CN117552794A - Assembled type shell-discarding and disassembly shield machine man-made brake dismantling device and construction method - Google Patents
Assembled type shell-discarding and disassembly shield machine man-made brake dismantling device and construction method Download PDFInfo
- Publication number
- CN117552794A CN117552794A CN202410032030.4A CN202410032030A CN117552794A CN 117552794 A CN117552794 A CN 117552794A CN 202410032030 A CN202410032030 A CN 202410032030A CN 117552794 A CN117552794 A CN 117552794A
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- column
- discarding
- shield machine
- sliding
- support
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- 238000010276 construction Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 230000005641 tunneling Effects 0.000 claims description 4
- 230000003137 locomotive effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 11
- 238000003466 welding Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002689 soil 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses an assembled shell-discarding disassembly shield machine manual brake dismantling device and a construction method, comprising a chassis, travelling wheels arranged below the chassis, support columns arranged on the chassis, a lifting platform arranged on the chassis and in sliding fit with the support columns, and a power device arranged on the chassis and used for lifting the lifting platform; the lifting platform comprises a sliding column, longitudinal beams, cross beams and arc supports, the sliding column is in sliding fit with the supporting columns, the longitudinal beams are connected between the sliding columns, the cross beams are connected between the longitudinal beams, and the arc supports are fixedly arranged on a frame formed by the longitudinal beams and the cross beams and symmetrically arranged at two ends of the longitudinal beams in the length direction. The intelligent disassembly safety of the manual brake of the shell-discarding and disassembly shield machine is improved, the construction period is shortened, and the construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of shield construction, in particular to an assembled shell-discarding and disassembling shield machine manual brake dismantling device and a construction method.
Background
The shield method is an underground space construction method which utilizes a cutter disc and a cutter at the front end of a main machine of a shield machine to excavate a rock-soil body, assembles prefabricated segments under the protection of a shield shell, provides counter force for a pushing hydraulic cylinder and makes snakelike progress in stratum.
With the vigorous development of track traffic engineering in China, the construction of a shield method is increasingly perfected, and the frequency of tunnel crossing Jiang Hehai lakes is increasingly high. Under the conditions of large span, short working period and complex geology, the technology of 'in-hole shell discarding and disintegration' becomes a new development trend.
In the prior art, in the disassembly process of the shell, a hanging point is generally arranged on the shield shell, a dismantling part is stabilized by using a chain block or an electric block, connecting bolts of a human brake and other parts of a main machine of the shield machine are dismantled, and then the human brake is placed on a transport vehicle through the chain block or the electric block to be transported to a working wellhead, and the ground is hoisted.
The prior art has the following defects: the first, the shield constructs the mechanical man floodgate and demolishs the part stability in the process poor, the security is not high; secondly, the manual brake of the shield tunneling machine is dismantled, time and labor are wasted, and the construction efficiency is low.
Disclosure of Invention
The invention provides an assembled shell-discarding and disassembling shield machine manual brake dismantling device and a construction method, which have the advantages of high dismantling speed and high safety.
The technical problems to be solved are as follows: the safety is not high, the efficiency of construction is low.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to an assembled shell-discarding disassembly shield machine manual brake dismantling device which comprises a chassis, travelling wheels arranged below the chassis, support columns arranged on the chassis, a lifting platform arranged on the chassis and in sliding fit with the support columns, and a power device arranged on the chassis and used for lifting the lifting platform, wherein the travelling wheels are arranged on the chassis;
the lifting platform comprises a sliding column, longitudinal beams, cross beams and arc supports, the sliding column is in sliding fit with the supporting columns, the longitudinal beams are connected between the sliding columns, the cross beams are connected between the longitudinal beams, and the arc supports are fixedly arranged on a frame formed by the longitudinal beams and the cross beams and symmetrically arranged at two ends of the longitudinal beams in the length direction.
The invention relates to an assembled shell-discarding disassembly shield machine manual brake dismantling device, which is further characterized in that the support column comprises a support column I, a support column II, a support column III and a support column IV which are fixedly arranged on a chassis vehicle and are in rectangular arrangement.
The invention relates to an assembled shell-discarding disassembly shield machine manual brake dismantling device, which is characterized in that the cross section of a support column is concave, the cross section of a sliding column is convex, and the convex part of the sliding column faces the support column and is in sliding fit with the concave part of the support column;
the sliding column comprises a sliding column I, a sliding column II, a sliding column III and a sliding column IV, and the sliding column I, the sliding column II, the sliding column III and the sliding column IV correspond to the positions of the supporting column I, the supporting column II, the supporting column III and the supporting column IV.
The invention relates to an assembled shell-discarding disassembly shield machine man-machine brake dismantling device, which is characterized in that the longitudinal beam comprises a longitudinal beam I and a longitudinal beam II, the longitudinal beam I is fixedly arranged between a sliding column I and a sliding column III, and the longitudinal beam II is fixedly arranged between the sliding column II and the sliding column IV.
The invention relates to an assembled shell-discarding disassembly shield machine man-machine brake dismantling device, which further comprises a first cross beam and a second cross beam, wherein the first cross beam and the second cross beam are fixedly arranged between a first longitudinal beam and a second longitudinal beam.
The invention relates to an assembled shell-discarding disassembly shield machine manual brake dismantling device, which is further characterized in that the arc support comprises a first arc support and a second arc support, the first arc support is fixedly arranged on a first longitudinal beam, a second longitudinal beam and a first cross beam, and the second arc support is fixedly arranged on the first longitudinal beam, the second longitudinal beam and the second cross beam.
The invention relates to an assembled shell-discarding and disassembling shield machine manual brake dismantling device, which is characterized in that a baffle is arranged on the outer side of an arc-shaped support between support columns.
The invention relates to an assembled shell-discarding and disassembling shield machine manual brake dismantling device, which further comprises a first baffle and a second baffle, wherein the first baffle is fixedly arranged between a first support column and a second support column, and the second baffle is fixedly arranged between a third support column and a fourth support column.
The invention relates to an assembled shell-discarding disassembly shield machine manual brake dismantling device, which is characterized in that the power device comprises a driving unit arranged on a chassis, fixed pulleys respectively fixedly arranged on the top surface and the side surface of a support column, and a steel wire rope, wherein one end of the steel wire rope bypasses the fixed pulleys and is connected with the driving unit, and the other end of the steel wire rope is connected with a sliding column.
The invention discloses a construction method, which comprises the following steps:
step one: according to the design of the construction drawing of the manual brake dismantling device of the assembled shell discarding and disassembling shield machine, the manual brake dismantling device is processed and manufactured by manufacturers and is transported to a construction site;
step two: after the shell-discarding and disassembling shield machine has a disassembling condition, hanging the assembled shell-discarding and disassembling shield machine man-brake disassembling device down the well;
step three: driving the assembled shell-discarding and disassembling shield robot brake dismantling device to the position below the shield robot brake dismantling position;
step four: starting a driving unit to pull the steel wire rope to wind the fixed pulley to lift the lifting platform to the position of the manual brake of the shield tunneling machine;
step five: the fine adjustment driving unit adjusts the arc support to be matched with the arc surface of the shield robot gate;
step six: the shield machine man-brake is dismantled and connected with the shield machine main machine;
step seven: the control driving unit descends the lifting platform to an initial position;
step eight: and (3) conveying the shield robot brake and the dismounting device thereof to a shield starting working well to hoist the ground by utilizing an electric locomotive.
Compared with the prior art, the invention has the following beneficial effects:
1. compared with the existing disassembly method, the assembly type shell-discarding disassembly shield machine human brake dismantling device overcomes the problem that the safety of disassembly of the shell-discarding disassembly shield machine human brake is low, supports and fixes the human brake through the cooperation of the lifting platform and the baffle, reduces the work of manual direct operation in the disassembly process, avoids shaking back and forth in the hoisting process of the human brake, and improves the safety of the disassembly work;
2. compared with the existing disassembly method, the disassembly device for the assembled type shell-discarding disassembly shield machine human brake solves the problem that the disassembly efficiency of the shell-discarding disassembly shield machine human brake is low;
3. compared with the existing dismantling method, the man-brake dismantling device for the assembled shell-discarding and disassembling shield machine provided by the invention overcomes the problems of low efficiency and easiness in damaging the man-brake in the man-brake dismantling process, can directly transport the man-brake, has a protective effect on the man-brake in the transporting process, and has the advantages of high efficiency and good protection.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention.
Reference numerals:
1. chassis truck; 2. a walking wheel; 3. a power device; 3.1, a driving unit; 3.2, pulling the steel wire rope; 3.3, fixed pulleys; 4. a support column; 4.1, a first support column; 4.2, a second support column; 4.3, support column III; 4.4, supporting column IV; 5. a baffle; 5.1, a first baffle; 5.2, a second baffle; 6. a lifting platform; 6.1, a sliding column; 6.1.1, sliding column one; 6.1.2, sliding column two; 6.1.3, sliding column III; 6.1.4, sliding column IV; 6.2, longitudinal beams; 6.2.1, stringer one; 6.2.2, a second longitudinal beam; 6.3, a cross beam; 6.3.1, beam one; 6.3.2, beam two; 6.4, an arc-shaped bracket; 6.4.1, arc support one; 6.4.2, arc support two.
Detailed Description
As shown in fig. 1-3, the invention relates to an assembled shell-discarding disassembly shield machine brake dismantling device and a construction method, wherein the device comprises a chassis 1, a travelling wheel 2 arranged below the chassis 1, a support column 4 arranged on the chassis 1, a lifting platform 6 arranged on the chassis 1 and in sliding fit with the support column 4, and a power device 3 arranged on the chassis 1 and used for lifting the lifting platform 6.
The chassis car 1 below sets up multiunit walking wheel 2, adopts bolted connection between walking wheel 2 and the chassis car 1, and chassis car 1 realizes advancing, retreating or locking action on the track through walking wheel 2.
The support column 4 comprises a support column I4.1, a support column II 4.2, a support column III 4.3 and a support column IV 4.4 which are arranged in a rectangular mode, wherein the support column I4.1, the support column II 4.2, the support column III 4.3 and the support column IV 4.4 are arranged on the chassis 1 and are welded with the chassis 1, and the cross sections of the support column I4.1, the support column II 4.2, the support column III 4.3 and the support column IV 4.4 are arranged in a concave mode.
The lifting platform 6 comprises a sliding column 6.1, a longitudinal beam 6.2, a cross beam 6.3 and an arc-shaped support 6.4, the cross section of the sliding column 6.1 is in convex arrangement, the convex part of the sliding column 6.1 faces the supporting column 4 and is in sliding fit with the concave part of the supporting column 4, and the sliding column 6.1 can lift along the supporting column 4; the sliding column 6.1 comprises a sliding column I6.1.1, a sliding column II 6.1.2, a sliding column III 6.1.3 and a sliding column IV 6.1.4, wherein the sliding column I6.1.1, the sliding column II 6.1.2, the sliding column III 6.1.3 and the sliding column IV 6.1.4 correspond to the positions of the supporting column I4.1, the supporting column II 4.2, the supporting column III 4.3 and the supporting column IV 4.4.
The longitudinal beam 6.2 comprises a first longitudinal beam 6.2.1 and a second longitudinal beam 6.2.2, wherein the first longitudinal beam 6.2.1 is arranged between the first sliding column 6.1.1 and the third sliding column 6.1.3 and is connected with the first sliding column by welding; the second longitudinal beam 6.2.2 is arranged between the second sliding column 6.1.2 and the fourth sliding column 6.1.4 and is connected with the sliding column by welding.
The cross beam 6.3 comprises a first cross beam 6.3.1 and a second cross beam 6.3.2, and the first cross beam 6.3.1 and the second cross beam 6.3.2 are arranged between the first longitudinal beam 6.2.1 and the second longitudinal beam 6.2.2 and are connected with each other by welding.
The arc support 6.4 comprises an arc support I6.4.1 and an arc support II 6.4.2, wherein the arc support I6.4.1 is arranged on the longitudinal beam I6.2.1, the longitudinal beam II 6.2.2 and the transverse beam I6.3.1 and is connected with the longitudinal beam I by welding; the arc-shaped support II 6.4.2 is arranged on the longitudinal beam I6.2.1, the longitudinal beam II 6.2.2 and the transverse beam II 6.3.2 and is connected with the longitudinal beam I6.2.2 by welding.
A baffle plate 5 is arranged between the support columns 4 at the outer side of the arc-shaped support 6.4, the baffle plate 5 comprises a baffle plate I5.1 and a baffle plate II 5.2, and the baffle plate I5.1 is arranged between the support columns I4.1 and the support columns II 4.2 and is connected with the support columns by welding; the second baffle plate 5.2 is arranged between the third support column 4.3 and the fourth support column 4.4 and is connected with the third support column by welding.
The power device 3 comprises a driving unit 3.1, a steel wire rope 3.2 and a fixed pulley 3.3, wherein the driving unit 3.1 is arranged on the chassis 1 and is fixedly connected with the chassis 1; the fixed pulley 3.3 is arranged at the top end and the side surface of the support column 4, the steel wire rope 3.2 bypasses the fixed pulley 3.3, one end of the steel wire rope is connected with the driving unit 3.1, the other end of the steel wire rope is connected with the sliding column 6.1, the driving unit 3.1 can be a winch, and a plurality of winches synchronously lift under the control of the control switch.
The construction method comprises the following steps:
step one: and according to the design of the construction drawing of the manual brake dismantling device of the assembled shell-discarding and disassembly shield machine, the manual brake dismantling device is processed and manufactured by a manufacturer and is transported to a construction site.
Step two: after the shell-discarding and disassembling shield machine has the disassembling condition, the assembled shell-discarding and disassembling shield machine man-machine brake disassembling device is hung down.
Step three: and driving the assembled shell-discarding and disassembling shield robot brake dismantling device to the position below the shield robot brake dismantling position.
Step four: and starting the driving unit to pull the steel wire rope to wind the fixed pulley so as to lift the lifting platform to the position of the manual brake of the shield tunneling machine.
Step five: and the fine adjustment driving unit adjusts the arc-shaped supporting plate to be matched with the arc surface of the shield robot gate.
Step six: and (5) removing the shield machine man-brake and connecting with the shield machine host.
Step seven: the control driving unit lowers the lifting platform to the initial position.
Step eight: and (3) conveying the shield robot brake and the dismounting device thereof to a shield starting working well to hoist the ground by utilizing an electric locomotive.
The above examples are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (10)
1. The utility model provides a device is demolishd to assembled abandon shell disintegration shield constructs machine people floodgate which characterized in that: the lifting device comprises a chassis (1), travelling wheels (2) arranged below the chassis (1), supporting columns (4) arranged on the chassis (1), a lifting platform (6) arranged on the chassis (1) and in sliding fit with the supporting columns (4), and a power device (3) arranged on the chassis (1) and used for lifting the lifting platform (6);
lifting platform (6) are including sliding post (6.1), longeron (6.2), crossbeam (6.3) and arc support (6.4), sliding post (6.1) and support column (4) sliding fit, longeron (6.2) are connected between sliding post (6.1), crossbeam (6.3) are connected between longeron (6.2), arc support (6.4) set firmly on the frame that longeron (6.2) and crossbeam (6.3) are constituteed and the symmetry sets up at longeron (6.2) length direction's both ends.
2. The assembled shell-discarding disassembly shield machine manual brake dismantling device according to claim 1, wherein: the support column (4) comprises a first support column (4.1), a second support column (4.2), a third support column (4.3) and a fourth support column (4.4), which are fixedly arranged on the chassis (1) and are arranged in a rectangular mode.
3. The assembled shell-discarding and-disassembling shield machine manual brake dismantling device according to claim 2, wherein: the cross section of the support column (4) is concave, the cross section of the sliding column (6.1) is convex, and the convex part of the sliding column (6.1) faces the support column (4) and is in sliding fit with the concave part of the support column (4);
the sliding column (6.1) comprises a sliding column I (6.1.1), a sliding column II (6.1.2), a sliding column III (6.1.3) and a sliding column IV (6.1.4), wherein the sliding column I (6.1.1), the sliding column II (6.1.2), the sliding column III (6.1.3) and the sliding column IV (6.1.4) correspond to the positions of the supporting column I (4.1), the supporting column II (4.2), the supporting column III (4.3) and the supporting column IV (4.4).
4. A modular drop-in shield machine man-brake removal apparatus as defined in claim 3, wherein: the longitudinal beam (6.2) comprises a longitudinal beam I (6.2.1) and a longitudinal beam II (6.2.2), the longitudinal beam I (6.2.1) is fixedly arranged between a sliding column I (6.1.1) and a sliding column III (6.1.3), and the longitudinal beam II (6.2.2) is fixedly arranged between a sliding column II (6.1.2) and a sliding column IV (6.1.4).
5. The assembled shell-discarding disassembly shield machine manual brake dismantling device according to claim 4, wherein: the cross beam (6.3) comprises a first cross beam (6.3.1) and a second cross beam (6.3.2), and the first cross beam (6.3.1) and the second cross beam (6.3.2) are fixedly arranged between the first longitudinal beam (6.2.1) and the second longitudinal beam (6.2.2).
6. The assembled shell-discarding disassembly shield machine manual brake dismantling device according to claim 5, wherein: the arc support (6.4) comprises an arc support I (6.4.1) and an arc support II (6.4.2), wherein the arc support I (6.4.1) is fixedly arranged on a longitudinal beam I (6.2.1), a longitudinal beam II (6.2.2) and a transverse beam I (6.3.1), and the arc support II (6.4.2) is fixedly arranged on the longitudinal beam I (6.2.1), the longitudinal beam II (6.2.2) and the transverse beam II (6.3.2).
7. The assembled shell-discarding and-disassembling shield machine manual brake dismantling device according to claim 2, wherein: baffle (5) are installed between the support columns (4) at the outer sides of the arc-shaped supports (6.4).
8. The assembled shell-discarding disassembly shield machine manual brake dismantling device according to claim 7, wherein: the baffle (5) comprises a baffle I (5.1) and a baffle II (5.2), wherein the baffle I (5.1) is fixedly arranged between a support column I (4.1) and a support column II (4.2), and the baffle II (5.2) is fixedly arranged between a support column III (4.3) and a support column IV (4.4).
9. The assembled shell-discarding disassembly shield machine manual brake dismantling device according to claim 1, wherein: the power device (3) comprises a driving unit (3.1) arranged on the chassis (1), fixed pulleys (3.3) and a steel wire rope (3.2) which are respectively fixedly arranged on the top surface and the side surface of the supporting column (4), wherein the steel wire rope (3.2) bypasses the fixed pulleys (3.3) and one end of the steel wire rope is connected with the driving unit (3.1), and the other end of the steel wire rope is connected with the sliding column (6.1).
10. A construction method comprising the assembled shell-discarding and disassembling shield machine manual brake dismantling device as described in any one of claims 1 to 9, which is characterized by comprising the following steps:
step one: according to the design of the construction drawing of the manual brake dismantling device of the assembled shell discarding and disassembling shield machine, the manual brake dismantling device is processed and manufactured by manufacturers and is transported to a construction site;
step two: after the shell-discarding and disassembling shield machine has a disassembling condition, hanging the assembled shell-discarding and disassembling shield machine man-brake disassembling device down the well;
step three: driving the assembled shell-discarding and disassembling shield robot brake dismantling device to the position below the shield robot brake dismantling position;
step four: starting a driving unit to pull the steel wire rope to wind the fixed pulley to lift the lifting platform to the position of the manual brake of the shield tunneling machine;
step five: the fine adjustment driving unit adjusts the arc support to be matched with the arc surface of the shield robot gate;
step six: the shield machine man-brake is dismantled and connected with the shield machine main machine;
step seven: the control driving unit descends the lifting platform to an initial position;
step eight: and (3) conveying the shield robot brake and the dismounting device thereof to a shield starting working well to hoist the ground by utilizing an electric locomotive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410032030.4A CN117552794B (en) | 2024-01-10 | 2024-01-10 | Assembled type shell-discarding and disassembly shield machine man-made brake dismantling device and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410032030.4A CN117552794B (en) | 2024-01-10 | 2024-01-10 | Assembled type shell-discarding and disassembly shield machine man-made brake dismantling device and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117552794A true CN117552794A (en) | 2024-02-13 |
| CN117552794B CN117552794B (en) | 2024-06-14 |
Family
ID=89818871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410032030.4A Active CN117552794B (en) | 2024-01-10 | 2024-01-10 | Assembled type shell-discarding and disassembly shield machine man-made brake dismantling device and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117552794B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149922A (en) * | 2015-08-27 | 2015-12-16 | 北京建工土木工程有限公司 | Dismounting device for dismounting components of shield tunneling machine in tunnel and application of dismounting device |
| CN211078311U (en) * | 2019-10-23 | 2020-07-24 | 张鹏 | Mechanical equipment lifting device for building engineering |
| DE202021103413U1 (en) * | 2020-06-28 | 2021-08-17 | China Railway NO.2 Engineering Group Co., Ltd. | Lifting and support platform for shield station transition and shield station transition system |
| CN114109415A (en) * | 2021-11-30 | 2022-03-01 | 新疆额尔齐斯河流域开发工程建设管理局 | Construction method for disassembling tunnel of shield machine of non-expanding excavation chamber |
| CN216155350U (en) * | 2021-07-08 | 2022-04-01 | 陈伟坤 | Lifting device for replacing shield cutter |
| CN114961759A (en) * | 2022-07-29 | 2022-08-30 | 北京建工土木工程有限公司 | Modular double-shell shield host and shelling, disassembling and remanufacturing method thereof |
| CN220241353U (en) * | 2023-07-21 | 2023-12-26 | 江西中铁工程装备有限公司 | Moving vehicle for disassembling cutter head of shield machine in shield tunnel |
-
2024
- 2024-01-10 CN CN202410032030.4A patent/CN117552794B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149922A (en) * | 2015-08-27 | 2015-12-16 | 北京建工土木工程有限公司 | Dismounting device for dismounting components of shield tunneling machine in tunnel and application of dismounting device |
| CN211078311U (en) * | 2019-10-23 | 2020-07-24 | 张鹏 | Mechanical equipment lifting device for building engineering |
| DE202021103413U1 (en) * | 2020-06-28 | 2021-08-17 | China Railway NO.2 Engineering Group Co., Ltd. | Lifting and support platform for shield station transition and shield station transition system |
| CN216155350U (en) * | 2021-07-08 | 2022-04-01 | 陈伟坤 | Lifting device for replacing shield cutter |
| CN114109415A (en) * | 2021-11-30 | 2022-03-01 | 新疆额尔齐斯河流域开发工程建设管理局 | Construction method for disassembling tunnel of shield machine of non-expanding excavation chamber |
| CN114961759A (en) * | 2022-07-29 | 2022-08-30 | 北京建工土木工程有限公司 | Modular double-shell shield host and shelling, disassembling and remanufacturing method thereof |
| CN220241353U (en) * | 2023-07-21 | 2023-12-26 | 江西中铁工程装备有限公司 | Moving vehicle for disassembling cutter head of shield machine in shield tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117552794B (en) | 2024-06-14 |
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