CN217629411U

CN217629411U - Bridge expansion joint transverse drainage structure

Info

Publication number: CN217629411U
Application number: CN202221714006.1U
Authority: CN
Inventors: 陈军; 王建东; 居礼旺; 沈娟
Original assignee: Qili Construction Group Co ltd
Current assignee: Qili Construction Group Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-10-21
Anticipated expiration: 2032-07-05

Abstract

The application discloses bridge expansion joint lateral drainage structure belongs to expansion joint drainage technology field, including first shaped steel and second shaped steel, the clearance forms the expansion joint between first shaped steel and the second shaped steel, be provided with the diversion spare in the expansion joint, set up the recess of two relative settings on first shaped steel and the second shaped steel, the both sides of diversion spare set up in two recesses, it is equipped with the fixture block all to insert in two recesses to be located on first shaped steel and the second shaped steel, the fixed pontic that is provided with in bottom of first shaped steel and second shaped steel, the both sides that lie in first shaped steel and second shaped steel on the pontic are all fixed and are provided with the drain pipe, the top demountable installation of drain pipe has the collector pipe that links to each other with the diversion spare. In surface gathered water got into the expansion joint, flowed to drainage spare surface, flowed into the collector pipe through two leading water strips with ponding toward horizontal both sides drainage, filtered the back through the interior filter screen of collector pipe, the reentrant drain pipe carries out the drainage, reduces the long-term damage of accumulating to the expansion joint of ponding.

Description

Bridge expansion joint transverse drainage structure

Technical Field

The application belongs to the technical field of expansion joint drainage, especially, relates to a bridge expansion joint lateral drainage structure.

Background

Bridge expansion joints, which are meant to satisfy the requirements of deck deformation, 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 garbage soil is prevented from permeating and blocking; the installation, the inspection, the maintenance and the dirt elimination are all simple and convenient.

The existing bridge expansion joint is horizontally extended, accumulated water is easy to accumulate on the inner side of the expansion joint, and the accumulated water can cause permeation and corrosion to the wall surface of the expansion joint after long-term use, so that the service life of the expansion joint is shortened.

SUMMERY OF THE UTILITY MODEL

In order to carry out the drainage in order to the expansion joint inboard, reduce infiltration, the corruption that ponding caused the expansion joint wall, this application provides a bridge expansion joint lateral drainage structure.

In order to achieve the purpose, the following technical scheme is adopted in the application: a bridge expansion joint transverse drainage structure comprises first profile steel and second profile steel, an expansion joint is formed in a gap between the first profile steel and the second profile steel, a water diversion part is arranged in the expansion joint and comprises two water diversion strips with end portions connected, the two water diversion strips are obliquely and downwards arranged, the water diversion strips are made of elastic rubber pads, and the longitudinal sections of the water diversion strips are of V-shaped structures;

set up the recess of two relative settings on first shaped steel and the second shaped steel, the both sides of diversion spare set up in two recesses, it is equipped with the fixture block, two all to insert in two recesses to lie in on first shaped steel and the second shaped steel the bottom of fixture block all contradicts with diversion spare, the fixed pontic that is provided with in bottom of first shaped steel and second shaped steel, the both sides that lie in first shaped steel and second shaped steel on the pontic are all fixed and are provided with the drain pipe, the top demountable installation of drain pipe has the collector pipe that links to each other with diversion spare.

Through adopting above-mentioned technical scheme, in surface ponding got into the expansion joint, flowed to drainage spare surface, carried out the drainage toward both sides with ponding through two diversion strips, later ponding inflow collector pipe, the reentrant drain pipe carries out the drainage, reduces the long-term damage of accumulation to the expansion joint of ponding.

Preferably, the two clamping blocks are respectively provided with a first screw rod in a penetrating manner, and the first section steel and the second section steel are respectively provided with a first screw hole matched with the two first screw rods.

Through adopting above-mentioned technical scheme, fix two fixture blocks through first screw rod.

Preferably, be provided with geotechnological cloth between first shaped steel and the second shaped steel, geotechnological cloth is connected fixedly through first screw rod and first shaped steel and second shaped steel.

Through adopting above-mentioned technical scheme, cover the expansion joint through geotechnological cloth, do not influence the drainage simultaneously yet.

Preferably, the top end of the water collecting pipe is in contact with the water diversion part, the bottom end of the water collecting pipe is communicated with the water drainage pipe, and a filter screen is fixedly arranged in the water collecting pipe.

By adopting the technical scheme, the filter screen is used for filtering, and the condition of pipeline blockage is reduced.

Preferably, the solid fixed ring of top fixedly connected with of drain pipe, the bottom fixedly connected with collar of collector pipe, run through on the collar and be provided with a plurality of second screw rods, gu set up the second screw with a plurality of second screw rod looks adaptations on the fixed ring.

Through adopting above-mentioned technical scheme, install and dismantle drain pipe and collector pipe through a plurality of second screw rods, and then can clear up the filter screen.

Preferably, a waterproof strip is fixedly arranged between the first section steel and the second section steel on the bridge body.

Through adopting above-mentioned technical scheme, it is internal to reduce ponding entering bridge through waterproof strip.

Preferably, the both sides of drainage spare width direction all are provided with spacing, recess and spacing looks adaptation.

Through adopting above-mentioned technical scheme, arrange spacing in the recess, be convenient for install the drainage spare.

Compared with the prior art, the beneficial effect of this application is:

1. the accumulated water on the pavement enters the expansion joint and flows to the surface of the water diversion part, the accumulated water is diverted to the two transverse sides through the two water diversion strips, flows into the water collection pipe, is filtered by the filter screen in the water collection pipe and then flows into the water drainage pipe for drainage, and the damage to the expansion joint caused by long-term accumulation of the accumulated water is reduced;

2. filter through the filter screen, reduce the pipeline jam condition, dismantle drain pipe and collector pipe through a plurality of second screw rods, and then can clear up the filter screen.

Drawings

Fig. 1 is a schematic structural view of an overall transverse drainage structure for a bridge expansion joint according to the present application;

fig. 2 is a schematic structural view of a drainage pipe and a water collection pipe of a transverse drainage structure of a bridge expansion joint according to the present application;

fig. 3 is a schematic structural view of a drainage member of a transverse drainage structure for a bridge expansion joint according to the present application;

fig. 4 is a schematic structural view of a transverse drainage structure for a bridge expansion joint according to the present application, which is viewed from above;

fig. 5 is a schematic top view of a water collecting pipe of a transverse drainage structure for a bridge expansion joint according to the present application.

In the figure: 1. a first section steel; 2. a second section steel; 3. an expansion joint; 4. a water diversion member; 5. a groove; 6. a clamping block; 7. a bridge body; 8. a drain pipe; 9. a water collection pipe; 10. a first screw; 11. a waterproof strip; 12. a filter screen; 13. a fixing ring; 14. a mounting ring; 15. a second screw; 16. geotextile; 17. a water diversion strip; 18. and (5) a limiting strip.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-3, a bridge expansion joint lateral drainage structure, including first shaped steel 1 and second type steel 2, the clearance forms expansion joint 3 between first shaped steel 1 and the second type steel 2, is provided with diversion spare 4 in the expansion joint 3, and diversion spare 4 includes the diversion strip 17 that two tip link to each other, and two diversion strips 17 all incline downwards along the direction of keeping away from each other and set up, carry out the drainage toward both sides with ponding through two diversion strips 17, and the material of diversion strip 17 is the elastic rubber pad, and diversion strip 17 can not influence the effect of expansion joint 3. The longitudinal section of the water guide strip 17 is of a V-shaped structure, so that accumulated water cannot flow to the first profile steel 1 and the second profile steel 2. Offer two relative recesses 5 that set up on first shaped steel 1 and the second shaped steel 2, the both sides of diversion spare 4 set up in two recesses 5, are convenient for install diversion spare 4, and the both sides of diversion spare 4 width direction all are provided with spacing 18, and recess 5 and spacing 18 looks adaptation are convenient for arrange spacing 18 in recess 5.

All insert in two recesses 5 on first shaped steel 1 and the second shaped steel 2 and be equipped with fixture block 6, the bottom of two fixture blocks 6 all offsets with diversion spare 4, there is fixture block 6 card on recess 5, it fixes to draw diversion spare 4, the fixed pontic 7 that is provided with in bottom of first shaped steel 1 and second shaped steel 2, the both sides that lie in first shaped steel 1 and second shaped steel 2 on the pontic 7 are all fixed and are provided with drain pipe 8, demountable installation on the top of drain pipe 8 has the collector pipe 9 that links to each other with diversion spare 4, ponding flows in collector pipe 9 in two gibs 17, it carries out the drainage to flow in drain pipe 8 again.

Referring to fig. 1, the two clamping blocks 6 are all provided with a first screw rod 10 in a penetrating manner, the first section steel 1 and the second section steel 2 are respectively provided with a first screw hole matched with the two first screw rods 10, and the two clamping blocks 6 are fixed through the first screw rods 10. Be provided with geotechnological cloth 16 between first shaped steel 1 and the second shaped steel 2, geotechnological cloth 16 is connected fixedly through first screw rod 10 and first shaped steel 1 and second shaped steel 2, covers expansion joint 3 through geotechnological cloth 16, does not also influence the drainage simultaneously.

Referring to fig. 2 and 4, the top end of the water collecting pipe 9 is in contact with the end part of the water diversion member 4 in the length direction, the bottom end of the water collecting pipe 9 is communicated with the water drainage pipe 8, a filter screen 12 is fixedly arranged in the water collecting pipe 9, and the filter screen 12 is used for filtering so as to reduce the blocking condition of the pipeline.

Referring to fig. 2 and 5, the top end of the drain pipe 8 is fixedly connected with a fixing ring 13, the bottom end of the water collecting pipe 9 is fixedly connected with a mounting ring 14, a plurality of second screws 15 are arranged on the mounting ring 14 in a penetrating mode, second screw holes matched with the second screws 15 are formed in the fixing ring 13, the drain pipe 8 and the water collecting pipe 9 are mounted and dismounted through the second screws 15, and then the filter screen 12 can be cleaned.

Referring to fig. 1, a waterproof strip 11 is fixedly arranged between a first section steel 1 and a second section steel 2 on a bridge body 7, the waterproof strip 11 is arranged below a water diversion part 4, and accumulated water is reduced through the waterproof strip 11 to enter the bridge body 7.

The operating principle of the present application is now described as follows: when the road surface has ponding, ponding gets into in the expansion joint 3, sees through geotechnological cloth 16, flows to diversion 4 surfaces on the part, carries out the drainage toward horizontal both sides through two diversion strips 17 with ponding, and ponding flows into header pipe 9 in two diversion strips 17, filters the back through filter screen 12 in the header pipe 9, and the reentrant drain pipe 8 drains, reduces the long-term damage of accumulating to expansion joint 3 of ponding. Filter through filter screen 12, reduce the pipeline jam condition, dismantle drain pipe 8 and collector pipe 9 through a plurality of second screw rods 15, and then can clear up filter screen 12.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the application concepts of the present application in the scope of the present disclosure, and equivalent substitutions and modifications should be included in the scope of the present application.

Claims

1. A bridge expansion joint transverse drainage structure comprises first profile steel (1) and second profile steel (2), and is characterized in that an expansion joint (3) is formed between the first profile steel (1) and the second profile steel (2), a water diversion part (4) is arranged in the expansion joint (3), the water diversion part (4) comprises two water diversion strips (17) with ends connected, the two water diversion strips (17) are obliquely and downwards arranged, the water diversion strips (17) are made of elastic rubber pads, and the longitudinal section of each water diversion strip (17) is of a V-shaped structure;

offer recess (5) of two relative settings on first shaped steel (1) and second type steel (2), the both sides of diversion spare (4) set up in two recess (5), it is equipped with fixture block (6) all to insert in two recess (5) on first shaped steel (1) and second type steel (2), two the bottom of fixture block (6) all offsets with diversion spare (4), the fixed bridge body (7) that is provided with in bottom of first shaped steel (1) and second type steel (2), the both sides that lie in first shaped steel (1) and second type steel (2) on bridge body (7) are all fixed and are provided with drain pipe (8), the top demountable installation of drain pipe (8) has water-collecting pipe (9) that link to each other with diversion spare (4).

2. The transverse drainage structure for the bridge expansion joint according to claim 1, wherein the two fixture blocks (6) are respectively provided with a first screw (10) in a penetrating manner, and the first section steel (1) and the second section steel (2) are respectively provided with a first screw hole matched with the two first screws (10).

3. The transverse drainage structure for the bridge expansion joint according to claim 2, wherein a geotextile (16) is arranged between the first section steel (1) and the second section steel (2), and the geotextile (16) is fixedly connected with the first section steel (1) and the second section steel (2) through a first screw (10).

4. The transverse drainage structure for the bridge expansion joint according to claim 1, wherein the top end of the water collecting pipe (9) is in contact with the water diversion member (4), the bottom end of the water collecting pipe (9) is communicated with the drainage pipe (8), and a filter screen (12) is fixedly arranged in the water collecting pipe (9).

5. The transverse drainage structure for the bridge expansion joint according to claim 4, wherein a fixing ring (13) is fixedly connected to the top end of the drainage pipe (8), a mounting ring (14) is fixedly connected to the bottom end of the water collection pipe (9), a plurality of second screw rods (15) penetrate through the mounting ring (14), and second screw holes matched with the second screw rods (15) are formed in the fixing ring (13).

6. The transverse drainage structure for the bridge expansion joint according to claim 1, characterized in that a waterproof strip (11) is fixedly arranged between the first section steel (1) and the second section steel (2) on the bridge body (7).

7. The transverse drainage structure for the bridge expansion joint according to claim 1, wherein two sides of the water diversion member (4) in the width direction are respectively provided with a limiting strip (18), and the groove (5) is matched with the limiting strips (18).