CN218594527U - Nested multiple shock attenuation fender - Google Patents
Nested multiple shock attenuation fender Download PDFInfo
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- CN218594527U CN218594527U CN202221603719.0U CN202221603719U CN218594527U CN 218594527 U CN218594527 U CN 218594527U CN 202221603719 U CN202221603719 U CN 202221603719U CN 218594527 U CN218594527 U CN 218594527U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The utility model discloses a multiple shock attenuation fender of nested type, including annular main buffering gasbag, embedding nested formula bradyseism subassembly in the main buffering gasbag, main buffering gasbag bottom is fixed on PMKD through supporting baseplate, supporting baseplate annular interval distribution, PMKD's center department fixed mounting supports the hydraulic stem, supports hydraulic stem upper end fixed mounting and supports the upper plate, nested formula bradyseism subassembly is including the board that shocks resistance, deformation hydraulic stem, nested gasbag, connection gasbag and support liquid bag, nested gasbag inserts the inner ring of main buffering gasbag and laminates on PMKD. The utility model belongs to the technical field of the fender, specifically an utilize air compression, spring characteristic and non-Newton fluidic characteristic, carry out multistage shock attenuation protection to the hull, and deformation resilience is strong itself, and outside flexible deformation avoids causing the damage to the hull, the multiple shock attenuation fender of nested type of linkage deformation between inside support hydraulic stem and the deformation hydraulic stem simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the fender, especially, relate to a multiple shock attenuation fender of nested type.
Background
The fender is placed at a wharf or a ship side, is mainly used for slowing down impact force between the ship and the wharf or between the ships in the process of docking or mooring, prevents or eliminates the damage of the ship and the wharf, and is an important buffer tool in the process of sailing of the ship; due to the continuous increase of the volume and the weight of the ship, higher requirements are placed on the size and the number of the fender; the inflatable drum type fender in the existing rubber fender is most widely applied.
However, the rubber fender that has been used for in boats and ships buffering on the existing market has mostly had whole mostly to be hollow structure, inside packing obturator expanded material, for example foaming EVA, foaming polyurethane and foamed rubber etc. because the structure is single, deformation is simple, do not possess better stability in use, so that holistic result of use and working property, and because the defect of self structure, holistic shock resistance is comparatively general, make whole service function nature in normal use work correspondingly received great restriction, thereby lead to the narrower shortcoming of whole application scope.
Further, a solid rubber fender on the market, for example, a fender (publication date: 20200221) of application No. CN210101947U includes "a cylindrical board body provided with a circular top cover integrally formed at a top end thereof and a contact post extending in an axial direction thereof integrally formed at an outer surface thereof; a circular outer ring is sleeved on the outer side of the lower end of the ship board body, and a buffer block is bonded between the outer ring and the ship board body; the shipboard body comprises a cylindrical steel cylinder, and a cylindrical rubber cylinder is sleeved outside the steel cylinder; a sponge layer is filled between the steel cylinder and the rubber cylinder; the inner cavity of the steel cylinder is clamped with a plurality of supporting pieces, and when the steel cylinder is impacted, the contact column and the shipboard body and other structures can buffer and disperse the impact force, so that the impact damage is avoided; the steel plates are mutually overlapped, acting force acts on the steel plates at the end parts and is further transmitted to the rest steel plates, and the steel plates play a role in buffering through deformation reduction and reduce damage caused by impact; the buffer capacity can be improved to a plurality of steel sheets, has promoted the shock-absorbing capacity of traditional solid rubber fender, but the deformability of steel sheet is limited, and difficult the recovery, when subsequent use, influences holistic buffer capacity, influences the life-span of device use, and the rigidity of steel sheet also can cause the damage to the hull simultaneously, increases the risk.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a multiple shock attenuation fender of nested type, the fender design of nested formula, compensate the single shortcoming of filling damping material of hollow rubber fender, utilize outside impact force deformation to turn into inside multiple energy-absorbing deformation and cushion the shock attenuation, utilize air compression, spring characteristic and the fluidic characteristic of non-Newton, carry out multistage shock attenuation protection to the hull, and deformation resilience is strong itself, outside flexible deformation avoids causing the damage to the hull, simultaneously inside support hydraulic stem and the linkage deformation between the deformation hydraulic stem, can guarantee holistic restoring force, be favorable to continuously using, utilize the deformation buffering route that gasbag and supporting spring combined together and the buffering route that the linkage deformation that utilizes support hydraulic stem and deformation hydraulic stem formed, the shock attenuation effect of resisting of nested formula fender has been guaranteed, the problem in the background art has been solved.
The utility model adopts the technical scheme as follows: the utility model provides a multiple shock attenuation fender of nested type, includes annular main buffering gasbag, embedding nested formula bradyseism subassembly in the main buffering gasbag, main buffering gasbag bottom is fixed on PMKD through the supporting baseplate, PMKD annular interval distribution, PMKD's center department fixed mounting supports the hydraulic stem, support the hydraulic stem upper end fixed mounting and support the upper plate, nested formula bradyseism subassembly is including shock-resistant board, deformation hydraulic stem, nested gasbag, connection gasbag and support liquid bag, the inner ring of main buffering gasbag is inserted and is laminated on PMKD to nested gasbag, shock-resistant board is fixed in nested gasbag outer end, deformation hydraulic stem symmetric distribution, the flexible end of deformation hydraulic stem is fixed in shock-resistant board, the stiff end of deformation hydraulic stem is fixed in nested gasbag one end, the deformation hydraulic stem extends along the center pin of main buffering gasbag, it fixes between the both ends in nested gasbag to connect the gasbag, fixed mounting limiting plate between the gasbag inner wall, limiting plate and connection gasbag are close to form between the one end of shock-resistant board and support the liquid bag, support the non-Newtonian fluid in the liquid bag, support the gasbag slide connection position and support the pipeline connection on the gasbag support the hydraulic stem connection line, shock-resistant pipe line connection.
Furthermore, an air bag limiting strip is fixedly assembled on the inner annular wall of the main buffering air bag, the air bag limiting strip is distributed at intervals up and down along the direction of the central shaft of the main buffering air bag, the air bag limiting strip is arranged in an annular mode, and the air bag limiting strip is wrapped outside the nested air bag.
Furthermore, one side of the main buffering air bag, which is close to the impact-resistant plate, is fixedly connected with supporting air bags, the supporting air bags are distributed at intervals in an annular mode, and the supporting air bags are communicated with the main buffering air bags.
Furthermore, a supporting spring is fixedly assembled in the main buffering air bag, the supporting spring is fixed along the diameter direction of the main buffering air bag, and the supporting springs are distributed at intervals in a ring shape.
Furthermore, the fixed bottom plate is provided with fixing holes, and the fixing holes are symmetrical in pairs.
Furthermore, the gasbag spacing strip is equipped with the breach, the breach extends along the direction of main buffering gasbag center pin and forms the sliding tray, the sliding tray symmetric distribution, form the spacing groove between main buffering gasbag and the PMKD, the nested gasbag is with the stopper that the sliding tray matches with the fixed mounting in the both sides of the relative one end both sides of shock resistance board.
Furthermore, the board cavity that shocks resistance sets up, the deformation hydraulic stem passes through the fixed plate to be fixed at the inner wall of the board that shocks resistance.
Further, the sponge is wrapped outside the anti-impact plate.
Further, the support hydraulic rod is fixed at the center of the fixed bottom plate through a fixing block.
Furthermore, the supporting bottom plate is arranged in an arc shape, and the supporting bottom plate and the main buffering air bag are coaxially arranged.
After the structure is adopted, the utility model discloses beneficial effect as follows:
(1) Nested formula bradyseism subassembly through setting up, the intra-annular is filled main buffering gasbag in the embedding main buffering gasbag, strut the support to main buffering gasbag, strengthen the structure of main buffering gasbag, and nested gasbag and main buffering gasbag linkage deformation, support the linkage deformation between hydraulic stem and the deformation hydraulic stem, carry out multistage buffering energy-absorbing, it comes the counterattack to carry out energy-absorbing dispersion conversion through inner structure with outside impact force deformation, combine together the deformation of gasbag and spring, utilize non-Newton fluidic characteristic simultaneously, promote the performance of buffering, reduce the impact force to the hull, promote absorbing effect.
(2) When the hull receives the striking, the board that shocks resistance receives the impact, to the inside nested gasbag of extrusion of main buffering gasbag, nested gasbag deformation, main buffering gasbag is propped open to the outside, the inboard spacing strip adduction of gasbag of main buffering gasbag, the deformation of main buffering gasbag slows down, supporting spring receives extrusion deformation, reverse effort is applyed to supporting spring, the deformation of main buffering gasbag is slowed down equally, simultaneously main buffering gasbag deformation is discharged into gas to supporting gasbag, supporting gasbag counterwork strikes the impact plate and supports, offset the partial impact force that the board that shocks resistance received, the deformation of cooperation main buffering gasbag and nested gasbag, form the deformation buffering route that utilizes gasbag and supporting spring to combine together.
(3) When the ship body is impacted, the impact resisting plate is impacted, the nested air bag is extruded to the inside of the main buffering air bag, the nested air bag deforms, at the moment, the two deformation hydraulic rods are impacted, extruded and deformed and shrink towards the inside of the nested air bag, hydraulic oil is extruded into the supporting hydraulic rods through pipelines, and the stroke of the supporting hydraulic rods is shorter than that of the deformation hydraulic rods, so that the supporting upper plate slides towards the supporting liquid bag, non-Newtonian fluid in the supporting air bag is pushed and extruded, resistance is generated on the supporting upper plate by utilizing the characteristics of the non-Newtonian fluid, the deformation of the supporting hydraulic rods is slowed down, and a buffering path formed by linkage deformation of the supporting hydraulic rods and the deformation hydraulic rods is formed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic view of the overall structure of a nested multiple shock-absorbing fender of the present invention;
fig. 2 is a semi-sectional view of a nested multiple shock-absorbing fender of the present invention;
fig. 3 is a schematic structural view of a main buffering airbag of the nested multiple shock absorption fender of the present invention;
fig. 4 is a schematic diagram of the internal structure of the main buffering airbag of the nested multiple shock absorption fender of the present invention.
In the drawings: 1. main buffering gasbag, 2, nested formula bradyseism subassembly, 3, supporting baseplate, 4, PMKD, 5, support hydraulic stem, 6, support upper plate, 7, the board that shocks resistance, 8, deformation hydraulic stem, 9, nested gasbag, 10, connect the gasbag, 11, support liquid bag, 12, non-Newtonian fluid, 13, the spacing strip of gasbag, 14, support the gasbag, 15, supporting spring, 16, the fixed orifices, 17, the sliding tray, 18, the stopper, 19, the spacing groove, 20, the fixed plate, 21, the fixed block, 22, the limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1-4, a nested multiple damping fender comprises an annular main damping air bag 1, a nested damping component 2 is embedded in the main damping air bag 1, the bottom of the main damping air bag 1 is fixed on a fixed base plate 4 through a supporting base plate 3, the supporting base plate 3 is distributed at intervals in an annular manner, a supporting hydraulic rod 5 is fixedly assembled at the center of the fixed base plate 4, the supporting hydraulic rod 5 is fixed at the center of the fixed base plate 4 through a fixing block 21, a supporting upper plate 6 is fixedly assembled at the upper end of the supporting hydraulic rod 5, the nested damping component 2 comprises an impact-resistant plate 7, a deformation hydraulic rod 8, a nested air bag 9, a connecting air bag 10 and a supporting liquid bag 11, the nested air bag 9 is inserted into the inner ring of the main damping air bag 1 and is attached to the fixed base plate 4, the impact-resistant plate 7 is fixed at the outer end of the nested air bag 9, the deformation hydraulic rods 8 are distributed symmetrically, the impact-resistant plate 7 is arranged in a hollow manner, the deformation hydraulic rod 8 is fixed on the inner wall of the shock-resistant plate 7 through a fixing plate 20, the fixed end of the deformation hydraulic rod 8 is fixed at one end in the nested airbag 9, the deformation hydraulic rod 8 extends along the central axis of the main buffering airbag 1, the connecting airbag 10 is fixed between the two ends in the nested airbag 9, a limiting plate 22 is fixedly installed between the inner walls of the connecting airbag 10, a supporting liquid bag 11 is formed between the limiting plate 22 and one end, close to the shock-resistant plate 7, of the connecting airbag 10, the supporting liquid bag 11 is filled with non-Newtonian fluid 12, the supporting upper plate 6 slides between the inner walls of the connecting airbag 10, the supporting upper plate 6 is located at one end, far away from the shock-resistant plate 7, of the supporting liquid bag 11, the supporting hydraulic rod 5 is arranged in the connecting airbag 10, the supporting hydraulic rod 5 is connected with the deformation hydraulic rod 8 through a pipeline, the exterior of the shock-resistant plate 7 is wrapped with sponge to perform multistage shock absorption protection on a ship body, and the self deformation recovery capability is strong, outside flexible deformation avoids causing the damage to the hull, and the support hydraulic stem 5 of inside and the linkage deformation between the deformation hydraulic stem 8 simultaneously can guarantee holistic restoring force, are favorable to lasting the use, utilize the deformation buffering route that gasbag and supporting spring 15 combined together and utilize the buffering route that the linkage deformation of support hydraulic stem 5 and deformation hydraulic stem 8 formed, have guaranteed the shock attenuation effect that shocks resistance of nested formula fender.
Referring to fig. 1-4, as a preferred embodiment of the present application, an airbag spacing strip 13 is fixedly mounted on an inner annular wall of a main buffering airbag 1, the airbag spacing strip 13 is distributed at intervals up and down along a central axis direction of the main buffering airbag 1, the airbag spacing strip 13 is annularly arranged, the airbag spacing strip 13 is wrapped outside a nested airbag 9, one side of the main buffering airbag 1 close to an impact-resistant plate 7 is fixedly connected with a supporting airbag 14, the supporting airbag 14 is annularly distributed at intervals, the supporting airbag 14 is communicated with the main buffering airbag 1, a supporting spring 15 is fixedly mounted inside the main buffering airbag 1, the supporting spring 15 is fixed along a diameter direction of the main buffering airbag 1, the supporting spring 15 is annularly distributed at intervals, the main buffering airbag 1 wraps the nested airbag 9 and is in deformation linkage with the nested airbag 9, so as to reduce impact on a ship body, and at the same time, no rigid damage is caused to the ship body.
Preferably, the fixing bottom plate 4 is provided with fixing holes 16, and the fixing holes 16 are symmetrical pairwise, so that the device is convenient to mount integrally.
Preferably, the airbag limiting strip 13 is provided with a notch, the notch extends along the direction of the central shaft of the main buffering airbag 1 to form a sliding groove 17, the sliding grooves 17 are symmetrically distributed, a limiting groove 19 is formed between the main buffering airbag 1 and the fixed base plate 4, limiting blocks 18 matched with the sliding groove 17 are fixedly assembled on two sides of one end, opposite to the impact-resistant plate 7, of the nested airbag 9, the nested airbag 9 is embedded into an inner ring of the main buffering airbag 1 along the sliding groove 17 through the limiting blocks 18, and after contacting the fixed base plate 4, the nested airbag 9 is stably embedded into the main buffering airbag 1 through the rotation of the limiting blocks 18 along the limiting groove 19.
Preferably, the support bottom plate 3 is arranged in an arc shape, and the support bottom plate 3 and the main buffering air bag 1 are coaxially arranged.
When the air bag is used specifically, in the implementation, the air bag can be made of a composite material, the air bag can be made of a fiber layer, and the outer side of the fiber layer is uniformly coated with a rubber layer;
when the hull receives the striking, board 7 that shocks resistance receives the impact, to the inside nested gasbag 9 of extrusion of main buffering gasbag 1, nested gasbag 9 deformation, main buffering gasbag 1 struts to the outside, the inboard gasbag spacing strip 13 adduction of main buffering gasbag 1, slow down the deformation of main buffering gasbag 1, supporting spring 15 receives extrusion deformation, reverse effort is exerted to supporting spring 15, the deformation of main buffering gasbag 1 that slows down equally, the deformation of main buffering gasbag 1 discharges into gas to supporting gasbag 14 simultaneously, supporting gasbag 14 confronts and strikes board 7 and support, offset the partial impact force that board 7 received of shocking resistance, cooperate the deformation of main buffering gasbag 1 and nested gasbag 9, form the deformation buffering route that utilizes gasbag and supporting spring 15 to combine together.
When the ship body is impacted, the impact resisting plate 7 is impacted to extrude the nested airbag 9 into the main buffering airbag 1, the nested airbag 9 deforms, at the moment, the two deformed hydraulic rods 8 are impacted, extruded and deformed and shrink into the nested airbag 9, hydraulic oil is extruded and discharged into the supporting hydraulic rods 5 through pipelines, and as the stroke of the supporting hydraulic rods 5 is shorter than that of the deformed hydraulic rods 8, the supporting upper plate 6 slides towards the supporting liquid bag 11 to push and extrude the non-Newtonian fluid 12 in the supporting airbags 14, resistance is generated on the supporting upper plate 6 by utilizing the characteristics of the non-Newtonian fluid 12, the deformation of the supporting hydraulic rods 5 is slowed down, and a buffering path formed by linkage deformation of the supporting hydraulic rods 5 and the deformed hydraulic rods 8 is formed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.
Claims (10)
1. The utility model provides a multiple shock attenuation fender of nested type which characterized in that: including annular main buffering gasbag, embedding nested formula bradyseism subassembly in the main buffering gasbag, main buffering gasbag bottom is fixed on PMKD through supporting baseplate, supporting baseplate annular interval distribution, PMKD's center department fixed mounting supports the hydraulic stem, support hydraulic stem upper end fixed mounting and support the upper plate, nested formula bradyseism subassembly is including shock-resistant board, deformation hydraulic stem, nested gasbag, connection gasbag and support liquid bag, the inner ring of main buffering gasbag is inserted and is laminated on PMKD to nested gasbag, shock-resistant board is fixed in nested gasbag outer end, deformation hydraulic stem symmetric distribution, the flexible end of deformation hydraulic stem is fixed in shock-resistant board, the stiff end of deformation hydraulic stem is fixed in nested gasbag one end, the deformation hydraulic stem extends along the center pin of main buffering gasbag, it fixes between the both ends in nested gasbag to connect the gasbag, connect the fixed mounting limiting plate between the gasbag inner wall, limiting plate and connection gasbag form the support liquid bag between the one end that the gasbag is close to the shock-resistant board, support the intussuseption the liquid bag and fill non-Newtonian fluid, support the upper plate slip between the inner wall of gasbag, support the liquid stem connection pipeline.
2. The nested multiple shock absorption fender according to claim 1, wherein: the inner ring wall of the main buffering air bag is fixedly provided with air bag limiting strips, the air bag limiting strips are distributed at intervals up and down along the direction of the central shaft of the main buffering air bag, the air bag limiting strips are arranged in an annular mode, and the air bag limiting strips wrap the outside of the nested air bag.
3. The nested multiple shock absorption fender according to claim 1, wherein: one side of the main buffering air bag, which is close to the impact-resistant plate, is fixedly connected with supporting air bags, the supporting air bags are distributed at intervals in an annular shape, and the supporting air bags are communicated with the main buffering air bags.
4. The nested multiple shock absorption fender according to claim 1, wherein: and supporting springs are fixedly assembled in the main buffering air bag, the supporting springs are fixed along the diameter direction of the main buffering air bag, and the supporting springs are distributed at intervals in an annular shape.
5. The nested multiple shock absorption fender according to claim 1, wherein: the fixed bottom plate is provided with fixing holes, and the fixing holes are symmetrical in pairs.
6. The nested multiple shock absorption fender according to claim 2, wherein: the gasbag spacing strip is equipped with the breach, the breach extends along the direction of main buffering gasbag center pin and forms the sliding tray, the sliding tray symmetric distribution, form the spacing groove between main buffering gasbag and the PMKD, the stopper that matches with the sliding tray is assembled with the fixed mounting in the one end both sides that the board is relative shocks resistance to nested gasbag.
7. The nested multiple shock absorption fender according to claim 1, wherein: the impact resistant plate is arranged in a hollow mode, and the deformation hydraulic rod is fixed to the inner wall of the impact resistant plate through the fixing plate.
8. The nested multiple shock absorption fender according to claim 1, wherein: and the sponge is wrapped outside the anti-impact plate.
9. The nested multiple shock absorption fender according to claim 1, wherein: the supporting hydraulic rod is fixed at the center of the fixed bottom plate through a fixed block.
10. The nested multiple shock absorption fender according to claim 1, wherein: the supporting bottom plate is arranged in an arc shape and is coaxially arranged with the main buffering air bag.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221603719.0U CN218594527U (en) | 2022-06-26 | 2022-06-26 | Nested multiple shock attenuation fender |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221603719.0U CN218594527U (en) | 2022-06-26 | 2022-06-26 | Nested multiple shock attenuation fender |
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| CN218594527U true CN218594527U (en) | 2023-03-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116923659A (en) * | 2023-09-15 | 2023-10-24 | 海南深海科技有限公司 | Self-rescue ship body anti-collision device |
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2022
- 2022-06-26 CN CN202221603719.0U patent/CN218594527U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116923659A (en) * | 2023-09-15 | 2023-10-24 | 海南深海科技有限公司 | Self-rescue ship body anti-collision device |
| CN116923659B (en) * | 2023-09-15 | 2024-01-05 | 海南深海科技有限公司 | Self-rescue ship body anti-collision device |
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