CN2913607Y - Waterproof apparatus for exit of double-O-tube shield tunnel - Google Patents
Waterproof apparatus for exit of double-O-tube shield tunnel Download PDFInfo
- Publication number
- CN2913607Y CN2913607Y CN 200520048062 CN200520048062U CN2913607Y CN 2913607 Y CN2913607 Y CN 2913607Y CN 200520048062 CN200520048062 CN 200520048062 CN 200520048062 U CN200520048062 U CN 200520048062U CN 2913607 Y CN2913607 Y CN 2913607Y
- Authority
- CN
- China
- Prior art keywords
- double
- walling crib
- exit
- shield tunnel
- rubber tile
- 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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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a waterproof device, specifically a waterproof device used at the exit of a double-O-tube (DOT) shield tunnel. The device is characterized in that the gas bag and rubber plate of the device are both arranged at the juncture of double O-tubes, the press plate at one side of the rubber plate is in hinge joint so that one end of the press plate automatically derivates when the shield passes through the walling crib, without needing manual regulation, and the other side of the rubber plate drives the rubber plate back to attach tightly to the liner outer surface. The turning plate is always engaged tightly with the external diameter of the shield or liner when or after the shield passes through the walling crib, and the curtain rubber plate is attached tightly to the turning plate under the action of the inflated gas bag when the turning plate rotates at any angle, so that the rubber plate defines a waterproof seal ring and the construction of DOT shield tunnel is completed rapidly.
Description
Technical field
The utility model relates to the water-tight device class, relates to a kind of appear waterproof device for exit of double-O-tube shield tunnel at place of underground structure, particularly double-O-tube shield tunnel that is used for concretely.
Background technology
Waterproof apparatus for shield tunnel outlet of the prior art such as Fig. 1, shown in 2, before shield machine advances, installation is circular cord rubber tile, press rubber tile on the set steel plate of walling crib with ring steel plate, fan-shaped pressing plate near ring steel plate then is set, adopt nut then, bolt is to ring steel plate, fan-shaped pressing plate is fixed, offer the strip bolt hole at fan-shaped pressing plate middle part, see among Fig. 2 that the shield structure passes through bolt position 24 after the walling crib, bolt position 25 when the shield structure passes through walling crib, when the shield structure passes through walling crib and after the walling crib, by the manual adjustment mode, change the restraint location of fan-shaped pressing plate,, form supporting role rubber tile so that it becomes circular shield structure or the tunnel external diameter be close to, make rubber tile form an airtight waterproof line, its shortcoming is that the position adjustments of fan-shaped pressing plate need finish by manually-operated, therefore both wastes time and energy, and influences construction speed again.Simultaneously for double-O-tube shield tunnel, when excavating the tunnel, its cross section is the annulus of two overlap joints, can there be bigger problem in two round joints if only general cord rubber tile is set according to single circular tunnel, at the cord rubber tile of two round joints because of its cross-section structure reason, after double-O-tube shield passes through the hole circle, can't under the effect of extraneous water and soil pressure, return back to and be close to lining cutting external diameter state, be unfavorable for the integral waterproofing effect of cord rubber tile.
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 device for exit of double-O-tube shield tunnel is provided, this device is installed air bag and rubber tile in two round joints, the pressing plate of rubber tile one side can also 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, and its another example is oppressed the rubber tile answer and is close to the lining cutting external surface by the expansion force of airbag aeration.
The utility model purpose realizes being finished by following technical scheme:
A kind of waterproof device for exit that is used for double-O-tube shield tunnel, the flying bird shape section of jurisdiction, the rubber tile that comprise walling crib, two round joints, walling crib is provided with vertical panel, rubber tile is fixedlyed connected with vertical panel, it is characterized in that in rubber tile one side, between the inwall of walling crib and flying bird shape section of jurisdiction outer wall an air bag is set at least, this air bag bolt is in the walling crib inboard, and air bag is provided with gas tube.
Described gas tube places pipeline, this pipe built-in in walling crib, an end drifting circle inboard of pipeline, an end drifting circle outer end.
Describedly an air bag is set at least can refers to and be provided with three air bags, and three air bags vertically stack successively.Three gas tubes that are separately positioned on three air bags can be arranged in same pipeline.
Described 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 rubber tile and walling crib vertical plane plate, is fixedly connected with fixed head on the ring steel plate, and the fixed head hinge is connected with turnover panel.
The utility model has the advantages that, at double-O-tube shield tunnel, no matter be shield structure when passing through walling crib or after passing through walling crib, turnover panel all the time can 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 under the effect of air bag, 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, the save trouble and labor is accelerated construction progress greatly.
Description of drawings
Accompanying drawing 1 is prior art structural representation (side);
Accompanying drawing 2 is a prior art end face structure schematic diagram;
Accompanying drawing 3 is the utility model inflation pre-structure schematic diagram (side);
Accompanying drawing 4 is the utility model inflation back structural representation (side);
Accompanying drawing 5 is the flying bird shape section of jurisdiction end face structure schematic diagram of the two circle of the utility model joint;
Accompanying drawing 6 is the utility model fixed head Facad structure schematic diagram;
Accompanying drawing 7 is the utility model fixed head side structure schematic diagram;
Accompanying drawing 8 is the utility model turnover panel Facad structure schematic diagram;
Accompanying drawing 9 is the utility model turnover panel side structure schematic diagram;
Accompanying drawing 10 is the utility model cottor pin structural representation;
Accompanying drawing 11 is the utility model pin shaft structure schematic diagram;
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. 1-11, label 1-25 represents respectively: pre-buried iron pipe 1, nut 2, packing ring 3, nut 4, studs 5, acorn nut 6, briquetting 7, fixed head 8, guide 9, turnover panel 10, gas tube 11, packing ring 12, bolt 13, air bag 14, ring steel plate 15, walling crib 16, bearing pin 17, cottor pin 18, fan-shaped pressing plate 19, walling crib vertical plane steel plate 20, horizontal plane steel plate 21, flying bird shape section of jurisdiction 22, cord rubber tile 23, shield structure pass through bolt position 24 after the walling crib, the bolt position when the shield structure passes through walling crib 25.
Present embodiment comprises flying bird shape section of jurisdiction 22, the rubber tile 23 of walling crib 16, two round joints, walling crib 16 is provided with vertical panel 20 and horizontal plane steel plate 21, walling crib 16, rubber tile 23, ring steel plate 15, fixed head 8, turnover panel 10, ring steel plate 15 presses rubber tile 23 in walling crib 16 basal planes, and employing bolt, promptly realize bolt by packing ring 3, nut 4, studs 5, nut 2, nut 2 wherein is embedded in the walling crib steel plate 20 in advance in advance, welding between ring steel plate 15 and the fixed head 8.Sell between fixed head 8 and the turnover panel 10 and be connected, be that fixed head 8 is connected as a single entity by bearing pin 17, guide 9, cottor pin 18 with turnover panel 10, then fixed head 8 is freezed on ring steel plate 15, 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 10 be arranged in parallel with rubber tile 23.Ring steel plate 15 is two circles and intersects shape.
In rubber tile 23 1 sides, between the inwall of walling crib 16 and flying bird shape section of jurisdiction 22 outer walls, three air bags 14 are set, three air bags 14 vertically stack successively, air bag 14 bolt are in horizontal plane steel plate 21 places of walling crib 16 inboards, be respectively arranged with gas tube 11 on three air bags 14, gas tube 11 all places pre-buried iron pipe 1, and this pre-buried iron pipe 1 is embedded in the walling crib 1, one end drifting circle 16 inboards, an end drifting circle 16 outer ends.
Should be specifically noted that the selection of turnover panel 10 length in the present embodiment, turnover panel 10 length are too short, under the shield structure is appeared generation deviation situation, cause turnover panel 10 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 10 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 10, can't be well and shield structure or lining cutting external diameter close proximity, thus cause seepage.General turnover panel 10 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 8 and the selection of the articulated manner of turnover panel 10 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.
Be provided with earlier and be prefabricated into the cord rubber tile 23 of ring in pithead position, for cord rubber tile 23 is closely pasted mutually with walling crib 16, press ring steel plate 15 following closely, ring steel plate 15 sectional processing and fabricatings, but the gap of installing between period and the section should be controlled at minimum degree.Packing ring 3, nut 4, studs 5 are set subsequently, so that ring steel plate 15, cord rubber tile 23 are located with walling crib 16; Studs 5 passes the screw of reserving on ring steel plate 15 and the cord rubber tile 23, is fixed in the nut 2 that is embedded in walling crib steel plate 20 places in advance.
When the shield structure passes through walling crib, be the fixed head 8 of circular arrangement and turnover panel 10 and the shield structure external diameter close proximity of trying one's best, when cord rubber tile 23 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 23 that turns up, rubber tile 23 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 8 and turnover panel 10, 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 10 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, the cord rubber tile can be along with the flip angle of turnover panel 10, keeps itself and closely the pasting mutually of turnover panel at any time.
Present embodiment is when being provided with, before fluid concrete except embedded nut is on the walling crib steel plate, also answer a pre-buried iron pipe 1 that is certain knuckle radius, in the iron pipe 1 gas tube is set, in addition at two circles pre-buried acorn nut of walling crib steel plate horizontal level that joins, adopt nut then, studs is fixed ring steel plate, in two round joints air bag 14 is installed, air bag 14 adopts briquetting 7 horizontal fixed in pre-buried acorn nut position, the airbag aeration hole links to each other with gas tube in the iron pipe, in shield structure progradation, after the shield structure passed walling crib, air bag was inflated at once, the expansion force of its generation can help the cord rubber tile to return back to the state of being close to the lining cutting external surface, form the watertightness performance at two round splce places, thoroughly having solved two circle joint cord rubber tiles can not hard-pressed bale lining cutting external surface, produces the problem of percolating water the most at last.
Claims (7)
1, a kind of waterproof device for exit of double-O-tube shield tunnel, the flying bird shape section of jurisdiction, the rubber tile that comprise walling crib, two round joints, walling crib is provided with vertical panel, rubber tile is fixedlyed connected with vertical panel, it is characterized in that in rubber tile one side, between the inwall of walling crib and flying bird shape section of jurisdiction outer wall an air bag is set at least, this air bag bolt is in the walling crib inboard, and air bag is provided with gas tube.
2, the waterproof device for exit of a kind of double-O-tube shield tunnel according to claim 1 is characterized in that described gas tube places pipeline, this pipe built-in in walling crib, an end drifting circle inboard of pipeline, an end drifting circle outer end.
3, the waterproof device for exit of a kind of double-O-tube shield tunnel according to claim 1 it is characterized in that describedly an air bag is set at least refers to and being provided with three air bags, and three air bags vertically stacks successively.
4, the waterproof device for exit of a kind of double-O-tube shield tunnel according to claim 3, three gas tubes that it is characterized in that being separately positioned on three air bags are arranged in same pipeline.
5, the waterproof device for exit of a kind of double-O-tube shield tunnel according to claim 1, 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 rubber tile and walling crib vertical plane plate, be fixedly connected with fixed head on the ring steel plate, the fixed head hinge is connected with turnover panel.
6, the waterproof device for exit of a kind of double-O-tube shield tunnel according to claim 5 is characterized in that described hinge connects to refer between fixed head and the turnover panel to connect by pin.
7, the waterproof device for exit of a kind of double-O-tube shield tunnel according to claim 5 is characterized in that described ring steel plate is two circles and intersects shape, and is welded to connect between the fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520048062 CN2913607Y (en) | 2005-12-27 | 2005-12-27 | Waterproof apparatus for exit of double-O-tube shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520048062 CN2913607Y (en) | 2005-12-27 | 2005-12-27 | Waterproof apparatus for exit of double-O-tube shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2913607Y true CN2913607Y (en) | 2007-06-20 |
Family
ID=38168206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520048062 Expired - Fee Related CN2913607Y (en) | 2005-12-27 | 2005-12-27 | Waterproof apparatus for exit of double-O-tube shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2913607Y (en) |
-
2005
- 2005-12-27 CN CN 200520048062 patent/CN2913607Y/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: 20070620 Termination date: 20141227 |
|
| EXPY | Termination of patent right or utility model |