CN206753597U - A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead - Google Patents
A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead Download PDFInfo
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- CN206753597U CN206753597U CN201720510690.4U CN201720510690U CN206753597U CN 206753597 U CN206753597 U CN 206753597U CN 201720510690 U CN201720510690 U CN 201720510690U CN 206753597 U CN206753597 U CN 206753597U
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- slag
- screening board
- cutterhead
- telescopic
- oil cylinder
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Abstract
The utility model proposes a kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead, when solving double-mode cutterhead switching in the prior art, slag-screening board welds or cut off time consuming, the problem of threatening workmen safe.The utility model includes slag-screening board, secondary knife beam, cutterhead and turns round leg and telescopic oil cylinder, the front end of slag-screening board and telescopic oil cylinder connects, the rear end of telescopic oil cylinder is connected with secondary knife beam, and secondary knife beam is provided with the casing coordinated with slag-screening board, and cutterhead turns round leg and is provided with the guide rail to be stretched for slag-screening board.The utility model is switched by the flexible achievable slag-screening board of oil cylinder, compared with existing slag-screening board cuts off scheme, is greatly reduced operating time of the workmen at cutterhead back, is ensured workmen's safety；The design of caging bolt can effectively prevent maloperation in driving, ensure that same driving mould applies middle construction reliability；Telescopic slag-screening board is reusable, and compared with prior art, it can effectively improve efficiency of construction when shield machine repeatedly carries out pattern switching.
Description
Technical field
Single shield-earth pressure balance double-mode cutterhead is the utility model is related to, it is double to particularly relate to a kind of single shield-earth pressure balance
The telescopic slag-screening board device of pattern cutterhead.
Background technology
Single shield-earth pressure balance double mode TBM is with can adapting to the complex engineering of soft rock, hard rock, transition composite bottom layer simultaneously
Quality layer is constructed, and has relatively wide geological adaptability, can be changed boring mode according to formation variation, effectively be reduced engineering
Risk, shorten the construction period.
According to the related request in bimodulus TBM difference boring modes, it uses different modes of slagging tap：In single shield pattern
Slagged tap using main frame belt feeder；Slagged tap in earth pressure balance pattern using screw machine.Double mode TBM cutterheads as shown in figure 1, its
TBM need to be transformed during pattern switching, is slagged tap requirement with adapting to difference, i.e.,：When being slagged tap using main frame belt feeder, in knife
Increase slag-screening board 1 on disk, dregs is transported on main frame belt feeder from native orlop portion and transported backward；Gone out using conveying worm
Slag-screening board 1 is removed during slag, conveying worm directly goes out dregs transportation from native orlop portion.
The structural assembly of slag-screening board device slips as shown in Fig. 2 including slag-screening board 1 for installing in existing double-mode cutterhead
Secondary the knife beam 2 and cutterhead of slag plate turn round leg 3.During single shield boring mode, slag-screening board 1 is turned round leg 3 with secondary knife beam 2 and cutterhead respectively and welded
Connect, start to scrape slag when cutterhead is driven to native orlop portion, when it, which crosses horizontal level, continues up rotation, the smooth slag chute of dregs
Fall on belt feeder 8；Earth pressure balance pattern lower belt machine is retracted, and conveying worm is deep to native orlop portion and carries out dregs transportation and guarantor
Pressure acts on.It need to will be welded on cutterhead auxiliary girder along the cut-off rule in Fig. 1 and turn round the slag-screening board on leg and be cut off.
In summary, existing double-mode cutterhead, need to be along Fig. 1 institutes when carrying out single shield pattern and earth pressure balance pattern switching
Show that welding cut-off rule carries out the welding of slag-screening board or cut off, waste time and energy；Simultaneously as cutterhead front portion directly connects with face
Touch, in case of face unstability will directly threaten workmen's life security.
Utility model content
The utility model proposes a kind of telescopic slag-screening board device of single shield-earth pressure balance double-mode cutterhead, solve
In the prior art double-mode cutterhead switch when, slag-screening board weld or cut off it is time consuming, threaten workmen it is safe the problem of.
What the technical solution of the utility model was realized in：A kind of single shield-earth pressure balance double-mode cutterhead is stretched
The front end of formula slag-screening board device, including slag-screening board, secondary knife beam, cutterhead torsion leg and telescopic oil cylinder, slag-screening board and telescopic oil cylinder connects,
The rear end of telescopic oil cylinder is connected with secondary knife beam, and secondary knife beam is provided with the casing coordinated with slag-screening board, and cutterhead is turned round leg and is provided with for slipping
The flexible guide rail of slag plate.
The front end of described slag-screening board is provided with baffle plate, and baffle plate is connected with secondary knife beam by dismountable caging bolt, slips slag
The rear end of plate is provided with the first limited block, and secondary knife beam is provided with the second limited block, the first limited block and the second limited block by can
The caging bolt connection of dismounting.
The utility model can when bimodulus TBM carries out boring mode switching quick response, i.e., can be achieved by the way that oil cylinder is flexible
Slag-screening board switches, and compared with existing slag-screening board cuts off scheme, greatly reduces operating time of the workmen at cutterhead back, ensures
Workmen's safety；The design of caging bolt can effectively prevent maloperation in driving, and it is reliable to ensure that same driving mould applies middle construction
Property；Telescopic slag-screening board is reusable, and compared with prior art, it can effectively be carried when shield machine repeatedly carries out pattern switching
High efficiency of construction.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is existing single shield-earth pressure balance double mode TBM cutter head structure figures.
Fig. 2 is existing double-mode cutterhead slag-screening board structure chart.
Fig. 3 is the telescopic slag-screening board structure chart of the utility model.
Fig. 4 is the telescopic slag-screening board retraction schematic diagram of the utility model.
Fig. 5 is that the telescopic slag-screening board of the utility model stretches out schematic diagram.
Fig. 6 is that the telescopic slag-screening board of the utility model stretches out structure chart.
In figure：1- slag-screening boards, 2- pair knife beams, 3- cutterheads torsion leg, 4- telescopic oil cylinders, 5- caging bolts, the limited blocks of 6- first,
The limited blocks of 7- second, 8- belt feeders.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is paid
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in figure 3, a kind of telescopic slag-screening board device of single shield-earth pressure balance double-mode cutterhead, including slag-screening board
1st, secondary knife beam 2, cutterhead are turned round leg 3 and telescopic oil cylinder 4, slag-screening board 1 and are connected with the front end of telescopic oil cylinder 4, the rear end of telescopic oil cylinder 4 and
Secondary knife beam 2 connects, and secondary knife beam 2 is provided with the casing coordinated with slag-screening board 1, ensures that slag-screening board 1 can be complete under earth pressure balance pattern
Full reduced time and release slip slag function completely, cutterhead turns round leg 3 and is provided with the guide rail to be stretched for slag-screening board 1, is stretched for slag-screening board
Guiding in journey.
The front end of described slag-screening board 1 is provided with baffle plate, and baffle plate is connected by dismountable caging bolt 5 with secondary knife beam 2, slipped
The rear end of slag plate 1 is provided with the first limited block 6, and secondary knife beam 2 is provided with the second limited block 7, the first limited block 6 and the second limited block
7 are connected by dismountable caging bolt 5.
As Figure 4-Figure 6, bimodulus TBM need to such as use single shield pattern, remove between the baffle plate of slag-screening board and secondary knife beam
Caging bolt, by being pressurizeed to telescopic oil cylinder, drive slag-screening board overhanging, when on the first limited block top on slag-screening board to secondary knife beam
The second limited block after, install caging bolt, the first limited block and the second limited block are fixed.
When such as needing to use earth pressure balance pattern, first remove on slag-screening board on the first limited block and secondary knife beam the second limited block it
Between caging bolt, the pressurization of telescopic oil cylinder small chamber, drive slag-screening board to retract, treat that slag-screening board overhead gage is retracted to the secondary knife beam back side
When, caging bolt is installed, baffle plate and secondary knife beam are fixed.
In bimodulus TBM tunneling processes, slag-screening board mode of operation switching need to be such as carried out, can be adjusted by oil cylinder, worked
Personnel need to only carry out the dismounting and installation of caging bolt.Using the present apparatus can avoid in the prior art staff in cutterhead
The back side carries out the drawbacks of welding job for a long time, facilitates the operation of staff, its security is significantly improved；Together
When, it is somebody's turn to do compared with existing slag-screening board welds or cuts off technology, the utility model device is reusable, is repeatedly carried out in shield machine
Efficiency of construction is effectively improved during pattern switching.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (2)
- A kind of 1. telescopic slag-screening board device of single shield-earth pressure balance double-mode cutterhead, it is characterised in that：Including slag-screening board （1）, secondary knife beam（2）, cutterhead turn round leg（3）And telescopic oil cylinder（4）, slag-screening board（1）With telescopic oil cylinder（4）Front end connection, stretch Oil cylinder（4）Rear end and secondary knife beam（2）Connection, secondary knife beam（2）It is provided with and slag-screening board（1）The casing of cooperation, cutterhead turn round leg（3） It is provided with and supplies slag-screening board（1）Flexible guide rail.
- 2. the telescopic slag-screening board device of single shield-earth pressure balance double-mode cutterhead according to claim 1, its feature exist In：Described slag-screening board（1）Front end be provided with baffle plate, baffle plate and secondary knife beam（2）Pass through dismountable caging bolt（5）Connection, Slag-screening board（1）Rear end be provided with the first limited block（6）, secondary knife beam（2）It is provided with the second limited block（7）, the first limited block（6） With the second limited block（7）Pass through dismountable caging bolt（5）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720510690.4U CN206753597U (en) | 2017-05-10 | 2017-05-10 | A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720510690.4U CN206753597U (en) | 2017-05-10 | 2017-05-10 | A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead |
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| CN206753597U true CN206753597U (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720510690.4U Active CN206753597U (en) | 2017-05-10 | 2017-05-10 | A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086988A (en) * | 2018-02-01 | 2018-05-29 | 中铁工程装备集团有限公司 | A kind of normal pressure tool changing cutterhead auxiliary girder for having the function of to slip slag |
| CN108386204A (en) * | 2018-05-04 | 2018-08-10 | 中铁工程装备集团有限公司 | Apparatus for fast switching applied to unlimited-earth pressure balance double mode shield machine |
| CN108571325A (en) * | 2018-05-16 | 2018-09-25 | 中铁工程装备集团有限公司 | A kind of shape of a hoof tunneling boring rock tunnel development machine and its construction method |
| CN109441477A (en) * | 2018-12-25 | 2019-03-08 | 厦门厦工中铁重型机械有限公司 | A kind of Suporting structure deslagging device of improvement |
| CN109798123A (en) * | 2019-03-15 | 2019-05-24 | 吴磊 | Cutter head of shield machine is used in a kind of exploitation of detachable type tunnel |
| CN112901187A (en) * | 2021-02-23 | 2021-06-04 | 中铁十九局集团轨道交通工程有限公司 | Slag sliding device of shield tunneling machine and shield tunneling machine |
-
2017
- 2017-05-10 CN CN201720510690.4U patent/CN206753597U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086988A (en) * | 2018-02-01 | 2018-05-29 | 中铁工程装备集团有限公司 | A kind of normal pressure tool changing cutterhead auxiliary girder for having the function of to slip slag |
| CN108386204A (en) * | 2018-05-04 | 2018-08-10 | 中铁工程装备集团有限公司 | Apparatus for fast switching applied to unlimited-earth pressure balance double mode shield machine |
| CN108571325A (en) * | 2018-05-16 | 2018-09-25 | 中铁工程装备集团有限公司 | A kind of shape of a hoof tunneling boring rock tunnel development machine and its construction method |
| CN108571325B (en) * | 2018-05-16 | 2023-11-21 | 中铁工程装备集团有限公司 | Horseshoe full-section rock tunnel boring machine and construction method thereof |
| CN109441477A (en) * | 2018-12-25 | 2019-03-08 | 厦门厦工中铁重型机械有限公司 | A kind of Suporting structure deslagging device of improvement |
| CN109441477B (en) * | 2018-12-25 | 2023-10-27 | 厦门厦工中铁重型机械有限公司 | Improved slag tapping device of shield equipment |
| CN109798123A (en) * | 2019-03-15 | 2019-05-24 | 吴磊 | Cutter head of shield machine is used in a kind of exploitation of detachable type tunnel |
| CN109798123B (en) * | 2019-03-15 | 2020-05-22 | 中铁电建重型装备制造有限公司 | Detachable type shield tunneling machine cutter head for tunnel mining |
| CN112901187A (en) * | 2021-02-23 | 2021-06-04 | 中铁十九局集团轨道交通工程有限公司 | Slag sliding device of shield tunneling machine and shield tunneling machine |
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