CN110195396B - Road drainage structure - Google Patents
Road drainage structure Download PDFInfo
- Publication number
- CN110195396B CN110195396B CN201910466126.0A CN201910466126A CN110195396B CN 110195396 B CN110195396 B CN 110195396B CN 201910466126 A CN201910466126 A CN 201910466126A CN 110195396 B CN110195396 B CN 110195396B
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- Prior art keywords
- bottom plate
- block
- groove
- cover body
- drainage
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/227—Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
- E03F2005/065—Gully gratings with elastic locking elements
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
The embodiment of the invention provides a road drainage structure, which comprises a drainage groove, a drainage well connected with the drainage groove and a well cover used for covering the well mouth of the drainage well; the well lid comprises a framework, a plurality of hollowed-out cover bodies and a separating piece, wherein the framework is positioned at the well mouth and connected with the drainage well, the cover bodies are connected with the framework, and the well mouth is sealed by the cover bodies; the separating piece is connected with the framework, and the separating piece can move relative to the framework so that the cover body is separated from the framework in the direction away from the drainage groove. When the drainage well is cleaned and maintained, the well cover is convenient to open, time and labor are saved, and the operation efficiency is high.
Description
Technical Field
The invention relates to the field of road construction, in particular to a road drainage structure.
Background
The road drainage comprises a road surface drainage part and a roadside drainage part, the road surface drainage part comprises a base layer, a waterproof layer and a permeable layer from bottom to top, and a road surface drainage ditch is arranged above the waterproof layer; the roadside drainage part comprises permeable curb stones arranged on two sides of the road and adjacent to the pavement drainage part, and roadside drainage grooves below the permeable curb stones. Drainage ditches are arranged on the drainage ditches at intervals, and a well cover is arranged on the drainage ditches.
The conventional road drainage structure has the following disadvantages:
the well lid is installed at the top of drainage well, when maintaining drainage well or cleaning impurity, needs open the well lid, and the well lid is opened the operation difficulty, and cleaning efficiency is low.
Disclosure of Invention
The object of the present invention includes, for example, providing a road drainage structure which facilitates the removal of a manhole cover from a drainage well when repairing or cleaning the drainage well, saves time and labor, and improves work efficiency.
Embodiments of the invention may be implemented as follows:
the embodiment of the invention provides a road drainage structure, which comprises a drainage groove, a drainage well connected with the drainage groove and a well cover for covering the well mouth of the drainage well; the well lid comprises a framework, a plurality of hollowed-out cover bodies and a separating piece, wherein the framework is positioned at the well mouth and connected with the drainage well, the cover bodies are connected with the framework, and the well mouth is sealed by the cover bodies; the separating piece is connected with the framework, and the separating piece can move relative to the framework so that the cover body is separated from the framework in the direction away from the drainage groove.
Optionally, the skeleton includes central connector and many location strips, many location strips all with central connector is connected, and many the location strip is radially arranged in on central connector global, and is adjacent be connected with one between the location strip the lid.
Optionally, the positioning strip includes a strip-shaped bottom plate and a strip-shaped limiting block, a connecting portion and mounting portions located on two opposite sides of the connecting portion are arranged on one surface of the bottom plate, the limiting block is located on the mounting portions and connected with the bottom plate, and the length direction of the limiting block is the same as that of the bottom plate; the cover body is inserted with the corresponding mounting part on the bottom plate; the limiting block is provided with a limiting groove and an avoiding hole, the notch of the limiting groove is positioned on one side surface of the limiting block, which is far away from the bottom plate, and the avoiding hole is positioned on the side part of the limiting block, which is along the circumferential direction of the central connecting body, and is communicated with the limiting groove; the separating piece comprises a pressing block and an inserting block, the inserting block is connected with the bottom plate in a sliding mode and provided with an inserting end capable of extending out of the avoiding hole, the inserting block is provided with a first inclined surface and a second inclined surface, and the first inclined surface extends to the inserting end; the pressing block is clamped in the limiting groove, the pressing block is in sliding fit with the limiting block along the groove depth direction of the limiting groove, and the pressing block is provided with a third inclined surface matched with the second inclined surface; when the pressing block is pressed to move along the direction close to the bottom plate, the third inclined surface can be abutted against the second inclined surface, the inserting end of the inserting block is driven to extend out of the avoiding hole and be inserted into a seam formed by the cover body and the bottom plate at the contact position, and then the second inclined surface extrudes the cover body, and the cover body can be separated from the bottom plate in the direction away from the drainage groove.
Optionally, the separating element further comprises an elastic resetting element, and the pressing block is connected with the bottom plate through the elastic resetting element.
Optionally, the limiting block has a first protrusion, the pressing block has a second protrusion, and the second protrusion is located between the first protrusion and the bottom plate to prevent the pressing block from falling off from the limiting groove.
Optionally, the limiting block is provided with the avoiding hole along two opposite sides of the central connector in the circumferential direction, two opposite third inclined planes are arranged on the pressing block, and each third inclined plane is in extrusion press fit with at least one insertion block, so that the corresponding insertion end of the insertion block extends out of the avoiding hole.
Optionally, the insertion end of the insertion block is provided with a hook portion, the insertion block is further provided with a transition section and an insertion section, the hook portion, the transition section and the insertion section are sequentially connected, and the first inclined surface is located at the insertion section; a hook groove is formed in the surface, in contact with the bottom plate, of the cover body, the hook part is clamped with the hook groove in a releasable mode, when the hook part is clamped with the hook groove, the movement of the cover body towards the direction away from the bottom plate is limited, and when the hook part is separated from the hook groove, the cover body can be separated from the bottom plate towards the direction away from the bottom plate; when the pressing block is pressed, the inserting block has a first stroke and a second stroke, when the inserting block slides relative to the base plate in the first stroke, the hook part is separated from the hook groove, and when the inserting block slides relative to the base plate in the second stroke, the first inclined surface is in contact with the cover body and extrudes the cover body, so that the cover body moves in the direction away from the base plate, and then is separated from the base plate.
Optionally, a sliding groove is formed in the bottom plate, and the insertion block is in sliding fit with the sliding groove.
Optionally, the number of the positioning strips is four, and the four positioning strips are uniformly arranged at intervals along the circumferential direction of the central connector.
Optionally, the number of the cover bodies is four, and the outer contour of each cover body is in a sector shape.
The road drainage structure of the embodiment of the invention has the beneficial effects of, for example:
the road drainage structure that this embodiment provided, well lid include skeleton, a plurality of lid and install the separator on the skeleton. The well lid is split type structure, is convenient for make processing, also is convenient for install. When the drainage well needs to be maintained or cleaned, one, some or all cover bodies can be selectively opened, and the single cover body is light in weight and saves more labor when being opened. In the process of opening the cover body, the connecting position of the cover body and the framework is loosened through the separating piece, the cover body moves for a certain distance relative to the framework, the suction force between the cover body and the framework is small, the external force required when the cover body is opened is further reduced, and the operation efficiency can be improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of a road drainage structure provided in this embodiment;
fig. 2 is a schematic view of the manhole cover provided in this embodiment;
FIG. 3 is a schematic view of a cross-sectional structure of the corresponding location in FIG. 2;
FIG. 4 is an enlarged partial schematic view of FIG. 3;
fig. 5 is a schematic view of the framework provided in this embodiment.
Icon: a water discharge tank 1; a drainage well 2; a well cover 3; a framework 4; a lid body 5; a separating member 6; a central connecting body 7; a positioning strip 8; a bottom plate 9; a limiting block 10; a connecting portion 11; a mounting portion 12; a limit groove 13; a relief hole 14; a pressing block 15; an insertion block 16; a first slope 17; a second inclined surface 18; a third slope 19; an elastic restoring member 20; a first boss portion 21; the second boss 22; a hook portion 23; a hook groove 24; a chute 25.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. indicate an orientation or a positional relationship based on that shown in the drawings or that the product of the present invention is used as it is, this is only for convenience of description and simplification of the description, and it does not indicate or imply that the device or the element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Traditional well lid is installed behind the well head of drainage shaft, because the well lid receives external pressure for a long time, and the well lid easily adsorbs in the well head department of drainage shaft, and the well lid is difficult for taking off.
Referring to fig. 1 to 5, the present embodiment provides a road drainage structure suitable for drainage of highways, and the road drainage structure can be disposed at two sides of a highway to improve drainage efficiency. And this road drainage structure is when maintenance or clearance drainage well 2, and the operation labour saving and time saving of opening well lid 3 improves the operating efficiency.
The road drainage structure provided by the embodiment comprises a drainage groove 1, a drainage well 2 connected with the drainage groove 1 and a well cover 3 used for covering the well mouth of the drainage well 2; the well lid 3 comprises a framework 4, a plurality of hollowed-out cover bodies 5 and separating pieces 6, wherein the framework 4 is positioned at the well mouth and connected with the drainage well 2, the cover bodies 5 are all connected with the framework 4, and the well mouth is sealed by the cover bodies 5; the separating member 6 is connected to the frame 4, and the separating member 6 is movable relative to the frame 4 to separate the contact position of the lid 5 with the frame 4 in a direction away from the drain tank 1.
The road drainage structure that this embodiment provided, well lid 3 includes skeleton 4, a plurality of lid 5 and installs separator 6 on skeleton 4. The well lid 3 is of a split structure, so that the well lid is convenient to manufacture and install. When the drainage well 2 needs to be maintained or cleaned, one, some or all of the cover bodies 5 can be selectively opened, and the single cover body 5 is light in weight and saves more labor when being opened. In the process of opening the cover body 5, the connecting position of the cover body 5 and the framework 4 is loosened through the separating piece 6, the cover body 5 moves for a certain distance relative to the framework 4, the suction force between the cover body 5 and the framework 4 is small, the external force required when the cover body 5 is opened is further reduced, and the operation efficiency can be improved.
It should be noted that, the structure and the size of the drainage channel 1 are set as required, and the drainage channels 1 can be arranged on both sides of the road, so that the drainage efficiency is improved. In addition, the number of the drainage wells 2 connected to the drainage channel 1 is set as required, for example, the distance between two adjacent drainage wells 2 on the same drainage channel 1 is 5m to 10 m.
In this embodiment, the drainage well 2 may be a cylindrical well, and the wellhead of the drainage well 2 is a circular port. Correspondingly, the well lid 3 is discoid, and the shape size phase-match with the well head.
Optionally, the well lid 3 comprises a framework 4, four cover bodies 5 and four separating members 6. Obviously, in other embodiments, the number of the cover 5 is plural and is not limited to four, and the number of the separating members 6 is plural and is not limited to four, which are not listed herein.
Optionally, the framework 4 includes a disk-shaped central connecting body 7 and four positioning bars 8, and both the central connecting body 7 and the positioning bars 8 may be made of a metal material, for example, both the central connecting body 7 and the positioning bars 8 may be made of iron or steel. Furthermore, the central connector 7 and the four positioning bars 8 are integrally formed, the four positioning bars 8 are positioned on the circumferential surface of the central connector 7 and are radially arranged by taking the central connector 7 as the center, and the framework 4 is firm and reliable in structure and long in service life.
Further, the positioning strip 8 includes a long-strip-shaped bottom plate 9 and a long-strip-shaped limiting block 10, a connecting portion 11 and mounting portions 12 located on two opposite sides of the connecting portion 11 are arranged on one surface of the bottom plate 9, the limiting block 10 is located on the mounting portions 12 and connected with the bottom plate 9, and the length direction of the limiting block 10 is the same as the length direction of the bottom plate 9. Lid 5 pegs graft with the installation department 12 on the bottom plate 9 that corresponds, and is concrete, every lid 5 be the fan-shaped that central angle is 90 degrees, and every lid 5 and two installation departments 12 butt of two adjacent stopper 10. Be provided with spacing groove 13 and dodge hole 14 on stopper 10, the notch of spacing groove 13 is located stopper 10 and keeps away from a side of bottom plate 9, and the length direction of spacing groove 13 is on a parallel with the length direction of stopper 10, dodges hole 14 and is located stopper 10 along the ascending lateral part in circumference of central connector 7, and with spacing groove 13 intercommunication, and is further, dodge the length direction of the axis perpendicular to spacing groove 13 of hole 14.
Optionally, the separating element 6 includes a pressing block 15 and an insertion block 16, the insertion block 16 is slidably connected to the bottom plate 9, the insertion block 16 has an insertion end that can protrude from the avoiding hole 14, the insertion block 16 has a first inclined surface 17 and a second inclined surface 18, and the first inclined surface 17 extends to the insertion end; the pressing block 15 is clamped in the limiting groove 13, the pressing block 15 is in sliding fit with the limiting block 10 along the groove depth direction of the limiting groove 13, and the pressing block 15 is provided with a third inclined surface 19 matched with the second inclined surface 18; when the pressing block 15 is pressed to move in a direction close to the bottom plate 9, the third inclined surface 19 can abut against the second inclined surface 18, and the insertion end of the insertion block 16 is driven to extend out of the avoiding hole and to be inserted into a seam formed at the contact position of the cover body 5 and the bottom plate 9, so that the second inclined surface 18 presses the cover body 5, and the cover body 5 can be separated from the bottom plate 9 in a direction away from the drainage groove 1.
Optionally, the separating element 6 further comprises an elastic restoring element 20, and the elastic restoring element 20 may be a spring, and obviously, in other embodiments, the elastic element may be a rubber column. The pressing block 15 is connected with the bottom plate 9 through the elastic resetting piece 20, after the pressing block 15 is pressed to move towards the bottom plate 9, the external force is removed, and under the action of the elastic resetting piece 20, the pressing piece moves towards the direction away from the bottom plate 9 to the initial non-pressed position.
Further, the stopper 10 has two first protrusions 21, and the two first protrusions 21 are located on two sides of the width direction of the stopper groove 13. The pressing block 15 has two second protrusions 22, the number of the second protrusions 22 is two, the two second protrusions 22 correspond to the two first protrusions 21, and the second protrusions 22 are located between the first protrusions 21 and the bottom plate 9 to prevent the pressing block 15 from falling off from the limiting groove 13. In other words, the stopper groove 13 is a T-shaped groove.
Furthermore, the limiting block 10 is provided with avoiding holes 14 along two opposite sides of the central connecting body 7 in the circumferential direction, the pressing block 15 is provided with two opposite third inclined surfaces 19, and each third inclined surface 19 is in extrusion fit with at least one insertion block 16, so that the insertion end of the corresponding insertion block 16 extends out of the avoiding hole 14. When one limiting block 10 is pressed towards the bottom plate 9, the inserting blocks 16 positioned on two sides of the pressing piece move towards two sides relatively, the inserting blocks 16 are inserted between the corresponding bottom plate 9 and the cover body 5, and then the inserting ends are inserted into the joint of the connecting positions of the cover body 5 and the bottom plate 9, so that the cover body 5 is far away from the bottom plate 9, the two are separated, and the cover body 5 can be conveniently taken down from the framework 4.
Furthermore, the insertion end of the insertion block 16 is provided with a hook portion 23, the insertion block 16 is further provided with a transition section and an insertion section, the hook portion 23, the transition section and the insertion section are sequentially connected, and the first inclined surface 17 is located at the insertion section; a hook groove 24 is formed in the plate surface of the cover body 5, which is in contact with the bottom plate 9, the hook part 23 is clamped with the hook groove 24 in a dismountable way, when the hook part 23 is clamped with the hook groove 24, the movement of the cover body 5 towards the direction away from the bottom plate 9 is limited, and when the hook part 23 is separated from the hook groove 24, the cover body 5 can be separated from the bottom plate 9 towards the direction away from the bottom plate 9; when the pressing block 15 is pressed, the insertion block 16 has a first stroke (indicated by S in the drawing) and a second stroke, when the insertion block 16 slides relative to the base plate 9 in the first stroke, the hook portion 23 is separated from the hook groove 24, and when the insertion block 16 slides relative to the base plate 9 in the second stroke, the first inclined surface 17 contacts the cover 5 and presses the cover 5, so that the cover 5 moves in a direction away from the base plate 9, and is separated from the base plate 9. Due to the structural design, in the process that the cover body 5 is installed on the framework 4, the hook part 23 is clamped with the hook groove 24, the cover body 5 is not easy to separate from the framework 4, and the well lid 3 is firm and reliable in structure. When the cover body 5 needs to be detached, the pressing member moves towards the bottom plate 9, because the hook portion 23 is engaged with the hook groove 24, if the first inclined surface 17 directly presses the cover body 5, the engagement between the cover body 5 and the insertion portion is firmer, which is not convenient for separating the cover body 5 and the insertion portion, in this embodiment, after the cover body 5 is installed on the framework 4, the hook portion 23 is engaged with the hook groove 24, at this time, a certain distance is provided between the first inclined surface 17 and the cover body 5, in the process of moving the pressing block 15 towards the bottom plate 9, the first inclined surface 17 is close to the cover body 5 without pressing the cover body 5 when moving in the first stroke, when moving to the state that the hook portion 23 is separated from the hook groove 24, the first inclined surface 17 contacts with the cover body 5, the cover.
Optionally, a sliding groove 25 is provided on the bottom plate 9, and the insertion block 16 is in sliding fit with the sliding groove 25. Through setting up spout 25, both guarantee the gliding stability of plug block 16, guarantee again that plug block 16 can not influence the installation of lid 5, the area of contact of lid 5 and the installation department 12 of bottom plate 9 is big, and lid 5 installation back, and the structure with bottom plate 9 is compacter, not fragile.
The road drainage structure that this embodiment provided, maintenance and clean convenience.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. A road drainage structure, comprising:
the drainage device comprises a drainage groove, a drainage well connected with the drainage groove and a well cover used for covering the well mouth of the drainage well; the well lid comprises a framework, a plurality of hollowed-out cover bodies and a separating piece, wherein the framework is positioned at the well mouth and connected with the drainage well, the cover bodies are connected with the framework, and the well mouth is sealed by the cover bodies; the separating piece is connected with the framework and can move relative to the framework so as to separate the contact position of the cover body and the framework in the direction away from the drainage groove;
the framework comprises a central connector and a plurality of positioning strips, the positioning strips are connected with the central connector, the positioning strips are radially arranged on the peripheral surface of the central connector, and the cover body is connected between every two adjacent positioning strips;
the positioning strip comprises a strip-shaped bottom plate and a strip-shaped limiting block, a connecting part and mounting parts which are positioned on two opposite sides of the connecting part are arranged on one surface of the bottom plate, the limiting block is positioned on the mounting parts and connected with the bottom plate, and the length direction of the limiting block is the same as that of the bottom plate; the cover body is inserted with the corresponding mounting part on the bottom plate; the limiting block is provided with a limiting groove and an avoiding hole, the notch of the limiting groove is positioned on one side surface of the limiting block, which is far away from the bottom plate, and the avoiding hole is positioned on the side part of the limiting block, which is along the circumferential direction of the central connecting body, and is communicated with the limiting groove; the separating piece comprises a pressing block and an inserting block, the inserting block is connected with the bottom plate in a sliding mode and provided with an inserting end capable of extending out of the avoiding hole, the inserting block is provided with a first inclined surface and a second inclined surface, and the first inclined surface extends to the inserting end; the pressing block is clamped in the limiting groove, the pressing block is in sliding fit with the limiting block along the groove depth direction of the limiting groove, and the pressing block is provided with a third inclined surface matched with the second inclined surface; when the pressing block is pressed to move along the direction close to the bottom plate, the third inclined surface can be abutted against the second inclined surface, the inserting end of the inserting block is driven to extend out of the avoiding hole and be inserted into a seam formed by the cover body and the bottom plate at the contact position, and then the second inclined surface extrudes the cover body, and the cover body can be separated from the bottom plate in the direction away from the drainage groove.
2. The road drainage structure according to claim 1, characterized in that:
the separating piece further comprises an elastic resetting piece, and the pressing block is connected with the bottom plate through the elastic resetting piece.
3. The road drainage structure according to claim 1 or 2, characterized in that:
the limiting block is provided with a first protruding portion, the pressing block is provided with a second protruding portion, and the second protruding portion is located between the first protruding portion and the bottom plate so as to prevent the pressing block from falling off from the limiting groove.
4. The road drainage structure according to claim 1, characterized in that:
the limiting block is provided with the avoidance hole along the two opposite sides of the central connecting body in the circumferential direction, two opposite third inclined planes are arranged on the pressing block, and each third inclined plane is in extrusion press fit with at least one inserting block, so that the corresponding inserting end of the inserting block extends out of the avoidance hole.
5. The road drainage structure according to claim 1, characterized in that:
the insertion end of the insertion block is provided with a hook part, the insertion block is also provided with a transition section and an insertion section, the hook part, the transition section and the insertion section are sequentially connected, and the first inclined surface is positioned on the insertion section; a hook groove is formed in the surface, in contact with the bottom plate, of the cover body, the hook part is clamped with the hook groove in a releasable mode, when the hook part is clamped with the hook groove, the movement of the cover body towards the direction away from the bottom plate is limited, and when the hook part is separated from the hook groove, the cover body can be separated from the bottom plate towards the direction away from the bottom plate; when the pressing block is pressed, the inserting block has a first stroke and a second stroke, when the inserting block slides relative to the base plate in the first stroke, the hook part is separated from the hook groove, and when the inserting block slides relative to the base plate in the second stroke, the first inclined surface is in contact with the cover body and extrudes the cover body, so that the cover body moves in the direction away from the base plate, and then is separated from the base plate.
6. The road drainage structure according to claim 5, characterized in that:
the bottom plate is provided with a sliding groove, and the insertion block is in sliding fit with the sliding groove.
7. The road drainage structure according to claim 1, characterized in that:
the number of the positioning strips is four, and the four positioning strips are uniformly distributed at intervals along the circumferential direction of the central connector.
8. The road drainage structure according to claim 7, characterized in that:
the number of the cover bodies is four, and the outer contour of each cover body is fan-shaped.
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CN201910466126.0A CN110195396B (en) | 2019-05-31 | 2019-05-31 | Road drainage structure |
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CN201910466126.0A CN110195396B (en) | 2019-05-31 | 2019-05-31 | Road drainage structure |
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CN110195396B true CN110195396B (en) | 2021-03-23 |
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CN208578138U (en) * | 2018-07-10 | 2019-03-05 | 中山市武汉理工大学先进工程技术研究院 | A kind of lift drainage manhole cover |
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CN208733764U (en) * | 2018-08-17 | 2019-04-12 | 南京广建设计工程有限公司 | A kind of road drainage system |
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CN201080650Y (en) * | 2007-08-22 | 2008-07-02 | 王康 | Water drainage well cover |
KR20110133162A (en) * | 2010-06-04 | 2011-12-12 | 니스코 주식회사 | Manhole covers having automatic hanging function and assembly thereof |
CN204385771U (en) * | 2015-01-08 | 2015-06-10 | 四川建筑职业技术学院 | A kind of pressing safety well lid |
CN206769005U (en) * | 2017-05-20 | 2017-12-19 | 江苏建设控股集团有限公司 | A kind of easy-opening floor drain |
CN208578138U (en) * | 2018-07-10 | 2019-03-05 | 中山市武汉理工大学先进工程技术研究院 | A kind of lift drainage manhole cover |
CN208650231U (en) * | 2018-08-09 | 2019-03-26 | 仙游县鑫恒机械有限公司 | One kind can water discharging manhole cover capable of automatically hoisting |
CN208733764U (en) * | 2018-08-17 | 2019-04-12 | 南京广建设计工程有限公司 | A kind of road drainage system |
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