CN214656296U

CN214656296U - Embedded elastic beam falling prevention device in highway design

Info

Publication number: CN214656296U
Application number: CN202120369951.1U
Authority: CN
Inventors: 王超
Original assignee: Ccnc Engineering Design Consultation Co ltd
Current assignee: Ccnc Engineering Design Consultation Co ltd
Priority date: 2021-02-10
Filing date: 2021-02-10
Publication date: 2021-11-09
Anticipated expiration: 2031-02-10

Abstract

The utility model discloses an embedded elasticity beam device that falls is prevented in highway design, including bridge and pier, No. two spouts and two No. four spouts have been seted up to the bottom surface of bridge, sliding connection has No. two sliders in No. two spouts, the bilateral symmetry of No. two spouts is equipped with No. two springs, a spout has been seted up to the both sides of pier, sliding connection has a slider in a spout, the upper and lower bilateral symmetry of a spout is equipped with a spring, fixedly connected with backup pad between a slider and No. two sliders, four No. three spouts have been seted up to the top surface of pier, two connecting blocks of fixedly connected with and protective tube between the top surface of pier and the bottom surface of bridge, the protective tube endotheca is equipped with the spliced pole, the equal fixedly connected with stopper in upper and lower both ends of spliced pole. The device can reduce the range of horizontal and vertical removal when the bridge shakes, can reduce the bridge and break away from the probability of pier because of vibrations, effectively reaches shock-resistant effect to prevent to fall the roof beam, prevent the bridge fracture.

Description

Embedded elastic beam falling prevention device in highway design

Technical Field

The utility model relates to a bridge antidetonation shock attenuation technical field especially relates to an embedded elasticity in highway design prevents roof beam device that falls.

Background

The anti-falling beam is a structure for resisting earthquakes of highways, and a connecting measure for resisting earthquakes and preventing a beam body from falling or disengaging is arranged in a bridge structure; and secondly, rigid body displacement constraint measures between adjacent beams, between beams and abutments and between beams and piers.

During earthquake, the rigid bodies between the beams and the piers are easy to generate relative displacement in the vibration process, so that the beams are separated from the piers and fall off, and the bridges are easy to break in the vibration process, so that the harmfulness is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an embedded elasticity among the highway design prevents roof beam device that falls has solved the problem of preventing falling the roof beam among the prior art.

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

an embedded elastic anti-falling beam device in highway design comprises a bridge and a pier, wherein the bottom surface of the bridge is provided with a second sliding chute and two fourth sliding chutes, the top of the fourth sliding chute is fixedly connected with a fourth spring, the second sliding chute is connected with a second sliding block in a sliding way, a second spring is symmetrically arranged on two sides of the second sliding groove, a first sliding groove is arranged on two sides of the pier, a first sliding block is connected in the first sliding groove in a sliding manner, first springs are symmetrically arranged on the upper side and the lower side of the first sliding groove, a supporting plate is fixedly connected between the first sliding block and the second sliding block, four third sliding grooves are arranged on the top surface of the bridge pier, the bottom of the third sliding chute is fixedly connected with a third spring, two connecting blocks and a protective pipe are fixedly connected between the top surface of the pier and the bottom surface of the bridge, the protective tube is internally sleeved with a connecting column, and the upper end and the lower end of the connecting column are fixedly connected with limiting blocks.

Preferably, the bottom of the second sliding chute is symmetrically provided with limiting plates, and the limiting plates correspond to the second spring.

Preferably, a drainage channel is formed in one side of the first sliding groove, and one side, far away from the first spring, of the drainage channel inclines downwards.

Preferably, two ends of the first spring are fixedly connected with one side of the first sliding groove and one side of the first sliding block respectively.

Preferably, the two ends of the third spring are fixedly connected with the bottoms of the third sliding groove and the limiting block respectively, the two ends of the fourth spring are fixedly connected with the tops of the fourth sliding groove and the limiting block respectively, and the third sliding groove corresponds to the fourth sliding groove.

Preferably, the two ends of the connecting column extend into the third sliding groove and the fourth sliding groove respectively, and the connecting column slides in the third sliding groove and the fourth sliding groove.

Preferably, two ends of the connecting blocks extend into the bridge pier and the bridge respectively, the connecting blocks and the bridge are symmetrically arranged, and the connecting blocks and the third sliding grooves are symmetrically arranged in pairs.

The utility model discloses possess following beneficial effect at least:

1. the utility model provides an embedded elasticity beam device that falls is prevented in highway design, set up a spring, No. two springs, a slider, No. two sliders and backup pad, lateral shifting's amplitude when can reducing the bridge vibrations, bridge lateral shifting during vibrations, No. two springs of both sides can bump with No. two sliders in No. two spouts, and No. one spring of in-process that a slider removed can drag a slider, thereby offset the power that partly left and right removal was controlled to messenger's bridge once more, can reduce the probability that the bridge breaks away from the pier because of vibrations like this, prevent the emergence of falling the roof beam.

2. The utility model provides an embedded elasticity beam device that falls in highway design, No. three springs have been set up, No. four springs, spliced pole and stopper, the range of vertical movement when can reducing the bridge vibrations, the vertical removal of bridge during vibrations can produce the extrusion to the spliced pole, and the spliced pole can extrude and pull No. three springs and No. four springs, because the elasticity of pulling No. three springs and No. four springs can offset partly because of the power that vibrations produced, can reduce the range of vibrations from top to bottom of bridge, thereby reach antidetonation effect.

3. The utility model provides an embedded elasticity beam device that falls is prevented in highway design, has set up a spring, No. two springs, No. three springs and No. four springs, can reduce the range of bridge vibrations, thereby takes place relative displacement and pull extrusion spring at the in-process roof beam and the pier of vibrations, because the effort that the vibration of spring self can offset part produces, can make the bridge be difficult to because vibrations and fracture like this, comparatively safety.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the support plate of the present invention;

FIG. 3 is a cross-sectional view of the connecting column of the present invention;

fig. 4 is an exploded view of the connecting column of the present invention.

In the figure: 1. a bridge; 2. a bridge pier; 3. connecting blocks; 4. a support plate; 5. a first chute; 6. a second chute; 7. a first sliding block; 8. a second sliding block; 9. a water discharge tank; 10. a first spring; 11. a second spring; 12. a protective tube; 13. connecting columns; 14. a limiting block; 15. a third sliding chute; 16. a fourth sliding chute; 17. a third spring; 18. a fourth spring; 19. and a limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, an embedded elastic anti-girder-falling device in highway design comprises a bridge 1 and a bridge pier 2, wherein the bottom surface of the bridge 1 is provided with a second sliding chute 6 and two fourth sliding chutes 16, the top of the fourth sliding chute 16 is fixedly connected with a fourth spring 18, two ends of the fourth spring 18 are respectively connected with the fourth sliding chute 16 and the top of a limiting block 14 in a sliding manner to be provided with a second sliding block 8, two sides of the second sliding chute 6 are symmetrically provided with a second spring 11, the bottom of the second sliding chute 6 is symmetrically provided with a limiting plate 19, the limiting plate 19 corresponds to the second spring 11, the limiting plate 19 can prevent one end of the second spring 11 from sagging under the action of gravity, so that the buffering and damping effect of the second spring 11 on the second sliding block 8 is influenced, two sides of the bridge pier 2 are provided with the first sliding chute 5, one side of the first sliding chute 5 is provided with a drainage groove 9, and one side of the drainage groove 9 far away from the first spring 10 is downwards inclined, rainwater entering the first sliding groove 5 can be discharged along the drainage groove 9, the corrosion of rainwater to the first sliding block 7 and the first spring 10 is reduced, the service life is prolonged, the first sliding block 7 is connected in the first sliding groove 5 in a sliding mode, the first spring 10 is symmetrically arranged on the upper side and the lower side of the first sliding groove 5, the supporting plate 4 is fixedly connected between the first sliding block 7 and the second sliding block 8, the supporting plate 4 plays a role in connecting the damping devices in the bridge 1 and the bridge pier 2, and the bridge 1 can be further supported.

Four third chutes 15 are formed on the top surface of the pier 2, the four third chutes 15 are symmetrically arranged in pairs, the bottom of the third chute 15 is fixedly connected with a third spring 17, two ends of the third spring 17 are respectively fixedly connected with the bottoms of the third chute 15 and the limiting block 14, the third chute 15 corresponds to the fourth chute 16, two connecting blocks 3 and a protective pipe 12 are fixedly connected between the top surface of the pier 2 and the bottom surface of the bridge 1, the protective pipe 12 can play a role of protecting the connecting column 13 and prevent rainwater from corroding the connecting column 13, two ends of the two connecting blocks 3 respectively extend into the pier 2 and the bridge 1 and are symmetrically arranged between the two connecting blocks, the two protective pipes 12 are symmetrically arranged and positioned on one side of the connecting block 3, the connecting column 13 is sleeved in the protective pipe 12, the limiting blocks 14 are fixedly connected with the upper end and the lower end of the connecting column 13, two ends of the connecting column 13 respectively extend into the third chute 15 and the fourth chute 16, the connecting column 13 slides in the third sliding groove 15 and the fourth sliding groove 16.

The scheme has the following working processes: vibrations about bridge 1 takes place can about during the earthquake, when vibrations about bridge 1, relative displacement can take place for No. two sliders 8 and No. two spouts 6, No. two springs 11 of both sides can bump with No. two sliders 8 in No. two spouts 6 like this, reduce the amplitude of rocking about bridge 1 under No. two spring 11's elastic force effect, and can drive a slider 7 and reciprocate when moving about No. two sliders 8, and the both ends of a slider 7 respectively with a spring 10 fixed connection, No. one spring 10 can be dragged slider 7 at the in-process that slider 7 removed, thereby offset a part once more and make the bridge remove the power of moving about.

When the bridge 1 reciprocates, the bridge 1 can produce the extrusion to spliced pole 13, and spliced pole 13 can remove in No. three spout 15 and No. four spouts 16 to the extrusion is dragged No. three spring 17 and No. four spring 18, can offset some because of the power that vibrations produced under the spring action of No. three spring 17 and No. four spring 18, can reduce the range of the vibrations about the bridge 1 like this, thereby reaches antidetonation effect.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an embedded elasticity prevents roof beam device that falls among highway design, includes bridge (1) and pier (2), its characterized in that: no. two spout (6) and two No. four spouts (16) have been seted up to the bottom surface of bridge (1), No. four top fixedly connected with No. four springs (18) of spout (16), No. two spout (6) sliding connection has No. two slider (8), the bilateral symmetry of No. two spout (6) is equipped with No. two springs (11), spout (5) have been seted up to the both sides of pier (2), No. one slider (7) sliding connection has in spout (5), the upper and lower bilateral symmetry of spout (5) is equipped with spring (10), fixedly connected with backup pad (4) between slider (7) and No. two slider (8), No. four No. three spouts (15) have been seted up to the top surface of pier (2), No. three bottom fixedly connected with No. three springs (17) of No. three spout (15), two fixedly connected with connecting blocks (3) and protection between the top surface of pier (2) and the bottom surface of bridge (1) are connected with two connecting blocks (3) and are protected The protective pipe comprises a pipe (12), a connecting column (13) is sleeved in the protective pipe (12), and limiting blocks (14) are fixedly connected to the upper end and the lower end of the connecting column (13).

2. The embedded elastic anti-falling beam device in the road design according to claim 1, wherein: limiting plates (19) are symmetrically arranged at the bottom of the second sliding chute (6), and the limiting plates (19) correspond to the second spring (11).

3. The embedded elastic anti-falling beam device in the road design according to claim 1, wherein: a water drainage tank (9) has been seted up to one side of a spout (5), one side downward sloping that a spring (10) was kept away from in water drainage tank (9).

4. The embedded elastic anti-falling beam device in the road design according to claim 1, wherein: two ends of the first spring (10) are respectively fixedly connected with one side of the first sliding groove (5) and one side of the first sliding block (7).

5. The embedded elastic anti-falling beam device in the road design according to claim 1, wherein: the two ends of the third spring (17) are fixedly connected with the bottoms of the third sliding groove (15) and the limiting block (14) respectively, the two ends of the fourth spring (18) are fixedly connected with the tops of the fourth sliding groove (16) and the limiting block (14) respectively, and the third sliding groove (15) corresponds to the fourth sliding groove (16).

6. The embedded elastic anti-falling beam device in the road design according to claim 1, wherein: the two ends of the connecting column (13) respectively extend into the third sliding groove (15) and the fourth sliding groove (16), and the connecting column (13) slides in the third sliding groove (15) and the fourth sliding groove (16).

7. The embedded elastic anti-falling beam device in the road design according to claim 1, wherein: two the both ends of connecting block (3) extend to in pier (2) and bridge (1) respectively, and the symmetry sets up between the two, four two bisymmetry sets up between No. three spout (15).