CN220789420U - Anchoring type prefabricated energy dissipation anti-collision wall - Google Patents
Anchoring type prefabricated energy dissipation anti-collision wall Download PDFInfo
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- CN220789420U CN220789420U CN202322480078.5U CN202322480078U CN220789420U CN 220789420 U CN220789420 U CN 220789420U CN 202322480078 U CN202322480078 U CN 202322480078U CN 220789420 U CN220789420 U CN 220789420U
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- energy dissipating
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- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 90
- 238000004873 anchoring Methods 0.000 title claims description 25
- 230000006835 compression Effects 0.000 claims abstract description 3
- 238000007906 compression Methods 0.000 claims abstract description 3
- 230000002787 reinforcement Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 31
- 238000009415 formwork Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application provides an anchor type prefabricated assembled energy dissipation crashproof wall, including prefabricated crashproof wall body and energy dissipation buffer stop, energy dissipation buffer stop is fixed in on the prefabricated crashproof wall body, and prefabricated crashproof wall body can dismantle with the bridge floor and be connected, and energy dissipation buffer stop includes energy dissipation elastic component at least, and energy dissipation buffer stop has and holds the chamber, and energy dissipation elastic component is arranged in and is held the intracavity, and energy dissipation buffer stop passes through compression energy dissipation elastic component and subtracts the impact. The energy dissipation anti-collision wall adopts prefabricated assembly type construction, can be prefabricated in advance in a factory, does not need on-site formwork erection pouring construction, reduces on-site workload, quickens construction progress, shortens construction period and improves construction efficiency. The energy dissipation anti-collision device reduces the impact force through the energy dissipation elastic piece, reduces the impact force caused by the impact of an external vehicle and the like on an anti-collision wall body, can effectively protect the energy dissipation anti-collision wall, and reduces the threat to the life safety of drivers.
Description
Technical Field
The application relates to the technical field of anti-collision wall construction, in particular to an anchoring type prefabricated energy dissipation anti-collision wall.
Background
In recent years, social economy development is rapid, traffic demand is continuously increased, the pursuit of bridge construction speed is continuously improved, and particularly, a method for rapidly constructing bridges is provided for realizing traffic use as soon as possible for medium and small bridges such as urban overhead highways and expressways.
The anti-collision wall is used as an important structure for guaranteeing the safety performance and the driving safety of the highway bridge, and the safe and efficient construction of the anti-collision wall is guaranteed to be a key link in the bridge construction process. At present, the traditional anti-collision wall construction in China mostly adopts formwork erection cast-in-situ construction, and requires binding reinforcing steel bars on a construction site, then installing a special template for concrete pouring, and removing the template after the concrete condensation period is finished. The construction method has the defects of long construction period, high cost, complex construction, influence on the surrounding environment of construction and the like, and does not meet the requirements and concepts of rapid construction of bridges and green construction sites. Meanwhile, the existing concrete anti-collision wall structure is large in rigidity, and the vehicle can be seriously deformed and damaged after being impacted, so that the life danger of drivers and passengers is endangered.
Disclosure of Invention
The embodiment of the application provides an anchor type prefabricated energy dissipation anti-collision wall, which solves the problems existing in the related art, and adopts the following technical scheme:
the embodiment of the application provides an anchor type prefabricated assembled energy dissipation anti-collision wall, including prefabricated crashproof wall body and energy dissipation buffer gear, energy dissipation buffer gear is fixed in on the prefabricated crashproof wall body, and prefabricated crashproof wall body can dismantle with the bridge floor and be connected, and energy dissipation buffer gear includes energy dissipation elastic component at least, and energy dissipation buffer gear has the chamber of holding, and energy dissipation elastic component is arranged in the chamber of holding, and energy dissipation buffer gear reduces the impact through compression energy dissipation elastic component.
In one embodiment, the energy dissipation anti-collision device further comprises two opposite anti-collision baffles, wherein one anti-collision baffle is attached to the prefabricated anti-collision wall body, the energy dissipation elastic piece is located between the two anti-collision baffles, two ends of the energy dissipation elastic piece are respectively abutted against the two anti-collision baffles, and the anti-collision baffles are compressed to form the energy dissipation elastic piece after being impacted.
In one embodiment, the plurality of energy dissipating elastic members are arranged at intervals along the height direction of the impact shield.
In one embodiment, the energy dissipation anti-collision device further comprises an energy dissipation stop block and an energy dissipation bottom plate, wherein the energy dissipation stop block is connected with the tops of the two anti-collision baffles, the energy dissipation bottom plate is connected with the bottoms of the two anti-collision baffles, and the energy dissipation stop block and the energy dissipation bottom plate are respectively detachably connected with the prefabricated anti-collision wall body.
In one embodiment, the prefabricated anti-collision wall is detachably connected with the bridge deck through expansion anchor bolts.
In one embodiment, the expansion anchor bolt comprises an anchoring gasket, a screw rod, an expansion sleeve, an expansion piece and a movable cone, wherein the anchoring gasket and the expansion sleeve are sleeved on the screw rod, the expansion piece is arranged on the inner side of the bottom of the expansion sleeve, the movable cone is in threaded connection with the bottom of the screw rod, and the screw rod drives the movable cone to extrude the expansion piece to be anchored and fixed.
In one embodiment, the prefabricated anti-collision wall body comprises an anti-collision wall main wall, a bridge deck anchoring wall and a side edge anchoring wall, wherein the bridge deck anchoring wall is fixedly connected with the anti-collision wall main wall, the side edge anchoring wall is connected with one end of the bridge deck anchoring wall, and the bridge deck anchoring wall and the side edge anchoring wall are detachably connected with the bridge deck through expansion anchor bolts.
In one embodiment, a reinforcement cage is disposed within the main wall of the anti-collision wall.
In one embodiment, the main wall of the anti-collision wall is internally fixed with a reinforcing mesh, and the bridge deck anchoring wall and the lateral edge anchoring wall are fixedly connected with the main wall of the anti-collision wall through the reinforcing mesh respectively.
In one embodiment, pipeline channels are reserved in the main wall of the anti-collision wall.
The advantages or beneficial effects in the technical scheme at least comprise:
this application is including prefabricated crashproof wall body and energy dissipation buffer stop, and prefabricated crashproof wall body can be dismantled with the bridge floor and be connected, and energy dissipation buffer stop includes energy dissipation elastic component. The energy dissipation anti-collision wall adopts prefabricated assembly type construction, can be prefabricated in advance in a factory, does not need on-site formwork erection pouring construction, reduces on-site workload, quickens construction progress, shortens construction period and improves construction efficiency. The energy dissipation anti-collision device reduces the impact force through the energy dissipation elastic piece, reduces the impact force caused by the impact of an external vehicle and the like on an anti-collision wall body, can effectively protect the energy dissipation anti-collision wall, and reduces the threat to the life safety of drivers.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present application will become apparent by reference to the drawings and the following detailed description.
Drawings
In the drawings, the same reference numerals refer to the same or similar parts or elements throughout the several views unless otherwise specified. The figures are not necessarily drawn to scale. It is appreciated that these drawings depict only some embodiments according to the disclosure and are not therefore to be considered limiting of its scope.
FIG. 1 is a cross-sectional view of an anchor-type prefabricated energy dissipating anti-collision wall;
FIG. 2 is a cross-sectional view of the energy dissipating bump guard;
FIG. 3 is a cross-sectional view of an expansion anchor;
reference numerals illustrate:
1. prefabricating an anti-collision wall body; 2. an energy dissipation anti-collision device; 3. bridge deck; 21. an energy dissipating elastic member; 22. an anti-collision baffle; 23. an energy dissipation stop block; 24. an energy dissipation base plate; 4. a bolt; 11. an anti-collision wall main wall; 12. bridge deck anchor wall; 13. a skirt anchor wall; 5. expansion anchor bolts; 51. an anchor pad; 52. a screw; 53. an expansion sleeve; 54. an expansion sheet; 55. a movable cone; 14. a reinforcement cage; 15. reinforcing steel bar meshes; 16. pipeline duct.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
As shown in fig. 1 to 3, the embodiment of the application provides an anchoring type prefabricated energy dissipation anti-collision wall, which comprises a prefabricated anti-collision wall body 1 and an energy dissipation anti-collision device 2. The energy dissipation anti-collision device 2 is fixed on the prefabricated anti-collision wall body 1, the prefabricated anti-collision wall body 1 is detachably connected with the bridge deck 3, and the energy dissipation anti-collision device 2 can reduce external impact force. Preferably, the prefabricated anti-collision wall body 1 is detachably connected with the bridge deck flange structure layer.
The energy dissipation anti-collision wall adopts prefabricated assembly type construction, can be prefabricated in advance in a factory, does not need on-site formwork erection pouring construction, reduces on-site workload, quickens construction progress, shortens construction period and improves construction efficiency.
The energy dissipating anti-collision device 2 at least comprises an energy dissipating elastic member 21 and two anti-collision baffles 22 which are oppositely arranged. The energy dissipation anti-collision device 2 is provided with a containing cavity, the energy dissipation elastic piece 21 is arranged in the containing cavity, and the energy dissipation anti-collision device 2 reduces the impact force by compressing the energy dissipation elastic piece 21. One of the anti-collision baffle plates 22 is attached to the prefabricated anti-collision wall body 1, the energy dissipation elastic piece 21 is located between the two anti-collision baffle plates 22, two ends of the energy dissipation elastic piece 21 respectively abut against the two anti-collision baffle plates 22, and the anti-collision baffle plates 22 compress the energy dissipation elastic piece 21 after being impacted. Preferably, the energy dissipation elastic members 21 are plural, and the plural energy dissipation elastic members 21 are disposed at intervals along the height direction of the bump guard 22. Preferably, the energy dissipating resilient member 21 is an energy dissipating spring.
In order to realize the connection of the energy dissipation anti-collision device 2 and the prefabricated anti-collision wall body 1, the energy dissipation anti-collision device 2 further comprises an energy dissipation stop block 23 and an energy dissipation bottom plate 24. The energy dissipation stop block 23 is connected with the tops of the two anti-collision baffles 22, the energy dissipation bottom plate 24 is connected with the bottoms of the two anti-collision baffles 22, and the energy dissipation stop block 23 and the energy dissipation bottom plate 24 are respectively detachably connected with the prefabricated anti-collision wall body 1. After the collision baffle 22 is impacted, the energy dissipation elastic piece 21 is compressed inwards in the range of the energy dissipation stop 23 to play a role in energy dissipation.
The energy dissipation stop block 23 and the energy dissipation bottom plate 24 are connected and fixed with the corresponding position of the inner side of the prefabricated anti-collision wall body 1 through bolts 4. The energy dissipation anti-collision device 2 is connected with the prefabricated anti-collision wall body 1 through the bolts 4, when the energy dissipation anti-collision device 2 is damaged, the energy dissipation anti-collision device 2 can be detached and replaced, the quick maintenance of the energy dissipation anti-collision wall is realized, the working efficiency is improved, and the maintenance cost is reduced.
The prefabricated anti-collision wall body 1 comprises an anti-collision wall main wall 11, a bridge deck anchoring wall 12 and a lateral edge anchoring wall 13. The bridge deck anchor wall 12 is fixedly connected with the anti-collision wall main wall 11, the bridge deck anchor wall 12 is arranged below the anti-collision wall main wall 11, and the side edge anchor wall 13 is connected with one end of the bridge deck anchor wall 12. The energy dissipating base plate 24 is detachably connected to the deck anchor wall 12 by bolts 4. The bridge deck anchor wall 12 is detachably connected with the upper surface of the bridge deck flange structure layer through the expansion anchor bolts 5, and the side edge anchor wall 13 is detachably connected with the outer side edge of the bridge deck 3 flange structure layer through the expansion anchor bolts 5. Preferably, the expansion anchor 5 is a torque control type expansion anchor.
Further, the expansion anchor 5 includes an anchor washer 51, a screw 52, an expansion sleeve 53, an expansion piece 54, and a movable cone 55. The anchor pad 51 and the expansion sleeve 53 are both sleeved on the screw 52, the expansion sheet 54 is arranged on the inner side of the bottom of the expansion sleeve 53, and the movable cone 55 is in threaded connection with the bottom of the screw 52. When the knob screw 52 is turned, the screw 52 drives the movable cone 55 to press the expansion piece 54 outwards to realize anchoring and fixing. The prefabricated anti-collision wall body 1 realizes anchoring and fixing with the bridge deck 3 from different positions through the torque expansion anchor bolts 5, so that the stability of connection between the prefabricated anti-collision wall body 1 and the bridge main body is enhanced. The torque type expansion anchor bolt 5 is more convenient to install, and the construction difficulty of workers is reduced.
The steel reinforcement cage 14 is arranged in the anti-collision wall main wall 11, the steel reinforcement net 15 is fixed in the anti-collision wall main wall 11, and the bridge deck anchoring wall 12 and the side edge anchoring wall 13 are fixedly connected with the anti-collision wall main wall 11 through the steel reinforcement net 15 respectively. The pipeline duct 16 is reserved in the main wall 11 of the anti-collision wall, so that convenience can be provided for subsequent hydropower operation.
The construction steps of the anchoring type prefabricated energy dissipation anti-collision wall are approximately as follows:
step 1: the deck 3 flange structure layer is constructed and then drilled at the design location using professional drilling equipment to place the drill holes of the expansion sleeve 53.
Step 2: the reinforcement cage 14 and the reinforcement net 15 of the prefabricated anti-collision wall body 1 are installed in a prefabrication factory, concrete is poured to form the integral structure of the prefabricated anti-collision wall body 1, and pipeline pore channels 16 and holes for placing expansion anchor bolts 5 are reserved in design positions.
Step 3: the energy dissipation anti-collision device 2 is arranged at a reserved position on the prefabricated anti-collision wall body 1 which is prefabricated and formed, and is fixed by bolts 4.
Step 4: hoisting the prefabricated anti-collision wall body 1 to a construction position, and accurately positioning to align anchor bolt holes on the prefabricated anti-collision wall body 1 with anchor bolt holes on the flange structure layer of the bridge deck 3.
Step 5: and an expansion anchor bolt 5 is driven into the anchor bolt hole, torque control is carried out by adopting torque equipment, the expansion anchor bolt 5 is fixed, and the connection between the prefabricated anti-collision wall body 1 and the bridge deck 3 is realized.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
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 at least one such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present application, and these should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an anchor type prefabricated assembled energy dissipation anticollision wall, its characterized in that, including prefabricated crashproof wall body and energy dissipation buffer gear, energy dissipation buffer gear is fixed in on the prefabricated crashproof wall body, and prefabricated crashproof wall body can dismantle with the bridge floor and be connected, and energy dissipation buffer gear includes energy dissipation elastic component at least, and energy dissipation buffer gear has the chamber of holding, and energy dissipation elastic component is arranged in the chamber of holding, and energy dissipation buffer gear reduces the impact through compression energy dissipation elastic component.
2. The anchored prefabricated energy dissipating and anti-collision wall of claim 1, further comprising two opposite anti-collision baffles, wherein one anti-collision baffle is attached to the prefabricated anti-collision wall, the energy dissipating elastic member is located between the two anti-collision baffles, two ends of the energy dissipating elastic member respectively abut against the two anti-collision baffles, and the anti-collision baffles compress the energy dissipating elastic member after being impacted.
3. The anchor-type prefabricated energy dissipating anti-collision wall of claim 2, wherein the plurality of energy dissipating elastic members are arranged at intervals along the height direction of the anti-collision baffle.
4. The anchored prefabricated energy dissipating and anti-collision wall of claim 2, wherein the energy dissipating and anti-collision device further comprises an energy dissipating stop block and an energy dissipating bottom plate, the energy dissipating stop block is connected with the tops of the two anti-collision baffles, the energy dissipating bottom plate is connected with the bottoms of the two anti-collision baffles, and the energy dissipating stop block and the energy dissipating bottom plate are respectively detachably connected with the prefabricated anti-collision wall.
5. The anchored prefabricated energy dissipating and impact wall of any of claims 1-4, wherein the prefabricated impact wall is detachably connected to the deck by expansion anchors.
6. The anchoring type prefabricated energy dissipation anti-collision wall according to claim 5, wherein the expansion anchor bolt comprises an anchoring gasket, a screw rod, an expansion sleeve, an expansion sheet and a movable cone, the anchoring gasket and the expansion sleeve are sleeved on the screw rod, the expansion sheet is arranged on the inner side of the bottom of the expansion sleeve, the movable cone is in threaded connection with the bottom of the screw rod, and the screw rod drives the movable cone to extrude the expansion sheet to be anchored and fixed.
7. The anchored prefabricated energy dissipating and anti-collision wall of claim 5, wherein the prefabricated anti-collision wall comprises an anti-collision wall main wall, a bridge deck anchor wall and a side edge anchor wall, the bridge deck anchor wall is fixedly connected with the anti-collision wall main wall, the side edge anchor wall is connected with one end of the bridge deck anchor wall, and the bridge deck anchor wall and the side edge anchor wall are detachably connected with the bridge deck through expansion anchors.
8. The anchored prefabricated energy dissipating crash wall of claim 7, wherein said crash wall main wall has a reinforcement cage disposed therein.
9. The anchored prefabricated energy dissipating and anti-collision wall of claim 7, wherein the anti-collision wall main wall is internally fixed with a reinforcing mesh, and the bridge deck anchor wall and the side edge anchor wall are fixedly connected with the anti-collision wall main wall respectively through the reinforcing mesh.
10. The anchored prefabricated energy dissipating crash wall of claim 7, wherein said crash wall has conduit openings reserved therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322480078.5U CN220789420U (en) | 2023-09-12 | 2023-09-12 | Anchoring type prefabricated energy dissipation anti-collision wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322480078.5U CN220789420U (en) | 2023-09-12 | 2023-09-12 | Anchoring type prefabricated energy dissipation anti-collision wall |
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| Publication Number | Publication Date |
|---|---|
| CN220789420U true CN220789420U (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322480078.5U Active CN220789420U (en) | 2023-09-12 | 2023-09-12 | Anchoring type prefabricated energy dissipation anti-collision wall |
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| Country | Link |
|---|---|
| CN (1) | CN220789420U (en) |
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2023
- 2023-09-12 CN CN202322480078.5U patent/CN220789420U/en active Active
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