CN215252077U - Telescopic seam type road surface drainage device - Google Patents
Telescopic seam type road surface drainage device Download PDFInfo
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- CN215252077U CN215252077U CN202022831916.5U CN202022831916U CN215252077U CN 215252077 U CN215252077 U CN 215252077U CN 202022831916 U CN202022831916 U CN 202022831916U CN 215252077 U CN215252077 U CN 215252077U
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- expansion joint
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- ditch
- drainage ditch
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Abstract
The utility model discloses a telescopic seam type pavement drainage device which is transversely arranged relative to a highway and is characterized in that D80 type expansion joints are adopted, the D80 type expansion joints are respectively arranged in notch pouring pieces at two sides of a seam of the expansion joints, and the top surfaces of the notch pouring pieces are flush with the pavement; a reinforcing mesh formed by expansion joint reinforcing steel bars is arranged in the notch pouring piece, the expansion joint reinforcing steel bars are welded with an expansion joint anchoring member to strengthen the installation firmness of the notch pouring piece, and the expansion joint reinforcing steel bars are vertically inserted into the roadbed; and a drainage ditch is arranged below the expansion joint. The device construction convenience, durability are good, can effectively avoid easy ponding water route base section serious in the road surface ponding of rainwater more season, influence driving safety's technical problem.
Description
Technical Field
The utility model belongs to the technical field of drainage device, concretely relates to flexible seam formula road surface drainage device.
Background
The road surface drainage operation of the general roadbed section mainly adopts a mode of arranging a cross slope on the road surface to guide accumulated water on the road surface to drain to a side ditch on the side of the roadbed, thereby realizing the purpose of draining away the accumulated water in time. For the ultrahigh-section roadbed, accumulated water on the road surface can be guided to be discharged into a water collecting well of the median zone and then discharged into a rapid trough through a transverse pipe.
In the use of road bed, because the appearance of the condition such as local settlement or production disease can lead to some road bed sections in strong rainfall period, the unable normal drainage of surface ponding to the side ditch forms regional ponding on the road surface, leads to the fact great potential safety hazard to normal driving.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible seam formula road surface drainage device, the device construction convenience, durability are good, can effectively avoid easy ponding water route base section serious at the more seasonal surface ponding of rainwater, influence driving safety's technical problem.
The purpose of the utility model is realized through the following technical scheme:
a telescopic seam type pavement drainage device is transversely arranged relative to a highway, and adopts D80 type expansion joints, wherein the D80 type expansion joints are respectively arranged in notch pouring pieces at two sides of a seam of the expansion joints, and the top surfaces of the notch pouring pieces are flush with the pavement; a reinforcing mesh formed by expansion joint reinforcing steel bars is arranged in the notch pouring piece, the expansion joint reinforcing steel bars are welded with an expansion joint anchoring member to strengthen the installation firmness of the notch pouring piece, and the expansion joint reinforcing steel bars are vertically inserted into the roadbed; and a drainage ditch is arranged below the expansion joint.
The telescopic seam type pavement drainage device arranged in this way can effectively enable accumulated water on the pavement to pass through the expansion joint and quickly enter the drainage ditch, and the purpose of quickly draining away the accumulated water is achieved. Meanwhile, the casting piece of the expansion joint notch adopts C50 steel fiber concrete. Compared with the common pavement, the road is not easy to be damaged in the using process of the road, and the durability is improved.
The escape canal both can adopt cast-in-place concrete escape canal, also can adopt the mode of prefab to make the escape canal.
As one of the implementation modes of the utility model, the drainage ditch comprises a prefabricated roadbed side ditch and a prefabricated drainage ditch cover plate, the prefabricated roadbed side ditch is a groove prefabricated part with an open top, and the prefabricated drainage ditch cover plate covers the top of the prefabricated roadbed side ditch; the prefabricated drainage ditch cover plate is provided with a water drainage hole which is aligned with the expansion joint, so that accumulated water on the road surface sequentially flows into the prefabricated roadbed side ditch through the expansion joint and the water drainage hole and is drained away through the prefabricated roadbed side ditch.
As a second embodiment of the present invention, the drainage ditch includes a cast-in-place drainage ditch and a prefabricated drainage ditch cover plate, the cast-in-place drainage ditch is a groove with an open top, and the prefabricated drainage ditch cover plate covers the top of the cast-in-place drainage ditch; the prefabricated drainage ditch cover plate is provided with a drain hole and a reserved through hole, and the drain hole is arranged in alignment with the expansion joint, so that accumulated water on the road surface sequentially flows into the cast-in-situ drainage ditch through the expansion joint and the drain hole and is drained away through the cast-in-situ drainage ditch;
and the expansion joint reinforcing steel bars penetrate through the reserved through holes and are vertically inserted into the concrete side wall of the cast-in-place drainage ditch.
As a third embodiment of the utility model, the escape canal adopt prefabricated tunnel side ditch, prefabricated tunnel side ditch be the open circular recess prefab in top, prefabricated tunnel side ditch align the expansion joint setting to make ponding on the road surface flow in through the expansion joint prefabricated tunnel side ditch in, and pass through prefabricated tunnel side ditch arrange away.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. because the escape canal is buried in the road bed for the cross slope of escape canal can set up great, need not to consider the cross slope design requirement on road surface, when increasing drainage efficiency, also can alleviate the influence in the unfavorable aspect of drainage that the road bed differential settlement produced.
2. The bridge expansion joint is adopted on drainage structures's upper portion, and the steel fiber concrete of C50 is adopted to both sides notch, in the road use, compares general road surface and is more difficult to produce the disease, and the durability is good, long service life, and the maintenance of later stage expansion joint is changed, and the technology is mature, convenient and fast, and the maintenance cost is low.
3. Through the seam mouth width at control drainage structure top expansion joint, when can effectively the drainage, also can avoid the foreign matter to fall into the escape canal, and the escape canal all has the delivery port in the road bed both sides, when the condition that has the foreign matter to get into the escape canal appeared, also can be convenient wash by water from one end and clear up the escape canal, maintain convenient and fast.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a top perspective view of a telescoping slot drain.
FIG. 2 is a sectional view of the section A-A' of FIG. 1 corresponding to embodiment 1.
Figure 3 embodiment 1 prefabricated drain cover plate structure sketch.
Fig. 4 is a sectional view of the section a-a' of fig. 1 corresponding to embodiment 2.
Figure 5 embodiment 2 prefabricated drain cover plate structure schematic diagram.
Fig. 6 is a sectional view of the section a-a' of fig. 1 corresponding to embodiment 3.
Reference numerals: 1-a roadbed section; 11-pavement layer; 12-roadbed layer; 2-drainage ditch cross slope; 3-a telescopic seam type drainage device; 4-expansion joint reinforcing steel bars; 51-prefabricating a roadbed side ditch; 52-casting a drainage ditch in situ; 53-prefabricating a tunnel side ditch; 6-prefabricating a drainage ditch cover plate; 61-a water drainage hole; 62-reserving a through hole; 7-notch casting; 8-expansion joint anchoring members; 9-D80 expansion joint.
Detailed Description
The present invention will be further described with reference to the following specific examples.
Example 1
As shown in figures 1-3, the highway pavement comprises a roadbed section 1 and a drainage ditch cross slope 2, and the telescopic seam type pavement drainage device 3 is transversely arranged on the roadbed section 1 and the drainage ditch cross slope 2. The expansion joint type pavement drainage device 3 adopts D80 type expansion joints 9, the D80 type expansion joints 9 are respectively arranged in the notch pouring pieces 7 at two sides of the expansion joint seam, and the top surfaces of the notch pouring pieces 7 are flush with the pavement layer 11; be provided with the reinforcing bar net that expansion joint reinforcing bar 4 constitutes in the notch casting 7, expansion joint reinforcing bar 4 welds expansion joint anchor member 8 in order to strengthen the installation fastness of notch casting 7, and expansion joint reinforcing bar 4 is vertical inserts in roadbed layer 12.
A drainage ditch is arranged below the expansion joint and comprises a prefabricated roadbed edge ditch 51 and a prefabricated drainage ditch cover plate 6; prefabricated road bed side ditch 51 is the open recess prefab in top, and prefabricated drainage ditch cover 6 lid is provided with outlet 61 in prefabricated road bed side ditch 51's top on the prefabricated drainage ditch cover 6, and the outlet 61 aims at the expansion joint setting to make ponding expansion joint on the road surface loop through with outlet 61, flow in prefabricated road bed side ditch 51, and discharge through prefabricated road bed side ditch 51.
This arrangement of the prefabricated subgrade side ditch 51 can be used for a section of road with less accumulated water.
Example 2
As shown in fig. 1, 4 and 5, the road surface of the highway includes a road base section 1 and a drainage ditch cross slope 2, and a telescopic seam type road surface drainage device 3 is transversely arranged on the road base section 1 and the drainage ditch cross slope 2. The expansion joint type pavement drainage device 3 adopts D80 type expansion joints 9, the D80 type expansion joints 9 are respectively arranged in the notch pouring pieces 7 at two sides of the expansion joint seam, and the top surfaces of the notch pouring pieces 7 are flush with the pavement layer 11; the steel bar net formed by the expansion joint steel bars 4 is arranged in the notch pouring piece 7, and the expansion joint steel bars 4 are welded with the expansion joint anchoring member 8 to strengthen the installation firmness of the notch pouring piece 7.
A drainage ditch is arranged below the expansion joint and comprises a cast-in-place drainage ditch 52 and a prefabricated drainage ditch cover plate 6; the cast-in-place drainage ditch 52 is a groove with an open top, the prefabricated drainage ditch cover plate 6 covers the top of the cast-in-place drainage ditch 52, a drain hole 61 and a reserved through hole 62 are formed in the prefabricated drainage ditch cover plate 6, and the drain hole 61 is arranged in an alignment manner with the expansion joint, so that accumulated water on the road surface sequentially flows through the expansion joint and the drain hole 61, flows into the cast-in-place drainage ditch 52 and is drained away through the cast-in-place drainage ditch 52; the expansion joint reinforcing steel bars 4 penetrate through the reserved through holes 62 and are inserted into two side walls of the cast-in-place drainage ditch 52.
The arrangement mode of the cast-in-place drainage ditch 52 can more effectively deal with the road sections with more accumulated water.
Example 3
As shown in fig. 1 and 6, the highway pavement comprises a roadbed section 1 and a drainage ditch cross slope 2, and a telescopic seam type pavement drainage device 3 is transversely arranged on the roadbed section 1 and the drainage ditch cross slope 2. The expansion joint type pavement drainage device 3 adopts D80 type expansion joints 9, the D80 type expansion joints 9 are respectively arranged in the notch pouring pieces 7 at two sides of the expansion joint seam, and the top surfaces of the notch pouring pieces 7 are flush with the pavement layer 11; be provided with the reinforcing bar net that expansion joint reinforcing bar 4 constitutes in the notch casting 7, expansion joint reinforcing bar 4 welds expansion joint anchor member 8 in order to strengthen the installation fastness of notch casting 7, and expansion joint reinforcing bar 4 is vertical inserts in roadbed layer 12.
The expansion joint below sets up the escape canal, and the escape canal adopts prefabricated tunnel gutter 53, and prefabricated tunnel gutter 53 is the open circular recess prefab in top, and the expansion joint setting is aimed at to prefabricated tunnel gutter 53 to make ponding on the road surface flow in prefabricated tunnel gutter 53 through the expansion joint, and discharge away through prefabricated tunnel gutter 53.
The arrangement mode of the prefabricated tunnel side ditch 53 can be used for dealing with the road section with less accumulated water.
It should be noted that the above-mentioned embodiments are only illustrative and not restrictive, and any modifications or changes within the meaning and range of equivalents of the technical solution of the present invention by those skilled in the art should be considered as included in the protection scope of the present invention.
Claims (6)
1. A telescopic seam type pavement drainage device is transversely arranged relative to a highway and is characterized in that D80 type expansion joints are adopted, the D80 type expansion joints are respectively arranged in notch pouring pieces on two sides of a seam of the expansion joints, and the top surfaces of the notch pouring pieces are flush with the pavement; a reinforcing mesh formed by expansion joint reinforcing steel bars is arranged in the notch pouring piece, the expansion joint reinforcing steel bars are welded with an expansion joint anchoring member to strengthen the installation firmness of the notch pouring piece, and the expansion joint reinforcing steel bars are vertically inserted into the roadbed; and a drainage ditch is arranged below the expansion joint.
2. The telescopic slot type pavement drainage device of claim 1, wherein the drainage ditch is a cast-in-place concrete drainage ditch.
3. The expansion joint type pavement drainage device according to claim 2, wherein the drainage ditch comprises a cast-in-place drainage ditch and a prefabricated drainage ditch cover plate, the cast-in-place drainage ditch is a groove with an open top, and the prefabricated drainage ditch cover plate covers the top of the cast-in-place drainage ditch; a drain hole and a reserved through hole are arranged on the prefabricated drainage ditch cover plate, and the drain hole is arranged in alignment with the expansion joint;
and the expansion joint reinforcing steel bars penetrate through the reserved through holes and are vertically inserted into the concrete side wall of the cast-in-place drainage ditch.
4. The telescopic-slot type pavement drainage device as claimed in claim 1, wherein the drainage ditch is made in a prefabricated manner.
5. The expansion joint type pavement drainage device according to claim 4, wherein the drainage ditch comprises a prefabricated subgrade side ditch and a prefabricated drainage ditch cover plate, the prefabricated subgrade side ditch is a groove prefabricated member with an open top, and the prefabricated drainage ditch cover plate covers the top of the prefabricated subgrade side ditch; the prefabricated drainage ditch cover plate is provided with a drainage hole, and the drainage hole is aligned to the expansion joint.
6. The expansion joint type pavement drainage device according to claim 4, wherein the drainage ditch is a prefabricated tunnel side ditch which is a prefabricated circular groove component with an open top, and the prefabricated tunnel side ditch is aligned with the expansion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022831916.5U CN215252077U (en) | 2020-11-30 | 2020-11-30 | Telescopic seam type road surface drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022831916.5U CN215252077U (en) | 2020-11-30 | 2020-11-30 | Telescopic seam type road surface drainage device |
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| Publication Number | Publication Date |
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| CN215252077U true CN215252077U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022831916.5U Active CN215252077U (en) | 2020-11-30 | 2020-11-30 | Telescopic seam type road surface drainage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351531A (en) * | 2022-01-14 | 2022-04-15 | 中国五冶集团有限公司 | Pavement drainage construction process and expansion joint drainage combined device |
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2020
- 2020-11-30 CN CN202022831916.5U patent/CN215252077U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351531A (en) * | 2022-01-14 | 2022-04-15 | 中国五冶集团有限公司 | Pavement drainage construction process and expansion joint drainage combined device |
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