CN109441477B - Improved slag tapping device of shield equipment - Google Patents
Improved slag tapping device of shield equipment Download PDFInfo
- Publication number
- CN109441477B CN109441477B CN201811594689.XA CN201811594689A CN109441477B CN 109441477 B CN109441477 B CN 109441477B CN 201811594689 A CN201811594689 A CN 201811594689A CN 109441477 B CN109441477 B CN 109441477B
- Authority
- CN
- China
- Prior art keywords
- slag
- screw
- shield
- conveying device
- screw conveyor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002893 slag Substances 0.000 title claims abstract description 97
- 238000010079 rubber tapping Methods 0.000 title claims description 18
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 238000007790 scraping Methods 0.000 claims abstract description 12
- 239000002689 soil Substances 0.000 claims abstract description 9
- 210000001503 joint Anatomy 0.000 claims abstract description 4
- 239000011435 rock Substances 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims 5
- 230000005641 tunneling Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/124—Helical conveying means therefor
-
- 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
An improved slag discharging device of shield equipment comprises a plurality of slag scraping plates which are arranged in a radial manner from a flange with a fixing rod of a cutter disc to an outer diameter end of the cutter disc, and slag sliding grooves which are outwards protruded are arranged on one side, facing the cutter disc, of a central fixing part of a rotary driving mechanism, wherein the slag sliding grooves are provided with through grooves which are mutually communicated from top to bottom, a feed inlet is arranged above the slag sliding grooves, a discharge outlet is arranged below the slag sliding grooves, the cutter disc is driven to rotate by a rotating part of the rotary driving mechanism, and then the slag scraping plates are driven to convey slag in a soil bin to the feed inlet of the slag sliding grooves; the device also comprises a screw conveying device transversely arranged below the slag chute discharge hole, the screw conveying device is provided with a closed shell, the front end of the screw conveying device is in butt joint with the slag chute discharge hole, the tail end of the screw conveying device is at least provided with a discharge hole capable of controlling the opening/closing of the gate, a screw blade and a pressure sensor are arranged in the closed shell, and a driving device for driving the screw blade to rotate is arranged outside the closed shell.
Description
Technical Field
The invention relates to shield tunneling equipment, in particular to an improved slag discharging device of shield equipment.
Background
As shown in fig. 1, the TBM shield apparatus is generally suitable for tunneling construction of hard rock materials, the slag tapping mode generally adopts a cutter center, the input end of the belt conveyor 1a is arranged in the middle of the cutter 2a, and the hard rock slag is conveyed to a slag tapping channel by the belt conveyor 1a and discharged outwards;
as shown in fig. 2, the conventional earth pressure balance shield is generally used in urban subway construction with softer soil, the slag discharging mode is generally implemented by adopting a screw conveyor 1b, the screw conveyor 1b is arranged at the bottom of a cutter head 2b and is obliquely arranged, and the screw conveyor 1b is used for conveying earth slag to a slag discharging channel for discharging outwards; however, due to diversification of construction environments, shield equipment needs to be used in shield equipment with various complex geological strips such as soft soil and hard rock for construction operation, so that a dual-mode shield equipment appears in the industry, and particularly see patent document CN102383805A, different slag discharging devices need to be matched when the dual-mode shield equipment is used for operation under different geological conditions, for example, a central belt slag discharging mode needs to be used under the geological conditions of hard rock, and a screw conveyor bottom slag discharging mode needs to be used under the geological conditions of soft soil.
In view of the above, the present inventors have made intensive studies to solve the above-mentioned drawbacks of the prior art.
Disclosure of Invention
The invention mainly aims to provide a novel slag discharging device of a shield machine, which can simultaneously take into account hard rock geology and water-rich layer geology slag transportation.
In order to achieve the aim, the invention discloses an improved slag discharging device of shield equipment, which comprises a plurality of slag scraping plates which are arranged in a radial manner from a flange with a fixing rod to an outer diameter end of a cutter disc, and slag sliding grooves which are outwards protruded are arranged on one side of a central fixing part of a rotary driving mechanism, which faces the cutter disc, wherein the slag sliding grooves are provided with mutually communicated through grooves from top to bottom, a feed inlet is arranged above the slag sliding grooves, a discharge outlet is arranged below the slag sliding grooves, the cutter disc is driven to rotate by a rotating part of the rotary driving mechanism, and then the slag scraping plates are driven to convey slag in a soil bin to the feed inlet of the slag sliding grooves; the device also comprises a screw conveying device transversely arranged below the slag chute discharge hole, the screw conveying device is provided with a closed shell, the front end of the screw conveying device is in butt joint with the slag chute discharge hole, the tail end of the screw conveying device is at least provided with a discharge hole capable of being opened/closed in a controlled manner, a screw blade and a pressure sensor are arranged in the closed shell, and a driving device for driving the screw blade to rotate is arranged outside the closed shell.
Preferably, the screw conveyor adopts a belt screw conveyor.
Optionally, the end of the screw conveying device is provided with an openable/closable through hole, whether the pressure in the shell of the screw conveying device is in a normal state or not can be detected by a pressure sensor, and when the pressure is in the normal state, the through hole is closed; when the pressure in the shell is in a possible pressure loss state, the through hole is opened and an air pump is externally connected to perform air pressure maintaining; when the pressure in the shell of the spiral conveying device is higher than that in a normal state, the discharge opening is opened to easily cause blowout of slag, the through hole is externally connected with a pipeline, slag is discharged outwards, and when the pressure in the shell of the spiral conveying device is in the normal state, the discharge opening is opened.
Optionally, the screw conveying device is provided with a first pressure sensor near the feed inlet and a second pressure sensor near the discharge outlet.
Optionally, a grid for preventing the large-diameter hard rock from entering the soil bin is arranged on the tunneling end face of the cutterhead.
Further, each spoke at the back of the cutterhead is symmetrically provided with two slag scraping plates, and a feed inlet above the slag chute is tapered into a horn shape from top to bottom.
Optionally, the discharge port of the screw conveyor is composed of an upper gate and a lower gate which are vertically arranged, and the upper gate and the lower gate are alternately opened and closed.
Optionally, the outer side of the shell of the spiral conveying device is fixedly connected with movable ends of a pair of horizontally arranged telescopic cylinders, the fixed ends of the telescopic cylinders are fixedly arranged on a frame of a middle shield of the shield machine, and the horizontal displacement of the spiral conveying device is realized by the horizontal movement of the movable ends of the telescopic cylinders.
Optionally, a plurality of observation holes and at least one access hole are further formed in the shell of the spiral conveying device.
Optionally, a front gate capable of being opened/closed is arranged at the radial position of the front end of the spiral conveying device, and when the front gate is closed, slag entering from the blanking port is blocked by the front gate and cannot be conveyed to the discharging port continuously.
By adopting the structure, the screw conveying device is transversely arranged in the middle of the cutter head, and the belt type screw conveying device without a central rotating shaft is adopted, so that the problem of blockage/clamping in the slag conveying process is avoided; the pressure sensor is additionally arranged, so that the pressure value in the cabin of the screw conveyor can be detected in real time, and the blowout of slag can be avoided to the greatest extent through controlling the slag discharging speed of the front gate or the discharge opening and/or through maintaining pressure or carrying out slag discharging through the through hole of the screw conveyor; meanwhile, the screw conveying device needs to be overhauled or encounters a geological structure with large water content, so that the screw conveying device can be timely recovered through the telescopic oil cylinder, and the service life of the screw conveying device is prolonged.
Drawings
The detailed description given as non-limiting examples better explain what the invention comprises and can be implemented with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of a slag tapping device of a conventional TBM shield device;
FIG. 2 is a schematic diagram of a conventional earth pressure balance shield slag tapping device;
FIG. 3 is a schematic diagram of the structure of the back end face of the cutterhead (opposite to the tunneling direction);
FIG. 4 is a schematic view of the front shield rotary drive with a slag chute of the present invention;
FIG. 5 is a schematic diagram of the assembly of a cutterhead and a rotary drive of the present invention;
fig. 6 is a schematic diagram of the front end face structure of the cutterhead (consistent with the tunneling direction);
FIG. 7 is a front view of the tapping device according to the present invention in length;
FIG. 8 is a schematic diagram of the assembly of the slag tapping apparatus of the present invention with a cutterhead.
Description of the reference numerals:
cutterhead (1), spoke (11), grille (12), niu Tuifa blue (13), slag scraping plate (2), rotary driving mechanism (3), central fixed part (31), rotary part (32), slag chute (4), feed inlet (41), discharge outlet (42), screw conveying device (5), blanking inlet (51), discharge outlet (52), upper gate (521), lower gate (522), helical blade (53), through hole (54), observation hole (55), overhaul port (57), front gate (56), pressure sensor (6), first pressure sensor (61), second pressure sensor (62), driving device (7) and telescopic cylinder (8)
Description of the embodiments
The invention is described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 3-8, the invention discloses an improved slag discharging device of shield equipment, which comprises a plurality of slag scraping plates 2 which are arranged radially from a flange 13 with a fixing rod 131 of a cutter head 1 to an outer diameter end of the cutter head 1, and slag chute 4 which is outwards protruded at one side of a central fixing part 31 of a rotary driving mechanism 3 facing the cutter head 1, wherein the slag chute 4 is provided with mutually communicated through grooves from top to bottom, a feed inlet 41 is arranged above the slag chute 4, a discharge outlet 42 is arranged below the slag chute 4, the cutter head 1 is driven to rotate by a rotating part 32 of the rotary driving mechanism 3, and then the slag scraping plates 2 are driven to convey slag in a soil bin to the feed inlet 41 of the slag chute 4; more preferably, each spoke 11 at the back of the cutterhead 1 is symmetrically provided with two slag scraping plates 2, and a feed inlet 41 above the slag chute 4 is tapered from top to bottom to form a horn shape, so that slag generated in the tunneling process can be conveniently collected; meanwhile, a grid 12 for preventing large-diameter hard rock from entering the soil bin is arranged on the tunneling end face of the cutterhead 1, so that the problem of blockage caused by the fact that slag with larger volume falls into the slag chute 4 or the spiral conveying device 5 can be prevented.
The screw conveyer 5 is arranged transversely below the discharge hole 42 of the slag chute 4, the screw conveyer 5 is provided with a closed shell, the front end of the screw conveyer is in butt joint with the discharge hole 51 of the slag chute 4, the tail end of the screw conveyer is at least provided with a discharge hole 52 which can be opened/closed in a controlled way, a screw blade 53 and a pressure sensor 6 are arranged in the closed shell, and a driving device 7 for driving the screw blade 53 to rotate is arranged outside the closed shell. More preferably, the screw conveyor device adopts a belt screw conveyor device 5, namely a screw conveyor device without a rotation center shaft, so that slag can be conveyed more easily through screw blades without a rotation shaft without blocking the slag.
In order to reduce the problem of slag blowout generated by the screw conveyor 5 during slag transfer or discharge, the method can be realized by adopting one or more of the following technical schemes in a combined mode,
technical scheme 1: the tail end of the screw conveying device 5 is provided with an openable/closable through hole 54, whether the pressure in the shell of the screw conveying device 5 is in a normal state or not can be detected by the pressure sensor 6, and when the pressure is in the normal state, the through hole 54 is closed; when the pressure in the shell is possibly in a pressure-losing state, the through hole 54 is opened and an air pump is externally connected to perform air pressure maintaining; when the pressure in the shell of the screw conveyer 5 is higher than that in the normal state, the discharge opening 52 is opened to easily cause blowout of slag, the through hole 54 is externally connected with a pipeline to discharge the slag outwards, and when the pressure in the shell of the screw conveyer 5 is in the normal state, the discharge opening 52 is opened.
Technical scheme 2: in order to ensure that the equipment does not have a gushing phenomenon in the normal deslagging process, the pressure of the screw conveyor 5 at the discharge opening 52 is required to be zero as much as possible, therefore, a first pressure sensor 61 is arranged at the position, close to the feed opening 41, of the screw conveyor 5, a second pressure sensor 62 is arranged at the position, close to the discharge opening 52, of the screw conveyor 5, and the pressure values, close to the feed opening 51 and the discharge opening 52, in the screw conveyor 5 are detected in real time by arranging the first pressure sensor 61 and the second pressure sensor 62 at the front section and the rear section, so that equipment operators can conveniently control the feeding and the discharging of the screw conveyor 5.
Technical scheme 3: the discharge opening 52 of the screw conveyor 5 is composed of 2 upper gates 521 and lower gates 522 which are vertically arranged, and the upper gates 521 and the lower gates 522 are alternately opened and closed, so that the pressure of slag is controllable when the slag is discharged, and the occurrence probability of slag blowout is reduced.
Technical scheme 4: the front end radial position of the screw conveying device 5 is provided with a front gate 56 which can be controlled to open/close, when the front gate 56 is closed, slag entering from the blanking port 51 is blocked by the front gate 56 and cannot be conveyed to the discharge port 52 continuously, a conveying passage of the slag is closed, the discharge port 52 is prevented from causing slag blowout, meanwhile, the front gate 56 can be closed in time when the water content is large in the tunneling process, and the waterproof performance of equipment is improved.
Optionally, the outer side of the shell of the screw conveyer 5 is fixedly connected with movable ends 81 of a pair of horizontally arranged telescopic cylinders 8, the fixed ends 82 of the telescopic cylinders 8 are fixedly arranged on a frame of a middle shield of the shield machine, and horizontal displacement of the screw conveyer 5 is realized by horizontal movement of the movable ends 81 of the telescopic cylinders 8, so that when the wall of the screw conveyer 5 is worn and/or the front water content is large, the screw conveyer 5 can be timely recovered.
In order to facilitate maintenance of the screw conveyor 5, a plurality of observation holes 55 and maintenance holes 57 are further formed in the casing of the screw conveyor 5, so that a worker can observe the internal working conditions through the observation holes 55, and equipment maintenance is performed through the maintenance holes 57.
Claims (10)
1. The utility model provides an improvement shield constructs equipment slag discharging device, which is characterized in that, include be equipped with a plurality of scraping the sediment board (2) that take flange (13) of dead lever (131) to the external diameter end to be the radioactivity arrangement from blade disc (1) in the back of blade disc (1), be equipped with outside bellied swift current sediment groove (4) towards one side of blade disc (1) at rotary drive mechanism (3) center fixed part (31), this swift current sediment groove (4) top-down has the logical groove that link up each other, it is feed inlet (41) above it, the below is discharge gate (42), drive blade disc (1) rotation through rotary part (32) of rotary drive mechanism (3), then drive scraping sediment board (2) and carry the dregs in the soil storehouse to feed inlet (41) of swift current sediment groove (4); the improved slag tapping device of the shield equipment further comprises a screw conveying device (5) transversely arranged below the discharge hole (42) of the slag chute (4), the screw conveying device (5) is provided with a closed shell, the front end of the screw conveying device is in butt joint with the discharge hole (51) of the slag chute (4), at least one discharge hole (52) is arranged at the tail end of the screw conveying device, the discharge hole is opened/closed by a gate, a screw blade (53) and a pressure sensor (6) are arranged in the closed shell, and a driving device (7) for driving the screw blade (53) to rotate is arranged outside the closed shell.
2. An improved slag tapping device for shield apparatus as claimed in claim 1, wherein said screw conveyor means is a belt screw conveyor means (5).
3. An improved slag tapping device for shield equipment according to claim 1, characterized in that the end of the screw conveyor (5) is provided with an openable/closable through hole (54), and the pressure sensor (6) is used for detecting whether the pressure in the casing of the screw conveyor (5) is in a normal state, and when the pressure is in a normal state, the through hole (54) is closed; when the pressure in the shell is in a possible pressure loss state, the through hole (54) is opened and an air pump is externally connected to perform air pressure maintaining; when the pressure in the shell of the spiral conveying device (5) is higher than that in a normal state, the discharge opening (52) is opened, so that slag is easily blown out, the through hole (54) is externally connected with a pipeline, slag is discharged outwards, and when the pressure in the shell of the spiral conveying device (5) is in the normal state, the discharge opening (52) is opened.
4. An improved slag tapping device for a shield apparatus as claimed in claim 1, wherein said screw conveyor (5) is provided with a first pressure sensor (61) adjacent the feed opening (41) and a second pressure sensor (62) adjacent the discharge opening (52).
5. An improved slag tapping device for a shield apparatus as claimed in claim 1, wherein the driving end face of the cutterhead (1) is provided with a grating (12) for preventing large diameter hard rock from entering the earth bin.
6. An improved slag tapping device of shield equipment according to claim 1, characterized in that each spoke (11) at the back of the cutterhead (1) is symmetrically provided with two slag scraping plates (2), and a feed inlet (41) above the slag chute (4) is tapered into a horn shape from top to bottom.
7. An improved slag tapping device for shield equipment according to claim 1, characterized in that the discharge opening (52) of the screw conveyor (5) is formed by 2 upper and lower gates (521, 522) arranged vertically, the upper and lower gates (521, 522) being opened and closed alternately.
8. An improved slag tapping device for shield equipment according to claim 1 or 2, characterized in that the outside of the shell of the screw conveyor (5) is fixedly connected with the movable ends (81) of a pair of horizontally arranged telescopic cylinders (8), the fixed ends (82) of the telescopic cylinders (8) are fixedly arranged on the frame of the middle shield of the shield machine, and the horizontal displacement of the screw conveyor (5) is realized by the horizontal movement of the movable ends (81) of the telescopic cylinders (8).
9. An improved slag tapping device for shield apparatus as claimed in claim 1, characterized in that the housing of said screw conveyor (5) is further provided with a plurality of observation holes (55) and at least one access hole (57).
10. An improved slag tapping device of shield equipment according to claim 1, characterized in that the front end radial position of the screw conveying device (5) is provided with a front gate (56) which can be opened/closed in a controlled way, and when the front gate (56) is closed, slag entering from the blanking port (51) is blocked by the front gate (56) and cannot be conveyed to the discharging port (52) continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811594689.XA CN109441477B (en) | 2018-12-25 | 2018-12-25 | Improved slag tapping device of shield equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811594689.XA CN109441477B (en) | 2018-12-25 | 2018-12-25 | Improved slag tapping device of shield equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109441477A CN109441477A (en) | 2019-03-08 |
| CN109441477B true CN109441477B (en) | 2023-10-27 |
Family
ID=65535506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811594689.XA Active CN109441477B (en) | 2018-12-25 | 2018-12-25 | Improved slag tapping device of shield equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109441477B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882190B (en) * | 2019-04-11 | 2020-06-19 | 中铁工程装备集团有限公司 | Multi-mode closed TBM suitable for long and large mountain tunnel and construction method thereof |
| CN111075461A (en) * | 2019-12-31 | 2020-04-28 | 安徽铜都流体科技股份有限公司 | Dual-mode system dumping gate |
| CN110984996B (en) * | 2020-03-03 | 2020-06-26 | 中国铁建重工集团股份有限公司 | Heading machine and muck conveying device thereof |
| CN112576271B (en) * | 2020-12-09 | 2022-11-15 | 安徽唐兴装备科技股份有限公司 | Cutter head with rotatable blade plate |
| CN113898368A (en) * | 2021-10-08 | 2022-01-07 | 中国铁建重工集团股份有限公司 | Shield constructs machine and spiral slag discharging system thereof |
Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2185058A1 (en) * | 1996-09-09 | 1998-03-10 | Tony Dimillo | Tunnel boring machine |
| JP2881419B1 (en) * | 1998-03-12 | 1999-04-12 | 川崎重工業株式会社 | Excavator |
| CN2685571Y (en) * | 2003-12-16 | 2005-03-16 | 上海市基础工程公司 | Composite shield construction machine |
| JP2006070685A (en) * | 2004-08-05 | 2006-03-16 | Ohbayashi Corp | Earth pressure shield, slurry shield and closed shield |
| JP2007327246A (en) * | 2006-06-08 | 2007-12-20 | Mitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd | Tunnel excavator and tunnel excavation method |
| CN102364049A (en) * | 2011-10-19 | 2012-02-29 | 中铁隧道装备制造有限公司 | Hard rock composite TBM (Tunnel Boring Machine) suitable for composite stratum and tunneling mode thereof |
| CN102383805A (en) * | 2011-10-19 | 2012-03-21 | 中铁隧道装备制造有限公司 | Mixed TBM (Tunnel Boring Machine) with multiple-boring mode and tunnel supporting mode |
| CN202391431U (en) * | 2011-10-19 | 2012-08-22 | 中铁隧道装备制造有限公司 | Hard rock composite type TBM (tunnel boring machine) suitable for composite stratum |
| CN202483580U (en) * | 2012-02-01 | 2012-10-10 | 上海力行工程技术发展有限公司 | Device capable of changing between earth pressure balance shield and tunnel boring machine (TBM) hard rock tunneling |
| CN202560238U (en) * | 2012-03-23 | 2012-11-28 | 北京华隧通掘进装备有限公司 | Soft and hard rock mode conversion heading machine |
| CN102877853A (en) * | 2012-09-21 | 2013-01-16 | 中铁隧道装备制造有限公司 | TBM (tunnel boring machine) bidirectional rotary tapping cutter head and production process thereof |
| CN204783040U (en) * | 2015-07-06 | 2015-11-18 | 中铁工程装备集团有限公司 | Prevent twin screw conveyor that gushs |
| CN105781561A (en) * | 2016-03-28 | 2016-07-20 | 中南大学 | Indoor earth pressure balance shield tunneling simulation system for studying soft ground stress response |
| CN106089225A (en) * | 2016-08-09 | 2016-11-09 | 黄河勘测规划设计有限公司 | TBM cutterhead and dreg removing system |
| CN106194202A (en) * | 2016-08-30 | 2016-12-07 | 中国铁建重工集团有限公司 | Conveying worm and there is its shield machine and control method |
| CN205895247U (en) * | 2016-06-27 | 2017-01-18 | 中交一公局第三工程有限公司 | A single shield TBM blade disc for sandstone mud stone |
| JP2017141590A (en) * | 2016-02-10 | 2017-08-17 | Ｊｉｍテクノロジー株式会社 | Tunnel excavator |
| CN206753597U (en) * | 2017-05-10 | 2017-12-15 | 中铁工程装备集团有限公司 | A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead |
| 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 |
| CN108426988A (en) * | 2018-05-11 | 2018-08-21 | 洛阳理工学院 | A kind of novel earth pressure balanced sediment improvement testing stand |
| CN209339955U (en) * | 2018-12-25 | 2019-09-03 | 厦门厦工中铁重型机械有限公司 | A kind of Suporting structure deslagging device of improvement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7097255B2 (en) * | 2002-01-09 | 2006-08-29 | Oil Sands Underground Mining Corp. | Method and means for processing oil sands while excavating |
-
2018
- 2018-12-25 CN CN201811594689.XA patent/CN109441477B/en active Active
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2185058A1 (en) * | 1996-09-09 | 1998-03-10 | Tony Dimillo | Tunnel boring machine |
| JP2881419B1 (en) * | 1998-03-12 | 1999-04-12 | 川崎重工業株式会社 | Excavator |
| CN2685571Y (en) * | 2003-12-16 | 2005-03-16 | 上海市基础工程公司 | Composite shield construction machine |
| JP2006070685A (en) * | 2004-08-05 | 2006-03-16 | Ohbayashi Corp | Earth pressure shield, slurry shield and closed shield |
| JP2007327246A (en) * | 2006-06-08 | 2007-12-20 | Mitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd | Tunnel excavator and tunnel excavation method |
| CN102364049A (en) * | 2011-10-19 | 2012-02-29 | 中铁隧道装备制造有限公司 | Hard rock composite TBM (Tunnel Boring Machine) suitable for composite stratum and tunneling mode thereof |
| CN102383805A (en) * | 2011-10-19 | 2012-03-21 | 中铁隧道装备制造有限公司 | Mixed TBM (Tunnel Boring Machine) with multiple-boring mode and tunnel supporting mode |
| CN202391431U (en) * | 2011-10-19 | 2012-08-22 | 中铁隧道装备制造有限公司 | Hard rock composite type TBM (tunnel boring machine) suitable for composite stratum |
| CN202483580U (en) * | 2012-02-01 | 2012-10-10 | 上海力行工程技术发展有限公司 | Device capable of changing between earth pressure balance shield and tunnel boring machine (TBM) hard rock tunneling |
| CN202560238U (en) * | 2012-03-23 | 2012-11-28 | 北京华隧通掘进装备有限公司 | Soft and hard rock mode conversion heading machine |
| CN102877853A (en) * | 2012-09-21 | 2013-01-16 | 中铁隧道装备制造有限公司 | TBM (tunnel boring machine) bidirectional rotary tapping cutter head and production process thereof |
| CN204783040U (en) * | 2015-07-06 | 2015-11-18 | 中铁工程装备集团有限公司 | Prevent twin screw conveyor that gushs |
| JP2017141590A (en) * | 2016-02-10 | 2017-08-17 | Ｊｉｍテクノロジー株式会社 | Tunnel excavator |
| CN105781561A (en) * | 2016-03-28 | 2016-07-20 | 中南大学 | Indoor earth pressure balance shield tunneling simulation system for studying soft ground stress response |
| CN205895247U (en) * | 2016-06-27 | 2017-01-18 | 中交一公局第三工程有限公司 | A single shield TBM blade disc for sandstone mud stone |
| CN106089225A (en) * | 2016-08-09 | 2016-11-09 | 黄河勘测规划设计有限公司 | TBM cutterhead and dreg removing system |
| CN106194202A (en) * | 2016-08-30 | 2016-12-07 | 中国铁建重工集团有限公司 | Conveying worm and there is its shield machine and control method |
| CN206753597U (en) * | 2017-05-10 | 2017-12-15 | 中铁工程装备集团有限公司 | A kind of telescopic slag-screening board device of single shield earth pressure balance double-mode cutterhead |
| 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 |
| CN108426988A (en) * | 2018-05-11 | 2018-08-21 | 洛阳理工学院 | A kind of novel earth pressure balanced sediment improvement testing stand |
| CN209339955U (en) * | 2018-12-25 | 2019-09-03 | 厦门厦工中铁重型机械有限公司 | A kind of Suporting structure deslagging device of improvement |
Non-Patent Citations (6)
| Title |
|---|
| TBM&EPB双模式盾构复合地层施工关键技术研究;刘东;《中国优秀硕士论文全文库工程科技II辑》(第3期);全文 * |
| 单护盾-土压平衡双模式TBM设计及模式转换分析;叶蕾;《建筑机械化》;第34卷(第12期);全文 * |
| 双模式TBM刀盘结构设计及强度分析;郑康泰;《建筑机械化》;第37卷(第3期);全文 * |
| 双模式全断面掘进机探讨;张宁川;《隧道建设》;第33卷(第4期);全文 * |
| 基于单护盾的复合式TBM在重庆铜锣山隧道的研究与开发;齐梦学;《国防交通工程与技术》;第10卷(第1期);全文 * |
| 螺旋输送机防喷涌设计介绍及喷涌故障应对措施;王建刚;《科技与企业》(第1期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109441477A (en) | 2019-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109441477B (en) | Improved slag tapping device of shield equipment | |
| US11484912B2 (en) | Active sorting muck-collecting device for slurry balancing shield | |
| CN212953082U (en) | Air seal machinery for feed production | |
| AU2014286454B2 (en) | Mining machine gathering head | |
| CN111997631A (en) | Tunnel construction method and shield tunneling machine | |
| CN113446016B (en) | Online dual-mode shield tunneling machine and dual-mode conversion method of shield tunneling machine | |
| AU2021290425A1 (en) | Slurry open dual-mode shield machine equipped with cutter head with atmospheric pressure | |
| CN209339955U (en) | A kind of Suporting structure deslagging device of improvement | |
| CN108176453A (en) | A kind of single roll crusher in the shield slurry circulatory system | |
| CN105903541B (en) | Sieve breaks system arrangement technology | |
| CN115788457A (en) | Shield tunneling machine capable of achieving rapid excavation and shield tunneling machine excavation method | |
| CN210619121U (en) | Special locking gate for waste rock bin | |
| CN106040414A (en) | Arrangement structure of screening and crushing system | |
| US3052050A (en) | Excavator bucket assembly | |
| CN110433898B (en) | Jaw crusher outside bin | |
| CN105366280A (en) | Underground gateroad coal removal pre-crushing device for coal briquettes | |
| CN219596822U (en) | Colliery breaker for coal mining | |
| CN206522139U (en) | A kind of rock tunnel(ling) machine active breaker | |
| CN116122840A (en) | Slag discharging device, shield system and construction method | |
| CN217080477U (en) | Earth pressure/open double-mode shield machine body and earth pressure/open double-mode shield machine | |
| CN215784010U (en) | Anti-blocking device for iron ore crushing | |
| CN213706618U (en) | Hydraulic radial gate for actuation prevention | |
| CN210121577U (en) | Waste rock selecting mechanism and intelligent waste rock selecting system for coal mine | |
| CN216154781U (en) | Variable-pitch screw feeder | |
| CN216154782U (en) | Anti-blocking type screw feeder for discharging |
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 |