal wires to form directional moisture migration so as to drain water.

But this device also has the following problems: the structure needs to be provided with embedded grooves on the upper side and the lower side of the formed foam lightweight soil body, so that the construction difficulty is high; meanwhile, the connection strength of the foam lightweight soil body and the pit slot is not high, so that the problems of sinking or cracking and the like at the connection position of the foam lightweight soil body and the pit slot are easy to occur.

Disclosure of Invention

Aiming at the problems, the utility model aims to provide an impervious road base structure, which is characterized in that positive and negative metal are respectively and fixedly installed in a manner of arranging a cast-in-situ bottom light soil body and a cast-in-situ top light soil body, so that the structure is simple, the installation is simple and convenient, and the protection effect on the positive and negative metal is good; and the whole structure is strong with foundation ditch connectivity, has the advantage that structural strength is high, impervious effectual.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

an impervious roadway infrastructure comprises a bottom light soil body arranged on a foundation pit and a top light soil body arranged at the upper end of the bottom light soil body; the bottom light soil body and the top light soil body comprise limit plates arranged on the inner wall of the foundation pit, fixed pipe fittings which are arranged on the limit plates and used for coating anode and cathode metals, light soil layers arranged at the upper ends of the fixed pipe fittings, and prefabricated foam blocks inserted into the light soil layers.

As a further preferred aspect of the present utility model, the limiting plate comprises a fixed plate disposed at a corner of an inner wall of the foundation pit, a limiting plate disposed on the fixed plate and extending toward a middle of the foundation pit, a mounting plate disposed between the inner wall of the foundation pit and the limiting plate and having both ends respectively connected to the limiting plate, and a limiting mounting hole disposed on the mounting plate; the number of the mounting plates is two, and the two mounting plates are used for mounting the fixing pipe fittings.

As a further preferred aspect of the present utility model, the fixing pipe includes a mounting pipe provided between the two mounting plates, and connection posts provided at both ends of the mounting pipe and inserted into the limit mounting holes of the two mounting plates, respectively.

As a further preferred aspect of the present utility model, a water permeable isolation layer is provided between the bottom lightweight soil body and the top lightweight soil body.

As a further preferable mode of the utility model, the upper end of the top lightweight soil body is provided with a water permeable isolation layer, and the upper end of the water permeable isolation layer is provided with a surface layer.

As a further preferred aspect of the present utility model, the limiting plate further includes a support block provided on a lower surface of the mounting plate.

As a further preferable aspect of the present utility model, the fixing pipe further includes a stopper provided on a side of the connection post near the stopper mounting hole.

As a further preferred aspect of the present utility model, the fixing tube further includes a clamping layer disposed between the connection post and the mounting plate.

In summary, the utility model has the following beneficial effects:

the utility model has simple structure, simple installation and good protection effect on the anode metal and the cathode metal; the whole structure is a cast-in-situ structure, has strong connectivity with a foundation pit, and has the advantages of high structural strength and good anti-seepage effect.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of the present utility model in a top view.

Fig. 3 is a schematic structural view of the fixing tube of the present utility model.

Fig. 4 is a schematic view of a partial structure of the present utility model.

Fig. 5 is a schematic diagram of a process flow of the present utility model.

FIG. 6 is a schematic diagram of a second process flow of the present utility model.

Description of the drawings: a foundation pit a, a bottom lightweight soil body 11, a top lightweight soil body 12, a water permeable isolation layer 13 and a surface layer 14;

the light soil layer comprises a limiting plate 1, a fixed pipe fitting 2, a light soil layer 3 and a prefabricated foam block 4;

the device comprises a fixed plate 101, a limiting plate 102, a mounting plate 103, a limiting mounting hole 104 and a supporting block 105;

mounting tube 201, connecting column 202, stopper 203, clamping layer 204.

Detailed Description

Examples

As shown in fig. 1 to fig. 4, the impervious roadway infrastructure provided in this embodiment includes a bottom lightweight soil body 11 disposed on a foundation pit a, and a top lightweight soil body 12 disposed at an upper end of the bottom lightweight soil body; the bottom light soil body 11 and the top light soil body 12 respectively comprise a limiting plate 1 arranged on the inner wall of the foundation pit a, a fixed pipe fitting 2 which is arranged on the limiting plate 1 and used for coating positive and negative metals, a light soil layer 3 arranged at the upper end of the fixed pipe fitting 2, and a prefabricated foam block 4 inserted into the light soil layer 3.

In this embodiment, the foundation pit a is a quadrangular pit body, and the limiting plate 1 includes a fixing plate 101 disposed at a corner of an inner wall of the foundation pit a, a limiting plate 102 disposed on the fixing plate 101 and extending toward a middle of the foundation pit a, a mounting plate 103 disposed between the inner wall of the foundation pit a and the limiting plate 102 and having two ends respectively connected with the limiting plate 102, a limiting mounting hole 104 disposed on the mounting plate 103, and a supporting block 105 disposed on a lower surface of the mounting plate 103.

The fixing plate 101 and the limiting plate 102 are integrally formed and are L-shaped plate bodies, and the fixing plate 101 is directly fixedly connected with the inner wall of the foundation pit a through bolts. The L-shaped plate body is located at the corner of the inner wall, and can be installed along the inner wall of the foundation pit a at equal intervals, and the length of the limiting plate 102 extending towards the middle of the foundation pit a, which is far away from the corner of the inner wall, is preferably in butt joint with the outer side of the fixed pipe fitting 2 installed at the side most, so as to strengthen the limiting support strength of the fixed pipe fitting 2. The installation height of the L-shaped plate body is 15-30 cm away from the bottom surface of the foundation pit a, and a drainage structure can be arranged on the bottom surface of the foundation pit a and can be a common structure for those skilled in the art, so that repeated description is omitted. The number of the mounting plates 103 is two, the height of the mounting plates is higher than that of the limiting plates 102, the limiting plates 102 at the two side walls of the foundation pit a and the gaps between the inner walls of the foundation pit a are inserted into the two mounting plates respectively and are limited and fixed, the limiting mounting holes 104 on the two mounting plates 103 are oppositely arranged, the two limiting mounting holes 104 which are oppositely arranged are in a group, each group is used for mounting one fixed pipe fitting 2, and the number of the groups of the limiting mounting holes 104 is carried out according to actual scenes.

In this embodiment, the fixing tube 2 includes a mounting tube 201 disposed between the two mounting plates 103, connection posts 202 disposed at both ends of the mounting tube 201 and respectively inserted into the limit mounting holes 104 on the two mounting plates 103, a stopper 203 disposed on a side of the connection posts 202 near the limit mounting holes 104, and a clamping layer 204 disposed between the connection posts 202 and the mounting plates 103. Wherein, the inside hollow of installation pipe 201 for place positive and negative pole metal, stopper 203 sets up in spliced pole 202 periphery side to be located spacing mounting hole 104 and be close to on the side of foundation ditch a, with strengthen the fixed to installation pipe 201, the material that has certain elasticity can be selected to clamp layer 204, further presss from both sides the installation pipe 201 through its reaction force of deformation, prevents that it from taking place to remove at pouring in-process.

In this embodiment, a water permeable isolation layer 13 is disposed between the bottom lightweight soil body 11 and the top lightweight soil body 12, a water permeable isolation layer 13 is disposed at the upper end of the top lightweight soil body 12, and a surface layer 14 is disposed at the upper end of the water permeable isolation layer 13. The water permeable isolation layer 13 is preferably geotextile, and the geotextile can effectively isolate different filling materials, so that the filling materials are not lost and mixed, and can effectively disperse stress to prevent the installation tube 201 from being damaged due to direct impact. The facing layer 14 may be a reinforced layer, which is a prior art, and will not be described in detail.

As shown in fig. 1, fig. 5 and fig. 6, the process of this embodiment is designed as follows: and excavating a foundation pit a, arranging a drainage structure at the bottom of the foundation pit a, paving a water permeable isolation layer 13 at the bottom of the foundation pit a, and extending four sides of the water permeable isolation layer 13 to the upper end of the foundation pit a along the inner side wall of the foundation pit a. The limiting plate 1 is installed, the water permeable isolating layer 13 is fixed on the inner wall, and then the fixed pipe fitting 2 with the pre-installed positive and negative metal is installed between the limiting plate 1 at equal intervals. The prefabricated foam blocks 4 are paved, the foam blocks can be spherical, the filling heights of the foam blocks are preferably 20-40 cm, then the light soil layer 3 is cast in situ, the light soil fills gaps between the foam blocks and gaps between the fixed pipe fittings to form a tightly connected bottom light soil body 11, and then the water permeable isolation layer 13 is paved at the upper end of the formed bottom light soil body 11. In the same way, a top light soil body 12 is formed, a water permeable isolation layer 13 is independently paved, a surface layer 14 is finally formed by cast-in-situ, and the construction is completed.

Compared with the prior art, the connecting structure provided in this embodiment has the following advantages: the seepage road base layer provided by the embodiment has the advantages of simple structure, simplicity and convenience in installation and good protection effect on anode and cathode metals; the whole structure is a cast-in-situ structure, has strong connectivity with a foundation pit, and has the advantages of high structural strength and good anti-seepage effect.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The impervious road infrastructure is characterized by comprising a bottom lightweight soil body (11) arranged on a foundation pit (a) and a top lightweight soil body (12) arranged at the upper end of the bottom lightweight soil body; the light soil body (11) at the bottom and the light soil body (12) at the top respectively comprise a limiting plate (1) arranged on the inner wall of the foundation pit (a), a fixed pipe fitting (2) arranged on the limiting plate (1) and used for coating positive and negative metals, a light soil layer (3) arranged at the upper end of the fixed pipe fitting (2) and a prefabricated foam block (4) inserted into the light soil layer (3).

2. A impervious roadway infrastructure as claimed in claim 1, wherein the limiting plate (1) comprises a fixing plate (101) arranged at the corner of the inner wall of the foundation pit (a), a limiting plate (102) arranged on the fixing plate (101) and extending towards the middle of the foundation pit (a), a mounting plate (103) arranged between the inner wall of the foundation pit (a) and the limiting plate (102) and respectively connected with the limiting plate (102) at two ends, and a limiting mounting hole (104) arranged on the mounting plate (103); the number of the mounting plates (103) is two, and the fixing pipe fitting (2) is arranged between the two mounting plates (103).

3. A road infrastructure according to claim 2, characterized in that the fixing tube (2) comprises a mounting tube (201) arranged between the two mounting plates (103) and connecting posts (202) arranged at both ends of the mounting tube (201) and inserted into the limit mounting holes (104) on the two mounting plates (103) respectively.

4. A road infrastructure with impermeability according to claim 1, characterized in that a water-permeable barrier (13) is provided between the bottom lightweight earth body (11) and the top lightweight earth body (12).

5. The impervious roadway infrastructure of claim 4, wherein the top lightweight soil body (12) is provided with a water permeable barrier (13) at an upper end, and the water permeable barrier (13) is provided with a face layer (14) at an upper end.

6. A permeation resistant road infrastructure according to claim 2, wherein the limiting plate (1) further comprises support blocks (105) provided on the lower surface of the mounting plate (103).

7. A permeation resistant road infrastructure according to claim 3, wherein said securing tube (2) further comprises a stopper (203) disposed on a side of said connecting post (202) adjacent said stopper mounting hole (104).

8. A permeation resistant road infrastructure according to claim 3, wherein the fixing tube (2) further comprises a clamping layer (204) arranged between the connection post (202) and the mounting plate (103).