CN213804860U

CN213804860U - Non-vibration expansion joint for highway bridge

Info

Publication number: CN213804860U
Application number: CN202021918186.6U
Authority: CN
Inventors: 张建
Original assignee: Individual
Current assignee: Fujian Tunuo Construction Engineering Co ltd
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-07-27
Anticipated expiration: 2030-09-05

Abstract

The utility model discloses a non-vibration expansion joint for highway bridges, which comprises a fixed plate, wherein a diversion trench is arranged on the fixed plate, one end of the diversion trench is provided with a water inlet, a diversion pipe is inserted in the water inlet, one end of the diversion trench is provided with a water outlet, a drain pipe is inserted in the water outlet, one end of the diversion pipe is provided with a support plate, a beam body is arranged on the support plate, a buffer groove is arranged between the adjacent beam bodies, a damping plate is arranged on the beam body, a lower water port is arranged on the damping plate and corresponding to the buffer groove, a water guide hole is arranged on the support plate and corresponding to the buffer groove, one end of the diversion pipe is inserted into the water guide hole, rainwater enters the buffer groove through the lower water port and flows into the diversion pipe through the water guide hole, the diversion pipe discharges the rainwater into the diversion trench, and finally discharges out of the bridge body through the drain pipe, thereby increasing the drainage channel of the bridge floor and quickening the discharge speed of the surface ponding, the excessive water accumulated on the road surface is avoided, and the convenience of passing of vehicles and pedestrians is facilitated.

Description

Non-vibration expansion joint for highway bridge

Technical Field

The utility model belongs to the technical field of the construction of rolling mill highway bridge, concretely relates to highway bridge is with no vibration expansion joint.

Background

In order to meet the requirement of bridge deck deformation, expansion joints are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. The expansion joint is required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, and the expansion joint is firm and reliable, and when a vehicle runs, the vehicle is smooth and free of sudden jump and noise; the rainwater and garbage soil can be prevented from infiltration and blocking; installation, inspection, maintenance, elimination filth all will be simple and easy convenient, and setting up expansion joint department, railing and bridge deck pavement all will break off.

Public road bridge roof beam is a more common type in numerous bridges, in order to satisfy the operational requirement of bridge floor, also need set up the expansion joint on the public road bridge roof beam, but present expansion joint has some defects, for example when heavy rain weather, the bridge floor produces ponding easily, and current expansion joint lacks effectual drainage measure, can't carry out effectual drainage of disappearing to surface ponding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a highway bridge is with no vibration expansion joint to there is the not good enough problem of drainage ability among the solution prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a highway bridge is with no vibration expansion joint, includes the fixed plate, be equipped with the guiding gutter on the fixed plate, the one end of guiding gutter is equipped with the water inlet, the water inlet interpolation is equipped with the honeycomb duct, the one end of guiding gutter is equipped with the outlet, the outlet interpolation is equipped with the drain pipe, the backup pad has been installed to the one end of honeycomb duct, the backup pad facial make-up is equipped with the roof beam body, be equipped with the dashpot between the adjacent roof beam body, the roof beam body facial make-up is equipped with the shock attenuation board, the position that corresponds the dashpot on the shock attenuation board is equipped with down the mouth of a river, the position that corresponds the dashpot in the backup pad is equipped with the water guide hole, the one end of honeycomb duct is inserted in the water guide hole.

Preferably, the fixing plate is provided with a fixing hole, a bolt penetrates through the fixing hole, and a section of the bolt penetrating through the fixing hole is in threaded connection with a nut.

Preferably, the upper surface dress of fixed plate is equipped with the cushion post, the cover is equipped with the spring on the cushion post, a pot head of cushion post is equipped with the cushion collar, the lower surface at the backup pad is installed to the one end of cushion collar.

Preferably, two ends of the spring are respectively arranged on the buffer column and the buffer sleeve.

Preferably, a shock absorption filling block is arranged in the buffer groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a highway bridge is with no vibration expansion joint, the rainwater is through in the lower mouth of a river gets into the dashpot, and in rethread guiding hole flowed into the guiding gutter, the guiding gutter was arranged the rainwater in, finally through drain pipe discharge pontic to increase the drainage channel of bridge floor, accelerated the discharge velocity of surface gathered water, it is too much to avoid surface gathered water, is favorable to vehicle pedestrian's current facility.

The utility model provides a highway bridge is with no vibration expansion joint, when the bridge takes place deformation, the setting of shock attenuation filling block has improved the flexible and reply ability at expansion joint, when the vehicle passes through the expansion joint, cushion post, spring and cushion sleeve cooperation are cushioned road surface pressure, have avoided the vehicle to produce the vibration when passing through the expansion joint.

Drawings

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

FIG. 2 is a cutaway schematic view of FIG. 2;

fig. 3 is a schematic top view of fig. 1.

In the figure: the damping and filling device comprises a fixing plate 1, a diversion trench 2, a water inlet 3, a diversion tube 4, a water outlet 5, a water discharge tube 6, a supporting plate 7, a beam body 8, a buffer trench 9, a damping plate 10, a water outlet 11, a water guide hole 12, a fixing hole 13, a bolt 14, a nut 15, a buffer column 16, a spring 17, a buffer sleeve 18 and a damping and filling block 19.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, 2 and 3, a vibrationless expansion joint for highway bridges comprises a fixing plate 1, a diversion trench 2 is arranged on the fixing plate 1, a water inlet 3 is arranged at the top end of the diversion trench 2, the water inlet 3 is of a square opening structure and is 4, a diversion pipe 4 is inserted into the water inlet 3, a water outlet 5 is arranged at the bottom end of the diversion trench 2, a drain pipe 6 is welded in the water outlet 5 in a seamless mode, a support plate 7 is welded at the top end of the diversion pipe 4, a beam body 8 is welded on the support plate 7, a buffer slot 9 is arranged between adjacent beam bodies 8, a shock absorption plate 10 is laid on the beam body 8 and is made of soft rubber, a water outlet 11 is arranged on the shock absorption plate 10 corresponding to the buffer slot 9, a water guide hole 12 is arranged on the support plate 7 corresponding to the buffer slot 9, and the top end of the diversion pipe 4 is inserted into the water guide hole 12.

Referring to fig. 1 and 2, a fixing hole 13 is formed in a fixing plate 1, a bolt 14 is inserted into the fixing hole 13, one end of the bolt 14 penetrates through the fixing hole 13 and is inserted into a mounting hole which is formed in the bridge in advance, a section of the bolt 14 penetrating through the fixing hole 13 is connected with a nut 15 through threads, a buffering column 16 is welded on the upper surface of the fixing plate 1, a spring 17 is sleeved on the buffering column 16, two ends of the spring 17 are respectively welded on the buffering column 16 and the buffering sleeve 18, a buffering sleeve 18 is sleeved at the top end of the buffering column 16, the top end of the buffering sleeve 18 is welded on the lower surface of a supporting plate 7, a shock absorption filling block 19 is filled in a buffering groove 9, the shock absorption filling block 19 is made of soft.

When raining, the rainwater gets into in the dashpot 9 through mouth of a river 11, and rethread water guide hole 12 flows into in honeycomb duct 4, and honeycomb duct 4 discharges the rainwater into guiding gutter 2 in, finally through the drainage pipe 6 bridge body of discharging to increase the drainage channel of bridge floor, accelerated the discharge rate of surface gathered water, avoid surface gathered water too much, be favorable to vehicle pedestrian's current facility. When the bridge takes place deformation, the setting up of shock attenuation filling block 19 has improved the flexible and resilience at expansion joint, and when the vehicle passed through the expansion joint, cushion column 16, spring 17 and buffer sleeve 18 cooperation were cushioned road surface pressure, have avoided the vehicle to produce the vibration when passing through the expansion joint.

Claims

1. The utility model provides a highway bridge is with no vibration expansion joint, includes fixed plate (1), its characterized in that: be equipped with guiding gutter (2) on fixed plate (1), the one end of guiding gutter (2) is equipped with water inlet (3), water inlet (3) interpolation is equipped with honeycomb duct (4), the one end of guiding gutter (2) is equipped with outlet (5), outlet (5) interpolation is equipped with drain pipe (6), backup pad (7) have been installed to the one end of honeycomb duct (4), backup pad (7) facial make-up is equipped with roof beam body (8), be equipped with dashpot (9) between adjacent roof beam body (8), roof beam body (8) facial make-up is equipped with shock attenuation board (10), the position that corresponds dashpot (9) on shock attenuation board (10) is equipped with down mouth of a river (11), the position that corresponds dashpot (9) on backup pad (7) is equipped with guiding water hole (12), the one end of honeycomb duct (4) is inserted in guiding water hole (12).

2. The non-vibrating expansion joint for road and bridge according to claim 1, wherein: the fixing plate is characterized in that a fixing hole (13) is formed in the fixing plate (1), a bolt (14) is inserted into the fixing hole (13), and a section, penetrating out of the fixing hole (13), of the bolt (14) is connected with a nut (15) through threads.

3. The non-vibrating expansion joint for road and bridge according to claim 2, wherein: the upper surface dress of fixed plate (1) is equipped with buffering post (16), the cover is equipped with spring (17) on buffering post (16), the pot head of buffering post (16) is equipped with cushion collar (18), the lower surface at backup pad (7) is installed to the one end of cushion collar (18).

4. A vibrationless expansion joint for road bridges as claimed in claim 3, wherein: and two ends of the spring (17) are respectively arranged on the buffer column (16) and the buffer sleeve (18).

5. The non-vibrating expansion joint for road and bridge according to claim 1, wherein: and a damping filling block (19) is arranged in the buffer groove (9).