CN210886809U - Device for preventing road cavity from falling - Google Patents
Device for preventing road cavity from falling Download PDFInfo
- Publication number
- CN210886809U CN210886809U CN201921350855.1U CN201921350855U CN210886809U CN 210886809 U CN210886809 U CN 210886809U CN 201921350855 U CN201921350855 U CN 201921350855U CN 210886809 U CN210886809 U CN 210886809U
- Authority
- CN
- China
- Prior art keywords
- kerbstone
- road
- cavity
- mesh
- facade
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 239000002131 composite material Substances 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims 2
- 239000002344 surface layer Substances 0.000 abstract description 10
- 239000010410 layer Substances 0.000 description 16
- 230000009429 distress Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 239000011083 cement mortar Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model provides a device for preventing a road cavity from falling, which comprises a mesh and a hanging piece, wherein the mesh is rectangular; the hanging piece comprises a front vertical face, a rear vertical face and a bottom face, the front vertical face, the rear vertical face and the bottom face form a groove shape, the length of the bottom face is equal to the thickness of the kerbstone/the kerbstone, the height of the front vertical face is equal to the height difference between the bottom face of a surface layer of the road and the bottom face of the kerbstone/the kerbstone, the height of the rear vertical face is smaller than the height of a rear pouring belt of the kerbstone/the kerbstone, a fixed wing plate is arranged at the upper end of the front vertical face, the fixed wing plate is perpendicular to the front vertical face and faces away from the rear vertical face, the fixed wing plate is connected with the side face of a net piece, the net piece is integrated with the kerbstone/the kerbstone through the hanging piece to provide a transverse stress end for the net piece, a cavity is formed below the road surface to prevent pedestrians from directly, And (5) emergency time.
Description
Technical Field
The utility model belongs to the technical field of municipal works, especially, relate to a device for preventing road from falling.
Background
In recent years, casualties caused by cavities of non-motor vehicle lanes and sidewalks are frequent, which is irrelevant to increasingly dense underground pipe networks, increasingly aged drainage systems and excessive underground water exploitation, at present, municipal engineering construction comprehensively considers newly repaired pipelines on the one hand, and increases the reconstruction strength of old urban pipelines on the other hand by municipal governments, but the reconstruction period is long, the fund occupation amount is large, and the potential safety hazard elimination cannot be effectively solved in time. The underground cavity is generally washed out by soil foundation caused by water, the upper base layer and the road surface collapse into the cavity area or even underground underdrains due to the formation of the cavity, and casualty accidents in recent years are all caused by the underground cavity, and the driving and the rescue of members are very favorable due to the buffering effect of motor vehicles, so most of the casualty accidents occur to pedestrians and non-motor vehicles.
Disclosure of Invention
The utility model discloses make the improvement to the problem that above-mentioned prior art exists, promptly the utility model provides a device for road cavity dropproof can prevent that non-motor way, pavement from forming the hidden danger that the cavity road surface collapses the back personnel and fall into the cavity region below.
In order to solve the technical problem, the utility model provides a device for road cavity dropproof, including net piece and pendant, wherein, the net piece is the rectangle;
the pendant includes preceding facade, back facade and bottom surface, preceding facade, back facade and bottom surface flute profile, bottom surface length equals the thickness of kerbstone/rimstone, preceding facade height equals the surface course bottom surface of road with the difference in elevation of kerbstone/rimstone bottom surface, back facade height is less than the height in kerbstone/rimstone post-cast strip, preceding facade upper end is equipped with fixed pterygoid lamina, fixed pterygoid lamina is perpendicular preceding facade and dorsad the back facade, fixed pterygoid lamina with the net piece side is connected.
Preferably, the hanging pieces are arranged in a plurality, and the hanging pieces are uniformly connected to the side face of the mesh.
Preferably, the fixing wing plate is connected with the side surface of the mesh sheet through a buckle or a binding band.
Preferably, the rear vertical face and the bottom face are provided with first fixing holes, and the size of each first fixing hole is larger than the maximum particle size of the aggregate in the kerbstone/curbstone pouring concrete proportioning.
Preferably, a second fixing hole is formed in the fixing wing plate, and the second fixing hole is matched with the hole of the mesh.
Preferably, the net piece and the hanging piece are steel-plastic composite plates.
Through above-mentioned technical scheme, lay the net piece that the one deck was moulded to steel between the surface course and the basic unit of road or bed course and pavement board, net piece both ends are passed through the pendant and are tied as an organic whole with curbstone/kerbstone, for the net piece provides a side direction stress end, whole stable structure that forms, form the cavity and lead to the road surface back of subsiding below the road surface, the road surface and the pedestrian of the portion of subsiding can not directly fall into the cavity of below, the net piece is in coordination with pendant and curbstone/kerbstone road surface and pedestrian support column above the portion of subsiding, provide time of saving oneself and rescue time for the personnel in distress.
Drawings
Fig. 1 is a front view of a suspension member of a device for preventing a road cavity from falling according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a suspension member of a device for preventing a road cavity from falling according to an embodiment of the present invention;
fig. 3 is a diagram of the position relationship between the hanging member and the curbstone/kerbstone and the road surface of the device for preventing the road cavity from falling according to the embodiment of the present invention;
fig. 4 is a diagram of the position relationship between the hanging member and the curbstone/kerbstone and the road surface of the device for preventing the road cavity from falling according to another embodiment of the present invention;
fig. 5 is a position relationship diagram of the suspension member, the kerbstone/kerb and the post-cast strip of the device for preventing the road cavity from falling according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a device for preventing a road cavity from falling according to an embodiment of the present invention;
in the figure:
1. net piece 2, hanging piece 21 and front vertical face
22. Bottom surface 23, rear vertical surface 24, and fixed wing plate
25. First fixing hole 26, second fixing hole 3, kerbstone/kerbstone
4. Post-pouring belt 5, cement mortar bedding 6 and cushion layer
7. Base layer 8, surface layer 9 and footpath plate
10. Mortar layer
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 6, the utility model provides a device for road cavity dropproof, including net piece 1 and pendant 2, wherein, net piece 1 is the rectangle, it should be explained that, net piece 1 is made for the material that tensile strength is high, preferably, net piece 1 is foraminiferous steel-plastic composite material board, the width of net piece 1 equals the width of road, when the road width is greater than the width of net piece 1, can use the overlap joint length that the adjacent two net pieces 1 of 1 overlap joint were laid to polylith net piece 1 is not less than 30cm, and use buckle or bandage firm in connection, the overlap joint length of net piece 1 along the road direction is not less than 30 cm; the net sheet 1 is arranged between the road surface layer 8 and the base layer 7, and for the road with two layers of surface layers 8, the net sheet 1 can also be laid between the two layers of surface layers 8; some pavements are designed without a facing layer 8 and the mesh 1 may be laid in a mortar layer 10 intermediate the pavement slab 9 and the base layer.
The hanging part 2 is made of a material with high tensile strength, preferably, the hanging part 2 is a steel-plastic composite material plate, which comprises a front vertical surface 21, a rear vertical surface 23 and a bottom surface 22, wherein, the front vertical surface 21, the rear vertical surface 23 and the bottom surface 22 are combined to form a groove shape, the length of the bottom surface 22 is equal to the thickness of the kerbstone/curbstone 3, and it should be noted that, for convenience of later construction, the length of the bottom surface 22 can be 1-3 cm greater than the thickness of the kerbstone/kerbstone 3, the length of the bottom surface 22 greater than the thickness of the kerbstone/kerbstone 3 is less than the thickness of the post-cast strip 4 on the back of the kerbstone/kerbstone 3, preferably, when the length of the bottom surface 22 is larger than the thickness of the kerbstone/the kerbstone 3, the front vertical surface 21 is tightly attached to the kerbstone/the kerbstone 3, the rear vertical surface 23 is away from the kerbstone/the kerbstone 3 for a certain distance, and the rear vertical surface 23 is poured inside the rear pouring belt 4 after the construction of the rear pouring belt 4; the height of the front elevation 21 is equal to the height difference between the bottom surface of the surface layer 8 of the road and the bottom surface of the kerbstone/kerbstone 3, it needs to be noted that when the net sheet 1 is laid between the two surface layers 8, the height of the front elevation 21 is equal to the height difference between the bottom surface of the upper surface layer 8 and the bottom surface of the kerbstone/kerbstone 3, the height of the front elevation is equal to the height difference between the bottom surface of the footplate 9 and the bottom surface of the kerbstone/kerbstone 3 when the net sheet 1 is laid in the mortar layer 10 between the footplate 9 and the base layer 7, and the height of the rear elevation 23 is less than the height of the post-cast strip 4; the upper end of the front vertical surface 23 is provided with a fixed wing plate 24, the fixed wing plate 24 is vertical to the front vertical surface 21 and back to the rear vertical surface 23, and the fixed wing plate 24 is connected with the side surface of the net sheet 1.
The optimized scheme is that the hanging pieces 2 are arranged in a plurality, the hanging pieces 2 are evenly connected to the side face of the net piece 1, the net piece 1 and the test/kerb stone 3 are connected together through the hanging pieces 2, a stress point of transverse tension is provided for the net piece 1, when a hole is formed below a road and is not used for bearing a bottom surface load, the net piece 1 is cooperated with the hanging pieces 2, the kerb stone/kerb stone 3 is used for bearing a load above a collapse area, people or objects above the collapse area are prevented from directly falling into the hole area below, precious self-rescue time is provided for persons in distress, and precious time is also provided for later-stage rescue and emergency rescue.
In a preferable scheme, the fixing wing plate 24 is connected with the side surface of the mesh sheet 1 through a buckle or a binding band, and preferably, the material of the buckle or the binding band is the same as that of the mesh sheet 1.
Preferably, the rear vertical surface 24 and the bottom surface 22 are provided with first fixing holes 25, the size of each first fixing hole 25 is larger than the maximum grain diameter of aggregate for the concrete pouring of the kerbstone/curbstone 3, exposed coarse aggregate is arranged on the bottom surface and the back surface of the kerbstone/curbstone 3, and the first fixing holes 25 are matched with the exposed coarse aggregate to enable the pendant 2 and the kerbstone/curbstone 3 to be connected more stably. It should be noted that, the present invention is limited to the shape, distribution and number of the first fixing holes 25, the first fixing holes 25 may be rectangular, circular, oval, triangular or rhombic, may be evenly distributed, and may also be distributed in a staggered manner.
In a preferable scheme, the fixing wing plate 24 is provided with a second fixing hole 26, the second fixing hole 26 is matched with the hole of the net sheet 1, and the hanger 2 is connected with the net sheet 1 more stably and is connected with the surrounding soil layer more stably.
The utility model provides a pair of a manufacturing method for road cavity dropproof device, including the step:
s1: cutting a steel-plastic composite material plate with holes according to the width of a road to manufacture a net piece 1;
s2: and cutting the steel-plastic composite material plate according to the thickness and height of the kerbstone/curbstone 3 and the height of the road base layer 7 and the surface layer 8, and bending the cut steel-plastic composite material plate into a front vertical surface 21, a rear vertical surface 23, a bottom surface 22 and a fixed wing plate 24.
The utility model provides a pair of a construction method for road cavity dropproof device, including the step:
s1: paving the hanging piece 2 between the kerbstone/kerbstone 3 and the cement mortar bedding 5, wherein the front vertical surface 21 faces the inner side of the road;
and S2, paving the mesh sheet 1 between the base layer 7 and the surface layer 8 of the road, and connecting the mesh sheet 1 and the hanging pieces 2 by using buckles or binding bands.
An optimal scheme, the utility model provides a when being used for on the pavement of no surface course 8, mesh piece is laid between bed course 6 and pavement board 9 for preventing the device that the road falls.
Preferably, the scheme further comprises the step of pouring the rear vertical surface 23 when the post-cast strip 4 of the kerbstone/kerbstone 3 is constructed, so that the rear vertical surface 23 is completely wrapped in the concrete of the post-cast strip 4.
It should be noted that, general municipal asphalt pavement, 1 square meter upper strata road surface dead weight is about 100Kg, if the road below cavity leads to the road surface to produce 5 m's hole, the fracture road surface dead weight is 2.5 tons, adopts the utility model provides a device for road cavity anti-falling, net piece 1 that steel-plastic composite board made can bear two-way 50 KN's pulling force, and regional net piece 1 cooperation road both sides of collapsing curb/border stone 3 to and the regional net piece of not collapsing and the frictional force of soil layer on every side can hold regional top road of collapsing and the personnel in distress, provide the valuable time of saving oneself for the personnel in distress, prevent that the personnel in distress from directly falling to the cavity bottom and even by rivers rush into drainage pipe network or secret dark cave.
Through the technical scheme, lay the net piece of one deck steel-plastic composite between the surface course and the basic unit of road or bed course and footpath board, net piece both ends are passed through the pendant and are tied as an organic whole with curbstone/kerbstone, provide a side direction stress end for the net piece, whole stable structure that forms, form the cavity and lead to the road surface to sink the back below the road surface, the road surface and the pedestrian support column of the portion of caving can not directly fall into the cavity below, the net piece is in coordination with the pendant and curbstone/kerbstone will sink the road surface and pedestrian's support column of portion top, provide the valuable time of saving oneself for the valuable personnel in distress, and later stage rescue, the time of.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. The device for preventing the road cavity from falling is characterized by comprising a mesh and a pendant, wherein the mesh is rectangular;
the pendant includes preceding facade, back facade and bottom surface, preceding facade, back facade and bottom surface constitution flute profile, bottom surface length equals the thickness of kerbstone/rimstone, preceding facade height equals the surface course bottom surface of road with the difference in elevation of kerbstone/rimstone bottom surface, back facade height is less than the height in kerbstone/rimstone post-cast strip, preceding facade upper end is equipped with fixed pterygoid lamina, fixed pterygoid lamina is perpendicular preceding facade and dorsad the back facade, fixed pterygoid lamina with the net piece side is connected.
2. The device for road cavity falling prevention according to claim 1, wherein a plurality of hanging pieces are arranged, and the hanging pieces are uniformly connected to the side surface of the mesh.
3. The device for road cavity falling prevention according to claim 2, wherein the fixing wing plate is connected with the side surface of the mesh sheet through a buckle or a binding band.
4. The device for road cavity dropproof according to claim 3, wherein the rear vertical surface and the bottom surface are provided with first fixing holes, and the size of the first fixing holes is larger than the maximum particle size of the curb/curb cast concrete proportioning aggregate.
5. A device for preventing road cavities from falling off as claimed in claim 4, wherein the fixing wing plate is provided with a second fixing hole, and the second fixing hole is matched with the hole of the net sheet.
6. A device for road cavity dropproof according to claim 4, wherein the mesh and the suspender are steel-plastic composite plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921350855.1U CN210886809U (en) | 2019-08-20 | 2019-08-20 | Device for preventing road cavity from falling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921350855.1U CN210886809U (en) | 2019-08-20 | 2019-08-20 | Device for preventing road cavity from falling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210886809U true CN210886809U (en) | 2020-06-30 |
Family
ID=71335692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921350855.1U Withdrawn - After Issue CN210886809U (en) | 2019-08-20 | 2019-08-20 | Device for preventing road cavity from falling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210886809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110438863A (en) * | 2019-08-20 | 2019-11-12 | 中冶天工集团有限公司 | A kind of device, production method and the construction method dropproof for road cavity |
-
2019
- 2019-08-20 CN CN201921350855.1U patent/CN210886809U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110438863A (en) * | 2019-08-20 | 2019-11-12 | 中冶天工集团有限公司 | A kind of device, production method and the construction method dropproof for road cavity |
| CN110438863B (en) * | 2019-08-20 | 2024-06-07 | 中冶天工集团有限公司 | Device for preventing road cavity from falling, manufacturing method and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200630 Effective date of abandoning: 20240607 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200630 Effective date of abandoning: 20240607 |