CN2856418Y - Cave exit waterproof structure of combined shield tunnel - Google Patents
Cave exit waterproof structure of combined shield tunnel Download PDFInfo
- Publication number
- CN2856418Y CN2856418Y CN 200520048059 CN200520048059U CN2856418Y CN 2856418 Y CN2856418 Y CN 2856418Y CN 200520048059 CN200520048059 CN 200520048059 CN 200520048059 U CN200520048059 U CN 200520048059U CN 2856418 Y CN2856418 Y CN 2856418Y
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- CN
- China
- Prior art keywords
- steel plate
- outlet water
- proof structure
- combined shield
- structure according
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- Expired - Fee Related
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Abstract
The utility model relates to a waterproof device, especially a combined shield tunnel face waterproof structure used in underground structure, especially shield tunnel face position. A rubber plate is arranged for forming a closing waterproof ring; a plurality of sealing steel wire brushes and grease filling port pipes are disposed on the well wall for forming a plurality of combined sealing watertight lines; swivel joint is applied on the pressure plate of the rubber plate for enabling one end of the pressure plate deflect automatically after the shield passes the well rings, while needing no manual regulation.
Description
Technical field
The utility model relates to the water-tight device class, relates to a kind of underground structure, particularly combined shield outlet water-proof structure 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 outlet water-proof 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 18 after the walling crib, bolt position 19 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 purpose of this utility model is according to above-mentioned the deficiencies in the prior art part, a kind of combined shield outlet water-proof structure is provided, this structure constitutes the sealing water proof ring by rubber tile is set, 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 employing 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 combined shield outlet water-proof structure, comprise walling crib, be set with vertical plane steel plate and horizontal plane steel plate on the walling crib, it is characterized in that being fixed with the water proof rubber plate, on the horizontal plane steel plate, be fixedly connected with two wire brushes at least at vertical plane steel plate place.
The pre-buried oil addition pipe that is provided with on the horizontal plane steel plate between wire brush and the wire brush.
The vertical plane steel plate of walling crib is fixedlyed connected with rubber tile with ring steel plate by pressing plate, and pressing plate presses vertical plane steel plate in walling crib by ring steel plate with rubber tile.
Be bolted to connection between rubber tile and the ring steel plate.
Above-mentioned pressing plate is made of fixed head and turnover panel, and hinge is connected between fixed head and the turnover panel, and fixed head is wherein fixedlyed connected with ring steel plate.
The utility model has the advantages that, 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.
Description 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 5 is the utility model fixed head side structure schematic diagram;
Accompanying drawing 6 is the utility model turnover panel Facad structure schematic diagram;
Accompanying drawing 7 is the utility model turnover panel side structure schematic diagram;
Accompanying drawing 8 is the utility model cottor pin structural representation;
Accompanying drawing 9 is the utility model pin shaft structure schematic diagram;
Accompanying drawing 10 is the utility model wire brush structural representation;
The specific embodiment
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. 1-10, label 1-19 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, wire brush 16, oil addition pipe 17, shield structure pass through bolt position 18 after the walling crib, the bolt position when the shield structure passes through walling crib 19.
Present embodiment comprises walling crib 1, be set with vertical plane steel plate 10 and horizontal plane steel plate 3 on the walling crib 1, be welded with three wire brushes 16 on horizontal plane steel plate 3, the 3 pre-buried oil addition pipes 17 that are provided with have been preset two altogether on the horizontal plane steel plate between wire brush 16 and the wire brush 16.
The vertical plane steel plate 10 of walling crib is fixedlyed connected with cord rubber tile 4 with ring steel plate 5 by pressing plate, and pressing plate presses vertical plane steel plate 10 in walling crib by ring steel plate 5 with rubber tile 4, and fixing by packing ring 6, nut 7, studs 8 and nut 2.
Pressing plate is made of fixed head 9 and turnover panel 11, constituting hinges by bearing pin 12, cottor pin 13, guide 14 between fixed head 9 and the turnover panel 11 is connected, be connected as a single entity,, fixed head 9 in the form of a ring, this plate 9 freezes 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 rubber tile 4 is constituted seal water proof ring together, the method of multiple-sealed wire brush 21 and oil addition pipe 22 pressure injection high water pressure resistants, nonflammable grease also can be set by borehole wall place simultaneously, can form combination sealing sealing line.
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.
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 walling crib vertical plane steel plate 10 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 walling crib vertical plane steel plate 10; 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 combined shield outlet water-proof structure, comprise walling crib, be set with vertical plane steel plate and horizontal plane steel plate on the walling crib, it is characterized in that being fixed with the water proof rubber plate, on the horizontal plane steel plate, be fixedly connected with two wire brushes at least at vertical plane steel plate place.
2, a kind of combined shield outlet water-proof structure according to claim 1 is characterized in that being welded with on the described horizontal plane steel plate three wire brushes.
3, a kind of combined shield outlet water-proof structure according to claim 1 and 2 is characterized in that the pre-buried oil addition pipe that is provided with on the horizontal plane steel plate between described wire brush and the wire brush.
4, a kind of combined shield outlet water-proof structure according to claim 1, the vertical plane steel plate that it is characterized in that walling crib is fixedlyed connected with rubber tile with ring steel plate glue by pressing plate, and pressing plate presses vertical plane steel plate in walling crib by ring steel plate with rubber tile.
5, a kind of combined shield outlet water-proof structure according to claim 4 is characterized in that being bolted to connection between described rubber tile and the ring steel plate.
6, a kind of combined shield outlet water-proof structure according to claim 4 is characterized in that described pressing plate is made of fixed head and turnover panel, and hinge is connected between fixed head and the turnover panel, and fixed head is wherein fixedlyed connected with ring steel plate.
7, a kind of combined shield outlet water-proof structure according to claim 6 is characterized in that being welded to connect between described fixed head and the ring steel plate.
8, a kind of combined shield outlet water-proof structure according to claim 6 is characterized in that described hinge connects to refer between fixed head and the turnover panel to connect by pin.
9, a kind of combined shield outlet water-proof structure according to claim 6 is characterized in that described fixed head in the form of a ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520048059 CN2856418Y (en) | 2005-12-27 | 2005-12-27 | Cave exit waterproof structure of combined shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520048059 CN2856418Y (en) | 2005-12-27 | 2005-12-27 | Cave exit waterproof structure of combined shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2856418Y true CN2856418Y (en) | 2007-01-10 |
Family
ID=37599726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520048059 Expired - Fee Related CN2856418Y (en) | 2005-12-27 | 2005-12-27 | Cave exit waterproof structure of combined shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2856418Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026032A (en) * | 2018-07-20 | 2018-12-18 | 中铁三局集团有限公司 | Under turn over beam and invade the lower shield translating construction method of limit |
-
2005
- 2005-12-27 CN CN 200520048059 patent/CN2856418Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026032A (en) * | 2018-07-20 | 2018-12-18 | 中铁三局集团有限公司 | Under turn over beam and invade the lower shield translating construction method of limit |
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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 |