CN203176265U - High-power and double-reduction-ratio marine gearbox - Google Patents
High-power and double-reduction-ratio marine gearbox Download PDFInfo
- Publication number
- CN203176265U CN203176265U CN 201320137676 CN201320137676U CN203176265U CN 203176265 U CN203176265 U CN 203176265U CN 201320137676 CN201320137676 CN 201320137676 CN 201320137676 U CN201320137676 U CN 201320137676U CN 203176265 U CN203176265 U CN 203176265U
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- Prior art keywords
- ahead running
- casing
- shelves
- reversing
- slow
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Abstract
The utility model relates to a marine gearbox, in particular to a high-power and double-reduction-ratio marine gearbox. The high-power and double-reduction-ratio marine gearbox comprises a box body. An output shaft, an input shaft, a backing-up transmission shaft, an ahead running high gear transmission shaft and an ahead running low gear transmission shaft are arranged in the box body. The output shaft and the input shaft are concentrically arranged. The high-power and double-reduction-ratio marine gearbox has the advantages of being compact in structure, controllable in reduction ratio and speed difference, low in manufacturing cost, convenient to dismount, mount and maintain, and high in reliability.
Description
Technical field
The utility model is a kind of marine gearbox, particularly a kind of high-power dualratio reduction marine gearbox.
Background technique
The unloaded navigation of special boat ubiquities such as the towboat that uses, trawler, survey vessel, pump ship at present and two kinds of typical conditions of towing voyage, in order to allow diesel engine can both be operated in declared working condition when two kinds of operating modes, in order to allow the more cost effective work of diesel engine, just need transmission system to have two reduction speed ratio, to satisfy boats and ships can both obtain best propulsive efficiency two kinds of operating modes demand.The general ahead running of the high-power marine gearbox of prior art has only a reduction speed ratio output, can not satisfy the application demand of such boats and ships.
The model utility content
The utility model mainly is to solve the deficiencies in the prior art, compact structure, and two reduction speed ratio outputs of speed shelves, operational safety height, simple load and unload high-power dualratio reduction marine gearbox are arranged during ahead running.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of high-power dualratio reduction marine gearbox, comprise casing, be provided with output shaft, input shaft, reversing transmission shaft, ahead running fast shelves transmission shaft and the slow shelves of ahead running transmission shaft in the described casing, described output shaft and input shaft are concentric arrangement, be with the input gear on the described input shaft, the head of described input shaft is provided with input coupling; Be with output gear on the described output shaft; The left end of described reversing transmission shaft is provided with the reverse clutch assembly, described reverse clutch assembly is provided with reversing pressure-bearing seat ring outward, described reversing pressure-bearing seat ring overcoat has the reversing driving gear, the left side of described reverse clutch assembly is provided with the one-level driven gear, and the right-hand member of described reversing transmission shaft is with the reversing driving gear; The fast shelves of described ahead running transmission shaft is provided with the fast shelves of ahead running clutch pack, the fast shelves of described ahead running clutch pack is provided with the fast shelves of ahead running pressure-bearing seat ring outward, the fast shelves of described ahead running pressure-bearing seat ring peripheral hardware has the fast shelves of ahead running driving gear, and the right-hand member of the fast shelves of described ahead running transmission shaft is provided with the fast shelves of ahead running driving gear; The slow shelves of described ahead running transmission shaft is provided with the slow shelves of ahead running clutch pack, the slow shelves of described ahead running clutch pack is provided with the slow shelves of ahead running pressure-bearing seat ring outward, the slow shelves of described ahead running pressure-bearing seat ring peripheral hardware has the slow shelves of ahead running driving gear, and the right-hand member of the slow shelves of described ahead running transmission shaft is with the slow shelves of ahead running driving gear; The transmission that is meshed with the one-level driven gear of described input gear, the transmission that is meshed with ahead running fast shelves driving gear and the slow shelves of an ahead running driving gear respectively of described reversing driving gear, the transmission that is meshed with ahead running fast shelves driving gear and the slow shelves of an ahead running driving gear respectively of described output gear, the described reversing driving gear active that is meshed with output gear.
As preferably, between the two ends of described input shaft and casing, between the two ends and casing of output shaft, between the two ends and casing of reversing transmission shaft, between the two ends and casing of the fast shelves of ahead running transmission shaft, locate mutually by bearing respectively between the two ends of the slow shelves of ahead running transmission shaft and casing; Between the fast shelves of described ahead running pressure-bearing seat ring and casing, between reversing pressure-bearing seat ring and casing, locate mutually by pressure-loaded bearing respectively between ahead running slow shelves pressure-bearing seat ring and casing, be provided with a pair of self-aligning thrust roller bearing between the head of described output shaft and casing.
As preferably, described casing comprises left box body, goes up right case, middle casing and lower box, the left end on casing top is provided with the last left box body that fixes with it in described, the right-hand member on casing top is provided with the last right case that fixes with it in described, described upward left box body and last right case are fixedly connected, the bottom of casing is provided with the lower box that fixes with it in described, and left-hand end and the right-hand end of described lower box are respectively equipped with mounting bracket.
Therefore, a kind of high-power dualratio reduction marine gearbox that the utility model provides has compact structure, and reduction speed ratio speed difference is controlled, cheap for manufacturing cost, easy for assembly, disassembly and maintenance and reliability height.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is transfer principle schematic representation of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: as depicted in figs. 1 and 2, a kind of high-power dualratio reduction marine gearbox, comprise casing 1, be provided with output shaft 2, input shaft 3, reversing transmission shaft 4, ahead running fast shelves transmission shaft 5 and the slow shelves of ahead running transmission shaft 6 in the described casing 1, described output shaft 2 is concentric arrangement with input shaft 3, be with input gear 7 on the described input shaft 3, the head of described input shaft 3 is provided with input coupling 8; Be with output gear 9 on the described output shaft 2; The left end of described reversing transmission shaft 4 is provided with reverse clutch assembly 10, the described reverse clutch assembly 10 outer reversing pressure-bearing seat rings 11 that are provided with, the described reversing pressure-bearing seat ring 11 outer reversing driving gears 12 that are with, the left side of described reverse clutch assembly 10 is provided with one-level driven gear 13, and the right-hand member of described reversing transmission shaft 4 is with reversing driving gear 14; The fast shelves of described ahead running transmission shaft 5 is provided with the fast shelves of ahead running clutch pack 15, the fast shelves of the described ahead running clutch pack 15 outer fast shelves of the ahead running pressure-bearing seat rings 16 that are provided with, the fast shelves of the described ahead running pressure-bearing seat ring 16 outer fast shelves of the ahead running driving gears 17 that are provided with, the right-hand member of the fast shelves of described ahead running transmission shaft 5 is provided with the fast shelves of ahead running driving gear 18; The slow shelves of described ahead running transmission shaft 6 is provided with the slow shelves of ahead running clutch pack 19, the slow shelves of the described ahead running clutch pack 19 outer slow shelves of the ahead running pressure-bearing seat rings 20 that are provided with, the slow shelves of the described ahead running pressure-bearing seat ring 20 outer slow shelves of the ahead running driving gears 21 that are provided with, the right-hand member of the slow shelves of described ahead running transmission shaft 6 is with the slow shelves of ahead running driving gear 22; The transmission that is meshed with one-level driven gear 13 of described input gear 7, the transmission that is meshed with the fast shelves of ahead running driving gear 17 and the slow shelves of an ahead running driving gear 21 respectively of described reversing driving gear 12, the transmission that is meshed with the fast shelves of ahead running driving gear 18 and the slow shelves of an ahead running driving gear 22 respectively of described output gear 9, described reversing driving gear 14 active that is meshed with output gear 9.
The two ends of the two ends of the two ends of the two ends of described input shaft 3 and 1 of casing, output shaft 2 and 1 of casing, reversing transmission shaft 4 and 1 of casing, the fast shelves of ahead running transmission shaft 5 are passed through bearing 23 respectively with the two ends of 1 of casing, the slow grade transmission shaft 6 of ahead running and 1 of casing and are located mutually; The fast shelves of described ahead running pressure-bearing seat ring 16 is located by pressure-loaded bearing 24 respectively mutually with 1 of casing, reversing pressure-bearing seat ring 11 and 1 of casing, ahead running slow shelves pressure-bearing seat ring 20 and 1 of casing, and 1 of the head of described output shaft 2 and casing are provided with a pair of self-aligning thrust roller bearing 25.
Described casing 1 comprises left box body 26, goes up right case 27, middle casing 28 and lower box 29, the left end on casing 28 tops is provided with the last left box body 26 that fixes with it in described, the right-hand member on casing 28 tops is provided with the last right case 27 that fixes with it in described, the described left box body 26 of going up is fixedly connected with last right case 27, the bottom of casing 28 is provided with the lower box 29 that fixes with it in described, and the left-hand end of described lower box 29 and right-hand end are respectively equipped with mounting bracket 30.
Claims (3)
1. high-power dualratio reduction marine gearbox, it is characterized in that: comprise casing (1), be provided with output shaft (2), input shaft (3), reversing transmission shaft (4), ahead running fast shelves transmission shaft (5) and the slow shelves of ahead running transmission shaft (6) in the described casing (1), described output shaft (2) is concentric arrangement with input shaft (3), be with input gear (7) on the described input shaft (3), the head of described input shaft (3) is provided with input coupling (8); Be with output gear (9) on the described output shaft (2); The left end of described reversing transmission shaft (4) is provided with reverse clutch assembly (10), the outer reversing pressure-bearing seat ring (11) that is provided with of described reverse clutch assembly (10), the outer reversing driving gear (12) that is with of described reversing pressure-bearing seat ring (11), the left side of described reverse clutch assembly (10) is provided with one-level driven gear (13), and the right-hand member of described reversing transmission shaft (4) is with reversing driving gear (14); Described ahead running fast shelves transmission shafts (5) are provided with the fast shelves of ahead running clutch pack (15), the outer fast shelves of the ahead running pressure-bearing seat ring (16) that is provided with of described ahead running fast shelves clutch packs (15), the outer fast shelves of the ahead running driving gear (17) that is provided with of described ahead running fast shelves pressure-bearing seat rings (16), the right-hand member of described ahead running fast shelves transmission shafts (5) is provided with the fast shelves of ahead running driving gear (18); Described ahead running slow shelves transmission shafts (6) are provided with the slow shelves of ahead running clutch pack (19), the outer slow shelves of the ahead running pressure-bearing seat ring (20) that is provided with of described ahead running slow shelves clutch packs (19), the outer slow shelves of the ahead running driving gear (21) that is provided with of described ahead running slow shelves pressure-bearing seat rings (20), the right-hand member of described ahead running slow shelves transmission shafts (6) is with the slow shelves of ahead running driving gear (22); Described input gear (7) transmission that is meshed with one-level driven gear (13), described reversing driving gear (12) transmission that is meshed with ahead running fast shelves driving gear (17) and slow grade of driving gears (21) of ahead running respectively, described output gear (9) transmission that is meshed with ahead running fast shelves driving gear (18) and ahead running slow shelves driving gears (22) respectively, described reversing driving gear (14) active that is meshed with output gear (9).
2. a kind of high-power dualratio reduction marine gearbox according to claim 1 is characterized in that: between the two ends of described input shaft (3) and casing (1), between the two ends and casing (1) of output shaft (2), between the two ends and casing (1) of reversing transmission shaft (4), between the two ends and casing (1) of ahead running fast shelves transmission shafts (5), pass through bearing (23) respectively between the two ends of slow grade of transmission shafts (6) of ahead running and casing (1) and locate mutually; Between described ahead running fast shelves pressure-bearing seat rings (16) and casing (1), between reversing pressure-bearing seat ring (11) and casing (1), pass through pressure-loaded bearing (24) respectively between the slow grade pressure-bearing seat ring (20) of ahead running and casing (1) and locate mutually, be provided with a pair of self-aligning thrust roller bearing (25) between the head of described output shaft (2) and casing (1).
3. a kind of high-power dualratio reduction marine gearbox according to claim 1 and 2, it is characterized in that: described casing (1) comprises left box body (26), last right case (27), middle casing (28) and lower box (29), the left end on casing (28) top is provided with the last left box body (26) that fixes with it in described, the right-hand member on casing (28) top is provided with the last right case (27) that fixes with it in described, the described left box body (26) of going up is fixedly connected with last right case (27), the bottom of casing (28) is provided with the lower box (29) that fixes with it in described, and the left-hand end of described lower box (29) and right-hand end are respectively equipped with mounting bracket (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137676 CN203176265U (en) | 2013-03-25 | 2013-03-25 | High-power and double-reduction-ratio marine gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137676 CN203176265U (en) | 2013-03-25 | 2013-03-25 | High-power and double-reduction-ratio marine gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176265U true CN203176265U (en) | 2013-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320137676 Expired - Lifetime CN203176265U (en) | 2013-03-25 | 2013-03-25 | High-power and double-reduction-ratio marine gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176265U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420491A (en) * | 2017-05-26 | 2017-12-01 | 杭州发达齿轮箱集团有限公司 | A kind of especially big speed reducing ratio marine gearbox of dualratio reduction and its operating method |
| WO2019043226A1 (en) * | 2017-09-04 | 2019-03-07 | Cnh Industrial Italia S.P.A. | A dual-clutch transmission |
-
2013
- 2013-03-25 CN CN 201320137676 patent/CN203176265U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420491A (en) * | 2017-05-26 | 2017-12-01 | 杭州发达齿轮箱集团有限公司 | A kind of especially big speed reducing ratio marine gearbox of dualratio reduction and its operating method |
| WO2019043226A1 (en) * | 2017-09-04 | 2019-03-07 | Cnh Industrial Italia S.P.A. | A dual-clutch transmission |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |