CN217710292U

CN217710292U - Supporting and damping device for bridge

Info

Publication number: CN217710292U
Application number: CN202221094891.8U
Authority: CN
Inventors: 成滚; 陆雨勤
Original assignee: Jiangsu Dongcan Construction Development Co ltd
Current assignee: Jiangsu Dongcan Construction Development Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-11-01
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a support damping device for bridge, including lower connecting plate and upper junction plate, the upper surface of connecting plate is provided with two supporting shoes down, and swing joint has the fly leaf between the supporting shoe, and the upper surface of fly leaf and two fixed blocks of the equal fixedly connected with of lower surface, wherein the upper surface of two fixed blocks and the lower surface of two other fixed blocks are provided with first shock pads respectively, and wherein the upper surface of two first shock pads and the lower surface of two other first shock pads are provided with fixed frame respectively, the upper surface of connecting plate and the lower surface of upper junction plate be fixedly connected with fixed plate respectively down. The utility model discloses when the support damping device of bridge needs to be changed, to making the support between bridge and the pier, solved the problem that does not have bearing structure between bridge and pier, reduced from this and supported there is the potential safety hazard when damping device changes, ensured the safe application of bridge.

Description

Supporting and damping device for bridge

Technical Field

The utility model relates to a bridge technical field especially relates to a support damping device for bridge.

Background

The bridge is generally constructed on rivers, lakes and seas, so that vehicles, pedestrians and other structures can smoothly pass through, in order to adapt to the modern high-speed developed traffic industry, in a bridge structure, a connecting part for connecting an upper structure and a lower structure of the bridge has a special requirement, firstly, the bridge has enough bearing capacity to ensure that the bearing counter force can be safely and reliably transmitted to the lower structure, and a damping device is required to be used for a bridge supporting device in the prior art, so that the supporting and damping device for the bridge is designed.

At present, most of the existing supporting and damping devices for bridges have the following defects: when the support damping device of bridge needs to be changed, because there is not bearing structure between bridge and pier for there is the potential safety hazard in the change of supporting damping device, influences the safe application of bridge, and to sum up, the support damping device of current bridge mostly still can not agree with the actual need well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a supporting and damping device for a bridge.

In order to realize the purpose, the utility model adopts the following technical scheme:

the supporting and damping device for the bridge comprises a lower connecting plate and an upper connecting plate, wherein two supporting blocks are arranged on the upper surface of the lower connecting plate, a movable plate is movably connected between the supporting blocks, two fixing blocks are fixedly connected to the upper surface and the lower surface of the movable plate, first damping cushions are respectively arranged on the upper surfaces of the two fixing blocks and the lower surfaces of the other two fixing blocks, fixing frames are respectively arranged on the upper surfaces of the two first damping cushions and the lower surfaces of the other two first damping cushions, fixing plates are respectively and fixedly connected to the upper surface of the lower connecting plate and the lower surface of the upper connecting plate, second damping cushions are respectively arranged on the upper surface of one fixing plate and the lower surface of the other fixing plate, a plurality of guide holes are formed in the top ends of the supporting blocks, lead screws are movably connected to the top ends of the supporting blocks, ejector blocks are movably connected to one side of the circumferences of the lead screws, a plurality of sliding rods are fixedly connected to the bottoms of the ejector blocks, and the sliding rods are connected with the guide holes in an inserting mode.

Furthermore, a plurality of fixing holes are respectively formed in the lower surfaces of one of the fixing plates and the second shock absorption pad and the upper surfaces of the other fixing plate and the second shock absorption pad.

Furthermore, the upper surface of fly leaf runs through to be pegged graft and has a plurality of two-way threaded rod, and one side fixedly connected with adjust knob of circumference of one of them two-way threaded rod.

Furthermore, one side of the circumference of the bidirectional threaded rod is fixedly connected with a gear, and the gears are meshed with each other.

Furthermore, one side of the circumference of the bidirectional threaded rod is movably connected with the same sliding plate.

Furthermore, both sides of the top block are respectively and movably connected with the same first protection plate, and one side of the top block is movably connected with a second protection plate.

Furthermore, a plurality of guide rods are fixedly connected to two sides of the inner wall of the fixed frame, and the guide rods are movably connected with the sliding plate.

Furthermore, a plurality of ball head rods are respectively inserted into the upper surface of one of the fixing frames and the bottom of the other fixing frame, the ball head rods are located in the fixing holes, springs are sleeved on one side of the circumference of each ball head rod, and a limiting block is fixedly connected to one side of the circumference of each ball head rod.

The utility model has the advantages that:

1. the utility model discloses, through the setting of guiding hole, lead screw, slide bar and kicking block, can be when needs are changed the support damping device of bridge, to making the support between bridge and pier, solved not have bearing structure's problem between bridge and pier, reduced from this and supported damping device and had the potential safety hazard when changing, ensured the safe application of bridge.

2. The utility model discloses, through the setting of bulb pole and the grafting of fixed orifices mutually, can carry out fixed connection between sliding plate and fixed plate and the second shock pad to avoid breaking away from of first shock pad and the long-time back position that uses of second shock pad, promoted the shock attenuation effect that supports damping device with this.

3. The utility model discloses, through the setting of engaged with between a plurality of gears, when can avoiding a plurality of two-way threaded rods to use for a long time and receive the smooth silk of pressure to damage, establish ties the pivoted effect mutually by the gear to ensure the normal operation of two-way threaded rod.

Drawings

Fig. 1 is a schematic view of an opened structure of a supporting and damping device for a bridge according to the present invention;

fig. 2 is a schematic view of a partially separated structure of a supporting and damping device for a bridge according to the present invention;

fig. 3 is a schematic partial three-dimensional structure diagram of a supporting and damping device for a bridge according to the present invention;

fig. 4 is a schematic partial perspective view of a supporting and damping device for a bridge according to the present invention;

fig. 5 is a schematic perspective view of a supporting and damping device for a bridge according to the present invention.

In the figure: 1. a lower connecting plate; 2. an upper connecting plate; 3. a support block; 4. a movable plate; 5. a fixed block; 6. a first cushion; 7. a fixing frame; 8. a fixing plate; 9. a second cushion pad; 10. a guide hole; 11. a screw rod; 12. a slide bar; 13. a top block; 14. a fixing hole; 15. a first shield plate; 16. a second guard plate; 17. a bidirectional threaded rod; 18. a sliding plate; 19. a guide bar; 20. adjusting a knob; 21. a gear; 22. a ball head rod; 23. a limiting block; 24. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, a supporting and damping device for a bridge comprises a lower connecting plate 1 and an upper connecting plate 2, wherein two supporting blocks 3 are arranged on the upper surface of the lower connecting plate 1, a movable plate 4 is slidably connected between the supporting blocks 3, two fixed blocks 5 are fixed on the upper surface and the lower surface of the movable plate 4 through bolts, first damping pads 6 are respectively arranged on the upper surfaces of the two fixed blocks 5 and the lower surfaces of the other two fixed blocks 5, fixed frames 7 are respectively arranged on the upper surfaces of the two first damping pads 6 and the lower surfaces of the other two first damping pads 6, fixed plates 8 are respectively fixed on the upper surface of the lower connecting plate 1 and the lower surface of the upper connecting plate 2 through bolts, the upper surface of one of them fixed plate 8 and the lower surface of another fixed plate 8 are provided with second shock pad 9 respectively, a plurality of guiding holes 10 have been seted up on the top of supporting shoe 3, the top of supporting shoe 3 is rotated and is connected with lead screw 11, circumference one side threaded connection of lead screw 11 has kicking block 13, and peg graft in the bottom of kicking block 13 has a plurality of slide bars 12, guiding hole 10, lead screw 11, the design of slide bar 12 and kicking block 13, can be when the support damping device of bridge needs to be changed, support between bridge and pier, the problem that does not have bearing structure between bridge and pier has been solved, there is the potential safety hazard when having reduced from this to support damping device and changing, the safety application of bridge has been ensured, slide bar 12 pegs graft mutually with guiding hole 10.

A plurality of fixing holes 14 are respectively arranged on the lower surfaces of one fixing plate 8 and one second shock absorption pad 9 and the upper surfaces of the other fixing plate 8 and the other second shock absorption pad 9, a plurality of bidirectional threaded rods 17 are inserted and connected on the upper surface of the movable plate 4, the design that one side of the circumference of one of the bidirectional threaded rods 17 is in key connection with an adjusting knob 20, one side of the circumference of the bidirectional threaded rod 17 is in key connection with a gear 21, the gears 21 are meshed, and the gears 21 are meshed can avoid the effect that the gears 21 are connected in series and rotate when the plurality of bidirectional threaded rods 17 are damaged by pressure sliding wires after being used for a long time, in order to ensure the normal operation of the bidirectional threaded rod 17, one side of the circumference of the bidirectional threaded rod 17 is in threaded connection with the same sliding plate 18, two sides of the top block 13 are respectively in rotary connection with the same first protection plate 15, one side of the top block 13 is in rotary connection with a second protection plate 16, the first protection plate 15 and the second protection plate 16 are arranged, the parts in the supporting and damping device of the bridge can be protected, in order to prevent rain water from infiltrating into parts and parts in rainy days to cause erosion, a plurality of guide rods 19 are inserted at two sides of the inner wall of the fixed frame 7, the guide rods 19 are connected with the sliding plate 18 in a sliding way, the upper surface of one fixing frame 7 and the bottom of the other fixing frame 7 are respectively inserted with a plurality of ball head rods 22, the ball head rods 22 are positioned in the fixing holes 14, the ball head rods 22 and the fixing holes 14 are inserted with each other, the sliding plate 18 can be fixedly connected with the fixed plate 8 and the second cushion 9, so as to prevent the first cushion 6 and the second cushion 9 from being separated from each other after long-term use, thereby, the damping effect of the supporting damping device is improved, one side of the circumference of the ball head rod 22 is sleeved with the spring 24, and one side of the circumference of the ball head rod 22 is sleeved with the limiting block 23.

The working principle of the embodiment is as follows: when the bridge supporting and damping device needs to be replaced, the second protection plate 16 is turned upwards, then the screw rod 11 is screwed to enable the top block 13 to ascend, then the sliding rod 12 ascends to enable the sliding rod 12 to be separated from the guide hole 10, when the top block 13 is in contact with the upper connecting plate 2, the rotation of the screw rod 11 is stopped, at the moment, the second protection plate 16 is loosened by hand, then the first protection plate 15 is opened, the rotating adjusting knob 20 drives one of the two-way threaded rods 17 to rotate, under the meshing action of the gear 21, the other two-way threaded rods 17 rotate, at the moment, the sliding plate 18 slides towards the direction of the movable plate 4 under the guide of the guide rod 19, meanwhile, the ball rod 22 slides towards the fixed frame 7 under the tension of the spring 24, the ball rod 22 is separated from the fixed hole 14, at the moment, the movable plate 4 slides out, so that the movable plate 4 slides out of the 3, and the second damping pad 9 is exposed, the second damping pad 9 can be replaced, and on the contrary, the above steps are operated, namely, the bridge supporting and damping device is mounted.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. The utility model provides a support damping device for bridge, includes lower connecting plate (1) and upper junction plate (2), its characterized in that, the upper surface of lower connecting plate (1) is provided with two supporting shoes (3), and swing joint has fly leaf (4) between supporting shoe (3), and the upper surface of fly leaf (4) and two fixed blocks (5) of equal fixedly connected with of lower surface, wherein the upper surface of two fixed blocks (5) and the lower surface of two other fixed blocks (5) are provided with first shock pad (6) respectively, and wherein the upper surface of two first shock pads (6) and the lower surface of two other first shock pads (6) are provided with fixed frame (7) respectively, the upper surface of lower connecting plate (1) and the lower surface of upper junction plate (2) are fixedly connected with fixed plate (8) respectively, and wherein the upper surface of one fixed plate (8) and the lower surface of one other fixed plate (8) are provided with second shock pad (9) respectively, a plurality of guiding holes (10) have been seted up to the top of supporting shoe (3), and the top of supporting shoe (3) is connected with lead screw (11), and circumference one side activity ejector pad (13) of top, and fixed screw (12) and the guide bar (12) are connected with a plurality of inserted bar (12) mutually.

2. The supporting and damping device for the bridge girder according to claim 1, wherein a plurality of fixing holes (14) are respectively formed on the lower surface of one of the fixing plate (8) and the second damping pad (9) and the upper surface of the other one of the fixing plate (8) and the second damping pad (9).

3. The supporting and damping device for the bridge according to claim 2, wherein a plurality of bidirectional threaded rods (17) are inserted through the upper surface of the movable plate (4), and an adjusting knob (20) is fixedly connected to one side of the circumference of one of the bidirectional threaded rods (17).

4. The supporting and damping device for the bridge girder according to claim 3, wherein a gear (21) is fixedly connected to one side of the circumference of the bidirectional threaded rod (17), and the gear (21) is engaged with each other.

5. The supporting and shock-absorbing device for bridges of claim 4, wherein one side of the circumference of the bidirectional threaded rod (17) is movably connected with the same sliding plate (18).

6. The supporting and damping device for the bridge of claim 1, wherein two sides of the top block (13) are movably connected with a same first protection plate (15) respectively, and one side of the top block (13) is movably connected with a second protection plate (16).

7. The supporting and damping device for the bridge according to claim 5, characterized in that a plurality of guide rods (19) are fixedly connected to both sides of the inner wall of the fixed frame (7), and the guide rods (19) are movably connected with the sliding plate (18).

8. The supporting and damping device for the bridge according to claim 7, wherein a plurality of ball rods (22) are respectively inserted into the upper surface of one of the fixing frames (7) and the bottom of the other fixing frame (7), the ball rods (22) are located in the fixing holes (14), a spring (24) is sleeved on one side of the circumference of each ball rod (22), and a limiting block (23) is fixedly connected to one side of the circumference of each ball rod (22).