CN208669306U - One kind being adapted to existing tunnel enlarged diameter type shield machine - Google Patents
One kind being adapted to existing tunnel enlarged diameter type shield machine Download PDFInfo
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- CN208669306U CN208669306U CN201821021402.XU CN201821021402U CN208669306U CN 208669306 U CN208669306 U CN 208669306U CN 201821021402 U CN201821021402 U CN 201821021402U CN 208669306 U CN208669306 U CN 208669306U
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Abstract
The utility model proposes one kind to be adapted to existing tunnel enlarged diameter type shield machine, remove the shield host system of system and rear in section of jurisdiction including front, it includes marshaling that system is removed in the section of jurisdiction, geology reinforces drilling machine, loop wheel machine beam, remove auxiliary device in section of jurisdiction, segment crane, remove duct piece installation machine, advance geologic reinforces injected system and trolley, marshaling is located at the lower part of trolley, geology reinforces drilling machine, the top that auxiliary device is mounted on trolley is removed in loop wheel machine beam and section of jurisdiction, geology reinforces drilling machine and is located at the front that auxiliary device is removed in section of jurisdiction, advance geologic reinforces the lower part that injected system is mounted on trolley, loop wheel machine beam is equipped with segment crane, duct piece installation machine is removed to be mounted between trolley and shield host system.The utility model digs for tunnel and provides a kind of novel device, not only ensure that safety for tunnel engineering, but also improve tunnel utilization rate, saves a large amount of construction costs.
Description
Technical field
The utility model relates to constructing tunnels, particularly relate to one kind and are adapted to existing tunnel enlarged diameter type shield machine.
Background technique
Currently, earth pressure balanced shield is a kind of heading equipment for Urban Underground road channel construction, setting
Standby input cost, construction cost all have advantage to construction environment influence, safety etc., have more and more wide application prospect,
It is a kind of new and effective heading equipment.
In recent years, the tunnels quantity such as subway, cable and draining and scale are more and more huger, the various tunnels constructed
Road by large-scale eaerthquake damage or long neglected and in disrepair causes quality degradation or original Tunnel Design size cannot after operation
When meeting the increasingly use demand of rapid growth, it would be desirable to carry out maintenance or the again new tunnel of planning construction to original tunnel
Route, in this way maintenance, which carry out secondary lining, will cause the diminution of existing tunnel headroom, and plans route again it will cause be constructed into
Originally it greatly increases and that there are construction risks is larger, therefore tunnel can be carried out on the basis of existing tunnel and digged, both can be improved
Tunnel utilization rate, and construction risk can be reduced.
Therefore a kind of shield that can satisfy and digged on the basis of existing tunnel is designed, is not only digged for existing tunnel
It also is the project with far-reaching significance to provide a kind of new approaches after 100 year service life of shield.
Utility model content
The utility model proposes one kind to be adapted to existing tunnel enlarged diameter type shield machine, solves in the prior art to original tunnel
Road, which carries out maintenance, will cause headroom diminution or plans that new tunnel line of constructing will increase construction cost and improve construction risk again
The problem of.The tunnels such as existing subway, cable and draining are carrying out supporting usually using techniques such as section of jurisdiction or gunite concretes,
Guarantee tunnel safety.The utility model, will both by digging shield cutter under the premise of guaranteeing that entire tunnel digs safety
There is the stratum on the outside of tunnel duct piece or shotcrete lining layer to excavate, dregs is arranged by screw machine and post-matching leather belt machine
It appears outer.And the concrete of existing tunnel section of jurisdiction or injection will be managed in hole by section of jurisdiction remover under the protection of shield
Piece removes, and is later transported section of jurisdiction to outside hole by marshaling in existing tunnel.By on the outside of existing section of jurisdiction and existing section of jurisdiction
Inside is separated by sealing device, guarantees that entire construction technology excavates storehouse and persistently establishes pressure, face is steady when guarantee is tunneled
It is qualitative, guarantee construction safety, and the recycling of existing section of jurisdiction may be implemented.Complete machine structure is relatively easy, avoids cutterhead and opens
The process for digging armored concrete, improves the construction efficiency for digging tunnel.
The technical solution of the utility model is achieved in that one kind is adapted to existing tunnel enlarged diameter type shield machine, including
The shield host system of system and rear is removed in the section of jurisdiction in front, and it includes that marshaling, geology add that system is removed in the section of jurisdiction
Gu drilling machine, loop wheel machine beam, section of jurisdiction remove auxiliary device, segment crane, remove duct piece installation machine, advance geologic reinforce injected system and
Trolley, marshaling are located at the lower part of trolley, and geology reinforces drilling machine, loop wheel machine beam and section of jurisdiction dismounting auxiliary device and is mounted on trolley
Top, geology reinforce drilling machine and are located at the front that auxiliary device is removed in section of jurisdiction, and advance geologic reinforces injected system and is mounted on trolley
Lower part, loop wheel machine beam are equipped with segment crane, remove duct piece installation machine and are mounted between trolley and shield host system.
The shield host system include annular dig cutterhead, outer layer shield, inside shield, main driving, spiral transferring
Machine, propelling cylinder, tail shield, expanding duct piece installation machine, sealing system and post-matching leather belt machine are sent, duct piece installation machine is removed and is mounted on
Between trolley and inside shield, inside shield is located at the inside of outer layer shield, and outer layer shield is connect with tail shield, digs cutterhead and master
Driving is between inside shield and outer layer shield, and main driving is located at the rear for digging cutterhead and driving digs cutterhead, spiral transferring
Machine is sent to be mounted on the outer layer shield and tail shield digged between cutterhead and post-matching leather belt machine, propelling cylinder is mounted on outer layer
The tail portion of shield, expanding duct piece installation machine are mounted on tail shield, and the inside of inside shield is equipped with sealing system, post-matching leather belt machine
Positioned at the rear of tail shield.
The outer layer shield is equipped with outside sediment improvement channel, and inside shield is equipped with inside sediment improvement channel.
The inside shield is equipped with antero-posterior pathway, and outer layer shield is connect by hinged oil cylinder with tail shield.
The sealing system includes sealing brush sealing system and air sac sealing, and sealing brush sealing system is mounted on inside shield
The front end of shield, air sac sealing are mounted on the rear end of inside shield, and air sac sealing is connected to the filling channel in the shield of inside.
Three faces for digging cutterhead are equipped with cutter.
The utility model digs for tunnel and provides a kind of novel device, not only ensure that safety for tunnel engineering, but also improve
Tunnel utilization rate saves a large amount of construction costs.
A. when shield machine promotes, cutterhead does not directly cut existing reinforced concrete section of jurisdiction, both reduces knife disc tool
Abrasion, improves tunnel boring efficiency, and existing section of jurisdiction can also reuse.
B. by designing sealing system and air bag sealing system on the inside of shield and on the outside of existing section of jurisdiction, so that area face pressure
Power is opened with isolation inside existing tunnel, is guaranteed face pressure balance, is kept shield-tunneling construction safer.
C. section of jurisdiction system is removed in existing tunnel interior design, guarantees to remove safely under the premise of existing tunnel safety existing
Section of jurisdiction, and existing section of jurisdiction continuative transport is appeared outside by allocation and transportation system.
D. the enough sediment improvement channels of cutterhead design guarantee smoothly slagging tap and reduce tool wear for dregs, in knife
Design has knife system of backbreaking inwardly or outwardly on disk, guarantees inside and outside excavation gap.It, can be by existing when cutter is seriously worn
Advance geologic hardened system in tunnel on trolley is reinforced, and guarantees to replace cutter in hole.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the front segment structure schematic diagram of Fig. 1.
Fig. 3 is the rear section structure schematic diagram of Fig. 1.
Fig. 4 is the A-A direction view of Fig. 2.
Fig. 5 is the enlarged view at I of Fig. 2.
In figure: marshaling -1, geology reinforce drilling machine -2, loop wheel machine beam -3, section of jurisdiction dismounting auxiliary device -4, segment crane -
5, it removes duct piece installation machine -6, dig cutterhead -7, existing section of jurisdiction -8, outer layer shield -9, inside shield -10, outside sediment improvement
Channel -11, it is main driving -12, antero-posterior pathway -13, screw conveyor -14, propelling cylinder -15, tail shield -16, expanding section of jurisdiction -17,
Expanding duct piece installation machine -18, advance geologic reinforce injected system -19, inside sediment improvement channel -20, sealing brush sealing system -
21, air sac sealing -22, filling channel -23, second piece of existing section of jurisdiction -24, post-matching leather belt machine -25, trolley -26.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-5, one kind being adapted to existing tunnel enlarged diameter type shield machine, and system is removed with after in the section of jurisdiction including front
The shield host system of side, it includes that marshaling 1, geology reinforce drilling machine 2, loop wheel machine beam 3, section of jurisdiction are torn open that system is removed in the section of jurisdiction
Except auxiliary device 4, segment crane 5, remove duct piece installation machine 6, advance geologic reinforcing injected system 19 and trolley 26, marshaling
1 is located at the lower part of trolley 26, and geology reinforces drilling machine 2, loop wheel machine beam 3 and section of jurisdiction and removes the top that auxiliary device 4 is mounted on trolley 26,
Geology reinforces drilling machine 2 and is located at the front that auxiliary device 4 is removed in section of jurisdiction, and advance geologic reinforces injected system 19 and is mounted on trolley 26
Lower part, loop wheel machine beam 3 are equipped with segment crane 5, remove duct piece installation machine 6 and are mounted between trolley 26 and shield host system.
The shield host system include annular dig cutterhead 7, outer layer shield 9, inside shield 10, it is main driving 12,
Screw conveyor 14, propelling cylinder 15, tail shield 16, expanding duct piece installation machine 18, sealing system and post-matching leather belt machine 25 are removed
Duct piece installation machine 6 is mounted between trolley 26 and inside shield 10, and inside shield 10 is located at the inside of outer layer shield 9, outer layer shield
Shield 9 is connect with tail shield 16, digs cutterhead 7 and main driving 12 between inside shield 10 and outer layer shield 9, main driving 12 is located at
It digs the rear of cutterhead 7 and driving digs cutterhead 7, screw conveyor 14, which is mounted on, digs cutterhead 7 and post-matching leather belt machine
On outer layer shield 9 and tail shield 16 between 25, propelling cylinder 15 is mounted on the tail portion of outer layer shield 9, expanding duct piece installation machine 18
It is mounted on tail shield 16, the inside of inside shield 10 is equipped with sealing system, and post-matching leather belt machine 25 is located at the rear of tail shield 16.
The outer layer shield 9 is equipped with outside sediment improvement channel 11, and inside shield 10 is equipped with inside sediment improvement
Channel 20.
The inside shield 10 is equipped with antero-posterior pathway 13, and outer layer shield 9 is connect by hinged oil cylinder with tail shield 16.
The sealing system includes sealing brush sealing system 21 and air sac sealing 22, and sealing brush sealing system 21 is mounted on
The front end of inside shield 10, air sac sealing 22 are mounted on the rear end of inside shield 10, in air sac sealing 22 and inside shield 10
Filling channel 23 is connected to.
Three faces for digging cutterhead 7 are equipped with cutter.
The utility model include marshaling, geology reinforce drilling machine, loop wheel machine beam, section of jurisdiction remove auxiliary device, segment crane,
Remove duct piece installation machine, dig cutterhead, existing section of jurisdiction, outer layer shield, inside shield, outside sediment improvement channel, it is main driving, it is preceding
Afterwards channel, screw conveyor, propelling cylinder, tail shield, expanding section of jurisdiction, expanding duct piece installation machine, advance geologic reinforce injected system,
Inside sediment improvement channel, sealing brush sealing system, air sac sealing, filling channel, second piece of existing section of jurisdiction, post-matching leather belt machine
And trolley.
Shield machine holds out against expanding section of jurisdiction 17 by propelling cylinder and tunnels forward, digs the existing section of jurisdiction of cutterhead outsourcing, works as sealing
It in brush sealing system and air sac sealing when second piece of existing section of jurisdiction 24 of packet, shuts down at this time, removes auxiliary device for wedge using section of jurisdiction
Shape block loosens, and is removed existing section of jurisdiction 8 by removing duct piece installation machine, by one piece of section of jurisdiction, one piece of dismounting, using segment crane by
It is secondary to transport existing section of jurisdiction to marshaling along loop wheel machine beam, then section of jurisdiction is transported along existing tunnel to outside hole.
It digs cutterhead to be mounted in main driving, the stratum on the outside of existing section of jurisdiction is excavated in main driving rotation, and dregs is cut down
Come, rotated under the protection of outer layer shield and inside shield wherein digging cutterhead, sediment improvement liquid is logical by outside sediment improvement
Road and inside sediment improvement channel are improved after liquid and dregs be sufficiently mixed, dregs flows to excavation orlop into excavating in storehouse
Portion is drained on post-matching leather belt machine by screw conveyor, is then drained into outside hole.
After shield realizes that existing tunnel digs, when removing existing section of jurisdiction, rear end can pass through expanding duct piece installation machine for front end
Expanding section of jurisdiction is installed to tail shield.Wherein, design has sealing brush sealing system and air bag between inside shield and existing section of jurisdiction
Sealing, sealing brush sealing system are designed as reinforced, guarantee receiving certain pressure.Air sac sealing surface is wear-resistant material, is guaranteed
Long distance driving requirement can inflate the decrement of adjustment air sac sealing by filling channel.
Cutterhead is digged after cutting certain distance, digs cutter on cutterhead or sealing brush sealing system and air sac sealing
It wears, drilling machine can be reinforced by the geology on trolley and be punched on existing section of jurisdiction, injected system is reinforced by advance geologic
Reinforcement material is persistently injected, geology reinforcing is carried out, one piece of section of jurisdiction is then removed and carries out replacement cutter or sealing system.It tears open section of jurisdiction
Except antero-posterior pathway is equipped between system and shield host system, guarantee personnel smoothly enter and leave front and back end.
It carries out that next circulation can be carried out after completing an endless tube piece above.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. one kind is adapted to existing tunnel enlarged diameter type shield machine, the shield host system of system and rear is removed in the section of jurisdiction including front
System, it is characterised in that: it includes marshaling (1), geology reinforcing drilling machine (2), loop wheel machine beam (3), pipe that system is removed in the section of jurisdiction
Piece removes auxiliary device (4), segment crane (5), removes duct piece installation machine (6), advance geologic reinforcing injected system (19) and platform
Vehicle (26), marshaling (1) are located at the lower part of trolley (26), and geology reinforces drilling machine (2), loop wheel machine beam (3) and section of jurisdiction and removes auxiliary
Device (4) is mounted on the top of trolley (26), and geology reinforces drilling machine (2) and is located at the front that auxiliary device (4) are removed in section of jurisdiction, in advance
Geology reinforces the lower part that injected system (19) are mounted on trolley (26), and loop wheel machine beam (3) is equipped with segment crane (5), removes section of jurisdiction
Fitting machine (6) is mounted between trolley (26) and shield host system.
2. according to claim 1 be adapted to existing tunnel enlarged diameter type shield machine, it is characterised in that: the shield host
System include annular dig cutterhead (7), outer layer shield (9), inside shield (10), main driving (12), screw conveyor (14),
Propelling cylinder (15), tail shield (16), expanding duct piece installation machine (18), sealing system and post-matching leather belt machine (25) remove section of jurisdiction
Fitting machine (6) is mounted between trolley (26) and inside shield (10), and inside shield (10) is located at the inside of outer layer shield (9),
Outer layer shield (9) is connect with tail shield (16), digs cutterhead (7) and main driving (12) is located inside shield (10) and outer layer shield
(9) between, main driving (12) is located at the rear for digging cutterhead (7) and driving digs cutterhead (7), and screw conveyor (14) is mounted on
On the outer layer shield (9) and tail shield (16) digged between cutterhead (7) and post-matching leather belt machine (25), propelling cylinder (15) peace
Mounted in the tail portion of outer layer shield (9), expanding duct piece installation machine (18) is mounted on tail shield (16), and the inside of inside shield (10) is set
There is sealing system, post-matching leather belt machine (25) is located at the rear of tail shield (16).
3. according to claim 2 be adapted to existing tunnel enlarged diameter type shield machine, it is characterised in that: the outer layer shield
(9) it is equipped with outside sediment improvement channel (11), inside shield (10) is equipped with inside sediment improvement channel (20).
4. according to claim 2 be adapted to existing tunnel enlarged diameter type shield machine, it is characterised in that: the inside shield
(10) antero-posterior pathway (13) are equipped with, outer layer shield (9) is connect by hinged oil cylinder with tail shield (16).
5. according to claim 2 be adapted to existing tunnel enlarged diameter type shield machine, it is characterised in that: the sealing system
Including sealing brush sealing system (21) and air sac sealing (22), before sealing brush sealing system (21) is mounted on inside shield (10)
End, air sac sealing (22) are mounted on the rear end of inside shield (10), and the inflation in air sac sealing (22) and inside shield (10) is logical
Road (23) connection.
6. according to claim 2 be adapted to existing tunnel enlarged diameter type shield machine, it is characterised in that: described digs cutterhead
(7) three faces are equipped with cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021402.XU CN208669306U (en) | 2018-06-29 | 2018-06-29 | One kind being adapted to existing tunnel enlarged diameter type shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021402.XU CN208669306U (en) | 2018-06-29 | 2018-06-29 | One kind being adapted to existing tunnel enlarged diameter type shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669306U true CN208669306U (en) | 2019-03-29 |
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ID=65825924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821021402.XU Active CN208669306U (en) | 2018-06-29 | 2018-06-29 | One kind being adapted to existing tunnel enlarged diameter type shield machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN208669306U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915152A (en) * | 2019-04-16 | 2019-06-21 | 燕山大学 | A kind of collection bores the shield type excavator of expansion support integratedization |
| CN112065407A (en) * | 2020-09-14 | 2020-12-11 | 嘉兴博睿创业服务有限公司 | Tunnel expanding machine with automatic tunnel segment dismounting mechanism |
| CN112343617A (en) * | 2020-09-25 | 2021-02-09 | 辽宁三三工业有限公司 | Automatic mine roadway tunneling system |
-
2018
- 2018-06-29 CN CN201821021402.XU patent/CN208669306U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915152A (en) * | 2019-04-16 | 2019-06-21 | 燕山大学 | A kind of collection bores the shield type excavator of expansion support integratedization |
| CN109915152B (en) * | 2019-04-16 | 2020-05-22 | 燕山大学 | Shield type heading machine integrating drilling, expanding and supporting |
| CN112065407A (en) * | 2020-09-14 | 2020-12-11 | 嘉兴博睿创业服务有限公司 | Tunnel expanding machine with automatic tunnel segment dismounting mechanism |
| CN112343617A (en) * | 2020-09-25 | 2021-02-09 | 辽宁三三工业有限公司 | Automatic mine roadway tunneling system |
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