CN109372539B - Integrated belt conveyor suitable for double-shield TBM and adjusting method thereof - Google Patents
Integrated belt conveyor suitable for double-shield TBM and adjusting method thereof Download PDFInfo
- Publication number
- CN109372539B CN109372539B CN201811611149.8A CN201811611149A CN109372539B CN 109372539 B CN109372539 B CN 109372539B CN 201811611149 A CN201811611149 A CN 201811611149A CN 109372539 B CN109372539 B CN 109372539B
- Authority
- CN
- China
- Prior art keywords
- telescopic
- frame
- shield
- inner frame
- telescopic inner
- 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
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000002893 slag Substances 0.000 claims abstract description 25
- 230000005641 tunneling Effects 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 3
- 230000008569 process Effects 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000010079 rubber tapping Methods 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
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
-
- 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
- E21D9/087—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 a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face 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
- E21D9/08—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
- E21D9/0875—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 a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
- E21D9/0879—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 a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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 an integrated belt conveyor suitable for a double-shield TBM and an adjusting method thereof, and solves the problems of more slag dropping points and difficult overhaul of the belt conveyor in the prior art. The invention comprises a first track frame arranged in a front shield and a second track frame arranged in a supporting shield, wherein the supporting shield is connected with the front shield through a main pushing oil cylinder, the first track frame corresponds to the second track frame, a telescopic outer frame is fixedly arranged on the second track frame, a telescopic inner frame is arranged in the telescopic outer frame, a telescopic oil cylinder is arranged on the telescopic inner frame, one end of the telescopic oil cylinder is connected with the telescopic inner frame, the other end of the telescopic oil cylinder is connected with the front shield, and belts are supported on the telescopic outer frame and the telescopic inner frame. According to the invention, through the matched movement of the telescopic inner frame and the telescopic outer frame, the belt conveyor has the functions of tensioning, extending along with tunneling, retracting, changing a cutter and the like, and the slag drop point in the double-shield TBM slag conveying process is reduced, so that the dust generation amount can be effectively reduced, and the slag sprinkling amount in the slag conveying process can be reduced.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to an integrated belt conveyor suitable for a double-shield TBM and an adjusting method thereof.
Background
In the construction process of the full-face hard rock tunneling machine (TBM), the dust amount in the air needs to be strictly controlled, the slag sprinkling of the belt conveyor is reduced as much as possible, a good working environment is created for constructors, the slag removing workload is reduced, and the tunneling machine is enabled to tunnel smoothly and efficiently. Slag is discharged by adopting a belt conveyor in the construction process of the double-shield TBM, and two belt conveyors are generally arranged: the main machine belt conveyor is matched with the rear belt conveyor; the main machine belt conveyor is located in the main machine area and is responsible for transferring rock slag broken by the cutter head to a rear supporting belt conveyor arranged on a rear supporting trailer, and the rock slag on the rear supporting belt conveyor is transferred to the outside of the hole through a continuous belt conveyor or a slag car in the hole. The main machine belt conveyor is connected with the rear matched belt conveyor through a slag turning point, slag falling from the slag turning point is an important generation source of dust, and a large amount of slag sprinkling phenomenon occurs at the slag falling point, so that the workload of dust removal and slag removal is increased, and smooth organization and progress of construction are not facilitated.
Disclosure of Invention
Aiming at the defects in the background art, the invention provides an integrated belt conveyor suitable for a double-shield TBM and an adjusting method thereof, and solves the problems that the belt conveyor in the prior art is more in slag dropping points and difficult to overhaul.
The technical scheme of the invention is realized as follows: the utility model provides an integral type belt feeder suitable for two shield TBM, is including setting up the first track frame in the shield and setting up the second track frame in supporting the shield, and the support shield is connected with the shield through the main hydro-cylinder that pushes away, first track frame is corresponding with the second track frame, and the fixed flexible outer frame that is equipped with on the second track frame, and flexible outer frame sliding is equipped with flexible inner frame, is equipped with flexible hydro-cylinder on the flexible inner frame, and flexible hydro-cylinder's one end is connected with flexible inner frame, the other end is connected with the shield, all supports the belt on flexible outer frame and the flexible inner frame.
The front shield internal fixation is equipped with the driving box, and first track frame is connected with the driving box, and the track face of first track frame is located same horizontal plane with the track face of second track frame, and flexible inner frame can dismantle spacing connection with the driving box.
The telescopic inner frame is located inside the telescopic outer frame and is matched with the telescopic outer frame, an upper carrier roller assembly is arranged on the upper portion of the telescopic outer frame, a track is arranged on the lower portion of the telescopic outer frame, a lower carrier roller assembly is arranged on the upper portion of the telescopic inner frame, rollers are arranged on the lower portion of the telescopic inner frame, the lower carrier roller assembly is located below the upper carrier roller assembly, and the rollers are located on the track and are matched with the track.
The front end of the telescopic inner frame is provided with a first reversing roller, the rear end of the telescopic inner frame is provided with a third reversing roller, and the third reversing roller is positioned below the first reversing roller.
The lower part of the second track frame is provided with a second reversing roller, the second reversing roller is positioned below the third reversing roller, and the belt sequentially bypasses the first reversing roller, the third reversing roller and the second reversing roller.
The telescopic inner frame is characterized in that telescopic oil cylinders are arranged on two sides of the telescopic inner frame, cylinder barrel ends of the telescopic oil cylinders are connected with the driving box, and piston ends of the telescopic oil cylinders are hinged with the outer wall of the telescopic inner frame.
An adjusting method of an integrated belt conveyor suitable for a double-shield TBM comprises the following steps:
s1: when the TBM of the double shield is in an initial position, the main pushing cylinder is in a retracted state;
s2: the tunneling cycle starts, the supporting shield keeps a fixed position, the main pushing oil cylinder stretches out to push the cutter disc and the front shield to move forwards and excavate a rock mass, and the first track frame, the telescopic oil cylinder end and the telescopic inner frame are all fixed on the front shield of the double-shield TBM and the driving box, so that the first track frame, the telescopic inner frame and the telescopic oil cylinder keep a retracted state and move forwards along with the front shield, and the telescopic inner frame stretches forwards along with the cutter disc during slag discharging operation of the belt conveyor;
s3: when the piston rod of the main pushing cylinder extends out of a tunneling cycle, stopping extending the piston rod of the main pushing cylinder out of the tunneling operation;
s4: step change action of the double-shield TBM: the cutter head and the front shield keep unchanged in position, the piston rod of the main pushing cylinder is retracted, the supporting shield moves forwards, the second track frame and the telescopic outer frame move forwards along with the supporting shield because the second track frame and the telescopic outer frame are fixed on the supporting shield until the double-shield TBM finishes the step change, at the moment, the double-shield TBM finishes a tunneling cycle,
s5: when the cutterhead is overhauled, the telescopic inner frame is firstly dismantled and connected with the detachable limit of the driving box; then the piston rod of the telescopic oil cylinder stretches out to push the telescopic inner frame to move backwards, so that the distance between the telescopic inner frame and the cutter disc is increased, and enough entering space is reserved for workers;
s6: after the maintenance or tool changing of the working personnel is completed, the piston rod of the telescopic oil cylinder is retracted, the telescopic inner frame moves forwards, the distance between the telescopic inner frame and the cutterhead is reduced, the telescopic inner frame is connected with the detachable limiting connection of the driving box again, and the double-shield TBM tunneling circulation is continued.
According to the invention, through the matched movement of the telescopic inner frame and the telescopic outer frame, the belt conveyor has the functions of tensioning the belt conveyor, extending along with tunneling, backing, replacing a cutter and the like, and the slag drop points in the double-shield TBM slag conveying process are reduced, so that the dust generation amount can be effectively reduced, the slag sprinkling amount in the slag conveying process is reduced, the good tunnel construction environment is kept, and the belt conveyor is more environment-friendly and humanized. The integral belt conveyor extends and retracts along with the tunneling of the double-shield TBM, so that the distance between the cutter disc and the belt conveyor is adjusted, the maintenance or the replacement of cutters is facilitated, the overall muck conveying efficiency is improved, and the integral belt conveyor has important significance for the muck conveying research of tunnel construction.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
Figure 1 is a schematic diagram of the overall structure of the invention,
fig. 2 is a schematic diagram of the matching structure of the telescopic inner frame and the telescopic outer frame of the present invention.
Fig. 3 is a schematic diagram of an initial state of the present invention.
Fig. 4 is a schematic diagram of the tunneling state along with the cutterhead according to the present invention.
Fig. 5 is a schematic diagram of the invention in a cutterhead overhauling state.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
Embodiment 1, as shown in fig. 1, an integrated belt conveyor suitable for a dual-shield TBM includes a first track frame 2 disposed in a front shield 15 and a second track frame 6 disposed in a support shield 14, where the first track frame 2 is fixedly connected with the front shield. The support shield 14 is connected with the front shield 15 through the main pushing oil cylinder 12, and the relative movement of the support shield and the front shield is realized through the main pushing oil cylinder. The first track frame 2 corresponds to the second track frame 6, namely, the first track frame is positioned at the front part of the second track frame, and the first track frame and the second track frame are in smooth butt joint so as to facilitate the sliding of the telescopic inner frame. The second track frame 6 is fixedly provided with a telescopic outer frame 8, and the telescopic outer frame 8 is rigidly connected with the second track frame. The telescopic outer frame 8 is internally provided with a telescopic inner frame 4 in a sliding manner, and the external dimension of the telescopic outer frame is slightly larger than that of the telescopic inner frame to accommodate the telescopic inner frame which can move back and forth. The telescopic inner frame 4 is provided with a telescopic oil cylinder 3, one end of the telescopic oil cylinder 3 is connected with the telescopic inner frame 4, the other end of the telescopic oil cylinder 3 is connected with the front shield 15, the telescopic oil cylinder 3 stretches out, the telescopic inner frame moves backwards, the telescopic oil cylinder retracts, the telescopic inner frame moves forwards, the telescopic outer frame 8 and the telescopic inner frame 4 are respectively supported with a belt 16, namely the belts of the belt conveyor are positioned on the telescopic inner frame and the telescopic outer frame.
Further, the front shield 15 is internally and fixedly provided with a driving box 10, the first track frame 2 is fixedly connected with the driving box 10, and the track surface of the first track frame 2 and the track surface of the second track frame 6 are positioned in the same horizontal plane, so that the telescopic inner frame can slide conveniently. The telescopic inner frame 4 can be connected with the driving box 10 in a detachable limit manner, and can be connected by bolts, when the bolts are detached, the telescopic inner frame 4 and the driving box 10 and the first track frame 2 move relatively, two sides of the telescopic inner frame 4 are respectively provided with a telescopic oil cylinder 3, the cylinder barrel end of the telescopic oil cylinder 3 is connected with the driving box 10, and the piston end of the telescopic oil cylinder 3 is hinged with the outer wall of the telescopic inner frame 4. The telescopic oil cylinder 3 stretches out, the telescopic inner frame moves backwards, the telescopic oil cylinder 3 retracts, and the telescopic inner frame moves forwards.
Embodiment 2 as shown in fig. 2, an integrated belt conveyor suitable for a dual-shield TBM, where the telescopic inner frame 4 is located inside the telescopic outer frame 8 and is matched with the telescopic outer frame 8, and the telescopic inner frame 4 can move inside the telescopic outer frame. The upper part of the telescopic outer frame 8 is provided with an upper carrier roller assembly 17, and the upper carrier roller assembly 17 can be supported by a concave surface formed by three carrier rollers, so that the belt transmission is facilitated. The lower part of the telescopic outer frame 8 is provided with a track 18, the upper part of the telescopic inner frame 4 is provided with a lower carrier roller assembly 19, the lower carrier roller assembly 19 is positioned below the upper carrier roller assembly 17, when the telescopic inner frame is positioned inside the telescopic outer frame, the upper carrier roller assembly does not interfere with the lower carrier roller assembly, the roller 20 is positioned on the track 18 and matched with the track 18, and the roller rolls under the driving of the telescopic oil cylinder to realize the telescopic motion of the telescopic inner frame.
Further, the front end of the telescopic inner frame 4 is provided with a first reversing roller 1, the rear end of the telescopic inner frame 4 is provided with a third reversing roller 7, and the third reversing roller 7 is positioned below the first reversing roller 1. The lower part of the second track frame 6 is provided with a second reversing roller 5, the second reversing roller 5 is positioned below the third reversing roller 7, the belt 16 sequentially bypasses the first reversing roller 1, the third reversing roller 7 and the second reversing roller 5, and the belt changes the movement direction when passing through the reversing rollers.
Other structures are the same as in embodiment 1.
Embodiment 3, as shown in fig. 3 to 5, is an adjusting method of an integrated belt conveyor suitable for a dual-shield TBM, comprising the following steps: s1: when the double-shield TBM is in an initial position, the main pushing cylinder 12 is in a retracted state; at this time, the supporting shield and the front shield are in a folding state;
s2: the tunneling cycle starts, the supporting shield 14 keeps a fixed position, the main pushing cylinder 12 stretches out to push the cutterhead 9 and the front shield 15 to move forwards and excavate a rock mass, and the first track frame 2, the telescopic cylinder 3 and the telescopic inner frame 4 are fixed on the front shield of the double-shield TBM and the driving box 10, so that the first track frame 2, the telescopic inner frame 4 and the telescopic cylinder 3 keep a retracted state and move forwards along with the front shield 15, and the telescopic inner frame 4 stretches forwards along with the tunneling of the cutterhead 9 under the action of the telescopic cylinder while the belt conveyor carries out slag tapping operation;
s3: when the piston rod of the main pushing cylinder 12 extends out of a tunneling cycle, stopping extending the piston rod of the main pushing cylinder 12 out of the first tunneling stroke operation;
s4: step change action of the double-shield TBM: the cutter head 9 and the front shield 15 keep unchanged in position, an auxiliary pushing oil cylinder is arranged in the shield body, the auxiliary pushing oil cylinder is matched with the main pushing oil cylinder for use, the auxiliary pushing oil cylinder extends out, a piston rod of the main pushing oil cylinder 12 is retracted, the supporting shield 14 moves forwards, the second track frame 6 and the telescopic outer frame 8 move forwards along with the supporting shield 14 as the second track frame 6 and the telescopic outer frame 8 are fixed on the supporting shield 14 until the step change of the double-shield TBM is completed, at the moment, the double-shield TBM completes a tunneling cycle,
s5: when the cutterhead is overhauled, the telescopic inner frame 4 is firstly dismantled and connected with the detachable limit of the driving box 10; then the piston rod of the telescopic oil cylinder 3 stretches out to push the telescopic inner frame 4 to move backwards, so that the distance between the telescopic inner frame 4 and the cutter disc 9 is increased, and enough entering space is reserved for workers;
s6: after the maintenance or tool changing of the staff is completed, the piston rod of the telescopic oil cylinder 3 is retracted, the telescopic inner frame 4 moves forwards, the distance between the telescopic inner frame 4 and the cutter disc 9 is reduced, the telescopic inner frame 4 is connected with the driving box 10 in a detachable limiting mode again, and the double-shield TBM tunneling circulation is continued.
Other structures are the same as those of embodiment 2.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. The utility model provides an integral type belt feeder suitable for two shield TBM, is including setting up first track frame (2) in shield (15) and setting up second track frame (6) in supporting shield (14), and supporting shield (14) are connected its characterized in that with shield (15) through main push cylinder (12): the first track frame (2) corresponds to the second track frame (6), a telescopic outer frame (8) is fixedly arranged on the second track frame (6), a telescopic inner frame (4) is arranged in the telescopic outer frame (8), a telescopic oil cylinder (3) is arranged on the telescopic inner frame (4), one end of the telescopic oil cylinder (3) is connected with the telescopic inner frame (4), the other end of the telescopic oil cylinder is connected with a front shield (15), and belts (16) are respectively supported on the telescopic outer frame (8) and the telescopic inner frame (4);
the front shield (15) is internally and fixedly provided with a driving box (10), the first track frame (2) is connected with the driving box (10), the track surface of the first track frame (2) and the track surface of the second track frame (6) are positioned in the same horizontal plane, and the telescopic inner frame (4) is detachably and limitedly connected with the driving box (10);
the telescopic inner frame (4) is located inside the telescopic outer frame (8) and is matched with the telescopic outer frame (8), an upper carrier roller assembly (17) is arranged on the upper portion of the telescopic outer frame (8), a track (18) is arranged on the lower portion of the telescopic outer frame (8), a lower carrier roller assembly (19) is arranged on the upper portion of the telescopic inner frame (4), rollers (20) are arranged on the lower portion of the telescopic inner frame (4), the lower carrier roller assembly (19) is located below the upper carrier roller assembly (17), and the rollers (20) are located on the track (18) and are matched with the track (18).
2. The integrated belt conveyor suitable for a dual shield TBM of claim 1, wherein: the front end of the telescopic inner frame (4) is provided with a first reversing roller (1), the rear end of the telescopic inner frame (4) is provided with a third reversing roller (7), and the third reversing roller (7) is positioned below the first reversing roller (1).
3. The integrated belt conveyor suitable for a dual shield TBM of claim 2, wherein: the lower part of the second track frame (6) is provided with a second reversing roller (5), the second reversing roller (5) is positioned below the third reversing roller (7), and the belt (16) sequentially bypasses the first reversing roller (1), the third reversing roller (7) and the second reversing roller (5).
4. The integrated belt conveyor suitable for a dual shield TBM of claim 3, wherein: the two sides of the telescopic inner frame (4) are respectively provided with a telescopic oil cylinder (3), the cylinder barrel end of the telescopic oil cylinder (3) is connected with the driving box (10), and the piston end of the telescopic oil cylinder (3) is hinged with the outer wall of the telescopic inner frame (4).
5. The method for adjusting the integrated belt conveyor applicable to the double-shield TBM according to claim 4, which is characterized in that: the method comprises the following steps:
s1: when the double-shield TBM is in an initial position, the main pushing cylinder (12) is in a retracted state;
s2: the tunneling cycle starts, the supporting shield (14) keeps a fixed position, the main pushing oil cylinder (12) stretches out to push the cutterhead (9) and the front shield (15) to move forwards and excavate rock mass, the first track frame (2), the telescopic inner frame (4) and the telescopic oil cylinder (3) keep a retracted state and move forwards along with the front shield (15), and the telescopic inner frame (4) stretches forwards along with the tunneling of the cutterhead (9) when the belt conveyor carries out slag discharging operation;
s3: when the piston rod of the main pushing cylinder (12) extends out of a tunneling cycle, stopping extending the piston rod of the main pushing cylinder (12) out of the tunneling operation;
s4: step change action of the double-shield TBM: the cutter head (9) and the front shield (15) keep unchanged in position, the piston rod of the main pushing cylinder (12) is retracted, the supporting shield (14) moves forwards, the second track frame (6) and the telescopic outer frame (8) move forwards along with the supporting shield (14) until the double-shield TBM finishes the step change, at the moment, the double-shield TBM finishes a tunneling cycle,
s5: when the cutterhead is overhauled, the detachable limit connection of the telescopic inner frame (4) and the driving box (10) is firstly removed; then the piston rod of the telescopic oil cylinder (3) stretches out to push the telescopic inner frame (4) to move backwards, so that the distance between the telescopic inner frame (4) and the cutter head (9) is increased, and enough entering space is reserved for workers;
s6: after the maintenance or tool changing of the working personnel is completed, a piston rod of the telescopic oil cylinder (3) is retracted, the telescopic inner frame (4) moves forwards, the distance between the telescopic inner frame (4) and the cutter head (9) is reduced, the telescopic inner frame (4) is connected with the driving box (10) in a detachable limit mode, and the double-shield TBM tunneling circulation is continued.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811552384 | 2018-12-19 | ||
| CN2018115523842 | 2018-12-19 | ||
| CN201822135830 | 2018-12-19 | ||
| CN2018221358301 | 2018-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109372539A CN109372539A (en) | 2019-02-22 |
| CN109372539B true CN109372539B (en) | 2024-03-15 |
Family
ID=65371977
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822215893.8U Withdrawn - After Issue CN209354156U (en) | 2018-12-19 | 2018-12-27 | A kind of integral type belt feeder suitable for double-shielded TBM |
| CN201811611149.8A Active CN109372539B (en) | 2018-12-19 | 2018-12-27 | Integrated belt conveyor suitable for double-shield TBM and adjusting method thereof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822215893.8U Withdrawn - After Issue CN209354156U (en) | 2018-12-19 | 2018-12-27 | A kind of integral type belt feeder suitable for double-shielded TBM |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN209354156U (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209354156U (en) * | 2018-12-19 | 2019-09-06 | 中铁工程装备集团有限公司 | A kind of integral type belt feeder suitable for double-shielded TBM |
| CN110954452B (en) * | 2019-12-10 | 2021-04-06 | 山东交通学院 | TBM (tunnel boring machine) carrying type test device and method for automatically obtaining particle size and strength characteristics of rock slag |
| CN110966016A (en) * | 2019-12-30 | 2020-04-07 | 中铁隧道局集团有限公司 | TBM host machine belt conveyor |
| CN111517088B (en) * | 2020-05-12 | 2021-12-14 | 中铁工程装备集团有限公司 | Belt conveyor, TBM using belt conveyor and adjusting method of belt conveyor |
| CN112943288B (en) * | 2021-02-02 | 2022-04-12 | 广东水电二局股份有限公司 | Synchronous installation method of continuous belt conveyor |
| CN113236351B (en) * | 2021-06-09 | 2022-11-22 | 中国铁建重工集团股份有限公司 | Continuous belt conveyor extension tunnel support mounting method and tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280079A (en) * | 2000-03-29 | 2001-10-10 | Kajima Corp | Discharge processing method and device for excavating tunnel |
| CN104196538A (en) * | 2014-09-05 | 2014-12-10 | 中船重工（青岛）轨道交通装备有限公司 | Combined type double-shield tunneling machine |
| CN105715280A (en) * | 2016-04-11 | 2016-06-29 | 中船重工（青岛）轨道交通装备有限公司 | Mucking and transporting method and device applied to double-shield tunnel boring machine |
| CN205638469U (en) * | 2016-04-27 | 2016-10-12 | 中船重工（青岛）轨道交通装备有限公司 | Tunnel boring machine owner's belt feeder with overspeed device tensioner can control deflection |
| CN206987822U (en) * | 2017-07-20 | 2018-02-09 | 中铁工程装备集团有限公司 | A kind of anti-card machine TBM for possessing radial expansion shield body function |
| CN209354156U (en) * | 2018-12-19 | 2019-09-06 | 中铁工程装备集团有限公司 | A kind of integral type belt feeder suitable for double-shielded TBM |
-
2018
- 2018-12-27 CN CN201822215893.8U patent/CN209354156U/en not_active Withdrawn - After Issue
- 2018-12-27 CN CN201811611149.8A patent/CN109372539B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280079A (en) * | 2000-03-29 | 2001-10-10 | Kajima Corp | Discharge processing method and device for excavating tunnel |
| CN104196538A (en) * | 2014-09-05 | 2014-12-10 | 中船重工（青岛）轨道交通装备有限公司 | Combined type double-shield tunneling machine |
| CN105715280A (en) * | 2016-04-11 | 2016-06-29 | 中船重工（青岛）轨道交通装备有限公司 | Mucking and transporting method and device applied to double-shield tunnel boring machine |
| CN205638469U (en) * | 2016-04-27 | 2016-10-12 | 中船重工（青岛）轨道交通装备有限公司 | Tunnel boring machine owner's belt feeder with overspeed device tensioner can control deflection |
| CN206987822U (en) * | 2017-07-20 | 2018-02-09 | 中铁工程装备集团有限公司 | A kind of anti-card machine TBM for possessing radial expansion shield body function |
| CN209354156U (en) * | 2018-12-19 | 2019-09-06 | 中铁工程装备集团有限公司 | A kind of integral type belt feeder suitable for double-shielded TBM |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109372539A (en) | 2019-02-22 |
| CN209354156U (en) | 2019-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109372539B (en) | Integrated belt conveyor suitable for double-shield TBM and adjusting method thereof | |
| EP2712389B1 (en) | Mining installation for extracting seam-type or mass-deposit mineral materials, and mining machine for the same | |
| CN103850691B (en) | Complete-section tunnel boring machine sprayed mortar device | |
| CN102606154B (en) | Coal roadway tunneling machine with double round cutter heads | |
| CN103625877B (en) | A kind of Mobile rotary Expansion belt conveyor | |
| CN108005665A (en) | A kind of rapid integrated driving system in tunnel | |
| CN104879143A (en) | Compact hydraulic drive type segment storing and transporting mechanism | |
| CN202673290U (en) | Double-cantilever hard rock coal roadway tunneling anchor device | |
| CN205638469U (en) | Tunnel boring machine owner's belt feeder with overspeed device tensioner can control deflection | |
| CN208564450U (en) | A kind of fully-mechanized mining working machine gun connection device for picking | |
| CN110966016A (en) | TBM host machine belt conveyor | |
| CN201474692U (en) | Cutting mechanism of cantilever type development machine | |
| CN102031985B (en) | Walking support | |
| CN107605517B (en) | Multipoint movable formula tunnel tunnel face temporary support system | |
| CN108643965A (en) | A kind of spoil casting system continuously filled | |
| CN111434891A (en) | Cutting part and tunneling and anchoring machine | |
| CN103485812A (en) | Pre-supporting mechanism and tunneling machine | |
| CN210738560U (en) | Coal mining machine protection device for coal mine collection | |
| CN208686429U (en) | A kind of spoil casting system continuously filled | |
| CN112664145A (en) | Movable telescopic platform | |
| CN102536231B (en) | Rapid propulsion system of drill mounted unit for coal mine | |
| CN202767981U (en) | Rotary drum and cutting head combined short-arm large-cutting-height coal cuter | |
| CN105275479A (en) | Tunnel formwork trolley rotation device capable of walking in multiple directions | |
| CN209742891U (en) | Dust falling device of coal mining machine | |
| CN213175533U (en) | Drill bit supporting arm of split type tunneling, anchoring and protecting all-in-one machine |
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 |