CN213296041U

CN213296041U - Bridge road shock-absorbing support

Info

Publication number: CN213296041U
Application number: CN202021818142.6U
Authority: CN
Inventors: 黄俊俊; 陈颖华
Original assignee: Shanghai Tongyi Rubber And Plastic Products Co ltd
Current assignee: Shanghai Tongyi Rubber And Plastic Products Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-05-28
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a shock-absorbing support for bridge roads, in particular to the technical field of supports, which comprises a top plate and a bottom plate, wherein the top plate is positioned right above the bottom plate, a connecting spherical rubber plate is fixed in the middle of the lower end of the top plate, a support seat is arranged between the top plate and the bottom plate, an inner groove is arranged at the upper end of the support seat, the buffer force of the downward displacement of the support is increased by arranging the spherical rubber plate, a second spring and a rubber block between the top plate, the support seat, a lower clamp plate and an upper clamp plate outside the top plate and the bottom plate, and a first spring is arranged between the lower clamp plate and the upper clamp plate to increase the buffer force of the upward displacement of the support, finally, a telescopic rod and a sleeve on the fixed block are used for increasing the buffer force of the horizontal direction by a third spring between the telescopic rod and the sleeve when the bridge floor is displaced in, and the damping effect is not ideal.

Description

Bridge road shock-absorbing support

Technical Field

The utility model relates to a support technical field especially relates to a bridge road shock absorption support.

Background

In the road building technical field, the bridge is as heavily loaded in the heavyweight, the bridge construction is under the macroseism effect, produce great relative displacement between upper and lower part structure more, when the displacement volume exceedes the actual roof beam length or the limit that prevents of bridge, will take place to fall the roof beam, lead to the interrupt of traffic, bring very big difficulty for disaster relief work, cause huge economic loss, thereby just need use the shock attenuation support, bridge road shock attenuation support on the present market is usually through using the rubber slab to strengthen the shock-absorbing capacity of support, can only reduce the displacement range that the bridge faced upwards, such shock attenuation support structure is comparatively single, and the shock attenuation effect is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge road shock absorber support has solved current bridge road shock absorber support structure comparatively single, and the unsatisfactory problem of shock attenuation effect.

The utility model provides a technical scheme that its technical problem adopted is: a shock-absorbing support for bridge roads comprises a top plate and a bottom plate, wherein the top plate is positioned right above the bottom plate, the middle part of the lower end of the top plate is fixedly connected with a spherical rubber plate, a supporting seat is arranged between the top plate and the bottom plate, an inner groove is formed in the upper end of the supporting seat, the spherical rubber plate is positioned in the inner groove and is attached to the wall of the inner groove, a rubber block is arranged at the lower end of the supporting seat, the upper end and the lower end of the rubber block are respectively fixedly connected with the supporting seat and the bottom plate, fixed blocks are fixedly connected at four corners of the bottom plate, a sliding groove is formed in the upper end of the fixed block, a sliding block is slidably connected inside the sliding groove, the sliding block extends upwards to form the sliding groove, a sleeve is rotatably connected, the screw rod extends and runs through out the fixed block to the outside, screw rod and fixed block threaded connection, the roof all is connected with the punch holder in the middle of four ends all around, the bottom plate all is fixedly connected with lower plate in the middle of four ends all around.

Specifically, the upper end of the top plate and the lower end of the bottom plate are both fixed with a plurality of fixing rods.

Specifically, the sliding groove and the sliding block are both T-shaped.

Specifically, the upper end of the bottom plate is located between each fixed block and the rubber block and is provided with a second spring, and the upper end and the lower end of the second spring are fixed at the lower end of the top plate and the upper end of the bottom plate respectively.

Specifically, a third spring is sleeved on the outer side of the telescopic rod, and the upper end and the lower end of the third spring are respectively contacted with the upper end of the sleeve and the top of the telescopic rod.

Specifically, the lower plate and the upper plate are both in a concave shape, the upper end of the lower plate is inserted into the concave opening of the upper plate, the lower end of the upper plate is inserted into the concave opening of the lower plate, and a first spring is fixed between the inner side of the upper end of the lower plate and the inner side of the lower end of the upper plate.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: this kind of bridge road shock-absorbing support, through set up sphere rubber slab and second spring and block rubber between roof and supporting seat and bottom plate, increase the cushion effect of support displacement downwards, moreover through lower plate and punch holder outside roof and bottom plate, and set up first spring between lower plate and punch holder, with the cushion effect that increases the support displacement upwards, be provided with telescopic link and sleeve at last on the fixed block, when the horizontal direction displacement takes place at the bridge floor, increase the cushion effect of support horizontal direction through the third spring between telescopic link and the sleeve, it is comparatively single just so to have solved current bridge road shock-absorbing support structure, and the unsatisfactory problem of shock attenuation effect.

Drawings

FIG. 1 is a general schematic view of the present invention;

FIG. 2 is a schematic view of the slider of the present invention;

fig. 3 is the internal schematic view of the support seat of the present invention.

In the figure: the device comprises a top plate-1, a supporting seat-2, a bottom plate-3, a fixing block-4, a lower clamping plate-5, an upper clamping plate-6, a first spring-7, a rubber block-8, a second spring-9, a fixing rod-10, a sleeve-11, a telescopic rod-12, a third spring-13, a screw rod-14, a sliding groove-15, a sliding block-16, a spherical rubber plate-17 and an inner groove-18.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bridge road damping support comprises a top plate 1 and a bottom plate 3, wherein the top plate 1 is positioned right above the bottom plate 3, the middle part of the lower end of the top plate 1 is fixedly connected with a spherical rubber plate 17, a supporting seat 2 is arranged between the top plate 1 and the bottom plate 3, an inner groove 18 is arranged at the upper end of the supporting seat 2, the spherical rubber plate 17 is positioned in the inner groove 18 and is attached to the groove wall of the inner groove 18, the lower end of the supporting seat 2 is provided with a rubber block 8, the upper end and the lower end of the rubber block 8 are respectively and fixedly connected with the supporting seat 2 and the bottom plate 3, four corners of the bottom plate 3 are fixedly connected with a fixed block 4, the upper end of the fixed block 4 is provided with a sliding groove 15, the sliding block 16 is connected inside the sliding groove 15 in a sliding manner, the sliding block 16 extends upwards to form a sliding groove 15, the screw 14 extends outwards and penetrates through the fixed block 4, the screw 14 is in threaded connection with the fixed block 4, the top plate 1 is connected with an upper clamping plate 6 in the front, back, left and right ends, the bottom plate 3 is fixedly connected with a lower clamping plate 5 in the front, back, left and right ends, the upper end of the top plate 1 and the lower end of the bottom plate 3 are both fixed with a plurality of fixing rods 10, the sliding groove 15 and the sliding block 16 are both in a T shape, a second spring 9 is arranged at the upper end of the bottom plate 3 and positioned between each fixed block 4 and the rubber block 8, the upper end and the lower end of the second spring 9 are respectively fixed at the lower end of the top plate 1 and the upper end of the bottom plate 3, a third spring 13 is sleeved outside the telescopic rod 12, the upper end and the lower end of the third spring 13 are respectively contacted with the upper end of the sleeve 11 and the top of the telescopic rod 12, the lower clamping plate 5 and the upper clamping plate 6 are both in a concave shape, the upper;

through installing the support in pier top during bridge construction to fix dead lever 10 and the pier of bottom plate 3 bottoms through using the concrete, fix dead lever 10 and the bridge floor on roof 1 again, the support just so can support the bridge floor on the pier, improves corresponding buffering when the displacement takes place for the bridge floor, guarantees that the bridge floor can not take place to damage.

When the bridge floor takes place the downward displacement because external reason, through the elastic action of the spherical rubber slab 17 of roof 1 lower extreme to reduce the extrusion power between roof 1 and the supporting seat 2, prevent that roof 1 and supporting seat 2 from taking place the damage, and be provided with four second springs 9 and block rubber 8 between supporting seat 2 and bottom plate 3, be used for increasing the cushion effect between supporting seat 2 and the bottom plate 3, in order to increase the shock attenuation performance of support.

In addition, when the bridge floor upwards displaced, the bridge floor can drive roof 1 rebound, and the punch holder 6 that is located the 1 outside of roof follows roof 1 rebound to extrude first spring 7 between punch holder 6 and the lower plate 5, first spring 7 can exert elasticity to the outside like this, just so can reduce the dynamics of bridge floor rebound, prevent that the bridge floor from taking place excessive displacement and taking place the bridge and collapse.

Sometimes when the bridge suffers from self-heating disasters such as typhoon, the condition of bridge floor horizontal direction displacement can take place, just so can improve the cushion effect of support horizontal direction through the effort that sets up sleeve 11, telescopic link 12 and the third spring 13 in the support outside, when the displacement of horizontal direction takes place for the bridge floor, can drive opposite direction telescopic link 12 and remove in to sleeve 11, will extrude the third spring 13 between telescopic link 12 and the sleeve 11 like this, make third spring 13 exert elasticity to the opposite direction, and then reduce the displacement of bridge floor.

Further, the screw 14 can be rotated before the mounting support to screw the screw 14 into the sliding groove 15, so as to drive the sliding block 16 to slide inwards, so that the telescopic rod 12 moves into the sleeve 11, the third spring 13 is extruded, and the elastic force of the third spring 13 is increased, so as to increase the buffering performance of the third spring 13.

Claims

1. The utility model provides a bridge road shock-absorbing support, includes roof (1) and bottom plate (3), its characterized in that: the top plate (1) is positioned right above the bottom plate (3), the middle part of the lower end of the top plate (1) is fixedly connected with a spherical rubber plate (17), a supporting seat (2) is arranged between the top plate (1) and the bottom plate (3), an inner groove (18) is formed in the upper end of the supporting seat (2), the spherical rubber plate (17) is positioned in the inner groove (18) and is attached to the groove wall of the inner groove (18), a rubber block (8) is arranged at the lower end of the supporting seat (2), the upper end and the lower end of the rubber block (8) are respectively and fixedly connected with the supporting seat (2) and the bottom plate (3), fixed blocks (4) are fixedly connected to the four corners of the bottom plate (3), a sliding groove (15) is formed in the upper end of the fixed block (4), a sliding block (16) is slidably connected to the inside of the sliding groove (15), the, sleeve (11) inside sliding connection has telescopic link (12), telescopic link (12) upper end extend to roof (1) four corners department and articulated with roof (1), slider (16) outside is rotated and is connected with screw rod (14), screw rod (14) extend to the outside and run through out fixed block (4), screw rod (14) and fixed block (4) threaded connection, roof (1) all is connected with punch holder (6) in the middle of four ends all around, bottom plate (3) all are fixedly connected with lower plate (5) in the middle of four ends all around.

2. The bridge and road shock mount of claim 1, wherein: the upper end of the top plate (1) and the lower end of the bottom plate (3) are both fixed with a plurality of fixing rods (10).

3. The bridge and road shock mount of claim 1, wherein: the sliding groove (15) and the sliding block (16) are both T-shaped.

4. The bridge and road shock mount of claim 1, wherein: bottom plate (3) upper end just is located and all is provided with second spring (9) between every fixed block (4) and rubber block (8), the lower extreme is fixed in roof (1) lower extreme and bottom plate (3) upper end respectively about second spring (9).

5. The bridge and road shock mount of claim 1, wherein: the outer side of the telescopic rod (12) is sleeved with a third spring (13), and the upper end and the lower end of the third spring (13) are respectively contacted with the upper end of the sleeve (11) and the top of the telescopic rod (12).

6. The bridge and road shock mount of claim 1, wherein: lower plate (5) all are the character cut in bas-relief with punch holder (6), insert in punch holder (6) notch lower plate (5) upper end, punch holder (6) lower extreme inserts in lower plate (5) notch, be fixed with first spring (7) between lower plate (5) upper end inboard and punch holder (6) lower extreme inboard.