CN107083965B - Multi-cutter driving system for tunneling equipment, cutter head and tunneling equipment - Google Patents
Multi-cutter driving system for tunneling equipment, cutter head and tunneling equipment Download PDFInfo
- Publication number
- CN107083965B CN107083965B CN201710433146.9A CN201710433146A CN107083965B CN 107083965 B CN107083965 B CN 107083965B CN 201710433146 A CN201710433146 A CN 201710433146A CN 107083965 B CN107083965 B CN 107083965B
- Authority
- CN
- China
- Prior art keywords
- cutterhead
- driving
- drive
- cutter
- tunneling equipment
- 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
- 230000005641 tunneling Effects 0.000 title claims abstract description 23
- 238000010276 construction Methods 0.000 abstract description 9
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 230000033228 biological regulation Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization 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
- E21D9/06—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
-
- 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 provides a multi-cutter driving system for tunneling equipment, a cutter head and tunneling equipment, which comprises at least one driving unit, wherein the driving unit comprises a plurality of groups of frequency converters and a plurality of groups of cutter head driving components which are arranged corresponding to the cutter head, each group of cutter head driving components comprises a plurality of driving motors, the number of the frequency converters of each group of driving units is equal to that of the driving motors of each group of cutter head driving components, and the output ends of the frequency converters are correspondingly connected with the driving motors one by one; the cutterhead comprises a cutterhead body and the multi-cutter-disc driving system for tunneling equipment, wherein the multi-cutter-disc driving system is in driving connection with the cutterhead body; the tunneling equipment comprises a shield body and the cutterhead, wherein the cutterhead is arranged at the front end of the shield body. The invention has the advantages of improving the driving reliability and safety of the cutterhead, ensuring the continuity of construction operation and the like.
Description
Technical Field
The invention relates to the field of cutterhead driving, in particular to a multi-cutter disc driving system for tunneling equipment, a cutterhead and tunneling equipment.
Background
Along with the acceleration of the modern construction process in China, the use frequency of the multi-cutter tunneling equipment (such as rectangular jacking pipes, special-shaped shields and the like) in urban construction is higher and higher, and the reliability requirement on the cutter head main driving mode of the multi-cutter tunneling equipment is higher and higher. At present, the existing cutterhead driving mode takes a plurality of motors for driving the same cutterhead by a single frequency converter as a main application mode, and in the mode, when the single frequency converter fails, a certain cutterhead cannot work, equipment is stopped due to the failure, so that the construction progress is delayed, and meanwhile, potential safety hazards can be brought to special sections.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects of the prior art and providing a multi-cutter driving system for tunneling equipment, a cutter head and tunneling equipment, which are used for improving the reliability and safety of cutter head driving and guaranteeing the continuity of construction operation.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the utility model provides a multitool dish actuating system for tunnelling equipment, includes at least one drive unit, drive unit includes multiunit converter and multiunit and the blade disc drive assembly that the blade disc corresponds the setting, every group the blade disc drive assembly includes a plurality of driving motor, every group drive unit's converter quantity equals with every group the driving motor quantity of blade disc drive assembly, just the output of converter with driving motor one-to-one is connected.
As a further improvement of the above technical scheme:
and a contactor for realizing the motor reversing function is arranged between the frequency converter and the driving motor.
The input end of the frequency converter is provided with a breaker for controlling the on-off of current.
And the input end of the frequency converter is provided with a reactor for removing interference signals.
Along the current direction, the reactor is arranged at the downstream of the circuit breaker.
The drive units are at least two groups.
And a plurality of groups of driving units are arranged in parallel.
The cutterhead driving assemblies of the driving units are at least two groups.
The cutterhead comprises a cutterhead body and the multi-cutter-disc driving system for tunneling equipment, wherein the multi-cutter-disc driving system is in driving connection with the cutterhead body.
The tunneling equipment comprises a shield body and the cutterhead, wherein the cutterhead is arranged at the front end of the shield body.
Compared with the prior art, the invention has the advantages that:
the invention is provided with the driving units, the number of the frequency converters of each group of driving units is equal to that of the driving motors of the cutterhead driving assembly, the output ends of the frequency converters are connected with the driving motors in a one-to-one correspondence manner, namely, a plurality of driving motors in the cutterhead driving assembly are respectively connected with different frequency converters, when one frequency converter fails, other frequency converters can still drive the driving motors of the cutterhead to operate, the normal operation of the cutterhead under the failure condition is realized, the reliability and the safety of cutterhead driving are improved, and the continuity of construction operation is ensured. The cutterhead and the tunneling device have the advantages.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 is a schematic structural view of the present invention.
The reference numerals in the drawings denote:
1. a driving unit; 11. a frequency converter; 12. a cutterhead driving assembly; 121. a driving motor; 2. a contactor; 3. a reactor; 4. a circuit breaker.
Detailed Description
The invention will be described in further detail with reference to the drawings and the specific examples, which are not intended to limit the scope of the invention.
As shown in fig. 1, the multi-cutter driving system for a tunneling device of the embodiment includes at least one driving unit 1, where the driving unit 1 includes a plurality of groups of frequency converters 11 and a plurality of groups of cutter driving components 12, and the frequency converters 11 can drive the cutter driving components 12 and have functions of speed regulation, voltage regulation, frequency modulation, voltage stabilization, etc.; each group of cutterhead driving assemblies 12 comprises a plurality of driving motors 121, the number of frequency converters 11 of each group of driving units 1 is equal to that of the driving motors 121 of each group of cutterhead driving assemblies 12, and output ends of the frequency converters 11 are connected with the driving motors 121 in a one-to-one correspondence mode. The invention is provided with the driving units 1, the number of the frequency converters 11 of each group of driving units 1 is equal to that of the driving motors 121 of one cutterhead driving assembly 12, and the output ends of the frequency converters 11 are connected with the driving motors 121 in a one-to-one correspondence manner, namely, the plurality of driving motors 121 in the cutterhead driving assembly 12 are respectively connected with different frequency converters 11, when one frequency converter 11 fails, other frequency converters 11 can still drive the driving motors 121 of the cutterhead to operate, so that the normal operation of the cutterhead under the failure condition is realized, the reliability and the safety of cutterhead driving are improved, and the continuity of construction operation is ensured.
In this embodiment, two driving units 1 are provided, the two driving units 1 are connected in parallel and are connected with a driving power source, in other embodiments, the number of the driving units 1 can be adjusted correspondingly according to the number of cutterheads, and the setting of the plurality of driving units 1 enables the cutterhead driving assembly 12 to be driven by the frequency converters 11 of different driving units 1, so that the load of the frequency converters 11 under the condition of multiple cutterheads is reduced.
In this embodiment, three driving motors 121 are provided for each set of cutterhead driving assemblies 12 of the driving unit 1, and three frequency converters 11 of the driving unit 1 are connected in a one-to-one correspondence manner, and in other embodiments, the number of driving motors 121 of each set of cutterhead driving assemblies 12 can be set according to the specific cutterhead working requirements, so that the number of frequency converters 11 can be selected.
In this embodiment, the number of the cutterhead driving assemblies 12 of each driving unit 1 is three, three groups of cutterheads are arranged in the driving units 1, each group of cutterhead driving assemblies 12 is correspondingly connected with one group of cutterheads, and each driving unit 1 is provided with a plurality of groups of cutterhead driving assemblies 12, so that the frequency converter 11 can be connected with a plurality of driving motors, and the utilization rate of the frequency converter 11 is improved. In other embodiments, the number of cutterhead drive assemblies 12 may be adjusted depending on the specifics of the frequency converter 11.
In this embodiment, a contactor 2 is disposed between the frequency converter 11 and the driving motor 121, and the contactor 2 is used to implement the reversing function of the motor, so as to implement the forward and reverse rotation of the cutterhead. In the embodiment, the input end of the frequency converter 11 is provided with a breaker 4, and the breaker 4 is used for carrying and switching on and off the current under the condition of switching on and off an abnormal loop; in this embodiment, the input end of the frequency converter 11 is provided with the reactor 3, and along the current direction, the reactor 3 is arranged at the downstream of the circuit breaker 4, and the reactor 3 can remove interference signals, thereby playing the roles of current limiting and filtering and protecting the frequency converter 11.
In this embodiment, the cutterhead includes a cutterhead body and the multi-cutter driving system for tunneling equipment described in the foregoing embodiment, where the multi-cutter driving system is in driving connection with the cutterhead body. The cutterhead has the advantages of improving the driving reliability and safety of the cutterhead, ensuring the continuity of construction operation and the like.
In this embodiment, the tunneling device includes a shield body and the cutterhead in the foregoing embodiment, where the cutterhead is disposed at the front end of the shield body. The tunneling equipment has the advantages of improving the driving reliability and safety of the cutterhead, ensuring the continuity of construction operation and the like.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (7)
1. The utility model provides a multitool dish actuating system for tunneling equipment, its characterized in that, includes drive unit, drive unit includes multiunit converter and multiunit and the cutterhead drive assembly that the cutterhead corresponds the setting, every group cutterhead drive assembly includes a plurality of driving motor, drive unit's converter quantity equals with every group cutterhead drive assembly's driving motor quantity, every group a plurality of in the cutterhead drive assembly driving motor connects different respectively the output of converter, the input of converter is equipped with the circuit breaker of control current break-make, drive unit is two sets at least, every drive unit's cutterhead drive assembly is two sets at least.
2. A multi-blade disc drive system for a ripper apparatus as in claim 1 wherein a contactor is provided between the transducer and the drive motor to effect motor commutation.
3. A multi-cutter drive system for a ripper apparatus as in claim 2 wherein the input of the frequency converter is provided with a reactor for removing interference signals.
4. A multi-blade drive system for a ripper apparatus as in claim 3 wherein the reactor is located downstream of the breaker in the current direction.
5. A multi-cutter drive system for a ripper apparatus as in claim 4 wherein a plurality of sets of the drive units are arranged in parallel.
6. A cutterhead comprising a cutterhead body, further comprising a multi-disc drive system for a ripper apparatus according to any one of claims 1 to 5, the multi-disc drive system being drivingly connected to the cutterhead body.
7. A tunneling apparatus comprising a shield body, and further comprising the cutterhead of claim 6, wherein the cutterhead is disposed at a front end of the shield body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433146.9A CN107083965B (en) | 2017-06-09 | 2017-06-09 | Multi-cutter driving system for tunneling equipment, cutter head and tunneling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433146.9A CN107083965B (en) | 2017-06-09 | 2017-06-09 | Multi-cutter driving system for tunneling equipment, cutter head and tunneling equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107083965A CN107083965A (en) | 2017-08-22 |
| CN107083965B true CN107083965B (en) | 2024-03-01 |
Family
ID=59605710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710433146.9A Active CN107083965B (en) | 2017-06-09 | 2017-06-09 | Multi-cutter driving system for tunneling equipment, cutter head and tunneling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107083965B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1477752A (en) * | 1974-04-29 | 1977-06-29 | Dresser Ind | Earth boring machine |
| JPH11350878A (en) * | 1998-06-04 | 1999-12-21 | Kumagai Gumi Co Ltd | Shield machine and shield tunneling method |
| JP2003120186A (en) * | 2001-10-05 | 2003-04-23 | Mitsubishi Heavy Ind Ltd | Cutter motor driving device for tunnel excavator and its method |
| CN201339475Y (en) * | 2009-01-19 | 2009-11-04 | 中铁隧道集团有限公司 | Shield cutter head driving frequency conversion control system |
| CN101603425A (en) * | 2009-07-16 | 2009-12-16 | 上海隧道工程股份有限公司 | Variable-frequency control device used for shield construction cuttingwheel drive and control method |
| CN102299671A (en) * | 2010-06-23 | 2011-12-28 | 北京市三一重机有限公司 | Control device of cutter drive system of shield machine |
| CN104847368A (en) * | 2015-06-08 | 2015-08-19 | 中国铁建重工集团有限公司 | Driving system of shield tunneling machine and shield tunneling machine comprising driving system |
| CN205370578U (en) * | 2016-02-04 | 2016-07-06 | 中船重型装备有限公司 | Shield constructs machine knife dish variable -frequency driving system |
| CN106499404A (en) * | 2016-12-20 | 2017-03-15 | 北方重工集团有限公司 | A kind of compound shield cutter plate driver frequency-converting control device |
| CN206972243U (en) * | 2017-06-09 | 2018-02-06 | 中国铁建重工集团有限公司 | A kind of multitool disc driving system, cutterhead and heading equipment for heading equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9010872B2 (en) * | 2012-06-25 | 2015-04-21 | The Robbins Company | Tunnel boring machine with cutterhead support assembly supporting a variable number of drive systems |
-
2017
- 2017-06-09 CN CN201710433146.9A patent/CN107083965B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1477752A (en) * | 1974-04-29 | 1977-06-29 | Dresser Ind | Earth boring machine |
| JPH11350878A (en) * | 1998-06-04 | 1999-12-21 | Kumagai Gumi Co Ltd | Shield machine and shield tunneling method |
| JP2003120186A (en) * | 2001-10-05 | 2003-04-23 | Mitsubishi Heavy Ind Ltd | Cutter motor driving device for tunnel excavator and its method |
| CN201339475Y (en) * | 2009-01-19 | 2009-11-04 | 中铁隧道集团有限公司 | Shield cutter head driving frequency conversion control system |
| CN101603425A (en) * | 2009-07-16 | 2009-12-16 | 上海隧道工程股份有限公司 | Variable-frequency control device used for shield construction cuttingwheel drive and control method |
| CN102299671A (en) * | 2010-06-23 | 2011-12-28 | 北京市三一重机有限公司 | Control device of cutter drive system of shield machine |
| CN104847368A (en) * | 2015-06-08 | 2015-08-19 | 中国铁建重工集团有限公司 | Driving system of shield tunneling machine and shield tunneling machine comprising driving system |
| CN205370578U (en) * | 2016-02-04 | 2016-07-06 | 中船重型装备有限公司 | Shield constructs machine knife dish variable -frequency driving system |
| CN106499404A (en) * | 2016-12-20 | 2017-03-15 | 北方重工集团有限公司 | A kind of compound shield cutter plate driver frequency-converting control device |
| CN206972243U (en) * | 2017-06-09 | 2018-02-06 | 中国铁建重工集团有限公司 | A kind of multitool disc driving system, cutterhead and heading equipment for heading equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107083965A (en) | 2017-08-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103731059B (en) | A kind of two clamped sub-module structure circuit of modularization multi-level converter | |
| CN101434206A (en) | Automatic power-passing phase-splitting apparatus of AC drive electric locomotive | |
| CN204907275U (en) | Electron braking system and electric tool | |
| CN102299671B (en) | Control device of cutter drive system of shield machine | |
| CN104787311A (en) | All-electric aircraft brake system and aircraft electric brake redundancy control method | |
| CN104270306A (en) | Gateway controller with multi-channel CAN bus communication function | |
| CN107083965B (en) | Multi-cutter driving system for tunneling equipment, cutter head and tunneling equipment | |
| CN205004963U (en) | Controlling device of inverter | |
| CN206972243U (en) | A kind of multitool disc driving system, cutterhead and heading equipment for heading equipment | |
| CN202276305U (en) | Automatic control device of mining electric haulage shearer | |
| CN203522604U (en) | Redundant medium-voltage AC-DC-AC frequency conversion device of double-winding synchronous motor of mine hoist | |
| CN202334410U (en) | Frequency conversion control system | |
| CN203800856U (en) | Mining high-voltage explosion-proof combined frequency converter | |
| CN202906831U (en) | Frequency conversion and energy saving system of mine hoist | |
| CN209855958U (en) | Redundant control circuit of motor band-type brake in dual-drive variable pitch system | |
| CN106532648A (en) | Differential protection device and method for two mutual backup variable frequency motors | |
| CN106849764B (en) | Monorail crane multiloop frequency control speed regulating method | |
| CN216665967U (en) | Dual-redundancy fan control framework of airplane dust removal exhaust system | |
| CN115174303B (en) | Pure electric ship propulsion redundant system based on CAN communication | |
| CN105227031A (en) | A kind of servomotor controller | |
| CN201124284Y (en) | Carrier control inverter welding machine | |
| CN204360939U (en) | Three power electric pneumatic operating mechanisms | |
| CN104454617B (en) | Multichannel AC controller of fan | |
| CN217216371U (en) | Two-stage converter for driving high-voltage high-speed motor | |
| CN112737423B (en) | Motor control circuit and control method of numerical control machine tool |
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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Hunan Province Applicant after: China Railway Construction Heavy Industry Co.,Ltd. Address before: 410100 No. 88 Dongqi Road, Jingkai District, Changsha City, Hunan Province Applicant before: China Railway Construction Heavy Industry Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |