CN107100637A - A kind of shield cutter mud cake cutting device and its cutting method - Google Patents
A kind of shield cutter mud cake cutting device and its cutting method Download PDFInfo
- Publication number
- CN107100637A CN107100637A CN201710528231.3A CN201710528231A CN107100637A CN 107100637 A CN107100637 A CN 107100637A CN 201710528231 A CN201710528231 A CN 201710528231A CN 107100637 A CN107100637 A CN 107100637A
- Authority
- CN
- China
- Prior art keywords
- mud cake
- main shaft
- water stream
- stream channel
- nozzle
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
Abstract
The invention provides a kind of shield cutter mud cake cutting device and its cutting method, it is related to shield mud cake cutting field, including high-pressure injection device, the high-pressure injection device includes the self-rotary shower nozzle and cylinder installed in cutterhead, the self-rotary shower nozzle is connected by the front end of spindle assemblies and cylinder, the spindle assemblies include main shaft, water stream channel I is provided with the side wall of the cylinder, the barrel front end is provided with water stream channel II, the front end of the main shaft is the hollow structure for being provided with water stream channel III, the water stream channel I, water stream channel II and water stream channel III are sequentially communicated, the water inlet of the self-rotary shower nozzle is connected with water stream channel III.Reaction force when self-rotary shower nozzle is gone out using current thereon provides rotary power, utilize two high pressure cylindrical nozzles being laid on shower nozzle, 360 ° are carried out to mud cake without dead angle cleaning, the dregs cleared up falls into excavation storehouse and discharged with mud channel, with good practicality.
Description
Technical field
The invention provides a kind of shield cutter mud cake cutting device and its cutting method, it is related to shield mud cake cutting neck
Domain.
Background technology
During shield-tunneling construction, shield cutter mud lining is to influence a big technology of slurry balance shield construction efficiency difficult
Topic, from the point of view of site operation experience, cutterhead mud lining mainly has following reason：
1st, shield design often adds project's earlier stage geological prospecting situation with reference to similar engineering experience, due to Geotechnical Engineering geological conditions
Regionality and complexity, often lead to cutter head of shield-driven machine, cutters layout and there is certain inadaptability；
2nd, the shield cutter of smaller opening rate or the higher argillic horizon of experience clay content, cutter head center region dregs flow not
Freely, cut lower clay and stick to cutter head center area, at the same the center flushing device layout that configures of shield machine in itself and pressure by
To limitation, limited area is washed away, it is difficult to the clod for being attached to cutter head center area is removed in time, as cutterhead frictional resistance increases,
Jacking force rises, and center clod is hardened and constantly expands, and forms hard mud cake, cutterhead, which loses, cuts native ability, causes shield to be dug
Enter slow or even shut down, have a strong impact on service life of equipment and engineering construction progress.
In order to solve the incrusted problem of cutterhead, also there are Patents to provide the device or method that shield mud cake is cut,
But cutter or high -pressure water cutting knife are generally stationary nozzle, easily there is cleaning dead angle so that cutter can not be thoroughly clear
Except mud cake.
Due to the deficiency of congenital design, shield cutter mud lining turns into inevitable under some geological conditions, how in mud cake shape
Realized after and carry out the problem of cleaning is one critically important under normal pressure to it, it is therefore necessary to developed mud cake under a kind of normal pressure and clear up
Device, is efficiently cleared up cutterhead mud cake.
The content of the invention
, can be right at ambient pressure the invention provides a kind of shield cutter mud cake cutting device in order to solve problem above
Mud cake is cleared up, and reduces warehouse entry operating risk with pressure, with it is safe efficient, thoroughly remove the hardened mud cake in cutter head center area.
Technical scheme is as follows：A kind of shield cutter mud cake cutting device, including high-pressure injection device, the height
Injection apparatus is pressed to include self-rotary shower nozzle and cylinder installed in cutterhead, the self-rotary shower nozzle passes through spindle assemblies and cylinder
Front end is connected, and the spindle assemblies include being provided with water stream channel I on main shaft, the side wall of the cylinder, and the barrel front end is set
Water stream channel II is equipped with, the front end of the main shaft is the hollow structure for being provided with water stream channel III, the water stream channel I, current
Passage II and water stream channel III are sequentially communicated, and the water inlet of the self-rotary shower nozzle is connected with water stream channel III.
Technical solution of the present invention also includes：The inside of the self-rotary shower nozzle is provided with nozzle sets, and the nozzle sets include
At least three nozzle, orthographic projection of the nozzle on self-selecting type shower nozzle centered on the axis of main shaft line in self-rotary shower nozzle
Be centrosymmetric distribution.
Technical solution of the present invention also includes：The nozzle sets include two cylindrical nozzles and a fan nozzle, the post
Mozzle is installed, the outlet of the cylindrical nozzle and fan nozzle is provided with check valve in shape nozzle.
Technical solution of the present invention also includes：Exist between the direction of the installation direction of the mozzle and the delivery port of main shaft
, there is angle between the installation direction of the fan nozzle and the radial direction of main shaft in angle.
Technical solution of the present invention also includes：Impeller is installed, the impeller is located in water stream channel II on the main shaft.
Technical solution of the present invention also includes the spindle assemblies and is arranged in the leading portion of cylinder, the front end connection of the main shaft
Self-rotary shower nozzle, the rear end of the main shaft is arranged in main shaft mounting seat, is provided with and is sleeved in front of the main shaft mounting seat
Gland on main shaft, the rear of the main shaft mounting seat is provided with capping.
Technical solution of the present invention also includes：The front end of the capping and the rear end of gland are separately installed with one group of axle card.
Technical solution of the present invention also includes：The rear end of the cylinder is provided with flange connecting plate.
Technical solution of the present invention also includes：The shield cutter mud cake cutting device includes high pressure pump group, the high-pressure pump
Group is connected by feed pipe with water source, the connection that the high pressure pump group passes through connecting tube and high-pressure injection device.
Present invention also offers a kind of shield cutter mud using any of the above-described described shield cutter mud cake cutting device
Cake cutting method, its key step includes：
1）Shield stops driving, keeps excavation face mud hydraulic pressure to stablize relatively；
2）Replaceable center cutter under normal pressure is extracted in selection one out, changes high-pressure injection device；
3）High pressure pump group is transported to position, and high-pressure pump group is respectively communicated with water source and high-pressure injection device；
4）The power supply of high pressure pump group is connected, discharge pressure and flow is selected, high pressure pump group is started and carries out mud cake cleaning；
5）After first center cutter is cleaned out, high-pressure injection device is extracted under normal pressure out, then change second center cutter position peace
The cleaning of row mud cake is put into, is circulated successively, until center mud cake is cleaned out, recovers shield driving.
Above front and back end is defined as below：It is front end, the place end of flange connecting plate that self-rotary shower nozzle, which points to end,
For rear end.
Beneficial effects of the present invention are：The invention provides a kind of shield cutter mud cake cutting device, high pressure spray thereon
Injection device is installed on the position of replaceable center cutter under shield cutter normal pressure, anti-when self-rotary shower nozzle is gone out using current thereon
Active force provides rotary power, clear without dead angle to 360 ° of mud cake progress using two high pressure cylindrical nozzles being laid on shower nozzle
Reason, the dregs cleared up falls into excavation storehouse and discharged with mud channel.Workmen can be by changing high-pressure injection device
Installation site, enters horizontal high voltage by the mud cake of each center and washes away crushing, so as to realize that normal pressure is changed, can reduce warehouse entry with pressure
Operating risk, with it is safe efficient, the hardened mud cake in cutter head center area is thoroughly removed, with good practicality.
Brief description of the drawings
Fig. 1 is shield cutter mud cake cutting device scheme of installation of the present invention；
Fig. 2 is Fig. 1 close-up schematic views of the present invention；
Fig. 3 is shield cutter mud cake cutting device annexation schematic diagram of the present invention；
Fig. 4 is high-pressure injection device diagrammatic cross-section of the present invention；
Fig. 5 is high-pressure injection device water flow inside path schematic diagram of the present invention；
Fig. 6 is self-rotary shower nozzle schematic top plan view of the present invention；
Fig. 7 is Fig. 6 1-1 diagrammatic cross-sections；
Fig. 8 is Fig. 6 2-2 diagrammatic cross-sections.
Wherein, 1, high pressure pump group, 2, high-pressure injection device, 3, connecting tube, 4, water inlet pipe, 5, cutterhead, 5-1, cutterhead are close
Envelope, 1-1:High-pressure hydraulic pump, 1-2, motor, 1-3, booster pump, 1-4, filter, 2-1, self-rotary shower nozzle, 2-2, nozzle sets, 2-3,
Main shaft, 2-4, main shaft mounting seat, 2-5, gland, 2-6, rotational pressure sealing, 2-7, impeller, 2-8, deep groove ball bearing, 2-9, angle
Contact ball bearing, 2-10, capping, 2-11, axle card, 2-12, water inlet connecting tube, 2-13, flange connecting plate, 2-14, cylinder, 2-
15th, hexagon socket head cap screw 2-16, mozzle, 2-17, the cylindrical nozzle with check valve, 2-18, the fan nozzle with check valve.
Embodiment
Below in conjunction with drawings and examples, the invention will be described further.
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 shield cutter mud cake cutting device, as shown in figures 1-4, including high-pressure injection device 2, the high-pressure injection
Device 2 include installed in cutterhead 5 self-rotary shower nozzle 2-1 and cylinder 2-14, the self-rotary shower nozzle 2-1 by spindle assemblies with
Cylinder 2-14 front end connection, the spindle assemblies include main shaft 2-3, the main shaft 2-3 in cylinder 2-14 leading portion,
Water stream channel I is provided with the side wall of the cylinder 2-14, the cylinder 2-14 front ends are provided with water stream channel II, the main shaft
2-3 front end is the hollow structure for being provided with water stream channel III, the water stream channel I, water stream channel II and water stream channel III according to
Secondary connection, the water inlet of the self-rotary shower nozzle 2-1 is connected with water stream channel III.
Provided with water inlet connecting tube 2-12, caliber 25mm inside cylinder 2-14, for providing high pressure for this high-pressure injection device 2
Water；Flange connecting plate 2-13 positioned at cylinder 2-14 rear ends is used for fixing this high-pressure injection device 2；Cylinder 2-14 is located at high pressure spray
The rear end of injection device 2, is pipe wall hollow tubular element, and cylinder 2-14 mainly plays two aspects：One is adpting flange connecting plate
2-13 and front end main shaft mounting seat 2-4, workbench is provided for self-rotary shower nozzle 2-1；Two be to provide intake tunnel for water under high pressure.
Self-rotary shower nozzle 2-1 is located at high-pressure injection device 2 foremost, and self-rotary shower nozzle 2-1 is sprayed using nozzle sets 2-2
And the current gone out run into the reaction force realization rotation that air drag is brought, to realize to 360 ° of mud cake without dead angle cleaning, energy
Mud cake cleaning effect is enough effectively ensured.
Embodiment 1：As shown in fig. 6, the inside of the self-rotary shower nozzle 2-1 is provided with nozzle sets 2-2, the nozzle sets 2-
2 include at least three nozzle, orthographic projection of the nozzle on self-selecting type shower nozzle 2-1 centered on main shaft 2-3 axis line from
Be centrosymmetric distribution in rotating shower nozzle 2-1.
Preferably, the nozzle sets include installing in two cylindrical nozzles and a fan nozzle, the cylindrical nozzle
There is mozzle, the outlet of the cylindrical nozzle and fan nozzle is mounted on check valve, prevent from damaging and blocking during jacking soil.
There is angle between the direction of the installation direction of the mozzle 2-16 and main shaft 2-3 delivery port, can be in water
Self-rotating jetting head 2-1 rotation is driven under the impact of stream, mud cake cutting and elimination work is carried out, the installation direction of the fan nozzle with
There is angle between main shaft 2-3 radial direction and keep rear end cleaning, conveniently remove high-pressure injection device 2.
Embodiment 2：Impeller 2-7, the impeller 2-7 are installed in water stream channel II on the main shaft 2-3.Impeller exists
Effect in flow path change is similar to reflecting plate, after high pressure water jets are mapped on impeller, you can change flow path.
Embodiment 3：Front end connection self-rotary the shower nozzle 2-1, the main shaft 2-3 of the main shaft 2-3 rear end are arranged on master
On axle mounting seat 2-4, gland 2-5, the main shaft mounting seat 2-4 rear peace are installed in front of the main shaft mounting seat 2-4
It is sleeved on equipped with capping 2-5, the gland 2-5 on main shaft 2-3, the gland 2-5 is provided with rotation pressure close to main shaft 2-3 sides
Power seals 2-6.
Gland 2-5 is located in front of main shaft mounting seat 2-4, for main shaft mounting seat 2-4 inner structural members to be worked with outside
Space is isolated；Gland 2-5 close to main shaft 2-3 side have rotational pressure to seal 2-6, can play in 6bar operating pressures
Under the conditions of prevent mud enter bearing effect, capping 2-10 be located at main shaft mounting seat 2-4 rears, for close knife cylinder 2-14 before
Hold current cavity.
Embodiment 4：At least three groups rotational pressure sealing 2-6, the front end of the main shaft 2-3 are installed on the main shaft 2-3
Deep groove ball bearing 2-8 and angular contact ball bearing 2-9 are separately installed with rear end.Deep groove ball bearing 2-8 and angular contact ball bearing 2-9
It is located at main shaft 2-3 front and back end respectively, plays the work of coefficient of friction in supports main shaft 2-3 rotations, reduction main shaft 2-3 motion processes
With.
Embodiment 5：The front end of the capping 2-10 and gland 2-5 rear end are separately installed with one group of axle card 2-11.Axle card
2-11 has two groups, respectively positioned at main shaft 2-3 front and back ends, primarily serves limitation main shaft 2-3 and is axially moved, prevents main shaft 2-3 pines
De- effect.
Embodiment 6：The shield cutter mud cake cutting device includes high pressure pump group 1, and the high pressure pump group 1 passes through feed pipe
Connected with water source, the connection that the high pressure pump group 1 passes through connecting tube 3 and high-pressure injection device 2.Current are entered by water inlet pipe 4
Enter high-pressure injection device 2 through connecting tube 3 after high pressure pump group 1, boost in pressure and carry out mud cake cutting.
High pressure pump group 1 carries out boost in pressure to the water of water inlet pipe, can reach 200bar, the pump group maximum flow of water amount is
100lpm, can effectively meet engineering demand, with excessive low water level protection, overload protection and remote control function, can be with effective guarantee
Security during mud cake cleaning.
Embodiment 7：Preferably, being provided with damper in nozzle, main shaft 2-3 drivings are prevented.
Apparatus of the present invention are mainly used in after shield cutter mud cake formed, and shield machine can not continue driving, need to shut down progress normal
When depressing mud cake cleaning.High-pressure injection device 2 in apparatus of the present invention is installed on replaceable center cutter under shield cutter normal pressure
Position, reaction force when self-rotary shower nozzle 2-1 is gone out using current thereon provides rotary power, using being laid on shower nozzle
Two high pressure cylindrical nozzles, carry out 360 ° to mud cake and are cleared up without dead angle, and the dregs cleared up falls into excavation storehouse with mud tube
Discharge on road.Flow path is as shown in Figure 5 in high-pressure injection device 2.
After cutterhead mud lining, the peace of shield cutter mud cake high pressure waterjet Removal Technology device is carried out according to following construction procedure
Dress and mud cake cutting and elimination：
1）Shield stops driving, keeps excavation face mud hydraulic pressure to stablize relatively；
2）Replaceable center cutter under normal pressure is extracted in selection one out, changes high-pressure injection device 2；
3）High pressure pump group 1 is transported in place, and high pressure pump group 1 is respectively communicated with water source and high-pressure injection device 2；
4）The power supply of high pressure pump group 1 is connected, discharge pressure and flow is selected, high pressure pump group 1 is started and carries out mud cake cleaning；
5）After first center cutter is cleaned out, high-pressure injection device 2 is extracted under normal pressure out, then change second center cutter position peace
The cleaning of row mud cake is put into, is circulated successively, until center mud cake is cleaned out, recovers shield driving.
It is described above, only it is presently preferred embodiments of the present invention, any formal limitation is not done to the present invention, it is all at this
Any modifications, equivalent substitutions and improvements etc. are done within the spirit and principle of invention, protection scope of the present invention is should be included in
Within.
Claims (10)
1. a kind of shield cutter mud cake cutting device, including high-pressure injection device（2）, it is characterised in that：The high-pressure injection dress
Put（2）Including installed in cutterhead（5）Self-rotary shower nozzle（2-1）And cylinder（2-14）, the self-rotary shower nozzle（2-1）Pass through master
Shaft assembly and cylinder（2-14）Front end connection, the spindle assemblies include main shaft（2-3）, the cylinder（2-14）Side wall on
It is provided with water stream channel I, the cylinder（2-14）Front end is provided with water stream channel II, the main shaft（2-3）Front end for set
There is the hollow structure of water stream channel III, the water stream channel I, water stream channel II and water stream channel III are sequentially communicated, the spin
Formula shower nozzle（2-1）Water inlet connected with water stream channel III.
2. a kind of shield cutter mud cake cutting device as claimed in claim 1, it is characterised in that：The self-rotary shower nozzle（2-
1）Inside nozzle sets are installed（2-2）, the nozzle sets（2-2）Including at least three nozzle, the nozzle is in self-selecting type shower nozzle
（2-1）On orthographic projection with main shaft（2-3）Axis centered on line in self-rotary shower nozzle（2-1）Inside be centrosymmetric distribution.
3. a kind of shield cutter mud cake cutting device as claimed in claim 2, it is characterised in that：The nozzle sets include two
Mozzle is installed in cylindrical nozzle and a fan nozzle, the cylindrical nozzle（2-16）, the cylindrical nozzle and sector are sprayed
The outlet of mouth is mounted on check valve.
4. a kind of shield cutter mud cake cutting device as claimed in claim 3, it is characterised in that：The mozzle（2-16）'s
Installation direction and main shaft（2-3）Delivery port direction between there is angle, the installation direction and main shaft of the fan nozzle（2-
3）Radial direction between there is angle.
5. a kind of shield cutter mud cake cutting device as claimed in claim 1, it is characterised in that：The main shaft（2-3）Upper peace
Equipped with impeller（2-7）, the impeller（2-7）In water stream channel II.
6. a kind of shield cutter mud cake cutting device as described in claim 1 to 5 is any, it is characterised in that：The main shaft group
Part is arranged on cylinder（2-14）Leading portion in, the main shaft（2-3）Front end connection self-rotary shower nozzle（2-1）, the main shaft（2-
3）Rear end be arranged on main shaft mounting seat（2-4）On, the main shaft mounting seat（2-4）Front be provided with and be sleeved on main shaft（2-
3）On gland（2-5）, the main shaft mounting seat（2-4）Rear capping is installed（2-5）.
7. a kind of shield cutter mud cake cutting device as claimed in claim 6, it is characterised in that：The capping（2-10）Before
End and gland（2-5）Rear end be separately installed with one group of axle card（2-11）.
8. a kind of shield cutter mud cake cutting device as claimed in claim 7, it is characterised in that：The cylinder（2-14）After
End is provided with flange connecting plate（2-13）.
9. a kind of shield cutter mud cake cutting device as described in claim 1 to 5 is any, it is characterised in that：The shield knife
Disk mud cake cutting device includes high pressure pump group（1）, the high pressure pump group（1）Connected by feed pipe with water source, the high-pressure pump
Group（1）Pass through connecting tube（3）With high-pressure injection device（2）Connection.
10. use a kind of a kind of shield cutter mud cake of shield cutter mud cake cutting device as described in claim 1 to 9 is any
Cutting method, its key step includes：
1）Shield stops driving, keeps excavation face mud hydraulic pressure to stablize relatively；
2）Replaceable center cutter under normal pressure is extracted in selection one out, changes high-pressure injection device（2）；
3）By high pressure pump group（1）Transport in place, and by high pressure pump group（1）It is respectively communicated with water source and high-pressure injection device（2）；
4）Connect high pressure pump group（1）Power supply, select discharge pressure and flow, start high pressure pump group（1）Carry out mud cake cleaning；
5）After first center cutter is cleaned out, high-pressure injection device is extracted under normal pressure out（2）, then change second center cutter position
Install and carry out mud cake cleaning, circulate successively, until center mud cake is cleaned out, recover shield driving.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710528231.3A CN107100637B (en) | 2017-07-01 | 2017-07-01 | A kind of shield cutter mud cake cutting device and its cutting method |
| DE112018003396.1T DE112018003396T5 (en) | 2017-07-01 | 2018-04-08 | SLUDGE CUTTER FOR SHIELD CUTTER HEAD AND CUTTING METHOD THEREFOR |
| PCT/CN2018/082170 WO2019007127A1 (en) | 2017-07-01 | 2018-04-08 | Shield cutter head mud cake cutting device and cutting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710528231.3A CN107100637B (en) | 2017-07-01 | 2017-07-01 | A kind of shield cutter mud cake cutting device and its cutting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107100637A true CN107100637A (en) | 2017-08-29 |
| CN107100637B CN107100637B (en) | 2019-03-29 |
Family
ID=59664673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710528231.3A Active CN107100637B (en) | 2017-07-01 | 2017-07-01 | A kind of shield cutter mud cake cutting device and its cutting method |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN107100637B (en) |
| DE (1) | DE112018003396T5 (en) |
| WO (1) | WO2019007127A1 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559015A (en) * | 2017-09-15 | 2018-01-09 | 中铁十局集团城市轨道工程有限公司 | The incrusted processing method of shield in the case of one kind does not open a position |
| CN108868800A (en) * | 2018-08-25 | 2018-11-23 | 许慧 | One kind preventing incrusted shield machine at excavation |
| CN109026045A (en) * | 2018-10-15 | 2018-12-18 | 中国铁建重工集团有限公司 | A kind of slurry balance shield machine cutterhead and slurry balance shield machine |
| CN109139025A (en) * | 2018-10-29 | 2019-01-04 | 中铁工程装备集团有限公司 | A kind of cutter head of shield machine mud cake restructuring bankrupt |
| WO2019007127A1 (en) * | 2017-07-01 | 2019-01-10 | 中铁十四局集团有限公司 | Shield cutter head mud cake cutting device and cutting method |
| CN109339806A (en) * | 2018-10-18 | 2019-02-15 | 上海隧道工程有限公司 | For handling the incrusted oxidizing digestion method of shield cutter |
| CN109611104A (en) * | 2018-12-05 | 2019-04-12 | 黄河科技学院 | Shield tunneling sediment improvement agent injection device |
| CN111636887A (en) * | 2020-04-21 | 2020-09-08 | 中南大学 | Shield tunneling machine mud cake cleaning device and method based on rotary water jet cutter |
| CN111828028A (en) * | 2020-06-28 | 2020-10-27 | 盾构及掘进技术国家重点实验室 | Shield tunneling machine cutter head with mud cake detection and removal device and using method |
| CN113266380A (en) * | 2021-05-24 | 2021-08-17 | 天津博为中天钻具有限公司 | Novel speed-up shield cutter head mechanism |
| 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 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374593A (en) * | 2019-08-29 | 2019-10-25 | 三一重型装备有限公司 | Development machine internal spraying water supply system and development machine |
| CN113217099B (en) * | 2021-06-08 | 2024-04-05 | 国能神东煤炭集团有限责任公司 | Hydraulic directional top plate cutting device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4037420B2 (en) * | 2004-09-01 | 2008-01-23 | 大豊建設株式会社 | Excavator |
| JP2008050810A (en) * | 2006-08-23 | 2008-03-06 | Kumagai Gumi Co Ltd | Excavator for penetrating steel pipe |
| JP2009263928A (en) * | 2008-04-23 | 2009-11-12 | Kajima Corp | Cutoff equipment and cutting process for underground obstacle |
| JP4424528B2 (en) * | 2001-05-09 | 2010-03-03 | 鹿島建設株式会社 | Shield digging method |
| CN204002927U (en) * | 2014-07-30 | 2014-12-10 | 中铁三局集团有限公司 | The incrusted processing structure of a kind of shield structure |
| CN104533439A (en) * | 2014-12-29 | 2015-04-22 | 上海市基础工程集团有限公司 | Mud cake clustering prevention system of shield machine for construction in clay soil |
| CN205654345U (en) * | 2016-04-19 | 2016-10-19 | 中铁工程装备集团有限公司 | Balanced shield of muddy water constructs machine knife dish and prevents mud cake flushing device |
| CN106121668A (en) * | 2016-06-28 | 2016-11-16 | 上海市基础工程集团有限公司 | Development machine cutter head center revolution priming apparatus |
| CN106285699A (en) * | 2016-09-19 | 2017-01-04 | 南昌大学 | System is prevented and treated based on the earth pressure balanced shield, EPBS mud cake synchronizing jet |
| CN106555594A (en) * | 2016-12-05 | 2017-04-05 | 中铁工程装备集团有限公司 | A kind of normal pressure tool changing cutterhead |
| CN206928949U (en) * | 2017-05-25 | 2018-01-26 | 中铁十四局集团有限公司 | A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08121079A (en) * | 1994-10-25 | 1996-05-14 | Taisei Corp | Mud removal device of downward muddy water shield excavating machine |
| JPH09328992A (en) * | 1996-06-10 | 1997-12-22 | Sato Kogyo Co Ltd | Excavator provided with multi-function injecting device and fitting structure of injection nozzle |
| CN202500570U (en) * | 2012-01-17 | 2012-10-24 | 中交隧道工程局有限公司 | Scouring apparatus for cutterhead central area of large-scale slush type shield machine |
| CN103362516B (en) * | 2013-08-02 | 2015-07-15 | 中铁工程装备集团有限公司 | Combined type shield tunneling machine |
| 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 |
-
2017
- 2017-07-01 CN CN201710528231.3A patent/CN107100637B/en active Active
-
2018
- 2018-04-08 WO PCT/CN2018/082170 patent/WO2019007127A1/en active Application Filing
- 2018-04-08 DE DE112018003396.1T patent/DE112018003396T5/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4424528B2 (en) * | 2001-05-09 | 2010-03-03 | 鹿島建設株式会社 | Shield digging method |
| JP4037420B2 (en) * | 2004-09-01 | 2008-01-23 | 大豊建設株式会社 | Excavator |
| JP2008050810A (en) * | 2006-08-23 | 2008-03-06 | Kumagai Gumi Co Ltd | Excavator for penetrating steel pipe |
| JP2009263928A (en) * | 2008-04-23 | 2009-11-12 | Kajima Corp | Cutoff equipment and cutting process for underground obstacle |
| JP4934093B2 (en) * | 2008-04-23 | 2012-05-16 | 鹿島建設株式会社 | Underground obstacle cutting apparatus and method |
| CN204002927U (en) * | 2014-07-30 | 2014-12-10 | 中铁三局集团有限公司 | The incrusted processing structure of a kind of shield structure |
| CN104533439A (en) * | 2014-12-29 | 2015-04-22 | 上海市基础工程集团有限公司 | Mud cake clustering prevention system of shield machine for construction in clay soil |
| CN205654345U (en) * | 2016-04-19 | 2016-10-19 | 中铁工程装备集团有限公司 | Balanced shield of muddy water constructs machine knife dish and prevents mud cake flushing device |
| CN106121668A (en) * | 2016-06-28 | 2016-11-16 | 上海市基础工程集团有限公司 | Development machine cutter head center revolution priming apparatus |
| CN106285699A (en) * | 2016-09-19 | 2017-01-04 | 南昌大学 | System is prevented and treated based on the earth pressure balanced shield, EPBS mud cake synchronizing jet |
| CN106555594A (en) * | 2016-12-05 | 2017-04-05 | 中铁工程装备集团有限公司 | A kind of normal pressure tool changing cutterhead |
| CN206928949U (en) * | 2017-05-25 | 2018-01-26 | 中铁十四局集团有限公司 | A kind of anti-mud lining normal pressure of slurry shield, which is changed, washes away bite |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019007127A1 (en) * | 2017-07-01 | 2019-01-10 | 中铁十四局集团有限公司 | Shield cutter head mud cake cutting device and cutting method |
| CN107559015A (en) * | 2017-09-15 | 2018-01-09 | 中铁十局集团城市轨道工程有限公司 | The incrusted processing method of shield in the case of one kind does not open a position |
| CN108868800A (en) * | 2018-08-25 | 2018-11-23 | 许慧 | One kind preventing incrusted shield machine at excavation |
| CN109026045B (en) * | 2018-10-15 | 2024-02-13 | 中国铁建重工集团股份有限公司 | Cutter head for slurry balance shield machine and slurry balance shield machine |
| CN109026045A (en) * | 2018-10-15 | 2018-12-18 | 中国铁建重工集团有限公司 | A kind of slurry balance shield machine cutterhead and slurry balance shield machine |
| CN109339806A (en) * | 2018-10-18 | 2019-02-15 | 上海隧道工程有限公司 | For handling the incrusted oxidizing digestion method of shield cutter |
| CN109339806B (en) * | 2018-10-18 | 2020-08-11 | 上海隧道工程有限公司 | Oxidation digestion method for treating mud cake formed on shield cutter head |
| CN109139025A (en) * | 2018-10-29 | 2019-01-04 | 中铁工程装备集团有限公司 | A kind of cutter head of shield machine mud cake restructuring bankrupt |
| CN109611104A (en) * | 2018-12-05 | 2019-04-12 | 黄河科技学院 | Shield tunneling sediment improvement agent injection device |
| CN111636887A (en) * | 2020-04-21 | 2020-09-08 | 中南大学 | Shield tunneling machine mud cake cleaning device and method based on rotary water jet cutter |
| CN111828028A (en) * | 2020-06-28 | 2020-10-27 | 盾构及掘进技术国家重点实验室 | Shield tunneling machine cutter head with mud cake detection and removal device and using method |
| CN111828028B (en) * | 2020-06-28 | 2022-04-12 | 盾构及掘进技术国家重点实验室 | Shield tunneling machine cutter head with mud cake detection and removal device and using method |
| CN113266380A (en) * | 2021-05-24 | 2021-08-17 | 天津博为中天钻具有限公司 | Novel speed-up shield cutter head mechanism |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112018003396T5 (en) | 2020-04-23 |
| CN107100637B (en) | 2019-03-29 |
| WO2019007127A1 (en) | 2019-01-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107100637A (en) | A kind of shield cutter mud cake cutting device and its cutting method | |
| CN103362516B (en) | Combined type shield tunneling machine | |
| CN104895484A (en) | Coal mine downhole crawler type drilling and punching integrated equipment | |
| CN107387104B (en) | Jet shield tunneling machine and tunneling method | |
| CN110593888B (en) | Heading machine with high-pressure water jet-mechanical coupling integrated disc-shaped hob | |
| CN204851052U (en) | Integration equipment that punches a hole is crept into in colliery crawler -type in pit | |
| CN113153156B (en) | Hydraulic combined mechanical hole repairing device and method | |
| CN102392652B (en) | Method for removing mud cake in soil bin or muddy water chamber of shield machine and shield machine | |
| CN110953013A (en) | Controllable jet flow punching pressure relief and permeability increase device and method for soft coal seam | |
| CN104959183A (en) | Muddy water circulation and stone crushing method for shield tunneling machine | |
| CN110529134A (en) | High-pressure hydraulic auxiliary driving cutterhead for balancing earth-pressure shielding machine | |
| CN206338031U (en) | A kind of underground self-advancing type high-pressure abrasive material gas jet drilling prosthetic device | |
| CN103967435B (en) | A kind of coal bed gas well shaft bottom fettling installation | |
| CN107091099A (en) | A kind of jet for noncircular cross section set of tunneling construction aids in shield machine | |
| CN203603900U (en) | High-pressure water drilling and cutting integrated machine | |
| CN110735640B (en) | Shaft heading machine and cutter head thereof | |
| CN111636887A (en) | Shield tunneling machine mud cake cleaning device and method based on rotary water jet cutter | |
| CN208346799U (en) | A kind of slope drainage pipe dredging device | |
| CN214184424U (en) | Dredging device for clearing blocking body of tunnel drain pipe | |
| CN115788280A (en) | Independent multi-channel full-hole reverse circulation cluster type down-the-hole | |
| CN113356865B (en) | Driving device for pipe jacking construction | |
| CN210622807U (en) | High-pressure hydraulic auxiliary tunneling cutter head for earth pressure balance shield machine | |
| CN209761345U (en) | Self-advancing type porous jet drill bit with supporting plate | |
| CN107725968B (en) | Rotary obstacle removing drill bit | |
| CN106437521B (en) | A kind of underground self-advancing type high-pressure abrasive material gas jet drilling prosthetic device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |