CN112681120A - Elastic iron base plate vibration reduction support for bridge and building structural engineering and installation method - Google Patents
Elastic iron base plate vibration reduction support for bridge and building structural engineering and installation method Download PDFInfo
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- CN112681120A CN112681120A CN202011483401.9A CN202011483401A CN112681120A CN 112681120 A CN112681120 A CN 112681120A CN 202011483401 A CN202011483401 A CN 202011483401A CN 112681120 A CN112681120 A CN 112681120A
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Abstract
The invention relates to an elastic iron backing plate vibration-damping support for bridge and building structural engineering and a mounting method thereof, wherein the support comprises a support, an elastic iron backing plate assembly is fixedly connected to the support through a screw, and the elastic iron backing plate assembly comprises an upper steel plate and a lower steel plate; according to the invention, the elastic iron backing plate assembly is added between the support and the anchor, so that in the actual working process, the support can effectively relieve the impact influence of the dynamic load, thereby reducing the stress fatigue of the bridge and the building structure body, delaying the crack expansion, and prolonging the service life of the bridge and the building structure engineering body; and, certain rotation can be realized to elasticity iron backing plate subassembly to make the support have certain turnability, simultaneously, the structural design of elasticity iron backing plate subassembly is reasonable, and high design is less, thereby in the use of reality, both played the effect of buffering dynamic load, prevent the influence of elasticity iron backing plate subassembly to bridge and building again, thereby has higher practical value.
Description
Technical Field
The invention relates to the technical field, in particular to an elastic iron base plate vibration reduction support for bridge and building structural engineering and an installation method.
Background
The basin-type rubber bearing and the spherical bearing are the most widely applied bearings in current bridge engineering, and have the functions of uniformly transmitting the concentrated counter force of a beam end pivot to an abutment and simultaneously ensuring that a bridge span structure can adapt to deformation caused by the change when bearing load or temperature change, namely free rotation of an end part and horizontal expansion of one end, and basically belong to the static force category. But the existing pot-type rubber support and spherical support and other steel supports can not effectively relieve the vibration influence of dynamic load, thereby aggravating the generation and the expansion of cracks of the bridge and the building structure engineering body. In order to solve the problems, the invention provides an elastic iron base plate damping support for bridge and building structural engineering and an installation method.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects of the prior art, adapt to practical requirements, and provide an elastic iron base plate vibration-damping support for bridge and building structural engineering and an installation method thereof so as to solve the technical problems.
(2) Technical scheme
In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:
bridge and for building structure engineering elasticity iron tie plate damping support, the on-line screen storage device comprises a support, be connected with elasticity iron tie plate subassembly through screw fixed connection on the support, elasticity iron tie plate subassembly includes steel sheet and lower steel sheet, the lower extreme of going up the steel sheet is provided with rotatory damper assembly, and the rotatable setting of rotatory damper assembly is in the swivelling joint of offering down on the steel sheet, the fixed spacing subassembly of a plurality of that is provided with on rotatory damper assembly's the lateral wall, and the spacing subassembly of a plurality of slides and sets up in the swivelling joint, the swivelling joint is offered under on the steel sheet, and still is provided with a plurality of locating hole down on the steel sheet, the locating hole matches the setting with spacing subassembly quantity, and locating hole and swivelling.
Further, spacing subassembly is including removing limiting plate and shifting chute, remove the limiting plate activity and peg graft in the shifting chute, and the shifting chute is seted up on fixed limiting plate, fixed limiting plate is fixed to be set up on rotatory damper's lateral wall, the one end fixedly connected with No. two supporting spring's that the shifting chute is located the shifting chute one end, and No. two supporting spring's other end fixed connection is on the cell wall of shifting chute.
Further, the rotary damping component comprises an upper damping plate, a lower damping plate and an elastic layer, the upper damping plate and the lower damping plate are connected through the elastic layer, the upper damping plate is arranged to be of a T-shaped structure, the lower damping plate is arranged to be of a groove-shaped structure, a first threaded rod is fixedly connected to the upper end surface of the lower damping plate, a first internal threaded pipe is sleeved on an external thread of the first threaded rod, a first rotating shaft is fixedly connected to the upper end of the first internal threaded pipe, the first rotating shaft is rotatably arranged on the top wall of a first mounting groove formed in the upper damping plate, a supporting plate is fixedly sleeved outside the first threaded rod, a touch rod is fixedly connected to the upper end of the supporting plate, the touch rod is movably inserted into the sealing box and fixedly arranged on the top wall of the first mounting groove, and a piston is fixedly connected to one end of the touch rod located in the sealing box, and the piston is movably arranged in the seal box.
Furthermore, a plurality of first limiting rods are fixedly connected to the edge of the upper end face of the bearing plate, the first limiting rods are movably inserted into the first limiting grooves, the first limiting grooves are formed in the upper damping plate, a first supporting spring is wound and connected outside the first limiting rods, and two ends of the first supporting spring are fixedly connected to the side wall of the first limiting rods and the lower end face of the upper damping plate respectively.
Further, a support assembly is arranged in the rotary shock absorption assembly.
Further, the support component comprises a second internal thread pipe and a second rotating shaft, the second internal thread pipe is movably arranged in a second mounting groove formed in the upper damping plate, the second rotating shaft is fixedly arranged at the upper end of the second internal thread pipe, the second rotating shaft is rotatably arranged on the top wall of the second mounting groove, one end of a traction steel rope is wound and connected on the outer side wall of the second internal thread pipe, the other end of the traction steel rope is wound and connected on the outer side wall of the first internal thread pipe, a second threaded rod is connected in the second internal thread pipe in a threaded manner, a rectangular rod is fixedly connected at the lower end of the second threaded rod, the rectangular rod is movably inserted and connected on the transverse baffle, the transverse baffle is fixedly arranged on the second mounting groove, a third support spring is wound and connected outside the rectangular rod, and two ends of the third support spring are respectively and fixedly connected on the side wall of the rectangular rod and the upper end face of the transverse baffle, the lower extreme fixedly connected with backup pad of rectangle pole, and the lower extreme fixedly connected with a plurality of supporting spring No. four of a backup pad, No. four supporting spring's lower extreme fixed connection is on the up end of backup pad No. two.
Further, the number of the fourth supporting springs is six.
Furthermore, a plurality of second limiting rods are fixedly connected to the edge of the upper end face of the second supporting plate, the second limiting rods are movably inserted into the second limiting grooves, the second limiting grooves are formed in the upper damping plate, five supporting springs are wound outside the second limiting rods, and two ends of each five supporting spring are fixedly connected to the side wall of the second limiting rod and the lower end face of the upper damping plate respectively.
Furthermore, the number of No. two gag lever posts sets up to three, and No. two three gag lever posts set up about No. two backup pads equidistance annular.
Furthermore, the elastic iron backing plate assemblies are arranged in two, the two elastic iron backing plate assemblies are respectively arranged above and below the support, the elastic iron backing plate assemblies are fixed with the support through a screw, the upper end of each elastic iron backing plate assembly is fixedly connected with the upper anchor plate through a second screw, and the lower end of each elastic iron backing plate assembly is fixedly connected with the lower anchor plate through a third screw.
(3) Has the advantages that:
A. according to the invention, the elastic iron backing plate assembly is added between the support and the anchor, so that in the actual working process, the support can effectively relieve the impact influence of the dynamic load, thereby reducing the stress fatigue of the bridge and the building structure body, delaying the crack expansion, and prolonging the service life of the bridge and the building structure engineering body; and, certain rotation can be realized to elasticity iron backing plate subassembly to make the support have certain turnability, simultaneously, the structural design of elasticity iron backing plate subassembly is reasonable, and high design is less, thereby in the use of reality, both played the effect of buffering dynamic load, prevent the influence of elasticity iron backing plate subassembly to bridge and building again, thereby has higher practical value.
B. When the elastic iron backing plate assembly is specifically designed, the elastic iron backing plate assembly consists of an upper steel plate, a lower steel plate, a rotary damping assembly and a rotary hole, so that the upper steel plate and the lower steel plate can rotate relatively, the support can rotate locally, and in the design process, in order to play a better installation limiting role, a combined structure of a positioning hole, a rotary groove and a limiting assembly is further arranged, so that the rotary damping assembly and the upper steel plate can rotate relatively, the rotary damping assembly can be limited in the rotary hole, and the rotary damping assembly and the lower steel plate are prevented from being separated from each other.
C. In addition, when the damping assembly is arranged, in order to realize effective damping effect, the rotary damping assembly comprises a combined structure of the upper damping plate, the lower damping plate and the elastic layer, the combined structure can effectively play a role in damping dynamic load, specifically, when the upper damping plate and the lower damping plate move relatively, the gas stored in the cavity between the upper damping plate and the lower damping plate can play a role in buffering the dynamic load under the action of extrusion, and meanwhile, the elastic layer can also play a role in buffering the dynamic load.
D. When relative motion takes place for last shock attenuation board and lower shock attenuation board, can make the conflict pole take the piston to move in the seal box, thereby change the atmospheric pressure of piston top in the seal box, and simultaneously, can take a gag lever post to a spacing inslot motion, this in-process, supporting spring is compressed, consequently under the dual function of atmospheric pressure and a supporting spring elasticity, both can play the effect of buffering dynamic load, can play the spacing effect of direction again, guarantee to go up shock attenuation board and shock attenuation board down and only move in the vertical direction, thereby can play the effect to elasticity iron tie plate subassembly protection.
E. When a threaded rod moves in to an internal thread pipe, can make an internal thread pipe take place to rotate, the rotation of an internal thread pipe can make supporting component take place to move, and supporting component's motion both can play the effect of buffering dynamic load, can play the effect of spacing support again, ensures to go up the shock attenuation board and only moves in the vertical direction with the motion of lower shock attenuation board.
Drawings
FIG. 1 is a schematic structural view of an embodiment of an elastic iron backing plate vibration damping support and an installation method for bridge and building structural engineering of the invention;
FIG. 2 is a schematic view of a partially enlarged structure of an elastic iron backing plate vibration damping support for bridge and building structural engineering and an installation method of the elastic iron backing plate vibration damping support for bridge and building structural engineering in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure A in FIG. 2 of the elastic iron backing plate vibration damping support for bridge and building structural engineering and the installation method of the invention;
FIG. 4 is a schematic view of an enlarged structure of an elastic iron backing plate vibration damping support for bridge and building structural engineering and a mounting method of the support backing plate in FIG. 2;
FIG. 5 is an enlarged schematic view of the structure B in FIG. 2, illustrating the elastic iron backing plate vibration damping support for bridge and building structural engineering and the installation method of the invention;
FIG. 6 is a partially enlarged structural view of the elastic iron backing plate vibration damping support for bridge and building structural engineering and the installation method thereof shown in FIG. 2.
The reference numbers are as follows:
Detailed Description
The invention will be further illustrated with reference to the following figures 1-6 and examples:
the invention discloses an elastic iron pad damping support for bridge and building structure engineering, which comprises a support 1, wherein an elastic iron pad component 2 is fixedly connected to the support 1 through screws, the elastic iron pad component 2 comprises an upper steel plate 21 and a lower steel plate 22, the lower end of the upper steel plate 21 is provided with a rotary damping component 23, the rotary damping component 23 is rotatably arranged in a rotary hole 24 formed in the lower steel plate 22, the side wall of the rotary damping component 23 is fixedly provided with a plurality of limiting components 27, the limiting components 27 are slidably arranged in a rotary groove 26, the rotary groove 26 is formed in the lower steel plate 22, the lower steel plate 22 is also provided with a plurality of positioning holes 25, the positioning holes 25 are matched with the limiting components 27 in number, and the positioning holes 25 are communicated with the rotary groove 26, the elastic iron pad component 2 is added between the support and an anchor, so that the impact influence of dynamic load can be effectively relieved by the support in the actual working process, thereby reducing the stress fatigue of the bridge and the building structure body, delaying the expansion of cracks and prolonging the service life of the bridge and the building structure engineering body; and, certain rotation can be realized to elasticity iron backing plate subassembly 2 to make the support have certain turnability, simultaneously, the structural design of elasticity iron backing plate subassembly 2 is reasonable, and high design is less, thereby in the use of reality, both played the effect of buffering dynamic load, prevent the influence of elasticity iron backing plate subassembly 2 to bridge and building again, thereby has higher practical value.
In this embodiment, the limiting component 27 includes a moving limiting plate 271 and a moving groove 272, the moving limiting plate 271 is movably inserted into the moving groove 272, the moving groove 272 is opened on the fixed limiting plate 273, the fixed limiting plate 273 is fixedly disposed on the sidewall of the rotating damping component 23, one end of the moving limiting plate 271 located in the moving groove 272 is fixedly connected with one end of a second supporting spring 274, and the other end of the second supporting spring 274 is fixedly connected on the groove wall of the moving groove 272.
In this embodiment, the rotating damping assembly 23 includes an upper damping plate 231, a lower damping plate 232 and an elastic layer 233, the upper damping plate 231 and the lower damping plate 232 are connected through the elastic layer 233, the upper damping plate 231 is configured as a T-shaped structure, the lower damping plate 232 is configured as a groove-shaped structure, a first threaded rod 234 is fixedly connected to an upper end surface of the lower damping plate 232, a first internal threaded pipe 235 is externally threaded and sleeved on the first threaded rod 234, a first rotating shaft 236 is fixedly connected to an upper end of the first internal threaded pipe 235, the first rotating shaft 236 is rotatably disposed on a top wall of a first mounting groove 237 formed on the upper damping plate 231, a supporting plate 238 is fixedly sleeved outside the first threaded rod 234, an abutting rod 239 is fixedly connected to an upper end of the supporting plate 238, the abutting rod 239 is movably inserted into a sealing box 2311, the sealing box 2311 is fixedly disposed on the top wall of the first mounting groove 237, a piston 2310 is fixedly connected to an end of the abutting rod 239 located in the, the piston 2310 is movably arranged in the seal box 2311, a plurality of first limiting rods 2312 are fixedly connected to the edge of the upper end face of the supporting plate 238, the first limiting rods 2312 are movably inserted in the first limiting grooves 2314, the first limiting grooves 2314 are formed in the upper damping plate 231, a first supporting spring 2313 is wound and connected outside the first limiting rods 2312, two ends of the first supporting spring 2313 are fixedly connected to the side wall of the first limiting rod 2312 and the lower end face of the upper damping plate 231 respectively, and in order to achieve an effective damping effect during arrangement, the rotary damping assembly 23 comprises a combined structure of the upper damping plate 231, the lower damping plate 232 and the elastic layer 233, the combined structure can effectively achieve an effect of reducing dynamic loads, particularly, when the upper damping plate 231 and the lower damping plate 232 move relatively, air can be stored in a cavity between the upper damping plate 231 and the lower damping plate 232, gaseous under the effect by the extrusion, can play the effect of buffering dynamic load, and simultaneously, the setting of elastic layer 233, also can play the effect of buffering dynamic load, simultaneously, when last shock attenuation board 231 takes place relative motion with lower shock attenuation board 232, can make the feeler lever 239 take piston 2310 to move in seal box 2311, thereby change the atmospheric pressure of piston 2310 top in seal box 2311, and simultaneously, can take a gag lever post 2312 to a spacing groove 2314 internal motion, in the process, supporting spring 2313 is compressed, consequently under the dual function of atmospheric pressure and a supporting spring 2313 elasticity, both can play the effect of buffering dynamic load, can play the spacing effect of direction again, guarantee that last shock attenuation board 231 and lower shock attenuation board 232 only move in the vertical direction, thereby can play the effect to the protection of elasticity iron tie plate subassembly 2.
In this embodiment, a supporting member 5 is disposed in the rotating damping member 23, the supporting member 5 includes a second internally threaded tube 51 and a second rotating shaft 52, the second internally threaded tube 51 is movably disposed in a second mounting groove 53 formed in the upper damping plate 231, the second rotating shaft 52 is fixedly disposed at the upper end of the second internally threaded tube 51, the second rotating shaft 52 is rotatably disposed on the top wall of the second mounting groove 53, one end of a traction cable 514 is wound and connected on the outer side wall of the second internally threaded tube 51, the other end of the traction cable 514 is wound and connected on the outer side wall of the first internally threaded tube 235, a second threaded rod 54 is connected in the second internally threaded tube 51, a rectangular rod 55 is fixedly connected at the lower end of the second threaded rod 54, the rectangular rod 55 is movably inserted and connected to a transverse baffle 56, the transverse baffle 56 is fixedly disposed on the second mounting groove 53, a third supporting spring 57 is wound and connected outside the rectangular rod 55, two ends of a third supporting spring 57 are respectively fixedly connected to the side wall of the rectangular rod 55 and the upper end surface of the transverse baffle 56, the lower end of the rectangular rod 55 is fixedly connected with a first supporting plate 58, the lower end of the first supporting plate 58 is fixedly connected with a plurality of fourth supporting springs 59, the lower ends of the fourth supporting springs 59 are fixedly connected to the upper end surface of a second supporting plate 510, the edge of the upper end surface of the second supporting plate 510 is fixedly connected with a plurality of second limiting rods 511, the second limiting rods 511 are movably inserted into second limiting grooves 513, the second limiting grooves 513 are formed in the upper damping plate 231, the second limiting rods 511 are externally wound and connected with fifth supporting springs 512, two ends of the fifth supporting springs 512 are respectively fixedly connected to the side wall of the second limiting rods 511 and the lower end surface of the upper damping plate, when the first threaded rod 234 moves towards the first internal threaded pipe 235, the first internal threaded pipe 235 can rotate, the rotation of the first internal threaded pipe 235 can make the supporting component 5 move, and the movement of the supporting component 5 can play a role in buffering dynamic load and also can play a role in limiting support, so that the movement of the upper damping plate 231 and the lower damping plate 232 is ensured to move only in the vertical direction.
In this embodiment, the number of the fourth supporting springs 59 is six, so that the better buffering function and the better supporting function can be achieved.
In this embodiment, the number of the second limiting rods 511 is three, and the three second limiting rods 511 are annularly arranged at equal intervals with respect to the second supporting plate 510, so that the arrangement can achieve a better limiting effect.
In this embodiment, the number of the elastic iron base plate assemblies 2 is two, the two elastic iron base plate assemblies 2 are respectively arranged above and below the support 1, the elastic iron base plate assemblies 2 and the support 1 are fixed through a screw, the upper end of the elastic iron base plate assembly 2 above is fixedly connected with the upper anchorage plate 3 through a second screw, and the lower end of the elastic iron base plate assembly 2 below is fixedly connected with the lower anchorage plate 4 through a third screw.
The dynamic load buffering process of the invention is as follows:
under the action of the dynamic load, the upper steel plate 21 and the lower steel plate 22 can move relatively, meanwhile, the upper damping plate 231 and the lower damping plate 232 can move relatively, when the upper damping plate and the lower damping plate move relatively, gas between the upper damping plate and the lower damping plate can be compressed, so that the buffer effect can be achieved under the action of the air pressure, and meanwhile, when the upper damping plate and the lower damping plate move relatively, the elastic layer 233 can be compressed, so that the buffer effect can be achieved under the action of the elastic layer 233;
when the upper damping plate 231 and the lower damping plate 232 move relatively, the first threaded rod 234 moves towards the first internal threaded pipe 235, the first threaded rod 234 moves to drive the contact rod 239 to move towards the inside of the seal box 2311, so that the piston 2310 moves towards the inside of the seal box 2311, the piston 2310 moves to compress gas above the piston 2310, so that the effect of buffering dynamic load can be achieved under the action of air pressure, and the first limiting rod 2312 also moves towards the inside of the first limiting groove 2314 when the supporting plate 238 moves upwards, so that the first supporting spring 2313 is compressed in the moving process, and the effect of buffering dynamic load can be achieved under the action of the elastic force of the first supporting spring 2313; meanwhile, the first limiting rod 2312 moves into the first limiting groove 2314 and the contact rod 239 moves into the seal box 2311, so that the limiting and guiding effects can be achieved, the movement directions of the upper damping plate 231 and the lower damping plate 232 are limited, and particularly, the upper damping plate 231 and the lower damping plate 232 are ensured to move only in the vertical direction;
because the first threaded rod 234 is in threaded connection with the first internal threaded tube 235, the movement of the first threaded rod 234 can enable the first internal threaded tube 235 to rotate, the rotation of the first internal threaded tube 235 can drive the traction steel rope 514 to wind, the movement of the traction steel rope 514 can pull the second internal threaded tube 51 to rotate, the rotation of the second internal threaded tube 51 is in threaded connection with the second threaded rod 54, so that the second threaded rod 54 can move downwards, the second threaded rod 54 can play a limiting role due to the arrangement of the rectangular rod 55 in the movement process, the second threaded rod 54 is ensured to move only in the vertical direction, the second threaded rod 54 is prevented from rotating, and thus the rectangular rod 55 and the first supporting plate 58 can be pushed to move downwards along with the downward movement of the second threaded rod 54 in the direction of the damping plate 232, can push away shock attenuation board 232 under No. two backup pads 510 conflicts through No. four supporting spring 59, in this process, can make No. four supporting spring 59 compressed, thereby under the effect of No. four supporting spring 59 elasticity, play the effect of buffering dynamic load, and simultaneously, when a backup pad 58 and No. two backup pads 510 take place relative motion, can make No. two gag lever post 511 to No. two spacing inslots 513 internal motion, in this motion process, both make No. five supporting spring 512 compressed, thereby under the effect of elasticity, play the effect of buffering dynamic load, and simultaneously, through the combination of No. two gag lever posts 511 and No. two spacing lots 513 again, play the effect of spacing direction.
The invention has the beneficial effects that:
according to the invention, the elastic iron backing plate component 2 is added between the support and the anchorage, so that in the actual working process, the support can effectively relieve the impact influence of dynamic load, thereby reducing the stress fatigue of the bridge and the building structure body, delaying the crack expansion, and prolonging the service life of the bridge and the building structure engineering body; and, certain rotation can be realized to elasticity iron backing plate subassembly 2 to make the support have certain turnability, simultaneously, the structural design of elasticity iron backing plate subassembly 2 is reasonable, and high design is less, thereby in the use of reality, both played the effect of buffering dynamic load, prevent the influence of elasticity iron backing plate subassembly 2 to bridge and building again, thereby has higher practical value.
In the specific design, the elastic iron backing plate component 2 consists of an upper steel plate 21, a lower steel plate 22, a rotary damping component 23 and a rotary hole 24, and the arrangement can enable the upper steel plate 21 and the lower steel plate 22 to rotate relatively, so that the support 1 can realize local rotation, and in the design, in order to play a better mounting and limiting role, the invention also provides a combined structure of a positioning hole 25, a rotary groove 26 and a limiting component 27, so that the rotary damping component 23 and the upper steel plate 21 can be ensured to rotate relative to the lower steel plate 22, the rotary damping component 23 can be limited in the rotary hole 24, and the rotary damping component 23 and the lower steel plate 22 are prevented from being separated from each other.
In addition, during the setting, in order to realize an effective damping effect, the rotating damping component 23 of the present invention includes a combined structure of the upper damping plate 231, the lower damping plate 232 and the elastic layer 233, and the combined structure can effectively play a role of damping the dynamic load, specifically, when the upper damping plate 231 and the lower damping plate 232 move relatively, the gas stored in the cavity between the two can play a role of buffering the dynamic load under the action of being extruded, and meanwhile, the elastic layer 233 can also play a role of buffering the dynamic load.
When the upper damping plate 231 and the lower damping plate 232 move relatively, the contact rod 239 can drive the piston 2310 to move in the seal box 2311, so that the air pressure above the piston 2310 in the seal box 2311 is changed, meanwhile, the first limiting rod 2312 can be driven to move towards the first limiting groove 2314, in the process, the first supporting spring 2313 is compressed, and therefore under the dual effects of the air pressure and the elasticity of the first supporting spring 2313, the dynamic load buffering effect and the guiding and limiting effect can be achieved, the upper damping plate 231 and the lower damping plate 232 are ensured to move only in the vertical direction, and the effect of protecting the elastic iron backing plate assembly 2 can be achieved.
When a threaded rod 234 moves in to an internal thread pipe 235, can make an internal thread pipe 235 take place to rotate, the rotation of an internal thread pipe 235 can make supporting component 5 take place to move, and supporting component 5's motion both can play the effect of buffering dynamic load, can play spacing supporting's effect again, ensures that go up shock attenuation board 231 and shock attenuation board 232 motion down and only move on the vertical direction.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (10)
1. Bridge and building structure engineering are with elasticity iron backing plate damping support, including support (1), its characterized in that, be connected elasticity iron backing plate subassembly (2) through screw fixed on support (1), elasticity iron backing plate subassembly (2) include steel sheet (21) and lower steel sheet (22), the lower extreme of going up steel sheet (21) is provided with rotatory damper assembly (23), and rotatory damper assembly (23) rotatable setting in rotatory hole (24) of seting up on steel sheet (22) down, fixed being provided with a plurality of spacing subassembly (27) on the lateral wall of rotatory damper assembly (23), and a plurality of spacing subassembly (27) slide and set up in rotatory groove (26), rotatory groove (26) are seted up under on steel sheet (22), and still are provided with a plurality of locating hole (25) down on steel sheet (22), locating hole (25) and spacing subassembly (27) quantity match set up, and the positioning hole (25) is communicated with the rotating groove (26).
2. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 1, wherein: spacing subassembly (27) are including removing limiting plate (271) and shifting chute (272), remove limiting plate (271) activity and peg graft in shifting chute (272), and shifting chute (272) is seted up on fixed limiting plate (273), fixed limiting plate (273) is fixed to be set up on the lateral wall of rotatory damper (23), it is located the one end of the No. two supporting spring (274) of one end fixedly connected with in shifting chute (272) to remove limiting plate (271), and the other end fixed connection of No. two supporting spring (274) is on the cell wall of shifting chute (272).
3. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 1, wherein: the rotary damping component (23) comprises an upper damping plate (231), a lower damping plate (232) and an elastic layer (233), the upper damping plate (231) and the lower damping plate (232) are connected through the elastic layer (233), the upper damping plate (231) is arranged in a T-shaped structure, the lower damping plate (232) is arranged in a groove-shaped structure, a first threaded rod (234) is fixedly connected to the upper end surface of the lower damping plate (232), a first internal threaded pipe (235) is sleeved outside the first threaded rod (234), a first rotating shaft (236) is fixedly connected to the upper end of the first internal threaded pipe (235), the first rotating shaft (236) is rotatably arranged on the top wall of a first mounting groove (237) formed in the upper damping plate (231), a supporting plate (238) is sleeved outside the first threaded rod (234), and a touch rod (239) is fixedly connected to the upper end of the supporting plate (238), the contact rod (239) is movably inserted into the seal box (2311), the seal box (2311) is fixedly arranged on the top wall of the first mounting groove (237), one end, located in the seal box (2311), of the contact rod (239) is fixedly connected with a piston (2310), and the piston (2310) is movably arranged in the seal box (2311).
4. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 3, wherein: the upper end face edge of the bearing plate (238) is fixedly connected with a plurality of first limiting rods (2312), the first limiting rods (2312) are movably inserted into first limiting grooves (2314), the first limiting grooves (2314) are formed in the upper damping plate (231), the first limiting rods (2312) are wound and connected with first supporting springs (2313), and two ends of the first supporting springs (2313) are fixedly connected to the side wall of the first limiting rods (2312) and the lower end face of the upper damping plate (231) respectively.
5. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 3, wherein: and a support component (5) is arranged in the rotary damping component (23).
6. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 5, wherein: the supporting component (5) comprises a second internal thread pipe (51) and a second rotating shaft (52), the second internal thread pipe (51) is movably arranged in a second mounting groove (53) formed in the upper damping plate (231), the second rotating shaft (52) is fixedly arranged at the upper end of the second internal thread pipe (51), the second rotating shaft (52) is rotatably arranged on the top wall of the second mounting groove (53), one end of a traction steel rope (514) is wound and connected on the outer side wall of the second internal thread pipe (51), the other end of the traction steel rope (514) is wound and connected on the outer side wall of a first internal thread pipe (235), a second threaded rod (54) is connected in the second internal thread pipe (51), a rectangular rod (55) is fixedly connected at the lower end of the second threaded rod (54), the rectangular rod (55) is movably inserted into a transverse baffle plate (56), and the transverse baffle plate (56) is fixedly arranged on the second mounting groove (53), rectangle pole (55) outer winding is connected with supporting spring (57) No. three, and the both ends difference fixed connection of supporting spring (57) on the lateral wall of rectangle pole (55) and on the up end of horizontal baffle (56), a lower extreme fixedly connected with backup pad (58) of rectangle pole (55), and a plurality of supporting spring (59) No. four of the lower extreme fixedly connected with of backup pad (58), the lower extreme fixed connection of supporting spring (59) No. four is on the up end of backup pad (510) No. two.
7. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 6, wherein: the number of the fourth supporting springs (59) is six.
8. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 6, wherein: no. two gag lever post (511) of a plurality of fixedly connected with on the up end edge of No. two backup pad (510), and No. two gag lever post (511) activity pegs graft in No. two spacing grooves (513), No. two spacing grooves (513) are seted up on last shock attenuation board (231), No. two gag lever post (511) outer winding is connected with No. five supporting spring (512), and the both ends difference fixed connection of No. five supporting spring (512) on the lateral wall of No. two gag lever post (511) and on the lower terminal surface of last shock attenuation board (231).
9. The elastic iron pad vibration damping mount for bridges and building structural engineering of claim 8, wherein: the number of the second limiting rods (511) is three, and the three second limiting rods (511) are annularly arranged at equal intervals relative to the second supporting plate (510).
10. The method for mounting the elastic iron base plate vibration-damping support for the bridge and the building structural engineering, which is characterized by comprising the following steps of: the elastic iron pad plate assembly (2) is provided with two, the two elastic iron pad plate assemblies (2) are arranged above and below the support (1) respectively, the elastic iron pad plate assembly (2) and the support (1) are fixed through a screw, the upper end of the elastic iron pad plate assembly (2) is fixedly connected with the upper anchorage plate (3) through a screw II, and the lower end of the elastic iron pad plate assembly (2) is fixedly connected with the lower anchorage plate (4) through a screw III.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011483401.9A CN112681120A (en) | 2020-12-16 | 2020-12-16 | Elastic iron base plate vibration reduction support for bridge and building structural engineering and installation method |
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Cited By (1)
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| CN116463929A (en) * | 2023-04-21 | 2023-07-21 | 常州洲铁实业发展有限公司 | Under-pillow beam and application method thereof |
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Application publication date: 20210420 |