CN210133272U - Straight shaft propulsion type channel planing boat - Google Patents
Straight shaft propulsion type channel planing boat Download PDFInfo
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- CN210133272U CN210133272U CN201920976172.0U CN201920976172U CN210133272U CN 210133272 U CN210133272 U CN 210133272U CN 201920976172 U CN201920976172 U CN 201920976172U CN 210133272 U CN210133272 U CN 210133272U
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Abstract
The utility model discloses a straight shaft propulsion type channel planing boat, which solves the technical problems that the existing planing boat has unreasonable structural design, complex hull structure, high manufacturing cost, large planing resistance, low planing efficiency and can not meet the high-speed planing requirement; the structure device that connects gradually from front to back on the stern axle of stern axle device includes: the front end of stern axle is connected with the shaft coupling that is located the engine in the cabin, cup joints in the rear bearing of stern axle rear end and cup joints in the terminal screw of stern axle, fixedly connected with stern axle support between rear bearing and the ship bottom plate, lies in the terminal rudder cabin of hull and sets firmly to install the rudder axle device, including rudder blade, rudder axle and install the rudder axle outer sleeve on the hull, the place ahead of rudder blade is located to the screw, but wide application in ship design technical field.
Description
Technical Field
The invention belongs to the technical field of ship design, and particularly relates to a straight-shaft propulsion type channel planing boat.
Background
In recent years, new product markets are competitively developed by countries and large high-speed boat design and production groups all over the world, and the updating process of high-speed boats is accelerated. For example, in the 40 s, the single gliding boat occupies the crade exclusively, the hydrofoil boat rises from the 50 s to the 60 s, while the hovercraft in the middle and later stages of the 60 s enters the practical field, and the high-speed catamaran rapidly develops in the later stage of the 70 s and almost exclusively supports the high-speed boat. In the prior art, no matter a single planing boat, a hydrofoil boat, a hovercraft or a high-speed catamaran, the three belong to a power support type boat, the latter is a static floating state type boat, and the three play respective advantages in a specific sailing environment.
In the field of designing and building high-speed ships and yachts, the rapidity and the sliding efficiency of the ships are important consideration indexes, and a common ship body structure is not matched with an inboard engine propelling structure, so that the sliding resistance is large and the sliding efficiency is low. However, the existing engine of the channel planing boat is of an outboard engine structure, the structure is complex in mounting structure matched with the bottom of the boat, the manufacturing and maintenance cost is high, and the stern tube sealing structure device at the rear end of the boat body is unstable and easy to corrode, the sailing efficiency is low, the energy loss is high, and the wave slapping phenomenon is serious.
Disclosure of Invention
The utility model discloses shortcoming and not enough to exist among the prior art, provided a simple structure, scientific and reasonable, slide fast and the oil consumption is low, the preparation installation cost is low, corrosion resistance is strong, maintenance is convenient, impel the efficiency of sliding and show the improvement, is showing improvement security and sliding nature, straight axle impulse type channel planing boat that applicable scope is wide.
Therefore, the utility model provides a straight shaft propulsion type channel planing boat, which comprises a boat body, wherein the boat body comprises a bottom board, a left side board, a right side board and a stern closing board, a stern shaft device which is provided with straight shaft propulsion runs through and is arranged on the bottom board in the channel, and a stern shaft of the stern shaft device is obliquely inserted into the bottom board in the channel; the structure device that connects gradually from front to back on the stern axle of stern axle device includes: the front end of stern axle is connected with the shaft coupling that is located the engine in the cabin, cup joints in the rear bearing of stern axle rear end and cup joints in the terminal screw of stern axle, fixedly connected with stern axle support between rear bearing and the ship bottom plate, is located the terminal rudder cabin of hull and sets firmly and installs the rudder axle device, including rudder blade, rudder axle and install the rudder axle outer sleeve on the hull, the lower extreme of rudder axle is connected with the rudder blade that is located ship bottom plate below, and the place ahead of rudder blade is located to the screw.
Preferably, the middle of the bottom plate of the channel planing boat is inwards sunken to form an M-shaped channel, and the M-shaped channel divides the bottom plate into a channel inner bottom plate positioned above the inner part of the M-shaped channel and a channel outer bottom plate positioned outside the M-shaped channel; and the channel inner bottom plates in the two channels of the M-shaped channel are respectively provided with a stern shaft device in an inclined insertion mode.
Preferably, the screw shafts of the two screw shaft devices are respectively inserted into the channel inner bottom plate in the channel in an inclined manner and are symmetrically arranged, and the screw shafts and the horizontal plane form an inclination angle degree which is not more than 10 degrees.
Preferably, a stern tube is arranged at the joint of the stern shaft and the channel inner bottom plate, a stern shaft sleeve is arranged in the stern tube, the front end of the stern tube is fixedly connected with the channel inner bottom plate in a sealing mode through a water sealing device, and the rear end of the stern tube is fixedly connected with a front bearing sleeved on the stern shaft.
Preferably, the bottom plate in the channel is gradually steep when the ship body is seen from back to front, namely the depth of the M-shaped channel is gradually increased upwards and is gradually level with the stem upwards at the stem part; the outer bottom plate of the channel also inclines upwards from back to front, the inclination angle is gradually increased, and the outer bottom plate of the channel is intersected with the boundary line of the bow part of the side plate at the bow part.
Preferably, the top and the bottom of two side walls of the M-shaped channel are respectively a channel top and a channel bottom, the end point of the V-shaped bottom in the middle of the M-shaped channel forms a channel central line, the channel bottom is flush with the bottom line of the keel, the channel top gradually inclines upwards and the inclination angle gradually increases from back to front, the channel central line is forward from the stern, gradually inclines upwards first, gradually inclines downwards to the bow, reaches the lowest position at the bottom end of the bow and then gradually upwards along the bow to be flush with the stem; the stern shaft devices are obliquely inserted into the bottom plate of the ship from the top of the channel.
Preferably, the front bearing and the rear bearing are both rubber bearings.
Preferably, the tail shaft bracket is fixedly connected with the bottom plate of the ship through embedding; the propeller is sleeved and fixed at the tail end of the stern shaft through the flow guide cap.
The utility model has the advantages that:
the utility model discloses a straight axle impulse type channel skimming boat compares with the outboard engine that current channel skimming boat matches, and concrete advantage is as follows:
(1) has the advantages of simple structure, high sliding speed, low manufacturing and installation cost and convenient maintenance.
(2) The inboard machine structure is made, and the propeller immersion depth is big, and the propulsion efficiency of slideing is showing and is improving, slides more steadily safety.
(3) The stern shaft device and the bottom plate structure of the channel planing boat are synergistic, the planing performance is obviously improved, the oil consumption is obviously reduced, the power required to be matched is low, and the application range is wide.
(4) The rear end of the ship body is not provided with a tail engine, and the engine is positioned in the engine room, so that the corrosion resistance is obviously improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the front view of FIG. 1;
fig. 3 is a schematic view of a partially enlarged view of a in fig. 1.
The labels in the figure are: 1. the steering engine comprises a stern shaft, 2. a cabin, 3. an engine, 4. a coupler, 5. a rear bearing, 6. a propeller, 7. a stern shaft bracket, 8. a rudder cabin, 9. a rudder blade, 10. a rudder shaft, 11. a rudder shaft outer sleeve, 12. a stern tube, 13. a water sealing device, 14. a front bearing, 15. a channel top and 16. a channel bottom.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments to assist understanding of the invention. The method used in the utility model is a conventional method if no special regulation is provided; the raw materials and the apparatus used are, unless otherwise specified, conventional commercially available products.
As shown in fig. 1-3, the utility model provides a straight shaft propulsion type channel planing boat, which comprises a boat body, wherein the boat body comprises a bottom plate, a left side plate, a right side plate and a stern sealing plate, a stern shaft device which is arranged in a channel and is propelled by a straight shaft runs through the bottom plate, and a stern shaft 1 of the stern shaft device is obliquely inserted into the bottom plate in the channel; the structure device that connects gradually from front to back on the stern axle 1 of stern axle device includes: the front end of the stern shaft 1 is connected with a coupler 4 of an engine 3 positioned in the cabin 2, and is sleeved on a rear bearing 5 at the rear end of the stern shaft 1 and a propeller 6 at the tail end of the stern shaft 1, and a stern shaft support 7 is fixedly connected between the rear bearing 5 and the ship bottom plate. The tail shaft bracket 7 is fixedly connected with the bottom plate of the ship through embedding; the propeller 6 is fixedly sleeved at the tail end of the stern shaft 1 through the flow guide cap 20, the structure is stable, and the sliding resistance is effectively reduced.
Lie in the terminal rudder cabin 8 of hull and set firmly and install rudder shaft device, including rudder blade 9, rudder shaft 10 and install rudder shaft outer sleeve 11 on the hull, the lower extreme of rudder shaft 10 is connected with the rudder blade 9 that lies in bottom plate below, and the place ahead of rudder blade 9 is located to screw 6, the utility model discloses a straight axle impulse type channel planing boat is applied to the channel planing boat with straight axle propulsion, and stern shaft device is with channel planing boat bottom plate structure synergy, is showing improvement planing performance, is showing reduce cost again simultaneously, compares with the outboard engine that current channel planing boat matches, and concrete advantage is as follows: (1) the inboard machine structure is manufactured, the efficiency is high, the immersion depth of the propeller 6 is large, the propulsion efficiency is obviously improved, and the sliding is more stable and safe; (2) the structure is simple, the manufacturing and installation cost is low, and the maintenance is convenient; (3) the stern shaft device and the bottom plate structure of the channel planing boat are synergistic, the planing performance is obviously improved, the oil consumption is obviously reduced, the power required to be matched is low, and the application range is wide; (4) without a tail engine, the engine 3 is positioned in the engine room 2, and the corrosion resistance is obviously improved.
The middle of a bottom plate of the channel planing boat is inwards sunken to form an M-shaped channel, and the M-shaped channel divides the bottom plate into a channel inner bottom plate positioned above the inner part of the M-shaped channel and a channel outer bottom plate positioned outside the M-shaped channel; and the channel inner bottom plates in the two channels of the M-shaped channel are respectively provided with a stern shaft device in an inclined insertion mode. The two sets of stern shaft devices and the hull structure of the M-shaped channel planing boat are synergistic, so that the planing resistance is obviously reduced, the planing efficiency is improved, and the oil consumption is obviously reduced. Preferably, the screw shafts 1 of the two screw shaft devices are respectively inserted into the channel inner bottom plate in the channel in an inclined mode and are symmetrically arranged, and when the inclination angle degrees formed by the screw shafts and the horizontal plane are 10 degrees, the structure is stable, the installation is convenient, the efficient sliding is guaranteed, and the oil consumption is low.
The joint of the stern shaft 1 and the channel inner bottom plate is provided with a stern tube 12, the stern shaft 1 is sleeved in the stern tube 12, the front end of the stern tube 12 is fixedly connected with the channel inner bottom plate in a sealing way through a water sealing device 13, the rear end of the stern tube 12 is fixedly connected with a front bearing 14 sleeved on the stern shaft 1 through a sleeve, and the stern tube 12 enables the joint between the stern shaft 1 and the ship body to be waterproof, stable and durable, so that the service life of the stern tube is prolonged. The front bearing 14 and the rear bearing 5 are both rubber bearings, so that the durability of the screw shaft 1 is obviously improved while the screw shaft rotates flexibly, the screw shaft is corrosion-resistant, and the service life of the screw shaft is prolonged.
When the ship body is seen from back to front, the bottom plate in the channel is gradually steep, namely the depth of the M-shaped channel is gradually increased upwards, and the M-shaped channel is gradually upwards flush with the stem at the stem part; the outer bottom plate of the channel also inclines upwards from back to front, the inclination angle is gradually increased, and the outer bottom plate of the channel is intersected with the boundary line of the bow part of the side plate at the bow part. The top and the bottom of the two side walls of the M-shaped channel are respectively a channel top 15 and a channel bottom 16, the end point of the V-shaped bottom in the middle of the M-shaped channel forms a channel central line, the channel bottom 16 is flush with the bottom line of the keel, the channel top 15 gradually inclines upwards and the inclination angle gradually increases from back to front, the channel central line is forward from the stern and gradually inclines upwards first, the channel central line gradually inclines downwards to the bow, the channel central line reaches the lowest position at the bottom end of the bow and then gradually upwards along the bow and is flush with the stem; the stern shaft assemblies are all inserted obliquely into the bottom board of the ship from the top 15 of the channel. The synergistic interaction between the hull structure of the M-shaped channel hydroplane and the stern shaft device forms streamlines in the same direction, obviously reduces the sliding resistance, ensures that the hull slides stably and safely, improves the sliding efficiency and obviously reduces the oil consumption.
To sum up, the utility model discloses a straight axle impulse type channel skimming boat, concrete advantage is as follows: (1) the inboard machine structure is manufactured, the water immersion depth of the propeller 6 is large, the propulsion sliding efficiency is obviously improved, and the sliding is more stable and safe; (2) the structure is simple, the manufacturing and installation cost is low, and the maintenance is convenient; (3) the stern shaft device and the bottom plate structure of the channel planing boat are synergistic, the planing performance is obviously improved, the oil consumption is obviously reduced, the power required to be matched is low, and the application range is wide; (4) without a tail engine, the engine 3 is positioned in the engine room 2, and the corrosion resistance is obviously improved.
The above embodiments of the present invention are only examples, for example, when the inclination angle degree formed between the horizontal plane and the bottom plate in the channel in which the screw shaft 1 is obliquely inserted into the channel is not more than 10 °, the present invention can be implemented in the straight shaft propulsion type channel planing boat.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (8)
1. A straight shaft propulsion type channel planing boat comprises a boat body, wherein the boat body comprises a bottom plate, a left side plate, a right side plate and a stern sealing plate, and is characterized in that a stern shaft device for straight shaft propulsion penetrates through the bottom plate in a channel and is installed in the channel, and a stern shaft of the stern shaft device is obliquely inserted into the bottom plate in the channel; the structure device that connects gradually from front to back on the stern axle of stern axle device includes: the front end of stern axle with be located the shaft coupling of the engine in the cabin of hull is connected, cup joints in the rear bearing of stern axle rear end with cup joint in the terminal screw of stern axle, fixedly connected with stern axle support between rear bearing and the ship bottom plate is located the terminal rudder cabin of hull sets firmly installs the rudder axle device, includes rudder blade, rudder axle and installs the rudder axle outer sleeve on the hull, the lower extreme of rudder axle with be located the rudder blade of ship bottom plate below is connected, the screw is located the place ahead of rudder blade.
2. A straight-shaft propelled channel planing boat as claimed in claim 1 wherein the bottom board of the channel planing boat is recessed inwardly in the middle of the bottom board in an M-shaped channel, the M-shaped channel dividing the bottom board into an inner channel floor located above the inside of the M-shaped channel and an outer channel floor located outside the M-shaped channel; and the channel inner bottom plates in the two channels of the M-shaped channel are respectively provided with the stern shaft device in an inclined insertion mode.
3. The straight-shaft propulsion type channel canoe of claim 2, wherein the stern shafts of the two stern shaft devices are respectively inserted into the channel inner bottom plate in the channel in an inclined way, are symmetrically arranged, and form an inclination angle degree with the horizontal plane which is not more than 10 degrees.
4. The straight-shaft propulsion type channel canoe as claimed in claim 3, wherein a stern tube is arranged at the joint of the stern shaft and the channel inner bottom plate, the stern shaft is sleeved in the stern tube, the front end of the stern tube is fixedly connected with the channel inner bottom plate in a sealing manner through a water sealing device, and the rear end of the stern tube is fixedly connected with a front bearing sleeved on the stern shaft.
5. A straight-shaft propelled channel planing boat as claimed in claim 2, wherein the channel interior floor is gradually steeper as viewed from the rear to the front of the boat body, i.e. the depth of the M-shaped channel gradually increases upwards and gradually becomes level with the stem upwards at the bow; the outer bottom plate of the channel is also inclined upwards from back to front, the inclination angle is gradually increased, and the outer bottom plate of the channel is intersected with the boundary line of the bow part of the side plate at the bow part.
6. The straight shaft propulsion type channel planing boat of claim 5, wherein the top and the bottom of the two side walls of the M-shaped channel are respectively a channel top and a channel bottom, the end point of the V-shaped bottom in the middle of the M-shaped channel forms a channel center line, the channel bottom is flush with a keel bottom line, the channel top is gradually inclined upwards and the inclination angle is gradually increased from back to front, the channel center line is gradually inclined upwards from the stern of the boat body to the bow of the boat body, gradually inclined downwards from the bow to the bottom of the bow, and gradually inclined upwards along the bow to be flush with the stem; the stern shaft devices are inserted into the bottom board obliquely from the top of the channel.
7. A straight-shaft propelled channel planing boat as claimed in claim 4, wherein the front and rear bearings are rubber bearings.
8. The straight-shaft propulsion type channel planing boat of claim 1, wherein the tail shaft bracket is fixedly connected with the bottom board through embedding; the propeller is fixedly sleeved at the tail end of the stern shaft through the flow guide cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920976172.0U CN210133272U (en) | 2019-06-25 | 2019-06-25 | Straight shaft propulsion type channel planing boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920976172.0U CN210133272U (en) | 2019-06-25 | 2019-06-25 | Straight shaft propulsion type channel planing boat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210133272U true CN210133272U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920976172.0U Active CN210133272U (en) | 2019-06-25 | 2019-06-25 | Straight shaft propulsion type channel planing boat |
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|---|---|
| CN (1) | CN210133272U (en) |
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- 2019-06-25 CN CN201920976172.0U patent/CN210133272U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A straight shaft propelled channel planing boat Effective date of registration: 20220621 Granted publication date: 20200310 Pledgee: Weihai Wendeng sub branch of China Postal Savings Bank Co.,Ltd. Pledgor: WEIHAI GOLDLUCK YACHT Co.,Ltd. Registration number: Y2022980008322 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |