CN113622286A - Public road bridge roof beam buffering damping device - Google Patents
Public road bridge roof beam buffering damping device Download PDFInfo
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- CN113622286A CN113622286A CN202110819925.9A CN202110819925A CN113622286A CN 113622286 A CN113622286 A CN 113622286A CN 202110819925 A CN202110819925 A CN 202110819925A CN 113622286 A CN113622286 A CN 113622286A
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- 238000013016 damping Methods 0.000 title claims abstract description 46
- 230000003139 buffering effect Effects 0.000 title claims abstract description 33
- 230000035939 shock Effects 0.000 claims description 26
- 238000000034 method Methods 0.000 abstract description 43
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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Abstract
The invention provides a buffering and damping device for a highway bridge, which comprises a first bridge body, a second bridge body, a T-shaped supporting rod, a first threaded hole, a second threaded hole, a pluggable locking support frame structure, a hitchable rotary traction seat structure, a slidable reset buffer frame structure, a slidable damping tube structure, an inverted U-shaped seat, a plugging shaft, a bottom plate, a connecting groove, a first pushing spring, a plugging rod and a damping rod, wherein the second bridge body is arranged on the right side of the first bridge body. The traction seat, the second hanging block, the traction spring, the hanging rod, the adjusting pipe, the first bridge body and the second bridge body are arranged, so that the traction seat is favorably connected with the first bridge body and the second bridge body respectively in the using process, and then the traction spring is used for pulling the second hanging block, so that the first bridge body and the second bridge body can be conveniently pulled in the using process.
Description
Technical Field
The invention belongs to the technical field of highway bridges, and particularly relates to a buffer damping device for a highway bridge.
Background
The highway bridge engineering refers to the planning, design, construction, maintenance, repair and other all works of structures of a highway crossing water area, a valley and all traffic channels, the highway bridge engineering comprises main bridge engineering and engineering facilities attached to a bridge location overall, and auxiliary operation needs to be carried out through corresponding buffering and damping devices in the highway bridge operation.
But current buffering damping device still has the inconvenient bridge body that carries out in-process that uses and pulls the work, and the inconvenient in-process that resets work and absorbing makes the bridge floor separation influence use and inconvenient in the in-process that uses improve the problem of shock attenuation effect at the in-process of buffering easily.
Therefore, the invention is very necessary for the highway bridge buffering and damping device.
Disclosure of Invention
In order to solve the technical problems, the invention provides a buffering and damping device for a highway bridge, which is used for solving the problems that the conventional buffering and damping device is inconvenient to carry out bridge body traction work in the use process, is inconvenient to separate a bridge deck in the resetting work and damping process in the buffering process, influences the use and is inconvenient to improve the damping effect in the use process. A buffering and damping device for a highway bridge comprises a first bridge body, a second bridge body, a T-shaped supporting rod, a first threaded hole, a second threaded hole, a pluggable locking support frame structure, a suspensible rotating traction seat structure, a slidable reset buffer frame structure, a slidable damping tube structure, an inverted U-shaped seat, a plugging shaft, a bottom plate, a connecting groove, a first pushing spring, a plugging rod and a damping rod, wherein the second bridge body is arranged on the right side of the first bridge body; the T-shaped support rods are respectively connected to the left and right sides of the front of the lower ends of the first bridge body and the second bridge body and the left and right sides of the rear of the lower ends of the first bridge body and the second bridge body through bolts; the first threaded holes are formed in the left side and the right side of the first bridge body; the second threaded holes are respectively formed in the left side and the right side of the second bridge body; the pluggable locking support frame structure is arranged between the first bridge body and the second bridge body; the structure of the rotary traction seat capable of being hung and connected is respectively arranged on the front surface and the rear surface of the first bridge body and the second bridge body; the slidable reset buffer frame structure is arranged at the upper end of the bottom plate; the slidable shock absorbing pipe structures are respectively arranged on the left side and the right side of the lower ends of the first bridge body and the second bridge body; the inverted U-shaped seats are respectively bolted at the four corners of the lower ends of the first bridge body and the second bridge body; the inserting shafts are respectively inserted in the middle positions inside the front surface of the inverted U-shaped seat; the connecting grooves are respectively arranged in the middle positions of the inner parts of the left side and the right side of the bottom plate; the first pushing springs are respectively sleeved at the lower parts of the outer walls of the T-shaped supporting rods; the inserting rod penetrates through the middle position inside the lower end of the T-shaped supporting rod and penetrates through the middle position inside the connecting groove; the upper end of the buffer rod is respectively connected with the middle position of the lower end of the plug-in connecting shaft through bolts.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the traction seat, the second hanging block, the traction spring, the hanging rod, the adjusting pipe, the first bridge body and the second bridge body are arranged, so that the traction seat can be respectively connected with the first bridge body and the second bridge body in the use process, and then the traction spring can pull the second hanging block, so that the first bridge body and the second bridge body can be conveniently pulled in the use process.
2. According to the invention, the L-shaped connecting seat, the fixed supporting rod, the buffer spring, the sliding block, the second pushing spring, the first bridge body, the second bridge body, the inverted U-shaped seat and the buffer rod are arranged, so that the sliding block is pushed to move through the buffer spring after the first bridge body and the second bridge body are buffered, and the reset operation is convenient after the buffering.
3. According to the invention, the T-shaped connecting frame, the fixing spring, the first hanging block, the connecting plate, the fixing rod, the first bridge body, the second bridge body, the first threaded hole and the second threaded hole are arranged, so that the first hanging block can be pulled by the fixing spring in the process of buffering and damping of the bridge, and the situation that the first bridge body and the second bridge body are separated to influence the use work in the process of buffering and damping is prevented.
4. According to the invention, the arrangement of the T-shaped damping rod, the fixing pipe, the sliding hole, the damping spring, the sliding plate, the first bridge body, the second bridge body and the bottom plate is beneficial to pushing the sliding plate through the damping spring in the use process and pushing the T-shaped damping rod at the same time, so that the damping effect of the bridge is improved conveniently in the use process.
5. According to the invention, the arrangement of the T-shaped connecting frame, the fixing spring, the first hanging and connecting block, the connecting plate, the fixing rod and the square-head nut is beneficial to screwing the square-head nut in the using process, and the fixing rod is convenient to lock and fix in the using process.
6. According to the invention, the traction seat, the second hanging and connecting block, the traction spring, the hanging and connecting rod and the adjusting pipe are arranged, so that the hanging and connecting rod and the adjusting pipe are connected in a threaded manner in the use process, and then the adjusting pipe is rotated in the use process, so that the tension of the traction spring can be conveniently adjusted in the use process, and the traction work is facilitated.
7. According to the invention, the L-shaped connecting seat, the fixed supporting rod, the buffer spring, the sliding block and the second pushing spring are arranged, so that the lower end of the sliding block is pushed by the second pushing spring in the use process, and the phenomenon that the sliding block inclines and is clamped with the fixed supporting rod to influence the buffering work in the buffering process is prevented.
8. According to the invention, the arrangement of the first bridge body, the second bridge body, the inverted U-shaped seat, the buffer rod and the sliding block is beneficial to the arrangement of the inverted U-shaped seat and the buffer rod as well as the axial connection of the buffer rod and the sliding block in the use process, the buffer rod is convenient to rotate in the buffering process, and the bridge buffering work is facilitated.
9. According to the invention, the arrangement of the first bridge body, the second bridge body, the T-shaped supporting rod, the bottom plate, the connecting groove, the first pushing spring and the inserting rod is beneficial to respectively pushing the T-shaped supporting rod and the bottom plate through two ends of the first pushing spring in the use process, the pushing generated by the first pushing spring in the shock absorption and buffering process is beneficial to improving the shock absorption and buffering effect of the bridge.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the pluggable locking support structure of the invention.
Fig. 3 is a schematic structural view of a hitchable rotary fifth wheel structure of the present invention.
Fig. 4 is a schematic structural view of the slidable reset buffer frame structure of the present invention.
Figure 5 is a schematic structural view of a slidable damper tube structure of the present invention.
In the figure:
1. a first bridge body; 2. a second bridge body; 3. a T-shaped support rod; 4. a first threaded hole; 5. a second threaded hole; 6. the locking support frame structure can be inserted; 61. a T-shaped connecting frame; 62. fixing the spring; 63. a first hitching block; 64. a connecting plate; 65. fixing the rod; 66. a square head nut; 7. a rotary traction seat structure can be hung; 71. a traction seat; 72. a second hitching block; 73. a traction spring; 74. hanging a connecting rod; 75. an adjusting tube; 8. a slidable reset buffer frame structure; 81. an L-shaped connecting seat; 82. fixing the support rod; 83. a buffer spring; 84. a slider; 85. a second urging spring; 86. a square head bolt; 9. a slidable shock tube structure; 91. a T-shaped shock-absorbing rod; 92. a fixed tube; 93. a slide hole; 94. a damping spring; 95. a sliding plate; 10. an inverted U-shaped seat; 11. a plug shaft; 12. a base plate; 13. connecting grooves; 14. a first urging spring; 15. a plug rod; 16. a buffer rod.
Detailed Description
The invention is described in detail with reference to the accompanying drawings, and as shown in fig. 1 and fig. 2, a buffering and damping device for a highway bridge comprises a first bridge body 1, a second bridge body 2, a T-shaped support rod 3, a first threaded hole 4, a second threaded hole 5, a pluggable locking support frame structure 6, a hitchable rotary traction seat structure 7, a slidable reset buffering frame structure 8, a slidable damping tube structure 9, an inverted U-shaped seat 10, a plugging shaft 11, a bottom plate 12, a connecting groove 13, a first pushing spring 14, a plugging rod 15 and a buffering rod 16, wherein the second bridge body 2 is arranged on the right side of the first bridge body 1; the T-shaped support rods 3 are respectively bolted on the left and right sides of the front of the lower ends of the first bridge body 1 and the second bridge body 2 and the left and right sides of the back of the lower ends; the first threaded holes 4 are formed in the left side and the right side of the first bridge body 1; the second threaded holes 5 are respectively formed in the left side and the right side of the second bridge body 2; the pluggable locking support frame structure 6 is arranged between the first bridge body 1 and the second bridge body 2; the hitchable rotary traction seat structure 7 is respectively arranged on the front surface and the rear surface of the first bridge body 1 and the second bridge body 2; the slidable reset buffer frame structure 8 is arranged at the upper end of the bottom plate 12; the slidable shock absorbing pipe structures 9 are respectively arranged on the left side and the right side of the lower ends of the first bridge body 1 and the second bridge body 2; the inverted U-shaped seats 10 are respectively bolted at the four corners of the lower ends of the first bridge body 1 and the second bridge body 2; the inserting shafts 11 are respectively inserted in the middle positions inside the front surface of the inverted U-shaped seat 10; the connecting grooves 13 are respectively arranged at the middle positions inside the left side and the right side of the bottom plate 12; the first pushing springs 14 are respectively sleeved at the lower parts of the outer walls of the T-shaped supporting rods 3; the inserting rod 15 penetrates through the middle position inside the lower end of the T-shaped supporting rod 3 and penetrates through the middle position inside the connecting groove 13; the upper ends of the buffer rods 16 are respectively connected with the middle position of the lower end of the connecting shaft 11 through bolts; the pluggable locking support frame structure 6 comprises a T-shaped connecting frame 61, a fixing spring 62, a first hanging block 63, a connecting plate 64, a fixing rod 65 and a square-head nut 66, wherein the fixing spring 62 sequentially penetrates through the T-shaped connecting frame 61 from top to bottom; the first hanging and connecting blocks 63 are sequentially connected to the left side and the right side of the connecting plate 64 through bolts from top to bottom; two ends of the fixed spring 62 respectively penetrate through the middle position inside the first hanging block 63; the fixing rods 65 are respectively coupled to the upper parts of the left and right sides and the lower parts of the left and right sides of the connecting plate 64; the square-head nuts 66 are respectively in threaded connection with the outer wall of the fixing rod 65; when using, build the bridge work in suitable position, carry out fixed work to first pontic 1 and second pontic 2, through fixed spring 62 pulling connecting plate 64 at the in-process that uses, then make dead lever 65 drive first pontic 1 and second pontic 2 and remove to the centre, conveniently reduce the distance between first pontic 1 and the second pontic 2 at absorbing in-process, prevent that the too big influence in gap from using.
In this embodiment, referring to fig. 3, the hitchable rotary traction seat structure 7 includes a traction seat 71, a second hitching block 72, a traction spring 73, a hitching rod 74 and an adjusting pipe 75, wherein the second hitching block 72 is respectively bolted to the middle positions of the left and right sides of the traction seat 71; one end of the traction spring 73 is respectively hung in the middle position inside the second hanging block 72; the other end of the traction spring 73 is respectively hung in the middle of the inner parts of the two ends of the hanging rod 74; the hitching rods 74 are respectively in threaded connection with the middle positions inside the left side and the right side of the adjusting pipe 75; the second hanging and connecting block 72 and the hanging and connecting rod 74 are dragged by the traction spring 73 in the process of damping and buffering, and then are respectively connected with the first bridge body 1 and the second bridge body 2 through the traction seat 71, so that the first bridge body 1 and the second bridge body 2 can be dragged in the process of damping.
In this embodiment, referring to fig. 4, the slidable reset buffer frame structure 8 includes an L-shaped connecting seat 81, a fixed supporting rod 82, a buffer spring 83, a sliding block 84, a second pushing spring 85 and a square head bolt 86, wherein two ends of the fixed supporting rod 82 are respectively bolted to the middle positions of the left and right sides of the L-shaped connecting seat 81; the buffer springs 83 are respectively sleeved on the outer walls of the two ends of the fixed supporting rod 82; the sliding blocks 84 are respectively sleeved at the middle positions of the left side and the right side of the outer wall of the fixed supporting rod 82 in a sliding manner; the second pushing spring 85 is sleeved in the middle position of the outer wall of the fixed supporting rod 82; the square head bolts 86 respectively penetrate through the middle positions inside the L-shaped connecting seats 81; meanwhile, in the using process, when the upper ends of the first bridge body 1 and the second bridge body 2 are stressed, the inverted-U-shaped seat 10 and the buffer rod 16 are pushed to move downwards, then the sliding block 84 is pushed to move towards the left side and the right side, meanwhile, the buffer spring 83 is pushed to contract, and then the first bridge body 1 and the second bridge body 2 are buffered.
In this embodiment, referring to fig. 5, the slidable shock absorbing tube structure 9 includes a T-shaped shock absorbing rod 91, a fixed tube 92, a sliding hole 93, a shock absorbing spring 94 and a sliding plate 95, wherein the lower end of the T-shaped shock absorbing rod 91 is inserted into the middle position inside the upper end of the fixed tube 92; the sliding holes 93 are respectively arranged at the upper parts of the left side and the right side of the fixed pipe 92; the damping spring 94 is inserted into the bottom end of the inner part of the fixed pipe 92; the sliding plate 95 penetrates through the sliding hole 93 in a sliding manner; in-process buffering first pontic 1 and second pontic 2, make first pontic 1 and second pontic 2 promote T type shock attenuation pole 91 and remove downwards, promote sliding plate 95 and damping spring 94 at the in-process that T type shock attenuation pole 91 removed and remove, carry out secondary shock attenuation work, the convenience improves the shock attenuation effect of bridge at the in-process that uses, and then accomplishes bridge buffering shock attenuation work.
In this embodiment, specifically, the first threaded hole 4 and the second threaded hole 5 are correspondingly arranged; the lower end of the T-shaped support rod 3 is coupled with the bottom plate 12 through a connecting groove 13 and a plug rod 15.
In this embodiment, specifically, the fixing rod 65 is respectively screwed in the middle positions inside the first threaded hole 4 and the second threaded hole 5; the square-head nut 66 is respectively arranged in contact with the first bridge body 1 and the second bridge body 2; the T-shaped connecting frame 61 is arranged between the first bridge body 1 and the second bridge body 2.
In this embodiment, specifically, the fixing springs 62 are sequentially arranged between the connecting plates 64 from top to bottom; the first hanging block 63 is a stainless steel block with a through hole formed therein.
In this embodiment, specifically, the pulling spring 73 is disposed between the second hitching block 72 and the hitching rod 74; the hitching rod 74 and the adjusting tube 75 are arranged between the traction brackets 71.
In this embodiment, specifically, the traction seats 71 are respectively bolted on the left and right sides of the front surface and the left and right sides of the rear surface of the first bridge body 1 and the second bridge body 2; the hitching lever 74 and the adjusting pipe 75 are arranged in front of and behind the joint of the first and second bridge bodies 1 and 2, respectively.
In this embodiment, specifically, the buffer springs 83 are respectively disposed on the left and right sides of the slide block 84 and are disposed in contact therewith; the second urging spring 85 is disposed between the slide blocks 84.
In this embodiment, specifically, the L-shaped connecting seat 81 is mounted at the middle position of the upper end of the bottom plate 12 through a square head bolt 86; the square head bolt 86 is in threaded connection with the bottom plate 12; the upper ends of the sliding blocks 84 are respectively pivoted at the middle position inside the lower end of the buffer rod 16.
In this embodiment, specifically, the lower end of the T-shaped shock-absorbing rod 91 is bolted to the middle position of the upper end of the sliding plate 95; the upper end of the shock absorbing spring 94 is in contact with the middle of the lower end of the sliding plate 95.
In this embodiment, specifically, the upper ends of the T-shaped shock-absorbing rods 91 are respectively bolted to the four corners of the lower ends of the first bridge body 1 and the second bridge body 2; the lower ends of the fixed pipes 92 are respectively bolted at four corners of the upper end of the bottom plate 12.
Principle of operation
In the invention, when in use, the bridge is built at a proper position, the first bridge body 1 and the second bridge body 2 are fixed, the connecting plate 64 is pulled by the fixing spring 62 in the using process, then the fixing rod 65 drives the first bridge body 1 and the second bridge body 2 to move towards the middle, the distance between the first bridge body 1 and the second bridge body 2 is conveniently reduced in the shock absorption process, the use is prevented from being influenced by overlarge gaps, the second hanging block 72 and the hanging rod 74 are pulled by the traction spring 73 in the shock absorption and buffering process, and then the first bridge body 1 and the second bridge body 2 are respectively connected by the traction seat 71, so that the first bridge body 1 and the second bridge body 2 are pulled in the shock absorption process, and simultaneously, when the upper ends of the first bridge body 1 and the second bridge body 2 are stressed in the using process, the inverted U-shaped seat 10 and the buffer rod 16 are pushed to move downwards, then promote sliding block 84 and remove to the left and right sides, promote buffer spring 83 simultaneously and contract, then carry out buffering work to first pontic 1 and second pontic 2, at the in-process that cushions first pontic 1 and second pontic 2, make first pontic 1 and second pontic 2 promote T type shock absorber rod 91 and remove downwards, promote sliding plate 95 and shock absorber spring 94 at the in-process that T type shock absorber rod 91 removed and remove, carry out secondary shock attenuation work, the convenient in-process that uses improves the shock attenuation effect of bridge, and then accomplish bridge buffering shock attenuation work.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (8)
1. A buffering and damping device for a highway bridge comprises a first bridge body (1), a second bridge body (2), a T-shaped supporting rod (3), a first threaded hole (4), a second threaded hole (5), a pluggable locking support frame structure (6), a hitchable rotary traction seat structure (7), a slidable reset buffer frame structure (8), a slidable buffer tube structure (9), an inverted U-shaped seat (10), a splicing shaft (11), a bottom plate (12), a connecting groove (13), a first pushing spring (14), a splicing rod (15) and a buffer rod (16), wherein the second bridge body (2) is arranged on the right side of the first bridge body (1); the T-shaped support rods (3) are respectively connected to the left and right sides of the front of the lower ends of the first bridge body (1) and the second bridge body (2) and the left and right sides of the back of the lower ends of the first bridge body and the second bridge body through bolts; the first threaded holes (4) are formed in the left side and the right side of the first bridge body (1); the second threaded holes (5) are respectively formed in the left side and the right side of the second bridge body (2); the inverted U-shaped seat (10) is respectively connected to the four corners of the lower ends of the first bridge body (1) and the second bridge body (2) through bolts; the inserting shafts (11) are respectively inserted in the middle positions inside the front surface of the inverted U-shaped seat (10); the connecting grooves (13) are respectively arranged in the middle positions of the inner parts of the left side and the right side of the bottom plate (12); the first pushing springs (14) are respectively sleeved at the lower parts of the outer walls of the T-shaped supporting rods (3); the inserting rod (15) penetrates through the middle position inside the lower end of the T-shaped supporting rod (3) and penetrates through the middle position inside the connecting groove (13) respectively; the upper ends of the buffer rods (16) are respectively connected with the middle position of the lower end of the plug-in connecting shaft (11) through bolts; the highway bridge buffering and damping device is characterized in that the pluggable locking support frame structure (6) in the highway bridge buffering and damping device is arranged between the first bridge body (1) and the second bridge body (2); the hitchable rotary traction seat structure (7) is respectively arranged on the front surface and the rear surface of the first bridge body (1) and the second bridge body (2); the slidable reset buffer frame structure (8) is arranged at the upper end of the bottom plate (12); the slidable shock absorbing pipe structures (9) are respectively arranged on the left side and the right side of the lower ends of the first bridge body (1) and the second bridge body (2); the pluggable locking support frame structure (6) comprises a T-shaped connecting frame (61), a fixing spring (62), a first hanging block (63), a connecting plate (64), a fixing rod (65) and a square-head nut (66), wherein the fixing spring (62) sequentially penetrates through the T-shaped connecting frame (61) from top to bottom; the first hanging and connecting blocks (63) are sequentially connected to the left side and the right side of the connecting plate (64) through bolts from top to bottom; two ends of the fixed spring (62) respectively penetrate through the middle position inside the first hanging block (63); the fixing rods (65) are respectively coupled to the upper parts of the left side and the right side of the connecting plate (64) and the lower parts of the left side and the right side; the square-head nuts (66) are respectively in threaded connection with the outer wall of the fixing rod (65).
2. The road bridge buffer damping device according to claim 1, wherein the hitchable rotary traction seat structure (7) comprises a traction seat (71), a second hitching block (72), a traction spring (73), a hitching rod (74) and an adjusting pipe (75), wherein the second hitching block (72) is respectively bolted at the middle position of the left side and the right side of the traction seat (71); one end of the traction spring (73) is respectively hung at the middle position in the second hanging block (72); the other end of the traction spring (73) is respectively hung in the middle of the inner parts of the two ends of the hanging rod (74); the hanging and connecting rods (74) are respectively in threaded connection with the middle positions inside the left side and the right side of the adjusting pipe (75).
3. The road bridge damping device according to claim 1, wherein the slidable reset buffer frame structure (8) comprises an L-shaped connecting seat (81), a fixed supporting rod (82), a buffer spring (83), a sliding block (84), a second pushing spring (85) and a square-head bolt (86), wherein two ends of the fixed supporting rod (82) are respectively bolted at the middle positions of the left side and the right side of the L-shaped connecting seat (81); the buffer springs (83) are respectively sleeved on the outer walls of the two ends of the fixed supporting rod (82); the sliding blocks (84) are respectively sleeved at the middle positions of the left side and the right side of the outer wall of the fixed supporting rod (82) in a sliding manner; the second pushing spring (85) is sleeved in the middle of the outer wall of the fixed supporting rod (82); the square-head bolts (86) penetrate through the middle position inside the L-shaped connecting seat (81) respectively.
4. The road bridge buffer damping device according to claim 1, wherein the slidable damping tube structure (9) comprises a T-shaped damping rod (91), a fixed tube (92), a sliding hole (93), a damping spring (94) and a sliding plate (95), the lower end of the T-shaped damping rod (91) is inserted in the middle position inside the upper end of the fixed tube (92); the sliding holes (93) are respectively formed in the upper parts of the left side and the right side of the fixed pipe (92); the damping spring (94) is inserted into the bottom end of the inner part of the fixed pipe (92); the sliding plate (95) penetrates through the sliding hole (93) in a sliding mode.
5. The road bridge beam buffering and damping device as claimed in claim 1, wherein the fixing rod (65) is respectively screwed in the middle position of the inside of the first threaded hole (4) and the second threaded hole (5); the square-head nut (66) is respectively arranged in contact with the first bridge body (1) and the second bridge body (2); the T-shaped connecting frame (61) is arranged between the first bridge body (1) and the second bridge body (2).
6. The road bridge damping device according to claim 2, wherein the traction seats (71) are respectively bolted to the left and right sides of the front surface and the left and right sides of the rear surface of the first bridge body (1) and the second bridge body (2); the hanging and connecting rod (74) and the adjusting pipe (75) are respectively arranged in front of and behind the joint of the first bridge body (1) and the second bridge body (2).
7. The road bridge damping device as claimed in claim 3, wherein the L-shaped connecting seat (81) is installed at a middle position of the upper end of the bottom plate (12) by a square head bolt (86); the square-head bolt (86) is in threaded connection with the bottom plate (12); the upper ends of the sliding blocks (84) are respectively pivoted at the middle position in the lower end of the buffer rod (16).
8. The road bridge damping device as claimed in claim 4, wherein the upper ends of the T-shaped damping rods (91) are respectively bolted to the four corners of the lower ends of the first bridge body (1) and the second bridge body (2); the lower ends of the fixed pipes (92) are respectively connected to four corners of the upper end of the bottom plate (12) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110819925.9A CN113622286A (en) | 2021-07-20 | 2021-07-20 | Public road bridge roof beam buffering damping device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110819925.9A CN113622286A (en) | 2021-07-20 | 2021-07-20 | Public road bridge roof beam buffering damping device |
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| CN113622286A true CN113622286A (en) | 2021-11-09 |
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| CN202110819925.9A Pending CN113622286A (en) | 2021-07-20 | 2021-07-20 | Public road bridge roof beam buffering damping device |
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| US5078529A (en) * | 1991-02-19 | 1992-01-07 | Construction Specialties, Inc. | Seismic expansion joint cover |
| CN208668242U (en) * | 2018-06-29 | 2019-03-29 | 李利祥 | A kind of antidetonation bridge frame |
| CN209555761U (en) * | 2019-01-18 | 2019-10-29 | 盛年科技有限公司 | A kind of bridge expanssion joint damper mechanism |
| CN210561676U (en) * | 2019-04-10 | 2020-05-19 | 中国市政工程中南设计研究总院有限公司 | Public road bridge roof beam buffering damping device |
| CN211256625U (en) * | 2019-09-12 | 2020-08-14 | 贺海宽 | Combined spliced damping bridge structure |
| CN211547295U (en) * | 2020-01-13 | 2020-09-22 | 王敏 | Vibration damper for bridge widening construction |
| CN112391944A (en) * | 2020-11-24 | 2021-02-23 | 中建四局第三建设有限公司 | Bridge expansion joint device |
-
2021
- 2021-07-20 CN CN202110819925.9A patent/CN113622286A/en active Pending
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| US5078529A (en) * | 1991-02-19 | 1992-01-07 | Construction Specialties, Inc. | Seismic expansion joint cover |
| CN208668242U (en) * | 2018-06-29 | 2019-03-29 | 李利祥 | A kind of antidetonation bridge frame |
| CN209555761U (en) * | 2019-01-18 | 2019-10-29 | 盛年科技有限公司 | A kind of bridge expanssion joint damper mechanism |
| CN210561676U (en) * | 2019-04-10 | 2020-05-19 | 中国市政工程中南设计研究总院有限公司 | Public road bridge roof beam buffering damping device |
| CN211256625U (en) * | 2019-09-12 | 2020-08-14 | 贺海宽 | Combined spliced damping bridge structure |
| CN211547295U (en) * | 2020-01-13 | 2020-09-22 | 王敏 | Vibration damper for bridge widening construction |
| CN112391944A (en) * | 2020-11-24 | 2021-02-23 | 中建四局第三建设有限公司 | Bridge expansion joint device |
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