CN111746738B - Pier energy-absorbing type rubber fender - Google Patents
Pier energy-absorbing type rubber fender Download PDFInfo
- Publication number
- CN111746738B CN111746738B CN202010614198.8A CN202010614198A CN111746738B CN 111746738 B CN111746738 B CN 111746738B CN 202010614198 A CN202010614198 A CN 202010614198A CN 111746738 B CN111746738 B CN 111746738B
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- outer cylinder
- inner cylinder
- air valve
- rubber fender
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B59/00—Hull protection specially adapted for vessels; Cleaning devices specially adapted for vessels
- B63B59/02—Fenders integral with waterborne vessels or specially adapted therefor, e.g. fenders forming part of the hull or incorporated in the hull; Rubbing-strakes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B59/00—Hull protection specially adapted for vessels; Cleaning devices specially adapted for vessels
- B63B59/02—Fenders integral with waterborne vessels or specially adapted therefor, e.g. fenders forming part of the hull or incorporated in the hull; Rubbing-strakes
- B63B2059/025—Fenders integral with waterborne vessels or specially adapted therefor, e.g. fenders forming part of the hull or incorporated in the hull; Rubbing-strakes pneumatic, e.g. inflatable
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a pier energy-absorbing rubber fender, which comprises an outer cylinder, an inner cylinder, a buffer mechanism and a limiting mechanism, wherein positioning seats are embedded at the left end and the right end of the outer cylinder, a first air valve and a second air valve are respectively inserted at the central positions inside the two positioning seats, the output ends of the first air valve and the second air valve extend to the inside of the outer cylinder, the output end of the second air valve is mutually communicated with the inside of the inner cylinder through a flexible hose, the front side and the rear side of the inner cylinder are elastically connected with the outer cylinder through the buffer mechanism at equal intervals, and the upper side and the lower side of the inner cylinder are movably connected with the outer cylinder through the limiting mechanism at equal intervals. The rubber fender not only forms a three-layer energy absorption structure, thereby prolonging the service life of the rubber fender, but also effectively relieves the collision force in the elastic stretching process, avoids rigid damage, and can maintain the internal stress balance and ensure the stable energy absorption.
Description
Technical Field
The invention relates to the technical field of rubber fender, in particular to a pier energy absorption type rubber fender.
Background
The rubber fender is also called as rubber fender and is a device which is arranged on a wharf or a ship and used for absorbing collision energy between the ship and the wharf or between the ships during shore connection or mooring and protecting the ship and the wharf from being damaged. Common rubber fenders are divided into two main categories: solid rubber fenders (non-floating type) and floating type rubber fenders, which are classified into two types, namely, inflatable rubber fenders and filled rubber fenders.
The inflatable rubber fender has the advantages of large compression deformation, large energy absorption, small counter force, self-floating, easiness in installation and the like, and has the highest application rate, but in the actual use process, the inflatable rubber fender also has the following problems: the structure is single, and the device cannot be used once being damaged; the damping and energy absorbing effects need to be improved continuously; in addition, aiming at the multilayer nested structure in the scheme, in order to avoid unstable internal stress, a limiting mechanism is required to be additionally arranged.
Disclosure of Invention
The invention aims to provide a pier energy-absorbing rubber fender, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pier energy-absorbing formula rubber fender, includes outer barrel, interior barrel, buffer gear and stop gear, both ends all inlay the positioning seat about outer barrel, and the inside central point department of two positioning seats ann has inserted first valve, second valve respectively, the output of first valve, second valve all extends to the inside of outer barrel, and the output of second valve communicates each other through the inside of flexible hose with interior barrel to interior barrel sets up in the inside central point department of barrel outside, both sides all are through equidistant buffer gear and outer barrel elastic connection around interior barrel, the upper and lower both sides of interior barrel all are through equidistant stop gear and outer barrel swing joint.
As a still further scheme of the invention: the outer cylinder body and the inner cylinder body are of composite structures, each composite structure comprises a rubber cylinder and a metal net, and the metal nets are tightly attached to the inner side wall of the rubber cylinder.
As a still further scheme of the invention: rubber corrugated sheets are bonded on the front outer side wall and the rear outer side wall of the outer cylinder body.
As a still further scheme of the invention: the positioning seat is of a T-shaped cylindrical hollow structure, and one end, far away from the outer cylinder body, of the positioning seat is fixedly provided with hanging rings which are of U-shaped structures.
As a still further scheme of the invention: buffer gear includes tube socket, damping spring, push pedal, push rod, bulb, support, retaining ring and ball die cavity, on the lateral wall of barrel in the tube socket level is fixed in, the inside both sides of tube socket are provided with damping spring, push pedal respectively, damping spring's one side welding is kept away from to the push pedal has the push rod, and the push rod level extends to the outside of tube socket and welds the bulb, both sides overlap respectively around the bulb is equipped with support, retaining ring, and on the support level was fixed in the inside wall of outer barrel, bond each other and integration formation ball die cavity between support and the retaining ring, and the bulb is located ball die cavity.
As a still further scheme of the invention: the push plate, the push rod and the ball head are of an integrated structure, the push rod elastically stretches in the pipe seat through the push plate, and the push rod rotates in the ball cavity in a limiting mode through the ball head.
As a still further scheme of the invention: stop gear includes adapter, bull stick, cassette, reset spring, slider and camber spout, the adapter is vertical to be fixed in on the lateral wall of interior barrel, both ends all rotate about the adapter and are connected with the bull stick, and one side at bull stick middle part all welds the cassette to through reset spring interconnect between the cassette, the slider has all been welded to the one end that the adapter was kept away from to the bull stick, and the slider all is located the camber spout to camber spout vertical fixation is on the inside wall of outer barrel.
As a still further scheme of the invention: the section of the arc-shaped sliding groove is of a concave structure, the rotating rod and the sliding block are integrated to form a T-shaped structure, and the T-shaped structure slides reversely in the concave structure.
Compared with the prior art, the invention has the beneficial effects that:
1. the composite structure formed by the rubber cylinder and the metal net respectively forms an outer cylinder body and an inner cylinder body, the outer cylinder body is sleeved outside the inner cylinder body, the two cylinder bodies are respectively inflated by utilizing the air valve and the flexible hose to form a double energy absorption structure, and the rubber corrugated sheet is bonded on the outer side wall of the outer cylinder body for collision prevention and wear resistance, so that the service life of the rubber fender is prolonged;
2. when the lateral position is impacted, the push rod can rotate in a limiting manner in the spherical cavity through the ball head according to the change of the stress direction, so that the push rod is kept relatively horizontal relative to the pipe seat, the damping spring is extruded through the push plate, the impact force is effectively relieved in the elastic stretching process, and the rigid damage is avoided;
3. when alleviating the striking, the side of outer barrel and interior barrel will produce the compressive deformation of different degrees, and the bull stick of two liang of combinations will be about adapter reverse rotation this moment, and the slider of bull stick other end will be corresponding slip in the arc spout simultaneously, then under reset spring's traction, two bull sticks are rotatory to initial position in opposite directions to make interior barrel be in the inside central point of outer barrel department all the time, maintain the force balance, ensure that the energy-absorbing is stable.
Drawings
FIG. 1 is a schematic perspective view of a pier energy-absorbing rubber fender;
FIG. 2 is a schematic structural diagram of a pier energy-absorbing rubber fender in a front view;
FIG. 3 is a schematic top view of a cross-sectional structure of a pier energy-absorbing rubber fender;
FIG. 4 is a schematic cross-sectional enlarged structure view of a buffering mechanism in a pier energy-absorbing rubber fender;
FIG. 5 is a schematic side view of a cross-sectional structure of a pier energy-absorbing rubber fender;
fig. 6 is a schematic diagram of a partial cross-sectional enlarged structure of a limiting mechanism in an energy-absorbing rubber fender for a pier.
In the figure: 1. an outer cylinder; 2. an inner cylinder; 3. a rubber cylinder; 4. a metal mesh; 5. a rubber corrugated sheet; 6. positioning seats; 7. hanging a ring; 8. a first valve; 9. a second valve; 10. a flexible hose; 11. a buffer mechanism; 1101. a tube holder; 1102. a damping spring; 1103. pushing the plate; 1104. a push rod; 1105. a ball head; 1106. a support; 1107. a retainer ring; 1108. a ball cavity; 12. a limiting mechanism; 1201. a transfer seat; 1202. a rotating rod; 1203. a card holder; 1204. a return spring; 1205. a slider; 1206. an arc-shaped chute.
Detailed Description
Referring to fig. 1 to 6, in an embodiment of the present invention, an energy-absorbing rubber fender for a bridge pier includes an outer cylinder 1, an inner cylinder 2, a buffering mechanism 11 and a limiting mechanism 12, positioning seats 6 are embedded at both left and right ends of the outer cylinder 1, a first valve 8 and a second valve 9 are respectively inserted at central positions inside the two positioning seats 6, output ends of the first valve 8 and the second valve 9 extend into the outer cylinder 1, an output end of the second valve 9 is communicated with the inside of the inner cylinder 2 through a flexible hose 10, and the inner cylinder 2 is disposed at the central position inside the outer cylinder 1;
in fig. 2 and 3: the outer cylinder body 1 and the inner cylinder body 2 are both of composite structures, each composite structure comprises a rubber cylinder 3 and a metal net 4, and the metal nets 4 are tightly attached to the inner side wall of the rubber cylinder 3 and are used for forming a double energy absorption structure and elastic shaping; rubber corrugated sheets 5 are bonded on the front outer side wall and the rear outer side wall of the outer cylinder body 1 and are used for external anti-collision and wear resistance; the positioning seats 6 are all in a T-shaped cylindrical hollow structure, hanging rings 7 are fixed at one ends of the positioning seats 6 far away from the outer cylinder body 1, and the hanging rings 7 are all in a U-shaped structure, so that the positioning and the dismounting are convenient;
in fig. 3 and 4: the front side and the rear side of the inner cylinder body 2 are elastically connected with the outer cylinder body 1 through the buffer mechanisms 11 at equal intervals, each buffer mechanism 11 comprises a pipe seat 1101, a damping spring 1102, a push plate 1103, a push rod 1104, a ball head 1105, a support 1106, a check ring 1107 and a spherical cavity 1108, the pipe seat 1101 is horizontally fixed on the outer side wall of the inner cylinder body 2, the damping spring 1102 and the push plate 1103 are respectively arranged on two sides inside the pipe seat 1101, the push rod 1104 is welded on one side, away from the damping spring 1102, of the push plate 1103, the push rod 1104 horizontally extends to the outside of the pipe seat 1101 and is welded with the ball head 1105, the support 1106 and the check ring 1107 are respectively sleeved on the front side and the rear side of the ball head 1105, the support 1106 is horizontally fixed on the inner side wall of the outer cylinder body 1; the push plate 1103, the push rod 1104 and the ball head 1105 are integrated, the push rod 1104 elastically stretches in the pipe seat 1101 through the push plate 1103, and the push rod 1104 rotates in a limited manner in the spherical cavity 1108 through the ball head 1105, so that collision force is efficiently relieved in the elastic stretching process, and rigid damage is avoided;
in fig. 5 and 6: the upper side and the lower side of the inner cylinder body 2 are movably connected with the outer cylinder body 1 through limiting mechanisms 12 at equal intervals, each limiting mechanism 12 comprises an adapter 1201, a rotating rod 1202, a clamping seat 1203, a reset spring 1204, a sliding block 1205 and an arc-shaped sliding groove 1206, the adapter 1201 is vertically fixed on the outer side wall of the inner cylinder body 2, the left end and the right end of the adapter 1201 are rotatably connected with the rotating rods 1202, the clamping seats 1203 are welded on one sides of the middle parts of the rotating rods 1202, the clamping seats 1203 are connected with one another through the reset springs 1204, the sliding blocks 1205 are welded on one ends of the rotating rods 1202 far away from the adapter 1201, the sliding blocks 1205 are positioned in the arc-shaped sliding grooves 1206, and the arc-shaped sliding grooves 1206 are vertically fixed on; the section of the arc chute 1206 is of a concave structure, the rotating rod 1202 and the sliding block 1205 are integrated to form a T-shaped structure, and the T-shaped structures reversely slide in the concave structure to ensure that the inner cylinder 2 is always positioned at the central position inside the outer cylinder 1 and maintain the stress balance.
The working principle of the invention is as follows: the composite structure formed by the rubber cylinder 3 and the metal net 4 respectively forms an outer cylinder body 1 and an inner cylinder body 2, the outer cylinder body 1 is sleeved outside the inner cylinder body 2, then the outer cylinder body 1 is inflated by the first air valve 8, the inner cylinder body 2 is inflated by the second air valve 9 and the flexible hose 10 to form a dual energy absorption structure, when a ship drives, a front rubber corrugated sheet 5 and a rear rubber corrugated sheet 5 are respectively used for being in mutual contact with the ship and a wharf and playing a role in preventing collision and resisting abrasion on the outer cylinder body 1, and finally the rubber fender is hung in a corresponding area by the positioning seat 6, the hanging ring 7 and a plurality of chains, comprehensively, the rubber corrugated sheets 5, the outer cylinder body 1 and the inner cylinder body 2 form a three-layer energy absorption structure from outside to inside, and the rubber fender can be effectively used before at least one layer of structure is not damaged;
when the ship is impacted at the side position, according to the change of the stress direction, the buffer mechanisms 11 which are arranged at equal intervals act on the horizontal plane between the outer cylinder body 1 and the inner cylinder body 2, wherein the push rod 1104 can rotate in a limited manner in a spherical cavity 1108 which is formed by integrating a support 1106 and a check ring 1107 through a ball head 1105, so that the push rod 1104 keeps relatively horizontal with respect to the pipe seat 1101, the damping spring 1102 is extruded through the push plate 1103, the collision force is effectively relieved in the elastic expansion process, and the ship or the wharf is prevented from being rigidly damaged;
when the impact is relieved, the side surfaces of the outer cylinder body 1 and the inner cylinder body 2 are compressed and deformed to different degrees, the limiting mechanisms 12 arranged in the longitudinal rows act, wherein the rotating rods 1202 combined in pairs reversely rotate relative to the adapter 1201, meanwhile, the sliding blocks 1205 at the other ends of the rotating rods 1202 correspondingly slide in the arc-shaped sliding grooves 1206, when the horizontal acting force is reduced, the two rotating rods 1202 rotate to the initial position in opposite directions under the traction of the reset spring 1204, so that the inner cylinder body 2 is always positioned at the central position inside the outer cylinder body 1, the stress balance is maintained, and the energy absorption stability is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (6)
1. The pier energy-absorbing rubber fender comprises an outer cylinder body (1), an inner cylinder body (2), a buffer mechanism (11) and a limiting mechanism (12), and is characterized in that positioning seats (6) are inlaid at the left end and the right end of the outer cylinder body (1), a first air valve (8) and a second air valve (9) are respectively inserted at the central positions inside the two positioning seats (6), the output ends of the first air valve (8) and the second air valve (9) extend to the inside of the outer cylinder body (1), the output end of the second air valve (9) is communicated with the inside of the inner cylinder body (2) through a flexible hose (10), and the inner cylinder body (2) is arranged at the central position inside the outer cylinder body (1); the front side and the rear side of the inner cylinder body (2) are elastically connected with the outer cylinder body (1) through a buffer mechanism (11) at equal intervals, the buffer mechanism (11) comprises a pipe seat (1101), a damping spring (1102), a push plate (1103), a push rod (1104), a ball head (1105), a support (1106), a check ring (1107) and a ball cavity (1108), the pipe seat (1101) is horizontally fixed on the outer side wall of the inner cylinder body (2), the damping spring (1102) and the push plate (1103) are respectively arranged on the two sides inside the pipe seat (1101), the push rod (1104) is welded on one side, away from the damping spring (1102), of the push plate (1103) and horizontally extends to the outside of the pipe seat (1101) and is welded with the ball head (1105), the support (1106) and the check ring (1107) are respectively sleeved on the front side and the rear side of the ball head (1105) and are horizontally fixed on the inner side, the support (1106) and the retainer ring (1107) are mutually bonded and integrated to form a ball cavity (1108), and the ball head (1105) is positioned in the ball cavity (1108); the upper side and the lower side of the inner cylinder body (2) are movably connected with the outer cylinder body (1) through spacing mechanisms (12) at equal intervals, the limiting mechanism (12) comprises an adapter (1201), a rotating rod (1202), a clamping seat (1203), a return spring (1204), a sliding block (1205) and an arc-shaped sliding groove (1206), the adapter (1201) is vertically fixed on the outer side wall of the inner cylinder body (2), the left end and the right end of the adapter (1201) are both rotatably connected with a rotating rod (1202), one side of the middle part of the rotating rod (1202) is welded with a clamping seat (1203), the clamping seats (1203) are connected with each other through a return spring (1204), sliding blocks (1205) are welded at one end of the rotating rod (1202) far away from the adapter seat (1201), the sliding blocks (1205) are positioned in the arc-shaped sliding grooves (1206), and the arc-shaped sliding groove (1206) is vertically fixed on the inner side wall of the outer cylinder body (1).
2. The pier energy-absorbing rubber fender according to claim 1, wherein the outer cylinder (1) and the inner cylinder (2) are both composite structures, each composite structure comprises a rubber cylinder (3) and a metal net (4), and the metal nets (4) are tightly attached to the inner side wall of the rubber cylinder (3).
3. The pier energy-absorbing rubber fender according to claim 1, wherein rubber corrugated sheets (5) are bonded to the front and rear outer side walls of the outer cylinder (1).
4. The pier energy-absorbing rubber fender according to claim 1, wherein the positioning seats (6) are all in a T-shaped cylindrical hollow structure, hanging rings (7) are fixed at one ends of the positioning seats (6) far away from the outer cylinder (1), and the hanging rings (7) are all in a U-shaped structure.
5. The pier energy-absorbing rubber fender according to claim 1, wherein the push plate (1103), the push rod (1104) and the ball head (1105) are of an integrated structure, the push rod (1104) elastically stretches in the pipe seat (1101) through the push plate (1103), and the push rod (1104) is limited in rotation in the ball-shaped cavity (1108) through the ball head (1105).
6. The pier energy-absorbing rubber fender according to claim 1, wherein the arc-shaped sliding groove (1206) is of a concave structure in cross section, the rotating rod (1202) and the sliding block (1205) are integrated to form a T-shaped structure, and the T-shaped structures slide in opposite directions in the concave structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010614198.8A CN111746738B (en) | 2020-06-30 | 2020-06-30 | Pier energy-absorbing type rubber fender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010614198.8A CN111746738B (en) | 2020-06-30 | 2020-06-30 | Pier energy-absorbing type rubber fender |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111746738A CN111746738A (en) | 2020-10-09 |
| CN111746738B true CN111746738B (en) | 2021-07-09 |
Family
ID=72676722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010614198.8A Active CN111746738B (en) | 2020-06-30 | 2020-06-30 | Pier energy-absorbing type rubber fender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111746738B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1279905A1 (en) * | 1985-06-21 | 1986-12-30 | Ленинградское Отделение Всесоюзного Ордена Ленина Проектно-Изыскательского И Научно-Исследовательского Института "Гидропроект" Им.С.Я.Жука | Safety arrangement of lock gate |
| CN105386719A (en) * | 2015-11-24 | 2016-03-09 | 北京卫星制造厂 | Space all-rolling cam spring type impact mechanism |
| CN208201786U (en) * | 2018-05-03 | 2018-12-07 | 浙江善好工贸有限公司 | A kind of rubber fender of the detachable power of spliced seam |
| CN208309523U (en) * | 2018-06-26 | 2019-01-01 | 浙江海洋大学 | A kind of pneumatic dock crash-proof system with warning function |
| CN110641647A (en) * | 2019-11-07 | 2020-01-03 | 江苏航运职业技术学院 | Adjustable boats and ships anticollision facility |
| CN210194553U (en) * | 2019-06-14 | 2020-03-27 | 江苏赛尔橡胶股份有限公司 | Detachable rubber fender for collision avoidance of bridge pier |
-
2020
- 2020-06-30 CN CN202010614198.8A patent/CN111746738B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1279905A1 (en) * | 1985-06-21 | 1986-12-30 | Ленинградское Отделение Всесоюзного Ордена Ленина Проектно-Изыскательского И Научно-Исследовательского Института "Гидропроект" Им.С.Я.Жука | Safety arrangement of lock gate |
| CN105386719A (en) * | 2015-11-24 | 2016-03-09 | 北京卫星制造厂 | Space all-rolling cam spring type impact mechanism |
| CN208201786U (en) * | 2018-05-03 | 2018-12-07 | 浙江善好工贸有限公司 | A kind of rubber fender of the detachable power of spliced seam |
| CN208309523U (en) * | 2018-06-26 | 2019-01-01 | 浙江海洋大学 | A kind of pneumatic dock crash-proof system with warning function |
| CN210194553U (en) * | 2019-06-14 | 2020-03-27 | 江苏赛尔橡胶股份有限公司 | Detachable rubber fender for collision avoidance of bridge pier |
| CN110641647A (en) * | 2019-11-07 | 2020-01-03 | 江苏航运职业技术学院 | Adjustable boats and ships anticollision facility |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111746738A (en) | 2020-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113216092B (en) | Auxiliary device for port stop of civil ship | |
| CN110777645A (en) | Pier anti-collision protective cylinder with low rigidity and high energy consumption | |
| CN105299120A (en) | Buffering and energy absorption filling pipe | |
| CN111746738B (en) | Pier energy-absorbing type rubber fender | |
| CN215098151U (en) | Ocean vehicle additionally provided with large anti-collision air bag | |
| CN213575290U (en) | Large-load air bag vibration isolator structure for protective ship | |
| CN215950240U (en) | Pier buffer stop | |
| CN214695128U (en) | Highway bridge is with protection pier | |
| CN211032479U (en) | Racing car bumper with buffer mechanism | |
| CN220035336U (en) | Protector convenient to patrol ship berths | |
| CN218594527U (en) | Nested multiple shock attenuation fender | |
| CN215562388U (en) | Be used for FPSO high pile pier to berth buffer | |
| CN114370059B (en) | Energy dissipation type berthing collision avoidance system for offshore wind power | |
| CN214245600U (en) | Ship collision prevention device for elastic corrugated interlayer flexible bridge | |
| CN115535188A (en) | Rescue ship with shock-resistant lifting platform | |
| CN214194521U (en) | Pile driver for water conservancy construction | |
| CN211472140U (en) | Railway bridge pier protection device | |
| CN211202481U (en) | Damage-proof hydraulic oil cylinder | |
| CN211468567U (en) | Automobile force transfer shock-absorbing anti-collision steel beam | |
| CN209225104U (en) | A kind of public security vehicle protective device of multi-buffer damping | |
| CN100358753C (en) | Shock absorber | |
| CN207582377U (en) | A kind of highway bridge Anti-knocking stretching structure | |
| CN215590968U (en) | Protection device in ship repair dock | |
| CN213892837U (en) | Ship protection device | |
| CN219327045U (en) | Rubber fender impingement plate with good shock-absorbing capacity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |