CN115341578B - Enclosed structure of observation well and construction method thereof - Google Patents
Enclosed structure of observation well and construction method thereof Download PDFInfo
- Publication number
- CN115341578B CN115341578B CN202210862828.2A CN202210862828A CN115341578B CN 115341578 B CN115341578 B CN 115341578B CN 202210862828 A CN202210862828 A CN 202210862828A CN 115341578 B CN115341578 B CN 115341578B
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- observation well
- protruding section
- observation
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- 238000010276 construction Methods 0.000 title abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 28
- 238000001914 filtration Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 101150054854 POU1F1 gene Proteins 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
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
- E02D29/125—Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the lining of the shaft
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/20—Restraining of underground water by damming or interrupting the passage of underground water by displacing the water, e.g. by compressed air
-
- 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
- E02D29/121—Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the connection between shaft elements, e.g. of rings forming said shaft
-
- 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
-
- 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
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/66—Mould-pipes or other moulds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Agronomy & Crop Science (AREA)
- Soil Sciences (AREA)
- Sewage (AREA)
Abstract
The present invention provides a closed structure of an observation well, the top of which protrudes out of the ground to form a protruding section, the closed structure comprising: a well lid attached to the well head of the observation well and used for plugging the well head; pouring a cushion layer which is formed on the ground and positioned around the protruding section, wherein a set interval is formed between the side wall of the cushion layer and the protruding section so as to form an accommodating space; the baffle is fixedly connected with the cushion layer and used for covering the accommodating space. According to the invention, the well cover is arranged on the observation well, and the cushion layer is arranged around the well cover, so that the observation well can be covered, the road passing is ensured, and the construction efficiency is improved.
Description
Technical Field
The invention relates to the technical field of observation wells, in particular to a closed structure of an observation well and a construction method thereof.
Background
According to the design scheme requirement of the deep foundation pit precipitation of the subway station, 1 group of observation wells are arranged at the outer side of the subway foundation pit at intervals of about 2m in the position of the underground continuous wall, the ground part of the wellhead of the conventional observation well is a brick or cast-in-place concrete platform higher than the ground part, so that soil or sundries are prevented from falling into the observation wells, the road at the outer side of the foundation pit becomes uneven, the road passing is seriously influenced by the well wall of the observation well, and the soil discharging efficiency of a foundation pit excavator and the passing efficiency of construction vehicles and machinery are seriously influenced.
Disclosure of Invention
In view of the above, the invention provides a closed structure of an observation well, which solves the technical problem that the wall of the observation well affects the road traffic in the traditional construction.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
A closed structure of an observation well, a top of the observation well protruding out of the ground to form a protruding section, the closed structure comprising:
a well lid attached to the well head of the observation well and used for plugging the well head;
Pouring a cushion layer which is formed on the ground and positioned around the protruding section, wherein a set interval is formed between the side wall of the cushion layer and the protruding section so as to form an accommodating space;
the baffle is fixedly connected with the cushion layer and used for covering the accommodating space.
The invention further improves the closed structure of the observation well, which is characterized by further comprising a filter layer paved on the ground and attached to the outer wall of the protruding section, wherein the top elevation of the filter layer is lower than the top elevation of the well lid and is embedded in the cushion layer.
The invention further improves the sealing structure of the observation well, which is characterized by further comprising a drainage ditch arranged at the side part of the observation well far away from the foundation pit and a drainage pipe, wherein one end of the drainage ditch is communicated with the filter layer, and the other end of the drainage ditch is communicated with the drainage ditch.
The sealing structure of the observation well is further improved in that the elevation of the part of the drain pipe close to the drain ditch is lower than the elevation of the part of the drain pipe close to the filter layer so as to be inclined.
The sealing structure of the observation well is further improved by further comprising a sealing layer which is formed on the side wall of the observation well in a pouring mode and fixedly connected to the bottom of the filtering layer.
The invention further improves the sealing structure of the observation well, which comprises a water stop strip fixed on the side wall of the observation well and buried in the sealing layer.
The invention further improves the closed structure of the observation well, which is characterized by further comprising a groove which is arranged on the side wall of the cushion layer and is close to the top, wherein the baffle is partially arranged on the groove.
The invention further improves the sealing structure of the observation well in that the well cover comprises a pressing plate covered on the top of the well mouth and a ring plate fixed on the bottom surface of the pressing plate and the side part of the ring plate is attached to the inner wall of the observation well.
A construction method of a closed structure of an observation well comprises the following steps:
providing a well cover, and plugging a well mouth of the observation well by using the well cover;
pouring a cushion layer on the ground around the protruding section, wherein a set interval is formed between the side wall of the cushion layer and the protruding section to form a containing space;
providing a baffle plate, and covering the accommodating space by using the baffle plate cover.
Further, before pouring to form the cushion layer, the method further comprises:
paving a filtering layer on the ground positioned on the outer wall of the protruding section, wherein the filtering layer is attached to the outer wall of the protruding section, and the top elevation is lower than the top elevation of the well lid;
Excavating a side part of the observation well far away from the foundation pit to form a drainage ditch;
Providing the drain pipe, communicating one end of the drain pipe with the filter layer and the other end of the drain pipe with the drain ditch, after pouring to form the cushion layer, burying the drain pipe in the cushion layer, and allowing accumulated water to flow into the drain ditch through the drain pipe after being filtered by the filter layer.
According to the closed structure of the observation well, the water stop bars are arranged on the well body of the observation well, the sealing layers are formed by pouring around the water stop bars, the filter layers are arranged on the tops of the sealing layers, so that rainwater or penetrating water is prevented from entering the bottom of the observation well in a large amount, stability of the observation well is improved, the drainage ditches are arranged on the side parts of the observation well, the drainage pipes are used for communicating the filter layers and the drainage ditches, water is conveniently accumulated to flow into the drainage ditches, the water is prevented from penetrating into the observation well, stability of the observation well is prevented from being influenced, the well covers are covered on the well heads of the observation well, and cushion layers are formed by pouring around the well covers, so that transportation vehicles can pass conveniently, and construction efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a side cross-sectional view of a closure structure of an observation well of the present invention.
Fig. 2 is a top view of an observation well of the present invention prior to casting a mat for a closed structure.
The correspondence of the reference numerals with the components is as follows: foundation pit 1, observation well 2, pile casing 21, sealing strip 3, sealing layer 4, filter layer 5, drain pipe 6, bed course 7, well lid 81, baffle 82, escape canal 9.
Detailed Description
In order to facilitate the understanding of the present invention, the following description is provided with reference to the drawings and examples.
Referring to fig. 1 to 2, the present invention provides a closed structure of an observation well, wherein a top of the observation well protrudes out of the ground to form a protruding section, the closed structure comprises:
a well cover 81 attached to the wellhead of the observation well 2 and used for plugging the wellhead;
Pouring a cushion layer 7 formed on the ground and positioned around the protruding section, wherein a set interval is formed between the side wall of the cushion layer 7 and the protruding section to form a containing space 71;
a baffle 82 fixedly connected to the cushion layer 7 and covering the accommodating space 71.
The sealed structure of the observation well of the present invention further comprises a filtering layer 5 laid on the ground and attached to the outer wall of the protruding section, wherein the top elevation of the filtering layer 5 is lower than the top elevation of the well cover 81 and is buried in the cushion layer 7.
Further, the device also comprises a drainage ditch 9 arranged at the side part of the observation well 2 away from the foundation pit 1, and a drainage pipe 6, wherein one end of the drainage ditch is communicated with the filter layer 5, and the other end of the drainage ditch is communicated with the drainage ditch 9.
Preferably, the elevation of the part of the drain pipe 6 near the drain ditch 9 is lower than the elevation of the part of the drain pipe 6 near the filter layer 5 to be inclined, so that the drain pipe 6 is formed to have a set gradient, water can be conveniently and smoothly introduced into the drain ditch, and water in the drain ditch 9 is prevented from flowing backwards to enter the filter layer 5.
Preferably, the pipe diameter of the drain pipe 6 is not less than 100mm, the material is a PVC pipe or a steel pipe, the set gradient of the drain pipe 6 is not less than 2%, the water flow direction flows into the drain ditch 9 from the filter layer 5, and the drain ditch 9 is communicated with a drainage system of a municipal pipe network.
Preferably, the filter layer 5 is 10-15 cm thick, and is formed by paving stones with a particle size not smaller than 2 cm.
Specifically, the method further comprises pouring a sealing layer 4 formed on the side wall of the observation well 2 and fixedly connected to the bottom of the filtering layer 5.
Preferably, the sealing layer is formed by casting C30 concrete, the bottom of the sealing layer is positioned at a position 30-80 cm below the ground of the wellhead, the sealing layer is 50cm wide along the outer annular shape of the observation well, and the outer wall of the subsurface infiltration well pipe is prevented from flowing into the 1 observation well.
Specifically, the water stop strip 3 fixed on the outer wall of the observation well 2 and buried in the sealing layer 4 is further included, so that accumulated water is prevented from penetrating into the bottom of the observation well 2, and the stability of the observation well is improved.
Preferably, the water stop strip 3 is a water-swelling rubber water stop strip or a bentonite rubber water stop strip, the section size is 15 multiplied by 8mm, the water stop strip is positioned at the middle position of a sealing layer of the observation well, a circle of special adhesive is adopted to be adhered to the outer wall of the observation well, when the material of the observation well is 10 steel pipes, two water stop strips are directly adhered, when the material of the observation well is 11 sand-free pipes, a 12 steel sleeve pipe with the inner diameter of 400mm, the wall thickness of 4mm and the length of 70cm can be installed at the outer side of the sand-free pipes, and then the two water stop strips are directly adhered at the outer side of the steel sleeve pipe.
Preferably, as shown in fig. 1, a casing 21 is sleeved on the bottom part of the observation well 2, the water stop strip 3 is fixed above the casing 21, and the sealing layer 4 is fixedly connected to the casing 21.
Specifically, the device further comprises a groove formed in the side wall of the cushion layer and close to the top, and the baffle 82 is partially arranged in the groove.
Specifically, this well lid 81 is including the clamp plate of lid at the top of this well head and be fixed in the bottom surface of this clamp plate and lateral part laminating in the annular plate of the inner wall of this observation well, avoids well lid 81 atress to drop, has improved the stability of well lid.
Preferably, the observation well 2 is disposed outside the foundation pit 1, and the cushion layer 7 is fixedly connected to the outer walls of the observation well 2 and the foundation pit 1.
Preferably, the bottom level of the filter layer 5 is flush with the bottom level of the pad layer and the top level of the filter layer 5 is lower than the top level of the pad layer 7.
According to the closed structure of the observation well, the water stop strip 3 is arranged on the well body of the observation well 2, the sealing layer 4 is formed by pouring around the water stop strip 3, the filter layer 5 is arranged at the top of the sealing layer 4, so that rainwater or penetrating water is prevented from entering the bottom of the observation well 2 in a large amount, the stability of the observation well 2 is improved, the drainage ditch 9 is arranged on the side part of the observation well 2, the filter layer 5 and the drainage ditch 9 are communicated by the drainage pipe 6, so that water can conveniently flow into the drainage ditch 9, the penetration into the observation well 2 is prevented, the stability of the observation well 2 is influenced, the well cover is covered on the well mouth of the observation well 2, and the cushion layer 7 is formed by pouring around the well cover, so that the transportation vehicle can conveniently pass, and the construction efficiency is improved.
The concrete implementation case of the closed structure of the observation well comprises the steps of fixing the water stop bar 3 on a well wall of the observation well 2 lower than the ground, pouring concrete on the outer wall of the well wall to form a sealing layer 4, surrounding the observation well 2 by the sealing layer 4, paving the top surface of the sealing layer 4 to form a filtering layer 5, digging a drainage ditch 9 on the side part of the observation well 2 far away from a foundation pit 1, communicating one end of the drainage pipe 6 with the filtering layer 5 and the other end of the drainage pipe 6 with the drainage ditch 9, pouring concrete on the tops of the drainage pipe 6 and the filtering layer 5 to form a cushion layer 7, opening a containing space 71 at the position of the cushion layer 7 corresponding to the well cover 81, and attaching the baffle 82 to the cushion layer 7 to the containing space;
the accumulated water is filtered by the filter layer 5, flows into the drainage ditch 9 through the drainage pipe 6, and the transport vehicle can smoothly pass through the top of the cushion layer 7.
A construction method of a closed structure of an observation well comprises the following steps:
Providing a well cover 81, and plugging a well mouth of the observation well 2by using the well cover 81;
Pouring the ground around the protruding section to form a cushion layer 7, surrounding the protruding section by the cushion layer 7, and setting a space between the side wall of the cushion layer 7 and the protruding section to form a containing space;
a baffle 82 is provided, and the accommodating space is covered by the baffle 82.
Further, before pouring to form the cushion layer 7, the method further comprises:
A filtering layer 5 is paved on the ground positioned on the outer wall of the protruding section, the filtering layer 5 is attached to the outer wall of the protruding section, and the top elevation is lower than the top elevation of the well cover 81;
Excavating a side part of the observation well 2 far away from the foundation pit 1 to form a drainage ditch 9;
Providing the drain pipe 6, communicating one end of the drain pipe 6 with the filter layer 5 and the other end with the drain ditch 9, pouring to form a cushion layer 7, burying the drain pipe 9 in the cushion layer 7, filtering accumulated water by the filter layer 5, and flowing into the drain ditch 9 by the drain pipe 6.
The concrete implementation case of the closed structure of the observation well comprises the steps of fixing the water stop bar 3 on a well wall of the observation well 2 lower than the ground, pouring concrete on the outer wall of the well wall to form a sealing layer 4, surrounding the observation well 2 by the sealing layer 4, paving the top surface of the sealing layer 4 to form a filtering layer 5, digging a drainage ditch 9 on the side part of the observation well 2 far away from a foundation pit 1, communicating one end of the drainage pipe 6 with the filtering layer 5 and the other end of the drainage pipe 6 with the drainage ditch 9, pouring concrete on the tops of the drainage pipe 6 and the filtering layer 5 to form a cushion layer 7, opening a containing space 71 at the position of the cushion layer 7 corresponding to the well cover 81, and attaching the baffle 82 to the cushion layer 7 to the containing space;
the accumulated water is filtered by the filter layer 5, flows into the drainage ditch 9 through the drainage pipe 6, and the transport vehicle can smoothly pass through the top of the cushion layer 7.
The present invention is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present invention can be made by those skilled in the art without departing from the scope of the present invention.
Claims (3)
1. A closed structure of an observation well, the top of which protrudes out of the ground to form a protruding section, the closed structure comprising:
a well lid attached to the wellhead of the observation well and used for plugging the wellhead;
Pouring a cushion layer which is formed on the ground and is positioned around the protruding section, wherein a set interval is formed between the side wall of the cushion layer and the protruding section so as to form an accommodating space;
the baffle is fixedly connected with the cushion layer and used for covering the accommodating space;
the filter layer is paved on the ground and attached to the outer wall of the protruding section, and the top elevation of the filter layer is lower than the top elevation of the well lid and is buried in the cushion layer;
The system also comprises a drainage ditch arranged at the side part of the observation well far away from the foundation pit and a drainage pipe, wherein one end of the drainage ditch is communicated with the filter layer, and the other end of the drainage pipe is communicated with the drainage ditch;
the elevation of the part of the drain pipe, which is close to the drain ditch, is lower than the elevation of the part of the drain pipe, which is close to the filter layer, so as to be inclined;
The sealing layer is formed on the side wall of the observation well in a pouring mode and is fixedly connected to the bottom of the filtering layer; the water stop strip is fixed on the side wall of the observation well and buried in the sealing layer;
the baffle plate is partially arranged in the groove;
The well lid is including the lid locating the clamp plate at the top of well head and be fixed in the bottom surface and the lateral part laminating of clamp plate in the annular plate of the inner wall of observation well.
2. A method of constructing a closed structure of an observation well according to claim 1, comprising the steps of:
providing a well cover, and plugging a well mouth of the observation well by using the well cover;
pouring the ground around the protruding section to form a cushion layer, wherein a set interval is formed between the side wall of the cushion layer and the protruding section to form an accommodating space;
providing a baffle plate, and covering the accommodating space by using the baffle plate.
3. The method of constructing a closed structure of an observation well according to claim 2, wherein before casting the mat layer, further comprising:
paving a filtering layer on the ground positioned on the outer wall of the protruding section, wherein the filtering layer is attached to the outer wall of the protruding section, and the top elevation is lower than the top elevation of the well lid;
excavating a side part of the observation well far away from the foundation pit to form a drainage ditch;
The drainage pipe is provided, one end of the drainage pipe is communicated with the filter layer, the other end of the drainage pipe is communicated with the drainage ditch, after the cushion layer is formed by pouring, the drainage pipe is buried in the cushion layer, and accumulated water flows into the drainage ditch through the drainage pipe after being filtered by the filter layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210862828.2A CN115341578B (en) | 2022-07-20 | 2022-07-20 | Enclosed structure of observation well and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210862828.2A CN115341578B (en) | 2022-07-20 | 2022-07-20 | Enclosed structure of observation well and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115341578A CN115341578A (en) | 2022-11-15 |
| CN115341578B true CN115341578B (en) | 2024-04-30 |
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| CN202210862828.2A Active CN115341578B (en) | 2022-07-20 | 2022-07-20 | Enclosed structure of observation well and construction method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100665984B1 (en) * | 2005-12-06 | 2007-01-10 | 박옥교 | The construction method of basement self drainage |
| CN203785737U (en) * | 2014-04-25 | 2014-08-20 | 山东水总机械工程有限公司 | Underground water level observation facility |
| CN104060631A (en) * | 2014-06-30 | 2014-09-24 | 南昌航空大学 | Road well lid opening elevation dynamic control structure and construction method thereof |
| CN203977452U (en) * | 2014-07-17 | 2014-12-03 | 山东省水利科学研究院 | Observation well tree-protector |
| CN111648408A (en) * | 2020-06-05 | 2020-09-11 | 中铁六局集团有限公司 | Inspection well lifting construction method |
| CN214116706U (en) * | 2020-10-15 | 2021-09-03 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Shallow groundwater level quality of water observation well structure |
-
2022
- 2022-07-20 CN CN202210862828.2A patent/CN115341578B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100665984B1 (en) * | 2005-12-06 | 2007-01-10 | 박옥교 | The construction method of basement self drainage |
| CN203785737U (en) * | 2014-04-25 | 2014-08-20 | 山东水总机械工程有限公司 | Underground water level observation facility |
| CN104060631A (en) * | 2014-06-30 | 2014-09-24 | 南昌航空大学 | Road well lid opening elevation dynamic control structure and construction method thereof |
| CN203977452U (en) * | 2014-07-17 | 2014-12-03 | 山东省水利科学研究院 | Observation well tree-protector |
| CN111648408A (en) * | 2020-06-05 | 2020-09-11 | 中铁六局集团有限公司 | Inspection well lifting construction method |
| CN214116706U (en) * | 2020-10-15 | 2021-09-03 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Shallow groundwater level quality of water observation well structure |
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| Publication number | Publication date |
|---|---|
| CN115341578A (en) | 2022-11-15 |
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