CN114162278A - Anti-side-inclination raft - Google Patents
Anti-side-inclination raft Download PDFInfo
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- CN114162278A CN114162278A CN202111447815.0A CN202111447815A CN114162278A CN 114162278 A CN114162278 A CN 114162278A CN 202111447815 A CN202111447815 A CN 202111447815A CN 114162278 A CN114162278 A CN 114162278A
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- fin
- spring
- unfolding
- platform
- shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
- B63B43/10—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy
- B63B43/14—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy using outboard floating members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/58—Rafts, i.e. free floating waterborne vessels, of shallow draft, with little or no freeboard, and having a platform or floor for supporting a user
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Ladders (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention discloses an anti-sidesway raft which is provided with a fin unfolding mechanism, wherein the fin unfolding mechanism is provided with a storage state, a side rotating state and an anti-sidesway state; when the raft heels more than the designated tilting degree, the fin unfolding mechanism rotates from the storage state to the tilting state through the side rotating state. The three states are formed by linking five parts of the anti-roll raft, including the fin-supporting and-expanding mechanism, the swing arm mechanism, the fin-expanding spring mechanism, the platform mechanism and the locking and releasing operating mechanism. When the raft is about to incline safely, the fin unfolding mechanism can be unfolded in time, the width of the valve body is increased within seconds to prevent overturning, and the effect of increasing stability and stopping inclination is achieved.
Description
Technical Field
The invention belongs to the technical field of rafts, and particularly relates to a side-inclination prevention raft.
Background
The traditional raft is formed by bundling up bamboo wood, and is a water traffic tool in mountainous areas with creeks and water countryside. The bamboo raft is formed by bundling real bamboos and thorn bamboos, the small raft uses 5-8 bamboos, and the large raft uses 11-16 bamboos. With the development of technology, there are technical solutions to replace bamboo rafts with synthetic materials such as plastic raft tubes.
The plastic raft inherits almost all advantages of a common bamboo raft, such as shallow draft, good stability, strong sinking resistance, no leakage, no accumulated rainwater, large buoyancy, sufficient reserve buoyancy, easy fitting-out of guardrails and awning and improvement of comfort of the raft.
However, the total mass of the raft is small, the gravity center can be improved after the awning is additionally installed, the stability is insufficient, although the width of the raft body can be increased to increase the stability, the raft body cannot be allowed due to the limitation of the width of a navigation path, the passenger carrying capacity and the cost, and the application and popularization of the raft are seriously influenced due to the structural contradiction.
In the prior art, a stability augmentation device is already used for ships, but is only used for augmentation of stability so as to meet the requirements of special ships with high stability requirements, such as scientific research ships and survey ships. The conventional stability augmentation device is not suitable for raft design. How to realize the raft to incline safely and timely prevent overturning is an urgent technical problem to be solved.
Disclosure of Invention
Therefore, the invention provides the anti-roll raft which can prevent overturn in time when the raft has severe safe roll.
In order to achieve the above purpose, the invention provides the following technical scheme: an anti-roll raft comprises a fin unfolding mechanism, wherein the fin unfolding mechanism is provided with a storage state, a side turning state and a roll stopping state; when the raft inclines more than a specified inclination degree, the fin unfolding mechanism is converted from the storage state to the inclination stopping state through the side rotation state.
As a preferred scheme of the anti-side-tipping raft, the fin unfolding mechanism comprises a wooden fin body, a fin clamp, a wooden fin fixing screw, a fin unfolding shaft, a T-shaped shaft and a spring mounting hole;
one end of the wooden fin body is connected with the fin clamp through the wooden fin fixing screw rod, the other end of the fin clamp is connected with the T-shaped shaft through the fin unfolding shaft, the spring mounting hole is formed in the fin clamp, and the spring mounting hole is located between the wooden fin fixing screw rod and the fin unfolding shaft.
As a preferred scheme of the anti-side-tipping raft, the anti-side-tipping raft further comprises a swing arm mechanism, wherein the swing arm mechanism comprises a swing arm body, a swing shaft body, a side-tipping torsion spring, a swing shaft core, a ratchet wheel, a pawl seat, a pawl body, a pawl tension spring and a fin unfolding spring seat;
the swing arm body is provided with a fin unfolding mounting hole and is connected with the T-shaped shaft through the fin unfolding mounting hole; the swing shaft body is connected with the swing arm body; the side pendulum torsion spring is connected to one end of the pendulum shaft body; the pendulum shaft core is inserted into the center of the pendulum shaft body, and two ends of the pendulum shaft core are exposed out of the pendulum shaft body;
the ratchet wheel is connected to the other end of the swing shaft body, the pawl seat is connected with the swing shaft core, the pawl body is connected with the pawl seat, and the pawl body is matched with the ratchet wheel; one end of the pawl tension spring is connected with the pawl body, and the fin expanding spring seat is fixedly connected with the pendulum shaft body.
As a preferred scheme of the anti-side-tipping raft, the anti-side-tipping raft further comprises a fin-unfolding spring mechanism, wherein the fin-unfolding spring mechanism comprises a fin-unfolding spring body, a fin-unfolding spring limiting shaft and a fin-unfolding spring rotating shaft; the unfolding spring body is sleeved on the periphery of the unfolding spring limiting shaft, one end of the unfolding spring body is connected with the unfolding spring seat, and the other end of the unfolding spring body is connected with the spring mounting hole in the unfolding mechanism through the unfolding spring rotating shaft.
As a preferable scheme of the anti-roll raft, one end of the spaning fin spring limiting shaft is located in the spaning fin spring seat, and the other end of the spaning fin spring limiting shaft is located in the fin clamp.
As a preferable scheme of the anti-side-tipping raft, a limit pin is connected to the end part of the limiting shaft of the fin unfolding spring, which is positioned outside the fin clamp.
As a preferred scheme of the anti-side-tipping raft, the anti-side-tipping raft further comprises a platform mechanism, wherein the platform mechanism comprises a platform cross beam, a platform longitudinal beam and a platform hoop; the two platform cross beams are connected with the two platform longitudinal beams in a square shape; the platform hoop is connected to the lower end of the platform beam.
As a preferred scheme of the anti-side-tipping raft, the upper end of the platform cross beam is connected with a storage column, and the outer side of the platform longitudinal beam is connected with a width positioning plate; a reinforcing rod is connected between the platform cross beam and the platform longitudinal beam;
a rope buckling mounting hole and a swing shaft mounting hole are formed at the end part of the platform beam, and the rope buckling mounting hole and the swing shaft mounting hole are in a vertical state; the swing shaft core of the swing arm mechanism is connected with the swing shaft mounting hole through a swing shaft core fixing screw rod.
As a preferable scheme of the anti-side-tipping raft, locking pin holes are formed at the tops of the receiving columns;
the middle part of the platform cross beam is provided with an adjusting shaft, and the adjusting shaft is connected with the platform cross beam through a width positioning screw.
As a preferable scheme of the anti-side-tipping raft, the anti-side-tipping raft further comprises a locking and releasing operation mechanism, wherein the locking and releasing operation mechanism comprises a locking buckle rope, a buckle rope pin hole and a locking bolt;
one end of the locking buckle rope is connected with the end part of the platform beam through the buckle rope mounting hole; the buckling rope pin hole is connected with the other end of the locking buckling rope; the locking bolt penetrates through the locking pin hole and the buckle rope pin hole to lock the fin unfolding mechanism;
and the other end of the pawl tension spring is connected with the end part of the platform beam.
The invention has the following advantages: the fin unfolding mechanism is provided with a storage state, a side rotating state and an inclination stopping state; when the raft heels more than the designated tilting degree, the fin unfolding mechanism rotates from the storage state to the tilting state through the side rotating state. When the raft is about to incline safely, the fin unfolding mechanism can be unfolded in time, the width of the valve body is increased within seconds to prevent overturning, and the effect of increasing stability and stopping inclination is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.
Fig. 1 is a schematic view illustrating a storage state, a side turning state, and a tilt stopping state of the anti-tilt raft according to an embodiment of the present invention;
fig. 2 is a schematic view of an overall structure of the anti-roll raft according to the embodiment of the present invention;
fig. 3 is a schematic view of a fin unfolding mechanism of an anti-roll raft according to an embodiment of the present invention;
fig. 4 is a schematic view of a swing arm mechanism of the anti-roll raft according to the embodiment of the present invention;
fig. 5 is a schematic view of a fin expanding spring mechanism of the anti-roll raft according to an embodiment of the present invention;
fig. 6 is a schematic view of an anti-roll raft platform mechanism provided in an embodiment of the present invention;
fig. 7 is a schematic view of a locking and releasing operation mechanism of an anti-roll raft according to an embodiment of the present invention.
In the figure, 1, a fin unfolding mechanism; 2. a wooden fin body; 3. a fin clamp; 4. a wood fin fixing screw rod; 5. unfolding the fin shaft; 6. a T-shaped shaft; 7. a spring mounting hole; 8. a swing arm mechanism; 9. a swing arm body; 10. a pendulum shaft body; 11. a side-swinging torsion spring; 12. a pendulum shaft core; 13. a ratchet wheel; 14. a pawl seat; 15. a pawl body; 16. a pawl tension spring; 17. a fin expanding spring seat; 18. a fin unfolding mounting hole; 19. a fin-expanding spring mechanism; 20. a fin expanding spring body; 21. a fin expanding spring limiting shaft; 22. a fin-expanding spring rotating shaft; 23. a spacing pin; 24. a platform mechanism; 25. a platform beam; 26. a platform stringer; 27. a platform hoop; 28. a receiving column; 29. a width positioning plate; 30. a reinforcing bar; 31. a cord installation hole; 32. a pendulum shaft mounting hole; 33. a swing shaft core fixing screw rod; 34. locking the pin hole; 35. an adjustment shaft; 36. a lock release operating mechanism; 37. locking the buckle rope; 38. a rope fastening pin hole; 39. and locking the bolt.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, an anti-roll raft according to an embodiment of the present invention includes a fin unfolding mechanism 1, where the fin unfolding mechanism 1 has a storage state I, a side turning state II, and a roll stopping state III; when the raft inclines more than the designated inclination degree, the fin unfolding mechanism 1 is converted from the storage state I to the inclination stopping state III through the side conversion state II.
Specifically, the anti-roll raft has three loading states: the anti-roll raft comprises a storage state I, a side-turning state II and an inclination stopping state III, wherein the storage state I, the side-turning state II and the inclination stopping state III are formed by linking five parts of anti-roll raft bodies, a wrapping, supporting and spreading fin mechanism 1, a swing arm mechanism 8, a fin spreading spring mechanism 19, a platform mechanism 24 and a locking and releasing operating mechanism 36.
Referring to fig. 3, in the present embodiment, the fin unfolding mechanism 1 includes a wooden fin body 2, a fin clamp 3, a wooden fin fixing screw 4, a fin unfolding shaft 5, a t-shaped shaft 6, and a spring mounting hole 7;
one end of the wooden fin body 2 is connected with the fin clamp 3 through the wooden fin fixing screw rod 4, the other end of the fin clamp 3 is connected with the T-shaped shaft 6 through the fin unfolding shaft 5, the spring mounting hole 7 is formed in the fin clamp 3, and the spring mounting hole 7 is formed between the wooden fin fixing screw rod 4 and the fin unfolding shaft 5.
Specifically, in the implementation process of the fin unfolding mechanism 1, the fin unfolding shaft 5 is firstly inserted into the shaft sleeve of the wooden fin body 2, the part, located in the middle of the fin clamp 3, of the fin unfolding shaft 5 is welded with the fin clamp 3 into a whole, and the T-shaped shaft 6 can be flexibly and freely arranged on the fin clamp 3. The wooden fin body 2 is arranged in a gap of the fin clamp 3 and fixed through the wooden fin fixing screw rod 4, and meanwhile, a spring mounting hole 7 is reserved at the corresponding position on the fin clamp 3, so that the fin spring mechanism 19 is conveniently assembled.
Referring to fig. 4, in the present embodiment, the swing arm mechanism 8 includes a swing arm body 9, a swing shaft body 10, a side swing torsion spring 11, a swing shaft core 12, a ratchet 13, a pawl seat 14, a pawl body 15, a pawl tension spring 16 and a fin expanding spring seat 17;
a fin unfolding mounting hole 18 is formed in the swing arm body 9, and the swing arm body 9 is connected with the T-shaped shaft 6 through the fin unfolding mounting hole 18; the swing shaft body 10 is connected with the swing arm body 9; the side-swinging torsion spring 11 is connected to one end of the swing shaft body 10; the swing shaft core 12 is inserted in the center of the swing shaft body 10, and two ends of the swing shaft core 12 are exposed out of the swing shaft body 10;
the ratchet wheel 13 is connected to the other end of the pendulum shaft body 10, the pawl seat 14 is connected with the pendulum shaft core 12, the pawl body 15 is connected with the pawl seat 14, and the pawl body 15 is matched with the ratchet wheel 13; one end of a pawl tension spring 16 is connected with the pawl body 15, and a fin expanding spring seat 17 is fixedly connected with the pendulum shaft body 10.
Specifically, in the implementation process of the swing arm mechanism 8, the swing arm body 9, the ratchet 13 and the fin unfolding spring seat 17 are welded with the swing shaft body 10 to form a whole, meanwhile, nuts are welded at the fin unfolding mounting holes 18 of the swing arm body 9, the side-swinging torsion spring 11 is installed on the swing shaft body 10, and the end portion of the side-swinging torsion spring 11 is limited by the platform mechanism 24. The mounting hole 18 for the extending fin is the interface of the swing arm mechanism 8 to the extending fin mechanism 1. The pendulum shaft core 12 penetrates through the pendulum shaft body 10, meanwhile, the pendulum shaft core 12 is welded with the pawl seat 14, and a retainer ring is further welded at the contact part of the pendulum shaft core 12 and the pendulum shaft body 10. The pawl body 15 is installed on the pawl seat 14, the pawl body 15 can move up and down, the upper portion of the pawl body 15 can be hung on the pawl tension spring 16, and the other end of the pawl tension spring 16 is connected with the platform mechanism 24. Meanwhile, the swing shaft core 12 is provided with an opening, so that the swing arm mechanism 8 is conveniently connected with the platform mechanism 24 through the swing shaft core fixing screw rod 33.
Referring to fig. 5, in the present embodiment, the fin unfolding spring mechanism 19 includes a fin unfolding spring body 20, a fin unfolding spring limiting shaft 21, and a fin unfolding spring rotating shaft 22; the extending fin spring body 20 is sleeved on the periphery of the extending fin spring limiting shaft 21, one end of the extending fin spring body 20 is connected with the extending fin spring seat 17, and the other end of the extending fin spring body 20 is connected with the spring mounting hole 7 on the extending fin mechanism 1 through the extending fin spring rotating shaft 22. One end of the spaning fin spring stopper shaft 21 is located in the spaning fin spring seat 17, and the other end of the spaning fin spring stopper shaft 21 is located in the fin clip 3. The end of the fin extending spring limiting shaft 21 outside the fin clamp 3 is connected with a limiting pin 23.
Specifically, in the implementation process of the fin unfolding spring mechanism 19, one end of the fin unfolding spring body 20 is mounted on the fin unfolding spring seat 17, and the other end of the fin unfolding spring body 20 is mounted in the spring mounting hole 7 of the fin unfolding mechanism 1. When the fin unfolding spring mechanism 19 enters a release state, the fin unfolding spring body 20 jacks up the fin unfolding mechanism 1, and meanwhile, an included angle of 90 degrees is formed between the limit pin 23 and the swing shaft body 10 of the swing arm mechanism 8.
Referring to fig. 6, in the present embodiment, the platform mechanism 24 includes a platform cross beam 25, a platform longitudinal beam 26, and a platform hoop 27; the two platform cross beams 25 are connected with the two platform longitudinal beams 26 in a square shape; the platform hoop 27 is attached to the lower end of the platform beam 25. The upper end of the platform beam 25 is connected with a storage column 28, and the outer side of the platform longitudinal beam 26 is connected with a width positioning plate 29; a reinforcing rod 30 is connected between the platform cross beam 25 and the platform longitudinal beam 26; a rope fastening mounting hole 31 and a swing shaft mounting hole 32 are formed at the end part of the platform beam 25, and the rope fastening mounting hole 31 and the swing shaft mounting hole 32 are in a vertical state; the swing shaft core 12 of the swing arm mechanism 8 is connected with the swing shaft mounting hole 32 through a swing shaft core fixing screw 33. The top of the receiving post 28 is formed with a locking pin hole 34; the middle part of platform crossbeam 25 is equipped with regulating spindle 35, passes through width set screw between regulating spindle 35 and the platform crossbeam 25 and connects.
Specifically, in the platform mechanism 24, the platform beam 25 is divided into a left part and a right part, the two parts of the platform beam 25 are connected through the adjusting shaft 35, and the adjusting shaft 35 can be positioned through the width positioning screw. The platform hoop 27 is detachable and is used for fixing the platform mechanism 24 and the raft. The end of the platform beam 25 is provided with a rope fastening mounting hole 31 and a swing shaft mounting hole 32, the rope fastening mounting hole 31 is used for connecting the platform mechanism 24 with the locking and releasing operation mechanism 36, and the swing shaft mounting hole 32 is used for connecting the platform mechanism 24 with the swing arm mechanism 8. The width positioning plate 29 can limit the width of the platform mechanism 24 and also limit the angle of the swing arm body 9 of the swing arm mechanism 8. And the receiving column 28 plays a role in locking and limiting the skeg extending mechanism 1 in the receiving state I.
Referring to FIG. 7, in this embodiment, the lock release operating mechanism 36 includes a lock lanyard 37, a lanyard tip aperture 38, and a lock bolt 39;
one end of the locking buckle rope 37 is connected with the end part of the platform beam 25 through the buckle rope mounting hole 31; the cord pin hole 38 is connected with the other end of the locking cord 37; a locking bolt 39 passes through the locking pin hole 34 and the lanyard pin hole 38 to lock the skeg mechanism 1;
the other end of the pawl extension spring 16 is connected to the end of the platform beam 25.
Specifically, the locking buckle rope 37 is a steel wire rope or a small steel chain, one end of the locking buckle rope 37 is fastened with the buckle rope mounting hole 31, a buckle rope pin hole 38 at the other end of the locking buckle rope 37 is fastened from the upper portion of the fin unfolding mechanism 1 in the storage state I, and the locking bolt 39 penetrates through the locking pin hole 34 of the storage column 28 and the buckle rope pin hole 38 to bind the fin unfolding mechanism 1. When the locking bolt 39 is pulled out, the fastening rope tip hole 38 contacts the constraint of the fin unfolding mechanism 1, so that the wooden fin body 2 can be unfolded freely.
With reference to fig. 2, when the anti-roll raft is in the storage state I, the ratchet 13 and the pawl body 15 in the swing arm mechanism 8 need to be released to reset the swing arm mechanism 8. Then the wooden fin body 2 and the fin clamp 3 in the fin unfolding mechanism 1 are manually folded towards the platform mechanism 24 by taking the fin unfolding shaft 5 as a center, the unfolding spring body 20 in the fin spring mechanism 19 is pressed forwards, the swing arm mechanism 8 drives the fin unfolding mechanism 1 to swing from a side-down direction to an upward direction, one side of the fin clamp 3 abuts against the storage column 28 in the platform mechanism 24, the locking buckle rope 37 is wound to the storage column 28 from the upper part of the fin clamp 3, and the locking bolt 39 passes through the buckle rope pin hole 38 and the locking pin hole 34 on the storage column 28 so that the locking buckle rope 37 is buckled on the storage column 28. Therefore, the fin unfolding mechanism 1 and the swing arm mechanism 8 are in a storage state, and the side swing torsion spring 11 and the fin unfolding spring body 20 are in a tightening energy storage state.
When the raft is seriously heeled, the locking bolt 39 is pulled out (a pull rope tied on the locking bolt 39 is available), the locking buckle rope 37 is loosened, the fin unfolding mechanism 1 and the swing arm mechanism 8 are not bound by the locking buckle rope 37, the fin unfolding spring body 20 enables the swing arm mechanism 8 to rotate and swing outwards to enter a side rotating state II, and the ratchet wheel 13, the pawl tension spring 16 and the pawl body 15 can prevent the swing arm mechanism 8 from resetting.
Then, the swing shaft body 10 of the swing arm mechanism 8 swings towards the water surface, the fin extending spring body 20 releases elasticity, the fin extending spring rotating shaft 22 and the water flow power generated by the advancing inertia of the valve body enable the wood fin body 2 to extend within a few seconds, the ratchet wheel 13, the pawl tension spring 16 and the pawl body 15 can prevent the swing shaft body 10 from resetting, the limiting pin 23 and the width positioning plate 29 can limit the fin extending mechanism 1 to reset, the wood fin body 2 and the longitudinal axis of the valve body form an angle of 90 degrees and form an angle of 45 degrees with the water surface approximately, and the best anti-tilting effect is achieved in a very short time.
In summary, the present invention is provided with a fin unfolding mechanism 1, wherein the fin unfolding mechanism 1 has a storage state I, a side turning state II and an inclination stopping state III; when the raft inclines more than the designated inclination degree, the fin unfolding mechanism 1 is converted from the storage state I to the inclination stopping state III through the side conversion state II. In the implementation process of the fin unfolding mechanism 1, the fin unfolding shaft 5 is firstly inserted into a shaft sleeve of the wooden fin body 2, the part, located in the middle of the fin clamp 3, of the fin unfolding shaft 5 and the fin clamp 3 are welded into a whole, and the T-shaped shaft 6 can be flexibly and freely arranged on the fin clamp 3. The wooden fin body 2 is arranged in a gap of the fin clamp 3 and fixed through the wooden fin fixing screw rod 4, and meanwhile, a spring mounting hole 7 is reserved at the corresponding position on the fin clamp 3, so that the fin spring mechanism 19 is conveniently assembled. In the implementation process of the swing arm mechanism 8, the swing arm body 9, the ratchet wheel 13 and the fin unfolding spring seat 17 are welded with the swing shaft body 10 to form a whole, meanwhile, nuts are welded at the fin unfolding mounting holes 18 of the swing arm body 9, the side-swinging torsion spring 11 is installed on the swing shaft body 10, and the end part of the side-swinging torsion spring 11 is limited by the platform mechanism 24. The mounting hole 18 for the extending fin is the interface of the swing arm mechanism 8 to the extending fin mechanism 1. The pendulum shaft core 12 penetrates through the pendulum shaft body 10, meanwhile, the pendulum shaft core 12 is welded with the pawl seat 14, and a retainer ring is further welded at the contact part of the pendulum shaft core 12 and the pendulum shaft body 10. The pawl body 15 is installed on the pawl seat 14, the pawl body 15 can move up and down, the upper portion of the pawl body 15 can be hung on the pawl tension spring 16, and the other end of the pawl tension spring 16 is connected with the platform mechanism 24. Meanwhile, the swing shaft core 12 is provided with an opening, so that the swing arm mechanism 8 is conveniently connected with the platform mechanism 24 through the swing shaft core fixing screw rod 33. In the implementation process of the fin unfolding spring mechanism 19, one end of the fin unfolding spring body 20 is mounted on the fin unfolding spring seat 17, and the other end of the fin unfolding spring body 20 is mounted in the spring mounting hole 7 of the fin unfolding mechanism 1. When the fin unfolding spring mechanism 19 enters a release state, the fin unfolding spring body 20 jacks up the fin unfolding mechanism 1, and meanwhile, an included angle of 90 degrees is formed between the limit pin 23 and the swing shaft body 10 of the swing arm mechanism 8. The locking buckle rope 37 is a steel wire rope or a small steel chain, one end of the locking buckle rope 37 is tied and fixed with the buckle rope mounting hole 31, a buckle rope pin hole 38 at the other end of the locking buckle rope 37 is buckled and fixed from the upper part of the fin unfolding mechanism 1 in the storage state I, and the locking bolt 39 penetrates through the locking pin hole 34 of the storage column 28 and the buckle rope pin hole 38 to restrain the fin unfolding mechanism 1. When the locking bolt 39 is pulled out, the fastening rope tip hole 38 contacts the constraint of the fin unfolding mechanism 1, so that the wooden fin body 2 can be unfolded freely. When the raft is about to incline safely, the fin unfolding mechanism 1 can be unfolded in time, the width of the valve body is increased within seconds to prevent overturning, and the effect of increasing stability and stopping inclination is achieved.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The anti-roll raft is characterized by comprising a fin unfolding mechanism (1), wherein the fin unfolding mechanism (1) has a storage state, a side turning state and a roll stopping state; when the raft heels more than a specified inclination degree, the fin unfolding mechanism (1) is converted from the storage state to the heeling-stopping state through the side turning state.
2. The anti-roll raft according to claim 1, wherein the fin unfolding mechanism (1) comprises a wooden fin body (2), a fin clamp (3), a wooden fin fixing screw (4), a fin unfolding shaft (5), a T-shaped shaft (6) and a spring mounting hole (7);
one end of the wooden fin body (2) is connected with the fin clamp (3) through the wooden fin fixing screw rod (4), the other end of the fin clamp (3) is connected with the T-shaped shaft (6) through the unfolding fin shaft (5), the spring mounting hole (7) is formed in the fin clamp (3), and the spring mounting hole (7) is formed in the wooden fin fixing screw rod (4) and between the unfolding fin shafts (5).
3. The anti-roll raft according to claim 2, further comprising a swing arm mechanism (8), wherein the swing arm mechanism (8) comprises a swing arm body (9), a swing shaft body (10), a side-roll torsion spring (11), a swing shaft core (12), a ratchet wheel (13), a pawl seat (14), a pawl body (15), a pawl tension spring (16) and a fin unfolding spring seat (17);
the swing arm body (9) is provided with a fin unfolding mounting hole (18), and the swing arm body (9) is connected with the T-shaped shaft (6) through the fin unfolding mounting hole (18); the swing shaft body (10) is connected with the swing arm body (9); the side-swinging torsion spring (11) is connected to one end of the swing shaft body (10); the swing shaft core (12) is inserted in the center of the swing shaft body (10), and two ends of the swing shaft core (12) are exposed out of the swing shaft body (10);
the ratchet wheel (13) is connected to the other end of the swing shaft body (10), the pawl seat (14) is connected with the swing shaft core (12), the pawl body (15) is connected with the pawl seat (14), and the pawl body (15) is matched with the ratchet wheel (13); pawl extension spring (16) one end is connected pawl body (15), expand fin spring holder (17) with balance staff body (10) fixed connection.
4. The anti-roll raft according to claim 3, further comprising a spaning fin spring mechanism (19), wherein the spaning fin spring mechanism (19) comprises a spaning fin spring body (20), a spaning fin spring limit shaft (21) and a spaning fin spring rotation shaft (22); the unfolding spring body (20) is sleeved on the periphery of the unfolding spring limiting shaft (21), one end of the unfolding spring body (20) is connected with the unfolding spring seat (17), and the other end of the unfolding spring body (20) is connected with the spring mounting hole (7) in the unfolding mechanism (1) through the unfolding spring rotating shaft (22).
5. An anti-roll raft according to claim 4 wherein one end of said spaning fin spring retainer shaft (21) is in said spaning fin spring seat (17) and the other end of said spaning fin spring retainer shaft (21) is in said fin clip (3).
6. An anti-roll raft according to claim 5 characterised in that a spacer pin (23) is attached to the end of the spaning fin spring spacer shaft (21) that is outside the fin clip (3).
7. An anti-roll raft according to claim 6 further comprising a platform mechanism (24), said platform mechanism (24) comprising platform beams (25), platform stringers (26) and platform hoops (27); the two platform cross beams (25) are connected with the two platform longitudinal beams (26) in a square shape; the platform hoop (27) is connected to the lower end of the platform cross beam (25).
8. An anti-roll raft according to claim 7 wherein the upper ends of the platform beams (25) are connected to receiving posts (28) and the outer sides of the platform stringers (26) are connected to width positioning plates (29); a reinforcing rod (30) is connected between the platform cross beam (25) and the platform longitudinal beam (26);
a rope buckling mounting hole (31) and a swing shaft mounting hole (32) are formed in the end portion of the platform cross beam (25), and the rope buckling mounting hole (31) and the swing shaft mounting hole (32) are in a vertical state; the swing shaft core (12) of the swing arm mechanism (8) is connected with the swing shaft mounting hole (32) through a swing shaft core fixing screw rod (33).
9. An anti-roll raft according to claim 8 wherein the top of the receiving posts (28) are formed with locking pin holes (34);
the middle part of platform crossbeam (25) is equipped with regulating spindle (35), be connected through width set screw between regulating spindle (35) and platform crossbeam (25).
10. An anti-roll raft according to claim 9 further comprising a lock release operating mechanism (36), said lock release operating mechanism (36) comprising a lock buckle rope (37), a buckle rope tip hole (38) and a lock bolt (39);
one end of the locking buckle rope (37) is connected with the end part of the platform beam (25) through the buckle rope mounting hole (31); the cord fastening pin hole (38) is connected with the other end of the locking cord fastening (37); the locking bolt (39) passes through the locking pin hole (34) and the buckle rope pin hole (38) to lock the fin unfolding mechanism (1);
the other end of the pawl tension spring (16) is connected with the end part of the platform cross beam (25).
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| CN110979606A (en) * | 2019-12-04 | 2020-04-10 | 天津大学 | Folding and unfolding type flapping wing mechanism of underwater vehicle |
| CN111251325A (en) * | 2020-04-16 | 2020-06-09 | 王源浩 | Underwater bionic robot |
| CN213168488U (en) * | 2020-09-27 | 2021-05-11 | 浙江国际海运职业技术学院 | Combined fin stabilizer |
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|---|---|---|---|---|
| WO2008095323A1 (en) * | 2007-02-05 | 2008-08-14 | Mueller Peter A | Multi-purpose flap for watercraft |
| CN106275308A (en) * | 2015-06-23 | 2017-01-04 | 吴战车 | Anti-rollover anti-shipwreck telescopic wing panel |
| CN105857541A (en) * | 2016-04-27 | 2016-08-17 | 河南丹江大观苑旅游有限公司 | Anti-rollover device for ship and wing plate retracting and spreading device for anti-rollover device |
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| CN114162278B (en) | 2023-03-14 |
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