CN1793612A - Waterproof apparatus for shield tunnel outlet - Google Patents
Waterproof apparatus for shield tunnel outlet Download PDFInfo
- Publication number
- CN1793612A CN1793612A CN 200510112105 CN200510112105A CN1793612A CN 1793612 A CN1793612 A CN 1793612A CN 200510112105 CN200510112105 CN 200510112105 CN 200510112105 A CN200510112105 A CN 200510112105A CN 1793612 A CN1793612 A CN 1793612A
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- Prior art keywords
- rubber tile
- ring
- shield
- shield tunnel
- walling crib
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Abstract
The invention relates to a water-proof device, concretely relating to a shield tunnel outlet water-proof device for an underground shield tunnel outlet, comprising well circle, tunnel lining structure, and rubber plate, and characterized in that at least double rubber plates are arranged between the well circle and tunnel lining structure, the rubber plates are fixed through a ring tank, the tank is fixed with the well circle and at least provided with two vertical panels, and the rubber plates are fixed with the vertical panels; and its advantages: it adopts multiple rubber plates to compose 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, 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 waterproof apparatus for shield tunnel outlet 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 20 after the walling crib, bolt position 21 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 need directly yearn 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 defective 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 waterproof apparatus for shield tunnel outlet is provided, this device constitutes multiple tracks sealing water proof ring by the multiple tracks rubber tile is set, and the injected hole reperfusion serosity by between the twice rubber tile is in the limited space between the two, form further waterproof measure, and the pressing plate of rubber tile can be adopted 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 waterproof apparatus for shield tunnel outlet, comprise walling crib, tunnel lining structure, rubber tile, it is characterized in that between walling crib and tunnel lining structure, being provided with at least the twice rubber tile, rubber tile is fixed by a ring-shaped box, casing is fixedlyed connected with walling crib, this casing is provided with two vertical panels at least, and rubber tile is fixedlyed connected with vertical panel.
Vertical panel on the ring-shaped box be provided with quantity and rubber tile that quantity is set is corresponding one by one.
Vertical panel on the ring-shaped box and the casing between the vertical panel are provided with injected hole.
The vertical panel of rubber tile and ring-shaped box is bolted to connection, this is fixedly connected realizes by ring steel plate, ring steel plate by bolt, is fixedly connected with fixed head with the vertical panel of rubber tile and ring-shaped box on the ring steel plate, the fixed head turnover panel that has been connected through the hinge.
Advantage of the present invention is, adopt the multiple tracks rubber tile to constitute multiple tracks sealing water proof ring, seal approach is tight, reliable, 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 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;
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. 1-9, label 1-21 represents respectively: walling crib 1, nut 2, walling crib steel plate 3, cord rubber tile 4, ring steel plate 5, packing ring 6, nut 7, studs 8, fixed head 9, vertical panel 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, shield structure and pass through bolt position 20 after the walling crib, the bolt position when the shield structure passes through walling crib 21.
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, casing 18 is fixing by welding with the walling crib steel plate 3 on the walling crib 1, this casing 18 is provided with two vertical panels 10, rubber tile 4 is bolted to connection with the vertical panel 10 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 10 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 10 on the ring-shaped box 18 and the casing between the vertical panel 10 are provided with injected hole 17.
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, can form further waterproof measure by the limited space of injected hole 17 reperfusion serosities between twice rubber tile 4 on the sealing casing 18 simultaneously.
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 (6)
1, a kind of waterproof apparatus for shield tunnel outlet, comprise walling crib, tunnel lining structure, rubber tile, it is characterized in that between walling crib and tunnel lining structure, being provided with at least the twice rubber tile, rubber tile is fixed by a ring-shaped box, casing is fixedlyed connected with walling crib, this casing is provided with two vertical panels at least, and rubber tile is fixedlyed connected with vertical panel.
2, a kind of waterproof apparatus for shield tunnel outlet according to claim 1, it is characterized in that on the described ring-shaped box vertical panel be provided with quantity and rubber tile that quantity is set is corresponding one by one.
3, a kind of waterproof apparatus for shield tunnel outlet according to claim 1 is characterized in that vertical panel on the described ring-shaped box and the casing between the vertical panel are provided with injected hole.
4, a kind of waterproof apparatus for shield tunnel outlet according to claim 1, the vertical panel that it is characterized in that described rubber tile and ring-shaped box is bolted to connection, this is fixedly connected realizes by ring steel plate, ring steel plate passes through bolt with the vertical panel of rubber tile and ring-shaped box, be fixedly connected with fixed head on the ring steel plate, the fixed head turnover panel that has been connected through the hinge.
5, a kind of waterproof apparatus for shield tunnel outlet according to claim 4 is characterized in that described hinge connects to refer between fixed head and the turnover panel to connect by pin.
6, a kind of waterproof apparatus for shield tunnel outlet according to claim 4 is characterized in that being welded to connect between described ring steel plate and the fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510112105 CN1793612A (en) | 2005-12-27 | 2005-12-27 | Waterproof apparatus for shield tunnel outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510112105 CN1793612A (en) | 2005-12-27 | 2005-12-27 | Waterproof apparatus for shield tunnel outlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1793612A true CN1793612A (en) | 2006-06-28 |
Family
ID=36805249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510112105 Pending CN1793612A (en) | 2005-12-27 | 2005-12-27 | Waterproof apparatus for shield tunnel outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1793612A (en) |
Cited By (1)
| 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 |
-
2005
- 2005-12-27 CN CN 200510112105 patent/CN1793612A/en active Pending
Cited By (1)
| 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 |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |