CN112550652A - Marine combined type pitch-adjustable propeller - Google Patents
Marine combined type pitch-adjustable propeller Download PDFInfo
- Publication number
- CN112550652A CN112550652A CN202011579937.0A CN202011579937A CN112550652A CN 112550652 A CN112550652 A CN 112550652A CN 202011579937 A CN202011579937 A CN 202011579937A CN 112550652 A CN112550652 A CN 112550652A
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- China
- Prior art keywords
- hole
- propeller
- hub
- limiting
- mounting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
- B63H1/14—Propellers
- B63H1/20—Hubs; Blade connections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
- B63H1/14—Propellers
- B63H1/26—Blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
- B63H3/002—Propeller-blade pitch changing with individually adjustable blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
- B63H3/12—Propeller-blade pitch changing the pitch being adjustable only when propeller is stationary
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a combined type screw propeller with adjustable pitch for a ship, which comprises a propeller hub, an installation mechanism and a screw propeller mechanism, wherein the installation mechanism is arranged on the propeller hub, the screw propeller mechanism is matched with the installation mechanism, and one end of the propeller hub is provided with a shaft hole; the mounting mechanism comprises a mounting hole, a limiting hole, an adjusting gear, a clamping groove and a limiting plate, the mounting hole is formed in the hub, the limiting hole is formed in the middle of the mounting hole in the hub, the adjusting hole is formed in one side of the mounting hole in the hub, the side end of the adjusting hole is communicated with the mounting hole, the adjusting gear is arranged in the adjusting hole, the clamping grooves are symmetrically formed in the periphery of the mounting hole in the hub, one end of each clamping groove is communicated with the mounting hole, one end of the limiting plate is provided with a clamping plate, the limiting plate is connected with the clamping grooves through the clamping plates, the limiting plate is provided with a screw hole, and the lower; the propeller mechanism comprises a blade and a circular mounting plate, the circular mounting plate is arranged at the lower end of the blade, and a circular limiting body is arranged at the lower end of the circular mounting plate.
Description
Technical Field
The invention relates to the technical field of propellers, in particular to a combined type propeller with adjustable pitch for a ship.
Background
The propeller with the pitch capable of being changed according to the change of the working condition of the ship is called an adjustable pitch propeller, which is called adjustable propeller and pitch-adjustable propeller for short; the propeller hub is internally provided with an adjusting mechanism, and the propeller hub is internally provided with a propeller shaft; the controllable pitch propeller can improve the maneuverability of a power device, improve the reliability, reduce the oil consumption and improve the economy, and is easy to realize the control automation, so the controllable pitch propeller is increasingly and widely applied to various ships;
the adjustable oar paddle of traditional ship, be dull and stereotyped shape, although it is not high to make the degree of difficulty, but there is the not enough problem of screw propulsion efficiency, can't be with the promotion efficiency maximize of screw, thereby the whole work efficiency who has led to the screw is low, can not satisfy the requirement of requiring growing shipbuilding requirement, secondly traditional adjustable pitch screw, the structure is more complicated, be a holistic structure mostly, just will change whole screw when a spare part damages like this, can cause a large amount of wastes like this, consequently, design a marine combination formula adjustable pitch screw to this kind of condition.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the technology and provide a combined type adjustable-pitch propeller for a ship.
In order to solve the technical problems, the technical scheme provided by the invention is that the combined type adjustable-pitch propeller for the ship comprises the following components: the propeller mounting mechanism is arranged on the propeller hub, the propeller mechanism is matched with the mounting mechanism, and one end of the propeller hub is provided with a shaft hole;
the mounting mechanism comprises a mounting hole, a limiting hole, an adjusting gear, a clamping groove and a limiting plate, the mounting hole is formed in the hub, the limiting hole is formed in the middle of the mounting hole in the hub, the adjusting hole is formed in one side of the mounting hole in the hub, the side end of the adjusting hole is communicated with the mounting hole, the adjusting gear is arranged in the adjusting hole, the clamping grooves are symmetrically formed in the periphery of the mounting hole in the hub, one end of each clamping groove is communicated with the mounting hole, one end of the limiting plate is provided with a clamping plate, the limiting plate is connected with the clamping grooves through the clamping plates, screw holes are formed in the limiting plate, and the lower ends of the screw holes extend into the hub;
the screw mechanism includes paddle and circular mounting panel, circular mounting panel sets up at the paddle lower extreme, circular mounting panel lower extreme is equipped with circular spacing body, circular spacing body and spacing hole cooperation, circular mounting panel and mounting hole cooperation, the side of circular mounting panel is equipped with the tooth, tooth and adjusting gear meshing, the bilateral symmetry of paddle is equipped with the spacing groove on the circular mounting panel, the position of spacing groove is equipped with the adjustment tank on the circular mounting panel, the adjustment tank runs through circular mounting panel, limiting plate and spacing groove cooperation, be equipped with the bolt in the screw on the limiting plate, the lower extreme of bolt passes the screw connection on adjustment tank and the thick liquid hub.
As a modification, the shaft hole penetrates through the hub.
As an improvement, the four mounting mechanisms are uniformly arranged on the hub.
As an improvement, the number of the propeller mechanisms is four.
As an improvement, the limiting plate is arc-shaped, and the limiting groove is arc-shaped.
As a refinement, the blades are helical.
As an improvement, the width of the end, communicated with the mounting hole, of the clamping groove is smaller than the width of the end, far away from the mounting hole, of the clamping groove.
As an improvement, the width of the end, connected with the limiting plate, of the clamping plate is smaller than the width of the end, far away from the limiting plate, of the clamping plate.
As the improvement, the number of the screw holes is provided with a plurality.
As a refinement, the number of the adjusting grooves is provided with a plurality.
Compared with the prior art, the invention has the advantages that: hub and propeller mechanism install through installation mechanism, be the form of combination, just so can directly change in the same direction as bad part in the same direction as bad in one of them part, just so can save the resource, can not cause the waste of resource, the side of circular mounting panel is equipped with the tooth, tooth and adjusting gear meshing, it just can drive propeller mechanism rotation to rotate adjusting gear, the bilateral symmetry of paddle on the circular mounting panel is equipped with the spacing groove, limiting plate and spacing groove cooperation, can pass the rotation of limiting plate restriction propeller mechanism after adjusting well, the limiting plate, circular mounting panel and hub pass through bolted connection, be equipped with the adjustment tank on the circular mounting panel, the bolt passes from the adjustment tank and can not support the hub, moreover, the steam generator is simple in structure, it is more convenient to adjust, the paddle is the heliciform, the promotion efficiency is bigger, improve the whole work efficiency of.
Drawings
Fig. 1 is a schematic view of a first configuration of a marine combined variable pitch propeller of the present invention.
Fig. 2 is a second schematic view of a marine combined variable pitch propeller according to the present invention.
Fig. 3 is a schematic structural view of a combined variable pitch propeller hub for a ship according to the present invention.
Fig. 4 is a schematic view of a first arrangement of a combined variable pitch propeller mechanism for a ship according to the invention.
Fig. 5 is a second schematic view of a combined variable pitch propeller mechanism for a ship according to the present invention.
FIG. 6 is a schematic structural diagram of a combined variable pitch propeller hub limiting plate for a ship according to the present invention.
Fig. 7 is a partially enlarged view of a portion a in fig. 2.
As shown in the figure: 1. hub, 2, shaft hole, 3, mounting hole, 4, spacing hole, 5, regulation hole, 6, regulation gear, 7, draw-in groove, 8, limiting plate, 9, screw, 10, paddle, 11, circular mounting panel, 12, circular spacing body, 13, tooth, 14, spacing groove, 15, adjustment groove, 16, bolt, 17, cardboard.
Detailed Description
The combined type adjustable pitch propeller for the ship of the invention is further described in detail with reference to the attached drawings.
With reference to the attached drawings 1-7, the combined type adjustable-pitch propeller for the ship comprises a propeller hub 1, an installation mechanism and a propeller mechanism, wherein the installation mechanism is arranged on the propeller hub 1, the propeller mechanism is matched with the installation mechanism, and one end of the propeller hub 1 is provided with a shaft hole 2;
the mounting mechanism comprises a mounting hole 3, a limiting hole 4, an adjusting hole 5, an adjusting gear 6, a clamping groove 7 and a limiting plate 8, the mounting hole 3 is arranged on the hub 1, the limiting hole 4 is arranged in the middle of the mounting hole 3 on the hub 1, the adjusting hole 5 is arranged on one side of the mounting hole 3 on the hub 1, the side end of the adjusting hole 5 is communicated with the mounting hole 3, the adjusting gear 6 is arranged in the adjusting hole 5, the clamping grooves 7 are symmetrically arranged on the circumference of the mounting hole 3 on the hub 1, one end of the clamping groove 7 is communicated with the mounting hole 3, one end of the limiting plate 8 is provided with a clamping plate 17, the limiting plate 8 is connected with the clamping groove 7 through the clamping plate 17, the limiting plate 8 is provided with a screw hole 9, and the lower end of the screw hole 9 extends into the hub 1;
screw mechanism includes paddle 10 and circular mounting panel 11, circular mounting panel 11 sets up at paddle 10 lower extreme, 11 lower extremes of circular mounting panel are equipped with circular spacing body 12, circular spacing body 12 and the cooperation of spacing hole 4, circular mounting panel 11 and the cooperation of mounting hole 3, the side of circular mounting panel 11 is equipped with tooth 13, tooth 13 and the meshing of adjusting gear 6, the bilateral symmetry of 11 upper end paddles of circular mounting panel 10 is equipped with spacing groove 14, the position of spacing groove 14 is equipped with adjustment tank 15 on the circular mounting panel 11, adjustment tank 15 runs through circular mounting panel 11, limiting plate 8 and the cooperation of spacing groove 14, be equipped with bolt 16 in the screw 9 on the limiting plate 8, bolt 16's lower extreme passes adjustment tank 15 and the screw 9 on the thick liquid hub 1 is connected.
The shaft hole 2 penetrates through the hub 1.
Four mounting mechanisms are uniformly arranged on the hub 1.
The number of the propeller mechanisms is four.
The limiting plate 8 is arc-shaped, and the limiting groove 14 is arc-shaped.
The blade 10 is helical.
The width of one end of the clamping groove 7 communicated with the mounting hole 3 is smaller than that of one end of the clamping groove 7 far away from the mounting hole 3.
The width of the end, connected with the limiting plate 8, of the clamping plate 17 is smaller than the width of the end, far away from the limiting plate 8, of the clamping plate 17.
The number of the screw holes 9 is multiple.
The number of the regulating grooves 15 is plural.
When the propeller mounting structure is used, a propeller can be mounted on a ship through the shaft hole 2, when the propeller mounting structure is used, the circular mounting plate 11 at the lower end of the blade 10 is matched with the mounting hole 3, the circular limiting body 12 at the lower end of the circular mounting plate 11 is matched with the limiting hole 4, the clamping plate 17 at one end of the limiting plate 8 is clamped in the clamping groove 7, the limiting plate 8 is matched with the limiting groove 14, then the limiting plate 8, the propeller mechanism and the propeller hub 1 are connected together through the bolt 16, and at the moment, the propeller mechanism can be fixed on the propeller hub 1; during adjustment, the bolt 16 is unscrewed, the adjusting gear 6 in the adjusting hole 5 is rotated, the side end of the circular mounting plate 11 is provided with the teeth 13, the teeth 13 are meshed with the adjusting gear 6, therefore, the propeller mechanism can rotate to adjust the thread pitch, after the adjustment is completed, the rotation of the propeller mechanism can be limited through the limiting plate 8, then the bolt 16 is screwed, at the moment, the propeller mechanism is fixed, the limiting plate 8, the circular mounting plate 11 and the hub 1 are connected through the bolt 16, the circular mounting plate 11 is provided with an adjusting groove, and the bolt 16 penetrates through the adjusting groove 15 and cannot abut against the hub 1.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A marine combined adjustable pitch propeller is characterized in that: the propeller mounting structure comprises a propeller hub (1), a mounting mechanism and a propeller mechanism, wherein the mounting mechanism is arranged on the propeller hub (1), the propeller mechanism is matched with the mounting mechanism, and one end of the propeller hub (1) is provided with a shaft hole (2);
the mounting mechanism comprises a mounting hole (3), a limiting hole (4), an adjusting hole (5), an adjusting gear (6), a clamping groove (7) and a limiting plate (8), the mounting hole (3) is arranged on the hub (1), the limiting hole (4) is arranged in the middle of the mounting hole (3) on the hub (1), the adjusting hole (5) is arranged on one side of the mounting hole (3) on the hub (1), the side end of the adjusting hole (5) is communicated with the mounting hole (3), the adjusting gear (6) is arranged in the adjusting hole (5), the clamping groove (7) is symmetrically arranged on the circumference of the mounting hole (3) on the hub (1), one end of the clamping groove (7) is communicated with the mounting hole (3), one end of the limiting plate (8) is provided with a clamping plate (17), the limiting plate (8) is connected with the clamping groove (7) through the clamping plate (17), and the limiting plate (8) is provided with a screw hole (9), the lower end of the screw hole (9) extends into the propeller hub (1);
the screw mechanism comprises a paddle (10) and a circular mounting plate (11), the circular mounting plate (11) is arranged at the lower end of the paddle (10), the lower end of the circular mounting plate (11) is provided with a circular limiting body (12), the circular limiting body (12) is matched with a limiting hole (4), the circular mounting plate (11) is matched with a mounting hole (3), the side end of the circular mounting plate (11) is provided with teeth (13), the teeth (13) are meshed with an adjusting gear (6), the two sides of the paddle (10) at the upper end of the circular mounting plate (11) are symmetrically provided with limiting grooves (14), the positions of the limiting grooves (14) on the circular mounting plate (11) are provided with adjusting grooves (15), the adjusting grooves (15) penetrate through the circular mounting plate (11), the limiting plates (8) are matched with the limiting grooves (14), bolts (16) are arranged in screw holes (9) on the limiting plates (8), the lower end of the bolt (16) passes through the adjusting groove (15) and is connected with the screw hole (9) on the propeller hub (1).
2. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the shaft hole (2) penetrates through the hub (1).
3. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: four mounting mechanisms are uniformly arranged on the hub (1).
4. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the number of the propeller mechanisms is four.
5. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the limiting plate (8) is arc-shaped, and the limiting groove (14) is arc-shaped.
6. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the blade (10) is helical.
7. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the width of one end, communicated with the mounting hole (3), of the clamping groove (7) is smaller than that of one end, far away from the mounting hole (3), of the clamping groove (7).
8. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the width of one end of the clamping plate (17) connected with the limiting plate (8) is smaller than the width of one end of the clamping plate (17) far away from the limiting plate (8).
9. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the number of the screw holes (9) is multiple.
10. A marine combined adjustable pitch propeller as claimed in claim 1, wherein: the number of the adjusting grooves (15) is provided with a plurality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011579937.0A CN112550652A (en) | 2020-12-28 | 2020-12-28 | Marine combined type pitch-adjustable propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011579937.0A CN112550652A (en) | 2020-12-28 | 2020-12-28 | Marine combined type pitch-adjustable propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112550652A true CN112550652A (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011579937.0A Pending CN112550652A (en) | 2020-12-28 | 2020-12-28 | Marine combined type pitch-adjustable propeller |
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| Country | Link |
|---|---|
| CN (1) | CN112550652A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455046A (en) * | 2022-03-21 | 2022-05-10 | 开平市远航螺旋桨制造有限公司 | Marine propeller with adjustable pitch angle |
-
2020
- 2020-12-28 CN CN202011579937.0A patent/CN112550652A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455046A (en) * | 2022-03-21 | 2022-05-10 | 开平市远航螺旋桨制造有限公司 | Marine propeller with adjustable pitch angle |
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