CN104265332A - Waterstop device and waterstop construction method suitable for large-section rectangular pipe jacking starting - Google Patents
Waterstop device and waterstop construction method suitable for large-section rectangular pipe jacking starting Download PDFInfo
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- CN104265332A CN104265332A CN201410382494.4A CN201410382494A CN104265332A CN 104265332 A CN104265332 A CN 104265332A CN 201410382494 A CN201410382494 A CN 201410382494A CN 104265332 A CN104265332 A CN 104265332A
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- edge
- waterstop
- sealing
- portal
- section rectangular
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- 238000010276 construction Methods 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000004519 grease Substances 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 12
- 210000003423 ankle Anatomy 0.000 claims description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 230000006978 adaptation Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000010422 painting 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
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a waterstop device and waterstop construction method suitable for large-section rectangular pipe jacking starting. The device comprises a waterstop tank body, a waterstop sock sleeve and a grease filling structure, wherein the waterstop tank body is annularly arranged on the outer edge of a tunnel portal building envelope, and the waterstop sock sleeve and the grease filling structure are each connected to the inner side of the waterstop tank body. The method comprises the steps of manufacturing and providing the pipe jacking waterstop device, mounting the pipe jacking waterstop device by utilizing the waterstop tank body, starting a pipe jacking machine to enable the waterstop device to enter a tunnel portal, and pressing and injecting grease into the outer wall of the pipe jacking machine. According to the waterstop device and waterstop construction method, the problems that in the pipe jacking construction process, the sealing performance is poor, and consequently the water effect fails, and muddy water is leaked outwards are solved, and the pipe jacking construction quality is further improved.
Description
Technical field
The present invention relates to a kind of antipriming, be specifically related to a kind ofly be suitable for adapting to antipriming that big cross section rectangular top pipe starts and water stop construction method.
Background technology
Continually developing and expanding along with urban underground space, development and the construction technology of rectangular pipe jacking machine achieve rapid progress, and in light section construction technology maturation instantly, market is also increasing for the demand of big cross section rectangular top pipe.
Push pipe is as no-dig technique class underground passage construction technology, and it requires very high for active well portal sealing in construction, and the quality of stagnant water effect is not only related to the safety of construction, has a direct impact for construction quality, surface settlement, propelling top power etc. also tool simultaneously.But as shown in Figure 1, traditional antipriming is that sealing ankle socks installed by portal circle, and in construction, ankle socks is is easily worn and torn by tube coupling or tears, and directly makes stagnant water effect lose efficacy.
Summary of the invention
For overcoming the defect existing for prior art, a kind of big cross section rectangular top pipe that adapts to now is provided to start antipriming and water stop construction method, water effect is caused to lose efficacy to the problem of the slime water that leaks outside, to improve jacking construction quality further to solve sealing difference in jacking construction process.
For achieving the above object, provide a kind of big cross section rectangular top pipe that adapts to start antipriming, portal space enclosing structure comprises:
Be arranged circumferentially the sealing casing in portal space enclosing structure outer; And
The sealing ankle socks and the oil addition structure that are connected to sealing box inside are set respectively.
The present invention adapts to the start beneficial effect of antipriming of big cross section rectangular top pipe and is, by adding oil addition structure and coordinate sealing ankle socks thoroughly to solve the problem of water slop failure between portal space enclosing structure and the outer wall of push-bench.
Preferably, sealing casing comprises annular bottom plate and is fixed in the first edge and the Second Edge edge at annular bottom plate two ends respectively, first edge is connected to the outer of portal space enclosing structure, and oil addition vibrational power flow is in the inner side of annular bottom plate, and sealing ankle socks is connected to Second Edge edge.
Preferably, bearing rib is provided with between annular bottom plate, the first edge and Second Edge edge.
Preferably, Second Edge is along being provided with pressing plate, and sealing ankle socks is covered by pressing plate and is connected to Second Edge and goes along with sb. to guard him along portal.
Preferably, oil addition structure comprises: pressure injection hole, steel plate bundle and wire brush, and pressure injection hole is opened on annular bottom plate, and steel plate bundle and wire brush are connected to the inner side of annular bottom plate successively and lay respectively at the both sides in pressure injection hole along the direction that push-bench goes out starting well.
Preferably, the internal diameter of annular bottom plate and the internal diameter of portal space enclosing structure are consistent; Be equipped with portal circle between the outer of the first edge and portal space enclosing structure, portal circle extends and is close to the inner side of portal space enclosing structure.
For realizing above-mentioned purpose better, the present invention also provides a kind of water stop construction method adapting to big cross section rectangular top pipe and start, and comprises the following steps:
In the outer of portal, sealing ankle socks and oil addition structure are installed;
Start push-bench go out starting well and enter in portal, sealing ankle socks closely to be oppressed the outer wall in push-bench;
Grease injection is added by the outer wall of oil addition structure to push-bench.
The present invention adapts to the start beneficial effect of water stop construction method of big cross section rectangular top pipe and is, by forming the multiple-sealed component being filled with grease between the outer wall and portal of push-bench, thoroughly to avoid the problem of water slop failure.
Preferably, comprise when installing sealing ankle socks and oil addition structure: add space enclosing structure in the outer of portal; Sealing casing is provided, and sealing casing is installed on the outer of space enclosing structure; Sealing casing is installed sealing ankle socks and oil addition structure respectively.
Preferably, comprise when installing described oil addition structure: the annular bottom plate in sealing casing is offered pressure injection hole; In the inner side of annular bottom plate, go out starting well and steel plate bundle and wire brush are installed on the both sides in pressure injection hole by direction successively that enter portal along push-bench.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing antipriming;
Fig. 2 is that after push-bench enters portal space enclosing structure, the present invention adapts to big cross section rectangular top pipe and to start the overall sectional structure schematic diagram of antipriming;
Fig. 3 is structure for amplifying schematic diagram in a-quadrant in Fig. 2; And
Fig. 4 is that corresponding diagram 3 the present invention adapts to big cross section rectangular top pipe and to start the structural representation of antipriming reset condition;
Fig. 5 is that the present invention adapts to big cross section rectangular top pipe and to start the schematic flow sheet of water stop construction method.
Detailed description of the invention
For the benefit of to the understanding of structure of the present invention, be described below in conjunction with drawings and Examples.
With reference to Fig. 2, for push-bench enter portal space enclosing structure after the present invention adapt to big cross section rectangular top pipe and to start the overall sectional structure schematic diagram of antipriming, with reference to Fig. 3, for structure for amplifying schematic diagram in a-quadrant in Fig. 2, shown in composition graphs 2 and Fig. 3, the invention provides a kind of big cross section rectangular top pipe that adapts to start antipriming M, form stagnant water effect for (being referred to as gap of constructing below) between portal space enclosing structure 2 and push-bench 1 outer wall, this device M comprises: be arranged circumferentially the sealing casing 3 in portal space enclosing structure 2 outer; And the sealing ankle socks 4 and oil addition structure 5 that are connected to inside sealing casing 3 are set respectively.
Consult Fig. 3 in detail, in the present embodiment, sealing casing 3 comprises annular bottom plate 30, first edge 32 and Second Edge along 34, first edge 32 is installed and connected in the peripherally outer of portal space enclosing structure 2, oil addition structure 5 arranges the inner side being connected to annular bottom plate 30, and sealing ankle socks 4 is connected to Second Edge and extends along 34 and to the inner side (gap of namely constructing) of annular bottom plate 30.Wherein, Second Edge is provided with pressing plate 6 along 34, sealing ankle socks 4 is covered by this pressing plate 6 and is connected to Second Edge along 34, particularly, sealing ankle socks 4 is rubber ankle socks circle, the plate hole 60 that pressing plate 6 is offered by self is connected along 34 bolts with Second Edge, and sealing ankle socks 4 is overlaid on pressing plate 6 and Second Edge along between 34; When push-bench 1 enters portal space enclosing structure 2, sealing ankle socks 4 is oppressed by the outer wall of push-bench 1 to be sealed in above-mentioned construction gap.
Meanwhile, the first edge 32 and Second Edge are fixed in the two ends of annular bottom plate 30 respectively in the same way along 34 and enclose the outside case supports space of formation with this, are provided with polylith bearing rib 36 in case supports space.Further, the first edge 32 and portal space enclosing structure 2 outer peripherally between be equipped with portal circle 7, portal circle 7 comprises the portal circle extension 70 extending and be close to inside portal space enclosing structure 2.
Oil addition structure 5 comprises: pressure injection hole 54, steel plate bundle 50 and wire brush 52, pressure injection hole 54 is opened on annular bottom plate 30, and steel plate bundle 50 and wire brush 52 are connected to the inner side of annular bottom plate 30 successively and lay respectively at the both sides in pressure injection hole 54 along the direction that push-bench 1 goes out starting well.When push-bench 1 enters portal space enclosing structure 2, steel plate bundle 50 and wire brush 52 are oppressed by the outer wall of push-bench 1 to be sealed in above-mentioned construction gap, and grease is filled between steel plate bundle 50 and wire brush 52 by pressure injection hole 54.Particularly, steel plate bundle 50 and wire brush 52 all have certain elasticity and go out starting well to push-bench 1 and enter the direction bending of portal.
With reference to Fig. 4, to start the structural representation of antipriming reset condition for corresponding diagram 3 the present invention adapts to big cross section rectangular top pipe, as shown in Figure 4, it should be noted that, when there not being push-bench 1 to enter portal space enclosing structure 2, the present invention adapts to the big cross section rectangular top pipe sealing ankle socks 4 started in antipriming M and is in the vertical state of nature, and steel plate bundle 50 and wire brush 52 do not have compressive deformation yet.
With reference to Fig. 5, to start the schematic flow sheet of water stop construction method for the present invention adapts to big cross section rectangular top pipe, as shown in Figure 5, present invention also offers a kind of water stop construction method adapting to big cross section rectangular top pipe and start, above-mentioned push pipe antipriming also can be implemented by this construction method, specifically comprises the following steps:
Step S1, makes and provides the antipriming including sealing casing 3, sealing ankle socks 4 and oil addition structure 5;
Step S2, is installed on the outer of portal space enclosing structure 2 by sealing ankle socks 4 and oil addition structure 5 by sealing casing 3;
Step S3, starts push-bench 1 and goes out starting well and enter in portal space enclosing structure 2;
Step S4, adds grease injection by the outer wall of oil addition structure 5 pairs of push-bench 1.
In practice of construction process, shown in composition graphs 1 to Fig. 4,
First, perform S1, above-mentioned grease sealed structure 5 is formed primarily of steel plate bundle 50 and wire brush 52 and pressure injection hole 54.Select spring steel plate Shu Zuowei steel plate bundle 50, select elastic wire brush as wire brush 52 (elastic wire brush can brush away the slime water of push-bench 1 outer wall), and respectively steel plate bundle 50 and wire brush 52 are installed on successively the both sides in pressure injection hole 54 on annular bottom plate 30, and sealing ankle socks 4 is installed on Second Edge along on 34, with this, begin to take shape a push pipe antipriming.
Then, perform S2, can first bearing rib 36 trapezoidal for polylith be supported in the case supports space of sealing casing 3, to increase the bulk strength of sealing casing 3, then the first edge 32 of sealing casing 3 be passed portal circle 7 to be installed and connected in the peripherally outer of portal space enclosing structure 2 by bolt.Now, steel plate bundle 50 and wire brush 52 are just natural in the construction gap between the outer wall and portal space enclosing structure 2 of push-bench 1; Further, for ensureing construction quality, the internal diameter of sealing casing 3 and the internal diameter of portal space enclosing structure 2 need be consistent, and as shown in Figure 2, in practice of construction, owing to having added portal circle 7, inwall and the portal circle extension 70 of sealing casing 3 are in same periphery.
After sealing casing 3 is installed on the outer of portal space enclosing structure 2, just one end of sealing ankle socks 4 can be overlaid on Second Edge along 34 by a block pressur plate 6, particularly, plate hole 60 bolt that pressing plate 6 is offered by self is connected to Second Edge along 34, and sealing ankle socks 4 is folded in pressing plate 6 and Second Edge along between 34.Wherein, the aperture of plate hole 60 is larger than the diameter of used bolt, so that pressing plate 6 adjusts installation site.After sealing ankle socks 4 installation, most of ankle socks extends to above-mentioned construction gap and before being positioned at steel plate bundle 50 (i.e. the outside of relative portal).Further, on steel plate bundle 50 and wire brush 52, a little grease is spread in painting.
Afterwards, perform S3, push-bench 1 is headed in portal space enclosing structure 2, in the process headed into, sealing ankle socks 4, steel plate bundle 50 and wire brush 52 with the compressing of push-bench 1 outer wall to portal inner bending until be sealed in above-mentioned construction gap.Now, it should be noted that, the installation site of wire brush 52 more need be positioned at hole relative to steel plate bundle 50, and its beneficial effect is, when the slime water in hole enters construction gap, wire brush had the effect of at once scrubbing to form preliminary sealing as wire brush 52, further, when push-bench 1 exits portal, wire brush can brush away the mud adhering to push-bench 1 outer wall simultaneously, with this, most mud is just effectively stopped in wire brush 52 position.If steel plate Shu Zuowei wire brush 52 is not had the effect of scrubbing push-bench 1 outer wall, thus, comparatively preferably, steel plate bundle is arranged at the position of steel plate bundle 50.
Finally, perform S4, by a grease pressure injection system, grease is filled between steel plate bundle 50 and wire brush 52 by the pressure injection hole 54 on annular bottom plate 30.So, in the jacking or the process that exits of push-bench 1, due to steel plate bundle 50, wire brush 52, grease and sealing ankle socks 4 formed multi-sealed, the slime water that jacking construction is formed just can not leak out from the construction gap between push-bench 1 outer wall and portal space enclosing structure 2, reaches lasting waterstop sealing effect with this.
After completing above-mentioned implementation process, following characteristics of the present invention should be able to be embodied:
Successively the multiple waterstop sealing forming sealing ankle socks 4 and oil addition structure 5 is coordinated to construct at push-bench 1 outer wall with the construction gap between portal space enclosing structure 2 respectively by sealing casing 3.
Below embodiment is to invention has been detailed description by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection domain.
Claims (9)
1. adapt to the antipriming that big cross section rectangular top pipe starts, it is characterized in that, comprising:
Be arranged circumferentially the sealing casing in portal space enclosing structure outer; And
Be arranged at sealing ankle socks and the oil addition structure of described sealing box inside respectively.
2. adaptation big cross section rectangular top pipe according to claim 1 starts antipriming, it is characterized in that, described sealing casing comprises annular bottom plate, the first edge and Second Edge edge, described first edge and described Second Edge are along being fixed in described annular bottom plate two ends respectively, described first edge is connected to the outer of described portal space enclosing structure, described oil addition vibrational power flow is in the inner side of described annular bottom plate, and described sealing ankle socks is connected to described Second Edge edge.
3. adaptation big cross section rectangular top pipe according to claim 2 starts antipriming, it is characterized in that, described annular bottom plate, described first edge and described Second Edge along between be provided with bearing rib.
4. adaptation big cross section rectangular top pipe according to claim 2 starts antipriming, it is characterized in that, described Second Edge is along being provided with pressing plate, and described sealing ankle socks is covered by described pressing plate and is connected to described Second Edge edge.
5. adaptation big cross section rectangular top pipe according to claim 2 starts antipriming, it is characterized in that, described oil addition structure comprises: pressure injection hole, steel plate bundle and wire brush, described pressure injection hole is opened on described annular bottom plate, and described steel plate bundle and described wire brush are connected to the inner side of described annular bottom plate successively and lay respectively at the both sides in described pressure injection hole along the direction that push-bench goes out starting well.
6. adaptation big cross section rectangular top pipe according to claim 2 starts antipriming, and it is characterized in that, the internal diameter of described annular bottom plate and the internal diameter of described portal space enclosing structure are consistent; Be equipped with portal circle between the outer of described first edge and described portal space enclosing structure, described portal circle extends and is close to the inner side of described portal space enclosing structure.
7. adapt to the water stop construction method that big cross section rectangular top pipe starts, it is characterized in that, comprise the following steps:
In the outer of portal, sealing ankle socks and oil addition structure are installed;
Start push-bench go out starting well and enter in described portal, described sealing ankle socks closely to be oppressed the outer wall in described push-bench;
Grease injection is added by the outer wall of described oil addition structure to described push-bench.
8. adaptation big cross section rectangular top pipe according to claim 7 starts water stop construction method, it is characterized in that,
Comprise when installing described sealing ankle socks and described oil addition structure:
Space enclosing structure is added in the outer of described portal;
Sealing casing is provided, and described sealing casing is installed on the outer of described space enclosing structure;
Described sealing casing is installed described sealing ankle socks and described oil addition structure respectively.
9. adaptation big cross section rectangular top pipe according to claim 8 starts water stop construction method, it is characterized in that,
Comprise when installing described oil addition structure:
Annular bottom plate in described sealing casing offers pressure injection hole;
In the inner side of annular bottom plate, go out starting well and steel plate bundle and wire brush are installed on the both sides in described pressure injection hole by direction successively that enter described portal along described push-bench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410382494.4A CN104265332A (en) | 2014-08-06 | 2014-08-06 | Waterstop device and waterstop construction method suitable for large-section rectangular pipe jacking starting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410382494.4A CN104265332A (en) | 2014-08-06 | 2014-08-06 | Waterstop device and waterstop construction method suitable for large-section rectangular pipe jacking starting |
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| CN104265332A true CN104265332A (en) | 2015-01-07 |
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| CN201410382494.4A Pending CN104265332A (en) | 2014-08-06 | 2014-08-06 | Waterstop device and waterstop construction method suitable for large-section rectangular pipe jacking starting |
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| CN (1) | CN104265332A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350971A (en) * | 2015-09-30 | 2016-02-24 | 上海隧道工程有限公司 | Pipe-roofing push bench provided with lock guiding devices and attitude control method thereof |
| CN106402505A (en) * | 2016-10-13 | 2017-02-15 | 上海市基础工程集团有限公司 | Adjustable through-wall hole water stop device |
| CN107165645A (en) * | 2017-07-24 | 2017-09-15 | 中铁隧道股份有限公司 | Major diameter slurry shield tunnel originates portal sealing device |
| CN107975127A (en) * | 2017-11-30 | 2018-05-01 | 上海市基础工程集团有限公司 | The outer antipriming of vertical jacking |
| CN109681229A (en) * | 2018-12-30 | 2019-04-26 | 中国铁建股份有限公司 | Tunnel sealing component |
| CN111608680A (en) * | 2020-04-27 | 2020-09-01 | 上海隧道工程有限公司 | Sealing and water stopping method for rectangular pipe-jacking starting tunnel portal |
| CN112610233A (en) * | 2020-11-27 | 2021-04-06 | 中铁十五局集团有限公司 | 'golden cicada unshelling' type rectangular jacking pipe receiving construction method |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350971A (en) * | 2015-09-30 | 2016-02-24 | 上海隧道工程有限公司 | Pipe-roofing push bench provided with lock guiding devices and attitude control method thereof |
| CN106402505A (en) * | 2016-10-13 | 2017-02-15 | 上海市基础工程集团有限公司 | Adjustable through-wall hole water stop device |
| CN106402505B (en) * | 2016-10-13 | 2019-11-12 | 上海市基础工程集团有限公司 | Adjustable hole antipriming through walls |
| CN107165645A (en) * | 2017-07-24 | 2017-09-15 | 中铁隧道股份有限公司 | Major diameter slurry shield tunnel originates portal sealing device |
| CN107165645B (en) * | 2017-07-24 | 2023-08-15 | 中铁隧道股份有限公司 | Major diameter slurry shield tunnel starts entrance to a cave sealing device |
| CN107975127A (en) * | 2017-11-30 | 2018-05-01 | 上海市基础工程集团有限公司 | The outer antipriming of vertical jacking |
| WO2019105110A1 (en) * | 2017-11-30 | 2019-06-06 | 上海市基础工程集团有限公司 | Outer water seal for vertical jacking |
| CN109681229A (en) * | 2018-12-30 | 2019-04-26 | 中国铁建股份有限公司 | Tunnel sealing component |
| CN109681229B (en) * | 2018-12-30 | 2021-11-09 | 中国铁建股份有限公司 | Tunnel water stop assembly |
| CN111608680A (en) * | 2020-04-27 | 2020-09-01 | 上海隧道工程有限公司 | Sealing and water stopping method for rectangular pipe-jacking starting tunnel portal |
| CN112610233A (en) * | 2020-11-27 | 2021-04-06 | 中铁十五局集团有限公司 | 'golden cicada unshelling' type rectangular jacking pipe receiving construction method |
| CN112610233B (en) * | 2020-11-27 | 2023-06-13 | 中铁十五局集团有限公司 | Rectangular jacking pipe receiving construction method of' golden cicada shelling |
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Application publication date: 20150107 |
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