CN114032722A

CN114032722A - Assembled transverse drainage device for ultrahigh transition section of highway

Info

Publication number: CN114032722A
Application number: CN202111371042.2A
Authority: CN
Inventors: 曾勇军; 钱晓明; 王坚
Original assignee: Zhejiang Hangzhou Huizhou Expressway Co ltd
Current assignee: Zhejiang Hangzhou Huizhou Expressway Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-02-11

Abstract

The invention relates to the technical field of expressway drainage structures, and discloses an expressway super-high gradual change section assembly type transverse drainage device which comprises asphalt concrete, a high-agent stable gravel layer and a low-dose water stable gravel layer, wherein cement concrete is arranged in the middle of the asphalt concrete, the high-agent stable gravel layer and the low-dose water stable gravel layer, and a reinforcing mesh is filled in the middle of the cement concrete. According to the invention, the groove and the water drainage hole are formed in the high-strength steel fiber cement concrete cover plate, so that accumulated water on the road surface of the ultrahigh gradual change section of the highway can be intercepted, water enters the interior of the water drainage channel through the water drainage hole in the cover plate, and is transversely drained to the outer side ditch of the roadbed along the road surface through the water drainage channel, so that the road surface is kept in a water accumulation-free state, and the problem that accumulated water can be generated in the ultrahigh gradual change section of the highway to cause vehicle slip is solved.

Description

Assembled transverse drainage device for ultrahigh transition section of highway

Technical Field

The invention relates to the technical field of drainage structures of highways, in particular to an assembled transverse drainage device for an ultrahigh gradual change section of a highway.

Background

The highway drainage system is a complete and smooth drainage system formed by reasonably planning and designing a series of facilities for intercepting, draining or eliminating ground water and underground water which endanger the highway and combining conditions along the highway. The road ground drainage facility comprises a side ditch, a catch ditch, a drainage ditch, a drop and a rapid trough. When the roadbed spans the agricultural irrigation ditch and the water level of the ditch is higher than the elevation of the roadbed, a reverse siphon culvert or a water crossing trough can be arranged; the underground drainage facilities for highway are mainly composed of hidden pipes, seepage ditches, water seepage culverts and seepage wells. At present, all super-high gradual change section road surfaces on all express roads have no drainage structures, and the road surface water accumulation is easy to occur on the road section due to the small cross slope, so that the vehicle is slipped, accidents frequently occur, and the road in the prior art needs to be improved.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides an assembled transverse drainage device for an ultrahigh gradual change section of a highway, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a horizontal drainage device of highway superelevation gradual change section assembled, includes the steady metalling of asphalt concrete, high agent and the steady metalling of low dose water, the middle part on the steady metalling of asphalt concrete, high agent and the steady metalling of low dose water is provided with cement concrete, cement concrete's middle part is filled there is the reinforcing bar net, through setting up high strength steel fibre cement concrete apron to set up fluted and outlet on the high strength steel fibre cement concrete apron, thereby can let crowded water enter into the inside of drainage channel, thereby let the road surface keep clean and tidy, solved some positions on the prior art highway and can appear ponding, cause the problem that the vehicle skidded.

Preferably, the two ends of the reinforcing mesh are connected with extension frames, the extension frames and the reinforcing mesh are integrally formed, the extension frames respectively extend to the internal reinforcing mesh of the high-dose stable gravel layer and the low-dose water stable gravel layer, so that the strength of the cement concrete can be improved, the strength of the drainage structure part is increased, and the strength can be maintained when a vehicle passes through the drainage structure part.

Preferably, a drainage channel is formed in the middle of the cement concrete in a pouring mode, a high-strength steel fiber cement concrete cover plate is installed at the top of the drainage channel, a groove is formed in the top of the high-strength steel fiber cement concrete cover plate, and a cover plate reinforcing mesh is arranged inside the high-strength steel fiber cement concrete cover plate.

Preferably, the position where the high-strength steel fiber cement concrete cover plate is connected with the asphalt concrete is coated with a CAP material, and the CAP material is coated to achieve a high sealing effect and prevent the interface between the asphalt pavement and the drainage facility from being damaged by water.

Preferably, the cross section of the groove is trapezoidal, a drain hole is formed in the bottom of the groove, the bottom of the drain hole is communicated with the lower portion of the high-strength steel fiber cement concrete cover plate, and external water is drained into the drainage channel through the drain hole to achieve the purpose of drainage.

Preferably, the cavity has been seted up to the inside of high strength steel fibre cement concrete apron, the inner wall top of cavity is the arch, the internally mounted of cavity has the strengthening rib, the material of strengthening rib is steel fibre, the strengthening rib is annular integrated into one piece, thereby reaches the purpose of high strength through setting up the strengthening rib.

Preferably, pre-buried reinforcing bar is installed to the inner wall bottom of drainage canal, pre-buried reinforcing bar's bottom and reinforcing bar net fixed connection, the bottom of high strength steel fibre cement concrete apron is connected with the metal thread pipe box, the outside at pre-buried reinforcing bar is established to metal thread pipe box cover, the inner wall connection of drainage canal has the sliding sleeve, the bottom of sliding sleeve is connected with the extension, the bottom of high strength steel fibre cement concrete apron is connected with the traveller, the middle part sliding connection of traveller and sliding sleeve, the outside cover of traveller is equipped with damping spring, through setting up damping spring to can obtain the buffer power when the vehicle process, thereby increase life.

Preferably, the internally mounted of drainage canal has pre-buried water pipe, the below of high strength steel fibre cement concrete apron is provided with horizontal drainage facility, pre-buried washing terminals is installed to the tip of pre-buried water pipe, water tower and water pump are installed to the other end of pre-buried water pipe.

Compared with the prior art, the invention provides an assembled transverse drainage device for an ultrahigh gradual change section of a highway, which has the following beneficial effects:

(1) according to the invention, the extension frames are connected with the two ends of the reinforcing mesh, the extension frames and the reinforcing mesh are integrally formed, and the extension frames respectively extend to the internal reinforcing mesh of the high-dose stable gravel layer and the low-dose water stable gravel layer, so that the strength of cement concrete can be improved, the strength of the drainage structure part is increased, and the strength can be maintained when vehicles pass by.

(2) According to the invention, the damping spring is arranged, so that a buffering force can be obtained when a vehicle passes by, the service life is prolonged, a high sealing effect is achieved by coating the CAP material, and the interface between the asphalt pavement and the drainage facility is prevented from being damaged by water.

(3) According to the invention, the high-strength steel fiber cement concrete cover plate is arranged, and the groove and the water drainage hole are formed in the high-strength steel fiber cement concrete cover plate, so that accumulated water can enter the interior of the water drainage channel, the road surface is kept clean, and the problem that the vehicle slips due to the accumulated water at some positions on the expressway in the prior art is solved.

(4) The invention cleans the slurry in the drainage channel by arranging the water tower, the water pump, the pre-embedded water pipe and the pre-embedded washing nozzle.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1 according to the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a schematic representation of the water tower of the present invention;

fig. 5 is a structural view of the high strength steel fiber cement concrete cover plate of the present invention.

In the figure: the water-saving and water-proof concrete floor structure comprises asphalt concrete 101, a high-agent stable gravel layer 102, a low-dosage water stable gravel layer 103, cement concrete 104, a reinforcing mesh 105, an extension frame 106, a drainage channel 201, a high-strength steel fiber cement concrete cover plate 202, CAP materials 203, grooves 204, drainage holes 205, cavities 206, reinforcing ribs 207, a metal threaded pipe sleeve 208, embedded reinforcing steel bars 209, a sliding sleeve 210, an extension part 211, a sliding column 212, a damping spring 213, a water pump 214, a water tower 215, an embedded water pipe 216, an embedded flushing nozzle 217 and a transverse drainage facility 218.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a horizontal drainage device of highway superelevation transition assembled, including asphalt concrete 101, the steady metalling of high dose water 102 and the steady metalling of low dose water 103, asphalt concrete 101, the middle part of the steady metalling of high dose water 102 and the steady metalling of low dose water 103 is provided with cement concrete 104, the middle part of cement concrete 104 is filled with reinforcing bar net 105, through setting up high strength steel fibre cement concrete apron 202, and seted up recess 204 and outlet 205 on the high strength steel fibre cement concrete apron 202, thereby can let crowded water enter into the inside of drainage canal 201, thereby let the road surface keep clean and tidy, the ponding has appeared in the super elevation transition road surface on the current highway of having solved, cause the problem that the vehicle skidded. The high-agent stabilized stone layer 102 can also be C25 cement concrete; the low dosage water stable gravel layer 103 may also be C15 cement concrete.

The reinforcing mesh 105 is connected at both ends with extension frames 106, the extension frames 106 are integrally formed with the reinforcing mesh 105, and the extension frames 106 respectively extend to the inner reinforcing mesh 105 of the high-dose and low-dose water-

stable gravel layers

102 and 103 to improve the strength of the cement concrete 104, increase the strength of the drainage structure part, and maintain the strength when a vehicle passes.

The asphalt concrete 101, the high-agent stable gravel layer 102 and the low-dosage water stable gravel layer 103 are sequentially distributed from top to bottom, and water can permeate into the interior of the road through the asphalt concrete 101, the high-agent stable gravel layer 102 and the low-dosage water stable gravel layer 103, so that the cleanness and tidiness of the road surface are guaranteed.

A drainage channel 201 is formed in the middle of the cement concrete 104 in a pouring mode, a high-strength steel fiber cement concrete cover plate 202 is installed at the top of the drainage channel 201, a groove 204 is formed in the top of the high-strength steel fiber cement concrete cover plate 202, and a cover plate reinforcing mesh is arranged inside the high-strength steel fiber cement concrete cover plate 202.

CAP material 203 is coated on the joint position of the high-strength steel fiber cement concrete cover plate 202 and the asphalt concrete 101, and the CAP material 203 is coated to achieve the effect of high sealing.

The cross section of the groove 204 is trapezoidal, the bottom of the groove 204 is provided with a water drainage hole 205, the bottom of the water drainage hole 205 is communicated with the lower part of the high-strength steel fiber cement concrete cover plate 202, and external water is drained into the drainage channel 201 through the water drainage hole 205, so that the purpose of drainage is achieved.

Cavity 206 has been seted up to high strength steel fibre cement concrete apron 202's inside, and the inner wall top of cavity 206 is the arch, and the internally mounted of cavity 206 has strengthening rib 207, and strengthening rib 207's material is steel fibre, and strengthening rib 207 is annular integrated into one piece, thereby reaches the purpose of high strength through setting up strengthening rib 207.

Embedded steel bars 209 are installed to the inner wall bottom of drainage canal 201, embedded steel bars 209's bottom and reinforcing bar net 105 fixed connection, the bottom of high strength steel fibre cement concrete apron 202 is connected with metal thread pipe box 208, metal thread pipe box 208 cover is established in embedded steel bars 209's outside, the inner wall of drainage canal 201 is connected with sliding sleeve 210, sliding sleeve 210's bottom is connected with extension 211, the bottom of high strength steel fibre cement concrete apron 202 is connected with traveller 212, traveller 212 and sliding sleeve 210's middle part sliding connection, traveller 212's outside cover is equipped with damping spring 213, through setting up damping spring 213, thereby can obtain the cushion effect when the vehicle process, thereby increase life.

The inside of drainage channel 201 is installed with pre-buried water pipe 216, and the below of high strength steel fibre cement concrete apron 202 is provided with horizontal drainage facility 218, and pre-buried washing terminals 217 is installed to the tip of pre-buried water pipe 216, and water tower 215 and water pump 214 are installed to the other end of pre-buried water pipe 216 to through setting up water tower 215, water pump 214, pre-buried water pipe 216, pre-buried washing terminals 217, thereby carry out the line to the inside mud of drainage channel 201 and wash.

When in use, the two ends of the reinforcing mesh 105 are connected with the extension frames 106, the extension frames 106 and the reinforcing mesh 105 are integrally formed, the extension frames 106 respectively extend to the internal reinforcing mesh 105 of the high-dose stable gravel layer 102 and the low-dose water stable gravel layer 103 to improve the strength of the cement concrete 104 and increase the strength of a drainage structure part, the strength can be maintained when a vehicle passes through, water can permeate into the interior of a road by arranging the asphalt concrete 101, the high-dose stable gravel layer 102 and the low-dose water stable gravel layer 103 to ensure that the road surface is clean and tidy, the damping spring 213 is arranged to obtain the buffering force when the vehicle passes through so as to increase the service life, the high sealing effect is achieved by coating the CAP material 203, the high-strength steel fiber cement concrete cover plate 202 is arranged, and the high-strength steel fiber cement concrete cover plate 202 is provided with the groove 204 and the drainage hole 205, so that the wringing can enter the inside of the drainage channel 201, thereby keeping the road surface clean.

In summary, the present invention can improve the strength of the cement concrete 104 by connecting the extension frames 106 at the two ends of the steel bar mesh 105, integrally forming the extension frames 106 and the steel bar mesh 105, and extending the extension frames 106 to the internal steel bar mesh 105 of the high-agent rubble stabilizing layer 102 and the low-agent rubble stabilizing layer 103, respectively, to increase the strength of the drainage structure, so that the vehicle can maintain the strength when passing, and by arranging the asphalt concrete 101, the high-agent rubble stabilizing layer 102 and the low-agent rubble stabilizing layer 103, water can permeate into the road, so as to ensure the cleanness of the road surface, by arranging the damping spring 213, so that the vehicle can obtain the damping force when passing, so as to increase the service life, by applying the CAP material 203 to achieve the high sealing effect, by arranging the high-strength steel fiber cement concrete cover plate 202, and by arranging the groove 204 and the drainage hole 205 on the high-strength steel fiber cement concrete cover plate 202, thereby can let ponding enter into the inside of ditch 201 to let the road surface keep clean and tidy, solved some positions on the prior art highway and can appear ponding, cause the problem that the vehicle skidded.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a horizontal drainage device of highway superelevation gradual change section assembled, includes asphalt concrete (101), high agent stable rubble layer (102) and low dosage water stable rubble layer (103), its characterized in that: and cement concrete (104) is arranged in the middle of the asphalt concrete (101), the high-agent gravel stabilizing layer (102) and the low-dosage water gravel stabilizing layer (103), and a reinforcing mesh (105) is filled in the middle of the cement concrete (104).

2. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 1, wherein: the two ends of the reinforcing mesh (105) are connected with extension frames (106), the extension frames (106) and the reinforcing mesh (105) are integrally formed, and the extension frames (106) respectively extend to the interior of the high-dose water-stable gravel layer (102) and the low-dose water-stable gravel layer (103).

3. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 1, wherein: the middle part of cement concrete (104) is pour the shaping and is had drainage canal (201), high strength steel fibre cement concrete apron (202) are installed at the top of drainage canal (201), recess (204) are seted up at the top of high strength steel fibre cement concrete apron (202), the inside of high strength steel fibre cement concrete apron (202) is provided with the apron reinforcing bar net.

4. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 3, wherein: CAP materials (203) are coated at the joint position of the high-strength steel fiber cement concrete cover plate (202) and the asphalt concrete (101).

5. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 3, wherein: the cross section of the groove (204) is trapezoidal, a water drainage hole (205) is formed in the bottom of the groove (204), and the bottom of the water drainage hole (205) is communicated with the lower portion of the high-strength steel fiber cement concrete cover plate (202).

6. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 3, wherein: cavity (206) have been seted up to the inside of high strength steel fiber cement concrete apron (202), the inner wall top of cavity (206) is the arch, the internally mounted of cavity (206) has strengthening rib (207), the material of strengthening rib (207) is steel fiber, strengthening rib (207) are annular integrated into one piece.

7. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 3, wherein: pre-buried reinforcing bar (209) are installed to the inner wall bottom of drainage canal (201), the bottom and reinforcing bar net (105) fixed connection of pre-buried reinforcing bar (209), the bottom of high strength steel fibre cement concrete apron (202) is connected with metal thread pipe box (208), the outside at pre-buried reinforcing bar (209) is established to metal thread pipe box (208), metal thread pipe box (208) and pre-buried reinforcing bar (209) are pour as an organic wholely, the inner wall of drainage canal (201) is connected with sliding sleeve (210), the bottom of sliding sleeve (210) is connected with extension (211), the bottom of high strength steel fibre cement concrete apron (202) is connected with traveller (212), the middle part sliding connection of traveller (212) and sliding sleeve (210), the outside cover of traveller (212) is equipped with damping spring (213).

8. The assembled transverse drainage device for the ultrahigh transition section of the expressway of claim 3, wherein: the inside mounting of drainage canal (201) has pre-buried water pipe (216), the below of high strength steel fibre cement concrete apron (202) is provided with horizontal drainage facility (218), pre-buried washing terminals (217) are installed to the tip of pre-buried water pipe (216), water tower (215) and water pump (214) are installed to the other end of pre-buried water pipe (216).