CN219827584U - Bridge deck falling buffer device - Google Patents
Bridge deck falling buffer device Download PDFInfo
- Publication number
- CN219827584U CN219827584U CN202322263741.6U CN202322263741U CN219827584U CN 219827584 U CN219827584 U CN 219827584U CN 202322263741 U CN202322263741 U CN 202322263741U CN 219827584 U CN219827584 U CN 219827584U
- Authority
- CN
- China
- Prior art keywords
- platform
- deck
- bridge deck
- guide
- bridge
- 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
- 230000003139 buffering effect Effects 0.000 claims abstract description 27
- 230000008093 supporting effect Effects 0.000 claims abstract description 13
- 238000013016 damping Methods 0.000 claims abstract description 10
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 44
- 239000010959 steel Substances 0.000 description 44
- 230000000694 effects Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 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 the technical field of shock absorption and buffering, in particular to a bridge deck falling buffering device, which comprises a guiding platform continuously extending from top to bottom to one side of a bridge deck, wherein the guiding platform comprises a first platform, a second platform and a third platform; the bridge deck is detached and then sequentially slides downwards along the directions of the first platform, the second platform and the third platform, wherein the first platform is obliquely arranged below the bridge deck and is supported by a first supporting structure, and the third platform is arranged on the ground; the first supporting structure is connected with the first platform through a damping support; the guide platform further comprises a baffle plate, wherein the baffle plate is arranged at the end part of the third platform far away from the second platform and used for preventing the bridge deck from falling off the third platform when sliding downwards. On one hand, the impact force generated by the falling of the bridge deck is reduced or even avoided to influence the ground surface structure and the underground pipeline by buffering and damping the sliding speed of the bridge deck; on the other hand, the guide platform also plays a guide role on the downward sliding of the bridge deck, so that the dismantling work is safer and more controllable.
Description
Technical Field
The utility model relates to the technical field of shock absorption and buffering, in particular to a bridge deck falling buffering device.
Background
The general bridge main body constructional engineering is based on reinforced concrete, and some bridges are steel structures, so that the problem of influence on operation safety is found in the process of engineering construction due to the change or error of design functions or the problem of construction quality in the use process, and certain poured concrete structures can be removed.
Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The utility model aims to provide a bridge deck falling buffer device which is used for solving or relieving the problems in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
the bridge deck falling buffer device comprises a guide platform which continuously extends from top to bottom to one side of a bridge deck, wherein the guide platform comprises a first platform, a second platform and a third platform;
the bridge deck is detached and then sequentially slides downwards along the directions of a first platform, a second platform and a third platform, wherein the first platform is obliquely arranged below the bridge deck and is supported by a first supporting structure, and the third platform is arranged on the ground;
the first supporting structure is connected with the first platform through a damping support;
the guide platform further comprises a baffle plate, wherein the baffle plate is arranged at the end part of the third platform far away from the second platform and used for preventing the third platform from being separated when the bridge deck slides downwards.
In one bridge deck fall buffering device as described above, preferably, a connection structure is provided on the bridge deck, and the connection structure is connected to the power device.
In the bridge deck falling buffer device, preferably, a guide pulley is arranged at the top of the baffle, and the power device is connected to the connecting structure through the guide pulley.
In one bridge deck fall buffering device as described above, preferably, a first buffering belt is provided between the third platform and the ground.
In the bridge deck falling buffer device, preferably, the connection part of the baffle plate and the third platform is provided with a second buffer belt.
In one bridge deck fall buffering device as described above, preferably, a second supporting structure is disposed on a side of the baffle plate away from the third platform, for preventing the guide platform from being shifted.
In one bridge deck fall buffering device as described above, preferably, the surface of the guiding platform is provided with an anti-slip layer.
In one bridge deck fall buffering device as described above, preferably, the top surface of the side of the first platform away from the second platform is flush with the bottom surface of the bridge deck on the same side.
According to the bridge deck falling buffer device, preferably, the second platform is inclined at an angle larger than that of the first platform, the third platform is horizontally arranged on the ground, and the guide platform is integrally of a spoon-shaped structure.
In the bridge deck fall buffering device, preferably, the first platform inclination angle is 15 °, and the second platform inclination angle is 45 °.
Compared with the closest prior art, the technical scheme of the utility model has the following beneficial effects:
bridge floor that will fall is held based on the cooperation that first platform and damping supported to along the direction gliding of first platform, second platform, third platform in proper order, play buffering, cushioning effect on the one hand, reduced the gliding speed of bridge floor, alleviate even avoid the impact force that the bridge floor whereabouts produced to the influence of earth's surface structure and underground pipeline, on the other hand direction platform still plays the guide effect to bridge floor gliding, make demolishment work safer, controllable.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:
fig. 1 is a schematic structural view of a deck fall buffering device according to some embodiments of the present utility model.
Reference numerals illustrate:
1. bearing platform; 2. a first steel support; 3. a steel truss; 4. a steel plate; 5. a hook; 6. a wire rope; 7. a guide pulley; 8. a power device; 9. an anti-slip layer; 10. a first buffer belt; 11. a second buffer belt; 12. a second steel support; 13. damping support; 14. a first platform; 15. a second platform; 16. and a third platform.
Detailed Description
The utility model will be described in detail below with reference to the drawings in connection with embodiments. The examples are provided by way of explanation of the utility model and not limitation of the utility model. Indeed, it will be apparent to those skilled in the art that modifications and variations can be made in the present utility model without departing from the scope or spirit of the utility model. For example, features illustrated or described as part of one embodiment can be used on another embodiment to yield still a further embodiment. Accordingly, it is intended that the present utility model encompass such modifications and variations as fall within the scope of the appended claims and their equivalents.
In the following description, the terms "first/second/third" are used merely to distinguish between similar objects and do not represent a particular ordering of the objects, it being understood that the "first/second/third" may be interchanged with a particular order or precedence where allowed, to enable embodiments of the utility model described herein to be implemented in other than those illustrated or described herein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used herein is for the purpose of describing embodiments of the present disclosure only and is not intended to be limiting of the present disclosure.
In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled," "connected," and "configured" as used herein are to be construed broadly and may be, for example, fixedly connected or detachably connected; can be directly connected or indirectly connected through an intermediate component; either a wired electrical connection, a radio connection or a wireless communication signal connection, the specific meaning of which terms will be understood by those of ordinary skill in the art as the case may be.
A bridge deck fall arrest device according to the utility model will be described in further detail with reference to figure 1.
The bridge deck falling buffer device comprises a guide platform which continuously extends from top to bottom to one side of a bridge deck, wherein the guide platform comprises a first platform 14, a second platform 15 and a third platform 16;
the bridge deck is removed and then sequentially slides downwards along the directions of the first platform 14, the second platform 15 and the third platform 16, wherein the first platform 14 is obliquely arranged below the bridge deck and is supported by a first supporting structure, and the third platform 16 is arranged on the ground;
the first support structure is connected with the first platform 14 through a damping support 13;
the guiding platform further comprises a baffle plate which is arranged at the end part of the third platform 16 far away from the second platform 15 and is used for preventing the third platform 16 from being separated when the bridge deck slides downwards.
In the specific embodiment of the utility model, the guide platform comprises a steel truss 3 and a steel plate 4, wherein the steel truss 3 continuously extends from top to bottom to one side of the bridge deck, and the steel plate 4 is connected to the surface of the steel truss 3 through welding or bolts and is used for reducing friction in the process of sliding down the bridge deck; the first supporting structure comprises a bearing platform 1 and a first steel support 2, wherein the bearing platform 1 is a plain concrete structure with the size of 0.6mX0.6mX0.3m and is used as a base of the first steel support 2, the first steel support 2 is a steel frame or steel drum structure and is used for vertically supporting a steel truss 3, a plurality of damping supports 13 are circumferentially arranged at the joint of the upper part of the first steel support 2 and the steel truss 3, one ends of the damping supports 13 are connected with the side wall of the first steel support 2, and the other ends of the damping supports are connected to the steel truss 3 and are used for reducing impact force generated by falling of a bridge deck.
After the bridge deck and pier junction demolishs work, the bridge deck falls to first platform 14 under the dead weight effect and follows the direction of first platform 14, second platform 15, third platform 16 in proper order and slide down to stop under the effect of third platform 16 tip baffle, the bridge deck gliding to third platform 16 and stop the motion under the baffle effect after, can carry out the demolishment work of bridge deck structure.
The bridge deck is provided with a connecting structure which is connected to the power device 8;
the bridge deck slides downwards along the directions of the first platform 14, the second platform 15 and the third platform 16 in sequence under the traction action of the power device 8.
In the specific embodiment of the utility model, the connecting structure is a hanger 5 which is arranged on the side surface of the bridge deck close to the third platform 16 at intervals of 3m-5m, when the friction force between the bridge deck and the steel truss 3 is large so that the bridge deck cannot slide down by gravity, the hanger 5 is connected to the power device 8 by adopting the steel wire rope 6, the bridge deck slides down along the directions of the first platform 14, the second platform 15 and the third platform 16 in sequence under the traction action of the power device 8, and the power device 8 is a winch fixed on the ground.
The baffle top is equipped with guide pulley 7, and power device 8 is connected to connection structure through guide pulley 7.
In the specific embodiment of the utility model, in order to avoid damage caused by contact friction between the steel wire rope 6 and the steel truss 3 during the traction of the bridge deck, a guide pulley 7 is arranged at the top of the baffle, and the steel wire rope 6 is connected to the hook 5 after passing through the guide pulley 7.
A first cushioning strip 10 is provided between the third deck 16 and the ground.
In the embodiment of the present utility model, the first buffer belt 10 is a buffer layer composed of a sand layer or junked tires with a thickness of 0.3m, and is used for reducing impact of the bridge floor sliding down to the ground surface structure or underground pipeline.
The second buffer belt 11 is arranged at the joint of the baffle plate and the third platform 16.
In the embodiment of the present utility model, the second buffer belt 11 is a buffer cushion layer formed by sand bags or soil bodies, and is used for reducing impact caused by sliding down the bridge deck on the baffle, preventing damage to the baffle, and prolonging the service life of the buffer device so as to continuously play a role in preventing the bridge deck from rushing out of the third platform 16.
The side of the baffle remote from the third platform 16 is provided with a second support structure for preventing positional displacement of the guide platform.
In the embodiment of the utility model, the second supporting structure comprises a bearing platform 1 and a second steel support 12, the bearing platform 1 is a plain concrete structure with the size of 0.6mx0.6mx0.3m and is used as a base of the second steel support 12, the second steel support 12 is a steel frame or a steel drum structure and is used for supporting a baffle, the second steel support 12 is obliquely arranged and is abutted to the side surface of the baffle along the direction opposite to the sliding direction of the bridge deck so as to prevent the guide platform from displacing under the impact action of the sliding direction of the bridge deck, thereby affecting the buffering effect, and in addition, the second steel support 12 also has a supporting effect on the baffle and jointly prevents the bridge deck from falling out of the third platform 16 after the sliding direction of the bridge deck.
To further slow down the speed of the deck sliding downwards, the guiding platform surface is provided with an anti-slip layer 9.
In the specific embodiment of the present utility model, the anti-slip layer 9 is an anti-slip paint sprayed on the surface of the steel plate 4 or a rubber film laid on the surface of the steel plate 4.
To further reduce the impact of deck drop on the first deck 14, the top surface of one side of the first deck 14 is level with the bottom surface of the deck on the same side. Specifically, the top surface of the side of the first platform 14 away from the second platform 15 is level with the bottom surface of the bridge deck on the same side, so as to reduce the impact of the bridge deck on the first platform 14 due to gravitational potential energy as much as possible.
In order to avoid the buffer device occupying excessive space as far as possible, the inclination angle of the second platform 15 is larger than that of the first platform 14, the third platform 16 is horizontally arranged on the ground, and the whole guiding platform is in a spoon-shaped structure.
The first platform 14 is inclined at 15 deg. and the second platform 15 is inclined at 45 deg..
The first land 14 is wider than the deck by 0.5m-1.2m on both sides and the third land 16 extends horizontally on the floor until it is wider than the deck by 1.0m.
A construction method of a bridge deck falling buffer device comprises the following steps:
firstly, the required steel support quantity is calculated through the weight of the bridge deck to determine the position of the steel support, a bearing platform 1 is poured on the ground surface at the corresponding position, a first steel support 2 is installed to a designated height after the bearing platform 1 is hardened, a steel truss 3 is installed above the first steel support 2 to form an inclined plane which extends continuously from top to bottom to one side of the bridge deck, the inclined plane inclination angle of the first platform 14 is controlled to be about 15 degrees, the inclined plane of the first platform 14 is wider than two sides of the bridge deck by 0.5-1.2 m, the steel truss 3 continues to extend to the ground, the inclined plane inclination angle of the second platform 15 is controlled to be about 45 degrees, meanwhile, a first buffer belt 10 which is formed by sand or junk tires and is paved on the ground in the extending direction of the steel truss 3, the width of the first buffer belt 10 is 2.0m wider than the bridge deck, the steel truss 3 continues to extend horizontally to the edge of the first buffer belt 10 and extends vertically upwards by about 0.6m to form a baffle, a guide pulley 7 is fixed at the top of the baffle, and a second support structure is added on the side of the baffle to resist horizontal impact force generated by sliding down. When the bridge is dismantled, firstly, the hooks 5 are fixed at one side of the bridge deck at intervals of 3m-5m, the steel wire ropes 6 are connected, then, the joint of the bridge pier and the bridge deck is dismantled, the bridge deck falls onto the first platform 14 below, the bridge deck is pulled by the gravity or the power device 8 to slide to one side along the guide platform, and after the bridge deck slides down onto the third platform 16, the bridge deck structure can be safely dismantled on the ground.
The utility model has the following remarkable benefits after implementation: the impact of the falling bridge floor is greatly reduced through repeated buffering, and the influence on the ground surface and underground structures is small; most of the devices are steel frame structures, so that the devices are convenient to install and detach; the special structure of the guide platform enables the bridge deck to incline towards the appointed direction, so that the dismantling work is safer and more controllable.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The bridge deck falling buffer device is characterized by comprising a guide platform which continuously extends from top to bottom to one side of a bridge deck, wherein the guide platform comprises a first platform, a second platform and a third platform;
the bridge deck is detached and then sequentially slides downwards along the directions of a first platform, a second platform and a third platform, wherein the first platform is obliquely arranged below the bridge deck and is supported by a first supporting structure, and the third platform is arranged on the ground;
the first supporting structure is connected with the first platform through a damping support;
the guide platform further comprises a baffle plate, wherein the baffle plate is arranged at the end part of the third platform far away from the second platform and used for preventing the third platform from being separated when the bridge deck slides downwards.
2. A deck fall buffering device according to claim 1, wherein the deck is provided with a connection structure, said connection structure being connected to the power means.
3. A deck fall buffering device according to claim 2, wherein the top of the baffle is provided with a guide pulley, and the power device is connected to the connection structure via the guide pulley.
4. A deck fall buffering device according to claim 1, wherein a first buffering belt is provided between the third platform and the ground.
5. A deck fall buffering device according to claim 1, wherein a second buffering belt is arranged at the joint of the baffle plate and the third platform.
6. A deck fall buffering device according to claim 1, wherein the side of the baffle remote from the third platform is provided with a second support structure for preventing positional displacement of the guide platform.
7. A deck fall buffering device according to claim 1, wherein the guiding platform surface is provided with an anti-slip layer.
8. A deck fall buffering device according to claim 1, wherein the top surface of the side of the first deck remote from the second deck is level with the bottom surface of the deck on the same side.
9. A deck fall buffering device according to claim 1, wherein the second platform is inclined at an angle greater than that of the first platform, the third platform is horizontally disposed on the ground, and the guide platform is integrally formed in a spoon-like structure.
10. A deck fall buffering arrangement according to claim 9, wherein the first deck angle is 15 ° and the second deck angle is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322263741.6U CN219827584U (en) | 2023-08-23 | 2023-08-23 | Bridge deck falling buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322263741.6U CN219827584U (en) | 2023-08-23 | 2023-08-23 | Bridge deck falling buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827584U true CN219827584U (en) | 2023-10-13 |
Family
ID=88244789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322263741.6U Active CN219827584U (en) | 2023-08-23 | 2023-08-23 | Bridge deck falling buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827584U (en) |
-
2023
- 2023-08-23 CN CN202322263741.6U patent/CN219827584U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205387439U (en) | Mast hoisting accessory | |
| CN210599029U (en) | Coal mine tunnel supporting device | |
| CN205908031U (en) | A rail mounted lifting device for high -rise building curtain wall construction | |
| CN108360385B (en) | Steel box girder hoisting limiting and buffering construction method | |
| CN216474543U (en) | Stay cable crane for offshore cable-stayed bridge construction | |
| CN103061269A (en) | Integral installation method for guy rope hanging basket | |
| CN219827584U (en) | Bridge deck falling buffer device | |
| CN204778465U (en) | Transport frame | |
| CN112302534B (en) | Slope anchor rod construction device and rapid construction method | |
| CN210594945U (en) | Movable hoisting operation frame for bridge floor wet joint construction | |
| CN201661299U (en) | Forced sliding formwork added with counterweight | |
| CN209065230U (en) | A kind of towed vertical transferring apparatus system | |
| CN215591798U (en) | Curtain wall plate traction transfer device for tower crane dismantling part | |
| CN110904861A (en) | Cable-stayed bridge girder erection crane and construction method thereof | |
| CN103130103A (en) | Lifting device suitable for underground ally and chamber | |
| CN213538695U (en) | Bridge anticollision wall template trolley | |
| CN202347846U (en) | Simple lifting setting stair steel moulding plate | |
| CN213653209U (en) | Integrated construction movable platform for bridge flange plate | |
| CN101670994B (en) | Lifting working platform for construction | |
| CN210682995U (en) | Use safer extensive bridge crane of suitability | |
| CN210418924U (en) | Vertical and horizontal transportation device for equipment in machine room | |
| CN211711873U (en) | Rail mounted is used for hoist and mount traction system of transportation | |
| CN203212227U (en) | Suspending and fixing device of underground electric hoist | |
| CN220448857U (en) | Auxiliary dismantling device for spiral conveyor of shield tunneling machine | |
| CN214527680U (en) | Rail laying crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |