CN205805557U - A kind of shield guide table structure - Google Patents
A kind of shield guide table structure Download PDFInfo
- Publication number
- CN205805557U CN205805557U CN201620308231.3U CN201620308231U CN205805557U CN 205805557 U CN205805557 U CN 205805557U CN 201620308231 U CN201620308231 U CN 201620308231U CN 205805557 U CN205805557 U CN 205805557U
- Authority
- CN
- China
- Prior art keywords
- shield
- guide table
- shield machine
- pocket wall
- cutter head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
A kind of shield guide table structure, at least includes thick sand pocket wall, upper supporting, shield body, cutter head of shield machine, lower supporting, shield machine guide table and dregs heap；Described thick sand pocket wall is symmetricly set on dregs heap both sides and is closely overstock by dregs heap in two thick sand pocket wall centre positions；Described cutter head of shield machine is arranged on the right side of thick sand pocket wall, and the right surface of cutter head of shield machine and shield body compact siro spinning technology；Described upper supporting is closely rabbeted in shield body upper end；Described shield body is arranged on supporting and shield machine guide table centre position, and shield machine guide table and shield body lower end compact siro spinning technology；Described lower supporting is arranged on immediately below shield machine guide table and supports fixing shield machine guide table；It is high that this shield guide table structure construction simply has automaticity, saves manpower, and speed of application is fast, cavitation, weatherproof, the feature such as controllably face sedimentation during excavation, and decrease shield and open a position the frequency of tool changing, effectively control construction risk, be suitable for promoting the use of.
Description
Technical field
This utility model relates to shield machine and advances applied technical field, especially a kind of shield guide table
Structure.
Background technology
In tunnel excavation is constructed, shield machine is widely used, and in construction, tunnel trunk
Country rock is mostly the micro-weathered stratum of granite, and its rock compressive ultimate strength is higher, according to shield
Structure machine directly excavates driving, and tool wear will be caused serious, and progress is abnormal slowly, even to cutter
Dish causes abrasion or damages, and the Tunneling by mining method pushed away due to shield sky is full-closed structure, is used for
The beans stone filled can not be transported to from shield front, and shield machine tunnels in air pushing section, due to front
There is no the soil body, make shield driving counter-force greatly reduce, thus affect the compacting of section of jurisdiction sealing adhesive tape
Degree, causes segment joint seepage；Again originate it addition, shield machine goes out Tunneling by mining method, shield body
Outside without anti-self-rotating mechanism, how to prevent shield machine rotation, need to pass through allusion quotation after going out Tunneling by mining method
How the upper-soft lower-hard ground of type, control attitude of shield machine, all there is difficult point.Therefore, for
The problems referred to above are it is proposed that a kind of shield guide table structure.
Utility model content
Prior art can not meet the needs of people, not enough for making up prior art, and this practicality is new
It is simple that type aims to provide a kind of construction, has automaticity high, saves manpower, speed of application
Hurry up, a cavitation, weatherproof, controllably face sedimentation during excavation, and decrease shield
Structure opens a position the frequency of tool changing, effectively controls the shield guide table structure of construction risk.
For achieving the above object, this utility model is by the following technical solutions: a kind of shield guide table
Structure, at least includes thick sand pocket wall, upper supporting, shield body, cutter head of shield machine, lower supporting, shield
Structure machine guide table and dregs heap；Described thick sand pocket wall is symmetricly set on dregs heap both sides and by dregs heap
Closely overstock in two thick sand pocket wall centre positions；It is right that described cutter head of shield machine arranges thick sand pocket wall
Side, and the right surface of cutter head of shield machine and shield body compact siro spinning technology；Described upper supporting is closely rabbeted
Shield body upper end；Described shield body is arranged on supporting and shield machine guide table centre position, and shield
Machine guide table and shield body lower end compact siro spinning technology；Described lower supporting be arranged on immediately below shield machine guide table and
Support fixing shield machine guide table.
As optimisation technique scheme of the present utility model: described cutter head of shield machine and shield body pass through axle
Hold and steel disc is installed in connection, and cutter head of shield machine；Described shield machine guide table is tight with shield body
Connect, and support by upper supporting and lower supporting are fixing.
Compared with prior art, the beneficial effects of the utility model are: this utility model carries out tunnel
During the construction of hole, two slag buckets of field retrofit, it is achieved in ground blanking is transported to hole and by changing
Dress valve is dumped into job platform, stretches flexible pipe to shield cutter front by the spraying machine of platform,
After bending, rearward gap injection is filled, and transports and ask with injection in successfully solving the hole of beans stone
Topic, for ensureing waterproof effect, after section of jurisdiction departs from shield tail, synchronizes note dual slurry after wall and fills close
Real, reach to prevent the purpose of seam seepage, from soil storehouse, dividing plate injects bentonite, sets up Tu Cang pressure
Power, injects low-strength cement slurry from shield body preformed hole, makes shield shell and Chu Zhijian space, tunnel to the greatest extent may be used
Can fill up, to increase shield body rotary resistance, conservative control shield rotation, with low thrust, little pass through
Entering amount, low torque mode advances, and is reduced certainly by cutterhead left-hand rotation, right-hand rotation alternately driving simultaneously
Turn amplitude, make shield machine angle of revolution control in smaller range.There is automaticity high, joint
Human-saving, speed of application is fast, and a cavitation is longer at tunnel line, the situation that buried depth is bigger
Under, with shield machine construction more economical rationality, it is suitable for promoting the use of.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram；
Fig. 2 is this utility model local shield guide table enlarged drawing；
Wherein: 1, thick sand pocket wall, 2, upper supporting, 3, shield body, 4, cutter head of shield machine, 5,
Lower supporting, 6, shield machine guide table, 7, dregs heap.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, in this utility model embodiment
Technical scheme be clearly and completely described, it is clear that described embodiment be only this
The a part of embodiment of utility model rather than whole embodiments.Based in this utility model
Embodiment, those of ordinary skill in the art are obtained under not making creative work premise
All other embodiments, broadly fall into the scope of this utility model protection.
Refer to Fig. 1～2, in this utility model embodiment, a kind of shield guide table structure, at least
Including thick sand pocket wall 1, upper supporting 2, shield body 3, cutter head of shield machine 4, lower supporting 5, shield
Machine guide table 6 and dregs heap 7；Described thick sand pocket wall 1 is symmetricly set on dregs heap 7 both sides and incites somebody to action
Dregs heap 7 closely overstocks in two thick sand pocket wall 1 centre positions；Described cutter head of shield machine 4 is arranged
On the right side of thick sand pocket wall 1, and the right surface of cutter head of shield machine 4 and shield body 3 compact siro spinning technology；Described
Upper supporting 2 is closely rabbeted in shield body 3 upper end；Described shield body 3 is arranged on supporting 2 and shield
Machine guide table 6 centre position, and shield machine guide table 6 and shield body 3 lower end compact siro spinning technology；Described
Lower supporting 5 is arranged on immediately below shield machine guide table 6 and supports fixing shield machine guide table 6.
As optimisation technique scheme of the present utility model: described cutter head of shield machine 4 leads to shield body 3
Cross bearing to connect, and on cutter head of shield machine 4, steel disc is installed；Described shield machine guide table 6 with
Shield body 3 compact siro spinning technology, and fix support 5 by upper supporting 2 and lower supporting.
As construction precautions of the present utility model: at shield driving away from Tunneling by mining method headwall
When 50 meters, carry out a connection survey, check portal and guide table position, determine that shield machine passes through
Logical attitude, it is ensured that shield machine can abolish portal upper guide table smoothly；Select reasonably to tunnel ginseng
Number, speed gradually slows down, and thrust is gradually lowered, the most equably the cutting hole soil body, and adds
Strong synchronous grouting, makes section of jurisdiction depart from shield tail grouting behind shaft or drift lining full；In tunneling process, suitably strengthen pipe
Synchronize the concentration of dual slurry after sheet wall, control grouting pressure, it is ensured that fill closely knit, strengthen simultaneously
Tunnel upper surface subsidence is monitored with building；After shield cutter enters thick sand pocket wall, by shield
Machine suspends driving, injects bentonite by the advanced hole of shield body and fills shield body back clearance, it is to avoid synchronizes note
Alter before slurry, it is ensured that synchronous grouting is full；After thick sand pocket wall wall is abolished by shield machine, there is more quarrel
Block falls people's Tunneling by mining method termination, and shield cutter stops operating and suspends propelling, by human assistance
Clear up, prevent from producing during guide table in shield deflection.
It is obvious to a person skilled in the art that this utility model is not limited to above-mentioned exemplary reality
Execute the details of example, and in the case of without departing substantially from spirit or essential attributes of the present utility model,
This utility model can be realized in other specific forms.Therefore, no matter from the point of view of which point,
Embodiment all should be regarded as exemplary, and be nonrestrictive, model of the present utility model
Enclose and limited by claims rather than described above, it is intended that will fall in claim
All changes in the implication of equivalency and scope are included in this utility model.Should will not weigh
Any reference during profit requires is considered as limiting involved claim.
The above, preferred embodiment the most of the present utility model, not in order to limit this practicality
Novel, every according to technical spirit of the present utility model, above example is made any trickle
Amendment, equivalent and improvement, should be included in the protection domain of technical solutions of the utility model
Within.
Claims (3)
1. a shield guide table structure, at least include thick sand pocket wall (1), upper supporting (2),
Shield body (3), cutter head of shield machine (4), lower supporting (5), shield machine guide table (6) and slag
Mound (7)；It is characterized in that: described thick sand pocket wall (1) is symmetricly set on dregs heap (7)
Both sides and dregs heap (7) closely being overstock in two thick sand pocket wall (1) centre positions；Described shield
Structure machine knife dish (4) arranges thick sand pocket wall (1) right side, and cutter head of shield machine (4) right table
Face and shield body (3) compact siro spinning technology；The closely interlocking of described upper supporting (2) is in shield body (3)
End；Described shield body (3) is arranged on supporting (2) and shield machine guide table (6) centre position,
And shield machine guide table (6) and shield body (3) lower end compact siro spinning technology；Described lower supporting (5)
It is arranged on immediately below shield machine guide table (6) and supports fixing shield machine guide table (6).
A kind of shield guide table structure the most according to claim 1, it is characterised in that: described
Cutter head of shield machine (4) is connected by bearing with shield body (3), and on cutter head of shield machine (4)
Steel disc is installed.
A kind of shield guide table structure the most according to claim 1, it is characterised in that: described
Shield machine guide table (6) and shield body (3) compact siro spinning technology, and by upper supporting (2) and lower
Protect (5) fixing support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620308231.3U CN205805557U (en) | 2016-04-07 | 2016-04-07 | A kind of shield guide table structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620308231.3U CN205805557U (en) | 2016-04-07 | 2016-04-07 | A kind of shield guide table structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205805557U true CN205805557U (en) | 2016-12-14 |
Family
ID=58144023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620308231.3U Active CN205805557U (en) | 2016-04-07 | 2016-04-07 | A kind of shield guide table structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205805557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640098A (en) * | 2017-01-02 | 2017-05-10 | 姜智彬 | Shield construction method for subway tunnel |
-
2016
- 2016-04-07 CN CN201620308231.3U patent/CN205805557U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640098A (en) * | 2017-01-02 | 2017-05-10 | 姜智彬 | Shield construction method for subway tunnel |
| CN106640098B (en) * | 2017-01-02 | 2018-09-04 | 中铁二十五局集团第五工程有限公司 | A kind of subway tunnel shield construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105822312B (en) | The construction method that soil pressure balance shielding structure pressure originates in a kind of Metro Tunnel | |
| CN102536253B (en) | Construction method of earth cabin back filling and cabin entering operation during earth pressure shielding | |
| CN102767377B (en) | Loess strata subway tunnel earth pressure balance shield construction method | |
| CN104088647B (en) | Shield tube push bench with super-large rectangular cross section | |
| CN207377565U (en) | Constructing metro tunnel structure containing complicated geological and without shield launching place | |
| CN102364049B (en) | Hard rock composite TBM (Tunnel Boring Machine) suitable for composite stratum and tunneling mode thereof | |
| CN104265307B (en) | Non-uniform-hardness stratum earth pressure balance shield tunnel underpassing railway existing line construction method | |
| CN203905954U (en) | Super-large shield pipe push bench with rectangular cross section | |
| CN107725060A (en) | Constructing metro tunnel method containing complicated geological and without shield launching place | |
| CN102305083A (en) | Shield machine and anterior shield system thereof | |
| CN203961994U (en) | Under balancing earth-pressure shielding machine, wear the concealed tunneling structure of having runed shield tunnel | |
| CN106837357B (en) | A kind of no-dig technique pipe-roof method using curve pipe canopy | |
| CN109681236A (en) | Big cross section water-rich sand layer shield driving synchronous grouting method | |
| CN111156010B (en) | Construction method for shield of expansion soil layer to penetrate through existing train station house | |
| CN108412509A (en) | The anti-card machine method of double-shielded TBM | |
| CN108386202A (en) | City underground running tunnel list shield TBM constructions | |
| CN102400694A (en) | Reinforcement method for combined part of shield tunnel and mining-method tunnel | |
| CN103899318A (en) | Medium ground tunnel milling excavating and mating mechanized construction method | |
| CN106437723A (en) | Grouting method for controlling stratum settlement when shield tunneling machine passes through risk source | |
| CN105275478A (en) | Recessed type shield machine cutter head | |
| CN206888992U (en) | A kind of water-bed mine shield tunnel combination docking structure form | |
| CN210564541U (en) | Quick heading machine | |
| CN109630149B (en) | Multi-mode shield constructs machine | |
| CN205742299U (en) | A kind of an ultra shallow buries the float Structure of shield tunnel | |
| CN205805557U (en) | A kind of shield guide table structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |