CN208473896U - A kind of waterproof steel loop device for shield launching - Google Patents
A kind of waterproof steel loop device for shield launching Download PDFInfo
- Publication number
- CN208473896U CN208473896U CN201820865390.2U CN201820865390U CN208473896U CN 208473896 U CN208473896 U CN 208473896U CN 201820865390 U CN201820865390 U CN 201820865390U CN 208473896 U CN208473896 U CN 208473896U
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- steel loop
- portal
- base
- shield launching
- pressing plate
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Abstract
The utility model belongs to shield launching Safety construction technology field, is related to a kind of waterproof steel loop device for shield launching, comprising: portal steel loop, first base, second base, wire brush, sealing heavy curtain, folding pressing plate；First base, second base are separately positioned on portal steel loop two sides of the bottom；Wire brush setting three, is welded on the inside of portal steel loop；Sealing heavy curtain is set on the outside of wire brush, folding pressing plate is set on the outside of sealing heavy curtain, is equipped on the outside of folding pressing plate and reinforces arc panel.Good sealing function is played after the utility model setting portal waterproof steel loop, underground water is blocked in stratum, the generation of the dangerous situations such as Sand is avoided, reduces the workload of live civilized construction, save manpower and material resources, reduce construction cost.
Description
Technical field
The utility model belongs to shield launching Safety construction technology field more particularly to a kind of waterproof for shield launching
Steel loop device.
Background technique
Urban Rail Transit Development is swift and violent both at home and abroad at present, and shield-tunneling construction is more.It is easy to abolish in portal when shield launching
There is the case where Sand in stage, can cause chain reaction when serious and cause ground disturbance, to cause surface collapse, cause
Shield machine equipment damage, casualties.Sand problem is present in water rich strata and originates the stage, and shield is abolishing portal
In the process, larger to ground disturbance, especially Luoyang City is rich water land pebble stratum, and level of ground water is higher, and when shield launching is easy
There is a phenomenon where Sands.By the way that portal waterproof steel loop is arranged, it is provided with compound steel wire brush in steel loop, two skies can be formed
Chamber.Shield tail grease is injected using space-time is intracavitary, plays sealing pressure maintaining effect.To abolish portal stage, knife in shield machine
Disk plays sealing function when there is Sand to the disturbance on stratum, prevents soil erosion so as to cause formation collapse
Risk.
Such as Chinese Patent Application No. are as follows: a kind of shield launching of the patent disclosure of CN201310392677.X, received close
Water-tight device is sealed, including the pre-buried steel ring flat-plate for wrapping liner inner wall and side wall being installed on inwall, the pre-buried steel
Ring flat-plate inner wall is connected with the rubber zone circle that can fill high pressure gas, and the pre-buried steel ring flat-plate side wall is circumferentially uniformly provided with multiple limit
The counterforce device that rubber zone circle processed is bloated by filling high pressure gas into well.The invention can be effectively controlled shield launching, receive
Leakage problem in journey reduces shield-tunneling construction risk, can be used in shield launching and receiving end, also reusable simultaneously, can have
Effect saves equipment quantity, reduces project cost, has preferable Social benefit and economic benefit.But it is opposite, due to filling
The rubber zone circle of high pressure gas, stability is not strong, it may occur however that explosion causes engineering safety cannot be guaranteed.
A kind of for another example Chinese Patent Application No. are as follows: duct pieces of shield tunnel seam of the patent disclosure of CN201720864963.5
Waterproof construction includes the adjacent shield duct piece of two rings, steel plate, nut, waterstop, keeper plate of steel, bolt, segment joint, gasket；Institute
The intrados for the adjacent shield duct piece of two rings stated is embedded with steel plate respectively, nut is provided on steel plate, setting Ω stops on the inside of steel plate
Keeper plate of steel is arranged in water band, Ω waterstop inside, and keeper plate of steel, Ω waterstop pass through bolts and nuts and connect, the adjacent shield of two rings
Two seals pad is provided at segment joint between section of jurisdiction.The utility model is the beneficial effects are as follows: adapt to shield tunnel
The big joint open of segment joint circumferential weld, being capable of sealing；Ω waterstop can be repaired, be replaced, easy to maintain.It is suitable between section of jurisdiction
Airtight waterproof, cloth be suitable for steel bushing originate waterproof.
Utility model content
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of waterproof steel loop dress for shield launching
It sets, it is ensured that safety when shield launching creates a good construction environment to operating personnel, reduces due to gushing
Water gushes the workload cleared up when sand, saves human and material resources, reduces construction cost, increases economic efficiency.
The waterproof steel loop device, comprising: portal steel loop, first base, second base, wire brush, sealing heavy curtain, folding
Pressing plate reinforces arc panel；First base, second base are separately positioned on portal steel loop two sides of the bottom；Wire brush setting three, weldering
It connects in the inside of portal steel loop；Folding pressing plate is set on the outside of portal steel loop, is equipped with sealing curtain among folding pressing plate and portal steel loop
Curtain, folding pressing plate outside, which is equipped with, reinforces arc panel.
Further, it is 5 ° that the indexing of bolt hole interval is provided on portal steel loop, and inside is bolted folding pressing plate.
Further, reinforcing rib is equipped on the outside of portal steel loop, interval indexing is 10 °.
Further, portal steel loop is bolted to shield launching tunnel face or is fixed on shield by the way of pre-buried
Structure originates tunnel face.
Further, first base, 21 radian of pressure-bearing curved surface of second base are consistent with portal steel loop, and are arranged in inside
Pedestal stiffener 22.
Further, shield tail oil layer is equipped between wire brush.
Further, portal steel loop with a thickness of 800mm, internal diameter 3400mm, outer diameter 3550mm.
Further, first base, second base and folding pressing plate are welded using the steel plate of 16mm thickness.
The beneficial effects of the utility model are:
1, good sealing function is played after portal waterproof steel loop is set, underground water is blocked in stratum, avoids and gushes
Water gushes the generation of the dangerous situations such as sand, reduces the workload of live civilized construction, saves manpower and material resources, reduces construction cost.
2, by the fixed support of setting folding pressing plate, and sealing heavy curtain is set, it can effective guarantee water-stagnating effect.
3, compound steel wire brush injects shield tail grease between any two, so that airtightness is more preferable.
Detailed description of the invention
Fig. 1 is the main view of the waterproof steel loop device；
Fig. 2 is the A-A cross-sectional view in Fig. 1；
Fig. 3 is the main view of the first base of the waterproof steel loop device；
Fig. 4 is the folding pressure plate structure schematic diagram of the waterproof steel loop device；
Fig. 5 is the waterproof steel loop device installation condition partial sectional view.
In figure: 1- portal steel loop, 11- reinforcing rib, 2- first base, 21- pressure-bearing curved surface, 22- pedestal stiffener, 3- second
Pedestal, 4- folding pressing plate, 5- pivot pin, 6- sealing heavy curtain, 7- wire brush, 8- reinforce arc panel, 9- shield machine shell.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, the waterproof steel loop device, comprising: portal steel loop 1, first base 2, second base
3, wire brush, sealing heavy curtain 6, folding pressing plate 4, reinforcement arc panel 8；First base 2, second base 3 are separately positioned on portal steel
1 two sides of the bottom of ring；
As shown in figure 5, the setting of wire brush 7 three, is welded on the inside of portal steel loop 1；Folding is set on the outside of portal steel loop 1
It is equipped with sealing heavy curtain 6 among pressing plate 4, folding pressing plate 4 and portal steel loop 1, is equipped on the outside of folding pressing plate 4 and reinforces arc panel 8.
Further, it is 5 ° that the indexing of bolt hole interval is provided on 1 portal steel loop of portal steel loop, and inside is bolted
Folding pressing plate 4.
Further, reinforcing rib 11 is equipped on the outside of portal steel loop 1, interval indexing is 10 °.
Further, portal steel loop 1 is bolted to shield launching tunnel face or is fixed on by the way of pre-buried
Shield launching tunnel face.
Further, first base 2,21 radian of pressure-bearing curved surface of second base 3 and portal steel loop 1 are consistent, and in inside
Pedestal stiffener 22 is set.
Further, grease is injected between wire brush 7, is formed shield tail oil layer, is sealed.
Further, portal steel loop 1 with a thickness of 800mm, internal diameter 3400mm, outer diameter 3550mm.
Further, first base 2, second base 3 and folding pressing plate 4 are welded using the steel plate of 16mm thickness.
The waterproof steel loop device installation steps are as follows: clean out the sundries on position to be installed, the hole that will be processed
Door steel loop 1 is mounted on the outside of shield launching tunnel face, makes closely to paste between reinforcing ring side and shield launching tunnel face metope
It closes；First base 2, second base 3 are installed, it is ensured that portal steel loop 1 agrees with first base 2, second base 3；Folding pressure is installed
Plate 4；Sealing cord is installed among folding pressing plate 4 and portal steel loop 1；Carry out repetition measurement after the completion, make the center of circle of portal steel loop 1 with
Tunnel center line is overlapped, and is adjusted track at a distance from 1 bottom of portal steel loop, is welded to connect between track and portal steel loop 1
Rail, effect are that shield machine can be made to can smoothly enter into portal waterproof steel loop device.
The utility model is not limited to the above embodiment, without departing substantially from the substantive content of the utility model,
It may occur to persons skilled in the art that any deformation, improvement, replacement each fall within the scope of the utility model.
Claims (8)
1. a kind of waterproof steel loop device for shield launching characterized by comprising portal steel loop, first base, the second bottom
Seat, wire brush, sealing heavy curtain, folding pressing plate；First base, second base are separately positioned on portal steel loop two sides of the bottom；Steel wire
Brush setting three, is welded on the inside of portal steel loop；Folding pressing plate is set on the outside of portal steel loop, in folding pressing plate and portal steel loop
Between be equipped with sealing heavy curtain, be equipped on the outside of folding pressing plate and reinforce arc panel.
2. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that the portal steel
It is 5 ° that the indexing of bolt hole interval is provided on ring, and inside is bolted folding pressing plate.
3. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that the portal steel
Reinforcing rib is equipped on the outside of ring, interval indexing is 10 °.
4. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that the portal steel
Ring is bolted to shield launching tunnel face or is fixed on shield launching tunnel face by the way of pre-buried.
5. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that first bottom
Seat, 21 radian of pressure-bearing curved surface of second base are consistent with portal steel loop, and pedestal stiffener 22 is arranged in inside.
6. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that the wire brush
Between be equipped with shield tail oil layer.
7. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that the portal steel
Ring with a thickness of 800mm, internal diameter 3400mm, outer diameter 3550mm.
8. a kind of waterproof steel loop device for shield launching according to claim 1, which is characterized in that first bottom
Seat, second base and folding pressing plate are welded using the steel plate of 16mm thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820865390.2U CN208473896U (en) | 2018-05-31 | 2018-05-31 | A kind of waterproof steel loop device for shield launching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820865390.2U CN208473896U (en) | 2018-05-31 | 2018-05-31 | A kind of waterproof steel loop device for shield launching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208473896U true CN208473896U (en) | 2019-02-05 |
Family
ID=65216484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820865390.2U Active CN208473896U (en) | 2018-05-31 | 2018-05-31 | A kind of waterproof steel loop device for shield launching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208473896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031790A (en) * | 2019-06-04 | 2020-12-04 | 江苏迅拓机械有限公司 | Opening extending and sealing originating steel ring |
-
2018
- 2018-05-31 CN CN201820865390.2U patent/CN208473896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031790A (en) * | 2019-06-04 | 2020-12-04 | 江苏迅拓机械有限公司 | Opening extending and sealing originating steel ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450001 No. 59 Lianhua street, hi tech Development Zone, Henan, Zhengzhou Co-patentee after: SINOHYDRO Bureau 11 Co., Ltd. Patentee after: China Power Construction Eleventh Bureau Engineering Co., Ltd. Address before: 450001 No. 59 Lianhua street, hi tech Development Zone, Henan, Zhengzhou Co-patentee before: SINOHYDRO Bureau 11 Co., Ltd. Patentee before: China Hydropower eleventh Engineering Bureau (Zhengzhou) Co., Ltd. |
|
| CP03 | Change of name, title or address |