CN1793610A - Outlet water-proof device for large diameter shield tunnel - Google Patents
Outlet water-proof device for large diameter shield tunnel Download PDFInfo
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- CN1793610A CN1793610A CN 200510112103 CN200510112103A CN1793610A CN 1793610 A CN1793610 A CN 1793610A CN 200510112103 CN200510112103 CN 200510112103 CN 200510112103 A CN200510112103 A CN 200510112103A CN 1793610 A CN1793610 A CN 1793610A
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- steel plate
- shield tunnel
- large diameter
- proof device
- vertical plane
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Abstract
The invention relates to a water-proof device, concretely relating to a large- diameter shield tunnel outlet water-proof device for a shield tunnel outlet, comprising well circle fixed with vertical and horizontal steel sheets, where the vertical steel sheet is fixed with water-proof rubber plates, and characterized in that the horizontal steel sheet is at least fixed with two steel wire brushes, and grease injection pipes are pre-buried in the horizontal steel sheet between the steel wire brushes and its advantages: it adopts multiple sealing water-proof circles, the sealing measure is tight and reliable and whether when or after the shield passes through the well circle, the flapper can always contact with outer diameter of the shield or lining, thus making the rubber plates compose a sealing water-proof circles, and the water-proof effect is good and the construction process is fast.
Description
Technical field
The present invention relates to the water-tight device class, relate to a kind of underground structure, particularly outlet water-proof device for large diameter shield tunnel at exit of shield tunnel place of being used for concretely.
Background technology
Along with the big demand of urban road expansion and the continuous development of shield body plan technology for making, large diameter shield tunnel progressively is applied in the municipal highway construction of tunnel, as river passage Yangtze River Tunnel engineering (tunnel diameter is 15m) etc. is got in the last marine Zhong Lu tunnel (tunnel diameter is 14.5m), the Chongming, Shanghai that are about to begin to build.The major diameter tunnel must satisfy corresponding anti-floating requirement because of it, so should there be certain buried depth the tunnel outlet position, tunnel diameter is very big in addition, and the hydraulic pressure that the bottom, position of appearing is born is bigger.Therefore the waterproof measure that needs should be more tight, and waterproof device for exit of the prior art can not satisfy the requirement of current large diameter shield tunnel.
And present water-tight device also exists following defective:
Waterproof apparatus for shield tunnel outlet of the prior art such as Fig. 1, shown in 2, when shield structure waterproof device for exit is provided with, be provided with earlier and be prefabricated into the cord rubber tile 4 of ring in pithead position, for cord rubber tile 4 is closely pasted mutually with walling crib 1, press ring steel plate 5 following closely, the fan-shaped pressing plate 15 that can move radially along walling crib is set then, have the strip bolt hole at fan-shaped pressing plate 15 middle parts, see among Fig. 2 that the shield structure passes through bolt position 23 after the walling crib, bolt position 24 when the shield structure passes through walling crib, packing ring 6 is set subsequently, nut 7, bolt 8 is so that located fan-shaped pressing plate 15; Bolt 8 passes the screw of reserving on ring steel plate 5 and the cord rubber tile 4, is fixed in the nut 2 on the pre-buried steel loop.
When the shield structure passes through walling crib, the fan-shaped pressing plate 15 that is circular arrangement and the shield structure external diameter close proximity of trying one's best, when cord rubber tile 4 passes through the hole circle at the shield structure, turn up to shield structure direction of propulsion, and water and soil pressure just in time acts on the cord rubber tile 4 that turns up, and rubber tile 4 nothings are born the ability of water and soil pressure, so the part of turning up moves to the well direction of appearing, near living fan type pressing plate 15, form the outlet water-proof line of sealing.After treating that the shield structure passes through walling crib, the lining cutting external diameter is less than shield structure external diameter, gap between walling crib and the lining cutting increases, the constructor directly yearned for the center of circle, tunnel along lining cutting and moved fan-shaped pressing plate 15 this moment, being circular fan-shaped pressing plate 15 shrinks to the lining cutting center, fan-shaped pressing plate 15 is the close proximity state again with shield structure external diameter, plays walling crib waterproof effect.
The shortcoming of above-mentioned waterproof device for exit is that the mobile need of fan-shaped pressing plate 15 bring suitable inconvenience by manual work to construction, both waste time and energy, and influence construction speed again.
Summary of the invention
The objective of the invention is according to above-mentioned the deficiencies in the prior art part, a kind of outlet water-proof device for large diameter shield tunnel is provided, this device constitutes multiple tracks sealing water proof ring by the multiple tracks rubber tile is set, also can be by the injected hole reperfusion serosity between the twice rubber tile in the limited space between the two, and multiple-sealed wire brush and oil addition hole pipe is set at borehole wall place, can form multiple tracks combination sealing sealing line, and the pressing plate of rubber tile adopts articulated structure, make this device after the shield structure passes through walling crib, one end of this pressing plate is realized automatic deflection, need not manually adjust.
The object of the invention realizes being finished by following technical scheme:
A kind of outlet water-proof device for large diameter shield tunnel comprises walling crib, is set with vertical plane steel plate and horizontal plane steel plate on the walling crib, and vertical plane steel plate place is fixed with the water proof rubber plate, it is characterized in that being fixedly connected with at least on the horizontal plane steel plate two wire brushes.
The pre-buried oil addition pipe that is provided with on the horizontal plane steel plate between the wire brush.
The vertical plane steel plate of walling crib is fixedlyed connected with rubber tile by the sealing casing of fixing on it, is provided with two vertical plane plates on this casing at least, and rubber tile is fixedlyed connected with the vertical plane plate.
Vertical plane plate on the casing be provided with quantity and rubber tile that quantity is set is corresponding one by one.
Vertical plane plate on the casing and the casing between the vertical plane plate are provided with injected hole.
Rubber tile and vertical plane plate are bolted to connection, and this is fixedly connected by the ring steel plate realization, and ring steel plate passes through bolt with the vertical plane plate of rubber tile and ring-shaped box, is fixedly connected with fixed head on the ring steel plate, and the fixed head hinge is connected with turnover panel.
Advantage of the present invention is, adopt multiple tracks sealing water proof ring, seal approach is tight, reliable, and no matter is that the shield structure is when passing through walling crib or after passing through walling crib, turnover panel all the time can be with shield structure external diameter or lining cutting external diameter close proximity and need not manual work, the cord rubber tile can be along with the flip angle of turnover panel, keeps itself and closely the pasting mutually of turnover panel at any time, thereby makes rubber tile constitute the sealing water proof ring, good water-proof effect, need not manually-operated, construction progress is accelerated in the save trouble and labor.
Summary of drawings
Accompanying drawing 1 is the prior art structural representation;
Accompanying drawing 2 is a prior art end face structure schematic diagram;
Accompanying drawing 3 is structural representation of the present invention (side);
Accompanying drawing 4 is fixed head Facad structure schematic diagram of the present invention;
Accompanying drawing 5 is fixed head side structure schematic diagram of the present invention;
Accompanying drawing 6 is turnover panel Facad structure schematic diagram of the present invention;
Accompanying drawing 7 is turnover panel side structure schematic diagram of the present invention;
Accompanying drawing 8 is cottor pin structural representation of the present invention;
Accompanying drawing 9 is pin shaft structure schematic diagram of the present invention;
Accompanying drawing 10 is wire brush structural representation of the present invention;
Concrete technical scheme
Feature of the present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Shown in Fig. 1-10, label 1-24 represents respectively: walling crib 1, nut 2, walling crib horizontal plane steel plate 3, cord rubber tile 4, ring steel plate 5, packing ring 6, nut 7, studs 8, fixed head 9, walling crib vertical plane steel plate 10, turnover panel 11, bearing pin 12, cottor pin 13, guide 14, fan-shaped pressing plate 15, gusset 16, injected hole 17, sealing casing 18, strengthen gusset 19, vertical panel 20, wire brush 21, oil addition pipe 22, shield structure and pass through bolt position 23 after the walling crib, the bolt position when the shield structure passes through walling crib 24.
Present embodiment comprises walling crib 1, tunnel lining structure, rubber tile 4, between walling crib 1 and tunnel lining structure, be provided with twice rubber tile 4, twice rubber tile 4 is fixing by ring-type sealing casing 18, walling crib vertical plane steel plate 10 on casing 18 and the walling crib 1 is bolted to connection, this casing 18 is provided with two vertical panels 20, rubber tile 4 is bolted to connection with the vertical panel 20 of ring-type sealing casing 18, this is fixedly connected by ring steel plate 5 realizations, ring steel plate 5 passes through bolt with the vertical panel 20 of rubber tile 4 and ring-shaped box 18, be welded with fixed head 9 on the ring steel plate 5, fixed head 9 turnover panel 11 that has been connected through the hinge.Sell between fixed head 9 and the turnover panel 11 and be connected, be that fixed head 9 is connected as a single entity by bearing pin 12, guide 14, cottor pin 13 with turnover panel 11, then fixed head 9 is freezed on ring steel plate 5, form a waterproof unit, according to shield structure and lining cutting external diameter, can calculate the unit number of forming the integral waterproofing system, the constructor gets final product by number of unit processing, installation.
Turnover panel 11 be arranged in parallel with rubber tile 4.
Vertical panel 20 on the ring-shaped box 18 and the casing between the vertical panel 20 are provided with injected hole 17.
On horizontal plane steel plate 3, be welded with three wire brushes 21, the pre-buried oil addition pipe 22 that is provided with on the horizontal plane steel plate 3 between wire brush and the wire brush.
When treating that the shield structure advances, because of fixed head 9 adopts guide 14 to be connected with bearing pin 12 with turnover panel 11, turnover panel 11 can be with the free flip angle of variation of shield structure, tunnel external diameter, form the stress point that cord rubber tile 4 can rely on, thereby make two pass rubber tile 4 constitute twice sealing water proof ring, also can form further waterproof measure simultaneously by the limited space of injected hole 17 reperfusion serosities between twice rubber tile 4 on the sealing casing 18.And, can form combination sealing sealing line by the method that borehole wall place is provided with multiple-sealed wire brush 21 and oil addition pipe 22 pressure injection high water pressure resistants, nonflammable grease.
Should be specifically noted that the selection of turnover panel 11 length in the present embodiment, turnover panel length is too short, under the shield structure is appeared generation deviation situation, cause turnover panel 11 somewhere limit end and shield structure or lining cutting external diameter not to have contact point probably, can not form a complete sealing water-proof wire, and turnover panel 11 length are long, under the shield structure is appeared generation deviation situation, then can cause and turn over angle excessive (may with horizon near parallel) on the turnover panel 11, can't be well and shield structure or lining cutting external diameter close proximity, thus cause seepage.General turnover panel 11 length are turned over 30 ° of-70 ° of scopes (with the vertical plane angle) and are advisable to contact with shield structure or lining cutting external diameter.
Obviously those skilled in the art will recognize that the fixed head among the present invention 9 and the selection of the articulated manner of turnover panel 11 can be diversified, as long as can realize the variation of turnover panel 11, get final product for the center freely flips an angle with the hinged place along with shield structure, tunnel external diameter.
Cord rubber tile 4 has added hoop and polyamide fibre line radially in process of production, has guaranteed the integrality of cord rubber tile in the tunnel progradation, and can be along with shield structure and not turning up of lining cutting and impaired.
Present embodiment closely pastes with sealing casing 18 mutually for making cord rubber tile 4 when being provided with, and presses ring steel plate 5 following closely, ring steel plate 5 sectional processing and fabricatings, but the gap of installing between period and the section should be controlled at minimum degree.Packing ring 6, nut 7, studs 8 are set subsequently, so that ring steel plate 5, cord rubber tile 4 are located with sealing casing 18; Studs 8 passes the screw of reserving on ring steel plate 5 and the cord rubber tile 4, is fixed in the embedded nut 2.
When the shield structure passes through walling crib, be the fixed head 9 of circular arrangement and turnover panel 11 and the shield structure external diameter close proximity of trying one's best, when cord rubber tile 4 passes through walling crib at the shield structure, turn up to shield structure direction of propulsion, and water and soil pressure just in time acts on the cord rubber tile 4 that turns up, rubber tile 4 does not have the ability of bearing water and soil pressure, part moves to the well direction of appearing so turn up, near living fixed head 9 and turnover panel 11, form " ankle socks " of a lock ring, thereby form the outlet water-proof line of sealing in shield structure external diameter.After treating that the shield structure passes through walling crib, the lining cutting external diameter is less than shield structure external diameter, gap between walling crib and the lining cutting increases, turnover panel 11 deflection certain angles all the time can be with shield structure external diameter or lining cutting external diameter close proximity and need not manual work, cord rubber tile 4 can be along with the flip angle of turnover panel 11, keeps itself and closely the pasting mutually of turnover panel at any time.
Claims (9)
1, a kind of outlet water-proof device for large diameter shield tunnel, comprise walling crib, be set with vertical plane steel plate and horizontal plane steel plate on the walling crib, vertical plane steel plate place is fixed with the water proof rubber plate, it is characterized in that being fixedly connected with at least on the horizontal plane steel plate two wire brushes.
2, a kind of outlet water-proof device for large diameter shield tunnel according to claim 1 is characterized in that the pre-buried oil addition pipe that is provided with on the horizontal plane steel plate between the described wire brush.
3, a kind of outlet water-proof device for large diameter shield tunnel according to claim 1 is characterized in that being welded with on the described horizontal plane steel plate three wire brushes.
4, a kind of outlet water-proof device for large diameter shield tunnel according to claim 1, the vertical plane steel plate that it is characterized in that walling crib is fixedlyed connected with rubber tile by the sealing casing of fixing on it, at least be provided with two vertical plane plates on this casing, rubber tile is fixedlyed connected with the vertical plane plate.
5, a kind of outlet water-proof device for large diameter shield tunnel according to claim 4 is characterized in that described casing is a ring-type, the vertical plane plate on the casing be provided with quantity and rubber tile that quantity is set is corresponding one by one.
6, a kind of outlet water-proof device for large diameter shield tunnel according to claim 4 is characterized in that vertical plane plate on the described ring-shaped box and the casing between the vertical plane plate are provided with injected hole.
7, a kind of outlet water-proof device for large diameter shield tunnel according to claim 4, it is characterized in that described rubber tile and vertical plane plate are bolted to connection, this is fixedly connected realizes by ring steel plate, ring steel plate passes through bolt with the vertical plane plate of rubber tile and ring-shaped box, be fixedly connected with fixed head on the ring steel plate, the fixed head hinge is connected with turnover panel.
8, a kind of outlet water-proof device for large diameter shield tunnel according to claim 7 is characterized in that described hinge connects to refer between fixed head and the turnover panel to connect by pin.
9, a kind of outlet water-proof device for large diameter shield tunnel according to claim 7 is characterized in that described fixed head in the form of a ring, is welded to connect between ring steel plate and the fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510112103 CN1793610A (en) | 2005-12-27 | 2005-12-27 | Outlet water-proof device for large diameter shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510112103 CN1793610A (en) | 2005-12-27 | 2005-12-27 | Outlet water-proof device for large diameter shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1793610A true CN1793610A (en) | 2006-06-28 |
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ID=36805247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510112103 Pending CN1793610A (en) | 2005-12-27 | 2005-12-27 | Outlet water-proof device for large diameter shield tunnel |
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| Country | Link |
|---|---|
| CN (1) | CN1793610A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094659A (en) * | 2010-12-29 | 2011-06-15 | 上海隧道工程股份有限公司 | Shield entry spring hinge plate sealing device |
| CN103266898A (en) * | 2013-04-26 | 2013-08-28 | 中交第二航务工程局有限公司 | Shield tunnel portal sealing device and shield tunnel portal sealing method |
| CN108150201A (en) * | 2017-12-29 | 2018-06-12 | 上海市机械施工集团有限公司 | Tunnel antipriming and construction method |
-
2005
- 2005-12-27 CN CN 200510112103 patent/CN1793610A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094659A (en) * | 2010-12-29 | 2011-06-15 | 上海隧道工程股份有限公司 | Shield entry spring hinge plate sealing device |
| CN103266898A (en) * | 2013-04-26 | 2013-08-28 | 中交第二航务工程局有限公司 | Shield tunnel portal sealing device and shield tunnel portal sealing method |
| CN108150201A (en) * | 2017-12-29 | 2018-06-12 | 上海市机械施工集团有限公司 | Tunnel antipriming and construction method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |