CN209604005U - A kind of open type double structure development machine - Google Patents
A kind of open type double structure development machine Download PDFInfo
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- CN209604005U CN209604005U CN201920052172.1U CN201920052172U CN209604005U CN 209604005 U CN209604005 U CN 209604005U CN 201920052172 U CN201920052172 U CN 201920052172U CN 209604005 U CN209604005 U CN 209604005U
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- shield
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- support
- tbm
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Abstract
The utility model discloses a kind of open type double structure development machine, solve the technical problem that open type TBM supporting workload is big, driving speed is low and the technical problem that shield formula TBM construction cost is high, card machine processing is difficult.The utility model includes including by the connected anterior shield of the main propelling cylinder being arranged on girder and support boots shield, main propelling cylinder is arranged on girder, support shoe system is provided on support boots shield, the front end of girder is connected with anterior shield, the rear end that girder passes through support boots shield is provided with duct piece assembling machine, it is provided with jumbolter and arch erector on girder between anterior shield and support boots shield, supports and is provided with auxiliary propulsion oil cylinder corresponding with the section of jurisdiction ring of duct piece assembling machine assembly on boots shield.The advantages of the utility model has top closed supporting, the totally enclosed function of section of jurisdiction supporting, has both open type TBM, shield formula TBM, and the defect of two kinds of types is overcome, open type and enclosed combination construction can be carried out in the same tunnel.
Description
Technical field
The utility model relates to Boring Machine Technique fields, particularly relate to a kind of open type double structure development machine.
Background technique
Rock tunnel, which excavates, at present mainly applies rock tunnel development machine (abbreviation TBM), and TBM can be divided into unlimited according to type
Formula TBM and shield formula TBM, open type TBM are encountering unfavorable geological condition (such as fault belt, surrounding rock collapse, rock burst, alteration
Stratum) when, supporting workload is big, and driving speed is low；Shield formula TBM requires to carry out during whole tunnel excavation continuous
Section of jurisdiction supporting, construction cost is high, and when encountering country rock large deformation, there are card machine risks, lead to the serious lag of construction period.
For above situation, the utility model has the advantage of open type TBM, shield formula TBM concurrently, when coping with unfavorable geology
Quick closure supporting can be carried out to unfavorable geology, and guarantee smoothly driving is quickly converted between two kinds of propulsion modes.
Utility model content
For the deficiency in above-mentioned background technique, the utility model proposes a kind of open type double structure development machines, solve
The technical problem and shield formula TBM construction cost that open type TBM supporting workload is big, driving speed is low are high, card machine processing is difficult
The technical issues of.
The technical solution of the utility model is achieved in that a kind of open type double structure development machine, including passes through setting
The anterior shield and support boots shield, main propelling cylinder that main propelling cylinder on girder is connected are arranged on girder, support and are provided on boots shield
Shoe system is supportted, the front end of girder is connected with anterior shield, and the rear end that girder passes through support boots shield is provided with duct piece assembling machine, anterior shield and support boots
It is provided with jumbolter and arch erector on girder between shield, supports the section of jurisdiction being provided on boots shield with duct piece assembling machine assembly
The corresponding auxiliary propulsion oil cylinder of ring.Jumbolter and arch erector in the technical program can be installed in tunnel roof to encircle
Frame, anchor pole and reinforcing bar row, are able to solve current open type TBM when encountering the geological conditions such as unfavorable geology, especially rock burst, enclose
The safety issue of host operating area personnel caused by rock slump, avalanche etc.；Auxiliary propulsion oil cylinder and duct piece assembling machine are set,
Overcome that the support stretcher for boot and shoe that geological conditions is changeable, occurs when tunneling from crushed zone to the preferable stratum of geology is not tight, support boots skid, thrust
Insufficient problem；Simultaneously also can solve double-shielded TBM fault belt, surrouding rock deformation geological conditions driving when, due to shield body compared with
Long and closing, is not easy to observe Change in surrounding rocks, is also not easy to carry out bad country rock on card shield caused by handling etc., card machine problem.
Further, the one end of girder close to anterior shield is arranged in the jumbolter and arch erector, can make supporting
Operation fully ensures that construction safety as far as possible close to anterior shield.
A kind of application method of open type double structure development machine, including non-support open wide boring mode, open wide supporting driving
Mode and combination supporting boring mode, before non-support opens wide boring mode and unlimited supporting boring mode by support shoe system offer
Into thrust, combination supporting boring mode provides forward thrust by auxiliary propulsion oil cylinder.
The unlimited supporting boring mode is the following steps are included: step 1: anchor pole and steel mesh piece are installed using jumbolter,
Suo Gu is carried out to the rock in joints development area；Step 2: after completing the Suo Gu in step 1, starting support shoe system compresses Tunnel
Wall；Step 3: starting cutterhead and main propelling cylinder tunnel forward.
Jumbolter and arch erector in the utility model can install arch, anchor pole and reinforcing bar in tunnel roof
Row, is able to solve current open type TBM when encountering the geological conditions such as unfavorable geology, especially rock burst, country rock slump, avalanche etc.
The safety issue of caused host operating area personnel；Auxiliary propulsion oil cylinder and duct piece assembling machine are set, geology item is overcome
The support stretcher for boot and shoe that part is changeable, occurs when tunneling from crushed zone to the preferable stratum of geology is not tight, support boots skid, thrust deficiency problem；Together
When also can solve double-shielded TBM fault belt, surrouding rock deformation geological conditions driving when, due to shield body is longer and close, no
It easily observes Change in surrounding rocks, be not easy to carry out bad country rock on card shield caused by handling etc., card machine problem.The utility model has anchor
Bar, arch, reinforcing bar discharge into the top closed supporting of row, the totally enclosed function of section of jurisdiction supporting, while having both open type TBM, shield formula
The advantages of TBM, and the defect of two kinds of types is overcome, open type can be carried out in the same tunnel and enclosed combination is applied
Work.
Detailed description of the invention
It, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of the utility model embodiment
It is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1, a kind of open type double structure development machine, as shown in Figure 1, including featured on girder 5 by being arranged in
The connected anterior shield 2 of oil inlet cylinder 6 and support boots shield 7, support and are provided with support shoe system on boots shield 7, and support shoe system includes and Tunnel wall phase
The support boots 8 of press.The setting of cutterhead 1 is connected in 2 front side of anterior shield, the front end of the girder 5 with anterior shield 2, and girder 5 passes through support boots shield 7
Rear end be provided with duct piece assembling machine 11, jumbolter 4 and arch installation are provided on the girder 5 between anterior shield 2 and support boots shield 7
Device supports and is provided with auxiliary propulsion oil cylinder 9 corresponding with the assembled section of jurisdiction ring 12 of duct piece assembling machine 11 on boots shield 7.
Jumbolter 4 and arch erector in the technical program can install arch 3, anchor pole and reinforcing bar in tunnel roof
Row, is able to solve current open type TBM when encountering the geological conditions such as unfavorable geology, especially rock burst, country rock slump, avalanche etc.
The safety issue of caused host operating area personnel；Auxiliary propulsion oil cylinder 9 and duct piece assembling machine 11 are set, realize two kinds
Propulsion mode.When support boots 8 are unable to satisfy propulsion demand, another propulsion mode can be converted, is existed using duct piece assembling machine 11
Section of jurisdiction 10 is assembled into section of jurisdiction ring 12 by 7 rear side of support boots shield, is then matched, is realized with section of jurisdiction ring 12 using auxiliary propulsion oil cylinder 9
The reliable advance of development machine overcomes the support stretcher for boot and shoe that geological conditions is changeable, occurs when tunneling from crushed zone to the preferable stratum of geology
Not tight, the skidding of support boots, thrust deficiency problem.Meanwhile the technical program also can solve double-shielded TBM in fault belt, country rock
When deforming geological conditions driving, since shield body is longer and closes, it is not easy to observe Change in surrounding rocks, is not easy to handle bad country rock
Card shield, card machine problem Deng caused by.
Embodiment 2, a kind of open type double structure development machine, the jumbolter 4 and the setting of arch erector are leaned in girder 5
Nearby one end of shield 2 can make supporting operation close to anterior shield 2, fully ensure that and work between anterior shield 2 and support boots shield 7 as far as possible
The safety in region.
The other structures of the present embodiment are same as Example 1.
The utility model includes that non-support opens wide boring mode, opens wide supporting boring mode and combination supporting boring mode,
Non-support opens wide boring mode and unlimited supporting boring mode and provides forward thrust, combination supporting boring mode by support shoe system
Forward thrust is provided by auxiliary propulsion oil cylinder 9.
When tunneling under the conditions of geological conditions is preferable, boring mode is opened wide using non-support；Encountering wall-rock crack hair
Educate integrality it is poor when, using unlimited supporting boring mode, comprising the following steps:
Step 1: installing anchor pole and steel mesh piece using jumbolter 4, carries out Suo Gu to the rock in joints development area；
Step 2: after completing the Suo Gu in step 1, starting support shoe system compresses Tunnel wall；
Step 3: starting cutterhead 1 and main propelling cylinder 6 tunnel forward.
Embodiment 4, a kind of application method of open type double structure development machine, in geology crushed zone, rock burst stratum, alteration
When layer is tunneled, using combination supporting boring mode, comprising the following steps:
Step S1: it is arranged using arch erector installation arch, reinforcing bar, anchor pole, arch, reinforcing bar is installed using jumbolter 4
Row and anchor pole composition joint top shield carry out Suo Gu to the rock in joints development area, guarantee host region operating personnel safety；
Step S2: after completing the Suo Gu in step S1, starting support shoe system makes to support boots compression Tunnel wall；
Step S3: starting knife 1 and main propelling cylinder 6 tunnel forward, until step S1 in joint top shield from support boots
Expose in shield tail portion；
Step S4: using duct piece assembling machine on the inside of the joint top shield of step S3 segment assembly 10, stroke section of jurisdiction ring
12, and then form wholecircle and close supporting construction, fully ensure that the reliability and safety of supporting.
Other implementation methods of the present embodiment are same as Example 3.
Further, when the step S2 can not compress Tunnel wall and lead to not tunnel forward, support shoe system is withdrawn
The extruding of boots 8 and Tunnel wall is supportted, then the rear segment assembly ring 12 using duct piece assembling machine 11 in support boots shield 7, section of jurisdiction ring
Start auxiliary propulsion oil cylinder 9 after 12 assembly, presses against auxiliary propulsion oil cylinder 9 and pushing away of tunneling forward is provided on section of jurisdiction ring 12
Power.
The not detailed place of the utility model is conventional technical means known in those skilled in the art.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (2)
1. a kind of open type double structure development machine, including the connected anterior shield of the main propelling cylinder (6) by being arranged on girder (5)
(2) and boots shield (7) are supportted, is provided with support shoe system in support boots shield (7), it is characterised in that: the front end of girder (5) and anterior shield (2) phase
Even, the rear end that girder (5) passes through support boots shield (7) is provided with duct piece assembling machine (11), the master between anterior shield (2) and support boots shield (7)
It is provided with jumbolter (4) and arch erector on beam (5), is provided in support boots shield (7) and duct piece assembling machine (11) assembly
The corresponding auxiliary propulsion oil cylinder (9) of section of jurisdiction ring (12).
2. open type double structure development machine according to claim 1, it is characterised in that: the jumbolter (4) and arch
Erector setting is in girder (5) close to the one end of anterior shield (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920052172.1U CN209604005U (en) | 2019-01-14 | 2019-01-14 | A kind of open type double structure development machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920052172.1U CN209604005U (en) | 2019-01-14 | 2019-01-14 | A kind of open type double structure development machine |
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| CN209604005U true CN209604005U (en) | 2019-11-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578002A (en) * | 2019-01-14 | 2019-04-05 | 中铁工程装备集团有限公司 | A kind of open type double structure development machine and its application method |
| CN111878101A (en) * | 2020-08-26 | 2020-11-03 | 黄河勘测规划设计研究院有限公司 | Method for protecting rock burst by using telescopic containment during open type TBM construction |
| CN111963192A (en) * | 2020-08-31 | 2020-11-20 | 中铁工程装备集团有限公司 | Novel TBM and construction method thereof |
| CN113187488A (en) * | 2021-03-09 | 2021-07-30 | 中铁工程装备集团有限公司 | Double-structure TBM hydraulic propulsion system and double-structure TBM |
-
2019
- 2019-01-14 CN CN201920052172.1U patent/CN209604005U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578002A (en) * | 2019-01-14 | 2019-04-05 | 中铁工程装备集团有限公司 | A kind of open type double structure development machine and its application method |
| CN111878101A (en) * | 2020-08-26 | 2020-11-03 | 黄河勘测规划设计研究院有限公司 | Method for protecting rock burst by using telescopic containment during open type TBM construction |
| CN111878101B (en) * | 2020-08-26 | 2021-11-23 | 黄河勘测规划设计研究院有限公司 | Method for protecting rock burst by using telescopic containment during open type TBM construction |
| CN111963192A (en) * | 2020-08-31 | 2020-11-20 | 中铁工程装备集团有限公司 | Novel TBM and construction method thereof |
| CN111963192B (en) * | 2020-08-31 | 2022-04-12 | 中铁工程装备集团有限公司 | Novel TBM and construction method thereof |
| CN113187488A (en) * | 2021-03-09 | 2021-07-30 | 中铁工程装备集团有限公司 | Double-structure TBM hydraulic propulsion system and double-structure TBM |
| CN113187488B (en) * | 2021-03-09 | 2022-03-11 | 中铁工程装备集团有限公司 | Double-structure TBM hydraulic propulsion system and double-structure TBM |
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