CN111005405A - Component for preventing uneven settlement of comprehensive pipe gallery and manufacturing method thereof - Google Patents
Component for preventing uneven settlement of comprehensive pipe gallery and manufacturing method thereof Download PDFInfo
- Publication number
- CN111005405A CN111005405A CN201811615937.4A CN201811615937A CN111005405A CN 111005405 A CN111005405 A CN 111005405A CN 201811615937 A CN201811615937 A CN 201811615937A CN 111005405 A CN111005405 A CN 111005405A
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- CN
- China
- Prior art keywords
- sleeper beam
- pipe gallery
- comprehensive pipe
- utility tunnel
- groove
- Prior art date
- 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.)
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Classifications
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- 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
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
Abstract
The invention relates to the field of underground structures, in particular to a component for preventing a comprehensive pipe gallery from non-uniform settlement and a manufacturing method thereof, wherein the component for preventing the comprehensive pipe gallery from non-uniform settlement comprises a foundation pit (1) and a comprehensive pipe gallery (2), and is characterized by further comprising a sleeper beam groove (3), a steel reinforcement framework (4) and a sleeper beam (5), the sleeper beam groove (3) is excavated at the bottom of the foundation pit (1), the steel reinforcement framework (4) is laid in the sleeper beam groove (3), concrete is poured in the sleeper beam groove (3) to form a sleeper beam (5), and an expansion joint (21) of a structural bottom plate of the comprehensive pipe gallery (2) is arranged on the sleeper beam (5).
Description
Technical Field
The invention relates to the field of underground structures, in particular to a member for preventing uneven settlement of a comprehensive pipe gallery and a manufacturing method thereof.
Background
The underground comprehensive pipe gallery has become one of the hot spots of the urban modern construction in the 21 st century and the marks for measuring the urban construction modernization level. The utility tunnel system not only solves the problem of urban traffic jam, but also greatly facilitates the maintenance and overhaul of municipal facilities such as electric power, communication, gas, water supply and drainage and the like.
However, due to the fact that the difference of geological conditions of the foundation pit of the comprehensive pipe gallery is large, the existing construction method often enables the comprehensive pipe gallery to be unevenly settled, and the expansion joint is deformed and the slab staggering causes water seepage.
Disclosure of Invention
In order to overcome the defects of the prior art and provide an underground pipe gallery which is convenient and fast to construct, high in bearing capacity and capable of avoiding uneven settlement and water seepage, the invention discloses a component for preventing uneven settlement of a comprehensive pipe gallery and a manufacturing method thereof.
The invention achieves the purpose by the following technical scheme:
the utility model provides a prevent uneven component that subsides of utility tunnel, includes foundation ditch and utility tunnel, in utility tunnel locates the foundation ditch, characterized by: also comprises a sleeper beam groove, a steel reinforcement framework and a sleeper beam,
the sleeper beam slot is excavated in the bottom of foundation pit, and the steel reinforcement framework is laid in the sleeper beam slot, and the steel reinforcement framework is latticed, and the steel reinforcement framework comprises reinforcing bar criss-cross welding, and the sleeper beam is constituted to the concrete pouring in the sleeper beam slot, and the top surface of sleeper beam and the bottom surface of foundation pit flush, and on utility tunnel located the bottom surface of foundation pit, and on the expansion joint of utility tunnel structure bottom plate located the sleeper beam, the filling joint board in the expansion joint.
Prevent utility tunnel uneven settlement's component, characterized by:
the cross section of the sleeper beam groove is an isosceles trapezoid with a short bottom edge on the lower part and a long bottom edge on the upper part;
the steel bar framework is divided into two layers, and the distances between the adjacent steel bars in the transverse direction and the longitudinal direction are equal;
the joint filling plate is made of polyethylene foaming material.
The manufacturing method of the component for preventing the uneven settlement of the comprehensive pipe gallery is characterized by comprising the following steps: the method is implemented in sequence according to the following steps:
① digging a groove, namely digging a sleeper beam groove below the expansion joint of the bottom plate of the comprehensive pipe gallery structure at the bottom of the foundation pit after the foundation pit for placing the comprehensive pipe gallery is dug to the designed elevation;
② binding a skeleton, namely binding a steel reinforcement skeleton in the sleeper beam groove;
③ pouring, namely pouring concrete in the sleeper beam groove for filling, and forming the sleeper beam after the concrete reaches the design strength;
④ erecting a pipe gallery, namely arranging the comprehensive pipe gallery on the bottom surface of the foundation pit, arranging an expansion joint of a bottom plate of the comprehensive pipe gallery structure on the sleeper beam, and filling a joint filling plate in the expansion joint.
The manufacturing method of the component for preventing the uneven settlement of the comprehensive pipe gallery is characterized by comprising the following steps:
in step ①, the cross section of the sleeper beam groove is an isosceles trapezoid with a short bottom edge on the lower side and a long bottom edge on the upper side;
in step ②, the steel reinforcement framework is divided into two layers, and the distances between the adjacent steel reinforcements in the transverse direction and the longitudinal direction are equal;
in step ④, the caulk plate is made of polyethylene foam.
According to the invention, the sleeper beam is additionally arranged at the expansion joint, so that the construction of the pipe gallery structure is not influenced, the structure quality of the comprehensive pipe gallery is improved, the foundation is improved, the bearing capacity is enhanced, the phenomena of water seepage caused by deformation of the expansion joint and dislocation of the expansion joint due to uneven settlement of the comprehensive pipe gallery are prevented, and the appearance and the quality of the comprehensive pipe gallery are ensured.
The invention has the following beneficial effects:
1. the process is simple, efficient and convenient;
2. convenient construction, low cost, safety and reliability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
The utility model provides a prevent uneven component that subsides of utility tunnel, includes foundation ditch 1, utility tunnel 2, sleeper beam slot 3, framework of steel reinforcement 4 and sleeper beam 5, as shown in figure 1, the concrete structure is:
the comprehensive pipe gallery 2 is arranged in the foundation pit 1;
the sleeper beam groove 3 is excavated at the bottom of the foundation pit 1, and the cross section of the sleeper beam groove 3 is in an isosceles trapezoid shape with a short bottom edge at the lower part and a long bottom edge at the upper part; a steel bar framework 4 is laid in the sleeper beam groove 3, the steel bar framework 4 is in a grid shape, the steel bar framework 4 is formed by welding steel bars in a criss-cross mode, the steel bar framework 4 is in two layers, and the distances between adjacent steel bars in the transverse direction and the longitudinal direction are equal to 120 mm; concrete is poured in the sleeper beam groove 3 to form a sleeper beam 5, the top surface of the sleeper beam 5 is flush with the bottom surface of the foundation pit 1, the comprehensive pipe gallery 2 is arranged on the bottom surface of the foundation pit 1, the expansion joint 21 of the structural bottom plate of the comprehensive pipe gallery 2 is arranged on the sleeper beam 5, and the expansion joint 21 is filled with polyethylene foam materials to serve as a joint filling plate 22.
In this example, the following steps were performed in sequence:
① digging grooves, namely digging a sleeper beam groove 3 below an expansion joint 21 of a structural bottom plate of the comprehensive pipe gallery 2 at the bottom of the foundation pit 1 after the foundation pit 1 for placing the comprehensive pipe gallery 2 is dug to a designed elevation, wherein the cross section of the sleeper beam groove 3 is an isosceles trapezoid with a short bottom edge below and a long bottom edge above;
② binding a skeleton, namely binding a steel bar skeleton 4 in the sleeper beam groove 3, wherein the steel bar model is HRB400 phi 12, the steel bar skeleton 4 is divided into two layers, and the distances between the transverse and longitudinal adjacent steel bars are equal to 120 mm;
③, pouring, namely pouring C20 concrete in the sleeper beam groove 3 for filling, and forming the sleeper beam 5 after the concrete reaches the design strength;
④ pipe gallery, the comprehensive pipe gallery 2 is arranged on the bottom surface of the foundation pit 1, the expansion joint 21 of the structural bottom plate of the comprehensive pipe gallery 2 is arranged on the sleeper beam 5, and the expansion joint 21 is filled with polyethylene foam material to be used as a joint filling plate 22.
Claims (4)
1. The utility model provides a prevent component of utility tunnel differential settlement, includes foundation ditch (1) and utility tunnel (2), in foundation ditch (1) was located in utility tunnel (2), characterized by: also comprises a sleeper beam groove (3), a steel reinforcement framework (4) and a sleeper beam (5),
sleeper beam slot (3) excavation is in the bottom of foundation ditch (1), steel reinforcement framework (4) are laid in sleeper beam slot (3), steel reinforcement framework (4) are latticed, steel reinforcement framework (4) comprise reinforcing bar vertically and horizontally staggered welding, concrete pouring constitutes sleeper beam (5) in sleeper beam slot (3), the top surface of sleeper beam (5) and the bottom surface of foundation ditch (1) flush, utility tunnel (2) are located on the bottom surface of foundation ditch (1), and on sleeper beam (5) were located in utility tunnel (2) structural bottom plate's expansion joint (21), fill crack-filling plate (22) in expansion joint (21).
2. The member for preventing the uneven settlement of the utility tunnel according to claim 1, wherein:
the cross section of the sleeper beam groove (3) is an isosceles trapezoid with a short bottom edge on the lower part and a long bottom edge on the upper part;
the steel bar framework (4) is divided into two layers, and the distances between the transverse and longitudinal adjacent steel bars are equal;
the joint filling plate (22) is made of polyethylene foam material.
3. The method for manufacturing a member for preventing uneven settlement of a utility tunnel according to claim 1 or 2, wherein: the method is implemented in sequence according to the following steps:
① digging a groove, namely digging a sleeper beam groove (3) below an expansion joint (21) of a structural bottom plate of the comprehensive pipe gallery (2) at the bottom of the foundation pit (1) after the foundation pit (1) to be placed with the comprehensive pipe gallery (2) is dug to a designed elevation;
② binding a skeleton, namely binding a steel reinforcement skeleton (4) in the sleeper beam groove (3);
③, pouring, namely pouring concrete in the sleeper beam groove (3) for filling, and forming the sleeper beam (5) after the concrete reaches the design strength;
④ erecting the pipe gallery, namely arranging the comprehensive pipe gallery (2) on the bottom surface of the foundation pit (1), arranging the expansion joint (21) of the structural bottom plate of the comprehensive pipe gallery (2) on the sleeper beam (5), and filling the expansion joint (21) with the joint filling plate (22).
4. The method for manufacturing a member for preventing uneven settlement of a utility tunnel according to claim 3, wherein:
in step ①, the cross section of the sleeper beam groove (3) is an isosceles trapezoid with a short bottom edge on the lower side and a long bottom edge on the upper side;
in the step ②, the steel bar framework (4) is divided into two layers, and the distances between the transverse and longitudinal adjacent steel bars are equal;
in step ④, the caulk plate (22) is made of a polyethylene foam material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615937.4A CN111005405A (en) | 2018-12-27 | 2018-12-27 | Component for preventing uneven settlement of comprehensive pipe gallery and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615937.4A CN111005405A (en) | 2018-12-27 | 2018-12-27 | Component for preventing uneven settlement of comprehensive pipe gallery and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111005405A true CN111005405A (en) | 2020-04-14 |
Family
ID=70110811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811615937.4A Pending CN111005405A (en) | 2018-12-27 | 2018-12-27 | Component for preventing uneven settlement of comprehensive pipe gallery and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111005405A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737616A (en) * | 2022-04-11 | 2022-07-12 | 中国一冶集团有限公司 | Method for retaining construction joint of basement bottom plate by chamber jumping method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110088326A (en) * | 2010-01-27 | 2011-08-03 | 강명석 | Construction method for underground structure using pressed pipe |
| CN201972070U (en) * | 2011-03-01 | 2011-09-14 | 宋丹 | Force transfer structure for concrete road surface expansion joint |
-
2018
- 2018-12-27 CN CN201811615937.4A patent/CN111005405A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110088326A (en) * | 2010-01-27 | 2011-08-03 | 강명석 | Construction method for underground structure using pressed pipe |
| CN201972070U (en) * | 2011-03-01 | 2011-09-14 | 宋丹 | Force transfer structure for concrete road surface expansion joint |
Non-Patent Citations (3)
| Title |
|---|
| 于玲: "《斜向连续配筋预应力水泥混凝土路面的应用技术研究》", 31 August 2018, 黄河水利出版社 * |
| 吴利民: ""城市地下综合管廊明挖法施工关键技术研究"", 《铁道建筑技术》 * |
| 易权坤等: ""长沙地下综合管廊主要节点及细部防水设计与施工探讨"", 《科技创新导报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737616A (en) * | 2022-04-11 | 2022-07-12 | 中国一冶集团有限公司 | Method for retaining construction joint of basement bottom plate by chamber jumping method |
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| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20200414 |