CN2856420Y - Cave exit waterproof appts of shield tunnel - Google Patents
Cave exit waterproof appts of shield tunnel Download PDFInfo
- Publication number
- CN2856420Y CN2856420Y CN 200520048064 CN200520048064U CN2856420Y CN 2856420 Y CN2856420 Y CN 2856420Y CN 200520048064 CN200520048064 CN 200520048064 CN 200520048064 U CN200520048064 U CN 200520048064U CN 2856420 Y CN2856420 Y CN 2856420Y
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- CN
- China
- Prior art keywords
- ring
- rubber tile
- shield
- tunnel
- shield tunnel
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a watertight device, especially a shield tunnel leaving watertight device used in the shield leaving position of underground tunnel. The device comprises a well edge, a tunnel liner structure and a rubber sheet. The utility model is characterized in that: no less than two rubber sheets are disposed between the well edge and the tunnel liner structure; the rubber is fixed by a ring shaped box which is fixed to the well edge; the box is equipped with at least two vertical panels fixed to the rubber sheets. The utility model is capable of keeping the tuning plate sticking to the outside diameter or the liner of the shield in or after the process of the shield passing the well ring for forming a closing watertight ring by applying multiple closing watertight rings made of multiple rubber sheets. Accordingly, the utility model achieves good waterproof effect and a short construction process.
Description
Technical field
The utility model relates to the water-tight device class, relates 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 purpose of this utility model 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 utility model purpose 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.
The utility model has the advantages that, 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 the utility model structural representation (side);
Accompanying drawing 4 is the utility model fixed head Facad structure schematic diagram;
Accompanying drawing 6 is the utility model turnover panel Facad structure schematic diagram;
Accompanying drawing 8 is the utility model cottor pin structural representation;
Concrete technical scheme
The utility model feature 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.
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 in the utility model 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.
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 200520048064 CN2856420Y (en) | 2005-12-27 | 2005-12-27 | Cave exit waterproof appts of shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520048064 CN2856420Y (en) | 2005-12-27 | 2005-12-27 | Cave exit waterproof appts of shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2856420Y true CN2856420Y (en) | 2007-01-10 |
Family
ID=37599728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520048064 Expired - Fee Related CN2856420Y (en) | 2005-12-27 | 2005-12-27 | Cave exit waterproof appts of shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2856420Y (en) |
-
2005
- 2005-12-27 CN CN 200520048064 patent/CN2856420Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070110 Termination date: 20141227 |
|
| EXPY | Termination of patent right or utility model |