CN201385777Y - Light high-speed marine gearbox - Google Patents
Light high-speed marine gearbox Download PDFInfo
- Publication number
- CN201385777Y CN201385777Y CN200920117262U CN200920117262U CN201385777Y CN 201385777 Y CN201385777 Y CN 201385777Y CN 200920117262 U CN200920117262 U CN 200920117262U CN 200920117262 U CN200920117262 U CN 200920117262U CN 201385777 Y CN201385777 Y CN 201385777Y
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- shaft
- transmission
- input
- gear
- input shaft
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Abstract
A light high-speed marine gearbox mainly comprises a box body, an input shaft part, a transmission shaft part and an output shaft part, wherein the front end of an input shaft of the input shaft part is connected with power through a front coupler and a high elasticity coupler, the front end of the input shaft is in shrinkage fit with an input transmission gear, an input driving gear is positioned in the middle of the input shaft, and the input driving gear is supported on the input shaft through two slide bearings; an input clutch is arranged inside the input transmission gear, a piston is disposed on one side of a clutch, and the piston is connected with a hydraulic control system through a hydraulic oil chamber; a transmission drive gear, a transmission driving gear, a transmission shaft clutch and slide bearings are also installed on a transmission shaft of the transmission shaft part; the input driving gear on the input shaft meshes with and the transmission driving gear of the transmission shaft, the input driving gear on the input shaft and the transmission driving gear on the transmission shaft simultaneously mesh with a driven gear on an output shaft of the output shaft part, and the output shaft is externally connected with a rear coupler and a ship tail shaft. The light high-speed marine gearbox has the advantages of small volume, light weight, advanced index, low cost, convenient assembly and disassembly, more reasonable transmission force, good reliability and the like.
Description
Technical field
The utility model relates to a kind of suitablely by having of fluid control, clutch is slowed down and is born the marine gear box of propeller thrust function, is applicable to boats and ships master propulsion system, belongs to the driving device of ship power propulsion system.
Background technology
In the prior art, the specified input transmission capacity of marine gear box is 1.03kW/r.min
-1(being that moment of torsion is 9835N.m) for high-power light high-speed marine gear box, is used for the large high-speed passenger steamer, ratio coverage 1.517: 1 to 3.0: 1, marine gear box bear big load, reliability requirement height, the boats and ships class height that product is supporting is to index, the performance requriements height of gear case; The marine gear box of existing equal-wattage has the transmission layout that adopts three five gears, the outer support arrangement of its driving gear, have defectives such as volume is big, Heavy Weight, it manufactures and designs the accuracy standard reason can not satisfy the user to the performances such as noise vibration of product requirement.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides a kind of volume little, and is in light weight, accuracy of manufacture height, structural arrangement compactness, index advanced person, the light high-speed marine gear box of good reliability.
The purpose of this utility model is finished by following technical solution: it mainly is made up of casing, input shaft parts, transmission shaft parts and output shaft assembly, the input shaft front end of described input shaft parts links by preceding coupler and high-elastic coupler and power, the front end hot jacket of input shaft has input drive gear, intermediate arrangement input driving gear, this input driving gear is supported on the input shaft by two plain bearings; One input clutch is arranged in the input drive gear, on one side power-transfer clutch has piston, piston links to each other with hydraulic control system by fluid chamber; Transmission transmission gear, transmission gear, clutch drive shaft and plain bearing are installed on the transmission shaft of transmission shaft parts too; Input drive gear on input shaft and the transmission shaft and transmission transmission gear are meshing with each other, input driving gear on input shaft and the transmission shaft and transmission gear simultaneously with output shaft assembly in driven gear engagement on the output shaft, output shaft external back coupler and marine rear shaft link.
Described input shaft adopts the easily detachable draw bail of tapering interference to link to each other with preceding coupler; And output shaft adopts the splined structure to link to each other with the back coupler; Described casing divides upper and lower two parts, and upper box and lower box are along input shaft and the oblique subdivision of center transmission shaft line, and upper box is connected with the lower box circular arc.
The rear end of described input shaft is furnished with an oil pump, and direct bolt together of threeway boiler check valve is at the oil outlet of oil pump.
Be separately installed with input shaft clutch and clutch drive shaft on described input shaft and the transmission shaft, two power-transfer clutchs are disposed in power intake, and input driving gear and transmission gear are arranged in described two power-transfer clutch rear ends; Described input driving gear and transmission gear are supported on input shaft and the transmission shaft by plain bearing respectively, and input shaft and transmission shaft are then respectively by on the roller bearings casing.
The utility model is applicable to the light high-speed intermediate ship, and compared with prior art, it is little, in light weight to have a volume, index advanced person, and cost is low, and mounting or dismounting are convenient, characteristics such as stressed more reasonable, the reliability height of transmission.
Description of drawings
Fig. 1 is an external structure scheme drawing of the present utility model.
Fig. 2 is a gear transmission structure scheme drawing of the present utility model.
The specific embodiment
Below will the utility model is further introduced by accompanying drawing: shown in the accompanying drawing 1,2, the utility model mainly is made up of casing, input shaft parts, transmission shaft parts and output shaft assembly, input shaft 2 front ends of described input shaft parts link with power by preceding coupler 5 and high-elastic coupler 14, the front end hot jacket of input shaft 2 has input drive gear 3, intermediate arrangement input driving gear 4, this input driving gear 4 is supported on the input shaft 2 by two plain bearings 20,21; One input clutch 1 is arranged in the input drive gear 3, Yi Bian power-transfer clutch 1 has piston 7, piston links to each other with hydraulic control system 13 by fluid chamber; Transmission transmission gear 9, transmission gear 12, clutch drive shaft 11 and plain bearing 22,23 are installed on the transmission shaft 8 of transmission shaft parts too; Input drive gear 3 and transmission transmission gear 9 on input shaft 2 and the transmission shaft 8 are meshing with each other, input driving gear 4 on input shaft 2 and the transmission shaft 8 and transmission gear 12 simultaneously with output shaft assembly in driven gear 15 engagements on the output shaft 16, output shaft 16 external back coupler 17 link with marine rear shaft.
Described input shaft 2 adopts the easily detachable draw bail of tapering interference to link to each other with preceding coupler 5; And output shaft 16 adopts the splined structure to link to each other with back coupler 17; Described casing divides upper and lower two parts, and upper box 18 and lower box 19 are along input shaft 2 and the oblique subdivision of transmission shaft 8 lines of centres, and upper box 18 is connected with lower box 19 circular arcs.
The rear end of described input shaft 2 is furnished with the oil outlet of 6, one threeway boiler check valve of an oil pump, 24 direct bolt togethers at oil pump 6.
Be separately installed with input shaft clutch 1 on described input shaft 2 and the transmission shaft 8 and clutch drive shaft 11, two power-transfer clutchs are disposed in power intake, input driving gear 4 and transmission gear 12 are arranged in described two power-transfer clutch rear ends; Described input driving gear 4 and transmission gear 12 are supported on input shaft and the transmission shaft by plain bearing respectively, and input shaft and transmission shaft are then respectively by on the roller bearings casing.
Embodiment 1, on casing, input shaft 2 is installed by a pair of coro bearng, the one end links by high-elastic coupler and coupler and power, front end hot jacket on the axle has the input drive gear 3 that has clutch outer member, the rear end is with input driving gear 4, and driving gear 4 two ends have two plain bearings to be supported on the input shaft.Input drive gear 3 is meshed with the transmission transmission gear 9 that has clutch outer member of hot jacket on transmission shaft, and on casing 18,19, the rear end of transmission shaft 8 also is with transmission gear 12 by plain bearing to transmission shaft 8 by two bearing installations.Input driving gear 4 and transmission gear 12 mesh simultaneously with the driven gear 15 of hot jacket on output shaft assembly, and output shaft 16 has two tapered roller bearings and a cylindrical roller bearing to be supported on the casing 18,19.Output shaft 16 links to each other with tailing axle by plunging joint 17.During use, when bar handle " stopping " position, promptly simultaneously the work oil duct of the power-transfer clutch on input shaft 2 and the transmission shaft 81,11 is switched to back oil road, clutch plunger 7,10 is thrown off friction lining rapidly under the effect of return spring, input driving gear 4 and transmission gear 12 sky respectively are enclosed within on input shaft 2 and the transmission shaft 8, thereby, can not drive the driven gear 15 of hot jacket on output shaft assembly, thereby output shaft and propeller stop not change.At this moment, the oil in the hydraulic efficiency pressure system all is lubricating oil, by each oil duct each lubricating point to gear case.When bar handle " ahead running " position, the work oil duct conducting of the power-transfer clutch 1 of input shaft 2, operating oil pressure promotes clutch plunger 7 pressing friction sheets, input driving gear 4 is rotated synchronously with input shaft, and 15 backward rotation of the driven gear on the drive output shaft assembly, rotate thereby drive output shaft and propeller, at this moment, boats and ships advance.When bar handle " reversing " position, the work oil duct conducting of the power-transfer clutch 11 of transmission shaft 8, operating oil pressure promotes clutch plunger 10 pressing friction sheets, transmission gear 12 and transmission shaft are rotated synchronously, and 15 backward rotation of the driven gear on the drive output shaft assembly, rotate thereby drive output shaft and propeller, at this moment, boats and ships retreat.
Claims (4)
1, a kind of light high-speed marine gear box, it mainly is made up of casing, input shaft parts, transmission shaft parts and output shaft assembly, input shaft (2) front end that it is characterized in that described input shaft parts links with power by preceding coupler (5) and high-elastic coupler (14), the front end hot jacket of input shaft (2) has input drive gear (3), intermediate arrangement input driving gear (4), this input driving gear (4) is supported on the input shaft (2) by plain bearing (20,21); One input clutch (1) is arranged in the input drive gear (3), and power-transfer clutch (1) is Yi Bian there is piston (7), and piston links to each other with hydraulic control system (13) by fluid chamber; Transmission transmission gear (9), transmission gear (12), clutch drive shaft (11) and plain bearing (22,23) are installed on the transmission shaft (8) of transmission shaft parts too; Input drive gear (3) and transmission transmission gear (9) on input shaft (2) and the transmission shaft (8) are meshing with each other, input driving gear (4) on input shaft (2) and the transmission shaft (8) and transmission gear (12) simultaneously with output shaft assembly in driven gear (15) engagement on the output shaft (16), output shaft (16) external back coupler (17) links with marine rear shaft.
2, light high-speed marine gear box according to claim 1 is characterized in that described input shaft (2) and preceding coupler (5) adopt the easily detachable draw bail of tapering interference to link to each other; And output shaft (16) adopts the splined structure to link to each other with back coupler (17); Described casing divides upper and lower two parts, and upper box (18) and lower box (19) are along input shaft (2) and the oblique subdivision of transmission shaft (8) line of centres, and upper box (18) is connected with lower box (19) circular arc.
3, light high-speed marine gear box according to claim 1 and 2 is characterized in that the rear end of described input shaft (2) is furnished with an oil pump (6), and the direct bolt together of a threeway boiler check valve (24) is at the oil outlet of oil pump (6).
4, light high-speed marine gear box according to claim 1 and 2, it is characterized in that being separately installed with on described input shaft (2) and the transmission shaft (8) input shaft clutch (1) and clutch drive shaft (11), two power-transfer clutchs are disposed in power intake, and input driving gear (4) and transmission gear (12) are arranged in described two power-transfer clutch rear ends; Described input driving gear (4) and transmission gear (12) are supported on input shaft and the transmission shaft by two plain bearings (20,21,22,23) respectively, and input shaft and transmission shaft are then respectively by on the roller bearings casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920117262U CN201385777Y (en) | 2009-04-09 | 2009-04-09 | Light high-speed marine gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920117262U CN201385777Y (en) | 2009-04-09 | 2009-04-09 | Light high-speed marine gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201385777Y true CN201385777Y (en) | 2010-01-20 |
Family
ID=41578305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920117262U Expired - Lifetime CN201385777Y (en) | 2009-04-09 | 2009-04-09 | Light high-speed marine gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201385777Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182812A (en) * | 2011-04-29 | 2011-09-14 | 杭州前进齿轮箱集团股份有限公司 | Marine gearbox having concentricity and double-output clockwise and counterclockwise rotation functions |
| CN111779821A (en) * | 2019-04-04 | 2020-10-16 | 欧司特动力技术(江苏)有限公司 | A structure in which the oil return thin pipe is connected to the gear box |
-
2009
- 2009-04-09 CN CN200920117262U patent/CN201385777Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182812A (en) * | 2011-04-29 | 2011-09-14 | 杭州前进齿轮箱集团股份有限公司 | Marine gearbox having concentricity and double-output clockwise and counterclockwise rotation functions |
| CN111779821A (en) * | 2019-04-04 | 2020-10-16 | 欧司特动力技术(江苏)有限公司 | A structure in which the oil return thin pipe is connected to the gear box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100120 |
|
| CX01 | Expiry of patent term |