CN103062339B - For the speed reducer of reamer in cutter suction dredger - Google Patents
For the speed reducer of reamer in cutter suction dredger Download PDFInfo
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- CN103062339B CN103062339B CN201310011997.6A CN201310011997A CN103062339B CN 103062339 B CN103062339 B CN 103062339B CN 201310011997 A CN201310011997 A CN 201310011997A CN 103062339 B CN103062339 B CN 103062339B
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- intermediate gear
- gear
- output shaft
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Abstract
The present invention relates to the speed reducer for reamer in a kind of cutter suction dredger, comprise casing, input gear axle, intermediate gear shaft, intermediate gear, output gear, output shaft and output flange, it is characterized in that: casing is seal case, output shaft is provided with thrust ring, be provided with thrust bearing shell between the front/rear end of thrust ring and casing, casing is stretched out in one end of output shaft, and its end is provided with output flange; Two the input gear axles be parallel to each other, two the first intermediate gear shafts and two the second intermediate gear shafts are symmetrically arranged amongst output shaft both sides, and casing is stretched out in one end of input gear axle, and its end is connected with the output shaft of deep-water motor by safety clutch; First intermediate gear shaft, the second intermediate gear shaft, output shaft are provided with the first intermediate gear of coupling, the second intermediate gear, output gear; The casing of two input gear axle input ends is respectively equipped with a sealed case, safety clutch is placed in sealed case.
Description
Technical field
The present invention relates to a kind of speed reducer, for the speed reducer of reamer in especially a kind of cutter suction dredger.
Background technique
Along with larger-sized vessel, harbour maximization, navigation channel deep waterization drive dredging market to continue flourish.Urban development and industrialization construction, land resource scarcity, brings bright prospects with making for enclosing sea (enclosing beach).Seaway construction is that dredging industry brings new market.Dredge the flourish of industry, country greatly develops engineering ship construction and revitalizes extra large fortification industry, and the demand of dredger is very huge.Cutter suction dredger, as ship type very important in dredging vessel, accounts for more than 60% of domestic dredger total amount, has wide application market.
On traditional cutter suction dredger, reamer speed reducer generally has for long axis system reamer and the speed reducer for minor axis system reamer, speed reducer wherein for long axis system reamer is operated in more than the water surface, the speed reducer of minor axis system reamer is then operated in below the water surface, due to reamer several meters or tens of meters of work under water, task requires that it can normally work within the scope of 0 ~ 65 degree, for the reamer of several meters or tens of meters work under water, generally all adopt minor axis system, the rotating speed being in speed reducer is under water high, output power and moment of torsion large, tightness requires high, and need to bear very large thrust, not only operating mode is severe under water, and reliability requirement is also high, can normally work within the scope of 0 ~ 65 degree, therefore, how to solve the technical bottleneck that the speed reducer that can normally work at tens of rice just becomes development deep water river cutter suction dredger under water.
Summary of the invention
The object of the invention is to: high for cutter suction dredger reamer speed reducer rotating speed, output power and moment of torsion large, and it is large to need to bear very large thrust, reliability requirement is also high, not only operating mode is severe under water, tightness requires high, and the practical problem that can normally work within the scope of 0 ~ 65 degree, provides the speed reducer for reamer in a kind of new cutter suction dredger.
The object of the present invention is achieved like this: for the speed reducer of reamer in a kind of cutter suction dredger, and comprise casing, input gear axle, intermediate gear shaft, intermediate gear, output gear, output shaft and output flange, is characterized in that:
A) be seal case in casing, output shaft is supported in casing by Sliding bush, output shaft is also provided with the thrust ring be solidified as a whole, and is provided with thrust bearing shell between the front/rear end of thrust ring and casing, casing is stretched out in one end of output shaft, and its end is provided with output flange; Two the input gear axles be parallel to each other, two the first intermediate gear shafts and two the second intermediate gear shafts are symmetrically arranged amongst output shaft both sides, and casing is stretched out in one end of input gear axle, and its end is connected with the output shaft of deep-water motor by safety clutch;
B) the first intermediate gear shaft is installed with the first intermediate gear, the second intermediate gear shaft is installed with the second intermediate gear, output shaft fixedly mounts output gear;
C) the input gear axle described in engages with the first intermediate gear, first intermediate gear shaft and the second intermediate gear engage and form the identical two-way transmission branch road of technical parameter arranged side by side, and the second intermediate gear shaft in two-way transmission branch road engages with same output gear;
D) casing being positioned at two input gear axle input ends is respectively equipped with a sealed case, and described safety clutch is placed in sealed case; The output shaft stretching out casing is provided with integral seal, is formed and contacts with the sealing between casing.
In the present invention: the lubrication system of speed reducer comprises lubricating pump and lubricating oil path, lubricating pump is driven by the deep-water motor being arranged on casing.
In the present invention: the output gear in described two-way transmission branch road all adopts angular gear; Described lubricating pump comprises two lubricating pumps be arranged in parallel, and is provided with on-line monitoring water content of lubricating oil sensor in lubricating oil path.
The invention has the advantages that: the two-way transmission branch road acting in conjunction arranged side by side built owing to adopting double input form, in output shaft, can improve output power and the moment of torsion of output shaft; Because the input end of two input gear axles is all provided with safety clutch, according to the actual working state of reamer in output shaft cutter suction dredger, can select or regulate the input shaft of participation work; Because output shaft is supported in casing by Sliding bush, output shaft is also provided with the thrust ring be solidified as a whole, be provided with thrust bearing shell between the front/rear end of thrust ring and casing, casing is stretched out in one end of output shaft, and output shaft can bear larger radial torsion and end thrust; Owing to casing being respectively equipped with a sealed case, described safety clutch is placed in sealed case, the output shaft simultaneously stretching out casing is provided with integral seal, and water can be avoided to infiltrate casing from the connecting part of input gear axle and output shaft and casing, improves the sealing of casing; Because lubricating pump is two lubricating pumps be arranged in parallel, can ensure that lubrication system works is reliable; Survey water content of lubricating oil sensor owing to being provided with on-line monitoring in lubricating oil path, once there is seepage, just energy and alarm, to repair in time, ensures that speed reducer normally works.Compact structure of the present invention, is convenient to safeguard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the invention process row;
Fig. 2 is the structural representation of integral seal on output shaft.
In figure: 1, safety clutch, 2, input gear axle, 3, first intermediate gear, 4, second intermediate gear shaft, 5, first intermediate gear shaft, 6, second intermediate gear, 7, output gear, 8, output shaft, 9, thrust bearing shoe, 10, thrust ring, 11, Sliding bush, 12, integral seal, 13, casing, 14, Sliding bush, 15, Sliding bush, 16, output flange, 17, sealed case, 18, lubricating pump, 19, lining, 20, seal ring, 21, spring, 22, rear body, 23, hoisting board, 24, sealing seat after first, 25, sealing seat after second, 26, sealing seat after 3rd, 27, rear sealing cover, 28, fixing clamp, 29, pad after first, 30, pad after second, 31, O RunddichtringO.
Embodiment
The nonrestrictive concrete structure disclosing the embodiment of the present invention of accompanying drawing, below in conjunction with accompanying drawing, the invention will be further described.
As seen from Figure 1, the present invention includes casing 13, input gear axle 2, intermediate gear shaft, intermediate gear, output gear 7, output shaft 8 and output flange 16, wherein: be seal case in casing 13, output shaft is supported in casing 13 by Sliding bush 11, Sliding bush 14 and Sliding bush 15, output shaft 8 is also provided with the thrust ring 10 be solidified as a whole, thrust bearing shell 9 is provided with between the front/rear end of thrust ring 10 and casing 13, casing 13 is stretched out in one end of output shaft 8, and its end is provided with output flange 16; Two the input gear axles be parallel to each other, 2, two the first intermediate gear shafts 5 and two the second intermediate gear shafts 4 are symmetrically arranged amongst output shaft 8 both sides, casing 13 is stretched out in one end of input gear axle 2, and its end is connected with the output shaft of deep-water motor by safety clutch 1.First intermediate gear shaft 5 is installed with on the first intermediate gear 3, second intermediate gear shaft 4 and is installed with the second intermediate gear 6, output shaft 8 fixedly mounts output gear 7.Input gear axle 2 engages with the first intermediate gear 3, and the first intermediate gear shaft 5 and the second intermediate gear 6 engage and form the identical two-way transmission branch road of technical parameter arranged side by side, and the second intermediate gear shaft 4 in two-way transmission branch road engages with same output gear 7.The casing 13 being positioned at two input gear axle 2 input ends is respectively equipped with a sealed case 17, and described safety clutch 1 is placed in sealed case 17; The output shaft 8 stretching out casing 13 is provided with integral seal 12, is formed and contacts with the sealing between casing 13.
In the present embodiment: the lubrication system of speed reducer comprises lubricating pump 18 and lubricating oil path, lubricating pump 18 is driven by the deep-water motor being arranged on casing.
In the present embodiment: the output gear 7 in described two-way transmission branch road all adopts angular gear; Described lubricating pump 18 comprises two lubricating pumps be arranged in parallel, and is provided with on-line monitoring water content of lubricating oil sensor in lubricating oil path.
As seen from Figure 2, integral seal comprises back bush 19, seal ring 20, spring 21, rear body 22, the rear sealing seat 25 of the rear sealing seat 24, second of hoisting board 23, first, the 3rd rear sealing seat 26, rear sealing cover 27, the rear pad 29, second of fixing clamp 28, first rear pad 30, O RunddichtringO 31.
During work, according to actual working state, single input or double input mode of operation can being selected, also when not changing single input mode of operation, the mutual conversion between two input ends can be realized.The energy of input end input passes to output shaft 8 by output gear 7, in output shaft 8, radial force is born by sliding bearing 11, sliding bearing 14, sliding bearing 15, and the end thrust that mangler shaft system produces is born by the thrust ring 10 in output shaft 8 and the thrust bearing shoe 9 before and after thrust ring 10.
Claims (2)
1. in cutter suction dredger for a speed reducer for reamer, comprise casing, input gear axle, intermediate gear shaft, intermediate gear, output gear, output shaft and output flange, is characterized in that:
A) be seal case in casing, output shaft is supported in casing by Sliding bush, output shaft is also provided with the thrust ring be solidified as a whole, and is provided with thrust bearing shell between the front/rear end of thrust ring and casing, casing is stretched out in one end of output shaft, and its end is provided with output flange; Two the input gear axles be parallel to each other, two the first intermediate gear shafts and two the second intermediate gear shafts are symmetrically arranged amongst output shaft both sides, and casing is stretched out in one end of input gear axle, and its end is connected with the output shaft of deep-water motor by safety clutch;
B) the first intermediate gear shaft is installed with the first intermediate gear, the second intermediate gear shaft is installed with the second intermediate gear, output shaft fixedly mounts output gear;
C) the input gear axle described in engages with the first intermediate gear, first intermediate gear shaft engage with the second intermediate gear formed arranged side by side, the two-way transmission branch road that technical parameter is identical, the second intermediate gear shaft in two-way transmission branch road engages with same output gear;
D) casing being positioned at two input gear axle input ends is respectively equipped with a sealed case, and described safety clutch is placed in sealed case; The output shaft stretching out casing is provided with integral seal, is formed and contacts with the sealing between casing;
Output gear in described two-way transmission branch road all adopts angular gear; Described lubricating pump comprises two lubricating pumps be arranged in parallel, and is provided with on-line monitoring water content of lubricating oil sensor in lubricating oil path.
2. in cutter suction dredger according to claim 1 for the speed reducer of reamer, it is characterized in that: the lubrication system of speed reducer comprises lubricating pump and lubricating oil path, lubricating pump by be arranged on casing deep-water motor drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310011997.6A CN103062339B (en) | 2013-01-14 | 2013-01-14 | For the speed reducer of reamer in cutter suction dredger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310011997.6A CN103062339B (en) | 2013-01-14 | 2013-01-14 | For the speed reducer of reamer in cutter suction dredger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103062339A CN103062339A (en) | 2013-04-24 |
| CN103062339B true CN103062339B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310011997.6A Active CN103062339B (en) | 2013-01-14 | 2013-01-14 | For the speed reducer of reamer in cutter suction dredger |
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| Country | Link |
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| CN (1) | CN103062339B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074772A (en) * | 2014-06-24 | 2014-10-01 | 杭州萧山江南通用机械厂 | Gear case for underwater pump |
| CN106193153B (en) * | 2016-07-05 | 2018-08-21 | 浙江海洋大学 | A kind of cutter suction dredger |
| CN107237883B (en) * | 2017-07-24 | 2024-01-05 | 台州恒意重工机械有限公司 | Bulk cargo receiving and unloading equipment and multi-shaft driving speed reducer thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3559498A (en) * | 1969-03-26 | 1971-02-02 | Kennedy Van Saun Co | Floating pinion mounting for reduction gear units |
| CN101429986A (en) * | 2008-12-08 | 2009-05-13 | 中信重工机械股份有限公司 | Double-input expansion type power flow concentration two-stage parallel axis hard-tooth surface speed reducer |
| CN202023887U (en) * | 2011-02-25 | 2011-11-02 | 南京高精船用设备有限公司 | Vehicle-combining double-PTO (Power Take Off) marine gearbox |
| CN102434651A (en) * | 2011-08-31 | 2012-05-02 | 太原重工股份有限公司 | Gear box used for sizing mill chassis |
| CN203130923U (en) * | 2013-01-14 | 2013-08-14 | 南京高精船用设备有限公司 | Speed reducer for reamer in cutter suction dredger |
-
2013
- 2013-01-14 CN CN201310011997.6A patent/CN103062339B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3559498A (en) * | 1969-03-26 | 1971-02-02 | Kennedy Van Saun Co | Floating pinion mounting for reduction gear units |
| CN101429986A (en) * | 2008-12-08 | 2009-05-13 | 中信重工机械股份有限公司 | Double-input expansion type power flow concentration two-stage parallel axis hard-tooth surface speed reducer |
| CN202023887U (en) * | 2011-02-25 | 2011-11-02 | 南京高精船用设备有限公司 | Vehicle-combining double-PTO (Power Take Off) marine gearbox |
| CN102434651A (en) * | 2011-08-31 | 2012-05-02 | 太原重工股份有限公司 | Gear box used for sizing mill chassis |
| CN203130923U (en) * | 2013-01-14 | 2013-08-14 | 南京高精船用设备有限公司 | Speed reducer for reamer in cutter suction dredger |
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| Publication number | Publication date |
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| CN103062339A (en) | 2013-04-24 |
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