CN209483350U - Shield machine tunnels stabilising arrangement - Google Patents
Shield machine tunnels stabilising arrangement Download PDFInfo
- Publication number
- CN209483350U CN209483350U CN201822099752.4U CN201822099752U CN209483350U CN 209483350 U CN209483350 U CN 209483350U CN 201822099752 U CN201822099752 U CN 201822099752U CN 209483350 U CN209483350 U CN 209483350U
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- CN
- China
- Prior art keywords
- shield machine
- steel bushing
- machine body
- shield
- rear end
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- Expired - Fee Related
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of shield machines to tunnel stabilising arrangement, stablize steel bushing including tunneling, stable steel bushing is tunneled to be sheathed in shield machine body, it tunnels and stablizes outer diameter of the internal diameter of steel bushing greater than shield machine body, the inner wall for stablizing steel bushing is tunneled equipped with guide groove, guide groove is uniformly distributed in driving and stablizes steel bushing inner wall, the rear end for tunneling stable steel bushing is equipped with driving and stablizes steel bushing pushing tow system, the rear end of shield machine body is equipped with shield machine body jacking system, and shield machine body is moved by shield machine body jacking system along stabilization before and after tunneling the guide groove for stablizing steel bushing inner wall.The utility model shield machine tunnels stabilising arrangement, it is equipped with to tunnel by the outer layer jacket in shield machine body and stablizes steel bushing, so that shield machine operator disk is not directly contacted with the underground soil body, also shield machine is avoided to operate in tunneling process the excessive turbulence of disk, cumulative errors caused by vibrating in running tunnel excavation are decreased, underground crossing precision is improved.
Description
Technical field
The utility model relates to shield machine technical field, specifically a kind of shield machine tunnels stabilising arrangement.
Background technique
With the growth of China human mortality and the propulsion of Development of China's Urbanization, a large amount of civil engineering is being built, and ground space is got over
Come narrower, the problems such as inhabitation, traffic, environment becomes increasingly conspicuous, the works such as various types of underground structures, subway, submerged tunnel
The construction of journey can be very good to solve these problems.
As underground tunneling space construction method, shield method because its without precipitation, it is safe and environment-friendly, economical the features such as therefore
It is widely adopted, 300 meters of shield section or more is relatively inexpensive.Shield machine is the capital equipment of underground project dug underground.
The power source of cutterhead rotation, is the core system of shield machine when shield owner driving is shield machine driving.In shield
In machine tunneling process, it is bolted outside main driving with anterior shield shield body and is kept fixed together, inside passes through revolving support
Bearing is exported rotary driving force to cutterhead and torque, to drive the rotation for excavating cutterhead.Since shield machine front weight is insufficient or
The radial soil pressure of person's receiving is excessive, causes shield machine cutterhead face in tunneling process to disturb, causes the physical location and design in tunnel
Planning is not inconsistent；For the shield construction of Super Long Tunnel, various external disturbances are inevitably encountered in shield machine traveling digging process, are led
It causes to excavate path deviation design direction, if error accumulation will cause tunnel to ruin people to a certain extent the major accidents such as dies.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, solve presently, there are technology lack
It falls into, the utility model provides a kind of shield machine driving stabilising arrangement, solves to excavate path deviation in current shield machine tunneling process
Design direction is not inconsistent, the technical problem such as tunneling precision is uncontrollable with design planning.
The technical scheme adopted by the utility model is
Shield machine tunnels stabilising arrangement, including tunnels and stablize steel bushing, and the driving stablizes steel bushing and is sheathed on shield machine body
On, described tunnel stablizes outer diameter of the internal diameter of steel bushing greater than shield machine body, and the inner wall for tunneling stable steel bushing is equipped with guide groove,
The guide groove is uniformly distributed in driving and stablizes steel bushing inner wall, and the rear end for tunneling stable steel bushing is equipped with driving and stablizes steel bushing top
Pushing system, the rear end of the shield machine body are equipped with shield machine body jacking system, and the shield machine body passes through shield machine
Ontology jacking system is moved along stabilization before and after tunneling the guide groove for stablizing steel bushing inner wall.
It includes top iron, hydraulic jack that the driving, which stablizes steel bushing pushing tow system, as a further improvement of the utility model,
Top and tail portion apical ring, the tail portion apical ring are installed on the rear end tunneled and stablize steel bushing, and the rear end of the tail portion apical ring is equipped with top
The rear end of iron, the top iron is equipped with hydraulic jack, withstands top iron by hydraulic jack, top Tie Tong crosses tail portion apical ring and withstands
It tunnels and stablizes steel bushing.
The shield machine body jacking system includes top iron, hydraulic jack as a further improvement of the utility model,
Power ring is pushed up with tail portion, tail portion top power ring is installed on the rear end of shield machine body, and the rear end of tail portion top power ring is equipped with
Iron is pushed up, the rear end of the top iron is equipped with hydraulic jack, will push up iron jacking forward by hydraulic jack, top iron passes through tail again
Power ring is pushed up by shield machine body jacking forward in portion.
As a further improvement of the utility model, it is described tunnel stablize steel bushing length be shield machine body length and
The sum of the length of one times of shield head diameter.
The shield machine body further includes shield operator disk, Tu Cang and Guan Cang as a further improvement of the utility model,
Several hydraulic jacks are installed between the shield operator disk and native storehouse, the rear end Tu Cang is equipped with pipe storehouse.
A kind of shield machine disclosed by the utility model tunnels stabilising arrangement, is equipped with pick by the outer layer jacket in shield machine body
Into steel bushing is stablized, so that shield machine operator disk is not directly contacted with the underground soil body, it is main in tunneling process also to avoid shield machine
The excessive turbulence of cutterhead decreases cumulative errors caused by vibrating in running tunnel excavation, improves underground crossing precision.
The utility model is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model shield machine tunnels that stabilising arrangement is in line interval state.
Fig. 2 is the structural schematic diagram that the utility model shield machine tunnels that stabilising arrangement is in curve state of section.
In figure, 1- shield machine body 2- shield operator disk 3- soil storehouse 4- pipe storehouse 5-, which is tunneled, stablizes steel bushing 6- hydraulic thousand
Jin top 7- guide groove 8-, which is tunneled, stablizes the shield machine body jacking tail portion system 10- steel bushing pushing tow system 9- top power ring.
Specific embodiment
In order to deepen the understanding to the utility model, the utility model is made with reference to the accompanying drawings and examples further detailed
Thin explanation.Following embodiment is only used for clearly illustrating the technical solution of the utility model, and cannot be used as a limitation limitation
The protection scope of the utility model.
As shown in Figure 1, the utility model shield machine tunnels stabilising arrangement, including tunnel and stablize steel bushing 5, tunnels and stablize steel bushing
5 are sheathed in shield machine body 1, tunnel and stablize outer diameter of the internal diameter of steel bushing 5 greater than shield machine body 1, tunnel and stablize steel bushing 5
Inner wall is equipped with guide groove 7, and guide groove 7 is uniformly distributed in driving and stablizes 5 inner wall of steel bushing, and the rear end for tunneling stable steel bushing 5 is equipped with driving
Stablize steel bushing pushing tow system 8, the rear end of shield machine body 1 is equipped with shield machine body jacking system 9, and shield machine body 1 passes through
Shield machine body jacking system 9 is moved along stabilization before and after tunneling the guide groove 7 for stablizing 5 inner wall of steel bushing.
In the utility model, tunnels and stablize steel bushing pushing tow system 8 including pushing up iron, hydraulic jack and tail portion apical ring, tail portion
Apical ring is installed on the rear end tunneled and stablize steel bushing, and the rear end of tail portion apical ring is equipped with top iron, and the rear end for pushing up iron is equipped with hydraulic thousand
Top iron is withstood by hydraulic jack in jin top, and top Tie Tong crosses tail portion apical ring and withstands the stable steel bushing of driving.
In the utility model, shield machine body jacking system 9 includes that power ring 10, tail are pushed up in top iron, hydraulic jack and tail portion
Portion top power ring 10 is installed on the rear end of shield machine body 1, and the rear end of tail portion top power ring 10 is equipped with top iron, pushes up the rear end installation of iron
Have hydraulic jack, by hydraulic jack will push up iron jacking forward, top iron again by tail portion push up power ring by shield machine body to
Sinciput into.
Since shield machine body is in tunneling process, it may be possible to straight line driving, it is possible to according to the design planning in tunnel
Curve driving.
In tunneling straightway, the pushing tow system for tunneling stable steel bushing tail portion to tunnel the preposition shield machine sheet of stable steel bushing
The cutterhead of body, which inside contracts, is not directly contacted with sub-surface, also avoids shield machine and reduces in tunneling process because of front medium unevenness
And the disturbance of cutterhead face is caused to which the component wears such as transmission shaft, cutter head be effectively reduced, it decreases in running tunnel excavation because of knife
Disk is unstable with the outer rim soil body caused by minor deviations caused by work surface inclination angle；
In tunneling curved section, the pushing tow system decompression for stablizing steel bushing tail portion is tunneled so that tunneling stable steel bushing postposition, together
When, the jacking system of shield machine body tail portion makes the cutterhead evagination of shield machine body directly contact descend soil layer, and shield machine exists
In tunneling process, cutterhead face can according to adjustment operator back-end disk Hydraulic Jack parameter adjustment come control cutterhead face with
The inclination angle of the outer rim soil body, to realize the turn operation of shield pipe tunnel.
In the utility model, the guide groove 7 for stablizing 5 front end face inner wall of steel bushing is tunneled, first is that increasing shield master when straight line tunnels
The cutter head and soil body contact area of cutterhead 2, it is lighter that cooperation front end guide groove rifling cuts soil；Second is that when curve tunnels, shield machine sheet
Body 1 moves forward to driving along guide groove 7 and stablizes in steel bushing 5, while prominent tunnel of shield operator disk 2 is stablized steel bushing 5.
In the utility model, the length for tunneling stable steel bushing 5 is the length of shield machine body 1 and the length of one times of shield head diameter
The sum of degree, in tunneling curved section, shield machine body 1 preposition can stablize 5 front end of steel bushing, the shield of shield machine body 1 to driving
Structure operator 2 evagination of disk directly contact descends soil layer.
In the utility model, shield machine body 1 includes shield operator disk 2, native storehouse 3 and pipe storehouse 4, and shield is operated disk 2 and soil
Several hydraulic jacks 6 are installed, native 3 rear end of storehouse is equipped with pipe storehouse 4, as shown in Figure 1, can by hydraulic jack between storehouse 3
So that shield operator disk is mobile, for the different soil bodys, change the position of shield operator disk, changes shield operator disk to difference
The cutting dynamics of the soil body improves stock-removing efficiency.
It is noted that embodiment described above is the affiliated skill to the illustrative and not limiting of technical solutions of the utility model
The equivalent replacement of art field those of ordinary skill or other modifications made according to the prior art, as long as practical not new beyond this
The thinking and range of type technical solution, should be included within interest field required by the utility model.
Claims (5)
1. shield machine tunnels stabilising arrangement, it is characterised in that: stablize steel bushing including tunneling, the driving stablizes steel bushing and is sheathed on shield
On structure machine ontology, described tunnel stablizes outer diameter of the internal diameter of steel bushing greater than shield machine body, described to tunnel the inner wall for stablizing steel bushing
Equipped with guide groove, the guide groove is uniformly distributed in driving and stablizes steel bushing inner wall, and the rear end for tunneling stable steel bushing is equipped with driving
Stablize steel bushing pushing tow system, the rear end of the shield machine body is equipped with shield machine body jacking system, the shield machine body
It is moved by shield machine body jacking system along stabilization before and after tunneling the guide groove for stablizing steel bushing inner wall.
2. shield machine according to claim 1 tunnels stabilising arrangement, it is characterised in that: the driving stablizes steel bushing pushing tow system
System includes top iron, hydraulic jack and tail portion apical ring, and the tail portion apical ring is installed on the rear end tunneled and stablize steel bushing, the tail portion
The rear end of apical ring is equipped with top iron, and the rear end of the top iron is equipped with hydraulic jack, withstands top iron by hydraulic jack, push up
Tie Tong crosses tail portion apical ring and withstands the stable steel bushing of driving.
3. shield machine according to claim 1 or 2 tunnels stabilising arrangement, it is characterised in that: the shield machine body jacking
System includes that power ring is pushed up in top iron, hydraulic jack and tail portion, and tail portion top power ring is installed on the rear end of shield machine body, described
The rear end of tail portion top power ring is equipped with top iron, and the rear end of the top iron is equipped with hydraulic jack, will be pushed up by hydraulic jack
Iron jacking forward, top iron push up power ring for shield machine body jacking forward by tail portion again.
4. shield machine according to claim 3 tunnels stabilising arrangement, it is characterised in that: described to tunnel the length for stablizing steel bushing
For the sum of the length of the length of shield machine body and one times of shield head diameter.
5. shield machine according to claim 4 tunnels stabilising arrangement, it is characterised in that: the shield machine body further includes shield
Structure operator disk, Tu Cang and Guan Cang are equipped with several hydraulic jacks, the rear end Tu Cang between the shield operator disk and native storehouse
Pipe storehouse is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099752.4U CN209483350U (en) | 2018-12-13 | 2018-12-13 | Shield machine tunnels stabilising arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099752.4U CN209483350U (en) | 2018-12-13 | 2018-12-13 | Shield machine tunnels stabilising arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209483350U true CN209483350U (en) | 2019-10-11 |
Family
ID=68127432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822099752.4U Expired - Fee Related CN209483350U (en) | 2018-12-13 | 2018-12-13 | Shield machine tunnels stabilising arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209483350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847924A (en) * | 2019-11-23 | 2020-02-28 | 黎泽辉 | Shield machine for tunneling |
-
2018
- 2018-12-13 CN CN201822099752.4U patent/CN209483350U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847924A (en) * | 2019-11-23 | 2020-02-28 | 黎泽辉 | Shield machine for tunneling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191011 Termination date: 20211213 |