CN206928949U - A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite - Google Patents
A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite Download PDFInfo
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- CN206928949U CN206928949U CN201720594589.1U CN201720594589U CN206928949U CN 206928949 U CN206928949 U CN 206928949U CN 201720594589 U CN201720594589 U CN 201720594589U CN 206928949 U CN206928949 U CN 206928949U
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Abstract
The utility model, which provides a kind of anti-mud lining normal pressure of slurry shield and changed, washes away bite, being related to prevents shield cutter mud lining field, including normal pressure more changing device and wash away topping machanism, washing away topping machanism includes toolbox and flushing device, flushing device includes washing away nozzle and washes away pipeline with wash away that nozzle connects, toolbox includes the shield cutter being removably mounted on tool rest, washes away the both sides that nozzle is arranged on tool rest, and normal pressure more changing device is arranged on the rear of toolbox.Technical solutions of the utility model can make mud by flushing device effectively, enduringly wash away cutterhead, mud cake formation before just soil is broken up, can effectively prevent cut under soil bonding cutterhead.Shield cutter and flushing device all can be safeguarded and changed in atmospheric conditions by normal pressure more changing device, it is not necessary to artificial warehouse entry with pressure, can ensure the safety of maintenance personal, and whole process is efficient and convenient, can complete in a short time, ensures construction speed.
Description
Technical field
The utility model, which provides a kind of anti-mud lining normal pressure of slurry shield and changed, washes away bite, and being related to prevents shield knife
The incrusted technical field of disk.
Background technology
When slurry shield machine tunnels in cohesive soil stratum, the clay body of excavation face is extruded by shield cutter, easily shape
It is attached into mud cake on cutterhead, hard mud cake can block cutterhead opening, cause deslagging difficult and make it that shield machine can not be forward
Continue to tunnel, greatly influence efficiency of construction.
In order to remove cutterhead mud cake, the optional artificial warehouse entry progress mud cake removal in the case of unavoidable, but high pressure
How effectively, enduringly warehouse entry has very big risk, and continually warehouse entry can influence construction speed, prevent mud cake from generating
It is the key solved the problems, such as.
The content of the invention
In order to solve problem above, the utility model, which provides a kind of anti-mud lining normal pressure of slurry shield and changed, washes away cutting
Knife, can effectively prevent mud cake generate and can to wash away topping machanism carry out condition of normal pressure under maintenance.
The technical solution of the utility model is as follows：A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite, including
Normal pressure more changing device and topping machanism is washed away, the topping machanism that washes away includes toolbox and flushing device, described to wash away dress
Put including washing away nozzle and washing away pipeline, described to wash away nozzle and wash away pipeline connection, the toolbox includes shield cutter
And tool rest, the shield cutter are removably mounted on tool rest, the both sides washed away nozzle and be arranged on tool rest, the normal pressure
More changing device is arranged on the rear of toolbox.
Technical solutions of the utility model also include：It is described to wash away nozzle and connected by washing away pipeline with entering to starch ball valve.
Technical solutions of the utility model also include：It is described to enter to starch ball valve installed in sleeve close to one end of toolbox.
Technical solutions of the utility model also include：The toolbox includes knife cylinder, and the flush pipe path built-in is in knife cylinder
Inwall in.
Technical solutions of the utility model also include：The normal pressure more changing device includes closed cell, sleeve and telescopic oil cylinder,
Knife cylinder is movably mounted in closed cell, and the cavity that can accommodate knife cylinder, the telescopic oil cylinder peace are provided with the sleeve
In sleeve.
Technical solutions of the utility model also include：Knife cylinder cavity is provided with the middle part of the knife cylinder, the telescopic oil cylinder
One end is connected with one end in knife cylinder cavity close to toolbox, and the other end and sleeve of the telescopic oil cylinder are away from toolbox
One end connection.
Technical solutions of the utility model also include：During tool changing, the telescopic oil cylinder is fixed on oil cylinder fixing base.
Technical solutions of the utility model also include：Flushing ball valve is installed outside the closed cell, the flushing ball valve with
Wash away pipeline connection.
The beneficial effects of the utility model are：The utility model provides a kind of anti-mud lining normal pressure of slurry shield and changes punching
Brush bite, its can make mud by flushing device effectively, enduringly wash away cutterhead, mud cake formation before just soil is rushed
Dissipate, can effectively prevent the soil bonding cutterhead under cutting.Shield cutter and flushing device all can be by normal pressure more changing devices normal
Safeguarded and changed under the conditions of pressure, it is not necessary to artificial warehouse entry with pressure, the safety of maintenance personal can be ensured, and whole process is fast
Victory is convenient, can in a short time complete, not interfere with construction speed, have good practicality.
Brief description of the drawings
Fig. 1 is that bite diagrammatic cross-section is washed away in the anti-mud lining normal pressure replacing of the utility model slurry shield；
Fig. 2 is that bite scheme of installation is washed away in the anti-mud lining normal pressure replacing of the utility model slurry shield；
Fig. 3 is Fig. 2 partial enlarged drawing；
Fig. 4 is that bite overall structure diagram is washed away in the anti-mud lining normal pressure replacing of the utility model slurry shield.
Wherein, 1, shield cutter；2nd, tool rest；3rd, nozzle is washed away；4th, fixing bolt；5th, flashboard；6th, ball valve is rinsed；7th, knife
Cylinder cavity；8th, enter to starch ball valve；9th, telescopic oil cylinder；10th, cutter replacing equipment；11st, cutter head panel.
Embodiment
The utility model is described further below in conjunction with drawings and examples.
Simultaneously as simply section Example described below, in the case where not conflicting, embodiment in the application and
Feature in embodiment can be mutually combined.
A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite, including normal pressure more changing device fills with cutting is washed away
Put, the topping machanism that washes away includes toolbox and flushing device, and the flushing device includes washing away nozzle 3 and flush pipe
Road, described to wash away nozzle 3 and wash away pipeline connection, the toolbox includes shield cutter 1 and tool rest 2, the shield cutter 1
It is removably mounted on tool rest 2, the both sides washed away nozzle 3 and be arranged on tool rest 2, the normal pressure more changing device is arranged on knife
Has the rear of component.The toolbox includes knife cylinder, and the flush pipe path built-in is described to wash away nozzle in the inwall of knife cylinder
3 are connected by washing away pipeline with entering to starch ball valve 8.It is described to enter to starch ball valve 8 installed in sleeve close to one end of toolbox.
The normal pressure more changing device includes closed cell, sleeve and telescopic oil cylinder 9, and the knife cylinder, which is movably mounted at, to be closed
Close in unit, the cavity that can accommodate knife cylinder is provided with the sleeve, the telescopic oil cylinder 9 is arranged in sleeve.The knife cylinder
Middle part be provided with knife cylinder cavity 7, one end of the telescopic oil cylinder 9 is connected with one end in knife cylinder cavity 7 close to toolbox,
The other end of the telescopic oil cylinder 9 is connected with the one end of sleeve away from toolbox.During tool changing, the telescopic oil cylinder 9 is fixed on
On oil cylinder fixing base.
It is provided with outside the closed cell and rinses ball valve 6, the flushing ball valve 6 is with washing away pipeline connection.
The cutter in front of cutterhead is arranged on for cutting the soil body when wherein shield cutter 1 is shield machine driving, by tight
Firmware is fixed on rear tool rest 2, and tool rest 2 is connected with knife cylinder.Closed cell mainly includes the group of gate and regulating gate folding
Part, closed cell are a parts for shield cutter, and normal pressure tool changing storehouse is excavated into storehouse with front separates.Changed washing away topping machanism
When, toolbox is extracted out from closed cell.
Flushing device includes washing away nozzle 3, knife cylinder cavity 7, entering to starch ball valve 8, wherein washing away nozzle 3 is arranged on 2 liang of tool rest
Side, pressurized mud enters from entering to starch ball valve 8 during work, washes away pipeline by built-in in knife cylinder, then continuous by washing away nozzle 3
Spray.Flushing device works when shield is normally tunneled, and while shield cutter 1 cuts the soil body, washes away nozzle 3 and persistently sprays mud
Slurry washes away on cutter head panel 11 dregs remained, mud cake is not generated.
Shield can just carry out normal pressure tool changing after shutting down, normal pressure more changing device is arranged on behind toolbox, including flexible oil
Cylinder 9, cylinder pedestal etc., normal pressure more changing device are used to change shield cutter 1 and maintenance flushing device, can grasped in atmospheric conditions
Make.During tool changing, telescopic oil cylinder 9 is fixed on the oil cylinder fixing base of rear, there is provided draws back and promote the active force of cutter.Pass through contraction
Oil cylinder 9 draws back front knife cylinder, while knife cylinder is extracted out, front shield cutter 1 and flushing device（Wash away nozzle 3）Also band in the lump
Go out.
Operation principle of the present utility model is：
After the present apparatus is installed in place, shield machine, which starts, to be promoted, and normally cutting is native for the utility model device front end shield cutter 1
Body, the soil body under cutting wash from cutterhead 2 by the utility model device along the spouting mud of card, drop to the front of cutterhead 2
Dregs area, shield machine is pumped out with pulp pipeline, the utility model can effectively prevent the dregs under cutting from adhering to cutterhead 2
On, fundamentally prevent the generation of mud cake.
Device Renewal process：The first step：Shield is shut down, by water pipe（Hydraulic tube）The flushing ball valve 6 being connected on knife cylinder, beats
Open flushing ball valve 6 to be rinsed, after the completion of flushing, close and rinse ball valve 6, remove water pipe afterwards.Second step：Telescopic oil cylinder 9 is pacified
On oil cylinder fixing base, use pin locked after adjusting height.3rd step：The pipeline of control valve and oil cylinder is connected, stretched
Going out telescopic oil cylinder 9 makes oil cylinder be connected with knife cylinder, and ensures to use pin locked, then unclamps the bolt on knife cylinder.4th step：Will
Telescopic oil cylinder 9 is withdrawn completely, then by water pipe（Hydraulic tube）It is connected on the flushing line of gate sheet, opens flushing ball valve 6 and enter
Row rinses, and after the completion of flushing, closes flushing ball valve 6 and removes water pipe.5th step：The pipeline of control valve and gate sheet is connected,
The yellow protective case on gate sheet cylinder piston rod is removed, gate is shut and is locked with gate clamping screw（Safety operation）.The
Six steps：Extract knife cylinder out, abrasion cutter is changed with new shield cutter 1, and repair flushing device, check the logical of mud turnover pipeline
Smooth property.Then knife cylinder is reinstalled according to above-mentioned steps contrary operation.
It is described above, only it is preferred embodiment of the present utility model, any formal limit is not done to the utility model
System, it is all that all any modification, equivalent and improvement etc. are done within the spirit and principles of the utility model, it should be included in this reality
Within new protection domain.
Claims (8)
1. a kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite, it is characterised in that：Including normal pressure more changing device and punching
Brush topping machanism, the topping machanism that washes away include toolbox and flushing device, and the flushing device includes washing away nozzle（3）
With wash away pipeline, it is described to wash away nozzle（3）With washing away pipeline connection, the toolbox includes shield cutter（1）And tool rest
（2）, the shield cutter（1）It is removably mounted on tool rest（2）On, it is described to wash away nozzle（3）Installed in tool rest（2）Two
Side, the normal pressure more changing device are arranged on the rear of toolbox.
2. a kind of anti-mud lining normal pressure of slurry shield as claimed in claim 1, which is changed, washes away bite, it is characterised in that：It is described
Wash away nozzle（3）By washing away pipeline and entering to starch ball valve（8）Connection.
3. a kind of anti-mud lining normal pressure of slurry shield as claimed in claim 2, which is changed, washes away bite, it is characterised in that：It is described
Toolbox includes knife cylinder, and the flush pipe path built-in is in the inwall of knife cylinder.
4. a kind of anti-mud lining normal pressure of slurry shield as claimed in claim 2, which is changed, washes away bite, it is characterised in that：It is described
Enter to starch ball valve（8）Installed in sleeve close to one end of toolbox.
5. the anti-mud lining normal pressure of a kind of slurry shield as described in Claims 1-4 is any, which is changed, washes away bite, its feature exists
In：The normal pressure more changing device includes closed cell, sleeve and telescopic oil cylinder（9）, knife cylinder is movably mounted at closed cell
It is interior, the cavity that can accommodate knife cylinder, the telescopic oil cylinder are provided with the sleeve（9）In sleeve.
6. a kind of anti-mud lining normal pressure of slurry shield as claimed in claim 5, which is changed, washes away bite, it is characterised in that：It is described
Knife cylinder cavity is provided with the middle part of knife cylinder（7）, the telescopic oil cylinder（9）One end and knife cylinder cavity（7）Interior close toolbox
One end connection, the telescopic oil cylinder（9）The other end be connected with the one end of sleeve away from toolbox.
7. a kind of anti-mud lining normal pressure of slurry shield as claimed in claim 6, which is changed, washes away bite, it is characterised in that：Tool changing
When, the telescopic oil cylinder（9）It is fixed on oil cylinder fixing base.
8. a kind of anti-mud lining normal pressure of slurry shield as claimed in claim 5, which is changed, washes away bite, it is characterised in that：It is described
Flushing ball valve is installed outside closed cell（6）, the flushing ball valve（6）With washing away pipeline connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720594589.1U CN206928949U (en) | 2017-05-25 | 2017-05-25 | A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720594589.1U CN206928949U (en) | 2017-05-25 | 2017-05-25 | A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206928949U true CN206928949U (en) | 2018-01-26 |
Family
ID=61351902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720594589.1U Active CN206928949U (en) | 2017-05-25 | 2017-05-25 | A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite |
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| CN (1) | CN206928949U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100637A (en) * | 2017-07-01 | 2017-08-29 | 中铁十四局集团有限公司 | A kind of shield cutter mud cake cutting device and its cutting method |
| CN108266200A (en) * | 2018-03-07 | 2018-07-10 | 中铁隧道局集团有限公司 | Shield machine normal pressure tool changing knife lid, knife cylinder and cutter replacing method |
| CN108374669A (en) * | 2018-03-22 | 2018-08-07 | 辽宁三三工业有限公司 | A kind of tearing cutter |
| CN108643922A (en) * | 2018-04-18 | 2018-10-12 | 中铁十四局集团有限公司 | A kind of highly permeable soil rock compound stratum major diameter slurry shield synthesis driving method |
| CN109113754A (en) * | 2018-10-15 | 2019-01-01 | 中国铁建重工集团有限公司 | A kind of slurry balance shield machine and its anti-mud lining device of cutterhead |
| CN110725692A (en) * | 2019-11-22 | 2020-01-24 | 中交隧道工程局有限公司 | Telescopic center cutting knife device of shield tunneling machine |
| WO2020042057A1 (en) * | 2018-08-25 | 2020-03-05 | 许慧 | Tunneling boring machine preventing mud cakes from forming at excavation part |
| CN113252443A (en) * | 2021-06-21 | 2021-08-13 | 马鞍山灵山机械设备科技有限公司 | Shield cutter detection test device |
| CN113738386A (en) * | 2021-09-16 | 2021-12-03 | 中交隧道工程局有限公司 | Leakage blocking method for normal-pressure cutter barrel of shield machine under high-water-pressure condition |
| CN114017045A (en) * | 2021-11-05 | 2022-02-08 | 中铁十四局集团有限公司 | Shield cutter head flushing device and shield machine with same |
-
2017
- 2017-05-25 CN CN201720594589.1U patent/CN206928949U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100637A (en) * | 2017-07-01 | 2017-08-29 | 中铁十四局集团有限公司 | A kind of shield cutter mud cake cutting device and its cutting method |
| CN107100637B (en) * | 2017-07-01 | 2019-03-29 | 中铁十四局集团有限公司 | A kind of shield cutter mud cake cutting device and its cutting method |
| CN108266200A (en) * | 2018-03-07 | 2018-07-10 | 中铁隧道局集团有限公司 | Shield machine normal pressure tool changing knife lid, knife cylinder and cutter replacing method |
| CN108266200B (en) * | 2018-03-07 | 2024-06-11 | 中铁隧道局集团有限公司 | Normal-pressure cutter changing cutter cover, cutter barrel and cutter changing method of shield machine |
| CN108374669A (en) * | 2018-03-22 | 2018-08-07 | 辽宁三三工业有限公司 | A kind of tearing cutter |
| CN108643922B (en) * | 2018-04-18 | 2020-06-05 | 中铁十四局集团有限公司 | Large-diameter slurry shield comprehensive tunneling method for highly permeable soil-rock composite stratum |
| CN108643922A (en) * | 2018-04-18 | 2018-10-12 | 中铁十四局集团有限公司 | A kind of highly permeable soil rock compound stratum major diameter slurry shield synthesis driving method |
| WO2020042057A1 (en) * | 2018-08-25 | 2020-03-05 | 许慧 | Tunneling boring machine preventing mud cakes from forming at excavation part |
| CN109113754A (en) * | 2018-10-15 | 2019-01-01 | 中国铁建重工集团有限公司 | A kind of slurry balance shield machine and its anti-mud lining device of cutterhead |
| CN109113754B (en) * | 2018-10-15 | 2023-11-24 | 中国铁建重工集团股份有限公司 | Slurry balance shield machine and cutter disc mud cake preventing device thereof |
| CN110725692A (en) * | 2019-11-22 | 2020-01-24 | 中交隧道工程局有限公司 | Telescopic center cutting knife device of shield tunneling machine |
| CN113252443A (en) * | 2021-06-21 | 2021-08-13 | 马鞍山灵山机械设备科技有限公司 | Shield cutter detection test device |
| CN113738386A (en) * | 2021-09-16 | 2021-12-03 | 中交隧道工程局有限公司 | Leakage blocking method for normal-pressure cutter barrel of shield machine under high-water-pressure condition |
| CN113738386B (en) * | 2021-09-16 | 2023-10-03 | 中交隧道工程局有限公司 | Plugging method of normal pressure cutter barrel under high water pressure condition of shield tunneling machine |
| CN114017045A (en) * | 2021-11-05 | 2022-02-08 | 中铁十四局集团有限公司 | Shield cutter head flushing device and shield machine with same |
| CN114017045B (en) * | 2021-11-05 | 2024-05-10 | 中铁十四局集团有限公司 | Shield cutter head flushing device and shield machine with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180502 Address after: 211800 Jiangsu Nanjing Pukou District Jiangpu road Sinpo road 120 Jiangpu Street headquarters economic Park, China Railway fourteen Bureau shield company five floor Shield Technology Center Patentee after: China Railway fourteen bureau group big Shield Construction Engineering Co., Ltd. Address before: 250101 2666 Olympic Sports Road, Lixia District, Ji'nan, Shandong Patentee before: China Railway Shisiju Group Corporation |
|
| TR01 | Transfer of patent right |