CN203094424U - Rim type differential motion end face tooth distance regulating propelling device - Google Patents
Rim type differential motion end face tooth distance regulating propelling device Download PDFInfo
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- CN203094424U CN203094424U CN 201320024720 CN201320024720U CN203094424U CN 203094424 U CN203094424 U CN 203094424U CN 201320024720 CN201320024720 CN 201320024720 CN 201320024720 U CN201320024720 U CN 201320024720U CN 203094424 U CN203094424 U CN 203094424U
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- rim
- gear ring
- permanent magnet
- gear
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Abstract
The utility model relates to a rim type differential motion end face tooth distance regulating propelling device which comprises a wheel shell, a rim and a plurality of paddles. The rim is supported inside the wheel shell through a shaft bearing, a plurality of wheel gear plates are placed on the rim in the circumferential direction, each wheel gear plate is provided with one paddle, the wheel gear plates are meshed with gear rings on the front end face and gear rings on the back end face, the gear rings on the front end face and the gear rings on the back end face are supported on the rim through a radial bearing respectively, the gear rings on the front end face and the gear rings on the back end face are respectively provided with a permanent magnet motor rotor, and the permanent magnet motor rotor on the gear rings on the front end face and the permanent magnet motor rotor on the gear rings on the back end face are correspondingly opposite to a permanent magnet motor rotor on the wheel shell. According to the rim type differential motion end face tooth distance regulating propelling device, a gyration shaft is not placed in the center of gyration, blades can rotate synchronously through the differential motion end face gear wheel mechanism, and the propeller pitch is changed. The driving power of the propelling device comes from two permanent variable frequency motors which are installed inside the rim, and the differential motion of the end face gear wheel is achieved through rotation difference which is produced through the two motors controlled through frequency change.
Description
Technical field
The utility model relates to the differential end face tooth of a kind of rim roll adjustment propelling unit, belongs to the marine equipment technical field.
Background technology
Tuning for Controllable Pitch Propeller reduces the boats and ships start-stop time because of it can adapt to the different operating modes that advance of boats and ships, reduces the main frame start-stop time, and is widely used on all kinds of boats and ships.Another kind of rim propelling unit is the propelling unit of developed recently, because of it does not have propeller hub, so the hydrodynamic(al) performance is good, and the energy utilization rate height.
Tuning for Controllable Pitch Propeller has only the propeller hub formula at present, regulates pitch by the servo-cylinder in the HYDRAULIC CONTROL SYSTEM propeller hub of complexity and changes, and the manufacturing cost maintenance cost is higher.The rim propelling unit has only spacing oar frequency conversion drive formula, by the rotation of magneto-electric machine drive flange, drives the blade that is connected on the wheel rim, realizes the propulsion capability similar to screw propeller.
Propeller hub formula tuning for Controllable Pitch Propeller is that the slide block by oil cylinder throw crank slide block mechanism (or crank pin groove mechanism) drives the crank rotation, and blade is fastening thereby rotate with crank with crank, thereby realizes regulating the function of pitch.This structure is classical reliable, has developed last 100 years, but has still had shortcoming: the one, and the anglec of rotation of slider-crank mechanism is little, and moment of rotation is very little behind the arrival dead point; The 2nd, crank mechanism needs a slide block slot that connects a plurality of blade cranks simultaneously synchronous to guarantee each blade corner, and custom is referred to as " saddle "; And the saddle part can only use the propeller hub formula tuning for Controllable Pitch Propeller with minor diameter, then can't adopt for the rim tuning for Controllable Pitch Propeller of diameter number meter.
Various tuning for Controllable Pitch Propeller all rely on hydraulic efficiency pressure system that roll adjustment power is provided.Therefore must dispose rotary sealing appts on the axle of rotation provides hydraulic pressure to join oil return line, and this device has limited the pressure of hydraulic efficiency pressure system, makes that the cylinder diameter in the distance adjustor is bigger; In the tuning for Controllable Pitch Propeller propelling unit that axle is on, very trouble is made on thin and long oil distributing pipe road simultaneously.In the propelling unit of rim construction, because of there not being propeller hub, if use distributing device, it is too big then to join oily rotary seal diameter, makes difficulty, and difficult sealing is to guarantee.
The utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, and the differential end face tooth of a kind of rim roll adjustment propelling unit is provided.
The purpose of this utility model is achieved through the following technical solutions:
The differential end face tooth of rim roll adjustment propelling unit, comprise hub, wheel rim and many blades, characteristics are: described wheel rim is that bearings is in hub by axle, many toothed discs are along circumferentially placing on the wheel rim, fix a blade on every toothed disc, toothed disc is meshed with front end face gear ring and aft end face gear ring, front end face gear ring and aft end face gear ring are supported on the wheel rim by radial bearing respectively, be respectively equipped with permanent magnet machine rotor on front end face gear ring and the aft end face gear ring, the permanent magnet machine rotor on the front end face gear ring is relative with permanent magnet motor stator on the hub respectively with permanent magnet machine rotor on the aft end face gear ring.
Further, the differential end face tooth of above-mentioned rim roll adjustment propelling unit, wherein, described blade by bolted on toothed disc.
Further, the differential end face tooth of above-mentioned rim roll adjustment propelling unit wherein, is provided with reinforced seal between described wheel rim and the hub.
Substantive distinguishing features and obvious improvement that technical solutions of the utility model are outstanding are mainly reflected in:
The differential end face tooth of the utility model rim roll adjustment propelling unit is a kind of wheel rim propelling unit, does not have axis of revolution at center of gyration; This propelling unit can realize blade synchronization deflection by differential contrite gear mechanism, realizes that pitch of propeller changes; The driving power of this propeller system is from two permanent magnetism variable-frequency motors that are built in the wheel rim, and contrite gear differential produces the rotation difference by two motors of frequency change control and realize.Design feasible roll adjustment structure, make blade can be on wheel rim the anglec of rotation, and each blade rotating angle is synchronous.System all integrates, and does not have traditional transmission shafting, plunging joint etc., has saved the space greatly.Do not have the roll adjustment propeller hub, improved the propeller efficiency under the same diameter.Adopted later-model magneto-electric machine to advance, energy-conserving and environment-protective more.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Fig. 1: axle of the present utility model is surveyed scheme drawing;
Fig. 2: cross section of the present utility model cross-sectional schematic.
The specific embodiment
As Fig. 1, shown in Figure 2, the differential end face tooth of rim roll adjustment propelling unit, comprise hub 10, wheel rim 9 and many blades 1, wheel rim 9 is that bearing 7 is supported in the hub 10 by axle, many toothed discs 2 are along circumferentially placing on the wheel rim 9, one blade 1 is installed on every toothed disc 2, toothed disc 2 is meshed with front end face gear ring 3 and aft end face gear ring, front end face gear ring 3 and aft end face gear ring are supported on the wheel rim 9 by radial bearing 6 respectively, front end face gear ring 3 is provided with permanent magnet machine rotor 5, also be provided with permanent magnet machine rotor on the aft end face gear ring, the permanent magnet machine rotor on the front end face gear ring 3 is relative with permanent magnet motor stator 4 on the hub respectively with permanent magnet machine rotor on the aft end face gear ring.
On toothed disc 2, toothed disc can be adjusted angle according to differential principle to blade 1 by bolted, and fluted disc is the actual adjustment angle of blade, feeds back by the differential angle of measuring contrate gear.Toothed disc 2 bears thrust, the centnifugal force that the screw propeller rotation produces with the contact surface of wheel rim 9.Toothed disc 2 meshes with front end face gear ring 3 and aft end face gear ring respectively, and when the end face gear ring rotated in the same way synchronously, blade 1 was with wheel rim 9 revolutions; When the rotation of two end face gear rings has when differential, straight-tooth gear rotates (adjusting pitch) synchronously, and turns round with wheel rim simultaneously.
Two end face gear rings support by radial bearing 6, and are connected as one with permanent magnet machine rotor 5.Drive the end face gear ring when two magneto-electric machines rotate synchronously and rotate synchronously, when two motors of variable-frequency pulse control produced slip, the end face gear ring also produced differential, the deflection of differential realization blade.
Wheel rim 9, blade 1, toothed disc 2 and end face gear ring etc. are whole angle of rake rotors, hub 10 and permanent magnet motor stator etc. are angle of rake stators, bear propulsive force by bearing between rotor and the stator, be provided with swing bearing and reinforced seal 8 between wheel rim and the hub.
Whole propelling unit inside is full of lubricating oil, protects gear mechanism to be lubricated on the one hand, and reducing under water on the other hand, pressure reduction influences leak free.Because of system all places under water, its work heating is cooled off by flowing water all around.
Pitch angle feedback is attached to mark on the end face gear ring by detection, obtains the phase angle φ of two gear rings, if gear reduction ratio is i, and the corner α=φ/I of blade then.
In sum, the differential end face tooth of the utility model rim roll adjustment propelling unit is a kind of wheel rim propelling unit, does not have axis of revolution at center of gyration; This propelling unit can realize blade synchronization deflection by differential contrite gear mechanism, realizes that pitch of propeller changes; The driving power of this propeller system is from two permanent magnetism variable-frequency motors that are built in the wheel rim, and contrite gear differential produces the rotation difference by two motors of frequency change control and realize.Design feasible roll adjustment structure, make blade can be on wheel rim the anglec of rotation, and each blade rotating angle is synchronous.System all integrates, and does not have traditional transmission shafting, plunging joint etc., has saved the space greatly.Do not have the roll adjustment propeller hub, improved the propeller efficiency under the same diameter.Adopted later-model magneto-electric machine to advance, energy-conserving and environment-protective more.
What need understand is: the above only is a preferred implementation of the present utility model; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. the differential end face tooth of rim roll adjustment propelling unit, comprise hub, wheel rim and many blades, it is characterized in that: described wheel rim is that bearings is in hub by axle, many toothed discs are along circumferentially placing on the wheel rim, fix a blade on every toothed disc, toothed disc is meshed with front end face gear ring and aft end face gear ring, front end face gear ring and aft end face gear ring are supported on the wheel rim by radial bearing respectively, be respectively equipped with permanent magnet machine rotor on front end face gear ring and the aft end face gear ring, the permanent magnet machine rotor on the front end face gear ring is relative with permanent magnet motor stator on the hub respectively with permanent magnet machine rotor on the aft end face gear ring.
2. the differential end face tooth of rim according to claim 1 roll adjustment propelling unit is characterized in that: described blade by bolted on toothed disc.
3. the differential end face tooth of rim according to claim 1 roll adjustment propelling unit is characterized in that: be provided with reinforced seal between described wheel rim and the hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320024720 CN203094424U (en) | 2013-01-17 | 2013-01-17 | Rim type differential motion end face tooth distance regulating propelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320024720 CN203094424U (en) | 2013-01-17 | 2013-01-17 | Rim type differential motion end face tooth distance regulating propelling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203094424U true CN203094424U (en) | 2013-07-31 |
Family
ID=48845851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320024720 Withdrawn - After Issue CN203094424U (en) | 2013-01-17 | 2013-01-17 | Rim type differential motion end face tooth distance regulating propelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203094424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043199A (en) * | 2013-01-17 | 2013-04-17 | 苏州船用动力系统股份有限公司 | Flange differential motion end face gear distance adjusting propelling device |
-
2013
- 2013-01-17 CN CN 201320024720 patent/CN203094424U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043199A (en) * | 2013-01-17 | 2013-04-17 | 苏州船用动力系统股份有限公司 | Flange differential motion end face gear distance adjusting propelling device |
| CN103043199B (en) * | 2013-01-17 | 2015-05-13 | 苏州船用动力系统股份有限公司 | Flange differential motion end face gear distance adjusting propelling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130731 Effective date of abandoning: 20150513 |
|
| RGAV | Abandon patent right to avoid regrant |