CN112627237A - Manhole or valve well cover heightening device convenient for pavement upgrading and reconstruction and construction method - Google Patents
Manhole or valve well cover heightening device convenient for pavement upgrading and reconstruction and construction method Download PDFInfo
- Publication number
- CN112627237A CN112627237A CN202011310829.3A CN202011310829A CN112627237A CN 112627237 A CN112627237 A CN 112627237A CN 202011310829 A CN202011310829 A CN 202011310829A CN 112627237 A CN112627237 A CN 112627237A
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- Prior art keywords
- road
- manhole
- frame
- cover
- filling block
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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 238000007689 inspection Methods 0.000 claims abstract description 19
- 239000004567 concrete Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 7
- 239000010426 asphalt Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000001131 transforming effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 239000011449 brick Substances 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
A manhole or valve well cover heightening device convenient for upgrading and transforming pavements comprises a shaft and a well cover matched with the manhole or valve well, a frame and a filling block, wherein the frame is sleeved on the peripheries of the shaft and the well cover, and the filling block covers the well cover in the frame; the frame is composed of an annular base and a hollow short pipe welded to the upper part of the annular base, the annular base and the hollow short pipe are coaxial, and the well cover and the filling block are positioned in the hollow short pipe; the advantages are that: the technical problem that the well cover of an inspection well or a valve well is not convenient to heighten when an old road of an old city is reconstructed is solved; compared with the conventional construction method for heightening the manhole cover for improving the old road, the construction method is faster and more convenient, and is also beneficial to maintenance and management of the road and the manhole cover.
Description
Technical Field
The invention relates to the technical field of road construction, in particular to a manhole or valve well cover heightening device convenient for upgrading and transforming a road surface and a construction method.
Background
In order to improve the overall appearance of cities and improve the living environment of residents, more and more cities are dedicated to old road reconstruction (paving asphalt, replacing a pavement structure layer by a whole road or replacing sidewalk bricks) of old urban areas, but inspection wells or valve wells of water supply and drainage pipelines under the old urban roads or sidewalks are numerous, and the inspection wells or the valve wells and the covers need to be lifted simultaneously when the old roads are reconstructed. Generally, the construction needs to remove the manhole or valve well cover and the shaft below the manhole or valve well cover, then build the shaft with bricks or concrete, and finally install the removed manhole cover. The method has the problems that the construction period is long, building garbage is easy to fall into the well, dust is easy to cause in the process of removing and building materials, potential safety hazards are easy to cause in the removed well cover, and the like.
Disclosure of Invention
The invention provides a manhole or valve well cover heightening device convenient for pavement upgrading and reconstruction and a construction method, which are used for solving at least one technical defect and solving the technical problem that the manhole or valve well cover is not convenient to heighten when an old road in an old city is reconstructed.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention provides a manhole or valve well cover heightening device convenient for upgrading and reconstructing a road surface, which comprises a shaft, a manhole cover, a frame and a filling block, wherein the shaft, the manhole cover, the frame and the filling block are matched with the manhole or valve well;
the frame is composed of an annular base and a hollow short pipe welded to the upper part of the annular base, the annular base and the hollow short pipe are coaxial, and the well cover and the filling block are positioned in the hollow short pipe;
the top end faces of the annular base and the hollow short pipe are flush with the road subgrade after modification and the road pavement after modification respectively, and the diameter of the filling block covering the well cover is equal to the outer diameter of the shaft and smaller than the inner diameter of the hollow short pipe.
Preferably, the filling block covering the well lid is provided with at least two exhaust holes.
Preferably, the exhaust hole is followed the well lid sets up perpendicularly, and runs through cover in filling block on the well lid.
In a second aspect of the present invention, as shown in fig. 3, a construction method for upgrading and reconstructing a road surface including a manhole or a valve well cover is protected, which includes the steps of:
s1, before road reconstruction and upgrade: determining the elevations of a required road subgrade, a required road surface and a required manhole cover after transformation, and prefabricating a frame and a filling block for later use;
s2, road reconstruction and upgrade construction: removing the old road, after the reconstruction construction of the road subgrade is completed, sleeving a frame prefabricated in the step S1 outside a shaft of an inspection well or a valve well, and covering a well cover in the frame with a filling block prefabricated in the step S1;
and S3, constructing the road structure layer.
Preferably, in step S1, the frame is composed of an annular base and a hollow short tube welded to the upper part of the annular base; the filling block is made of light concrete or concrete and asphalt, and steel plate wrapping edges are arranged at the bottom and the side wall of the filling block.
Preferably, the inner diameter of the hollow short pipe is larger than the outer diameter of the shaft, the height of the hollow short pipe is smaller than or equal to the height from the road foundation after the reconstruction to the road pavement after the reconstruction, and the annular base is a rigid annular sheet.
Preferably, the diameter of the filler block is smaller than the inner diameter of the hollow stub.
Preferably, in step S2, the frame is installed so that the frame is parallel to the post-renovated roadbed.
Preferably, in step S1, the filling block has at least two air vents.
The invention relates to a manhole or valve well cover heightening device convenient for upgrading and transforming a road surface and a construction method, which have the advantages that: according to the road subgrade elevation after the transformation, the pavement elevation and the size of a shaft of a current inspection well, frames and filling blocks are prefabricated in advance, after the old road is transformed to break the current road, the frames are sleeved outside the shaft of the current inspection well or the valve well before the pavement structure layer is constructed, the prefabricated filling blocks are placed inside the current inspection well or the valve well, and then the pavement structure layer is laid on the whole road (the position of the inspection well or the valve well cover is avoided). After construction is completed, the frame and the pavement structure layer are fixed together, and when the well cover needs to be opened later, the filling block (a tool for prying the well cover conventionally) is only needed to be removed, and then the well cover is opened, so that the technical problem that the well cover of an inspection well or a valve well is not convenient to heighten when an old road of an old urban area is transformed is solved;
compared with the conventional construction method for heightening the manhole cover for improving the old road, the construction method is faster and more convenient, and is also beneficial to maintenance and management of the road and the manhole cover.
Drawings
FIG. 1 is a schematic sectional structural view of a manhole or valve well cover heightening device convenient for upgrading and transforming a road surface;
FIG. 2 is a schematic view of a top view structure of the manhole or valve well cover heightening device for facilitating the upgrading and reconstruction of a road surface;
FIG. 3 is a flow chart of a construction method for upgrading and reconstructing a road surface including a manhole or a valve well cover according to the invention;
wherein,
a shaft 1 and a well cover 2;
the frame 3, the annular base 31 and the hollow short pipe 32;
a filling block 4, an exhaust hole 41;
a road bed 5 and a road surface 6.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
In one embodiment of the invention, as shown in fig. 1 and 2, a manhole or valve well cover heightening device convenient for upgrading and reconstructing a road surface,
the manhole cover comprises a shaft 1, a manhole cover 2, a frame 3 and a filling block 4, wherein the shaft 1 and the manhole cover 2 are matched with an inspection well or a valve well, the frame 3 is sleeved on the peripheries of the shaft 1 and the manhole cover 2, and the filling block 4 covers the manhole cover 2 in the frame 3; furthermore, the filling block 4 is a precast block made of lightweight concrete or concrete plus asphalt, and the bottom and the side wall of the precast block are provided with steel plate covered edges;
in the specific embodiment, the frame 3 is composed of an annular base 31 and a hollow short pipe 32 welded to the upper part of the annular base 31, the annular base 31 and the hollow short pipe 32 are coaxial, and the well lid 2 and the filling block 4 are located in the hollow short pipe 32; further, the annular base 31 is a rigid ring plate, the width of the annular base on the outer wall of the shaft 1 is 200mm, and the hollow short pipe 32 is made of steel.
The present inspection well or the valve well is an inspection well or a valve well along the line of a general water supply and drainage pipeline, the shaft 1 and the well cover 2 are matched with each other for the inspection well or the valve well, and the well cover 2 of the inspection well or the valve well is parallel and level to the road surface 6 of the present road.
In the specific operation process, the top end faces of the annular base 31 and the hollow short pipe 32 are respectively flush with the road foundation 5 after modification and the road pavement 6 after modification, and the diameter of the filling block 4 covering the well lid 2 is equal to the outer diameter of the shaft 1 and smaller than the inner diameter of the hollow short pipe 32; the filling blocks 4 covering the well lid 2 are provided with at least two exhaust holes 41, preferably four exhaust holes 41, and two exhaust holes are symmetrically arranged along the transverse central line of the filling blocks 4, and the two exhaust holes 41 in each group of filling blocks 4 are symmetrically arranged along the longitudinal central line;
in a further embodiment, when the manhole or valve well cover 2 needs to be opened, the exhaust holes 41 are vertically disposed along the well cover 2 and penetrate through the filling blocks 4 covering the well cover 2 for saving time and labor. The exhaust hole 41 can also be called a prying hole, and a conventional tool for prying the well lid 2 is used for acting on the exhaust hole 41 so as to pry and remove the filling block 4 covered on the well lid 2.
In another embodiment:
the construction method for protecting the upgrading and reconstruction of the road surface comprising the manhole or the valve well cover comprises the following steps:
s1, before road reconstruction and upgrade: firstly, the elevations of the road subgrade 5, the pavement and the current well cover 2 required after transformation are determined, the steel hollow short pipe 32 is welded on the top of the rigid ring piece, and the steel hollow short pipe 32 and the rigid ring piece are coaxial; manufacturing a filling block 4 by using light concrete or concrete and asphalt, and wrapping the bottom and the side wall of the filling block 4 by using steel plates for later use;
wherein, the inner diameter of the hollow short pipe 32 is larger than the outer diameter of the shaft 1 on the road to be modified, the height is less than or equal to the height from the modified road subgrade 5 to the modified road pavement 6, and the diameter of the filling block 4 is smaller than the inner diameter of the hollow short pipe 32; the filling blocks 4 are provided with four exhaust holes 41, every two of the exhaust holes are symmetrically arranged along the transverse central line of the filling blocks 4, and the two exhaust holes 41 in each group of filling blocks 4 are symmetrically arranged along the longitudinal central line;
s2, road reconstruction and upgrade construction: the old road is broken, after the reconstruction construction of the road subgrade 5 is completed, the frame 3 prefabricated in the step S1 is sleeved outside the inspection well or the valve well shaft 1, and when the frame 3 is installed, the frame 3 is parallel to the reconstructed road subgrade 5;
and then covering the well lid 2 in the frame 3 with the filling block 4 prefabricated in the step S1.
And S3, constructing the road structure layer.
When the road transformation is accomplished the back, when inspection shaft or valve well lid 2 need be opened, the instrument that adopts conventional sled well lid 2 passes through earlier exhaust hole 41 (sled trompil) is putd aside filling block 4 can expose and open the well lid 2 that covers.
The method successfully solves the problems that the conventional construction method has long construction period, easily causes building rubbish to fall into the well, easily causes dust in the demolished and built building materials, easily causes potential safety hazards in the demolished well cover and the like.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. The utility model provides a device is increased to inspection shaft or valve well lid convenient to road surface upgrading is reformed transform which characterized in that: the manhole cover comprises a shaft (1) and a manhole cover (2) which are matched with an inspection well or a valve well, a frame (3) and a filling block (4), wherein the frame (3) is sleeved on the peripheries of the shaft (1) and the manhole cover (2), and the filling block (4) covers the manhole cover (2) in the frame (3);
the frame (3) is composed of an annular base (31) and a hollow short pipe (32) welded to the upper part of the annular base (31), the annular base (31) and the hollow short pipe (32) are coaxial, and the well cover (2) and the filling block (4) are positioned in the hollow short pipe (32);
the top end face of the annular base (31) and the top end face of the hollow short pipe (32) are flush with the road subgrade (5) after transformation and the road pavement (6) after transformation respectively, and the diameter of the filling block (4) on the well cover (2) is equal to the outer diameter of the shaft (1) and smaller than the inner diameter of the hollow short pipe (32).
2. The manhole or valve well cover heightening device convenient for upgrading and reconstructing the road surface and the construction method of the manhole or valve well cover heightening device convenient for upgrading and reconstructing the road surface as claimed in claim 1, wherein: at least two exhaust holes (41) are arranged on the filling block (4) covered on the well lid (2).
3. The manhole or valve well cover heightening device convenient for upgrading and reconstructing the road surface and the construction method of the manhole or valve well cover heightening device convenient for upgrading and reconstructing the road surface as claimed in claim 2, wherein: exhaust hole (41) are followed well lid (2) set up perpendicularly, and run through cover in filling block (4) on well lid (2).
4. A construction method for upgrading and reconstructing a road surface comprising a manhole or a valve well cover is characterized in that: the method comprises the following steps:
s1, before road reconstruction and upgrade: the elevations of a required road subgrade (5), a required road surface and a required manhole cover (2) after transformation are determined, and a frame (3) and a filling block (4) are prefabricated for later use;
s2, road reconstruction and upgrade construction: the old road is broken, after the reconstruction construction of the road subgrade (5) is completed, a frame (3) prefabricated in the step S1 is sleeved outside a shaft (1) of an inspection well or a valve well, and then a filling block (4) prefabricated in the step S1 is covered on a well cover (2) in the frame (3);
and S3, constructing the road structure layer.
5. The construction method according to claim 4, wherein: in step S1, the frame (3) is composed of an annular base (31) and a hollow short tube (32) welded to the upper part of the annular base (31); the filling blocks (4) are made of light concrete or concrete and asphalt, and the bottom and the side wall of each filling block (4) are provided with steel plate covered edges.
6. The construction method according to claim 5, wherein: the inner diameter of the hollow short pipe (32) is larger than the outer diameter of the shaft (1), the height of the hollow short pipe is smaller than or equal to the height from the road foundation (5) to the road pavement (6), and the annular base (31) is a rigid ring sheet.
7. The construction method according to claim 5, wherein: the diameter of the filling block (4) is smaller than the inner diameter of the hollow short pipe (32).
8. The construction method according to claim 4, wherein: in step S2, when the frame (3) is installed, the frame (3) is made parallel to the post-renovated roadbed (5).
9. The construction method according to claim 4, wherein: in step S1, the filling block (4) is provided with at least two vent holes (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310829.3A CN112627237A (en) | 2020-11-20 | 2020-11-20 | Manhole or valve well cover heightening device convenient for pavement upgrading and reconstruction and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310829.3A CN112627237A (en) | 2020-11-20 | 2020-11-20 | Manhole or valve well cover heightening device convenient for pavement upgrading and reconstruction and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112627237A true CN112627237A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011310829.3A Pending CN112627237A (en) | 2020-11-20 | 2020-11-20 | Manhole or valve well cover heightening device convenient for pavement upgrading and reconstruction and construction method |
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|---|---|
| CN (1) | CN112627237A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10326636A1 (en) * | 2003-06-11 | 2004-12-30 | Georg Prinzing Gmbh & Co. Kg Betonformen- Und Maschinenfabrik | Manhole cover with ventilation |
| CN203403438U (en) * | 2013-06-14 | 2014-01-22 | 武汉市政工程设计研究院有限责任公司 | Inspection well cover with protective construction die ring |
| CN109972659A (en) * | 2019-04-09 | 2019-07-05 | 济南城建集团有限公司 | The novel municipal administration of one kind checks well construction and construction method |
| CN211498963U (en) * | 2019-12-16 | 2020-09-15 | 江苏交科交通设计研究院有限公司 | A electric power inspection well lid board for city pavement |
-
2020
- 2020-11-20 CN CN202011310829.3A patent/CN112627237A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10326636A1 (en) * | 2003-06-11 | 2004-12-30 | Georg Prinzing Gmbh & Co. Kg Betonformen- Und Maschinenfabrik | Manhole cover with ventilation |
| CN203403438U (en) * | 2013-06-14 | 2014-01-22 | 武汉市政工程设计研究院有限责任公司 | Inspection well cover with protective construction die ring |
| CN109972659A (en) * | 2019-04-09 | 2019-07-05 | 济南城建集团有限公司 | The novel municipal administration of one kind checks well construction and construction method |
| CN211498963U (en) * | 2019-12-16 | 2020-09-15 | 江苏交科交通设计研究院有限公司 | A electric power inspection well lid board for city pavement |
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Application publication date: 20210409 |
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| RJ01 | Rejection of invention patent application after publication |