CN220809713U - Wing-shaped sail device with stepless lifting function - Google Patents
Wing-shaped sail device with stepless lifting function Download PDFInfo
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- CN220809713U CN220809713U CN202321622375.2U CN202321622375U CN220809713U CN 220809713 U CN220809713 U CN 220809713U CN 202321622375 U CN202321622375 U CN 202321622375U CN 220809713 U CN220809713 U CN 220809713U
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- mast
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- sail
- carrying platform
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- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Abstract
The wing sail device with stepless lifting function has nested mast, movable mast inside the fixed mast, movable mast capable of sliding up and down, polygonal cross section of the fixed mast and the movable mast, four straight sections and arc section connecting the four straight sections. At least two lifting racks are symmetrically fixed on the inner wall of the mast of the fixed mast, lifting racks are meshed with lifting gears, locking pieces are fixed above the lifting gears, a guide mechanism is fixed between the fixed mast and the movable mast, the guide mechanism is located at an arc section, and the guide mechanism consists of a sliding block and a sliding groove. The invention can realize stepless lifting of the sail device, can ensure that the movable mast is tightly matched with the fixed mast when the sail device works in a certain posture, avoids shaking and collision between the movable mast and the fixed mast, is more beneficial to improving the safety of a system, can adjust the lifting height of the sail according to real-time environmental conditions, and furthest improves the boosting effect of the sail.
Description
Technical Field
The invention belongs to the field of ship construction and design, and particularly relates to an airfoil sail device with a stepless lifting function.
Background
The shipping industry is paying more attention to the application of clean energy, wind energy resources are used as auxiliary propulsion power on ships, and no matter the shipmen or the constructors wish to use the sail device as efficiently as possible in the ship operation process, so that the ship propulsion oil consumption is reduced.
For the wing-shaped sail device adopting a multi-section telescopic design at present, the sail surface is fixed with the mast, the lift of the mast drives the sail surface to realize the lift, and the whole sail movement process only has two states, namely a fully-lifted state and a fully-fallen state. The design has the advantages that the structure and the system design are only needed to be carried out for the two states of the complete rising and the complete falling of the mast, and the middle process of the sail is not needed to be considered; the disadvantage is that the entire sail structure and system design are based on the design wind field load conditions for the fully lifted state of the sail, and in real-boat applications, once the wind field environment exceeds the design load, the sail needs to be fully lowered, and although the sail can be used continuously in the fully lowered state, the boosting effect of the entire sail device is greatly affected.
The wing-shaped sail device with the stepless lifting function provided by the invention has the stepless lifting function by adopting a lifting transmission mode of a gear rack, namely, the sail can be fixed in any state within the lifting travel range and can continuously provide thrust for a ship, so that the utilization rate of the sail device can be greatly improved, and the integral boosting effect is improved.
Disclosure of Invention
In order to solve the problems, the invention provides a truss type sail lifting device, which aims to achieve the purposes of avoiding oil leakage, safety and reliability, and adopts the following technical scheme:
The utility model provides a wing section sail device with stepless lift function, has nested mast, and the movable mast is located inside the fixed mast, and relative fixed mast can slide from top to bottom, the fixed mast the cross section of movable mast is the polygon, has four straight sections to and the arc section of connecting four straight sections.
The utility model discloses a fixed mast, including fixed mast, lifting rack, locking gear, lifting rack, locking piece, hydraulic cylinder, locking rack, at least two lifting racks are fixed with on the mast inner wall symmetry of fixed mast, lifting rack top-down is followed fixed mast direction of height sets up in succession, lifting rack tooth meshing has lifting gear top is fixed with the retaining member, lifting gear the retaining member is fixed on the loading platform, the retaining member comprises pneumatic cylinder, locking rack, the pneumatic cylinder level sets up, the cylinder body of pneumatic cylinder is fixed on the loading platform, the hydraulic rod of pneumatic cylinder with locking rack is connected, locking tooth strip have with lifting gear tooth meshing's tooth.
The carrying platform is of a box-type structure with an opening at one side, the carrying platform is embedded on the mast wall of the fixed mast, the opening side and the mast wall of the movable mast are positioned on the same plane, and the opening side of the carrying platform is opposite to the lifting rack; or the carrying platform is positioned at the bottom of the movable mast, and box wall plates of the box-type carrying platform are mutually connected into a whole.
The guide mechanism is fixed between the fixed mast and the movable mast and is positioned at the arc section, the guide mechanism consists of a sliding block and a sliding groove, the sliding block is fixed on the inner surface of the fixed mast, the sliding groove is fixed on the outer surface of the movable mast, the sliding groove is a groove formed by two guide blocks, and the guide blocks are continuously arranged along the height direction of the mast.
According to the wing-shaped sail device with the stepless lifting function, one lifting rack is fixed on each of the four straight sections of the fixed mast, and the lifting racks are located at the straight sections.
According to the wing-shaped sail device with the stepless lifting function, the lifting gear is connected with the motor, the motor output shaft is connected with the lifting gear, and the motor is fixed on the carrying platform.
In the airfoil sail device with stepless lifting function, a distance D is further between the carrying platform and the movable mast, and d=15 mm.
The wing-shaped sail device with the stepless lifting function is characterized in that the bottom of the box-type carrying platform is aligned with the bottom of the movable mast.
According to the wing-shaped sail device with the stepless lifting function, the joint of the sliding block and the guide block is a plane, and the abrasion-proof gasket is paved on the plane of the joint of the sliding block and the guide block.
According to the wing-shaped sail device with the stepless lifting function, a gap of 5mm exists between the sliding block and the sliding groove in a further step.
According to the airfoil sail device with the stepless lifting function, the height H2 of the carrying platform is not more than the lap joint height H1 between the movable mast and the fixed mast.
The airfoil sail device with stepless lifting function is characterized in that H2=1/2H 1 is further arranged.
According to the wing-shaped sail device with the stepless lifting function, the fixed sail blades are fixed on the fixed mast, and the movable sail blades are fixed on the movable mast.
The beneficial effects of the invention are as follows:
1 for the telescopic sail device, the stepless lifting of the sail device can be realized by adopting a lifting transmission mode of a gear rack.
2 The locking device provided by the invention can ensure that the movable mast is tightly matched with the fixed mast when the sail device works in a certain posture, thereby avoiding shaking and collision between the movable mast and the fixed mast and being more beneficial to improving the safety of the system.
3 The stepless lifting function enables the sail device to adjust the lifting height of the sail according to real-time environmental conditions, improves the boosting effect of the sail to the maximum extent, and improves the safety of the system and the structure.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the view angle A-A of FIG. 1;
FIG. 3 is a schematic view of the B-B view structure of FIG. 2;
FIG. 4 is a schematic view of the structure of view C-C in FIG. 3;
FIG. 5 is a schematic view of a slider and chute structure;
Fig. 6 is a schematic view of the structure of the carrying platform at the bottom of the moving mast.
Detailed Description
As shown in figure 1, the aerofoil sail device with stepless lifting function is provided with a nested mast, a movable mast 1 is positioned inside a fixed mast 2 and can slide up and down relative to the fixed mast, a fixed sail blade 13 is fixed on the fixed mast, a movable sail blade 14 is fixed on the movable mast, the fixed mast is fixed on a mast base 15, the cross sections of the fixed mast and the movable mast are polygonal, and the aerofoil sail device is provided with four straight sections and an arc section for connecting the four straight sections.
As shown in fig. 2 and 3, four lifting racks 3 are symmetrically fixed on the inner wall of the mast of the fixed mast, the lifting racks are continuously arranged along the height direction of the fixed mast from top to bottom, lifting rack teeth are meshed with lifting gears 4, the lifting gears are connected with motors 10, output shafts of the motors are connected with the lifting gears, and the motors are fixed on the carrying platform. The lifting gear and the locking piece are fixed on the carrying platform, the locking piece is composed of a hydraulic cylinder 5 and a locking rack 6, the hydraulic cylinder is horizontally arranged, a cylinder body of the hydraulic cylinder is fixed on the carrying platform, a hydraulic rod of the hydraulic cylinder is connected with the locking rack, and the locking rack is provided with teeth meshed with the lifting gear. The hydraulic rod moves horizontally to drive the locking rack to move in the horizontal plane, so that the locking rack is clamped with the lifting rack of the fixed mast, and the movable mast is locked. The four lifting racks are respectively positioned at the straight section, and the lifting gears are meshed with the lifting racks, so that the movable mast and the movable sail blade are guided and driven to lift along the height direction of the fixed mast; as the transmission type of the lifting mechanism is in a gear-rack transmission mode, stepless transmission can be realized during the lifting operation of the sail.
The carrying platform 7 is of a box-type structure with an opening at one side, is embedded on the mast wall of the fixed mast, the opening side and the mast wall of the movable mast are located on the same plane, the opening side of the carrying platform is opposite to the lifting rack, a certain gap D1 is reserved between the carrying platform and the inner wall of the fixed mast, and D1 is 15mm. As shown in fig. 6, the carrying platform may also be located at the bottom of the movable mast, and connected to the movable mast, where a box top plate of the carrying platform is fixed to the bottom of the movable mast, and box wall plates of the carrying platform are integrally connected to each other. The motor 10 and the lifting gear are arranged on the carrying platform at a position close to the side wall of the movable mast, the carrying platform is used for providing installation space and support for the motor and the lifting gear, and the bottom plate directly supports the lifting motor and transmits vertical load of lifting of the mast.
As shown in fig. 5, a guiding mechanism 11 is fixed between the fixed mast and the movable mast, the guiding mechanism is located at the arc section, the guiding mechanism is composed of a sliding block 8 and a sliding groove, a gap of 5mm exists between the sliding block and the sliding groove, the sliding block is fixed on the inner surface of the fixed mast, the sliding groove is fixed on the outer surface of the movable mast, the sliding groove is a groove formed by two guiding blocks 9, and the guiding blocks are continuously arranged along the height direction of the mast. The place where the slide block and the guide block are connected is a plane, and an anti-wear gasket 12 is paved on the plane where the slide block and the guide block are connected. The height of the guide block is H, and the height H of the guide block on the upper part of the carrying platform is 1.2m.
The specific implementation mode is as follows:
Before the sail lifting operation, the working state of the sail is inverted by the control system according to the environmental conditions, namely the lifting height of the movable mast is determined, so that whether the sail moves Sailing or is lowered is determined, and further whether the lifting gear rotates positively or reversely is determined.
The motor is powered, the lifting gear is driven by the motor output shaft to rotate, and the lifting gear is meshed with the lifting rack, so that the movable mast and the movable sail blade are guided and driven to lift along the height direction of the fixed mast.
After the sail reaches the designed height state, the locking mechanism starts to work: the side pushing sleeve group drives the locking rack to move in the horizontal plane, so that the locking position rack is clamped with the lifting rack of the fixed mast, and the movable mast is locked.
When the sail needs to be adjusted in posture, the side pushing sleeve group drives the locking rack to move away from the lifting rack, so that the locking is released; then the lifting motor drives the lifting gear to rotate, so that the lifting movement of the sail is realized.
Claims (10)
1. The wing type sail device with the stepless lifting function is characterized by comprising a nested mast, wherein a movable mast (1) is positioned in a fixed mast (2), the fixed mast is fixed on a mast base (15) and can slide up and down relative to the fixed mast, the cross sections of the fixed mast and the movable mast are polygonal, and the wing type sail device is provided with four straight sections and arc sections for connecting the four straight sections;
At least two lifting racks (3) are symmetrically fixed on the inner wall of the mast of the fixed mast, the lifting racks are continuously arranged along the height direction of the fixed mast from top to bottom, lifting gears (4) are meshed with lifting rack teeth, locking pieces are fixed above the lifting gears, the lifting gears and the locking pieces are fixed on a carrying platform, each locking piece consists of a hydraulic cylinder (5) and a locking rack (6), the hydraulic cylinders are horizontally arranged, the cylinder bodies of the hydraulic cylinders are fixed on the carrying platform, the hydraulic rods of the hydraulic cylinders are connected with the locking racks, and locking tooth strips are provided with teeth meshed with the lifting gear teeth;
The carrying platform (7) is of a box-type structure with an opening at one side, is embedded on the mast wall of the fixed mast, the opening side and the mast wall of the movable mast are positioned on the same plane, and the opening side of the carrying platform is opposite to the lifting rack; or the carrying platform is positioned at the bottom of the movable mast, and box wall plates of the box-type carrying platform are connected into a whole;
A guide mechanism (11) is fixed between the fixed mast and the movable mast, the guide mechanism is located at the arc section, the guide mechanism is composed of a sliding block (8) and a sliding groove, the sliding block is fixed on the inner surface of the fixed mast, the sliding groove is fixed on the outer surface of the movable mast, the sliding groove is a groove formed by two guide blocks (9), and the guide blocks are continuously arranged along the height direction of the mast.
2. An airfoil sail device having a stepless lift function according to claim 1, wherein one of the lift racks is fixed to each of the four straight sections of the fixed mast, the lift racks being located at the straight sections.
3. Wing sail device with stepless lifting function according to claim 1, characterized in that the lifting gear is connected with a motor (10), the motor output shaft is connected with the lifting gear, the motor is fixed on the carrying platform.
4. An airfoil sail device with stepless lift function according to claim 1, characterized by the fact that the carrying platform is spaced from the moving mast by a distance D, d=15 mm.
5. An airfoil sail device with stepless lift function according to claim 1, wherein the bottom of the carrying platform is aligned with the bottom of the moving mast.
6. An airfoil sail device with stepless lifting function according to claim 1, characterized in that the place where the slide block and the guide block are connected is a plane, and the plane where the slide block and the guide block are connected is paved with an anti-wear pad (12).
7. An airfoil sail device with stepless lift function according to claim 1, wherein a 5mm gap exists between the slider and the chute.
8. An airfoil sail device with stepless lift function according to claim 1, wherein the height H2 of the carrying platform is no greater than the overlap height H1 between the moving mast and the fixed mast.
9. An airfoil sail device with stepless lift function according to claim 8, characterized by h2=1/2H 1.
10. An aerofoil sail device with stepless lift function according to claim 1, characterized in that a fixed sail (14) is fixed on the fixed mast, a moving sail (13) is fixed on the moving mast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321622375.2U CN220809713U (en) | 2023-06-26 | 2023-06-26 | Wing-shaped sail device with stepless lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321622375.2U CN220809713U (en) | 2023-06-26 | 2023-06-26 | Wing-shaped sail device with stepless lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220809713U true CN220809713U (en) | 2024-04-19 |
Family
ID=90708195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321622375.2U Active CN220809713U (en) | 2023-06-26 | 2023-06-26 | Wing-shaped sail device with stepless lifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220809713U (en) |
-
2023
- 2023-06-26 CN CN202321622375.2U patent/CN220809713U/en active Active
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