CN209440082U - A kind of novel rudder paddle blade disassembly and assembly structure - Google Patents
A kind of novel rudder paddle blade disassembly and assembly structure Download PDFInfo
- Publication number
- CN209440082U CN209440082U CN201822117249.7U CN201822117249U CN209440082U CN 209440082 U CN209440082 U CN 209440082U CN 201822117249 U CN201822117249 U CN 201822117249U CN 209440082 U CN209440082 U CN 209440082U
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- paddle shaft
- cover board
- paddle
- propeller hub
- shaft cover
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Abstract
The utility model discloses a kind of novel rudder paddle blade disassembly and assembly structures, including paddle shaft, propeller hub, bolt, paddle shaft cover board and blade, the outer wall of the propeller hub is angularly welded with multiple blades, and the paddle shaft cover board with paddle shaft coaxial line is bolted in the tail end of the paddle shaft.In the utility model, it crosses the tail end in paddle shaft and paddle shaft cover board with paddle shaft coaxial line is bolted, paddle shaft position corresponded to outer end face be fixed with the second transit joint extended to inside paddle shaft in paddle shaft cover board, the fixed First Transition connector being connected to propeller hub and paddle shaft cover board gap of propeller hub position is corresponded to outer end face in paddle shaft cover board, and First Transition connector and the second transit joint pass through connecting line respectively and are connected to corresponding first pressure pump and the second pressure pump, substantially increase safety when propeller hub and paddle shaft separation, improve the efficiency and safety of blade installation, improve the installation accuracy of rudder paddle blade, greatly reduce the time of installation.
Description
Technical field
The utility model relates to watercraft fittings technical fields, and in particular to a kind of novel rudder paddle blade disassembly and assembly structure.
Background technique
Main propulsion pattern one of of all direction steering oar as ship, function description are as follows: the power for transmitting host,
It is delivered to upper gear box by shafting, via bevel-gear sett in upper gear box, lower tooth roller box is passed to by internal shaft coupling, then
Propeller shaft is passed to by bevel-gear sett in lower tooth roller box, propeller is finally passed to by propeller shaft.By with host ---
Central control device is used in combination, and can smoothly realize ship free running and drag operation.Revolving speed and rudder paddle court by host
To change, realize the navigation and steering of ship.
Since the machine driving of Full Rotary propeller is rotated by drive propeller blade, to act on water,
By the reaction force of water, blade is caused to generate thrust, so that ship be pushed to navigate by water forward；Propeller blade is pushed away as full circle swinging
Into an important feature part in device device product, assembly precision and property convenient for disassembly and assembly represent propulsion system performance indirectly
Safety, advance.
Existing blade disassembly and assembly structure and mode, the assembled condition of factory is fine, but operates just lack at the scene
Some necessary conditions dismount with the presence of security risk, and existing structure, the installation of blade are to suppress cause by pump oil on one side
The combination conical surface of propeller hub and paddle shaft, another side push blade, are installed to design position by tightening the bolt on paddle shaft cover board；
Such structure implements more time-consuming, and by manually go to tighten bolt when, there are security risk, installation it is steady
Property, installation accuracy are not very good.
Utility model content
The purpose of this utility model is that: it implements more time-consuming to solve paddle mounting structure, and passes through
Manually when going to tighten bolt, there are security risk, the problem of stationarity, the installation accuracy of installation are not very good, one kind is provided
Novel rudder paddle blade disassembly and assembly structure.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of novel rudder paddle blade disassembly and assembly structure, including paddle shaft, propeller hub, bolt, paddle shaft cover board and blade, the propeller hub
Outer wall be angularly welded with multiple blades, the paddle shaft lid with paddle shaft coaxial line is bolted in the tail end of the paddle shaft
The outer wall sliding sleeve of plate, the paddle shaft and paddle shaft cover board is connected to propeller hub, wherein the outer wall of the paddle shaft cover board and propeller hub junction
It is socketed with O-ring seal, corresponding to paddle shaft position to outer end face and being fixed with for the paddle shaft cover board extends to inside paddle shaft
The second transit joint, second transit joint is connected to by connecting line with the second pressure pump, pair of the paddle shaft cover board
Outer end face corresponds to the fixed First Transition connector being connected to propeller hub and paddle shaft cover board gap of propeller hub position, first mistake
Connector is crossed to be connected to by connecting line with the first pressure pump.
As a further solution of the present invention: the section of the paddle shaft cover board is T-type.
As a further solution of the present invention: there are two the O-ring seal is arranged altogether, and two O-ring seals
It is socketed at paddle shaft cover board major diameter rotary table and path rotary table respectively.
As a further solution of the present invention: the outer wall of the paddle shaft offers the circle being connected to the second transit joint
Hole.
As a further solution of the present invention: the paddle shaft cover board and propeller hub are mating component.
The utility model has the beneficial effects that
1, the paddle shaft cover board with paddle shaft coaxial line is bolted by the tail end in paddle shaft, in pair of paddle shaft cover board
Outer end face corresponds to paddle shaft position and is fixed with the second transit joint extended to inside paddle shaft, in paddle shaft cover board to outer end
Face corresponds to the fixed First Transition connector being connected to propeller hub and paddle shaft cover board gap of propeller hub position, and First Transition connects
Head and the second transit joint pass through connecting line respectively and are connected to corresponding first pressure pump and the second pressure pump, during installation,
By helical oil groove pump oil of the oilhole in paddle shaft or propeller hub, pressure film is formed, oil film will cooperate conical surface distending, so that matching
The friction for closing the conical surface is greatly decreased, and then forms an easy oil cylinder to pump oil in the sealed chamber of paddle shaft cover board simultaneously, pushes away
Dynamic propeller hub is moved along to suitable position, when dismantling blade, lives paddle shaft cover board with mounting screw band, while pumping toward paddle shaft oil groove
Oil substantially increases safety when propeller hub and paddle shaft separation, improves the efficiency and safety of blade installation, improve rudder paddle
The installation accuracy of blade greatly reduces the time of installation.
Detailed description of the invention
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the utility model overall structure diagram.
In figure: 1, paddle shaft；2, propeller hub；3, First Transition connector；4, bolt；5, paddle shaft cover board；6, O-ring seal；7,
One pressure pump；8, the second transit joint；9, blade；10, the second pressure pump.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, fall within the protection scope of the utility model.
Refering to Figure 1, a kind of novel rudder paddle blade disassembly and assembly structure, including paddle shaft 1, propeller hub 2, bolt 4, paddle shaft lid
Plate 5 and blade 9, the outer wall of propeller hub 2 are angularly welded with multiple blades 9, and the tail end of paddle shaft 1 is connected with and paddle shaft 1 by bolt 4
The outer wall sliding sleeve of the paddle shaft cover board 5 of coaxial line, paddle shaft 1 and paddle shaft cover board 5 is connected to propeller hub 2, wherein paddle shaft cover board 5 and propeller hub 2
The outer wall of junction is socketed with O-ring seal 6, and paddle shaft cover board 5 corresponds to 1 position of paddle shaft to outer end face and is fixed with extension
The second transit joint 8 inside to paddle shaft 1, the second transit joint 8 are connected to by connecting line with the second pressure pump 10, paddle shaft lid
Plate 5 corresponds to the fixed First Transition connector being connected to propeller hub 2 and 5 gap of paddle shaft cover board of 2 position of propeller hub to outer end face
3, First Transition connector 3 is connected to by connecting line with the first pressure pump 7.
The section of paddle shaft cover board 5 is T-type, and there are two the total settings of O-ring seal 6, and two O-ring seals 6 are socketed respectively
At 5 major diameter rotary table of paddle shaft cover board and path rotary table, the outer wall of paddle shaft 1 offers the circular hole being connected to the second transit joint 8, paddle
Shaft-cup plate 5 and propeller hub 2 are mating component.
Working principle: when installation blade, by the way that in advance by 2 sets of propeller hub in paddle shaft 1, paddle shaft cover board 5 is put on the sealing of O shape
Circle 6, is mounted in paddle shaft 1 with bolt 4, First Transition connector 3 and the second transit joint 8 is then tightened in paddle shaft cover board respectively
5 and paddle shaft 1 on, then connect the first pressure pump 7 and the second pressure pump 10 with connecting line respectively, after the completion of preparation,
It is suppressed first to the second transit joint 8 for being connected to paddle shaft 1, when pressure value arrival certain value is constant, then again simultaneously to even
The First Transition connector 3 connect on paddle shaft cover board 5 is suppressed, and at this moment, pump oil, which is suppressed, causes the combination conical surface of propeller hub 2 and paddle shaft 1 swollen
It opens, forms an easy oil cylinder at paddle shaft cover board 5, propeller hub 2 is pushed to be moved along to suitable position, stop pump oil, blade 9
It is installed in place；When dismantling blade 9, with bolt 4 with firmly paddle shaft cover board, while toward 1 oil groove pump oil of paddle shaft, pressure film, oil are formed
Film will cooperate conical surface distending, so that safety when substantially increasing propeller hub 2 and the separation of paddle shaft 1 is greatly decreased in the friction of the cooperation conical surface
Property, propeller hub 2 is taken out from paddle shaft 1 later.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
Above content is only to examples for clearly illustrating the present invention and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from practical new
Type or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (5)
1. a kind of novel rudder paddle blade disassembly and assembly structure, including paddle shaft (1), propeller hub (2), bolt (4), paddle shaft cover board (5) and paddle
The outer wall of leaf (9), the propeller hub (2) is angularly welded with multiple blades (9), which is characterized in that the tail end of the paddle shaft (1) is logical
Bolt (4) is crossed to be connected with and the paddle shaft cover board (5) of paddle shaft (1) coaxial line, the outer wall cunning of the paddle shaft (1) and paddle shaft cover board (5)
It is dynamic to be socketed with propeller hub (2), wherein the outer wall of the paddle shaft cover board (5) and propeller hub (2) junction is socketed with O-ring seal (6),
Corresponding to paddle shaft (1) position to outer end face and being fixed with for the paddle shaft cover board (5) extends to the second internal mistake of paddle shaft (1)
It crosses connector (8), second transit joint (8) is connected to by connecting line with the second pressure pump (10), the paddle shaft cover board (5)
The fixed First Transition being connected to propeller hub (2) and paddle shaft cover board (5) gap of propeller hub (2) position corresponded to outer end face connect
Head (3), the First Transition connector (3) are connected to by connecting line with the first pressure pump (7).
2. the novel rudder paddle blade disassembly and assembly structure of one kind according to claim 1, which is characterized in that the paddle shaft cover board
(5) section is T-type.
3. the novel rudder paddle blade disassembly and assembly structure of one kind according to claim 1, which is characterized in that the O-ring seal
(6) altogether there are two settings, and two O-ring seals (6) are socketed in respectively at paddle shaft cover board (5) major diameter rotary table and path rotary table.
4. the novel rudder paddle blade disassembly and assembly structure of one kind according to claim 1, which is characterized in that the paddle shaft (1)
Outer wall offers the circular hole being connected to the second transit joint (8).
5. the novel rudder paddle blade disassembly and assembly structure of one kind according to claim 1, which is characterized in that the paddle shaft cover board
It (5) is mating component with propeller hub (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822117249.7U CN209440082U (en) | 2018-12-17 | 2018-12-17 | A kind of novel rudder paddle blade disassembly and assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822117249.7U CN209440082U (en) | 2018-12-17 | 2018-12-17 | A kind of novel rudder paddle blade disassembly and assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209440082U true CN209440082U (en) | 2019-09-27 |
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ID=68014361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822117249.7U Active CN209440082U (en) | 2018-12-17 | 2018-12-17 | A kind of novel rudder paddle blade disassembly and assembly structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN209440082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876935A (en) * | 2022-04-27 | 2022-08-09 | 中国舰船研究设计中心 | Internal and external balance type hydraulic nut for mounting ship propeller and mounting method thereof |
-
2018
- 2018-12-17 CN CN201822117249.7U patent/CN209440082U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876935A (en) * | 2022-04-27 | 2022-08-09 | 中国舰船研究设计中心 | Internal and external balance type hydraulic nut for mounting ship propeller and mounting method thereof |
| CN114876935B (en) * | 2022-04-27 | 2024-04-26 | 中国舰船研究设计中心 | Internal and external balance type hydraulic nut for installing ship propeller and installation method thereof |
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