CN113622375A - Pier buffer stop with direction function - Google Patents
Pier buffer stop with direction function Download PDFInfo
- Publication number
- CN113622375A CN113622375A CN202110899248.6A CN202110899248A CN113622375A CN 113622375 A CN113622375 A CN 113622375A CN 202110899248 A CN202110899248 A CN 202110899248A CN 113622375 A CN113622375 A CN 113622375A
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- Prior art keywords
- pier
- pneumatic cylinder
- hydraulic stem
- collision avoidance
- shaped
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- 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
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a pier collision avoidance device with a guiding function, which comprises collision avoidance mechanisms symmetrically arranged at two sides of a pier, wherein the two collision avoidance mechanisms are fixedly connected through bolts, each collision avoidance mechanism comprises a certain number of guide mechanisms, each guide mechanism comprises connecting rods, every two adjacent connecting rods are hinged through bolts, when an impact event occurs, a rotary roller is arranged at the outer side of each guide mechanism to drive a telescopic rod to deflect, a buffer spring is driven to extrude and stretch through a V-shaped connecting rod to reduce impact force in the horizontal direction, the position change of a clamping groove in a U-shaped groove is utilized, the adjacent guide mechanisms are driven to transmit along the impact direction through a hydraulic mechanism, so that the telescopic rod deflects in an increasing mode to form an oblique guide angle, the change of the direction of a ship is assisted through the rotation of the roller, and the guide and impact force buffering of the ship are realized, the safety of the bridge pier is guaranteed.
Description
Technical Field
The invention relates to the field of river-crossing pier collision avoidance, in particular to a pier collision avoidance device with a guiding function.
Background
The anti-collision facility of the pier is used as one of bridge protection means, is applied to a bridge which is easy to generate collision accidents of the pier, aims at the frequent occurrence of collision accidents of water shipping, is provided with anti-collision equipment around the pier to prevent the collision accidents of ships, enhances the anti-collision capacity of the pier, absorbs collision impact force through buffering and energy absorption, and protects the safety of the pier, the ships and personnel.
Disclosure of Invention
The invention aims to provide a pier collision avoidance device with a guiding function, and the pier collision avoidance device with the guiding function solves the problems.
The technical purpose of the invention is realized by the following technical scheme: a pier collision avoidance device with a guiding function comprises collision avoidance mechanisms symmetrically arranged on two sides of a pier, wherein the two collision avoidance mechanisms are fixedly connected through bolts and combined to form a whole body for being fixed at the bottom of the pier;
every anticollision institution all contains the guiding mechanism of a certain amount, guiding mechanism quantity with the pier size is relevant, guiding mechanism includes the connecting rod, and per two are adjacent the connecting rod all is articulated through the bolt, the connecting rod is close to pier one side is rotated and is equipped with the telescopic link, the telescopic link opposite side is rotated and is equipped with the turning block, the fixed arc slider that is equipped with on the turning block, the arc slider slides in the U-shaped inslot, U-shaped groove both ends are fixed respectively and are equipped with pneumatic cylinder one and pneumatic cylinder two, it is equipped with lift hydraulic stem one to slide in the pneumatic cylinder one, the fixed couple one that is equipped with on the lift hydraulic stem one, it is equipped with lift hydraulic stem two to slide in the pneumatic cylinder two, the fixed couple two that is equipped with on the lift hydraulic stem two.
Preferably, each U-shaped groove is correspondingly provided with a clamping groove, the clamping groove is used for limiting the arc-shaped sliding block to slide, the clamping groove is fixedly connected with the rotating block through a guide spring, two ends of the arc-shaped sliding block are respectively filled with hydraulic oil between the hydraulic cylinder I and the hydraulic cylinder II, all the linkage rods are fixedly connected, and all the linkage rods are fixedly connected between the linkage rods.
As a preferred aspect of the present invention, it is defined that the arrow direction of the drawing F is directed to a first direction, and the arrow direction of the drawing G is directed to a second direction.
Preferably, in the first direction F, on each of the U-shaped grooves, the clamping groove is gradually decreased in distance from the hydraulic cylinder, the distance between the clamping groove and the hydraulic cylinder II is gradually increased, the first lifting hydraulic rod is gradually thickened, the second lifting hydraulic rod is gradually thinned, thus, when the arc-shaped sliding block slides along the direction G of the second direction, the hydraulic oil liquid drives the first hydraulic lifting hydraulic rod to ascend and the second hydraulic lifting hydraulic rod to descend, so that the hydraulic oil liquid on the same side in the two adjacent U-shaped grooves changes differently, the first linkage rod and the second linkage rod are driven to ascend and descend synchronously, the arc-shaped sliding block drives the rotating blocks in the adjacent guide mechanisms to slide, through the change of the draw-in groove in the U-shaped inslot, the position of turning block removes to the direction opposite with ship direction of travel gradually, drives the telescopic link and has cascaded angle deflection change, forms the oblique angle.
Preferably, the telescopic rod is slidably arranged in a rotating sleeve, a V-shaped connecting rod is rotatably arranged on the rotating sleeve, transmission sliders are fixedly arranged at two ends of the V-shaped connecting rod, each transmission slider is slidably arranged in a corresponding sliding rail, a compression hydraulic rod is fixedly arranged on each transmission slider and slidably arranged in a compression hydraulic cylinder, the compression hydraulic rods are fixedly connected with the sliding rails through buffer springs, the compression hydraulic cylinders of two adjacent guide mechanisms are connected, and the compression hydraulic cylinders are filled with oil.
Preferably, the connecting rod is fixedly provided with two rotating rods, and each rotating rod is rotatably provided with a primary protection cylinder.
Preferably, the anti-collision mechanism further comprises a third protective layer fixedly arranged on one side close to the pier, a rubber elastic layer is fixedly arranged on the other side of the third protective layer, a second protective layer is fixedly arranged between the two rubber elastic layers, and a supporting structure and fillers are arranged in the second protective layer.
Preferably, a sealing sleeve is fixedly arranged on the telescopic rod and the rubber elastic layer and used for preventing moisture from entering the secondary protective layer.
Preferably, the two anti-collision mechanisms are combined to form a shuttle shape, the corner parts are filled with vacant parts by using rollers and are hinged by using arc-shaped connecting rods, and the tip parts are further fixedly connected by using connecting blocks, so that the overall stability is guaranteed
In conclusion, the invention has the following beneficial effects: the anti-collision device can guide the collision direction of a ship and buffer the collision force when the collision accident occurs to the bridge pier, so that the safety of the bridge pier is protected.
Drawings
In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the embodiment of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 1;
FIG. 4 is an enlarged schematic view of the embodiment of the present invention at C in FIG. 3;
FIG. 5 is an enlarged view taken at D-D in FIG. 4 according to the present invention;
FIG. 6 is a schematic diagram showing a structural change of one side of the U-shaped groove in the present invention
Fig. 7 is a schematic view of the guide mechanism of the present invention in an impact condition.
Detailed Description
The pier collision avoidance device with the guide function, which is described in conjunction with the accompanying fig. 1-7, comprises collision avoidance mechanisms 101 symmetrically arranged on two sides of a pier 5, wherein the two collision avoidance mechanisms 101 are fixedly connected through bolts and combined to form a whole for being fixed at the bottom of the pier 5;
each collision avoidance mechanism 101 comprises a number of guide mechanisms 102, the number of guide mechanisms 102 being related to the size of the pier 5, the guide mechanism 102 comprises connecting rods 8, each two adjacent connecting rods 8 are hinged through bolts, one side of the connecting rod 8, which is close to the pier 5, is rotatably provided with a telescopic rod 11, the other side of the telescopic rod 11 is rotatably provided with a rotating block 24, an arc-shaped sliding block 31 is fixedly arranged on the rotating block 24, the arc-shaped sliding block 31 slides in the U-shaped groove 23, a first hydraulic cylinder 21 and a second hydraulic cylinder 28 are respectively fixedly arranged at two ends of the U-shaped groove 23, a first lifting hydraulic rod 22 is slidably arranged in the first hydraulic cylinder 21, a linkage rod I20 is fixedly arranged on the lifting hydraulic rod I22, a lifting hydraulic rod II 29 is slidably arranged in the hydraulic cylinder II 28, and a linkage rod II 35 is fixedly arranged on the lifting hydraulic rod II 29.
Beneficially, a clamping groove 34 is correspondingly arranged in each U-shaped groove 23, the clamping groove 34 is used for limiting the arc-shaped sliding block 31 to slide, the clamping groove 34 is fixedly connected with the rotating block 24 through a guide spring 25, hydraulic oil 32 is filled between each two ends of the arc-shaped sliding block 31 and the hydraulic cylinder one 21 and the hydraulic cylinder two 28, all the linkage rods one 20 are fixedly connected, and all the linkage rods two 35 are fixedly connected.
Advantageously, the direction of the arrow defining diagram F is directed in a first direction and the direction of the arrow defining diagram G is directed in a second direction.
Advantageously, on each U-shaped slot 23, along the first direction F, the distance between the first engaging groove 34 and the first hydraulic cylinder 21 gradually decreases, the distance between the second engaging groove 34 and the second hydraulic cylinder 28 gradually increases, the first lifting hydraulic rod 22 gradually becomes thicker, and the second lifting hydraulic rod 29 gradually becomes thinner, so that when the arc-shaped slider 31 slides along the second direction G, the hydraulic oil 32 drives the first hydraulic lifting hydraulic rod 22 to ascend and the second lifting hydraulic rod 29 to descend, so as to realize that the hydraulic oil 32 changes differently on the same side in two adjacent U-shaped slots 23, and drives the first linkage rod 20 and the second linkage rod 35 to ascend and descend synchronously, the arc-shaped slider 31 drives the rotating block 24 in the adjacent guide mechanism 102 to slide, and through the change of the engaging groove 34 in the U-shaped slot 23, the position of the rotating block 24 gradually moves in the direction opposite to the ship traveling direction, and drives the telescopic rod 11 to have a stepped angular deflection change, forming an oblique angle.
Beneficially, the telescopic rod 11 is slidably disposed in the rotating sleeve 10, a V-shaped connecting rod 13 is rotatably disposed on the rotating sleeve 10, transmission sliders 19 are fixedly disposed at two ends of the V-shaped connecting rod 13, each transmission slider 19 is slidably disposed in a corresponding sliding rail 18, a compression hydraulic rod 16 is fixedly disposed on each transmission slider 19, the compression hydraulic rod 16 is slidably disposed in a compression hydraulic cylinder 15, the compression hydraulic rod 16 is fixedly connected with the sliding rail 18 through a buffer spring 17, the compression hydraulic cylinders 15 of two adjacent guide mechanisms 102 are connected, and the compression hydraulic cylinders 15 are filled with oil.
Advantageously, two rotating rods 9 are fixedly arranged on the connecting rod 8, and a primary protection cylinder 7 is rotatably arranged on each rotating rod 9.
Advantageously, the anti-collision mechanism 101 further comprises a third protective layer 26 fixedly arranged on one side close to the pier 5, a rubber elastic layer 27 fixedly arranged on the other side of the third protective layer 26, a second protective layer 30 fixedly arranged between the two rubber elastic layers 27, and a support structure and a filler arranged in the second protective layer 30.
Advantageously, a sealing sleeve 12 is fixed to the telescopic rod 11 and the rubber elastic layer 27, and the sealing sleeve 12 is used for preventing moisture from entering the secondary protective layer 30.
Beneficially, two anticollision mechanisms 101 are combined to form a shuttle shape, the corner parts are filled with vacant spaces through rollers 4 and are hinged through arc-shaped connecting rods 1, and the tip parts are further fixedly connected through connecting blocks 2, so that overall stability is guaranteed.
The use method of the invention comprises the following steps:
in the initial state, the telescopic rod 11 is in the extended state, and the guide spring 25 and the buffer spring 25 are not compressed and extended.
The ship direction of traveling is first direction F or second direction G, the ship is mostly the angle of an oblique direction when colliding to pier 5, at first strike one-level protection section of thick bamboo 7, 7 belt rotating rods 9 of one-level protection section of thick bamboo, dwang 9 drives connecting rod 8 and arc connecting rod 1, so drive outside one-level protection section of thick bamboo 7 through the transmission of connecting rod 8, connecting rod 8 drives telescopic link 11 and takes place compression and slope, telescopic link 11 slides in sleeve 10, and it advances to drive sleeve 10.
The V-shaped connecting rods 13 are driven to move along the ship impact direction through the sleeves 10 in the horizontal direction, the V-shaped connecting rods 13 drive the transmission sliding blocks 19 at two ends to slide in the sliding rails 18, the transmission sliding blocks 19 drive the compression hydraulic rods 16 to slide in the compression hydraulic cylinders 15, all the V-shaped connecting rods 13 are driven to move along the ship impact direction through oil transmission between every two adjacent compression hydraulic rods 16, the symmetrical surfaces of the V-shaped connecting rods 13 are used as boundaries, the buffer springs 17 in the ship impact direction are stretched, the buffer springs 17 in the opposite direction are compressed, and the horizontal impact force is absorbed through compression and stretching of the buffer springs 17, so that the horizontal impact force of the ship is buffered.
In the vertical direction, the telescopic rod 11 deflects under the collision of a ship and the rotation action of the sleeve 10, the rotating block 24 is driven to enter the side, opposite to the ship running direction, of the U-shaped groove 23, the rotating block 24 drives the arc-shaped sliding block 31 to slide in the U-shaped groove 23, and the guide spring 25 is driven to stretch and compress.
When a ship collides against the pier 5 along the first direction F, the symmetrical surface of the U-shaped groove 23 is used as a boundary, the arc-shaped sliding block 31 slides along the second direction G, the arc-shaped sliding block 31 drives the hydraulic oil 32, the hydraulic oil 32 drives the lifting hydraulic rod one 22 to slide and rise in the hydraulic cylinder one 21, the lifting hydraulic rod one 22 drives the linkage rod one 20 to rise, the hydraulic oil 32 on the other side of the U-shaped groove 23 drives the lifting hydraulic rod two 29 to slide and fall in the hydraulic cylinder 28, the lifting hydraulic rod two 29 drives the linkage rod two 35 to rise, meanwhile, the arc-shaped sliding block 31 drives the rotating block 24 to slide, as the distance from the clamping groove 34 to the hydraulic cylinder one 21 along the first direction F is gradually reduced, the position of the rotating block 24 gradually moves along the second direction G, the rotating block 24 drives the telescopic rod 11 to deflect along the first direction F at an angle which is gradually increased, and the telescopic rod 11 drives the primary protection cylinder 7 to be gradually reduced from the rubber elastic layer 27 along the first direction F, the connecting rod 8 is caused to form an oblique angle change, and the guiding in the first direction F during the impact is completed.
When the ship collides against the pier 5 along the second direction G, with the symmetric surface of the U-shaped groove 23 as a boundary, the arc-shaped slider 31 slides along the first direction F, the arc-shaped slider 31 drives the hydraulic oil 32, the hydraulic oil 32 drives the second lifting hydraulic rod 29 to slide and rise in the second hydraulic cylinder 28, the second lifting hydraulic rod 29 drives the second linkage rod 35 to rise, the hydraulic oil 32 on the other side of the U-shaped groove 23 drives the first lifting hydraulic rod 22 to slide and fall in the hydraulic cylinder 21, the first lifting hydraulic rod 22 drives the first linkage rod 20 to fall, and meanwhile, the arc-shaped slider 31 drives the rotating block 24 to slide, since the distance from the position of the clamping groove 34 to the second hydraulic cylinder 28 along the second direction G gradually decreases, the position of the rotating block 24 gradually moves along the first direction F, the rotating block 24 drives the telescopic rod 11 to deflect along the second direction G at an angle that gradually increases, and the telescopic rod 11 drives the primary protection cylinder 7 to be less and less distant from the rubber elastic layer 27 along the second direction G, the connecting rod 8 forms an oblique angle change to complete the guiding along the second direction G when in collision, and guides the collision direction of the ship under the auxiliary action of the rolling of the primary protective cylinder 7.
When the impact is finished, the expansion link 11, the guide spring 25 and the buffer spring 25 are restored to the initial state under the self-action, and the reset is completed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a pier buffer stop with direction function, includes the anticollision institution of symmetrical arrangement in pier both sides, its characterized in that: the two anti-collision mechanisms are fixedly connected through bolts and combined to form a whole body for being fixed at the bottom of the pier;
every anticollision institution all contains the guiding mechanism of a certain amount, guiding mechanism quantity with the pier size is relevant, guiding mechanism includes the connecting rod, and per two are adjacent the connecting rod all is articulated through the bolt, the connecting rod is close to pier one side is rotated and is equipped with the telescopic link, the telescopic link opposite side is rotated and is equipped with the turning block, the fixed arc slider that is equipped with on the turning block, the arc slider slides in the U-shaped inslot, U-shaped groove both ends are fixed respectively and are equipped with pneumatic cylinder one and pneumatic cylinder two, it is equipped with lift hydraulic stem one to slide in the pneumatic cylinder one, the fixed couple one that is equipped with on the lift hydraulic stem one, it is equipped with lift hydraulic stem two to slide in the pneumatic cylinder two, the fixed couple two that is equipped with on the lift hydraulic stem two.
2. The pier collision avoidance device with the guide function of claim 1, wherein: every U-shaped inslot corresponds is equipped with the draw-in groove, the draw-in groove is used for injecing the arc slider slides, the draw-in groove with the turning block passes through guide spring fixed connection, arc slider both ends respectively with pneumatic cylinder one and pneumatic cylinder two between be full of hydraulic fluid, all fixed connection between all.
3. The pier collision avoidance device with the guide function of claim 1, wherein: it is defined that the arrow direction of diagram F points in a first direction and the arrow direction of diagram G points in a second direction.
4. The pier collision avoidance device with the guide function of claim 2, wherein: along first direction F, every on the U-shaped groove, the draw-in groove with pneumatic cylinder first distance reduces gradually, the draw-in groove with pneumatic cylinder second distance increases gradually, first hydraulic stem becomes thick gradually, second hydraulic stem tapers gradually, so works as when the arc slider slides along second direction G direction, hydraulic oil liquid drives first the hydraulic stem that goes up and second the hydraulic stem that goes down, realizes adjacent two same one side in the U-shaped inslot the hydraulic oil changes differently, drives the synchronous rising of trace one and trace two and descends, and the arc slider drives the turning block slip among the adjacent guiding mechanism, and through the change of the draw-in groove of U-shaped inslot, the position of turning block removes to the direction opposite with ship direction gradually, and the telescopic link drives has cascaded angle deflection to change, forms the oblique angle.
5. The pier collision avoidance device with the guide function of claim 1, wherein: the telescopic link slides and sets up in rotating the sleeve, it is equipped with the V-arrangement connecting rod to rotate on the rotating sleeve, the fixed transmission slider that is equipped with in V-arrangement connecting rod both ends, every the transmission slider all slides and sets up in its slide rail that corresponds, the fixed compression hydraulic stem that is equipped with on the transmission slider, the compression hydraulic stem slides and sets up in compression pneumatic cylinder, the compression hydraulic stem with the slide rail passes through buffer spring and fixes linking to each other, adjacent two guiding mechanism compression pneumatic cylinder links to each other, just be full of fluid in the compression pneumatic cylinder.
6. The pier collision avoidance device with the guide function of claim 1, wherein: two rotating rods are fixedly arranged on the connecting rod, and each rotating rod is rotatably provided with a first-level protective cylinder.
7. The pier collision avoidance device with the guide function of claim 1, wherein: the anticollision institution is still including being close to pier one side and fixedly being equipped with tertiary inoxidizing coating, the fixed rubber elastic layer that is equipped with of tertiary inoxidizing coating opposite side is two-layer the fixed second grade inoxidizing coating that is equipped with in the middle of the rubber elastic layer, be equipped with bearing structure and filler in the second grade inoxidizing coating.
8. The pier collision preventing device with the guide function as claimed in claim 5, wherein: and a sealing sleeve is fixedly arranged on the telescopic rod and the rubber elastic layer.
9. The pier collision preventing device with the guide function as claimed in claim 7, wherein: the shape of the combined two anti-collision mechanisms is shuttle-shaped, the corner parts are filled with vacant spaces by using rollers, arc-shaped connecting rods are arranged for hinging, and the tip parts are further fixedly connected through the connecting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110899248.6A CN113622375B (en) | 2021-08-05 | 2021-08-05 | Pier buffer stop with direction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110899248.6A CN113622375B (en) | 2021-08-05 | 2021-08-05 | Pier buffer stop with direction function |
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| Publication Number | Publication Date |
|---|---|
| CN113622375A true CN113622375A (en) | 2021-11-09 |
| CN113622375B CN113622375B (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110899248.6A Active CN113622375B (en) | 2021-08-05 | 2021-08-05 | Pier buffer stop with direction function |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933111A (en) * | 1974-03-22 | 1976-01-20 | Oil States Rubber Company | Dock bumper unit |
| CN201924321U (en) * | 2010-12-21 | 2011-08-10 | 衡水橡胶股份有限公司 | Pier collision-prevention structure capable of changing collision direction of ship |
| JP5913710B1 (en) * | 2015-07-01 | 2016-04-27 | 重慶交通大学Ｃｈｏｎｇｑｉｎｇ Ｊｉａｏｔｏｎｇ Ｕｎｉｖｅｒｓｉｔｙ | Anti-collision device with ultra-large expansion and contraction of pier |
| CN107724340A (en) * | 2017-11-02 | 2018-02-23 | 株洲时代新材料科技股份有限公司 | A kind of anticollision device of pier |
| CN112281636A (en) * | 2020-10-21 | 2021-01-29 | 重庆交通大学 | Pier anti-collision system and method capable of automatically resetting |
| CN112301960A (en) * | 2020-09-30 | 2021-02-02 | 南昌大学 | Can reset multi-direction buffering and rotate and unload power type pier crash barrier device |
-
2021
- 2021-08-05 CN CN202110899248.6A patent/CN113622375B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933111A (en) * | 1974-03-22 | 1976-01-20 | Oil States Rubber Company | Dock bumper unit |
| CN201924321U (en) * | 2010-12-21 | 2011-08-10 | 衡水橡胶股份有限公司 | Pier collision-prevention structure capable of changing collision direction of ship |
| JP5913710B1 (en) * | 2015-07-01 | 2016-04-27 | 重慶交通大学Ｃｈｏｎｇｑｉｎｇ Ｊｉａｏｔｏｎｇ Ｕｎｉｖｅｒｓｉｔｙ | Anti-collision device with ultra-large expansion and contraction of pier |
| CN107724340A (en) * | 2017-11-02 | 2018-02-23 | 株洲时代新材料科技股份有限公司 | A kind of anticollision device of pier |
| CN112301960A (en) * | 2020-09-30 | 2021-02-02 | 南昌大学 | Can reset multi-direction buffering and rotate and unload power type pier crash barrier device |
| CN112281636A (en) * | 2020-10-21 | 2021-01-29 | 重庆交通大学 | Pier anti-collision system and method capable of automatically resetting |
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| Publication number | Publication date |
|---|---|
| CN113622375B (en) | 2022-12-27 |
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Effective date of registration: 20221209 Address after: 475000 north, 50m west of luhuagang turntable, yuwangtai District, Kaifeng City, Henan Province Applicant after: Kaifeng Dafang Prestress Co.,Ltd. Address before: 476000 No. 402, group 6, huangpenchang village, Fuyang Township, Yongcheng City, Shangqiu City, Henan Province Applicant before: Zhang Shuyuan |
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