CN106917631A - Supporting type tunnel linkage section sealing device in a kind of water - Google Patents
Supporting type tunnel linkage section sealing device in a kind of water Download PDFInfo
- Publication number
- CN106917631A CN106917631A CN201710230184.4A CN201710230184A CN106917631A CN 106917631 A CN106917631 A CN 106917631A CN 201710230184 A CN201710230184 A CN 201710230184A CN 106917631 A CN106917631 A CN 106917631A
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- Prior art keywords
- sealing ring
- steel plates
- lower sealing
- upper sealing
- rubber
- Prior art date
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- 238000007789 sealing Methods 0.000 title claims abstract description 174
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 109
- 239000010959 steel Substances 0.000 claims abstract description 109
- 238000010276 construction Methods 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 10
- 239000000725 suspension Substances 0.000 claims abstract description 7
- 238000004073 vulcanization Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000280 densification Methods 0.000 description 5
- 239000011150 reinforced concrete Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/385—Sealing means positioned between adjacent lining members
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/381—Setting apparatus or devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The present invention relates to supporting type tunnel linkage section sealing device in a kind of water, belong to under-water structure project technical field.Upright post base is located in the middle of the side bottom of upper sealing ring two, firm welding on the outside of upright post base side and upper sealing ring, column is connected by bolt with upright post base, column top is installed on cucurbit, crossbeam is provided between the top of two columns, suspension ring are provided with the middle of crossbeam, the side roof part of lower sealing ring two is respectively equipped with two blocks of A steel plates and two blocks of B steel plates, firm welding on the outside of A steel plates and B steel plates side and lower sealing ring, a circular hole is provided with the middle of A steel plates, B steel plates bottom is provided with downwardly open U-lag, U-lag bottom is provided with a rubber strip, rubber strip two ends are connected by bolt with B steel plates, linkage section pouring construction space is provided under the protection of sealing device；Sealing device is easy to operate；Sealing device can be reclaimed, reused.
Description
Technical field
The present invention relates to supporting type tunnel linkage section sealing device in a kind of water, belong to under-water structure project technical field.
Background technology
Immersed tunnelling method is the submerged tunnel construction method of comparative maturity, and immersed tunnelling method tunnel usage history has had more than 100 years.Cross
Immersed tube tunnel is gone to be embedded in riverbed under water or sea bed soil layer.If immersed tube tunnel is locally higher by riverbed, foundation trench excavated volume can be reduced
With immersed tube length, construction costs is effectively reduced.For example, across the port highway immersed tube tunnel in Hong Kong, Greece Pu Liwei sand-Acker are gloomy heavy
Pipe tunnel is in the presence of the local pipeline section for being higher by 2~4m of riverbed.
If tunnel line closes on seashore locally pool, if tunnel is all built below sea bed face, tunnel
Buried depth it is larger, the section on the bank for closing on pool side is very long, and whole construction costs is higher；If in pool location using " supporting
Formula tunnel ", that is, close reinforced concrete structure and be installed in some supporting structures, and supporting structure is higher by sea bed face, and closing reinforcing bar is mixed
Xtah Crude Clay structure is entirely located in seawater, and closing reinforced concrete structure top surface plan range off sea meets Navigation in Navigable where engineering
It is required that, " supporting type tunnel " technical scheme is feasible, and " supporting type tunnel " construction costs is relatively low relative to the full tunnel that buries, and
It is built difficulty and construction risk and will substantially reduce.
Closing reinforced concrete structure includes prefabricated tube section and linkage section, and dry-docking makes prefabricated tube section on the coast, prefabricated pipe
Section is installed on two or more supporting structures by transportation by driving and sinking, between having 2m or so between prefabricated tube section before and after circuit
Gap, linkage section needs cast in situs under water between front and rear prefabricated tube section.In order to linkage section pours the offer condition that applies under water, need
Sealing device is installed in linkage section surrounding.
The content of the invention
Defect and deficiency it is an object of the invention to be directed to prior art, there is provided a kind of simple structure, it is reasonable in design, make
With supporting type tunnel linkage section sealing device in convenient water.
To achieve the above object, the technical solution adopted by the present invention is：It includes upper sealing ring, lower sealing ring, column, vertical
Post base, coarse-wire rope, cucurbit, crossbeam, A steel plates, B steel plates, seizing wire, rubber strip, rubber fastening band, rubber slab, pin
And suspension ring, upper sealing ring be installed in linkage section top, lower sealing ring be located at connection pars infrasegmentalis, upright post base be located at upper sealing ring two
In the middle of side bottom, firm welding on the outside of upright post base side and upper sealing ring, column is connected by bolt with upright post base, column
Top is installed on cucurbit, and crossbeam is provided between the top of two columns, and suspension ring, the side roof part of lower sealing ring two difference are provided with the middle of crossbeam
Two blocks of A steel plates and two blocks of B steel plates are provided with, firm welding on the outside of A steel plates and B steel plates side and lower sealing ring is provided with the middle of A steel plates
One circular hole, B steel plates bottom are provided with downwardly open U-lag, and U-lag bottom is provided with a rubber strip, and rubber strip two ends pass through
Bolt is connected with B steel plates, at regular intervals along circuit side's line between two blocks of A steel plates, has one along circuit side's line between two blocks of B steel plates
Capel is made in determining deviation, coarse-wire rope bottom, and coarse-wire rope capel is placed between two blocks of A steel plates or two blocks of B steel plates, pin
The U-lag and the capel of coarse-wire rope of the circular hole or B steel plates through A steel plates are fastened, the coarse-wire rope other end passes through column bottom
Seat centre bore and the cucurbit positioned at column top connect, and every rubber strip is connected with a seizing wire, the seizing wire other end
It is fixed on the top of column；Lower sealing ring is provided with A and enters osculum on the inside of linkage section；Pass through cucurbit and coarse-wire rope first
Upper sealing ring and the preliminary drawing of lower sealing ring, the water that secondly will be located at linkage section are entered into osculum discharge, profit by lower sealing ring A
Rubber fastening band between prefabricated tube section before and after making upper sealing ring and linkage section with the outer lateral water pressure of upper sealing ring and lower sealing ring,
Sealing plate densification stops between rubber fastening band, upper sealing ring and lower sealing ring between prefabricated tube section before and after lower sealing ring and linkage section
Water, is attached section construction under upper sealing ring, the protection of lower sealing ring.
Preferably, the upper sealing ring contacts end face with lower sealing ring is provided with rubber slab, upper sealing ring and front and rear prefabricated
Between pipeline section, there is rubber fastening band between lower sealing ring and front and rear prefabricated tube section respectively, rubber water-proof carries two ways：First
The mode of kind is that upper sealing ring and lower sealing ring rear and front end inner side are provided with rubber fastening band, the rubber fastening band position of upper sealing ring
With the position consistency of the rubber fastening band of lower sealing ring, while the vulcanization of rubber slab side and rubber fastening band bottom surface is connected, rubber
Waterstop respectively with side bonds in upper sealing ring and lower sealing ring or be bolted；The second way is prefabricated tube section two ends
The rubber fastening band of ring-type is respectively equipped with, rubber fastening band is Nian Jie with prefabricated tube section L or is bolted.
Preferably, the upper sealing ring and lower sealing ring are using closing steel construction, the side bottom of upper sealing ring two is provided with C and enters
Osculum, lower sealing ring bottom is provided with D and enters osculum, and the nominal unit weight of upper sealing ring and lower sealing ring can be by water filling draining
Adjustment.
Preferably, the column uses vertical section splicing structure, every section of column is by four angle steel, top connection steel
Plate, bottom junction steel plate and some batten plates are welded, and are connected by screw bolts between every section of column.
Preferably, after the linkage section has been constructed, the pretightning force of coarse-wire rope is released, by seizing wire by B steel plates
On rubber strip break or come off, manually moving down the coarse-wire rope with B steel plates the same side makes pin leave U-lag,
It is last lower sealing ring and upper sealing ring is disconnected section to the intake-discharge pipe A water filling pressurizations of lower sealing ring inner side, from upper sealing ring
C enter water drainage and the D of lower sealing ring enters water drainage, float upper sealing ring and lower sealing ring, set using lifting
It is standby that upper sealing ring and lower sealing ring are hung out into the water surface.
After said structure, the present invention has the beneficial effect that：Supporting type tunnel linkage section in a kind of water of the present invention
Sealing device has the advantages that：
(1) linkage section pouring construction space is provided under the protection of sealing device；
(2) sealing device is easy to operate；
(3) sealing device can be reclaimed, reused；
(4) prefabricated tube section is caused to deform stress when sealing device is installed in prefabricated tube section smaller.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
Supporting type tunnel linkage section sealing device schematic cross section in a kind of water that Fig. 1 is provided for the present invention；
Supporting type tunnel linkage section sealing device vertical section schematic diagram in a kind of water that Fig. 2 is provided for the present invention；
A kind of upper sealing ring elevational schematic view that Fig. 3 is provided for the present invention
Fig. 4 is a kind of schematic elevation view of upper sealing ring that the present invention is provided；
The middle section figure of the upper sealing ring that Fig. 5 is provided for the present invention；
The upper sealing ring bottom face part sectioned view that Fig. 6 is provided for the present invention；
A kind of lower sealing ring elevational schematic view that Fig. 7 is provided for the present invention；
A kind of schematic elevation view of lower sealing ring that Fig. 8 is provided for the present invention；
A kind of schematic elevation view of upright post base that Fig. 9 is provided for the present invention
A kind of profile of upright post base that Figure 10 is provided for the present invention；
The A steel plate schematic diagrames that Figure 11 is provided for the present invention；
The B steel plate schematic diagrames that Figure 12 is provided for the present invention；
The column schematic diagram that Figure 13 is provided for the present invention；
Figure 14 is the top view of Figure 13；
The partial assembly drawings such as coarse-wire rope, pin and the upright post base that Figure 15 is provided for the present invention；
Figure 16 is rubber fastening band and connection diagram in the present invention.
Specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
Referring to such as Fig. 1 -- shown in Figure 16, including upper sealing ring 1, lower sealing ring 2, column 3, upright post base 4, coarse-wire rope
5th, cucurbit 6, crossbeam 7, A steel plates 8, B steel plates 9, seizing wire 10, suspension ring 11, rubber strip 13, capel 14, pin fasten 15, rubber slab
16th, rubber fastening band 17, A enters osculum 18；Upper sealing ring 1 is installed in linkage section X tops, and lower sealing ring 2 is located at linkage section X bottoms
Portion, upright post base 4 is located in the middle of the two bottom sides of upper sealing ring 1, the side of upright post base 4 and the outside plate of upper sealing ring 1
Firm welding, column 3 is connected by bolt with upright post base 4, and the top of two root posts 3 is installed on cucurbit 6, two root posts respectively
Crossbeam 7 is provided between 3 top, suspension ring 11 are provided with the middle of crossbeam, two blocks of A steel plates are provided with the middle of the left side top of lower sealing ring 2
8, the outside steel of two blocks of B steel plates 9, A steel plates 8 and the side of B steel plates 9 and lower sealing ring 2 is provided with the middle of the right hand top of lower sealing ring 2
Plate weld firmly, is provided with a circular hole in the middle of A steel plates 8, the bottom of B steel plates 9 is provided with downwardly open U-lag 12, each U-lag 12
Bottom be provided with a rubber strip 13, the two ends of rubber strip 13 are connected by bolt with B steel plates 9, bolt be located at U-lag both sides,
It is at regular intervals along line direction between two blocks of A steel plates 8, at regular intervals along circuit side's line between two blocks of B steel plates 9, thicker wire
Capel 14 is made in the bottom of rope 5, and capel 14 is placed between two blocks of A steel plates 8, and a pin fastens 15 through two blocks of A steel plates 8
Garden hole and capel 14, another pin fasten 15 through two pieces of U-lags 12 and another capel of coarse-wire rope 14 of B steel plates 9,
The coarse-wire rope other end is connected through the centre bore of upright post base 4 and cucurbit 6, and every rubber strip 13 and a seizing wire connect
Connect, the other end of seizing wire 10 is fixed on the top of column.Upper sealing ring 1, the inner side of lower sealing ring 2 are provided with A and enter osculum 18.On
The bottom face of sealing ring 1 and the top end face of lower sealing ring 2 are respectively equipped with rubber slab 16, upper sealing ring 1 and front and rear prefabricated tube section L it
Between be provided with rubber fastening band 17, be provided with rubber fastening band 17 between lower sealing ring 2 and front and rear prefabricated tube section L, rubber water-proof is carried
Two ways：First way is to be respectively equipped with rubber fastening band 17 on the inside of the rear and front end of upper sealing ring 1 and lower sealing ring 2,
The position consistency of the position of rubber fastening band 17 of upper sealing ring 1 and the rubber fastening band 17 of lower sealing ring 2, the side of rubber slab 16 with
The bottom surface of rubber fastening band 17 vulcanization connection, rubber fastening band 17 is bolted with upper sealing ring 1, lower sealing ring 2 respectively；The
Two kinds of modes are the rubber fastening bands 17 that prefabricated tube section L is respectively arranged at two ends with ring-type, and rubber fastening band 17 passes through with prefabricated tube section L
Bolt connection；, using closing steel construction, 1 liang of side bottom of upper sealing ring is provided with C and enters osculum 20 for upper sealing ring 1 and lower sealing ring 2,
The bottom of lower sealing ring 2 is provided with D and enters osculum 21；Column 3 uses vertical section splicing structure, and every section of column is by four angle steel, top
Portion's junction steel plate, bottom junction steel plate and some batten plates are welded, and are connected by screw bolts between every section of column.
By cucurbit 6 and coarse-wire rope 5 by upper sealing ring 1 and the preliminary drawing of lower sealing ring 2, and make upper sealing ring 1 and connect
Connect before and after section X between prefabricated tube section L rubber fastening band 17, lower sealing ring 2 and rubber stops between prefabricated tube section L before and after linkage section X
Water with the preliminary densification sealing of rubber slab 16 between 17, upper sealing ring 1 and lower sealing ring 2, under the water for being located at linkage section X is passed through
The A of sealing ring enters osculum 18 and discharges, and the outer lateral water pressure using upper sealing ring 1 and lower sealing ring 2 makes upper sealing ring 1 and is connected
Rubber fastening band 17, lower sealing ring 2 and rubber water-proof between prefabricated tube section L before and after linkage section X between prefabricated tube section L before and after section X
Band 17, the densification sealing of rubber slab 16 between upper sealing ring 1 and lower sealing ring 2, under the protection of upper sealing ring 1 and lower sealing ring 2
It is attached a section X pouring constructions.
After having been constructed Deng linkage section X, the pretightning force of coarse-wire rope 5 is released, by seizing wire 10 by the rubber on B steel plates
Bar 13 is broken or is come off, and manually moving down the coarse-wire rope 5 with the same side of rubber strip 13 makes latching 15 leave U-lag,
Entering the water filling of osculum 18 by the A of lower sealing ring 2 and pressurizeing makes upper sealing ring 1 and lower sealing ring 2 be disconnected a section X, leads to from upper close
Seal ring 1 and the internal drainage of lower sealing ring 2 float upper sealing ring 1 and lower sealing ring 2, using lifting appliance by upper sealing ring 1 and under
Sealing ring 2 hangs out the water surface
Embodiment：
Such as Fig. 1~Figure 13, prefabricated tube section L outer radius 3.5m, linkage section X tunnel outer radius 3.5m, prefabricated tube section L is along circuit
The spacing 2.0m (linkage section X is along line length 2.0m) in direction, upper sealing ring and lower sealing ring outer radius R1=4.10m, it is upper close
Seal ring and lower sealing ring inside radius R2=3.56m (thickness after 3.5m+0.06m- rubber fastening band densification), rubber fastening band is high
Degree 135mm, rubber fastening band compressed thickness=75mm, clear height H0=3500mm+100mm=on the inside of upper sealing ring and lower sealing ring
(depth of section after 3500mm- tunnels outer radius, the preliminary densification of 100mm- rubber fastening bands, 3600mm includes rubber to 3600mm
The thickness of plate, it is assumed that upper sealing ring starts to connect with lower sealing ring end face after upper sealing ring top rubber waterstop primary compression 35mm
Touch), sealing ring seals ring radial thickness H1=500mm along line direction length 6.0m, sealing ring by one piece of outside plate 131,
One block of inner side steel plate, 132, two pieces of doughnut-shaped steel plates 134, some doughnut-shaped steel plates 133, some angle steel 135 and two blocks of end face steel plates 136
It is welded, the thickness of outside plate 131, inner side steel plate 132, doughnut-shaped steel plate 133 and doughnut-shaped steel plate 134 is 10mm, angle steel
135 use L100 × 100 × 10, and the physical dimension of doughnut-shaped steel plate 133 is shown in Fig. 7, and the physical dimension of doughnut-shaped steel plate 134 is shown in Fig. 8, its
Middle R2=3500mm, b=10mm.Upper sealing ring bottom and lower sealing ring top structure are shown in Fig. 6, and the thickness of rubber slab 16 is
100mm.Doughnut-shaped steel plate 133 is 350mm along the spacing of line direction, the physical dimension of end face steel plate 136 for 480mm ×
6000mm, thickness is 10mm.
Fig. 9 is the schematic diagram of upright post base 4, upright post base welded by 1 block of steel plate, 41,2 blocks of steel plates 42 and 2 blocks of steel plates 43 and
Into the thickness of steel plate 41 and steel plate 42 is 30mm, the one side of steel plate 42 and upper sealing ring firm welding, and steel plate 41 is installed in steel plate 42
Upper left side, is provided with a garden hole 44 in the middle of steel plate 41, garden bore dia is 40mm.
The physical dimension of A steel plates 8 is shown in Figure 10, steel plate thickness 30mm, right side and the lower sealing ring firm welding, two pieces of A steel plates 8
Spacing between A steel plates 8 is 50mm, is provided with a garden hole in the middle of A steel plates 8, garden bore dia 80mm.
The physical dimension of B steel plates 9 is shown in Figure 11, steel plate thickness 30mm, left side and the lower sealing ring firm welding, B steel of B steel plates 9
The bottom of plate 9 is provided with downward U-lag, and the top of U-lag is semicircle, well width 80mm.
Column uses vertical section splicing structure, and every section of column is by four angle steel 32, junction steel plate 31 and some batten plates 33
It is welded, is connected by screw bolts between every section of column, the structure of every section of column 3 is shown in Figure 12, and the size of junction steel plate 31 is
700mm × 700mm, thickness 20mm, the center of junction steel plate 31 are provided with garden hole, garden bore dia 60mm.Angle steel 32 be L200 × 200 ×
20, the length 2000mm of angle steel 32.The size 500 × 350 of batten plate 33, steel plate thickness 12mm, the spacing 600mm of batten plate 33.
The above, is merely illustrative of the technical solution of the present invention and unrestricted, and those of ordinary skill in the art are to this hair
Other modifications or equivalent that bright technical scheme is made, without departing from the spirit and scope of technical solution of the present invention,
All should cover in the middle of scope of the presently claimed invention.
Claims (5)
1. supporting type tunnel linkage section sealing device in a kind of water, it is characterised in that：It includes upper sealing ring, lower sealing ring, stands
Post, upright post base, coarse-wire rope, cucurbit, crossbeam, A steel plates, B steel plates, seizing wire, rubber strip, rubber fastening band, rubber slab,
Pin and suspension ring, upper sealing ring are installed in linkage section top, and lower sealing ring is located at connection pars infrasegmentalis, and upright post base is located at upper sealing
In the middle of the side bottom of ring two, firm welding on the outside of upright post base side and upper sealing ring, column is connected by bolt with upright post base,
Column top is installed on cucurbit, and crossbeam is provided between the top of two columns, and suspension ring, the side roof part of lower sealing ring two are provided with the middle of crossbeam
It is respectively equipped with two blocks of A steel plates and two blocks of B steel plates, firm welding on the outside of A steel plates and B steel plates side and lower sealing ring, in the middle of A steel plates
It is provided with a circular hole, B steel plates bottom and is provided with downwardly open U-lag, U-lag bottom is provided with a rubber strip, rubber strip two ends
It is connected with B steel plates by bolt, it is at regular intervals along circuit side's line between two blocks of A steel plates, along circuit side's line between two blocks of B steel plates
At regular intervals, capel is made in coarse-wire rope bottom, coarse-wire rope capel be placed in two blocks of A steel plates or two blocks of B steel plates it
Between, pin fastens the U-lag and the capel of coarse-wire rope of the circular hole or B steel plates through A steel plates, and the coarse-wire rope other end is passed through
Upright post base centre bore and the cucurbit positioned at column top connect, and every rubber strip is connected with a seizing wire, seizing wire
The other end is fixed on the top of column；Lower sealing ring is provided with A and enters osculum on the inside of linkage section.
2. supporting type tunnel linkage section sealing device in a kind of water according to claim 1, it is characterised in that：It is described close
Seal ring contacts end face with lower sealing ring and is provided with rubber slab, between upper sealing ring and front and rear prefabricated tube section, lower sealing ring and front and rear pre-
There is rubber fastening band between tubulation section respectively, rubber water-proof carries two ways：First way is upper sealing ring and lower sealing
Ring rear and front end inner side is provided with rubber fastening band, the rubber fastening band position of upper sealing ring and the rubber fastening band of lower sealing ring
Position consistency, while the vulcanization of rubber slab side and rubber fastening band bottom surface is connected, rubber fastening band respectively with upper sealing ring and under
Side bonds or it is bolted in sealing ring；The second way is the rubber water-proof that prefabricated tube section is respectively arranged at two ends with ring-type
Band, rubber fastening band is Nian Jie with prefabricated tube section L or is bolted.
3. supporting type tunnel linkage section sealing device in a kind of water according to claim 1, it is characterised in that：It is described close
, using closing steel construction, the side bottom of upper sealing ring two is provided with C and enters osculum, and lower sealing ring bottom is provided with D for seal ring and lower sealing ring
Enter osculum, the nominal unit weight of upper sealing ring and lower sealing ring can be adjusted by water filling draining.
4. supporting type tunnel linkage section sealing device in a kind of water according to claim 1, it is characterised in that：The column
Using vertical section splicing structure, every section of column is welded by four angle steel, top junction steel plate, bottom junction steel plate and some batten plates
Connect and form, be connected by screw bolts between every section of column.
5. supporting type tunnel linkage section sealing device in a kind of water according to claim 1, it is characterised in that：The connection
After section has been constructed, the pretightning force of coarse-wire rope is released, the rubber strip on B steel plates is broken or come off by seizing wire, employment
Work moves down the coarse-wire rope with B steel plates the same side makes pin leave U-lag, finally to lower sealing ring inner side intake-discharge pipe
A water fillings pressurization makes lower sealing ring and upper sealing ring be disconnected section, and water drainage and lower sealing ring are entered from the C of upper sealing ring
D enters water drainage, floats upper sealing ring and lower sealing ring, and upper sealing ring and lower sealing ring are hung out into water using lifting appliance
Face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710230184.4A CN106917631B (en) | 2017-04-10 | 2017-04-10 | Sealing device for underwater supporting type tunnel connecting section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710230184.4A CN106917631B (en) | 2017-04-10 | 2017-04-10 | Sealing device for underwater supporting type tunnel connecting section |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106917631A true CN106917631A (en) | 2017-07-04 |
| CN106917631B CN106917631B (en) | 2023-06-30 |
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ID=59567315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710230184.4A Active CN106917631B (en) | 2017-04-10 | 2017-04-10 | Sealing device for underwater supporting type tunnel connecting section |
Country Status (1)
| Country | Link |
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| CN (1) | CN106917631B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978688A (en) * | 2018-07-23 | 2018-12-11 | 中交航局第三工程有限公司 | Facilitate hood type waling and the application of installing and dismounting |
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| CN103452565A (en) * | 2013-08-30 | 2013-12-18 | 中铁第四勘察设计院集团有限公司 | Hermetic water-proof device for use in shield launching and receiving |
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| CN206874294U (en) * | 2017-04-10 | 2018-01-12 | 中铁隧道勘测设计院有限公司 | Supporting type tunnel linkage section sealing device in a kind of water |
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|---|---|
| CN106917631B (en) | 2023-06-30 |
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