CN202848009U

CN202848009U - Forwarding and reversing gear box type co-axial counter rotating propeller device

Info

Publication number: CN202848009U
Application number: CN 201220547644
Authority: CN
Inventors: 王全福; 石秀东; 薛军; 薛兵财
Original assignee: WUXI RUIFENG MARINE PROPULSION CO Ltd
Current assignee: WUXI RUIFENG MARINE PROPULSION CO Ltd
Priority date: 2012-10-24
Filing date: 2012-10-24
Publication date: 2013-04-03
Anticipated expiration: 2022-10-24

Abstract

The utility model relates to a forwarding and reversing gear box type co-axial counter rotating propeller device. The device comprises a forwarding and reversing gear set, a planet wheel reduction gear set and a co-axial counter rotating propeller which are linked into an integral structure. According to the forwarding and reversing gear box type co-axial counter rotating propeller device, the forwarding and reversing gear set, the planet wheel reduction gear set and the co-axial counter rotating propeller which are linked into an integral structure are designed integrally, the forwarding and reversing gear set outputs forward and backward rotation, the design of the co-axial counter rotating propeller can improve the transmission efficiency, and the intermediate link energy consumption is reduced; a forwarding and reversing gear mechanism is utilized to solve the forwarding and reversing rotation problem of the propeller; and the co-axial counter rotating propeller is used for obtaining efficient transmission efficiency, and simultaneously, the space is saved, and the device miniaturization is achieved.

Description

Just, the box coaxial counter rotating propeller device of reverse-gear

Technical field

The utility model relates to the mechanical transmission mechanism technical field, especially a kind of for propelling transmission device peculiar to vessel just, the box coaxial counter rotating propeller device of reverse-gear.

Background technology

In the boats and ships basic propulsion system, from the driving engine to the screw propeller between except transmission shafting, also be equipped with various drive apparatus, these equipment are the organic assembling body that forms when finishing various transmission agency machine, assembly is rear drive apparatus.The normal direction of marine engine is rotated, and is positive car; Reversing is named in the reversing sense that normally the turns running of driving engine, usually realizes by transmission device.

Marine propulsion of the prior art, promoting ship by electrical motor or the rotation of internal-combustion engine drives screw propeller advances, just comprise, reverse-gear group, satellite gear train of reduction gears and two ends arrange counter rotating propeller, it designs separately, by intermediate link (such as coupler) three is coupled together again.This structure can't be avoided the waste of power of intermediate link (such as coupler), and complicated mechanism, and floor area is large, and cost is high, and counter rotating propeller often adopts the counter rotating propeller of two ends arrangement form, and its driving efficiency is low.

The utility model content

The applicant is for adopting large, the shortcomings such as cost is high, complicated mechanism of split-type structural waste of power in the above-mentioned existing production technology, provide a kind of rational in infrastructure just, the box coaxial counter rotating propeller device of reverse-gear, thereby adopt the design of integral structure, reduced the waste of power of intermediate link, save the space, be easy to transportation, reliable transmission.

The technical scheme that the utility model adopts is as follows:

A kind of just, the box coaxial counter rotating propeller device of reverse-gear, just comprise, reverse-gear group, satellite gear train of reduction gears and coaxial counter rotating propeller, described just, reverse-gear group, satellite gear train of reduction gears and coaxial counter rotating propeller be connected and be integral the formula structure;

Described just, the structure of reverse-gear group is: comprise the input shaft I, be installed with the driving gear I on the described input shaft I, parallel with the input shaft I axle II that is provided with, the compound gear II is installed on the described axle II, described compound gear II comprises driven compound gear II A end and driven compound gear II B end, one side of described driven compound gear II B end is equipped with the power-transfer clutch I, described driven compound gear II A end and driving gear I engaged transmission; With the compound gear II coaxial the gear III also is installed, also comprise the axle III, be equipped with on the described axle III and gear III gears in mesh IV; Also comprise the axle VI parallel with the axle II, an end of described axle VI is installed with the gear VI by the power-transfer clutch II, described gear VI and driven compound gear II B end engaged transmission, and the other end of described axle VI is equipped with the gear V, described gear V and the engagement of gear IV;

The structure of described satellite gear train of reduction gears is: described axle III links to each other with planet gear reducing mechanism, the structure of described planet gear reducing mechanism is: comprise the external toothing that is connected with the axle III, in the described external toothing sun wheel is installed, described sun wheel and three satellite gear engagements, three satellite gears are fixed on the pinion carrier, the internal tooth engagement of three satellite gears and external toothing;

The structure of described coaxial counter rotating propeller is: the interior axle IV that links to each other with pinion carrier, described external toothing is extended with the outer shaft V, described interior axle IV and outer shaft V are in coaxial position, and the tail end of described interior axle IV is provided with interior axle screw propeller, and the tail end of described outer shaft V is provided with the outer shaft screw propeller.

As further improvement in the technical proposal:

Install relative with the outer shaft screw propeller of described interior axle screw propeller.

The beneficial effects of the utility model are as follows:

The utility model is just adopting, the integrated design of reverse-gear group, satellite gear reducing gear and coaxial counter rotating propeller, just, reverse-gear group output forward and reverse rotation, the design of coaxial counter rotating propeller can improve driving efficiency, the energy consumption of cutting down the number of intermediate links; Adopt the ahead and astern gear mechanism to solve the rotating problem of screw propeller; Utilize coaxial counter rotating propeller to obtain efficient driving efficiency, save simultaneously the space, realize the miniaturization of equipment.

The utility model is than the Full Rotary screw propeller of traditional 360 degree, and just, the compact conformation of the coaxial counter rotating propeller of reverse-gear group formula, it is little to take up room, and is easy to transportation.

Description of drawings

Fig. 1 is structural representation of the present utility model.

Fig. 2 be the utility model just, the structural representation of reverse-gear group.

Fig. 3 is the front view (semi-sictional view) of Fig. 1.

Fig. 4 is the structural representation of the utility model satellite gear train of reduction gears.

Fig. 5 is principle schematic of the present utility model.

Wherein: 1, just, the reverse-gear group; 2, satellite gear train of reduction gears; 3, coaxial counter rotating propeller; 4, input shaft I; 5, driving gear I; 6, driven compound gear II A end; 7, driven compound gear II B end; 8, power-transfer clutch I; 9, axle II; 10, gear III; 11, gear IV; 12, axle III; 13, planet gear reducing mechanism; 1301, sun wheel; 1302, pinion carrier; 1303, satellite gear; 1304, external toothing; 14, interior axle IV; 15, outer shaft V; 16, outer shaft screw propeller; 17, interior axle screw propeller; 18, gear V; 19, axle VI; 20, power-transfer clutch II; 21, gear VI.

The specific embodiment

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described.

As shown in Figure 1, present embodiment just, the box coaxial counter rotating propeller device of reverse-gear, just comprise, reverse-gear group 1, satellite gear train of reduction gears 2 and coaxial counter rotating propeller 3, just, reverse-gear group 1, satellite gear train of reduction gears 2 and coaxial counter rotating propeller 3 be connected and be integral the formula structure; Just, reverse-gear group 1 drives the conversion that satellite gear train of reduction gears 2 realizes high low speed, coaxial counter rotating propeller 3 runnings of satellite gear train of reduction gears 2 drives.

Concrete structure is as follows:

See Fig. 2, just, the structure of reverse-gear group 1 is: comprise input shaft I 4, be installed with driving gear I 5 on the input shaft I 4, parallel with the input shaft I 4 axle II 9 that is provided with, the compound gear II is installed on the axle II 9, the compound gear II comprises driven compound gear II A end 6 and driven compound gear II B end 7, and a side of driven compound gear II B end 7 is equipped with power-transfer clutch I 8, driven compound gear II A end 6 and driving gear I 5 engaged transmission; With the compound gear II coaxial gear III 10 also is installed, also comprise axle III 12, be equipped with on the axle III 12 and gear III 10 gears in mesh IV 11; Also comprise the axle VI 19 parallel with axle II 9, one end of axle VI 19 is installed with gear VI 21 by power-transfer clutch II 20, and gear VI 21 is held 7 engaged transmission with driven compound gear II B, and the gear size is identical, the other end of axle VI 19 is equipped with gear V 18,

gear V

18 and 11 engagements of gear IV.Compound gear II and gear VI 21 are in the rotation armed state all the time in the working process, have realized two opposite rotating speeds herein.

See Fig. 3 and Fig. 4, the structure of satellite gear train of reduction gears 2 is: axle III 12 links to each other with planet gear reducing mechanism 13, the structure of planet gear reducing mechanism 13 is: comprise the external toothing 1304 that is connected with axle III 12, sun wheel 1301 is installed in the external toothing 1304, sun wheel 1301 and three satellite gear 1303 engagements, three satellite gears 1303 are fixed on the pinion carrier 1302, the internal tooth engagement of three satellite gears 1303 and external toothing 1304; It forms planetary gear speed reducing mechanism.

See Fig. 1 and Fig. 3, the structure of coaxial counter rotating propeller 3 is: the interior axle IV 14 that links to each other with pinion carrier 1302, external toothing 1304 is extended with outer shaft V 15, interior axle IV 14 is in coaxial position with outer shaft V 15, the tail end of interior axle IV 14 is provided with interior axle screw propeller 17, and the tail end of outer shaft V 15 is provided with outer shaft screw propeller 16; Interior axle screw propeller 17 and the 16 relative installations of outer shaft screw propeller, interior axle IV 14 and the 15 independent rotations of outer shaft V, it consists of coaxial counter rotating propeller 3, and the thrust power of high-efficiency ship is provided.

As shown in Figure 5, in the actual use procedure, motion process of the present utility model is as follows:

(1) during positive car, shown in dotted arrow direction among Fig. 5, input shaft I 4 rotates by propulsion source, driving gear I 5 rotations on the input shaft I 4, at this moment, being installed on driven compound gear II B holds the power-transfer clutch I 8 after 7 in running order, power-transfer clutch II 20 is in off working state, driving gear I 5 is held 6 engaged transmission with driven compound gear II A, the rotation of driven compound gear II A end 6 passes to the gear III 10 that is fixedly mounted on the co-axial shafts II 9 by axle II 9 this moment, gear III 10 and gear IV 11 engaged transmission, gear IV 11 is captiveed joint with axle III 12, axle III 12 is rotated in the forward under the driving of gear IV 11, thereby provide power driven coaxial counter rotating propeller 3 rotations by satellite gear train of reduction gears 2, because being rotated in the forward of gear IV 11, interior axle IV 14 is connected with pinion carrier 1302, thereby make interior axle IV 14 follow pinion carrier 1302 forward occurs simultaneously, and forward rotation occurs interior axle screw propeller 17; Simultaneously, retrograde rotations occur in the outer shaft V 15 of fixing with external toothing 1304, and reverse retrograde rotation occurs the outer shaft screw propeller 16 that is installed on the outer shaft V 15.

When (2) moveing backward, such as solid arrow direction among Fig. 5, power-transfer clutch II 20 after the gear VI 21 is in running order, power-transfer clutch I 8 is in off working state, driving gear I 5 is held 7 engaged transmission with driven compound gear II B, driven compound gear II B end 7 and gear VI 21 engaged transmission, by the rotation of gear VI 21 on axle VI 19, pass to the gear V 18 that is fixedly mounted on the axle VI 19, gear V 18 will drive the gear IV 11 that is connected with axle III 12 and rotate, axle III 12 contrarotations under the driving of gear IV 11 this moment; Thereby provide power driven coaxial counter rotating propeller 3 rotations by satellite gear train of reduction gears 2, because contrarotation, the outer shaft V 15 of gear IV 11 are connected with external toothing 1304, thereby make outer shaft V 15 follow external toothing 1304 contrarotation occurs, outer shaft screw propeller 16 is installed on the outer shaft V 15, and is driven and the realization backwards rotation by outer shaft V 15; Simultaneously, the interior axle IV 14 that is connected with pinion carrier 1302 is stood up and is rotated in the forward, then in axle screw propeller 17 be rotated in the forward.

The rotation that passes over by axle III 12 respectively when just, moveing backward all will directly drive planet gear reducing mechanism 13 runnings, see Fig. 4 and Fig. 5, axle III 12 ends link to each other with sun wheel 1301, sun wheel 1301 and three satellite gear 1303 engagements, each satellite gear 1303 is around separately axle rotation on the pinion carrier 1302, three satellite gears 1303 respectively with external toothing 1304 engaged transmission, external toothing 1304 is installed in (not shown in FIG.) on the axle III 12 by bearings.Planet gear reducing mechanism 13 has been realized the coaxial and reciprocal rotation of interior axle IV 14 with the outer shaft V 15 of coaxial counter rotating propeller 3.

More than describing is to explanation of the present utility model, is not the restriction to utility model, and the utility model limited range within protection domain of the present utility model, can be done any type of modification referring to claim.

Claims

One kind just, the box coaxial counter rotating propeller device of reverse-gear, it is characterized in that: just comprising, reverse-gear group (1), satellite gear train of reduction gears (2) and coaxial counter rotating propeller (3), described just, reverse-gear group (1), satellite gear train of reduction gears (2) and coaxial counter rotating propeller (3) be connected and be integral the formula structure;

Described just, the structure of reverse-gear group (1) is: comprise input shaft I (4), be installed with driving gear I (5) on the described input shaft I (4), parallel with input shaft I (4) the axle II (9) that is provided with, the upper compound gear II of installing of described axle II (9), described compound gear II comprises driven compound gear II A end (6) and driven compound gear II B end (7), one side of described driven compound gear II B end (7) is equipped with power-transfer clutch I (8), described driven compound gear II A end (6) and driving gear I (5) engaged transmission; With the compound gear II coaxial gear III (10) also is installed, also comprise axle III (12), be equipped with on the described axle III (12) and gear III (10) gears in mesh IV (11); Also comprise the axle VI (19) parallel with axle II (9), one end of described axle VI (19) is installed with gear VI (21) by power-transfer clutch II (20), described gear VI (21) and driven compound gear II B end (7) engaged transmission, the other end of described axle VI (19) is equipped with gear V (18), described gear V (18) and gear IV (11) engagement;

The structure of described satellite gear train of reduction gears (2) is: described axle III (12) links to each other with planet gear reducing mechanism (13), the structure of described planet gear reducing mechanism (13) is: comprise the external toothing (1304) that is connected with axle III (12), sun wheel (1301) is installed in the described external toothing (1304), described sun wheel (1301) and three satellite gears (1303) engagement, three satellite gears (1303) are fixed on the pinion carrier (1302), and three satellite gears (1303) mesh with the internal tooth of external toothing (1304);

The structure of described coaxial counter rotating propeller (3) is: the interior axle IV (14) that links to each other with pinion carrier (1302), described external toothing (1304) is extended with outer shaft V (15), described interior axle IV (14) is in coaxial position with outer shaft V (15), the tail end of described interior axle IV (14) is provided with interior axle screw propeller (17), and the tail end of described outer shaft V (15) is provided with outer shaft screw propeller (16).
As claimed in claim 1 just, the box coaxial counter rotating propeller device of reverse-gear, it is characterized in that: the relative installation with outer shaft screw propeller (16) of described interior axle screw propeller (17).