CN207208397U - The big stabilizer executing agency for turning fin angle can be realized - Google Patents
The big stabilizer executing agency for turning fin angle can be realized Download PDFInfo
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- CN207208397U CN207208397U CN201720855548.3U CN201720855548U CN207208397U CN 207208397 U CN207208397 U CN 207208397U CN 201720855548 U CN201720855548 U CN 201720855548U CN 207208397 U CN207208397 U CN 207208397U
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- gear shaft
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Abstract
It the utility model is related to a kind of energy and realize the big stabilizer executing agency for turning fin angle, rack-and-pinion cylinder is arranged on fulcrum bearing front end, it is connected with installed in the fin axle group of supporting base rear end, two cylinder racks of rack-and-pinion cylinder and a gear shaft are integrated in casing, hollow gear axle is connected by key with fin axle group, two cylinder racks are arranged on gear shaft upper and lower ends, connection is engaged with gear shaft, cylinder rack both ends, which are respectively placed in, is fixed in the cylinder barrel of casing both sides and is formed diagonal bidentate chamber, diagonal bidentate chamber is connected to driving source hydraulic pressure unit by oil pipe, two cylinder racks are engaged by gear hydraulic coupling passing to gear shaft, the linear reciprocating motion of cylinder rack is set to be converted into the swing of fin axle group.The mechanism structure simple and compact, can significantly reduce executing agency accounts for cabin space, and operating angle is up to ± 65 °, meets corner demand during zero power test, ensure good anti-rolling effect, and increase substantially system reliability.
Description
Technical field
It the utility model is related to a kind of equipment for reducing ships and light boats rolling motion, particularly a kind of fin stabilizer at zero speed,
Belong to stabilizer executing agency technical field.
Background technology
Existing fin stabilizer can provide a variety of subtract for various ship and shake allocation plan, technology relative maturity, ensure ship
Only there is the good demand of shaking that subtracts under the medium/high speed of a ship or plane, but recent years are needed to subtracting to shake under the low speed of a ship or plane even zero power test with ship
Ask increasingly urgent, therefore, domestic-developed tank stabilizer and the united integrated value method system of stabilizer, i.e., using subtracting under zero power test
Shake water tank and subtract and shake, using tank stabilizer and stabilizer combined stabilization under the medium/high speed of a ship or plane, but need to design, install, safeguards two sets it is only
Erect standby, economy is not good enough, and takes space in larger cabin, increases full marine railway water, influences ship resistance.
External Duo Jia fin stabilizer at zero speed producer uses and is improved on the basis of existing stabilizer and it is possessed full boat mostly
The solution of fast stabilization capability, i.e., under the medium/high speed of a ship or plane, stabilizer uses conventional operating mode, referred to as common stabilizer；
Under zero power test, stabilizer switches to zero power test pattern, is referred to as fin stabilizer at zero speed.Though the design takes into account common stabilizer, only
Need to design, safeguard a set of equipment, cost and volume do not have large increase yet, but are limited to its executing agency and use crank connecting link
Driving structure and the maximum that can reach turns the inadequate natural endowment that fin operating angle is only ± 40 °, the anti-rolling effect of zero power test has
Limit, it is impossible to meet that ship subtracts the demand of shaking in the low speed of a ship or plane even under zero power test, complicated, weight and to account for cabin space big, to having
The cabin space arrangement of limit brings difficulty.
The content of the invention
In order to overcome existing fin stabilizer executing agency to turn fin angle deficiency, the utility model, which provides one kind, can realize big turn
The stabilizer executing agency at fin angle, fin axle is directly driven by gear double rack cylinder and rotated, drives the quick large angle pendulum of fin, it is real
Existing stabilization at zero speed, the mechanism structure simple and compact, can significantly reduce executing agency accounts for cabin space, operating angle up to ±
65 °, meet corner demand during zero power test, ensure good anti-rolling effect, while system reliability can be increased substantially.
To achieve the above object, the technical solution of the utility model is：It is a kind of to realize that the big stabilizer for turning fin angle performs
Mechanism, including fin axle group, fulcrum bearing, rack-and-pinion cylinder, retaining mechanism, fin angle transmitter, control valve group, the rack-and-pinion cylinder
It is connected installed in fulcrum bearing front end, and with installed in the fin axle group of supporting base rear end, for driving fin axle group to rotate, the gear
Rack cylinder is made up of casing, cylinder rack, cylinder barrel, self-lubricating bushing and gear shaft；Two cylinder racks and a gear shaft are integrated in
In casing, gear shaft is connected with fin axle group, and two cylinder racks are arranged in parallel and are respectively symmetrically distributed in the both sides of gear shaft, and with
Gear shaft engagement connection, cylinder rack both ends, which are respectively placed in, is fixed in the cylinder barrel of casing both sides and is formed diagonal bidentate chamber,
Diagonal bidentate chamber is connected to driving source hydraulic pressure unit by oil pipe, and two cylinder racks are engaged by gear and pass to hydraulic coupling
Gear shaft, torque output is converted into, the linear reciprocating motion of cylinder rack is converted into the swing of fin axle group.
The fulcrum bearing is made up of upper branching holder and lower bearing support, lower bearing support holding section axle group, upper branching holder just on
Side is equipped with control valve group, and underface is equipped with retaining mechanism, and the control valve group is connected to driving source hydraulic pressure unit, in electric-control system
Control under driving hydraulic pressure unit the movements of two cylinder rack linear relative movements of rack-and-pinion cylinder is controlled through control valve group
Length realizes that fin axle group arbitrarily turns fin angle.
Self-lubricating bushing is set between box inside and the cylinder rack.
The fin axle group is made up of fin axle, axle sleeve, big bearing, small bearing and back-up ring, equipped with big bearing, small axle on fin axle
Hold, rack-and-pinion cylinder is housed on the fin axle on the outside of small bearing, is at fin axle free end.
The upper branching holder is radially provided with for being supported on strengthening for height than small circular flange, the inner side of upper branching holder
The structural strength of seat and as side plate motion be whole executing agency mechanical position limitation gusset.
The beneficial effects of the utility model：
To realize that the wide-angle of executing agency operates, the utility model introduces a rack-and-pinion cylinder and is directly connected to fin axle generation
For existing executing agency bilinear cylinder by the method for fin axle in succession between fin handle, turn fin by what rack length determined executing agency
Angle；Cabin space is accounted for reduce, optimizes fin axle group supporting structure form, it is new to design bearing arrangement and stopping means etc..
The executing agency mainly by fin axle group, seawater sealing device, side plate, fulcrum bearing, rack-and-pinion cylinder, retaining mechanism,
Fin angle transmitter and control valve group etc. form.The work of hydraulic pressure unit is driven to make rack through control valve group under the control of electric-control system
The double rack chamber linear relative movement of cylinder, fin axle is driven to rotate through gear and fin axis connection spline by rack and pinion engagement pair,
Double rack is integrated into an oil cylinder with gear, arbitrarily turns fin angle by changing the realization of rack movable length.
The utility model directly drives fin axle by an integrated rack-and-pinion cylinder and rotated, and is compared with existing executing agency,
Turn fin angle can by 40 ° bring up to 65 ° and more than, by change rack movable length realize arbitrarily turn fin angle；Will be former double straight
Line cylinder+fin handle drive mechanism is reduced to an integrated rack-and-pinion cylinder, hence it is evident that reduces amount of parts, effectively reduces and account for cabin sky
Between, particularly axial height can reduce by 20%, and this is beneficial to I＆M of the executing agency in cabin；Rack-and-pinion cylinder is placed in
Fin axle free end, influence of the Reducing distortion to oil cylinder performance and life-span；Compact-sized, weight saving 20%, this has certain skill
Art progress and economic benefit.
Brief description of the drawings
Fig. 1 is that can realize the big stabilizer executing agency structural representation for turning fin angle；
Fig. 2 is Fig. 1 left view；
Fig. 3 is integrated rack-and-pinion cylinder structure schematic diagram；
Fig. 4 is upper branching holder structural upright schematic diagram；
Fig. 5 is upper branching holder structural plan schematic diagram；
Fig. 6 is fin axle group structural representation.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 6, it is a kind of to realize the big stabilizer executing agency for turning fin angle, mainly include fin axle group 1, branch
Bearing, fin angle transmitter 4, retaining mechanism 5, seawater sealing device 6, rack-and-pinion cylinder 7 and control valve group 8 etc..
Rack-and-pinion cylinder 7 is arranged on fulcrum bearing front end, and is connected with installed in the fin axle group 1 of supporting base rear end, for band
Dynamic fin axle group 1 rotates, and rack-and-pinion cylinder 7 is by 77 groups of casing 71, cylinder rack 72, cylinder barrel 73, self-lubricating complete 76 and gear shaft
Into；Two cylinder racks 72 and a gear shaft 77 are integrated in casing 71, and gear shaft 77 is connected with fin axle group 1, two cylinder racks 72
The upper and lower ends of gear shaft 77 are separately positioned on, and connection is engaged with gear shaft 77, the both ends of cylinder rack 72, which are respectively placed in, to be fixed on
In the cylinder barrel 73 of the both sides of casing 71 and diagonal bidentate chamber is formed, diagonal bidentate chamber connects driving hydraulic pressure unit by oil pipe,
Two cylinder racks 72 are engaged by gear hydraulic coupling passing to gear shaft 77, are converted into torque output, are made cylinder rack 72
Linear reciprocating motion is converted into the swing of fin axle group 1.The connection driving hydraulic pressure unit of control valve group 8, driving hydraulic pressure unit connection electricity
Control system, the phase of two cylinder rack 72 of rack-and-pinion cylinder 7 is controlled by driving hydraulic pressure unit through control valve group 8 by electric-control system
Fin axle group 1, which arbitrarily turns fin angle, to be realized to the movable length of linear motion.
Fulcrum bearing is divided into two, and is upper branching holder 3 and lower bearing support 2 respectively, and lower bearing support 2 plays holding section axle group 1 and ship
Susceptor body, which coordinates and power on fin is transferred into hull etc. by pedestal, to be acted on, and upper branching holder 3 is fin angle transmitter 4, retaining mechanism
5th, rack-and-pinion cylinder 7, control valve group 8 etc. provide platform.Fulcrum bearing split design both simplifies structure, is easy to processing and installation again.
Rack-and-pinion cylinder 7 is used as dynamical element, direct drive fin axle group 1, and seawater sealing device 6 connects with the lower surface bolt of lower bearing support 2
Connect, prevent seawater from entering cabin along the path of fin axle group 1, retaining mechanism 5 is used under executing agency's off working state keep equipment
In zero-bit.
As shown in figure 3, integrated rack-and-pinion cylinder 7 by casing 71, cylinder rack 72, cylinder barrel 73, oil connection 74,
Upper and lower end cap 75, self-lubricating complete 76 and gear shaft 77 etc. form.Two diagonal chamber connected pipes, two cylinder racks 72 pass through
Hydraulic coupling is passed to gear shaft 77 by gear engagement, is converted into torque output, and the linear reciprocating motion of cylinder rack 72 is converted
For the swing of fin axle group 1, change the i.e. adjustable swing angle of cylinder rack movable length.Two cylinder racks 72 and a gear shaft 77
Casing 71 is integrated in, cabinets cavity filling lubricating grease is compact-sized, ensures the lubrication of Meshing Pair, improves the reliability of Meshing Pair.
Self-lubricating bushing 76 is arranged between the inner side of casing 71 and cylinder rack 72, for bear wheel and rack engagement force along perpendicular to
The component of rack axis, both it had been the motion guide of cylinder rack 72 and lubrication, and had reduced the deflection deformation of cylinder rack 72 again to Cylinder Gear
The influence of the both ends piston packing of bar 72.
Such as Fig. 4, shown in 5, upper branching holder 3 is that the offers such as rack-and-pinion cylinder 7, retaining mechanism 5 and control valve group 8 installation is flat
Platform, groove 31 and hole A32 position for rack-and-pinion cylinder, and the two sides 36 of groove 31 are passed to branch for bearing cylinder output torque
Bearing 3, hole B33 are installed for retaining mechanism 5, have been connected upper branching holder 3 and lower bearing support 2 by screw 34 and pin-and-hole 35
Come, most cylinder output torque is transferred to hull at last.Retaining mechanism 5, fin angle transmitter 4 and control valve group 8 etc. are respectively positioned on supporting
The surface of seat 3, ensure that it still possesses the installation of abundance and service clearance in less cabin spaces.Gusset 38 is used to strengthen
The structural strength of upper branching holder 3, reduce is influenceed because being deformed caused by by weight such as rack-and-pinion cylinders 7 on gear Meshing Pair,
It is the mechanical position limitation of whole executing agency for the motion of side plate 37 simultaneously.
As shown in fig. 6, fin axle group 1 is made up of fin axle 11, axle sleeve 12, big bearing 13, small bearing 14 and back-up ring 15 etc..It is special
Point is the distance of big bearing 13 and small bearing 14 of furthering, while limits the fit clearance of bearing and lower bearing support 2, by rack-and-pinion
Cylinder 7 is placed on the outside of two bearings, both ensure that fin axle 11 had enough stress intensities, and had been effectively prevented from the deflection deformation of fin axle 11 to tooth
The intensity and sealing property for taking turns rack cylinder 7 bring influence, and and can significantly reduces the axial dimension of whole executing agency, account for cabin sky
Between improved, beneficial to the arrangement in limited cabin space.
Claims (5)
- Can realize the big stabilizer executing agency for turning fin angle 1. a kind of, including fin axle group (1), fulcrum bearing, rack-and-pinion cylinder (7), Retaining mechanism (5), fin angle transmitter (4), control valve group (8), the rack-and-pinion cylinder (7) are arranged on fulcrum bearing front end, and with Installed in fin axle group (1) connection of supporting base rear end, for driving fin axle group (1) to rotate, the rack-and-pinion cylinder (7) is by casing (71), cylinder rack (72), cylinder barrel (73), self-lubricating bushing (76) and gear shaft (77) composition；Two cylinder racks (72) and one Gear shaft (77) is integrated in casing (71), and gear shaft (77) is connected with fin axle group (1), two cylinder racks (72) be arranged in parallel and The both sides of gear shaft (77) are respectively symmetrically distributed in, and connection is engaged with gear shaft (77), cylinder rack (72) both ends are put respectively In being fixed in the cylinder barrel (73) of casing (71) both sides and forming diagonal bidentate chamber, diagonal bidentate chamber is connected to by oil pipe Driving source hydraulic pressure unit, two cylinder racks (72) are engaged by gear hydraulic coupling passing to gear shaft (77), are converted into moment of torsion Output, makes the linear reciprocating motion of cylinder rack (72) be converted into the swing of fin axle group (1).
- 2. according to claim 1 can realize the big stabilizer executing agency for turning fin angle, it is characterised in that：The fulcrum bearing It is made up of upper branching holder (3) and lower bearing support (2), lower bearing support (2) holding section axle group (1), the surface dress of upper branching holder (3) There is control valve group (8), underface is equipped with retaining mechanism (5), and the control valve group (8) is connected to driving source hydraulic pressure unit, in electricity Hydraulic pressure unit is driven to control two cylinder rack (72) phases of rack-and-pinion cylinder (7) through control valve group (8) under the control of control system Fin axle group (1), which arbitrarily turns fin angle, to be realized to the movable length of linear motion.
- 3. according to claim 1 can realize the big stabilizer executing agency for turning fin angle, it is characterised in that：The casing (71) self-lubricating bushing (76) is set between inner side and cylinder rack (72).
- 4. according to claim 1 can realize the big stabilizer executing agency for turning fin angle, it is characterised in that：The fin axle group (1) it is made up of fin axle (11), axle sleeve (12), big bearing (13), small bearing (14) and back-up ring (15), big axle is housed on fin axle (11) (13), small bearing (14) are held, rack-and-pinion cylinder (7) is housed on the fin axle (11) on the outside of small bearing (14), is at fin Axle free end.
- 5. according to claim 2 can realize the big stabilizer executing agency for turning fin angle, it is characterised in that：The upper supporting Seat (3) is highly radially than small circular flange, the inner side of upper branching holder (3) is provided with the structure for being used for strengthening upper branching holder (3) Intensity and as side plate (37) motion be whole executing agency mechanical position limitation gusset (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855548.3U CN207208397U (en) | 2017-07-14 | 2017-07-14 | The big stabilizer executing agency for turning fin angle can be realized |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855548.3U CN207208397U (en) | 2017-07-14 | 2017-07-14 | The big stabilizer executing agency for turning fin angle can be realized |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207208397U true CN207208397U (en) | 2018-04-10 |
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ID=61812958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720855548.3U Withdrawn - After Issue CN207208397U (en) | 2017-07-14 | 2017-07-14 | The big stabilizer executing agency for turning fin angle can be realized |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207208397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110615076A (en) * | 2019-09-25 | 2019-12-27 | 哈尔滨工程大学 | Separation cylinder formula anti-sway device based on magnus effect |
| CN113291426A (en) * | 2021-06-28 | 2021-08-24 | 上海衡拓船舶设备有限公司 | Push-pull type full-navigational-speed fin stabilizer based on gear transmission |
-
2017
- 2017-07-14 CN CN201720855548.3U patent/CN207208397U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110615076A (en) * | 2019-09-25 | 2019-12-27 | 哈尔滨工程大学 | Separation cylinder formula anti-sway device based on magnus effect |
| CN110615076B (en) * | 2019-09-25 | 2022-03-18 | 哈尔滨工程大学 | Separation cylinder formula anti-sway device based on magnus effect |
| CN113291426A (en) * | 2021-06-28 | 2021-08-24 | 上海衡拓船舶设备有限公司 | Push-pull type full-navigational-speed fin stabilizer based on gear transmission |
| CN113291426B (en) * | 2021-06-28 | 2024-05-28 | 上海衡拓船舶设备有限公司 | Push-pull type full navigational speed stabilizer based on gear transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180410 Effective date of abandoning: 20230407 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180410 Effective date of abandoning: 20230407 |