CN220450785U - Pier anti-collision device - Google Patents
Pier anti-collision device Download PDFInfo
- Publication number
- CN220450785U CN220450785U CN202321872307.1U CN202321872307U CN220450785U CN 220450785 U CN220450785 U CN 220450785U CN 202321872307 U CN202321872307 U CN 202321872307U CN 220450785 U CN220450785 U CN 220450785U
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- Prior art keywords
- steel sleeve
- sleeve box
- abutment
- energy consumption
- ascus
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 68
- 239000010959 steel Substances 0.000 claims abstract description 68
- 238000005265 energy consumption Methods 0.000 claims abstract description 31
- 238000009792 diffusion process Methods 0.000 claims abstract description 28
- 239000002245 particle Substances 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 229920001971 elastomer Polymers 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000011496 polyurethane foam Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- KRALOLGXHLZTCW-UHFFFAOYSA-L calcium;2-acetyloxybenzoate Chemical compound [Ca+2].CC(=O)OC1=CC=CC=C1C([O-])=O.CC(=O)OC1=CC=CC=C1C([O-])=O KRALOLGXHLZTCW-UHFFFAOYSA-L 0.000 description 13
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 9
- 239000002775 capsule Substances 0.000 description 5
- 230000010485 coping Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a pier anti-collision device. The abutment anti-collision device comprises: the main energy consumption structure comprises a steel sleeve box capable of encircling the periphery of the pier, and an isolation assembly arranged on the outer wall surface of the inner side of the steel sleeve box; the auxiliary energy consumption structure comprises a flexible bag body surrounding the periphery of the steel sleeve box, energy consumption particles filled in the cavity inside the flexible bag body and a diffusion block tightly attached to the surface, facing away from the steel sleeve box, of the flexible bag body; and the locking device is used for fixing the steel sleeve box to the abutment. The pier anti-collision device utilizes the auxiliary energy consumption structure to cope with the impact of the small tonnage ship, and the auxiliary energy consumption structure can withstand the impact of the small tonnage ship for many times and protect the main energy consumption structure from being damaged. The auxiliary energy consumption structure can be conveniently maintained or replaced after being impacted by a small-tonnage ship, so that the repairing or replacing cost of the abutment anti-collision device in the using process is reduced, and the service life of the abutment anti-collision device is prolonged.
Description
Technical Field
The utility model relates to the technical field of bridge protection, in particular to an anti-collision device for a pier.
Background
The bridge pier is a sub-building which supports the bridge span structure and transmits constant load and vehicle live load to the foundation, and is arranged between two bridge decks. For bridges where ships pass under, the collision of the ships with the bridge piers is one of common accidents causing bridge damage. The bridge pier is subjected to anti-collision measures, so that damage to the bridge caused by ship collision can be effectively reduced, for example, the ship collision force is prevented from being transmitted to the bridge pier, or the ship collision moment is prolonged through the buffering energy dissipation anti-collision device, and the collision force is reduced.
The fixed anti-collision facility is generally adopted under the conditions that the main anti-collision part is a pier in the sea area environment with large wind, flow and wave. The fixed anti-collision facility is a common passive anti-collision facility, which consists of a steel plate and longitudinal and transverse bone materials, has high rigidity and good integrity and stability, and can absorb impact energy through plastic deformation and damage of the anti-collision facility. However, after the fixed anti-collision facility is collided by the ship, repair or replacement is required, and repair or replacement costs are high.
Disclosure of Invention
The present utility model has been made in view of the above problems, and it is an object of the present utility model to provide a abutment bumper that overcomes or at least partially solves the above problems.
The abutment anti-collision device comprises:
the main energy consumption structure comprises a steel sleeve box capable of surrounding the periphery of the pier, and an isolation assembly arranged on the outer wall surface of the inner side of the steel sleeve box, wherein the isolation assembly is used for preventing the outer wall surface of the inner side of the steel sleeve box from being collided and damaged with the peripheral wall of the pier;
the auxiliary energy consumption structure comprises a flexible bag body surrounding the periphery of the steel sleeve box, energy consumption particles filled in a cavity in the flexible bag body and diffusion blocks tightly attached to the surface, facing away from the steel sleeve box, of the flexible bag body; the diffusion block is used for diffusing the impact acting force born by the diffusion block to the surface of the flexible bag body;
and the locking device is used for fixing the steel sleeve box to the abutment.
In one embodiment, the steel sleeve box is of a double-wall structure, and a horizontal partition plate and a vertical partition plate which are fixedly connected with the two walls at the same time are arranged between the two walls.
In one embodiment, the steel sleeve box is formed by horizontally splicing a plurality of sections, and every two adjacent sections are connected by bolts; the water-proof cabin and the sealing piece are used for preventing liquid from contacting the bolt; the subsection is provided with a communication hole, and liquid can enter other areas except the water-proof cabin in the inner cavity of the subsection through the communication hole; the surface of each segment, which is in contact with the liquid, is covered with a corrosion-resistant coating.
In one embodiment, the isolation assembly comprises a plurality of horizontal rubber strips which are adhered to the outer wall surface of the inner side of the steel sleeve box and are sequentially arranged in the vertical direction, and unbonded spacers which are filled between the adjacent horizontal rubber strips.
In one embodiment, the flexible bag body consists of a plurality of sub-bag bodies, the steel sleeve body is provided with positioning grooves matched with the sub-bag bodies, and each sub-bag body is connected with the steel sleeve body through an anchor chain; the surfaces of the ascus bodies, which are opposite to the steel sleeve boxes, are tightly attached with corresponding diffusion blocks, and the diffusion blocks are connected with the steel sleeve boxes through fastening belts and are tightly attached to the surfaces of the ascus bodies.
In one embodiment, the ascus body is provided with two filling hole flanges which are horizontally and oppositely arranged, and energy-consuming particles can be filled in the cavity in the ascus body through filling holes covered by the filling hole flanges; the filling hole flange is connected with the anchor chain; the inner cavity of the ascus body is also provided with a brace rod, two ends of the brace rod are respectively propped against two filling hole flanges, or one end of the brace rod is fixedly connected with one filling hole flange, and the other end of the brace rod is propped against the other filling hole flange.
In one embodiment, the ascal is circular in cross-section.
In one embodiment, the energy-consuming particles are ceramic particles, and the horizontal projection of the diffusion block on the ascus body gradually expands from one end far away from the ascus body to one end close to the ascus body.
In one embodiment, the diffusion block comprises a metal housing and a polyurethane foam filler filled in an inner cavity of the metal housing.
In one embodiment, the locking device comprises a first support which can be fixedly connected with the top of the pier, a second support which is fixedly connected with hanging legs of the steel sleeve box, and a pull rod with two ends rotatably connected with the first support and the second support respectively; the lower ends of the hanging legs are fixed with rubber pads, and the rubber pads can be propped against the top surface of the abutment.
According to the pier anti-collision device, the auxiliary energy consumption structure is used for coping with small-tonnage ship collision, and can withstand multiple small-tonnage ship collision and protect the main energy consumption structure from being damaged. The auxiliary energy consumption structure can be conveniently maintained or replaced after being impacted by a small-tonnage ship, so that the repairing or replacing cost of the abutment anti-collision device in the using process is reduced, and the service life of the abutment anti-collision device is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. In the drawings:
FIG. 1 is a plan view of an abutment bumper according to one embodiment of the present utility model;
FIG. 2 is a schematic view of the abutment bumper of FIG. 1;
FIG. 3 is a schematic view of another embodiment of a pier collision avoidance apparatus of the present utility model;
FIG. 4 is a schematic cross-sectional view of the steel sleeve shown in FIG. 1;
FIG. 5 is a schematic structural diagram of the auxiliary energy dissipating structure shown in FIG. 1;
FIG. 6 is a schematic view of a partial cross-sectional structure of the ascal body of FIG. 1;
FIG. 7 is a schematic view of an exemplary structure of an sub-capsule shown in FIG. 1;
FIG. 8 is a schematic view of another sub-capsule of FIG. 1;
FIG. 9 is a schematic view of a locking device installation;
FIG. 10 is a schematic view of an alternative view of the locking device;
FIG. 11 is a schematic view of rubber pad installation
Fig. 12 is a plan view of a shim plate.
Reference numerals illustrate: 1. a main energy consumption structure; 2. an auxiliary energy consumption structure; 3. a locking device; 4. a steel sleeve box; 5. a flexible bladder; 6. energy-consuming particles; 7. a diffusion block; 8. an ascus body; 9. a positioning groove; 10. an anchor chain; 11. filling a hole flange; 12. ear plates; 13. a brace rod; 14. a fastening strap; 15. a metal housing; 16. polyurethane foam filler; 17. a first support; 18. hanging legs; 19. a second support; 20. a pull rod; 21. a rubber pad; 22. a stainless steel backing plate; 101. a pier; 102. a filler stone; 103. and (5) embedding a steel plate.
Detailed Description
Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary for the purpose of illustrating the present utility model and are not to be construed as limiting the present utility model, and various changes, modifications, substitutions and alterations may be made therein by one of ordinary skill in the art without departing from the spirit and scope of the present utility model as defined by the appended claims and their equivalents.
The terms "center," "longitudinal," "transverse," "length," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like in the description of the present utility model refer to an orientation or positional relationship as indicated on the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. Furthermore, the terms "comprise," "include," and any variations thereof, are intended to cover a non-exclusive inclusion.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
A pier collision prevention apparatus according to an embodiment of the present utility model is described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, an abutment bumper according to an embodiment of the present utility model includes a main energy dissipating structure 1, an auxiliary energy dissipating structure 2, and a locking device 3. The main energy consumption structure 1 can be surrounded on the periphery of the abutment 101, can absorb impact energy through plastic deformation and damage of the main energy consumption structure, and is used for coping with large-tonnage ship high-energy impact. The main energy consuming structure 1 is secured to the abutment 101 by a locking device 3. The auxiliary energy consumption structure 2 is surrounded on the periphery of the main energy consumption structure 1 and is used for coping with small-tonnage ship impacts, and can withstand multiple small-tonnage ship impacts and protect the main energy consumption structure 1 from being damaged. The auxiliary energy consumption structure 2 can be conveniently maintained or replaced after being impacted by a small-tonnage ship, so that the repairing or replacing cost of the abutment anti-collision device in the using process is reduced, and the service life of the abutment anti-collision device is prolonged.
Specifically, the main energy dissipation structure 1 comprises a steel sleeve box 4 capable of surrounding the abutment 101, and an isolation assembly arranged on the outer wall surface of the inner side of the steel sleeve box 4 and used for preventing the outer wall surface of the inner side of the steel sleeve box 4 from collision damage with the peripheral wall of the abutment 101. The steel sleeve 4 can absorb impact energy through plastic deformation and damage of the steel sleeve to cope with large-tonnage ship high-energy impact. The steel sleeve 4 may also serve as a construction cofferdam in addition to the anti-collision function, for example, the steel sleeve 4 shown in fig. 2 may only have the anti-collision function, while the steel sleeve 4 shown in fig. 3 may completely surround the peripheral wall of the abutment 101, and may also serve as a construction cofferdam in addition to the anti-collision function.
In one embodiment, as shown in fig. 4, the steel sleeve 4 may have a double-wall structure, a horizontal partition plate and a vertical partition plate fixedly connected with the two walls are arranged between the two walls, and the walls of the steel sleeve 4 are further provided with longitudinal stiffening ribs and transverse stiffening ribs to improve the strength of the steel sleeve 4.
The steel sleeve box 4 can be designed in a segmented mode, namely, a plurality of segments are horizontally spliced, and every two adjacent segments are connected through bolts. After the steel sleeve box 4 bears the large-tonnage ship high-energy impact, only partial sections which are plastically deformed or destroyed can be repaired or replaced, so that the repair cost is saved.
The inner cavities of the sections are provided with water-proof cabins at the joints of the bolts, sealing elements such as rubber sealing elements are arranged between two adjacent sections, and the water-proof cabins and the sealing elements are used for preventing liquids such as river water, sea water and contact bolts so as to reduce the corrosion speed of the bolts. The subsection can be provided with a communication hole, liquid can enter other areas except the water-proof cabin in the inner cavity of the subsection through the communication hole, and the top plate of the subsection can be provided with a manhole. The surface of each segment, which is in contact with the liquid, is covered with a corrosion-resistant coating. Preferably, the steel casing 4 is also provided with a sacrificial anode.
The isolation assembly can comprise a plurality of vertical and sequentially arranged horizontal rubber strips adhered to the outer wall surface of the inner side of the steel sleeve box 4, and unbonded spacers filled between the adjacent horizontal rubber strips. The separator may be a polyurethane foam board, or other suitable material.
Referring now to fig. 1, 2, 5 and 6, the auxiliary energy dissipation structure 2 includes a flexible bag body 5 surrounding the steel sleeve 4, energy dissipation particles 6 filled in the cavity inside the flexible bag body 5, and diffusion blocks 7 tightly attached to the surface of the flexible bag body 5 facing away from the steel sleeve 4. The diffusion block 7 is used for diffusing the impact acting force born by the diffusion block to the surface of the flexible bag body 5. When the small-tonnage ship is impacted, the impact energy is absorbed through extrusion, friction and crushing of the energy dissipation particles 6 in the inner cavity of the flexible bag body 5. The material of the flexible bladder 5 may be vulcanized from multiple layers of canvas and rubber, and the flexible bladder 5 may withstand multiple impacts while maintaining the cavity intact. After being impacted by the small-tonnage ship, the energy consumption particles 6 in the flexible bag body 5 can be properly replaced so as to maintain the protective performance of the auxiliary energy consumption structure 2. In addition, the auxiliary energy consumption structure 2 has a good ship protection effect, and damage to the ship caused by collision is reduced to a certain extent.
The number of the flexible bag bodies 5 can be determined according to practical situations, as shown in fig. 2, the number of the flexible bag bodies 5 in the abutment anti-collision device is 2, the number of the flexible bag bodies 5 in the abutment anti-collision device shown in fig. 3 is 4, the flexible bag bodies 5 are horizontally surrounded on the periphery of the steel sleeve 4 sequentially from top to bottom, and the number of the flexible bag bodies 5 is not limited in this embodiment.
The flexible bag body 5 can be of an integral structure, namely, a complete bag body surrounds the periphery of the steel sleeve box 4, or of a sectional structure, namely, a plurality of sub-bag bodies 8 are combined together to surround the periphery of the steel sleeve box 4. In this embodiment, for easy installation and subsequent replacement of the energy dissipation particles 6, the flexible bladder 5 adopts a segmented structure.
The steel sleeve 4 may form a positioning groove 9 matched with each sub-capsule 8, and each sub-capsule 8 is connected with the steel sleeve 4 through an anchor chain 10. Specifically, the ascal body 8 is provided with two filling hole flanges 11 which are horizontally and oppositely arranged, one end of the anchor chain 10 is connected with the lug plate 12 of the steel sleeve box 4, and the other end is connected with the filling hole flanges 11 so as to tighten the ascal body 8. The number of the anchor chains 10 may be determined according to practical circumstances, and is not limited herein. Of course, the ascal 8 may be fastened to the steel casing 4 in other suitable ways. The energy dissipation particles 6 can be filled in the inner cavity of the ascus body 8 through filling holes covered by the filling hole flange 11, and the energy dissipation particles 6 can be ceramsites.
Preferably, as shown in fig. 7 and 8, the inner cavity of the asc body 8 is further provided with a supporting rod 13, two ends of the supporting rod 13 respectively prop against two filling hole flanges 11, or one end of the supporting rod 13 is fixedly connected with one filling hole flange 11, and the other end props against the other filling hole flange 11. The rigidity of the ascal body 8 can be improved by utilizing the stay bars 13, and the greater deformation of the ascal body 8 caused by the gravity of the energy dissipation particles 6 filled in the inner cavity is reduced or avoided, or the greater deformation of the buoyancy of the ascal body 8 caused by overlarge buoyancy is reduced or avoided.
Returning to fig. 1, 2 and 5, in this embodiment, the surface of each of the sub-capsules 8 facing away from the steel casing 4 is closely attached with a corresponding diffusion block 7, i.e. the diffusion blocks 7 correspondingly adopt a segmented structure. Each diffusion block 7 is connected with the steel sleeve box 4 through a fastening belt 14 and is tightly attached to the surface of the ascal body 8. The fastening strap 14 may be a rubber fastening strap 14. It should be understood that the diffusion block 7 may also be of a unitary structure, for example, when the flexible bladder 5 is of a unitary structure, the diffusion block 7 is correspondingly of a unitary structure. The diffusion block 7 may also be fixed in other ways, such as being adhered to the surface of the ascal body 8.
In this embodiment, the cross section of the ascus body 8 is circular, correspondingly, the cross section of the positioning groove 9 is circular arc, and the contact area between the ascus body 8 and the steel sleeve 4 is large, which is beneficial to the dispersion of impact force.
Preferably, the horizontal projection of the diffusion block 7 on the ascal body 8 gradually expands from one end far away from the ascal body 8 to one end close to the ascal body 8. Corresponding to the view angle of fig. 5, the diffusion block 7 is gradually enlarged from the left to the right, and the upper and lower edges, and the surface contacted with the ascone body 8 is arc-shaped, so that the impact force is favorably diffused to the surface of the flexible ascone body 5.
Specifically, the diffusion block 7 includes a metal housing 15, and a polyurethane foam filler 16 filled in an inner cavity of the metal housing 15. One end of the fastening band 14 may be connected to the metal case 15 by a connection bolt, and the other end of the fastening band 14 may be connected to the ear plate 12 of the steel box 4 by a connection bolt. The number of the fastening strips 14 may be determined according to the actual situation, and this is not limited in the present embodiment.
Referring now to fig. 1, 9 and 10, the number of locking devices 3 may be determined according to practical situations, such as the weight of the main energy consuming structure 1 and the auxiliary energy consuming structure 2, the circumference of the outer peripheral wall of the abutment 101, etc. The locking device 3 comprises a first support 17 which can be fixedly connected with the top of the abutment 101, a second support 19 which is fixedly connected with a hanging leg 18 of the steel sleeve box 4, and a pull rod 20 with two ends rotatably connected with the first support 17 and the second support 19 respectively. Specifically, the pier 101 may be provided with a stone pad 102 and a pre-buried steel plate 103, the first support 17 is fixedly connected with the pre-buried steel plate 103 through a connecting bolt, and similarly, the second support 19 is connected with the hanging leg 18 through a connecting bolt.
The lower ends of the hanging legs 18 are fixed with rubber pads 21, and the rubber pads 21 can be propped against the top surface of the abutment 101. As shown in fig. 11 and 12, a stainless steel pad 22 having a generally rectangular ring shape is provided in the rubber pad 21, and the rubber pad 21 is connected to the hanging leg 18 by a connecting bolt.
According to the pier anti-collision device, the auxiliary energy consumption structure is used for coping with small-tonnage ship collision, and can withstand multiple times of small-tonnage ship collision and protect the main energy consumption structure from being damaged. The auxiliary energy consumption structure can be conveniently maintained or replaced after being impacted by a small-tonnage ship, so that the repairing or replacing cost of the abutment anti-collision device in the using process is reduced, and the service life of the abutment anti-collision device is prolonged.
Claims (10)
1. A pier collision avoidance device, comprising:
the main energy consumption structure comprises a steel sleeve box capable of surrounding the periphery of the pier, and an isolation assembly arranged on the outer wall surface of the inner side of the steel sleeve box, wherein the isolation assembly is used for preventing the outer wall surface of the inner side of the steel sleeve box from being collided and damaged with the peripheral wall of the pier;
the auxiliary energy consumption structure comprises a flexible bag body surrounding the periphery of the steel sleeve box, energy consumption particles filled in a cavity in the flexible bag body and diffusion blocks tightly attached to the surface, facing away from the steel sleeve box, of the flexible bag body; the diffusion block is used for diffusing the impact acting force born by the diffusion block to the surface of the flexible bag body;
and the locking device is used for fixing the steel sleeve box to the abutment.
2. The abutment bumper of claim 1, wherein: the steel sleeve box is of a double-wall structure, and a horizontal partition plate and a vertical partition plate which are fixedly connected with the two walls are arranged between the two walls.
3. The abutment bumper of claim 2, wherein: the steel sleeve box is formed by horizontally splicing a plurality of sections, and every two adjacent sections are connected by bolts; the water-proof cabin and the sealing piece are used for preventing liquid from contacting the bolt; the subsection is provided with a communication hole, and liquid can enter other areas except the water-proof cabin in the inner cavity of the subsection through the communication hole; the surface of each segment, which is in contact with the liquid, is covered with a corrosion-resistant coating.
4. The abutment bumper of claim 1, wherein: the isolation assembly comprises a plurality of vertical horizontal rubber strips which are adhered to the outer wall surface of the inner side of the steel sleeve box and are sequentially arranged in the vertical direction, and unbonded spacers which are filled between the adjacent horizontal rubber strips.
5. The abutment bumper of claim 1, wherein: the flexible bag body consists of a plurality of ascone bodies, the steel sleeve box is provided with positioning grooves matched with the ascone bodies, and each ascone body is connected with the steel sleeve box through an anchor chain; the surfaces of the ascus bodies, which are opposite to the steel sleeve boxes, are tightly attached with corresponding diffusion blocks, and the diffusion blocks are connected with the steel sleeve boxes through fastening belts and are tightly attached to the surfaces of the ascus bodies.
6. The abutment bumper of claim 5, wherein: the ascus body is provided with two filling hole flanges which are horizontally and oppositely arranged, and energy consumption particles can be filled in the cavity in the ascus body through filling holes covered by the filling hole flanges; the filling hole flange is connected with the anchor chain; the inner cavity of the ascus body is also provided with a brace rod, two ends of the brace rod are respectively propped against two filling hole flanges, or one end of the brace rod is fixedly connected with one filling hole flange, and the other end of the brace rod is propped against the other filling hole flange.
7. The abutment bumper of claim 6, wherein: the cross section of the ascus body is circular.
8. The abutment bumper of claim 7, wherein: the energy-consuming particles are ceramsites, and the horizontal projection of the diffusion block on the ascus body is gradually enlarged from one end far away from the ascus body to one end clung to the ascus body.
9. The abutment bumper of claim 8, wherein: the diffusion block comprises a metal shell and polyurethane foam filler filled in the inner cavity of the metal shell.
10. The abutment bumper of any one of claims 1-9, wherein: the locking device comprises a first support which can be fixedly connected with the top of the pier, a second support which is fixedly connected with hanging legs of the steel sleeve box, and a pull rod with two ends rotatably connected with the first support and the second support respectively; the lower ends of the hanging legs are fixed with rubber pads, and the rubber pads can be propped against the top surface of the abutment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321872307.1U CN220450785U (en) | 2023-07-14 | 2023-07-14 | Pier anti-collision device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321872307.1U CN220450785U (en) | 2023-07-14 | 2023-07-14 | Pier anti-collision device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220450785U true CN220450785U (en) | 2024-02-06 |
Family
ID=89731162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321872307.1U Active CN220450785U (en) | 2023-07-14 | 2023-07-14 | Pier anti-collision device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220450785U (en) |
-
2023
- 2023-07-14 CN CN202321872307.1U patent/CN220450785U/en active Active
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