阅读说明：本技术 一种减震桥梁支座 (Shock attenuation bridge beam supports ) 是由 张瀚文 于 2021-08-17 设计创作，主要内容包括：本发明公开了一种减震桥梁支座,包括固定底板,所述固定底板的顶部固定连接有减震单元机构,所述减震单元机构的顶部固定连接有支撑顶板,所述固定底板上表面的中间处固定连接有塑胶隔板,所述塑胶隔板的边侧处固定连接有卸力板,所述卸力板远离塑胶隔板的一侧固定连接在减震单元机构的外表面处,所述固定底板的底部固定连接有传动板,所述固定底板的上表面固定连接有侧位缓震装置,且侧边缓震装置设置在固定底板的正下方,本发明涉及桥梁技术领域。该减震桥梁支座,通过塑胶隔板在固定底板的中间位置固定,使得卸力板在承受减震单元机构受到的重力下压时,可以保持中间位置的下沉稳定,达到提高装置下沉稳定性的效果。(The invention discloses a shock-absorbing bridge support which comprises a fixed base plate, wherein a shock-absorbing unit mechanism is fixedly connected to the top of the fixed base plate, a supporting top plate is fixedly connected to the top of the shock-absorbing unit mechanism, a plastic partition plate is fixedly connected to the middle of the upper surface of the fixed base plate, a force-releasing plate is fixedly connected to the side edge of the plastic partition plate, one side, far away from the plastic partition plate, of the force-releasing plate is fixedly connected to the outer surface of the shock-absorbing unit mechanism, a transmission plate is fixedly connected to the bottom of the fixed base plate, a side shock-absorbing device is fixedly connected to the upper surface of the fixed base plate, and the side shock-absorbing device is arranged right below the fixed base plate. This shock attenuation bridge beam supports is fixed at PMKD's intermediate position through the plastic baffle for unload the power board and when bearing the gravity that shock attenuation unit mechanism received and push down, can keep the sinking of intermediate position stable, reach the effect that improves the device stability of sinking.)

1. The utility model provides a shock attenuation bridge beam supports, includes PMKD (2), the top fixedly connected with shock attenuation unit mechanism (1) of PMKD (2), the top fixedly connected with of shock attenuation unit mechanism (1) supports roof (3), fixedly connected with plastic baffle (5), its characterized in that are located to the centre of PMKD (2) upper surface: the side of the plastic partition plate (5) is fixedly connected with a stress relief plate (4), and one side of the stress relief plate (4) far away from the plastic partition plate (5) is fixedly connected to the outer surface of the damping unit mechanism (1);

the bottom of the fixed bottom plate (2) is fixedly connected with a transmission plate (8), the upper surface of the fixed bottom plate (2) is fixedly connected with a side shock absorption device (6), the side shock absorption device (6) is arranged right below the fixed bottom plate (2), and a pull rod (7) is fixedly connected between opposite surfaces of the side shock absorption device (6);

the damping unit mechanism (1) comprises a damping ball device (13), a first groove (14) and a damping plate (12), the upper surface of the damping plate (12) is provided with the first groove (14), and the inner surface of the first groove (14) is fixedly connected with the damping ball device (13);

the cushioning ball device (13) comprises a corrugated ball shell (134) and a pressure-resistant shell (131), wherein the corrugated ball shell (134) is fixedly connected to the inner cavity of the pressure-resistant shell (131), and the corrugated ball shell (134) is arranged in the middle of the pressure-resistant shell (131).

2. The shock-absorbing bridge bearer according to claim 1, wherein: the top fixed connection of bradyseism ball device (13) is at the lower surface of roof support (3), plastic groove (17) have been seted up to the centre department of damping plate (12) upper surface, guiding gutter (16) have been seted up to the upper surface of damping plate (12), be linked together through guiding gutter (16) between plastic groove (17) and first recess (14) the opposite face.

3. The shock-absorbing bridge bearer according to claim 2, wherein: the bottom fixedly connected with of shock attenuation board (12) side pushes down arc board (11), the lower fixed surface who pushes down arc board (11) is connected with side position bradyseism device (6), the top fixedly connected with plasticity crown plate (15) of moulding groove (17).

4. The shock-absorbing bridge bearer according to claim 1, wherein: the upper end and the lower end of the pressure-resistant shell (131) are respectively fixedly connected to the bottom surface of the molding groove (17) and the lower surface of the supporting top plate (3), the upper side and the lower side of the pressure-resistant shell (131) are fixedly connected with built-in ball covers (132), and the surface of the pressure-resistant shell (131) close to one side of the diversion trench (16) is fixedly connected with a brittle buckle plate (135).

5. The shock-absorbing bridge bearer according to claim 4, wherein: the spring (133) is fixedly connected to the opposite surface of the built-in ball cover (132), the corrugated ball shell (134) is fixedly connected to one end, far away from the built-in ball cover (132), of the spring (133), and the spring (133) is arranged at the concave position of the outer surface of the corrugated ball shell (134).

6. The shock-absorbing bridge bearer according to claim 1, wherein: side position bradyseism device (6) are including side position resistance to compression body (61), side position resistance to compression body (61) bottom fixed connection is in the upper surface department of PMKD (2), built-in through-hole (63) have been seted up to the inside of side position resistance to compression body (61), the protruding board (64) of inner wall department fixedly connected with of built-in through-hole (63), protruding board (64) are close to one side fixedly connected with biography clamp plate (62) of shock attenuation unit mechanism (1).

7. The shock-absorbing bridge bearer according to claim 6, wherein: pass one end fixed connection that lug plate (64) was kept away from in clamp plate (62) and push down the lower surface of arc board (11), the right side fixed connection that passes clamp plate (62) is in the left side end of unloading board (4), the bottom fixedly connected with stop device (65) of built-in through-hole (63) inner chamber, the top fixed connection of built-in through-hole (63) inner chamber has elastic damping (66), the bottom fixed connection of elastic damping (66) is in the surface department that passes clamp plate (62).

8. The shock-absorbing bridge bearer according to claim 1, wherein: stop device (65) include limiting plate (651), second recess (652) have been seted up to the upper surface of limiting plate (651), the inside fixedly connected with side bend end stick (653) of second recess (652), inner wall department fixedly connected with spacing groove (654) of second recess (652).

Technical Field

The invention relates to the technical field of bridges, in particular to a damping bridge support.

Background

The bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation (displacement and corner) borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. The device comprises a fixed support and a movable support. The common support forms for bridge engineering include: felt or flat supports, plate rubber supports, ball supports, steel supports, special supports and the like.

Current bridge beam supports is when setting up, and bridge beam supports can both undertake decurrent pressure effect usually, but the shock attenuation bradyseism ability of oblique side is relatively poor, receives oblique side force when acting on at the bridge, and bridge beam supports department often can be because of the atress inhomogeneous, and lead to the support junction fracture, appear dangerously. Meanwhile, under the action of overload, the support cannot achieve the effective slowing-down function, so that dangerous accidents occur.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a damping bridge support, which solves the problem of poor damping and cushioning capacity of the inclined side of the bridge support.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a shock absorption bridge support comprises a fixed base plate, wherein a shock absorption unit mechanism is fixedly connected to the top of the fixed base plate, a supporting top plate is fixedly connected to the top of the shock absorption unit mechanism, a plastic partition plate is fixedly connected to the middle of the upper surface of the fixed base plate, a force unloading plate is fixedly connected to the side of the plastic partition plate, and one side, far away from the plastic partition plate, of the force unloading plate is fixedly connected to the outer surface of the shock absorption unit mechanism; the plastic partition plate is fixed in the middle of the fixed bottom plate, so that the stress relief plate can keep the sinking stability of the middle when the stress relief plate bears the downward pressing of the gravity of the damping unit mechanism, and the effect of improving the sinking stability of the device is achieved.

The bottom of the fixed bottom plate is fixedly connected with a transmission plate, the upper surface of the fixed bottom plate is fixedly connected with a side shock absorption device, the side shock absorption device is arranged right below the fixed bottom plate, and a pull rod is fixedly connected between opposite surfaces of the side shock absorption device; through the setting of pull rod between the opposite face of side position bradyseism device, when side position bradyseism device takes place for a long time to drop, the pull rod can reach the effect of guaranteeing bridge beam supports integrality, improves bridge beam supports security ability.

The damping unit mechanism comprises a damping ball device, a first groove and a damping plate, the upper surface of the damping plate is provided with the first groove, and the inner surface of the first groove is fixedly connected with the damping ball device;

the cushioning ball device comprises a corrugated ball shell and a pressure-resistant shell, the corrugated ball shell is fixedly connected to the inner cavity of the pressure-resistant shell, and the corrugated ball shell is arranged in the middle of the pressure-resistant shell. The non-Newtonian fluid with higher consistency is arranged in the corrugated spherical shell, and the corrugated spherical shell can provide complete and equivalent supporting force action for the periphery in the process that the bridge support is under pressure, so that the stability of the internal supporting force of the bridge support is ensured, and the service life of the bridge support is prolonged.

Preferably, the top fixed connection of bradyseism ball device is at the lower surface of roof support, the plastic groove has been seted up to the middle department of damping plate upper surface, the guiding gutter has been seted up to the upper surface of damping plate, be linked together through the guiding gutter between plastic groove and the first recess opposite face.

Preferably, the bottom fixedly connected with of shock attenuation board side pushes down the arc board, the lower fixed surface who pushes down the arc board is connected with side position bradyseism device, the top fixedly connected with plasticity crown plate in plastic groove. When the bridge beam supports receive super load pressure, the ripple spherical shell can produce and burst for inside non-Newtonian fluid assaults to flow into the type of moulding groove through the guiding gutter, realizes the effect that device core holding power increases, when preventing super load effect, collapse of bridge beam supports, cause danger.

Preferably, the upper end and the lower end of the pressure-resistant shell are respectively fixedly connected to the bottom surface of the plastic groove and the lower surface of the supporting top plate, the upper side and the lower side of the pressure-resistant shell are fixedly connected with built-in spherical covers, and the pressure-resistant shell is close to the brittle buckle plate fixedly connected to the surface of one side of the diversion trench.

Preferably, a spring is fixedly connected to the opposite surface of the built-in spherical cover, a corrugated spherical shell is fixedly connected to one end, far away from the built-in spherical cover, of the spring, and the spring is arranged at a concave position on the outer surface of the corrugated spherical shell. Through the spring setting in the sunken department of ripple spherical shell surface, can realize that the spring can give the bradyseism ball device supporting force effect by the multi-angle, reach and increase the absorbing effect of side, improve this bridge beam supports's application scope.

Preferably, the side buffering device comprises a side compression body, the bottom of the side compression body is fixedly connected to the upper surface of the fixed base plate, a built-in through hole is formed in the side compression body, a protruding plate is fixedly connected to the inner wall of the built-in through hole, and a pressing plate is fixedly connected to one side of the protruding plate, which is close to the damping unit mechanism.

Preferably, one end, far away from the convex plate, of the pressure transmission plate is fixedly connected to the lower surface of the lower pressure arc plate, the right side of the pressure transmission plate is fixedly connected to the left end of the force unloading plate, the bottom of the inner cavity of the built-in through hole is fixedly connected with a limiting device, the top of the inner cavity of the built-in through hole is fixedly connected with elastic damping, and the bottom of the elastic damping is fixedly connected to the surface of the pressure transmission plate. Under the effect that passes the pressure board and receive upper side pressure, can be so that inside bellying board is rotatory and the built-in through-hole of perpendicular to, reach the effect of conversion pressure direction, simultaneously under the effect of bellying board, can alleviate upper side pressure for this bridge beam supports bearing capacity is better.

Preferably, the limiting device comprises a limiting plate, a second groove is formed in the upper surface of the limiting plate, a side bending end rod is fixedly connected to the inner portion of the second groove, and a limiting groove is fixedly connected to the inner wall of the second groove. When the side bent end rod is extruded by the rotation of the convex plate, the side bent end rod can be limited by the limiting groove, and the forced rotation condition of the convex plate is prevented; meanwhile, the special structure of the side bent end rod can wrap the end part of the convex plate to form a vertical supporting rod piece, and the supporting capability of the bridge support is improved.

(III) advantageous effects

The invention provides a damping bridge support. The method has the following beneficial effects:

the damping bridge support is fixed at the middle position of the fixing bottom plate through the plastic partition plate, so that the sinking stability of the middle position can be kept when the stress relief plate bears the weight of the damping unit mechanism to be pressed downwards, and the effect of improving the sinking stability of the device is achieved.

(two), this shock attenuation bridge beam supports, through the setting of pull rod between the opposite face of side position bradyseism device, when the long-time emergence of side position bradyseism device drops, the pull rod can reach the effect of guaranteeing bridge beam supports integrality, improves bridge beam supports security ability.

The corrugated spherical shell can provide the surrounding complete and equivalent supporting force action in the process that the bridge support bears the pressure, so that the stability of the supporting force in the bridge support is ensured, and the service life of the bridge support is prolonged.

(IV), this shock attenuation bridge beam supports through when bridge beam supports receives super load pressure, and the ripple spherical shell can produce and burst for non-Newtonian fluid strikes and flows into the type inslot portion of moulding through the guiding gutter, realizes the effect that the core holding power of device increases, and when preventing super load effect, bridge beam supports collapses, causes danger.

(V), this shock attenuation bridge beam supports through the spring setting in the sunken department of ripple spherical shell surface, can realize that the spring can give the bradyseism ball device supporting force effect by the multi-angle, reaches the absorbing effect of increase side, improves this bridge beam supports's application scope.

(six), this shock attenuation bridge beam supports, through under the effect that passes the pressure plate and receive upper side pressure, can be so that inside bellying board is rotatory and the built-in through-hole of perpendicular to, reach the effect of conversion pressure direction, simultaneously under the effect of bellying board, can alleviate upper side pressure for this bridge beam supports bearing capacity is better.

When the side bent end rod is extruded by the rotation of the convex plate, the side bent end rod can be limited by the limiting groove, and the stressed rotation condition of the convex plate is prevented; meanwhile, the special structure of the side bent end rod can wrap the end part of the convex plate to form a vertical supporting rod piece, and the supporting capability of the bridge support is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic cross-sectional view of a portion of the present invention;

FIG. 3 is a schematic view of a portion of the present invention in anatomical form;

FIG. 4 is a schematic structural view of the shock absorbing unit mechanism of the present invention;

FIG. 5 is a schematic cross-sectional view of a shock-absorbing ball apparatus according to the present invention;

FIG. 6 is a schematic cross-sectional view of a lateral cushioning device according to the present invention;

fig. 7 is a schematic structural section view of the limiting device of the present invention.

In the figure: 1. a damping unit mechanism; 11. pressing the arc plate downwards; 12. a damper plate; 13. a cushioning ball device; 131. a pressure resistant shell; 132. a ball cover is arranged inside; 133. a spring; 134. a corrugated spherical shell; 135. a brittle buckle plate; 14. a first groove; 15. a plastic ring plate; 16. a diversion trench; 17. a plastic-shaped groove; 2. fixing the bottom plate; 3. supporting a top plate; 4. a force unloading plate; 5. a plastic partition plate; 6. a lateral cushioning device; 61. a lateral compression resistant body; 62. a pressure transmitting plate; 63. a through hole is arranged inside; 64. a raised plate; 65. a limiting device; 651. a limiting plate; 652. a second groove; 653. side bending the end bar; 654. a limiting groove; 66. elastic damping; 7. a pull rod; 8. a drive plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1 to 4, the present invention provides a technical solution: a shock absorption bridge support comprises a fixed base plate 2, wherein the top of the fixed base plate 2 is fixedly connected with a shock absorption unit mechanism 1, the top of the shock absorption unit mechanism 1 is fixedly connected with a supporting top plate 3, the middle of the upper surface of the fixed base plate 2 is fixedly connected with a plastic partition plate 5, the side of the plastic partition plate 5 is fixedly connected with a force unloading plate 4, and one side, away from the plastic partition plate 5, of the force unloading plate 4 is fixedly connected to the outer surface of the shock absorption unit mechanism 1; the plastic partition plate is fixed in the middle of the fixed bottom plate 2, so that the stress relief plate 4 can keep the sinking stability of the middle when bearing the gravity of the damping unit mechanism 1 and pressing down, and the effect of improving the sinking stability of the device is achieved.

The bottom of the fixed bottom plate 2 is fixedly connected with a transmission plate 8, the upper surface of the fixed bottom plate 2 is fixedly connected with a side shock absorption device 6, the side shock absorption device 6 is arranged right below the fixed bottom plate 2, and a pull rod 7 is fixedly connected between opposite surfaces of the side shock absorption devices 6; through the setting of pull rod 7 between the opposite face of side position bradyseism device 6, when side position bradyseism device 6 takes place for a long time to drop, pull rod 7 can reach the effect of guaranteeing bridge beam supports integrality, improves bridge beam supports security ability.

The damping unit mechanism 1 comprises a damping ball device 13, a first groove 14 and a damping plate 12, wherein the first groove 14 is formed in the upper surface of the damping plate 12, and the damping ball device 13 is fixedly connected to the inner surface of the first groove 14;

the top fixed connection of bradyseism ball device 13 is at the lower surface of roof support 3, the plastic groove 17 has been seted up to the centre department of the upper surface of damper plate 12, guiding gutter 16 has been seted up to the upper surface of damper plate 12, be linked together through guiding gutter 16 between plastic groove 17 and the first recess 14 opposite face.

The bottom fixedly connected with of the side of damper plate 12 pushes down arc board 11, the lower fixed surface of pushing down arc board 11 is connected with side position bradyseism device 6, the top fixedly connected with plasticity crown plate 15 of moulding groove 17. When the bridge support bears the overload pressure, the corrugated spherical shell 134 can burst, so that the non-Newtonian fluid impacts to flow into the plastic groove 17 through the flow guide groove 16, the effect of increasing the core supporting force of the device is achieved, and the bridge support is prevented from collapsing to cause danger when the overload acts.

The first embodiment has the following working steps:

step one, the plastic partition plate is fixed in the middle of the fixed bottom plate 2, so that when the stress relief plate 4 bears the weight of the damping unit mechanism 1 and is pressed down, the sinking stability of the middle position can be kept, and the effect of improving the sinking stability of the device is achieved.

Step two, the setting of pull rod 7 between the opposite face of side position bradyseism device 6, when side position bradyseism device 6 takes place for a long time to drop, pull rod 7 can reach the effect of guaranteeing bridge beam supports integrality, improves bridge beam supports safety ability.

And step three, when the bridge support bears the overload pressure, the corrugated spherical shell 134 bursts, so that the non-Newtonian fluid impacts and flows into the plastic groove 17 through the flow guide groove 16, the effect of increasing the core supporting force of the device is realized, and the bridge support is prevented from collapsing to cause danger when the overload acts.

Example two

As shown in fig. 5, on the basis of the first embodiment, the present invention provides a technical solution: the upper end and the lower end of the pressure-resistant shell 131 are respectively and fixedly connected to the bottom surface of the molding groove 17 and the lower surface of the supporting top plate 3, the upper side and the lower side of the pressure-resistant shell 131 are both fixedly connected with the built-in ball cover 132, and the surface of the pressure-resistant shell 131 close to the diversion trench 16 is fixedly connected with the brittle buckle 135.

A spring 133 is fixedly connected to the opposite surface of the inner ball cover 132, a corrugated ball shell 134 is fixedly connected to one end of the spring 133 far away from the inner ball cover 132, and the spring 133 is arranged in a concave position of the outer surface of the corrugated ball shell 134. Through the spring 133 setting in the sunken department of ripple spherical shell 134 surface, can realize that spring 133 can give the bradyseism ball device 13 supporting force effect by the multi-angle, reach the effect that increases the side shock attenuation, improve this bridge beam supports's application scope.

The second embodiment has the following working steps:

the spring 133 is arranged at the concave part of the outer surface of the corrugated spherical shell 134, so that the spring 133 can provide supporting force for the cushioning ball device 13 at multiple angles, the effect of increasing side damping is achieved, and the application range of the bridge bearing is widened.

EXAMPLE III

As shown in fig. 6-7, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: side position bradyseism device 6 includes side position resistance to compression body 61, side position resistance to compression body 61 bottom fixed connection is in PMKD 2's upper surface department, built-in through-hole 63 has been seted up to side position resistance to compression body 61's inside, the inner wall department fixedly connected with arch board 64 of built-in through-hole 63, one side fixedly connected with that arch board 64 is close to shock attenuation unit mechanism 1 passes clamp plate 62.

One end, far away from the convex plate 64, of the pressure transmission plate 62 is fixedly connected to the lower surface of the lower pressure arc plate 11, the right side of the pressure transmission plate 62 is fixedly connected to the left end of the force unloading plate 4, the bottom of the inner cavity of the built-in through hole 63 is fixedly connected with a limiting device 65, the top of the inner cavity of the built-in through hole 63 is fixedly connected with an elastic damper 66, and the bottom of the elastic damper 66 is fixedly connected to the surface of the pressure transmission plate 62. Under the effect that passes pressure board 62 and receives upper pressure, can be so that inside lug plate 64 is rotatory and the built-in through-hole 63 of perpendicular to, reach the effect of conversion pressure direction, simultaneously under the effect of lug plate 64, can alleviate upper pressure for this bridge beam supports bearing capacity is better.

The limiting device 65 comprises a limiting plate 651, a second groove 652 is formed in the upper surface of the limiting plate 651, a side bent end rod 653 is fixedly connected inside the second groove 652, and a limiting groove 654 is fixedly connected to the inner wall of the second groove 652. When the side bent end rod 653 is rotationally extruded through the convex plate 64, the side bent end rod 653 can be limited by the limiting groove 654, and the forced rotation of the convex plate 64 is prevented; meanwhile, the special structure of the side bent end rod 653 can wrap the end of the convex plate 64 to form a vertical supporting rod piece, so that the supporting capability of the bridge bearing is improved.

The third embodiment has the following working steps:

step one, under the action of the upper side pressure, the pressure transfer plate 62 can enable the inner protruding plate 64 to rotate and be perpendicular to the built-in through hole 63, the effect of converting the pressure direction is achieved, meanwhile, under the effect of the protruding plate 64, the upper side pressure can be relieved, and the bearing capacity of the bridge support is better.

Step two, when the convex plate 64 rotates and extrudes the side bent end rod 653, the side bent end rod 653 can be limited by the limiting groove 654, and the forced rotation condition of the convex plate 64 is prevented; meanwhile, the special structure of the side bent end rod 653 can wrap the end of the convex plate 64 to form a vertical supporting rod piece, so that the supporting capability of the bridge bearing is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.