CN203594734U - Cutter head drive planetary reducer for shield tunneling machine - Google Patents
Cutter head drive planetary reducer for shield tunneling machine Download PDFInfo
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- CN203594734U CN203594734U CN201320868978.0U CN201320868978U CN203594734U CN 203594734 U CN203594734 U CN 203594734U CN 201320868978 U CN201320868978 U CN 201320868978U CN 203594734 U CN203594734 U CN 203594734U
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- planetary pinion
- stage planetary
- planetary gear
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- speed
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Abstract
The utility model relates to a cutter head drive planetary reducer for a shield tunneling machine. According to the cutter head drive planetary reducer for the shield tunneling machine, a box body assembly is formed by sequentially and fixedly connecting an input box body, a middle flange, a gear ring shared by an intermediate-stage planetary gear pair and a low-speed-stage planetary gear pair, and an output box body, wherein a high-speed-stage planetary gear pair is installed in the input box body. A main shaft of an asynchronous variable frequency motor is connected with a sun gear of the high-speed-stage planetary gear pair through a spline housing. The high-speed-stage planetary gear pair drives a sun gear of the intermediate-stage planetary gear pair through an internal spline of a planet carrier of the high-speed-stage planetary gear pair. The intermediate-stage planetary gear pair drives a sun gear of the low-speed-stage planetary gear pair through an internal spline of a planet carrier of the intermediate-stage planetary gear pair. The low-speed-stage planetary gear pair drives an output shaft which is supported by and installed in the output box body through an internal spline of a planet carrier of the low-speed-stage planetary gear pair, and an output gear is fixedly installed at the other end of the output shaft. The cutter head drive planetary gear for the shield tunneling machine has the advantages of being compact in structure, light in weight, small in size, regular in appearance, capable of facilitating arrangement of the inner portion of the shield tunneling machine, stable in operation, low in noise, good in sealing performance, capable of effectively resisting water and dust and reducing the leakage of inner lubricating oil and the like.
Description
Technical field
The utility model belongs to gearbox drive technical field, particularly a kind of shield machine cutter plate driver planetary speed reducer.
Background technique
Tunneling shield development machine is most widely used tunnel construction special-purpose machinery in the world at present, not only in building by mountain environment, bringing into play Rail Highway irreplaceable effect, and for municipal construction of hydropower facilities, especially in recent years each big and medium-sized cities start one after another planning build subway, Underground Rail Transit is wherein built the overwhelming majority and is all depended on shield machine construction.Shield machine carries out tunnel construction and has increasingly automatedly, and collection tunnelling, tube wall grouting and reinforcing, section of jurisdiction are layed in one, save manpower, and the impact of climate condition is little, little on the existed building impact on ground.It is current most economical method for tunnel construction fast.
Shield machine plays an important role in China's transport development and urban development, but most of shield machine complete machine or core component that China is used still depend on import.Because shield machine complex structure requires power large, in shield structure process, there is impact and heavy load etc., the manufacture difficulty of equipment is higher, and what have in the world manufacturing capacity only has a few countries such as Germany, Japan, causes equipment price costliness.Cutter plate driver planetary speed reducer is as one of core component of shield machine, its various piece of the cutter plate driver planetary speed reducer in the past using connects defective tightness, axially, radial dimension is all larger, cause cutter plate driver planetary speed reducer volume large, be not easy to assembling, some operations are stable not, noise is large, even there is oil impregnate in what have, permeable, saturating husky phenomenon, constantly promote the research and development of cutter plate driver planetary speed reducer and manufacturing capacity, be conducive to change the quagmire of China in the sector device fabrication and application, significant to improving China's shield structure industry competitive ability in the international market.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of compact structure is provided, lightweight, volume is little and neat appearance, be convenient to the mounting arrangements, stable of shield machine inside, noise is less, good seal, effectively water proof and dust proof, reduce the shield machine cutter plate driver planetary speed reducer of internal lubrication oil seepage.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of shield machine cutter plate driver planetary speed reducer, is characterized in that: be mainly made up of Asynchronous Frequency-variable motor, high speed level planetary pinion pair, intergrade planetary pinion pair, slow speed turbine stage planetary pinion pair, input casing, spacer flanger, output casing, output shaft and output gear; The secondary gear ring that shares of input casing, spacer flanger, intergrade and slow speed turbine stage planetary pinion is loaded into casing assembly successively with output casing, level planetary pinion pair is installed on input box house at a high speed, and the main shaft of Asynchronous Frequency-variable motor is connected with the sun gear of high speed level planetary pinion pair by spline housing; The secondary internal spline by its planet carrier of level planetary pinion drives the sun gear of intergrade planetary pinion pair at a high speed; The secondary internal spline by its planet carrier of intergrade planetary pinion drives the sun gear of slow speed turbine stage planetary pinion pair; The output shaft that the secondary internal spline driver output casing inner support by its planet carrier of slow speed turbine stage planetary pinion is installed; The other end of output shaft is fixedly mounted with output gear.
And, the external flange being fixedly mounted with shield machine main body frame that is shaped with of delivery casing, and on this flange, be shaped with installation seam.
And described output shaft is installed on output box house by two spheric roller bearing supporting and locations.
And described slow speed turbine stage planetary pinion pair is five uniform structures that drive planet carrier that engage with its sun gear of planet wheel.
And, on the input end spline housing of described high speed level planetary pinion pair, oil sealing is installed, by this oil sealing and the isolation of Asynchronous Frequency-variable motor.
And, on the output shaft in output casing, oil sealing is installed, be isolated from the outside by this oil sealing.
Advantage of the present utility model and beneficial effect are:
1. this shield machine cutter plate driver planetary speed reducer, Asynchronous Frequency-variable motor, high speed level planetary pinion pair, intergrade planetary pinion pair, slow speed turbine stage planetary pinion pair, output casing closely connect, wherein the main shaft of Asynchronous Frequency-variable motor closely connects the sun gear of level planetary pinion pair at a high speed by spline housing, change through third-level planetary gear pair to rotating speed and moment of torsion, the planet carrier of slow speed turbine stage planetary pinion pair is by the direct driver output axle of internal spline, and output shaft transmits torque to the mechanical cutterhead of output gear with driving shield machine; Each constituent element closely connects the axial dimension that has effectively reduced speed reducer, makes speed reducer small volume, and weight is lighter, and neat appearance is easy to arrange and install in shield machine main body.
2. this shield machine cutter plate driver planetary speed reducer, in third-level planetary gear pair, level and slow speed turbine stage planetary pinion pair are all joint float forms that sun gear and planet wheel drive planet carrier at a high speed, each planet wheel self adaption reaches all carries; The sun gear of intergrade planetary pinion pair is by ball bearing supporting and location, and planet carrier coordinates 3 planet wheels to float, and has not only been conducive to the steady running of all carrying but also guaranteed planetary pinion pairs at different levels of intergrade planetary pinion pair.
3. this shield machine cutter plate driver planetary speed reducer, slow speed turbine stage planetary pinion pair is that five uniform engagements with sun gear of planet wheel drive planet carrier, under Same Efficieney and safety coefficient, reduce radial dimension, made slow speed turbine stage and intergrade can share gear ring by gear parameter adjustment.Variable-frequency motor, third-level planetary gear pair is close with delivery casing body profile radial dimension, and speed reducer is easy to arrange and install in shield machine main body.
4. this shield machine cutter plate driver planetary speed reducer, isolates by oil sealing and motor on the secondary input end spline housing of level planetary pinion at a high speed, on the output shaft in output casing, is isolated from the outside by two oil sealings, and effectively water proof and dust proof, reduces oil seepage.
5. the utility model shield machine is reasonable by cutter plate driver planetary speed reducer scientific structure design, there is compact structure, lightweight, volume is little and neat appearance, be convenient to the mounting arrangements, stable of shield machine inside, noise is less, good seal, effectively water proof and dust proof, reduce the advantages such as internal lubrication oil seepage, be a kind of cutter plate driver planetary speed reducer of the shield machine with higher innovation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The explanation of accompanying drawing mark:
1-output gear, 2-output shaft, 3-oil sealing, 4-spheric roller bearing, 5-exports casing, 6-slow speed turbine stage planetary pinion pair, slow speed turbine stage gear ring in 7-, 8-intergrade planetary pinion pair, 9-deep groove ball bearing, 10-is level planetary pinion pair at a high speed, 11-spline housing, 12-oil sealing, 13-Asynchronous Frequency-variable motor, 14-inputs casing, 15-is the secondary sun gear of level planetary pinion at a high speed, 16-is the secondary planet carrier of level planetary pinion at a high speed, the secondary sun gear of 17-intergrade planetary pinion, the secondary planet carrier of 18-intergrade planetary pinion, the secondary sun gear of 19-slow speed turbine stage planetary pinion, 20-flange, the secondary planet carrier of 21-slow speed turbine stage planetary pinion.
Embodiment
Below by specific embodiment, the utility model is described in further detail, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of shield machine cutter plate driver planetary speed reducer, it is mainly made up of Asynchronous Frequency-variable motor 13, high speed level planetary pinion pair 10, intergrade planetary pinion pair 8, slow speed turbine stage planetary pinion pair 6, output casing 5, input casing 14, spacer flanger 22, output shaft 2 and output gear 1.The secondary gear ring that shares of input casing, spacer flanger, intergrade and slow speed turbine stage planetary pinion is loaded into casing assembly successively with output casing., the secondary shared same middle slow speed turbine stage gear ring 7 of intergrade planetary pinion pair and slow speed turbine stage planetary pinion.Delivery casing is external is shaped with the flange 20 being fixedly mounted with shield machine main body frame, and on this flange, is shaped with installation seam.
High speed machine planetary pinion pair is installed in input casing, and intergrade planetary pinion pair and slow speed turbine stage planetary pinion pair are installed between spacer flanger and output casing.
The main shaft of Asynchronous Frequency-variable motor is connected with the sun gear 15 of high speed level planetary pinion pair by spline housing 11; The secondary internal spline by its planet carrier 16 of level planetary pinion drives the sun gear 17 of intergrade planetary pinion pair at a high speed.The secondary internal spline by its planet carrier 18 of intergrade planetary pinion drives the sun gear 19 of slow speed turbine stage planetary pinion pair; The output shaft that the secondary internal spline driver output casing inner support by its planet carrier 21 of slow speed turbine stage planetary pinion is installed; Output shaft is installed on output box house by two spheric roller bearing 4 supporting and locations.The other end of output shaft is fixedly mounted with output gear.
Level and slow speed turbine stage planetary pinion pair are all joint float forms that sun gear and planet wheel drive planet carrier at a high speed, and each planet wheel self adaption reaches all carries.The sun gear of intergrade planetary pinion pair is by deep groove ball bearing 9 supporting and locations, and the secondary planet carrier of intergrade planetary pinion coordinates 3 planet wheels to float.Slow speed turbine stage planetary pinion pair is five uniform structures that drive planet carrier that engage with its sun gear of planet wheel.
On the input end spline housing of level planetary pinion pair, oil sealing 12 is installed at a high speed, by this oil sealing and the isolation of Asynchronous Frequency-variable motor.On output shaft in output casing, two oil sealings 3 are installed, are isolated from the outside by this oil sealing.The seam that delivery casing is external 5 and flanged surface are fixed on the main body frame of shield machine, and it is uniform that 8 one group (the different number of units of type are variant) presses the main central axis of shield machine.Gear ring engagement on output gear 1 external teeth and shield machine machinery cutterhead, the rotation of driving device cutterhead.Level planet speed ratio is 8～12 at a high speed, and middle slow speed turbine stage planet speed ratio is 5～6.
Working principle of the present utility model is:
When actual use, the main control unit of shield machine is by start and stop and the working speed of Frequency Converter Control Asynchronous Frequency-variable motor, motor output drives level planetary pinion pair at a high speed by spline housing, level planetary pinion is secondary at a high speed drives intergrade gear pair by planet carrier internal spline, intergrade planetary pinion is secondary drives slow speed turbine stage gear pair by planet carrier internal spline, slow speed turbine stage planetary pinion is secondary by planet carrier internal spline driver output axle, output shaft drives output gear to engage with the ring gear on cutterhead, drives cutterhead rotation.
Although disclose for the purpose of illustration embodiment of the present utility model and accompanying drawing, but it will be appreciated by those skilled in the art that: not departing from the spirit and scope of the utility model and claims, various replacements, variation and modification are all possible, therefore, scope of the present utility model is not limited to embodiment and the disclosed content of accompanying drawing.
Claims (6)
1. a shield machine cutter plate driver planetary speed reducer, is characterized in that: be mainly made up of Asynchronous Frequency-variable motor, high speed level planetary pinion pair, intergrade planetary pinion pair, slow speed turbine stage planetary pinion pair, input casing, spacer flanger, output casing, output shaft and output gear; The secondary gear ring that shares of input casing, spacer flanger, intergrade and slow speed turbine stage planetary pinion is loaded into casing assembly successively with output casing, level planetary pinion pair is installed on input box house at a high speed, and the main shaft of Asynchronous Frequency-variable motor is connected with the sun gear of high speed level planetary pinion pair by spline housing; The secondary internal spline by its planet carrier of level planetary pinion drives the sun gear of intergrade planetary pinion pair at a high speed; The secondary internal spline by its planet carrier of intergrade planetary pinion drives the sun gear of slow speed turbine stage planetary pinion pair; The output shaft that the secondary internal spline driver output casing inner support by its planet carrier of slow speed turbine stage planetary pinion is installed; The other end of output shaft is fixedly mounted with output gear.
2. shield machine according to claim 1 cutter plate driver planetary speed reducer, is characterized in that: the external flange being fixedly mounted with shield machine main body frame that is shaped with of delivery casing, and on this flange, be shaped with installation seam.
3. shield machine according to claim 1 cutter plate driver planetary speed reducer, is characterized in that: described output shaft is installed on output box house by two spheric roller bearing supporting and locations.
4. shield machine according to claim 1 cutter plate driver planetary speed reducer, is characterized in that: described slow speed turbine stage planetary pinion pair is five uniform structures that drive planet carrier that engage with its sun gear of planet wheel.
5. shield machine according to claim 1 cutter plate driver planetary speed reducer, is characterized in that: on the input end spline housing of described high speed level planetary pinion pair, oil sealing is installed, by this oil sealing and the isolation of Asynchronous Frequency-variable motor.
6. shield machine according to claim 1 cutter plate driver planetary speed reducer, is characterized in that: on the output shaft in output casing, oil sealing is installed, is isolated from the outside by this oil sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868978.0U CN203594734U (en) | 2013-12-19 | 2013-12-19 | Cutter head drive planetary reducer for shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868978.0U CN203594734U (en) | 2013-12-19 | 2013-12-19 | Cutter head drive planetary reducer for shield tunneling machine |
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| Publication Number | Publication Date |
|---|---|
| CN203594734U true CN203594734U (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320868978.0U Expired - Fee Related CN203594734U (en) | 2013-12-19 | 2013-12-19 | Cutter head drive planetary reducer for shield tunneling machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235275A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | 240000 Nm shield machine main drive speed reducer |
| CN104235317A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | Presetting safety device for input spline of main drive speed reducer of shield machine |
| CN104989790A (en) * | 2015-07-01 | 2015-10-21 | 上海振华重工集团(南通)传动机械有限公司 | Main cutterhead driving gear box of shield tunneling machine |
| CN105333110A (en) * | 2015-12-09 | 2016-02-17 | 江苏凯宫隧道机械有限公司 | Supporting structure for input gear of main drive for micro shield construction machine |
| CN106438860A (en) * | 2016-08-30 | 2017-02-22 | 江苏泰隆减速机股份有限公司 | Speed reducer of shield tunneling machine |
| CN112013097A (en) * | 2020-09-16 | 2020-12-01 | 重庆齿轮箱有限责任公司 | Design method of double-mode main driving gear box of shield tunneling machine and gear box |
-
2013
- 2013-12-19 CN CN201320868978.0U patent/CN203594734U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235275A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | 240000 Nm shield machine main drive speed reducer |
| CN104235317A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | Presetting safety device for input spline of main drive speed reducer of shield machine |
| CN104989790A (en) * | 2015-07-01 | 2015-10-21 | 上海振华重工集团(南通)传动机械有限公司 | Main cutterhead driving gear box of shield tunneling machine |
| CN105333110A (en) * | 2015-12-09 | 2016-02-17 | 江苏凯宫隧道机械有限公司 | Supporting structure for input gear of main drive for micro shield construction machine |
| CN106438860A (en) * | 2016-08-30 | 2017-02-22 | 江苏泰隆减速机股份有限公司 | Speed reducer of shield tunneling machine |
| CN112013097A (en) * | 2020-09-16 | 2020-12-01 | 重庆齿轮箱有限责任公司 | Design method of double-mode main driving gear box of shield tunneling machine and gear box |
| CN112013097B (en) * | 2020-09-16 | 2022-03-01 | 重庆齿轮箱有限责任公司 | Design method of double-mode main driving gear box of shield tunneling machine and gear box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20161219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |