CN103612735B - Propeller device with adjustable pitch - Google Patents
Propeller device with adjustable pitch Download PDFInfo
- Publication number
- CN103612735B CN103612735B CN201310532977.3A CN201310532977A CN103612735B CN 103612735 B CN103612735 B CN 103612735B CN 201310532977 A CN201310532977 A CN 201310532977A CN 103612735 B CN103612735 B CN 103612735B
- Authority
- CN
- China
- Prior art keywords
- crank pin
- propeller
- hole
- paddle flange
- adjustable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a propeller device with an adjustable pitch, and belongs to the field of propeller devices. The propeller device with the adjustable pitch comprises a paddle flange, a crank pin disc with a first through hole and a propeller hub body, the crank pin disc is installed in the propeller hub body in a clamped mode, the paddle flange is installed on the crank pin disc, a sealing mechanism is installed in the first through hole in a sealing mode, and a first sealing device is arranged between the crank pin disc and the propeller hub body. According to the propeller device with the adjustable pitch, due to the fact that the sealing device is additionally arranged on the crank pin disc and a one-way valve is arranged on the sealing device, seawater is prevented from entering the propeller device with the adjustable pitch after the paddle flange is dismounted, underwater disassembly of the propeller device with the adjustable pitch is achieved, paddles do not need to be sent in a dock to be repaired for replacement, the propeller device with the adjustable pitch can be dismounted and repaired more conveniently, and the propeller device with the adjustable pitch has the advantages of saving time, being low in cost and the like.
Description
Technical field
The present invention relates to propeller set field, particularly to a kind of adjustable propeller arrangement.
Background technology
Adjustable propeller arrangement can from driver's cabin rapidly, be directly remotely controlled, or be combined with main frame
Control hull, make boats and ships have preferable mobility, also allow for realizing the automatization of boats and ships.Adjustable pitch
Propeller set can make full use of main engine power, increases thrust or save combustion in the case of boats and ships variable working condition
Material, the backing performance of its excellence is also useful to the life-span extending main frame.Based on above-mentioned plurality of advantages, now
Adjustable propeller arrangement is widely applied in numerous propulsion plant.
Existing adjustable propeller arrangement includes paddle flange, the blade being fixed in paddle flange, oar
Leaf bolt, crank pin disk, propeller hub body, piston rod and blade sealing ring.Crank pin disk is installed on propeller hub body
In, paddle flange is arranged on crank pin disk by blade bolt, and the limit of paddle flange is prolonged tight with propeller hub body
Close connection, the spindle central of crank pin disk is provided with through hole, for the lubricating oil in propeller hub body is imported blade
Gap between flange and crank pin disk, blade sealing ring is arranged between paddle flange and propeller hub body, in case
Only lubricating oil overflows from the gap between paddle flange and propeller hub body, and piston rod is horizontally arranged under crank pin disk
Portion, centered by the rotating shaft of piston rod, the parts of this adjustable propeller arrangement are arranged symmetrically with.Adjustable
During pitch propeller device changes pitch, piston rod can in the horizontal direction under the driving of hydraulic power
Axially-movable, thus drive crank pin disk to rotate at its spindle central, crank pin disk drives blade again
Flange and blade rotary motion, play change blade pitch effect.
During realizing the present invention, inventor finds that prior art at least there is problems in that
In adjustable propeller arrangement, blade there will be the situation of damage, for existing adjustable pitch
Oar device, when changing blade, need to remove paddle flange, and such sea water cannot be arranged in will entering propeller hub body
Remove.For avoiding sea water to enter in propeller hub body, boats and ships must drive into dock and keep in repair, and dockage maintenance
Cost huge, and then improve the maintenance cost of adjustable propeller arrangement.
Summary of the invention
In order to solve the problem that in prior art, adjustable propeller arrangement maintenance cost is high, the present invention implements
Example provides a kind of adjustable propeller arrangement.Described technical scheme is as follows:
The invention provides a kind of adjustable propeller arrangement, including paddle flange, with the first through hole
Crank pin disk and propeller hub body, described crank pin disk is installed in described propeller hub body, and described paddle flange is installed on
On described crank pin disk, in described first through hole, it is sealed and installed with sealing mechanism, described crank pin disk and propeller hub
Being provided with the first sealing device between body, described sealing mechanism is check valve, and the outlet of described check valve is towards institute
Stating paddle flange, described check valve includes that valve body, spool and spring, described valve seal are arranged on described
In one through hole, described spool by described pressure mounting of the spring in described valve body, described spool and described blade method
Orchid offsets；The top of described paddle flange is provided with the interface that draws water, described in draw water interface and described paddle flange
And the gap area between described valve body.
Alternatively, described first sealing device is O RunddichtringO.
Alternatively, it is provided with blade sealing ring between propeller hub body described in the Bian Yanyu of described paddle flange.
Alternatively, described paddle flange is installed on described crank pin disk by blade bolt, described blade spiral shell
The second through hole it is provided with on bolt.
Alternatively, described second through hole is provided with sealing plug.
Alternatively, described second through hole is arranged on the centrage of described blade bolt.
Alternatively, described in the interface that draws water be connected with one end of outer extension spray lance, and described outer extension spray lance and suction pump
Connection.
Alternatively, described valve body is provided with the second sealing device on the contact surface of described crank pin disk, described
Second sealing device is also O RunddichtringO.
The technical scheme that the embodiment of the present invention provides has the benefit that the adjustable pitch that the present invention provides
Propeller set, by installing sealing device on crank pin disk additional and installing check valve on sealing device, real
Show after pulling down paddle flange, entered sea water in preventing adjustable propeller arrangement, it is achieved that adjustable spiral shell
Dismounting under water away from propeller set so that replacing blade is without the repairing that lies up, and dismounts and keep in repair adjustable spiral shell
Possess conveniently away from propeller set, the advantage such as time-consuming and low cost.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, institute in embodiment being described below
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the adjustable propeller arrangement that the embodiment of the present invention provides；
Fig. 2 is the partial enlarged drawing of Fig. 1；
Fig. 3 is the structural representation that the check valve that the embodiment of the present invention provides is in opening；
Fig. 4 is the structural representation that the check valve that the embodiment of the present invention provides is closed；
Fig. 5 is that the structure of the adjustable propeller arrangement being connected with outer extension spray lance that the embodiment of the present invention provides is shown
It is intended to.
In figure: 1-paddle flange, 2-crank pin disk, 2a-the first through hole, 3-propeller hub body, 4-valve body, 5-are unidirectional
Valve, 5a-spool, 5b-spring, 6-draw water interface, 7-screw, the outer extension spray lance of 8-, 9-the second sealing device,
10-the first sealing device, 11-blade bolt, 11a-the second through hole, 12-blade sealing ring.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Embodiment is described in further detail.
Embodiment
Seeing Fig. 1 and Fig. 2, the present invention provides a kind of adjustable propeller arrangement, including paddle flange 1,
With crank pin disk 2 and the propeller hub body 3 of the first through hole 2a, blade bolt 11 is installed on crank pin disk 2,
Sealing mechanism is installed in the first through hole 2a, between crank pin disk 2 and propeller hub body 3, is provided with the first sealing device
10。
Alternatively, sealing mechanism is check valve 5, and the outlet of check valve 5 is towards paddle flange 1, check valve 5
Including valve body 4, spool 5a and spring 5b, valve body 4 is sealingly mounted in the first through hole 2a, and spool 5a leads to
Crossing spring 5b to be fitted in valve body 4, spool 5a offsets with paddle flange 1.Spool 5a passes through paddle flange
The extruding of 1 is stretched in the valve body of check valve 5, it is achieved the unlatching of check valve 5, sees Fig. 3, in paddle flange
1 removes back valve core 5a stretches out the valve body 4 of check valve 5, it is achieved the closedown of this check valve 5, sees Fig. 4.Tool
Body ground, crank pin disk 2 is provided with groove along the circumference of the first through hole 2a on the end face of paddle flange 1 side,
It is provided with on the end face of groove on the second screwed hole, and the outer of valve body 4 and is arranged on groove, valve body 4
Being provided with on outer and the counterbore of the second corresponding layout of screwed hole, screw 7 is arranged on the second screw thread through counterbore
In hole.Further, this counterbore is six, and along the outer equidistant placement of valve body 4.Additionally, this sinks
Hole and matching used second screwed hole can also select the quantity arranged according to specific circumstances.This valve body 4
Fixing connected modes such as welding can also be used with crank pin disk 2.
Alternatively, the first sealing device 10 is O RunddichtringO.
Alternatively, the top of paddle flange 1 is provided with the interface 6 that draws water, interface 6 and the paddle flange 1 of drawing water and
Gap area between valve body 4.The interface 6 that draws water is prevented from being trapped in paddle flange 1, propeller hub body 3 and crank
Sea water in the middle of pin dish 2 produces internal pressure because of space compression, seals device and impacts, draws water
Interface 6 can be beneficial to blade bolt 11 and tighten.
Alternatively, the limit of paddle flange 1 is prolonged and is provided with blade sealing ring 12 between propeller hub body 3.This blade is close
Seal 12 can be prevented effectively between paddle flange 1 and propeller hub body 3 generation excessive wear.
Alternatively, paddle flange 1 is installed on crank pin disk 2 by blade bolt 11, blade bolt 11
On be provided with the second through hole 11a.During tightening blade bolt 11, it is not provided with the second through hole 11a's
The sea water compression that blade bolt 11 can will be trapped in screwed hole, consequent pressure can hinder blade bolt
11 are tightened, and can pass through the second through hole 11a in time by screwed hole by arranging this second through hole 11a
Sea water is drained, and is beneficial to screw blade bolt 11.
Alternatively, the second through hole 11a is provided with sealing plug.When screwing blade bolt 11, open close
Envelope plug screw, being trapped in the sea water in the first screwed hole can be discharged by the second through hole 11a, when blade bolt 11
After tightening, then seal the second through hole 11a with sealing plug, prevent extraneous sea water from entering screwed hole.
Alternatively, the second through hole 11a is arranged on the centrage of blade bolt 11 so that the second through hole 11a
Can be closer to the bottom of screwed hole, more sea water in draining screwed hole.
Alternatively, as it is shown in figure 5, the interface 6 that draws water is connected with one end of outer extension spray lance 8, and outer extension spray lance 8
Connect with suction pump.This interface 6 that draws water will be enclosed in paddle flange 1, crank pin disk 2 by external suction pump
And the remaining sea water discharge between propeller hub body 3, the other end of outer extension spray lance 8 can stretch out sea, additionally,
Can also be directly at the installation suction pump on interface 6 that draws water, by paddle flange 1, crank pin disk 2 and propeller hub body 3
Between remaining sea water extract out.
Alternatively, valve body 4 being provided with the second sealing device 9 with on the contact surface of crank pin disk 2, second is close
Seal apparatus 9 can also be O RunddichtringO.
The present invention provide adjustable propeller arrangement, by install additional on crank pin disk sealing device and
Check valve is installed, it is achieved that after pulling down paddle flange, prevent adjustable propeller arrangement on sealing device
Interior entrance sea water, it is achieved that the dismounting under water of adjustable propeller arrangement so that change blade without lying up
Repair, and the advantage such as dismounting and maintenance adjustable propeller arrangement possess conveniently, time-consuming and low cost.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all the present invention's
Within spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (8)
- null1. an adjustable propeller arrangement，Including paddle flange (1)、Crank pin disk (2) and propeller hub body (3) with the first through hole (2a)，Described crank pin disk (2) is installed in described propeller hub body (3)，Described paddle flange (1) is installed on described crank pin disk (2)，It is characterized in that，It is sealed and installed with sealing mechanism in described first through hole (2a)，The first sealing device (10) it is provided with between described crank pin disk (2) and propeller hub body (3)，Described sealing mechanism is check valve (5)，The outlet of described check valve (5) is towards described paddle flange (1)，Described check valve (5) includes valve body (4)、Spool (5a) and spring (5b)，Described valve body (4) is sealingly mounted in described first through hole (2a)，Described spool (5a) is fitted in described valve body (4) by described spring (5b)，Described spool (5a) offsets with described paddle flange (1)；The top of described paddle flange (1) is provided with the interface that draws water (6), described in draw water the gap area between interface (6) and described paddle flange (1) and described valve body (4).
- Adjustable propeller arrangement the most according to claim 1, it is characterised in that described first sealing device (10) is O RunddichtringO.
- Adjustable propeller arrangement the most according to claim 1, it is characterised in that be provided with blade sealing ring (12) described in the Bian Yanyu of described paddle flange (1) between propeller hub body (3).
- Adjustable propeller arrangement the most according to claim 1, it is characterized in that, described paddle flange (1) is installed on described crank pin disk (2) by blade bolt (11), and described blade bolt (11) is provided with the second through hole (11a).
- Adjustable propeller arrangement the most according to claim 4, it is characterised in that be provided with sealing plug on described second through hole (11a).
- Adjustable propeller arrangement the most according to claim 4, it is characterised in that described second through hole (11a) is arranged on the centrage of described blade bolt (11).
- Adjustable propeller arrangement the most according to claim 1, it is characterised in that described in the interface (6) that draws water be connected with one end of outer extension spray lance (8), and described outer extension spray lance (8) connects with suction pump.
- Adjustable propeller arrangement the most according to claim 1, it is characterized in that, having the second sealing device (9) between described valve body (4) and described crank pin disk (2), described second sealing device (9) is O RunddichtringO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310532977.3A CN103612735B (en) | 2013-11-01 | 2013-11-01 | Propeller device with adjustable pitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310532977.3A CN103612735B (en) | 2013-11-01 | 2013-11-01 | Propeller device with adjustable pitch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103612735A CN103612735A (en) | 2014-03-05 |
| CN103612735B true CN103612735B (en) | 2017-01-11 |
Family
ID=50163464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310532977.3A Active CN103612735B (en) | 2013-11-01 | 2013-11-01 | Propeller device with adjustable pitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103612735B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105416547B (en) * | 2015-11-25 | 2018-06-29 | 镇江同舟螺旋桨有限公司 | A kind of 1100TEU container ships with propeller |
| CN109070980B (en) * | 2016-04-27 | 2020-07-28 | 川崎重工业株式会社 | Marine propeller |
| IT201800010465A1 (en) * | 2018-11-20 | 2020-05-20 | William Edoardo Scacchi | PROPELLER FOR SAILING BOATS WITH VARIABLE PITCH WITH AUTOMATIC RETURN TO FLAG POSITION WITHOUT GEARS |
| CN109649617A (en) * | 2018-12-14 | 2019-04-19 | 南京高精船用设备有限公司 | A kind of novel propeller propeller hub |
| CN110608848B (en) * | 2019-09-30 | 2021-02-26 | 华中科技大学 | Device and method for testing whole dynamic seal machine of propeller hub of adjustable propeller |
| CN112660353B (en) * | 2020-12-31 | 2022-09-30 | 天津中海油能源发展油田设施管理有限公司 | Sealing structure of hub of marine adjustable propeller |
| CN114310153B (en) * | 2021-11-11 | 2023-05-16 | 武汉船用机械有限责任公司 | Processing method of crank disc of adjustable pitch propeller |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB822469A (en) * | 1957-04-15 | 1959-10-28 | Hindmarch Thomas | Thread and nut actuation of marine controllable pitch propeller |
| EP0297162B1 (en) * | 1987-07-03 | 1991-09-18 | Peter Müller | Variable-pitch propellor for water-borne vessels |
| EP0367623B1 (en) * | 1988-11-04 | 1992-07-22 | Ulstein Propeller A/S | Improvement in variable pitch propellers |
| EP0990585A2 (en) * | 1998-09-28 | 2000-04-05 | Peter Müller | Controllable-pitch propeller, especially for sport boats |
| CN201516918U (en) * | 2009-09-21 | 2010-06-30 | 武汉船用机械有限责任公司 | Anti-silt type adjustable pitch propeller |
| CN202381694U (en) * | 2011-12-29 | 2012-08-15 | 江苏华阳重工股份有限公司 | Sealing device for blade of controllable-pitch propeller |
-
2013
- 2013-11-01 CN CN201310532977.3A patent/CN103612735B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB822469A (en) * | 1957-04-15 | 1959-10-28 | Hindmarch Thomas | Thread and nut actuation of marine controllable pitch propeller |
| EP0297162B1 (en) * | 1987-07-03 | 1991-09-18 | Peter Müller | Variable-pitch propellor for water-borne vessels |
| EP0367623B1 (en) * | 1988-11-04 | 1992-07-22 | Ulstein Propeller A/S | Improvement in variable pitch propellers |
| EP0990585A2 (en) * | 1998-09-28 | 2000-04-05 | Peter Müller | Controllable-pitch propeller, especially for sport boats |
| CN201516918U (en) * | 2009-09-21 | 2010-06-30 | 武汉船用机械有限责任公司 | Anti-silt type adjustable pitch propeller |
| CN202381694U (en) * | 2011-12-29 | 2012-08-15 | 江苏华阳重工股份有限公司 | Sealing device for blade of controllable-pitch propeller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103612735A (en) | 2014-03-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103612735B (en) | Propeller device with adjustable pitch | |
| CN109094715B (en) | Anti-bubble channel type side-push sealing cover completely consistent with ship body curved surface line type | |
| CN206202615U (en) | Plugging device outside Sea Chest | |
| CN108045496A (en) | Full-rotating rudder screw repaiies the method for changing | |
| CN104002954A (en) | Vessel tail shaft device | |
| CN110878843A (en) | Hydraulic engineering hydraulic valve with anti-freezing function for severe cold area | |
| CN102530190B (en) | High-speed boat and stern wave suppression device thereof | |
| CN105035295A (en) | Marine rudder paddle shaft installing all-in-one machine | |
| CN208774966U (en) | A kind of dismountable ship side of capping screen pushes away closure system | |
| CN209632914U (en) | Flange gasket quick-replaceable auxiliary device | |
| CN203753388U (en) | Hydraulic spiral lateral thruster | |
| CN106114800A (en) | A kind of three-body type green yacht of pneumatic water filling jet propulsion | |
| CN203348555U (en) | Stern shaft rotatable pressurized sealing device | |
| CN205872414U (en) | Novel green yacht | |
| CN205652326U (en) | Novel go back to helm steering oar helm steering mechanism entirely | |
| CN209523722U (en) | Shackle device in a kind of fluid pressure type power-assisted | |
| CN208900900U (en) | A kind of ring flange convenient for improving junction leakproofness | |
| CN220948492U (en) | Underwater propulsion device of electric outboard engine | |
| CN109676565A (en) | Flange gasket quick-replaceable auxiliary device | |
| CN204664304U (en) | A kind of blowdown transmission device of water-treating equipment | |
| CN210770235U (en) | High-sealing ship stern shaft sealing device | |
| CN202914309U (en) | Sealing device for shaft extension part of direct drive motor of screw pump | |
| US20220200391A1 (en) | Sealing system for ocean power generation device | |
| CN217381755U (en) | Oil discharge device for rotating wheel of water turbine | |
| CN214534717U (en) | Clamp butterfly valve with actuating mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |