CN114104194A - Novel ship safety protection device - Google Patents
Novel ship safety protection device Download PDFInfo
- Publication number
- CN114104194A CN114104194A CN202111530809.1A CN202111530809A CN114104194A CN 114104194 A CN114104194 A CN 114104194A CN 202111530809 A CN202111530809 A CN 202111530809A CN 114104194 A CN114104194 A CN 114104194A
- Authority
- CN
- China
- Prior art keywords
- deck
- wall
- sea water
- baffle
- protection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 239000004576 sand Substances 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000013535 sea water Substances 0.000 abstract description 37
- 239000012535 impurity Substances 0.000 abstract description 5
- 230000002633 protecting effect Effects 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 230000000694 effects Effects 0.000 description 7
- 208000010392 Bone Fractures Diseases 0.000 description 5
- 206010017076 Fracture Diseases 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 208000013201 Stress fracture Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
- B63B17/04—Stanchions; Guard-rails ; Bulwarks or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G13/00—Other offensive or defensive arrangements on vessels; Vessels characterised thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
- B63B17/04—Stanchions; Guard-rails ; Bulwarks or the like
- B63B2017/045—Bulwarks, or the like
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Revetment (AREA)
Abstract
The invention discloses a novel ship safety protection device, and relates to the field of ship matching facilities. According to the invention, the diversion trench, the support, the baffle, the drainage trench, the filter screen and the torsion spring are adopted, the diversion trench is arc-shaped, so that sea water is guided to sea waves and is far away from a ship, the phenomenon that the deck is wetted by the sea water is effectively reduced, meanwhile, the support supports the protection wall to prevent the protection wall from being stressed unevenly and fractured due to overlarge pressure of the diversion trench, when the deck is wetted by the sea water, the sea water is discharged through the drainage trench, impurities are filtered through the filter screen to prevent the drainage trench from being blocked, the baffle is pushed open after the sea water enters the drainage trench, so that the sea water is discharged, and the phenomenon that the deck is wetted by the sea water is effectively reduced.
Description
Technical Field
The invention relates to the field of ship supporting facilities, in particular to a novel ship safety protection device.
Background
A ship is an artificial vehicle mainly operating in geographical waters, with a propulsion system using external or self-contained energy, the shape of which is generally favorable to overcome the hydrodynamic envelope of the fluid resistance, while ships encounter various safety problems when sailing in waters and oceans, thus requiring different safety devices to protect the seaman and the ship, while the fencing on the top of the deck is one of the safety devices, mainly used to prevent the seaman from falling out of the ship.
The protection fence for boats and ships that has now usually the structure fretwork when boats and ships are sailed the wave passes the protection fence easily and drenches the deck and lead to the surface on deck to become smooth, causes the emergence of personnel tumble phenomenon easily, and it is comparatively inconvenient to use, and the protection fence structure fretwork leads to the pirate to utilize the fence to scramble to implement the invasion on the deck, and the ammunition that all the other pirates jetted out simultaneously can cause the injury to the personnel on the deck, and the protecting effect is relatively poor.
Disclosure of Invention
Based on the technical problem, the invention aims to provide a novel ship safety protection device to solve the technical problems that sea waves easily pass through the device to wet a deck and the protection effect is poor.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel boats and ships safety protection device, includes the deck, one side on deck is connected with the protection wall, one side of protection wall is provided with waterproof component, one side below of protection wall is connected with the rack, the top of rack is provided with indisputable thorn net, the inside of protection wall is provided with protection component.
Through adopting above-mentioned technical scheme, the setting that the protection subassembly passes through the protecting wall provides the protection of sheltering from to security personnel, so as to avoid the ammunition that the pirate jets out can directly hit the security personnel on the deck, the higher good shellproof effect that has of sand bulk density simultaneously, use through the shellproof steel sheet of sand cooperation and effectively avoid the bullet to puncture the protecting wall, thereby the waterproof subassembly makes the sea water keep away from boats and ships to the wave water conservancy diversion owing to the guiding gutter is the arc type, thereby effectively reduce the emergence that the deck phenomenon was drenched to the sea water, support the protecting wall through the support simultaneously in order to avoid guiding gutter pressure too big to lead to the inhomogeneous fracture of protecting wall atress.
Furthermore, the protection assembly comprises a steel block arranged at the top of the protection wall, a cavity arranged in the protection wall and a bulletproof steel plate connected to the other side of the protection wall, a plurality of reinforcing ribs are connected to two sides of the cavity, and sand is arranged in the cavity.
Through adopting above-mentioned technical scheme, setting up through the protecting wall provides the protection of sheltering from to security personnel, so as to avoid the ammunition that the pirate jetted out can directly hit the security personnel on the deck, sand bulk density is higher simultaneously has good shellproof effect, use through sand cooperation bulletproof steel sheet and effectively avoid the bullet to puncture the protecting wall, and the setting of strengthening rib supports the easy fracture of protecting wall behind the sand light leak in order to avoid the sand, thereby it is unable to climb on the deck through protecting wall to make the pirate's hook or the hand that the pirate thrown out have the impetus through the trapezoidal setting of steel billet simultaneously.
Furthermore, waterproof component is including seting up the guiding gutter above protecting wall one side and seting up the water drainage tank of the inside below of protecting wall, inside one side of water drainage tank is connected with the baffle, the surface connection of baffle has the torsional spring, one side of armor plate is connected with the support, the filter screen is installed to one side below of armor plate.
Through adopting above-mentioned technical scheme, thereby it makes the sea water keep away from boats and ships to the wave water conservancy diversion because the guiding gutter is the arc type, thereby effectively reduce the sea water and drench the emergence of deck phenomenon, support the protecting wall through the support simultaneously in order to avoid guiding gutter pressure too big to lead to the inhomogeneous fracture of protecting wall atress, drench the deck when the wave is great and discharge the sea water through the water drainage tank, filter impurity through the filter screen simultaneously in order to avoid the water drainage tank to block up, thereby the sea water drives the sea water with the baffle back-up after getting into the water drainage tank, it leads to the sea water to pile up on the deck to avoid the protecting wall to seal the deck periphery.
Furthermore, the strengthening rib is "X" type, just the steel block is trapezoidal.
Through adopting above-mentioned technical scheme, the setting of strengthening rib supports the easy fracture of protective wall behind the sand light leak in order to avoid the sand light leak to the protective wall, thereby does not have the impetus through the trapezoidal setting of steel block and makes pirate's grapple or the hand thrown out simultaneously and make pirate unable through the protective wall climbing deck.
Further, the baffle is connected with the water drainage tank through the rotating shaft in a rotating mode, and the filter screen is arranged in an inclined mode.
Through adopting above-mentioned technical scheme, discharge the sea water through the water drainage tank when the great deck that drenches of wave, filter impurity through the filter screen simultaneously in order to avoid the water drainage tank to block up, thereby the sea water gets into behind the water drainage tank and backs down the baffle and discharge the sea water, avoids the protective wall to lead to the sea water to pile up on the deck peripheral sealing.
Further, the guiding gutter is the arc type, just the water drainage tank is along baffle direction downward sloping.
Through adopting above-mentioned technical scheme, thereby because the guiding gutter is the arc type and makes the sea water keep away from boats and ships to the wave water conservancy diversion to effectively reduce the sea water and drench the emergence of deck phenomenon, support in order to avoid guiding gutter pressure too big to lead to the uneven fracture of protective wall atress through the support to the protective wall simultaneously.
In summary, the invention mainly has the following beneficial effects:
1. according to the invention, the diversion trench, the support, the baffle, the drainage trench, the filter screen and the torsion spring are adopted, the diversion trench is arc-shaped, so that sea water is guided to sea waves and is far away from a ship, the phenomenon that the deck is wetted by the sea water is effectively reduced, meanwhile, the support supports the protection wall to prevent the protection wall from being stressed unevenly and cracked due to overlarge pressure of the diversion trench, when the deck is wetted by the sea water, the sea water is discharged through the drainage trench, impurities are filtered through the filter screen to prevent the drainage trench from being blocked, the baffle is pushed open after the sea water enters the drainage trench to discharge the sea water, the phenomenon that the periphery of the deck is sealed by the protection wall to cause the accumulation of the sea water on the deck is avoided, and the phenomenon that the deck is wetted by the sea water is effectively reduced;
2. according to the invention, through the protection wall, the steel block, the reinforcing ribs, the sand and the bulletproof steel plate, shielding protection is provided for security personnel through the arrangement of the protection wall, so that the security personnel on a deck can be prevented from being directly hit by ammunition ejected by pirates, meanwhile, the sand accumulation density is higher, the bulletproof effect is good, the protection wall is effectively prevented from being punctured by bullets through the cooperation of the sand and the bulletproof steel plate, the protection wall is easy to break after the light leakage of the sand is avoided through the support of the protection wall by the arrangement of the reinforcing ribs, and meanwhile, the hooking claws or hands ejected by the pirates do not have force points through the trapezoidal arrangement of the steel block, so that the pirates cannot climb up the deck through the protection wall, and the protection effect is good.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the stent structure of the present invention;
FIG. 3 is a schematic view of the structure of the protection wall of the present invention;
fig. 4 is a schematic view of the structure of the baffle plate of the present invention.
In the figure: 1. a deck; 2. a protective wall; 3. placing a rack; 4. a barbed wire mesh; 5. a waterproof assembly; 501. a diversion trench; 502. a support; 503. a baffle plate; 504. a water discharge tank; 505. filtering with a screen; 506. a torsion spring; 6. a guard assembly; 601. a steel block; 602. a cavity; 603. reinforcing ribs; 604. sand; 605. a bulletproof steel plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
The utility model provides a novel boats and ships safety device, as shown in fig. 1-3, including deck 1, one side of deck 1 is connected with protecting wall 2, and one side of protecting wall 2 is provided with waterproof component 5, and the emergence of the deck phenomenon is drenched to effective few sea water, and one side below of protecting wall 2 is connected with rack 3, and rack 3's top is provided with indisputable thorn net 4, and the inside of protecting wall 2 is provided with protecting component 6, conveniently protects the security personnel.
Referring to fig. 1 and 2, the protection assembly 6 includes a steel block 601 provided at the top of the protection wall 2, a cavity 602 provided inside the protection wall 2, and a bulletproof steel plate 605 connected to the other side of the protection wall 2, wherein both sides of the inside of the cavity 602 are connected to a plurality of reinforcing ribs 603, sand 604 is provided inside the cavity 602, the reinforcing ribs 603 are in an X shape, and the steel block 601 is trapezoidal, so that the protection effect is better.
Referring to fig. 1-4, the waterproof assembly 5 includes a diversion trench 501 disposed above one side of the protection wall 2 and a drainage trench 504 disposed below the inside of the protection wall 2, one side of the inside of the drainage trench 504 is connected with a baffle 503, the outer surface of the baffle 503 is connected with a torsion spring 506, one side of the bulletproof steel plate 605 is connected with a support 502, a filter screen 505 is installed below one side of the bulletproof steel plate 605, the baffle 503 is rotatably connected with the drainage trench 504 through a rotating shaft, the filter screen 505 is obliquely arranged, the diversion trench 501 is arc-shaped, the drainage trench 504 is obliquely inclined along the direction of the baffle 503, and the occurrence of the phenomenon that the deck is wetted by seawater is effectively reduced.
The implementation principle of the embodiment is as follows: firstly, when a ship encounters sea waves, the diversion trench 501 is arc-shaped so as to divert the sea water away from the ship, the phenomenon that the deck 1 is wetted by the sea water is effectively reduced, meanwhile, the protection wall 2 is supported by the support 502 to avoid the uneven stress fracture of the protection wall 2 caused by the overlarge pressure of the diversion trench 501, when the deck 1 is wetted by the sea waves greatly, the sea water is discharged through the drainage trench 504, meanwhile, impurities are filtered through the filter screen 505 to avoid the blockage of the drainage trench 504, the seawater enters the drainage trench 504 and then pushes the baffle 503 open to discharge the sea water, then, the torsion spring 506 drives the baffle 503 to reset, the phenomenon that the periphery of the deck 1 is sealed by the protection wall 2 to cause the accumulation of the sea water on the deck 1 is avoided, when the ship encounters pirate intrusion, the shielding protection is provided for security personnel through the arrangement of the protection wall 2, so that the pirate ammunition can directly hit the security personnel on the deck 1 is avoided, meanwhile, the sand 604 is high in stacking density and has a good bulletproof effect, bullets are effectively prevented from being punctured into the protective wall 2 by matching the sand 604 with the bulletproof steel plate 605, the protective wall 2 is easy to break after the sand 604 leaks light by supporting the protective wall 2 through the arrangement of the reinforcing ribs 603, and meanwhile, the hook claw or the hand thrown out by pirates does not have an acting point through the trapezoidal arrangement of the steel block 601, so that the pirates are difficult to climb up to a deck through the protective wall.
Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.
Claims (6)
1. A novel boats and ships safety protection device, includes deck (1), its characterized in that: one side of the deck (1) is connected with a protection wall (2), one side of the protection wall (2) is provided with a waterproof assembly (5), one side of the protection wall (2) is connected with a placing rack (3) below, the top of the placing rack (3) is provided with an iron barbed wire net (4), and the protection assembly (6) is arranged inside the protection wall (2).
2. The novel ship safety protection device according to claim 1, characterized in that: the protective assembly (6) comprises a steel block (601) arranged at the top of the protective wall (2), a cavity (602) arranged inside the protective wall (2) and a bulletproof steel plate (605) connected to the other side of the protective wall (2), wherein a plurality of reinforcing ribs (603) are connected to two sides of the inside of the cavity (602), and sand (604) is arranged inside the cavity (602).
3. The novel ship safety protection device according to claim 2, characterized in that: the waterproof assembly (5) comprises a guide groove (501) arranged above one side of the protective wall (2) and a drainage groove (504) arranged below the inner part of the protective wall (2), wherein one side of the inner part of the drainage groove (504) is connected with a baffle (503), the outer surface of the baffle (503) is connected with a torsion spring (506), one side of the bulletproof steel plate (605) is connected with a support (502), and a filter screen (505) is arranged below one side of the bulletproof steel plate (605).
4. The novel ship safety protection device according to claim 2, characterized in that: the reinforcing rib (603) is X-shaped, and the steel block (601) is trapezoidal.
5. A novel ship safety protection device according to claim 3, characterized in that: the baffle (503) is rotatably connected with the drainage channel (504) through a rotating shaft, and the filter screen (505) is obliquely arranged.
6. A novel ship safety protection device according to claim 3, characterized in that: the diversion trench (501) is arc-shaped, and the drainage trench (504) inclines downwards along the direction of the baffle (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111530809.1A CN114104194A (en) | 2021-12-15 | 2021-12-15 | Novel ship safety protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111530809.1A CN114104194A (en) | 2021-12-15 | 2021-12-15 | Novel ship safety protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114104194A true CN114104194A (en) | 2022-03-01 |
Family
ID=80364692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111530809.1A Pending CN114104194A (en) | 2021-12-15 | 2021-12-15 | Novel ship safety protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114104194A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427193A (en) * | 2022-03-11 | 2022-05-03 | 湖南大学 | Anchored UHPC curved surface anti-collision guardrail for splash zone bridge and construction method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328741A (en) * | 2011-05-26 | 2012-01-25 | 杨春 | Anti-piracy bulwark |
| CN202754129U (en) * | 2012-09-18 | 2013-02-27 | 南通中远川崎船舶工程有限公司 | International voyage anti-piracy ship |
| KR20150145355A (en) * | 2014-06-18 | 2015-12-30 | 현대중공업 주식회사 | water breaker |
| GB201601762D0 (en) * | 2016-02-01 | 2016-03-16 | Mcgarian Bruce | Security barrier |
| CN205469647U (en) * | 2016-01-11 | 2016-08-17 | 大连海事大学 | Marine pirate of preventing device of going on board |
| CN207974087U (en) * | 2018-03-14 | 2018-10-16 | 辽宁忠旺铝合金精深加工有限公司 | A kind of flapper and its dam protecting equipment |
| CN208216927U (en) * | 2018-05-14 | 2018-12-11 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A kind of deck bulwark drainage hole structure |
| CN209112388U (en) * | 2018-11-28 | 2019-07-16 | 江苏星瑞防务科技有限公司 | A kind of high speed motor public affair ship of V-type hull |
| CN213354804U (en) * | 2020-07-10 | 2021-06-04 | 中国船舶工业集团公司第七0八研究所 | Pirate device is prevented to flexible protective material bulwark of detachable |
-
2021
- 2021-12-15 CN CN202111530809.1A patent/CN114104194A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328741A (en) * | 2011-05-26 | 2012-01-25 | 杨春 | Anti-piracy bulwark |
| CN202754129U (en) * | 2012-09-18 | 2013-02-27 | 南通中远川崎船舶工程有限公司 | International voyage anti-piracy ship |
| KR20150145355A (en) * | 2014-06-18 | 2015-12-30 | 현대중공업 주식회사 | water breaker |
| CN205469647U (en) * | 2016-01-11 | 2016-08-17 | 大连海事大学 | Marine pirate of preventing device of going on board |
| GB201601762D0 (en) * | 2016-02-01 | 2016-03-16 | Mcgarian Bruce | Security barrier |
| GB2546807A (en) * | 2016-02-01 | 2017-08-02 | Mcgarian Bruce | Security barrier |
| CN207974087U (en) * | 2018-03-14 | 2018-10-16 | 辽宁忠旺铝合金精深加工有限公司 | A kind of flapper and its dam protecting equipment |
| CN208216927U (en) * | 2018-05-14 | 2018-12-11 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A kind of deck bulwark drainage hole structure |
| CN209112388U (en) * | 2018-11-28 | 2019-07-16 | 江苏星瑞防务科技有限公司 | A kind of high speed motor public affair ship of V-type hull |
| CN213354804U (en) * | 2020-07-10 | 2021-06-04 | 中国船舶工业集团公司第七0八研究所 | Pirate device is prevented to flexible protective material bulwark of detachable |
Non-Patent Citations (1)
| Title |
|---|
| 刘灿波: "多用途船防海盗设施及防御方法研究", 航海, no. 2015, pages 49 - 52 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427193A (en) * | 2022-03-11 | 2022-05-03 | 湖南大学 | Anchored UHPC curved surface anti-collision guardrail for splash zone bridge and construction method thereof |
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