CN108561146A - A kind of shield machine of variable-diameter - Google Patents
A kind of shield machine of variable-diameter Download PDFInfo
- Publication number
- CN108561146A CN108561146A CN201810731295.8A CN201810731295A CN108561146A CN 108561146 A CN108561146 A CN 108561146A CN 201810731295 A CN201810731295 A CN 201810731295A CN 108561146 A CN108561146 A CN 108561146A
- Authority
- CN
- China
- Prior art keywords
- shield body
- shield
- cutterhead
- expansible
- diameter
- 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.)
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Links
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 235000009566 rice Nutrition 0.000 claims abstract description 8
- 240000007594 Oryza sativa Species 0.000 claims abstract 2
- 238000011010 flushing procedure Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 3
- 241000209094 Oryza Species 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D9/0621—Shield advancing devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D9/0874—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 with rotary drilling heads having variable diameter
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of shield machines of variable-diameter, including expansible cutterhead, connector, shield body, it is characterised in that：It further include firming device, the firming device is set between the expansible cutterhead and the connector, the connector is connect with shield body, the shield body includes section of jurisdiction mounting device, cutter head control device and shield body mobile device, the shield body mobile device includes shield body lifting device and traveling auxiliary wheel, the expansible cutterhead includes an operator disk and several rectangle overturning cutter hubs for being articulated with operator plate edge, the firming device includes " rice " font bearing support and eight arc panels being set on the outside of the bearing support, the bearing support includes the link of the hydraulic stem that center radially extends and fixer compression bar, it is fixedly connected with central point with hydraulic stem on the inside of the arc panel.Structure of the invention is ingenious, and cutter head of shield machine and shield body can change simultaneously diameter, meets the shield requirement in different-diameter tunnel in a certain range.
Description
Technical field
The present invention relates to shield machine apparatus field more particularly to a kind of shield machines of variable-diameter.
Background technology
Shield machine has high degree of automation, saves that manpower, speed of application be fast, cavitation, weatherproof, an excavation
When controllable surface subsidence, the features such as reducing the influence to above ground structure and not influencing traffic above-ground when excavating under water, mesh
Before be widely used in the excavation of subterranean tunnel, and existing shield machine is since cutter diameter is fixed, it is most of only support it is same
The excavation in specification tunnel, but in Practical Project, need the tunnel diameter excavated not of uniform size, many companies are using a kind of
With regard to needing the shield machine for changing another specification to carry out next engineering after shield machine is primary, prodigious cost is caused to waste.Existing skill
In art, China Patent No. is that " ZL201420848279.4 " discloses " a kind of diameter variable shield machine ", and the applying date is
On December 29th, 2014, publication date are on June 24th, 2015, which includes cutterhead, anterior shield and middle shield, feature successively
It is to be welded with round steel ring on the cutterhead extrados, is respectively welded on the anterior shield extrados and the middle shield extrados
Round steel cylinder.It is an advantage of the invention that only need to the outer housing of cutterhead, anterior shield, middle shield be cut off or be welded, without remaking
Cutterhead, middle shield, anterior shield, only need new production shield body, and dynamical system in shield machine and its other internal positions are not required to carry out
Transformation can meet the driving requirement of two kinds of section of jurisdiction, and shield machine retrofit work amount is small, and expense is low, and the period is short, after transformation
Dependable performance.
But existing shield machine is in use, appoint so there are the following problems：One, the shield of existing variable-diameter
Machine is to connect the cutterhead of variable-diameter with the shield body of various specifications fixed diameter mostly, realizes the shield to different size tunnel
Structure；Two, when in use, the soil body after cutterhead shield will appear the loose possibility in top to existing shield machine, while in tunnel wall
Many hack slags are had, adverse effect is likely to result in the laying of postorder tube wall；Three, existing cutter head of shield machine mostly can not
Change diameter, and the cutterhead of changeable diameter is easy to be caught in rubble between operator disk and extension or forms product soil；Four,
Existing shield machine cannot achieve the shield task that same shield body completes different size tunnel；Five, existing shield machine shield body with
The frictional force of tunnel face is too big so that shield body is advanced slowly, and abrasion is also easily caused.
Invention content
Present invention seek to address that the above-mentioned problems in the prior art, provides a kind of shield machine of variable-diameter, this hair
It is bright simple in structure, cutter head of shield machine and the diameter of shield body can be changed simultaneously, is allowed to meet the construction requirement in different-diameter tunnel.
In order to achieve the above-mentioned object of the invention, technical scheme is as follows：
A kind of shield machine of variable-diameter, including expansible cutterhead, connector, shield body, it is characterised in that：It further include firming dress
It sets, the firming device is set between the expansible cutterhead and the connector, and the connector is connect with shield body, described
Shield body includes section of jurisdiction mounting device, cutter head control device and shield body mobile device, and the shield body mobile device includes shield body lifting
Device and traveling auxiliary wheel, the expansible cutterhead include an operator disk and several rectangle overturning knives for being articulated with operator plate edge
Body, the firming device include " rice " font bearing support and eight arc panels being set on the outside of the bearing support, the bearing
Frame includes the link of the hydraulic stem that center radially extends and fixer compression bar, the arc panel inside and central point and hydraulic pressure
Bar is fixedly connected.
The round board diameter that each arc panel is combined into is equal with shield body diameter, each arc panel can by hydraulic stem to
External expansion.
Cutter flushing system, tool wear alarm system and support base, the overturning are provided on the expansible cutterhead
Cutter hub is connected to the support base by hydraulic stem.
The shield body lifting device is one group of jack being connect with shield body main shaft, and it is flat that the jack is fixed on a bottom
On platform, the shield body lifting device is for keeping the shield body central shaft and the expansible cutter head center point to be maintained at a level
On straight line.
The traveling auxiliary wheel is arranged under the bottom platform, and the traveling auxiliary wheel is used to support the shield body and moves
It is dynamic.
Beneficial effects of the present invention are mainly manifested in following aspect：
（1）The present invention, a kind of shield machine of variable-diameter, including expansible cutterhead, connector, shield body, further include firming device,
The firming device is set between the expansible cutterhead and the connector, and the connector is connect with shield body, the shield
Body includes section of jurisdiction mounting device, cutter head control device and shield body mobile device, and the shield body mobile device includes shield body lifting device
With traveling auxiliary wheel, the expansible cutterhead includes an operator disk and several rectangle overturning knives for being articulated with operator plate edge
Body, in use, expansible cutterhead can change shield diameter, and shield body can lift to shield body under the action of shield body is lifted device,
Expand shield machine diameter indirectly.
（2）The present invention, the firming device include that " rice " font bearing support and eight are set on the outside of the bearing support
Arc panel, the bearing support include the link of the hydraulic stem that center radially extends and fixer compression bar, in the arc panel
Side is fixedly connected with central point with hydraulic stem, and the round board diameter that each arc panel is combined into is equal with shield body diameter, described each
Arc panel can be extended to the outside by hydraulic stem, in use, connecting a firming device behind expansible cutterhead, can avoid tunnel
Road wall is loose, to influence the laying of postorder tube wall.
（3）The present invention is provided with cutter flushing system, tool wear alarm system and support on the expansible cutterhead
Seat, the overturning cutter hub are connected to the support base by hydraulic stem, are provided with cutter on when use expansible cutterhead and wash away and are
System and tool wear alarm system can play the role of keeping cutterhead face without product soil and timely prompting changing cutter.
（4）The present invention, the shield body lifting device is one group of jack being connect with shield body main shaft, and the jack is fixed on
In one bottom platform, the shield body lifting device is for keeping the shield body central shaft to be kept with the expansible cutter head center point
On a horizontal linear, in use, the shield work that device makes shield body adapt to various major diameter tunnels can be lifted by controlling shield body
Make.
（5）The present invention, the traveling auxiliary wheel are arranged under the bottom platform, and the traveling auxiliary wheel is used to support institute
Shield body movement is stated, in use, traveling auxiliary wheel can reduce the frictional force between shield body and tunnel wall, shield body is enable quickly to push away
Into raising shield efficiency.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Wherein, 1, expansible cutterhead, 101, operator disk, 102, rectangle overturn cutter hub, 103, cutter flushing system, 104, cutter mill
Damage alarm system, 105, support base, 2, connector, 3, shield body, 301, section of jurisdiction mounting device, 302, cutter head control device, 303,
Shield body mobile device, 3031, shield body be lifted device, 3032, traveling auxiliary wheel, 3101, jack, 3102, bottom platform, 4, firming
Device, 401, bearing support, 402, arc panel, 4011, hydraulic stem, 4012, link.
Specific implementation mode
The present invention is described in further detail with reference to embodiment, embodiments of the present invention are not limited thereto.
Embodiment 1
Referring to Fig. 1, a kind of shield machine of variable-diameter, including expansible cutterhead 1, connector 2, shield body 3, further include firming device
4, the firming device 4 is set between the expansible cutterhead 1 and the connector 2, and the connector 2 is connect with shield body 3,
The shield body 3 includes section of jurisdiction mounting device 301, cutter head control device 302 and shield body mobile device 303, the shield body movement dress
It includes shield body lifting device 3031 and traveling auxiliary wheel 3032 to set 303, if the expansible cutterhead 1 include an operator disk 101 and
The dry rectangle overturning cutter hub 102 for being articulated with 101 edge of operator disk, the firming device 4 includes " rice " font bearing support 401 and eight
A arc panel 402 for being set to 401 outside of the bearing support, the bearing support 401 include the hydraulic stem that center radially extends
4011 and fixer compression bar 4011 link 4012, the inside of the arc panel 402, which is fixed with central point with hydraulic stem 4011, to be connected
It connects.
The present embodiment is most basic embodiment, and the operator disk forms expansible in such a way that connection overturns cutter hub
Cutterhead so that it can be suitably used for the shield work in different-diameter tunnel, and the shield body lifting device being arranged in shield body can also make shield
Body adapts to the shield work in different-diameter tunnel, and the combination of the two can complete different works in the case where being changed without equipment
Journey.
Embodiment 2
Referring to Fig. 1, a kind of shield machine of variable-diameter, including expansible cutterhead 1, connector 2, shield body 3, further include firming device
4, the firming device 4 is set between the expansible cutterhead 1 and the connector 2, and the connector 2 is connect with shield body 3,
The shield body 3 includes section of jurisdiction mounting device 301, cutter head control device 302 and shield body mobile device 303, the shield body movement dress
It includes shield body lifting device 3031 and traveling auxiliary wheel 3032 to set 303, if the expansible cutterhead 1 include an operator disk 101 and
The dry rectangle overturning cutter hub 102 for being articulated with 101 edge of operator disk, the firming device 4 includes " rice " font bearing support 401 and eight
A arc panel 402 for being set to 401 outside of the bearing support, the bearing support 401 include the hydraulic stem that center radially extends
4011 and fixer compression bar 4011 link 4012, the inside of the arc panel 402, which is fixed with central point with hydraulic stem 4011, to be connected
It connects.
The round board diameter that each arc panel 402 is combined into is equal with 3 diameter of shield body, and each arc panel 402 can pass through
Hydraulic stem 4011 extends to the outside.
The present embodiment is that a better embodiment can expansible to the firming device being arranged between disk and connector
By the soil compaction of cutterhead area-covered, avoids the soil body from being loosely laid with tube wall to postorder and impact.
Embodiment 3
Referring to Fig. 1, a kind of shield machine of variable-diameter, including expansible cutterhead 1, connector 2, shield body 3, further include firming device
4, the firming device 4 is set between the expansible cutterhead 1 and the connector 2, and the connector 2 is connect with shield body 3,
The shield body 3 includes section of jurisdiction mounting device 301, cutter head control device 302 and shield body mobile device 303, the shield body movement dress
It includes shield body lifting device 3031 and traveling auxiliary wheel 3032 to set 303, if the expansible cutterhead 1 include an operator disk 101 and
The dry rectangle overturning cutter hub 102 for being articulated with 101 edge of operator disk, the firming device 4 includes " rice " font bearing support 401 and eight
A arc panel 402 for being set to 401 outside of the bearing support, the bearing support 401 include the hydraulic stem that center radially extends
4011 and fixer compression bar 4011 link 4012, the inside of the arc panel 402, which is fixed with central point with hydraulic stem 4011, to be connected
It connects.
The round board diameter that each arc panel 402 is combined into is equal with 3 diameter of shield body, and each arc panel 402 can pass through
Hydraulic stem 4011 extends to the outside.
Cutter flushing system 103, tool wear alarm system 104 and support base are provided on the expansible cutterhead 1
105, the overturning cutter hub is connected to the support base 105 by hydraulic stem 4011.
The present embodiment is another better embodiment, the cutter flushing system being arranged on expansible cutterhead by water injection pipe and
Several high pressure spray head compositions, high pressure spray head can wash out the product soil on cutterhead, and tool wear alarm system is by ultrasound
Thickness of convolution degree measurement sensor forms, and can be monitored in real time to cutter, while police can be also sent out when rubble is caught in cutter groove
Report, being capable of tool life.
Embodiment 4
Referring to Fig. 1, a kind of shield machine of variable-diameter, including expansible cutterhead 1, connector 2, shield body 3, further include firming device
4, the firming device 4 is set between the expansible cutterhead 1 and the connector 2, and the connector 2 is connect with shield body 3,
The shield body 3 includes section of jurisdiction mounting device 301, cutter head control device 302 and shield body mobile device 303, the shield body movement dress
It includes shield body lifting device 3031 and traveling auxiliary wheel 3032 to set 303, if the expansible cutterhead 1 include an operator disk 101 and
The dry rectangle overturning cutter hub 102 for being articulated with 101 edge of operator disk, the firming device 4 includes " rice " font bearing support 401 and eight
A arc panel 402 for being set to 401 outside of the bearing support, the bearing support 401 include the hydraulic stem that center radially extends
4011 and fixer compression bar 4011 link 4012, the inside of the arc panel 402, which is fixed with central point with hydraulic stem 4011, to be connected
It connects.
The round board diameter that each arc panel 402 is combined into is equal with 3 diameter of shield body, and each arc panel 402 can pass through
Hydraulic stem 4011 extends to the outside.
Cutter flushing system 103, tool wear alarm system 104 and support base are provided on the expansible cutterhead 1
105, the overturning cutter hub is connected to the support base 105 by hydraulic stem 4011.
The shield body lifting device 3031 is one group of jack 3101 being connect with 3 main shaft of shield body, and the jack 3101 is solid
Due in a bottom platform 3102, the shield body lifting device 3031 for keep 3 central shaft of the shield body with it is described expansible
1 central point of cutterhead is maintained on a horizontal linear.
The traveling auxiliary wheel 3032 is arranged under the bottom platform 3102, and the traveling auxiliary wheel 3032 is used to support
The shield body 3 moves.
The present embodiment is preferred forms, and when using the present invention at that time, expansible cutterhead realizes cutterhead by overturning cutter hub
The extension of diameter, and the tunneling shield to make shield body adapt to major diameter works, then control shield lifting device is only needed to make shield body
Central shaft is held in the same horizontal line with expansible cutter head center shop security, to extend the diameter of shield body indirectly, meanwhile, it advances auxiliary
It helps wheel that can reduce the frictional force between shield body and tunnel wall, improves shield machine propulsive efficiency.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is every according to
According to the technical spirit of the present invention to any simple modification, equivalent variations made by above example, the protection of the present invention is each fallen within
Within the scope of.
Claims (5)
1. a kind of shield machine of variable-diameter, including expansible cutterhead（1）, connector（2）, shield body（3）, it is characterised in that：Also
Including firming device（4）, the firming device（4）It is set to the expansible cutterhead（1）With the connector（2）Between, institute
State connector（2）With shield body（3）Connection, the shield body（3）Including section of jurisdiction mounting device（301）, cutter head control device（302）With
Shield body mobile device（303）, the shield body mobile device（303）It is lifted device including shield body（3031）With traveling auxiliary wheel
（3032）, the expansible cutterhead（1）Including an operator disk（101）It is articulated with operator disk with several（101）The rectangle at edge
Overturn cutter hub（102）, the firming device（4）Including " rice " font bearing support（401）It is set to the bearing support with eight
（401）The arc panel in outside（402）, the bearing support（401）The hydraulic stem radially extended including center（4011）And fixation
Hydraulic stem（4011）Link（4012）, the arc panel（402）Inside and central point and hydraulic stem（4011）It is fixedly connected.
2. a kind of shield machine of variable-diameter according to claim 1, it is characterised in that：Each arc panel（402）It spells
At round board diameter and shield body（3）Diameter is equal, each arc panel（402）Hydraulic stem can be passed through（4011）It extends to the outside.
3. a kind of shield machine of variable-diameter according to claim 1, it is characterised in that：The expansible cutterhead（1）On
It is provided with cutter flushing system（103）, tool wear alarm system（104）And support base（105）, the overturning cutter hub passes through liquid
Compression bar（4011）It is connected to the support base（105）.
4. a kind of shield machine of variable-diameter according to claim 1, it is characterised in that：The shield body is lifted device（3031）
For with shield body（3）One group of jack of main shaft connection（3101）, the jack（3101）It is fixed on a bottom platform
（3102）On, the shield body is lifted device（3031）For keeping the shield body（3）Central shaft and the expansible cutterhead（1）Center
Point is maintained on a horizontal linear.
5. a kind of shield machine of variable-diameter according to claim 4, it is characterised in that：The traveling auxiliary wheel（3032）
It is arranged in the bottom platform（3102）Under, the traveling auxiliary wheel（3032）It is used to support the shield body（3）It is mobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810731295.8A CN108561146A (en) | 2018-07-05 | 2018-07-05 | A kind of shield machine of variable-diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810731295.8A CN108561146A (en) | 2018-07-05 | 2018-07-05 | A kind of shield machine of variable-diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108561146A true CN108561146A (en) | 2018-09-21 |
Family
ID=63555621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810731295.8A Withdrawn CN108561146A (en) | 2018-07-05 | 2018-07-05 | A kind of shield machine of variable-diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108561146A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113755A (en) * | 2018-10-26 | 2019-01-01 | 中铁工程装备集团有限公司 | Novel single-tool disk can be changed shield body rock tunnel(ling) machine |
| CN111305861A (en) * | 2020-04-21 | 2020-06-19 | 唐镜宸 | Tunnel engineering is with shield structure machine that has self-interacting function |
| CN112922621A (en) * | 2021-03-09 | 2021-06-08 | 山东大学 | Diameter-variable shield tunneling machine cutter head and use method thereof |
| CN113338981A (en) * | 2021-07-14 | 2021-09-03 | 成都未来智隧科技有限公司 | Excavation cutter head of heading machine and heading machine |
| CN114183155A (en) * | 2022-01-10 | 2022-03-15 | 长春工业大学 | Reducing rotary digging device for small-caliber non-excavation equipment |
| CN114215538A (en) * | 2021-12-09 | 2022-03-22 | 中国矿业大学徐海学院 | Development machine based on visual positioning technology |
| CN114320332A (en) * | 2021-12-10 | 2022-04-12 | 深圳市东深工程有限公司 | Push bench with variable push bench diameter and using method thereof |
-
2018
- 2018-07-05 CN CN201810731295.8A patent/CN108561146A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113755A (en) * | 2018-10-26 | 2019-01-01 | 中铁工程装备集团有限公司 | Novel single-tool disk can be changed shield body rock tunnel(ling) machine |
| CN109113755B (en) * | 2018-10-26 | 2023-10-10 | 中铁工程装备集团有限公司 | Novel single-cutterhead variable shield tunnel boring machine |
| CN111305861A (en) * | 2020-04-21 | 2020-06-19 | 唐镜宸 | Tunnel engineering is with shield structure machine that has self-interacting function |
| CN112922621A (en) * | 2021-03-09 | 2021-06-08 | 山东大学 | Diameter-variable shield tunneling machine cutter head and use method thereof |
| CN113338981A (en) * | 2021-07-14 | 2021-09-03 | 成都未来智隧科技有限公司 | Excavation cutter head of heading machine and heading machine |
| CN113338981B (en) * | 2021-07-14 | 2024-04-05 | 成都未来智隧科技有限公司 | Development machine excavation cutterhead and development machine |
| CN114215538A (en) * | 2021-12-09 | 2022-03-22 | 中国矿业大学徐海学院 | Development machine based on visual positioning technology |
| CN114215538B (en) * | 2021-12-09 | 2024-04-12 | 中国矿业大学徐海学院 | Development machine based on visual positioning technology |
| CN114320332A (en) * | 2021-12-10 | 2022-04-12 | 深圳市东深工程有限公司 | Push bench with variable push bench diameter and using method thereof |
| CN114183155A (en) * | 2022-01-10 | 2022-03-15 | 长春工业大学 | Reducing rotary digging device for small-caliber non-excavation equipment |
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Application publication date: 20180921 |
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