CN111594214A - Full-face tunneling machine and dual-drive system thereof - Google Patents
Full-face tunneling machine and dual-drive system thereof Download PDFInfo
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- CN111594214A CN111594214A CN202010479027.9A CN202010479027A CN111594214A CN 111594214 A CN111594214 A CN 111594214A CN 202010479027 A CN202010479027 A CN 202010479027A CN 111594214 A CN111594214 A CN 111594214A
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- ring
- power output
- speed reducer
- drive system
- bearing
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- 230000005641 tunneling Effects 0.000 title description 8
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 30
- 230000009977 dual effect Effects 0.000 claims description 11
- 238000009412 basement excavation Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 239000011435 rock Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
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
- E21D9/10—Making by using boring or cutting machines
- E21D9/1086—Drives or transmissions specially adapted therefor
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- 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
- E21D9/112—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary heads
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- 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)
- Gear Transmission (AREA)
Abstract
The invention discloses a full-face heading machine and a dual-drive system thereof, comprising: the external drive system comprises an external drive motor, an external drive speed reducer, an outer ring gear and an external power output gear ring, wherein an output shaft of the external drive motor is connected with an input shaft of the external drive speed reducer; the inner driving system comprises an inner driving motor, an inner driving speed reducer, an inner ring gear and an inner power output gear ring, wherein the inner ring gear is positioned at the inner ring of the outer ring gear, an output shaft of the inner driving motor is connected with an input shaft of the inner driving speed reducer, an output shaft of the inner driving speed reducer is connected with the inner ring gear, and the inner ring gear is connected with the inner power output gear ring. Because the outer power output gear ring and the inner power output gear ring can work independently, the configuration capacity of the total driving power is improved, and the rotating speed of the two gear rings is adjusted to adapt to more complex working conditions.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a dual-drive system and a full-face tunneling machine comprising the dual-drive system.
Background
The full-face tunneling machine is a machine which utilizes a rotary cutter head to perform tunnel excavation, crush surrounding rocks in a tunnel and advance forward, so that the tunnel is formed in sequence.
A cutterhead driving system is a key core component of a full-face tunneling machine, and a single driving system is generally adopted for driving in the current cutterhead driving mode. Because the full-face tunneling machine often needs to work under the conditions that the environment is severe, the geology is complex and the like which are difficult to predict, in tunnel construction, the tunnel stratum structure is complex, the working conditions of a rock tunnel with large burial depth, long distance, high water pressure, multiple crushing and high strength are often met, the phenomena of water burst, sand burst, collapse and the like are often met in tunnel construction, if the traditional full-face tunneling machine driven by a single driving system is used for carrying out construction operation on the tunnel with high difficulty construction conditions such as uneven geology hardness, large tunnel excavation diameter and the like, a single cutter head needs to bear large torque, and a bearing and a gear ring matched with the cutter head also need to bear considerable load. And when the condition of extremely hard rock is met, the bearing capacity of a single driving system is obviously insufficient, and meanwhile, the cutter head is easily subjected to unbalance loading under extreme working conditions such as collapse and the like, so that the abrasion of part of cutters is aggravated, and the service lives of the cutter head, corresponding bearings and gear rings are shortened.
Therefore, how to provide a driving system suitable for complex working conditions is a technical problem that needs to be solved by those skilled in the art at present.
Disclosure of Invention
In view of this, an object of the present invention is to provide a dual-drive system, which is capable of adapting to complex working conditions, and two sets of drive systems can work independently without interfering with each other, so as to improve the total power configuration capability of the drive.
In order to achieve the purpose, the invention provides the following technical scheme:
a dual drive system, comprising: the external driving system comprises an external driving motor, an external driving speed reducer, an outer ring gear and an external power output gear ring, wherein an output shaft of the external driving motor is connected with an input shaft of the external driving speed reducer, an output shaft of the external driving speed reducer is connected with the outer ring gear, and the outer ring gear is connected with the external power output gear ring; the inner driving system comprises an inner driving motor, an inner driving speed reducer, an inner ring gear and an inner power output gear ring, wherein the inner ring gear is positioned on the inner ring of the outer ring gear, an output shaft of the inner driving motor is connected with an input shaft of the inner driving speed reducer, an output shaft of the inner driving speed reducer is connected with the inner ring gear, and the inner ring gear is connected with the inner power output gear ring.
Preferably, still include outer cutter head and interior cutter head, interior cutter head is located outer cutter head inner circle, outer power take off ring gear with outer cutter head is connected, interior power take off ring gear with interior cutter head is connected.
Preferably, still include outer ring flange and interior ring flange, outer ring flange respectively with outer blade disc with outer power take off ring gear connects, interior ring flange respectively with interior blade disc with interior power take off ring gear connects.
Preferably, the bearing device further comprises an outer bearing, an outer bearing seat, an inner bearing and an inner bearing seat, wherein the outer flange plate is supported on the outer bearing seat through the outer bearing, and the inner flange plate is supported on the inner bearing seat through the inner bearing.
Preferably, the outer bearing seat and the inner bearing seat are the same bearing seat.
Preferably, the outer bearing is an outer three-row cylindrical roller bearing, the inner bearing is an inner three-row cylindrical roller bearing, the outer three-row cylindrical roller bearing is used for axially and radially bearing the outer flange plate, and the inner three-row cylindrical roller bearing is used for axially and radially bearing the inner flange plate.
A full face tunnel boring machine comprises the dual drive system.
Compared with the prior art, the technical scheme has the following advantages:
the invention provides a full-face heading machine and a dual-drive system thereof, comprising: the external drive system comprises an external drive motor, an external drive speed reducer, an outer ring gear and an external power output gear ring, wherein an output shaft of the external drive motor is connected with an input shaft of the external drive speed reducer; the inner driving system comprises an inner driving motor, an inner driving speed reducer, an inner ring gear and an inner power output gear ring, wherein the inner ring gear is positioned at the inner ring of the outer ring gear, an output shaft of the inner driving motor is connected with an input shaft of the inner driving speed reducer, an output shaft of the inner driving speed reducer is connected with the inner ring gear, and the inner ring gear is connected with the inner power output gear ring. Because the outer power output gear ring and the inner power output gear ring can work independently, the configuration capacity of the total driving power is improved, and the rotating speed of the two gear rings is adjusted to adapt to more complex working conditions.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic cross-sectional view of a dual drive system according to an embodiment of the present invention.
The reference numbers are as follows:
the device comprises an outer driving motor 1, an inner driving motor 2, an outer driving speed reducer 3, an inner driving speed reducer 4, an outer ring gear 5, an outer power output gear ring 6, an inner ring gear 7, an inner power output gear ring 8, an outer three-row cylindrical roller bearing 9, an inner three-row cylindrical roller bearing 10, an outer flange plate 11, an inner flange plate 12, an outer cutter head 13 and an inner cutter head 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic cross-sectional structural diagram of a dual drive system according to an embodiment of the present invention.
The embodiment of the invention provides a dual-drive system, which comprises: the external drive system comprises an external drive motor 1, an external drive speed reducer 3, an outer ring gear 5 and an external power output gear ring 6, wherein an output shaft of the external drive motor 1 is connected with an input shaft of the external drive speed reducer 3, an output shaft of the external drive speed reducer 3 is connected with the outer ring gear 5, and the outer ring gear 5 is connected with the external power output gear ring 6; the internal driving system comprises an internal driving motor 2, an internal driving speed reducer 4, an inner ring gear 7 and an internal power output gear ring 8, wherein the inner ring gear 7 is positioned at the inner ring of the outer ring gear 5, the output shaft of the internal driving motor 2 is connected with the input shaft of the internal driving speed reducer 4, the output shaft of the internal driving speed reducer 4 is connected with the inner ring gear 7, and the inner ring gear 7 is connected with the internal power output gear ring 8. Because the outer power output gear ring 6 and the inner power output gear ring 8 can work independently, the configuration capacity of the total driving power is improved, and the complex working conditions can be adapted by adjusting the rotating speeds of the two gear rings.
Specifically, when the dual-drive system is applied to a cutter head drive system, the dual-drive system further comprises an outer cutter head 13 and an inner cutter head 14, the inner cutter head 14 is located at the inner ring of the outer cutter head 13, the outer power output gear ring 6 is connected with the outer cutter head 13, and the inner power output gear ring 8 is connected with the inner cutter head 14, wherein the inner cutter head 14 and the outer cutter head 13 can be respectively excavated according to requirements, so that the excavation condition is improved, the excavation risk is reduced, the excavation efficiency is improved, and the uniformity of excavation geology is kept. Besides being used for a cutter head driving system, the driving mechanism can also be suitable for the scenes of high thrust and high torque transmission.
Furthermore, the cutter head further comprises an outer flange plate 11 and an inner flange plate 12, wherein the outer flange plate 11 is connected with an outer cutter head 13 and the outer power output gear ring 6 respectively, and the inner flange plate 12 is connected with an inner cutter head 14 and the inner power output gear ring 8 respectively. In addition, the bearing device also comprises an outer bearing, an outer bearing seat, an inner bearing and an inner bearing seat, wherein the outer flange plate 11 is supported on the outer bearing seat through the outer bearing, and the inner flange plate 12 is supported on the inner bearing seat through the inner bearing. The flange plate is supported through the bearing, and the supporting stability of the cutter head can be improved. The outer bearing seat and the inner bearing seat are preferably the same bearing seat, and can also be the same bearing inner ring.
Specifically, the outer bearing is preferably an outer three-row cylindrical roller bearing 9, the inner bearing is preferably an inner three-row cylindrical roller bearing 10, the outer three-row cylindrical roller bearing 9 is used for axially and radially bearing an outer flange plate 11, the inner three-row cylindrical roller bearing 10 is used for axially and radially bearing an inner flange plate 12, and the outer three-row cylindrical roller bearing 9 and the inner three-row cylindrical roller bearing 10 are high in bearing capacity and capable of adapting to construction conditions of extremely hard rock.
The invention also discloses a full-face heading machine which comprises the dual-drive system provided by any one of the embodiments. The beneficial effects of the dual-drive system can be obtained by referring to the dual-drive system, and the details are not repeated herein.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The full-face tunneling machine and the dual-drive system thereof provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (7)
1. A dual drive system, comprising:
the external driving system comprises an external driving motor, an external driving speed reducer, an outer ring gear and an external power output gear ring, wherein an output shaft of the external driving motor is connected with an input shaft of the external driving speed reducer, an output shaft of the external driving speed reducer is connected with the outer ring gear, and the outer ring gear is connected with the external power output gear ring;
the inner driving system comprises an inner driving motor, an inner driving speed reducer, an inner ring gear and an inner power output gear ring, wherein the inner ring gear is positioned on the inner ring of the outer ring gear, an output shaft of the inner driving motor is connected with an input shaft of the inner driving speed reducer, an output shaft of the inner driving speed reducer is connected with the inner ring gear, and the inner ring gear is connected with the inner power output gear ring.
2. The dual drive system according to claim 1, further comprising an outer cutter and an inner cutter, said inner cutter being located inside said outer cutter, said outer power output gear ring being connected to said outer cutter, said inner power output gear ring being connected to said inner cutter.
3. A dual drive system according to claim 2, further comprising an outer flange and an inner flange, said outer flange being connected to said outer cutter head and said outer power output gear ring, respectively, and said inner flange being connected to said inner cutter head and said inner power output gear ring, respectively.
4. The dual drive system according to claim 3, further comprising an outer bearing, an outer bearing seat, an inner bearing, and an inner bearing seat, said outer flange being supported on said outer bearing seat by said outer bearing, said inner flange being supported on said inner bearing seat by said inner bearing.
5. The dual drive system of claim 4, wherein the outer bearing block and the inner bearing block are the same bearing block.
6. The dual drive system of claim 5, wherein said outer bearing is an outer three rows of cylindrical roller bearings, said inner bearing is an inner three rows of cylindrical roller bearings, said outer three rows of cylindrical roller bearings are adapted to axially and radially carry said outer flange, and said inner three rows of cylindrical roller bearings are adapted to axially and radially carry said inner flange.
7. A full face tunnel boring machine comprising a dual drive system according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479027.9A CN111594214A (en) | 2020-05-29 | 2020-05-29 | Full-face tunneling machine and dual-drive system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479027.9A CN111594214A (en) | 2020-05-29 | 2020-05-29 | Full-face tunneling machine and dual-drive system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111594214A true CN111594214A (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010479027.9A Pending CN111594214A (en) | 2020-05-29 | 2020-05-29 | Full-face tunneling machine and dual-drive system thereof |
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| Country | Link |
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| CN (1) | CN111594214A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112809067A (en) * | 2021-01-22 | 2021-05-18 | 卧龙电气驱动集团股份有限公司 | Double-cylinder scrap steel shear with left shear body and right shear body capable of synchronously rotating and shearing |
| CN113137240A (en) * | 2021-05-29 | 2021-07-20 | 中铁路安工程咨询有限公司 | A tunnelling aircraft nose for construction is pushed away to secret culvert pipe |
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| CN105605108A (en) * | 2014-11-14 | 2016-05-25 | 中国航空工业第六一八研究所 | Double redundancy rotation support structure |
| CN106150513A (en) * | 2016-08-30 | 2016-11-23 | 中铁工程装备集团有限公司 | A kind of shield body anti-rolling type rock tunnel(ling) machine |
| CN206397507U (en) * | 2017-01-16 | 2017-08-11 | 中铁工程装备集团有限公司 | It is a kind of to possess double dynamical driving owner's drive system |
| CN110486028A (en) * | 2019-09-17 | 2019-11-22 | 一重集团大连工程技术有限公司 | Shield excavation machine main drive |
-
2020
- 2020-05-29 CN CN202010479027.9A patent/CN111594214A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1818407A (en) * | 2005-02-08 | 2006-08-16 | 北村机械株式会社 | Rotary apparatus |
| CN101769155A (en) * | 2010-01-26 | 2010-07-07 | 重庆大学 | Double-drive planetary transmission driving system of shield machine |
| CN101793312A (en) * | 2010-02-11 | 2010-08-04 | 中国矿业大学 | Magneto-rheological stepless speed changer |
| CN102022121A (en) * | 2010-11-19 | 2011-04-20 | 南车资阳机车有限公司 | Cutter driving device of shield machine |
| CN103016633A (en) * | 2012-12-11 | 2013-04-03 | 大连理工大学 | Dual-drive tunnel heading machine speed reducer |
| CN103016020A (en) * | 2012-12-31 | 2013-04-03 | 浙江大学 | Compound driving device of TBM cutting disc motor hydraulic motor |
| CN103485778A (en) * | 2013-05-23 | 2014-01-01 | 西安交通大学 | Three-level plane-type cutterhead system with adjustable rotating speed at all levels for full face rock tunnel boring machine |
| CN105605108A (en) * | 2014-11-14 | 2016-05-25 | 中国航空工业第六一八研究所 | Double redundancy rotation support structure |
| CN106150513A (en) * | 2016-08-30 | 2016-11-23 | 中铁工程装备集团有限公司 | A kind of shield body anti-rolling type rock tunnel(ling) machine |
| CN206397507U (en) * | 2017-01-16 | 2017-08-11 | 中铁工程装备集团有限公司 | It is a kind of to possess double dynamical driving owner's drive system |
| CN110486028A (en) * | 2019-09-17 | 2019-11-22 | 一重集团大连工程技术有限公司 | Shield excavation machine main drive |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112809067A (en) * | 2021-01-22 | 2021-05-18 | 卧龙电气驱动集团股份有限公司 | Double-cylinder scrap steel shear with left shear body and right shear body capable of synchronously rotating and shearing |
| CN113137240A (en) * | 2021-05-29 | 2021-07-20 | 中铁路安工程咨询有限公司 | A tunnelling aircraft nose for construction is pushed away to secret culvert pipe |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200828 |
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| RJ01 | Rejection of invention patent application after publication |