CN109139060A - A kind of piping lane boring construction support construction and construction method - Google Patents
A kind of piping lane boring construction support construction and construction method Download PDFInfo
- Publication number
- CN109139060A CN109139060A CN201811295546.9A CN201811295546A CN109139060A CN 109139060 A CN109139060 A CN 109139060A CN 201811295546 A CN201811295546 A CN 201811295546A CN 109139060 A CN109139060 A CN 109139060A
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- Prior art keywords
- construction
- support
- steel grating
- pin
- steel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 103
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 94
- 239000010959 steel Substances 0.000 claims abstract description 94
- 230000005641 tunneling Effects 0.000 claims abstract description 33
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
- E21D11/152—Laggings made of grids or nettings
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention relates to a kind of piping lane boring construction support construction and construction methods, the perpendicular support of the steel grating, just branch and steel grating horizontal support are interconnected to constitute a Pin steel grating, and several Pin steel gratings spaced apart constitute the steel grating support construction of entire tunneling pilot tunnel；The bracing members, non-woven fabrics, bottom splash guard and waterproof outer plate are interconnected to constitute Pin replacement support, the replacement support construction that several Pin constitute entire tunneling pilot tunnel is corresponded to steel grating, steel grating support construction is replaced after completing just lining construction, by converting supporting way, it can solve the problems, such as waterproof construction hardly possible, structure is simple, it is easy for construction, both tunneling pilot tunnel and existing road traffic safety be can guarantee, the probability of water leakage can be reduced again, construction quality is improved, the maintenance maintenance cost of subsequent piping lane engineering is reduced.
Description
Technical field
The present invention relates to piping lane Mined field, more particularly, to a kind of piping lane boring construction support construction and
Construction method.
Background technique
With society be constantly progressive, urban construction rapid development, underground pipe gallery engineering using more and more common.
Certain city's underground pipe gallery engineering uses boring construction by existing section.Since surrounding enviroment limit, tunneling pilot tunnel top is flat
It pushes up, in work progress, has vehicles and pedestrians that must not interrupt above road.According to construction process requirement, just two after the completion of lining
Before lining construction, it is necessary to carry out waterproof construction.Existing piping lane boring construction support generallys use steel grating structure, and tradition is applied
In work two lining construction complete before, in order to guarantee construction safety forbid remove steel barrier support, this to waterproof construction bring it is many not
Just, especially steel grating and first branch contact surface water-proofing treatment is more difficult.Currently, at steel barrier and first branch contact surface waterproof it is logical
Normal way is directly glued on steel barrier with splash guard.Splash guard and steel barrier contact surface are not easy to paste integral, not only handle
Difficulty, and seam crossing is easy to seep water.In reality, the piping lane engineering leak infiltration case after the completion of constructing in this way is compared
It is all to not only increase subsequent maintenance maintenance cost, and seriously affect construction quality.
Summary of the invention
To overcome prior art defect, the technical problem to be solved by the present invention is to provide a kind of piping lane boring construction support knots
Structure and construction method can solve the problems, such as waterproof construction hardly possible by conversion supporting way, and structure is simple, easy for construction, can both protect
Tunneling pilot tunnel and existing road traffic safety are demonstrate,proved, and the probability of water leakage can be reduced, construction quality is improved, reduces subsequent piping lane
The maintenance maintenance cost of engineering.
In order to achieve the above object, the present invention is implemented with the following technical solutions:
A kind of piping lane boring construction support construction, including bracing members, non-woven fabrics, bottom splash guard, waterproof outer plate, steel
The perpendicular support of grid, just branch/first lining and steel grating horizontal support, which is characterized in that the just tunneling pilot tunnel cross section the Zhi Weiyu matching
Rectangle steel construction piece, the perpendicular support of steel grating is two, and upper and lower ends connects with first branch respectively, and steel grating horizontal support is three,
Two both ends of side are connected with first branch and the perpendicular support of steel grating respectively, an intermediate both ends are perpendicular with two steel gratings respectively
Support connects and composes a Pin steel grating, and several Pin steel gratings spaced apart constitute the steel grating support of entire tunneling pilot tunnel
Structure；The non-woven fabrics, bottom splash guard and waterproof outer plate be two sets successively paving is in the upper and lower surface just served as a contrast respectively, steel
Support, which is vertically withstood on waterproof outer plate, constitutes Pin replacement support, corresponds to several Pin with steel grating and constitutes entire tunneling pilot tunnel
Replacement support construction, complete just lining construction after replace steel grating support construction.
Distance t1 >=100mm of the outer on the bracing members chassis away from waterproof outer plate ragged edge.
Distance t2 >=150mm between the bottom splash guard and waterproof outer plate outer edge.
Distance t3 >=100mm between the non-woven fabrics and bottom splash guard outer edge.
A kind of construction method of piping lane boring construction support construction, which comprises the following steps:
1) tunneling pilot drive sets up the first Pin steel grating and the 2nd Pin steel grating to designed distance；
2) reinforcing rib is set up between the first Pin steel grating and the 2nd Pin steel grating, air placed concrete completes just lining construction；
3) continue to excavate tunneling pilot tunnel to designed distance, the 3rd Pin steel grating is set up, in the 2nd Pin steel grating and the 3rd Pin
Reinforcing rib is set up between steel grating, air placed concrete completes just lining construction；
4) step 3) is repeated until entire tunneling pilot tunnel just serves as a contrast construction and finishes；
5) in tunneling pilot tunnel center and a certain Pin steel grating corresponding position successively paving non-woven fabrics, bottom splash guard and outer layer
Splash guard composition overlays waterproof；
6) the steel grating horizontal support among steel grating is removed, bracing members is set up and completes Pin replacement support；
7) step 5) is repeated, 6) until completing the replacement support construction of entire tunneling pilot tunnel；
8) remove steel grating support construction, support perpendicular to steel grating at first Zhi Jiedian and steel grating horizontal support and first detail
Grinding process is carried out at point；
9) waterproof construction is carried out, it is whole at closure with waterproof is overlay, complete construction of waterproof layer；
10) after completing two lining constructions, replacement support construction is removed.
Compared with prior art, the beneficial effects of the present invention are:
1) by conversion supporting way, steel grating support construction is replaced using replacement support construction, had both ensured that tunneling was led
The safety in hole and existing road travel pedestrian, and waterproof construction is made to become simple, conveniently, effectively, solve previous waterproof construction
Difficult, easy to leak problem；
2) structure is simple, easy to operate, and construction cost is cheap, in practice it has proved that using effect is good；
3) probability that can reduce water leakage, improves the construction quality of engineering, reduces the maintenance dimension of subsequent piping lane engineering
Protect cost.
Detailed description of the invention
Fig. 1 is the tunneling pilot tunnel cross-sectional structure schematic front view of the present invention；
Fig. 2 is the portion I partial enlargement diagram in Fig. 1；
Fig. 3 is the steel grating structural schematic diagram (tunneling pilot tunnel cross section) of the present invention；
Fig. 4 is A-A the schematic diagram of the section structure in Fig. 3；
Fig. 5 is the replacement support construction schematic diagram (tunneling pilot tunnel cross section) of the present invention.
In figure: at the beginning of the perpendicular support 6- of 1- bracing members 2- non-woven fabrics 3- bottom splash guard 4- waterproof outer plate 5- steel grating
Branch/just serve as a contrast 7- steel grating horizontal support 8- waterproof layer
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings, but protection scope not thereby limiting the invention.
As shown in Figs. 1-5, a kind of piping lane boring construction support construction of the present invention, including bracing members 1, non-woven fabrics
2, the perpendicular support 5 of bottom splash guard 3, waterproof outer plate 4, steel grating, just branch/first lining 6 and steel grating horizontal support 7, the just branch 6 are
With the matched rectangle steel construction piece in tunneling pilot tunnel cross section, the perpendicular support 5 of steel grating is two, and upper and lower ends connect with first branch 6 respectively
It connects, steel grating horizontal support 7 is three, and two both ends of side connects with first branch 6 and steel grating perpendicular support 5 respectively, centre
A piece both ends connect and compose a Pin steel grating, several Pin steel gratings spaced apart with the perpendicular support 7 of two steel gratings respectively
Constitute the steel grating support construction of entire tunneling pilot tunnel；The non-woven fabrics 2,3 plate of bottom waterproof and waterproof outer plate 4 are two sets points
Successively in the upper and lower surface of first lining 6, bracing members 1, which are vertically withstood on waterproof outer plate 4, does not constitute Pin replacement support for paving, with
Steel grating corresponds to the replacement support construction that several Pin constitute entire tunneling pilot tunnel, replaces steel lattice after completing just 6 construction of lining
Grid support construction.
The outer on 1 chassis of bracing members is away from distance t1 >=100mm of 4 ragged edge of waterproof outer plate.
Distance t2 >=150mm between 4 outer edge of the bottom splash guard 3 and waterproof outer plate.
Distance t3 >=100mm between 3 outer edge of the non-woven fabrics 2 and bottom splash guard.
A kind of construction method of piping lane boring construction support construction, comprising the following steps:
1) tunneling pilot drive sets up the first Pin steel grating and the 2nd Pin steel grating to designed distance；
2) reinforcing rib is set up between the first Pin steel grating and the 2nd Pin steel grating, air placed concrete completes just 6 construction of lining；
3) continue to excavate tunneling pilot tunnel to designed distance, the 3rd Pin steel grating is set up, in the 2nd Pin steel grating and the 3rd Pin
Reinforcing rib is set up between steel grating, air placed concrete completes just 6 construction of lining；
4) step 3) is repeated until entire tunneling pilot tunnel just serves as a contrast 6 constructions and finishes；
5) in tunneling pilot tunnel center and a certain Pin steel grating corresponding position successively paving non-woven fabrics 2, bottom splash guard 3 and outer
The layer composition of splash guard 4 overlays waterproof；
6) the steel grating horizontal support 7 among steel grating is removed, bracing members 1 is set up and completes Pin replacement support；
7) step 5) is repeated, 6) until completing the replacement support construction of entire tunneling pilot tunnel；
8) remove steel grating support construction, support 5 perpendicular to steel grating at just 6 nodes of branch and steel grating horizontal support 7 and just
Grinding process is carried out at 6 nodes of branch, so that just 6 surfacings of lining, are convenient for waterproof construction；
9) waterproof construction is carried out, it is whole at closure with waterproof is overlay, the probability of water leakage can be reduced, waterproof layer 8 is completed
Construction；
10) after completing two lining constructions, replacement support construction storage keeping is removed, can be reused.
Claims (5)
1. a kind of piping lane boring construction support construction, including bracing members, non-woven fabrics, bottom splash guard, waterproof outer plate, steel lattice
The perpendicular support of grid, just branch/first lining and steel grating horizontal support, which is characterized in that the just Zhi Weiyu tunneling pilot tunnel cross section is matched
Rectangle steel construction piece, the perpendicular support of steel grating is two, and upper and lower ends are connect with first branch respectively, and steel grating horizontal support is three, side
Two both ends on side respectively with first branch and the perpendicular support connection of steel grating, an intermediate both ends respectively with two steel gratings perpendicular
Support connects and composes a Pin steel grating, and several Pin steel gratings spaced apart constitute the steel grating support knot of entire tunneling pilot tunnel
Structure；The non-woven fabrics, bottom splash guard and waterproof outer plate be two sets successively paving is in the upper and lower surface just served as a contrast respectively, steel branch
Support, which is vertically withstood on waterproof outer plate, constitutes replacement support, corresponds to the replacement that several Pin constitute entire tunneling pilot tunnel with steel grating
Support construction replaces steel grating support construction after completing just lining construction.
2. a kind of piping lane boring construction support construction according to claim 1, which is characterized in that the bracing members chassis
Distance t1 >=100mm of the outer away from waterproof outer plate ragged edge.
3. a kind of piping lane boring construction support construction according to claim 1, which is characterized in that the bottom splash guard
Distance t2 >=150mm between waterproof outer plate outer edge.
4. a kind of piping lane boring construction support construction according to claim 1, which is characterized in that the non-woven fabrics and bottom
Distance t3 >=100mm between layer splash guard outer edge.
5. realizing a kind of construction method of piping lane boring construction support construction described in claims 1, which is characterized in that packet
Include following steps:
1) tunneling pilot drive sets up the first Pin steel grating and the 2nd Pin steel grating to designed distance；
2) reinforcing rib is set up between the first Pin steel grating and the 2nd Pin steel grating, air placed concrete completes just lining construction；
3) continue to excavate tunneling pilot tunnel to designed distance, the 3rd Pin steel grating is set up, in the 2nd Pin steel grating and the 3rd Pin steel lattice
Reinforcing rib is set up between grid, air placed concrete completes just lining construction；
4) step 3) is repeated until entire tunneling pilot tunnel just serves as a contrast construction and finishes；
5) in tunneling pilot tunnel center and a certain Pin steel grating corresponding position successively paving non-woven fabrics, bottom splash guard and waterproof outer
Plate composition overlays waterproof；
6) the steel grating horizontal support among steel grating is removed, bracing members is set up and completes Pin replacement support；
7) step 5) is repeated, 6) until completing the replacement support construction of entire tunneling pilot tunnel；
8) steel grating support construction is removed, at the perpendicular support of steel grating and first Zhi Jiedian and at steel grating horizontal support and first Zhi Jiedian
Carry out grinding process；
9) waterproof construction is carried out, it is whole at closure with waterproof is overlay, complete construction of waterproof layer；
10) after completing two lining constructions, replacement support construction is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811295546.9A CN109139060A (en) | 2018-11-01 | 2018-11-01 | A kind of piping lane boring construction support construction and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811295546.9A CN109139060A (en) | 2018-11-01 | 2018-11-01 | A kind of piping lane boring construction support construction and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109139060A true CN109139060A (en) | 2019-01-04 |
Family
ID=64807155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811295546.9A Pending CN109139060A (en) | 2018-11-01 | 2018-11-01 | A kind of piping lane boring construction support construction and construction method |
Country Status (1)
| Country | Link |
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| CN (1) | CN109139060A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112523784A (en) * | 2020-11-30 | 2021-03-19 | 杭州市市政工程集团有限公司 | Waterproof node structure for temporary support of soft soil underground excavation tunnel and construction method of waterproof node structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126786A (en) * | 1994-09-24 | 1996-07-17 | 北京市城建设计研究院 | Hidden construction process of large underground engineering with flat roof and vertical walls |
| US20110011018A1 (en) * | 2009-07-15 | 2011-01-20 | Frank Johnson | Modular construction mold apparatus and method for constructing concrete buildings and structures |
| CN103590841A (en) * | 2012-08-13 | 2014-02-19 | 上海市政工程设计研究总院（集团）有限公司 | Supporting method for primary support of underground excavated chamber |
| CN103742173A (en) * | 2013-12-26 | 2014-04-23 | 北京市轨道交通设计研究院有限公司 | Method for underground engineering construction for controlling overlying existing structure sedimentation |
| CN203702164U (en) * | 2013-11-04 | 2014-07-09 | 北京城建设计发展集团股份有限公司 | Subsurface excavation tunnel top bracing device adopting lifting jacks for movable support |
| CN107905798A (en) * | 2017-11-01 | 2018-04-13 | 中国建筑第八工程局有限公司 | The method that flat top wall boring construction is carried out using central drift method |
| CN209293811U (en) * | 2018-11-01 | 2019-08-23 | 鞍山三冶建筑工程有限公司 | A kind of piping lane boring construction support construction |
-
2018
- 2018-11-01 CN CN201811295546.9A patent/CN109139060A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126786A (en) * | 1994-09-24 | 1996-07-17 | 北京市城建设计研究院 | Hidden construction process of large underground engineering with flat roof and vertical walls |
| US20110011018A1 (en) * | 2009-07-15 | 2011-01-20 | Frank Johnson | Modular construction mold apparatus and method for constructing concrete buildings and structures |
| CN103590841A (en) * | 2012-08-13 | 2014-02-19 | 上海市政工程设计研究总院（集团）有限公司 | Supporting method for primary support of underground excavated chamber |
| CN203702164U (en) * | 2013-11-04 | 2014-07-09 | 北京城建设计发展集团股份有限公司 | Subsurface excavation tunnel top bracing device adopting lifting jacks for movable support |
| CN103742173A (en) * | 2013-12-26 | 2014-04-23 | 北京市轨道交通设计研究院有限公司 | Method for underground engineering construction for controlling overlying existing structure sedimentation |
| CN107905798A (en) * | 2017-11-01 | 2018-04-13 | 中国建筑第八工程局有限公司 | The method that flat top wall boring construction is carried out using central drift method |
| CN209293811U (en) * | 2018-11-01 | 2019-08-23 | 鞍山三冶建筑工程有限公司 | A kind of piping lane boring construction support construction |
Non-Patent Citations (1)
| Title |
|---|
| 韩卫东: "平顶直墙倾斜通道暗挖施工技术", 《山西建筑》, vol. 33, no. 26, pages 202 - 203 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112523784A (en) * | 2020-11-30 | 2021-03-19 | 杭州市市政工程集团有限公司 | Waterproof node structure for temporary support of soft soil underground excavation tunnel and construction method of waterproof node structure |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20190104 |