CN211872605U - Waterproof cover plate for bridge expansion joint - Google Patents

Waterproof cover plate for bridge expansion joint Download PDF

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Publication number
CN211872605U
CN211872605U CN201922423162.7U CN201922423162U CN211872605U CN 211872605 U CN211872605 U CN 211872605U CN 201922423162 U CN201922423162 U CN 201922423162U CN 211872605 U CN211872605 U CN 211872605U
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China
Prior art keywords
expansion joint
cover plate
spring
plate
fixedly connected
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Expired - Fee Related
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CN201922423162.7U
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Chinese (zh)
Inventor
蒋婕
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Individual
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Individual
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Abstract

The utility model discloses a waterproof apron for bridge expansion joint, including expansion joint, apron and carriage, its characterized in that: the expansion joint comprises a support frame and is characterized in that a sealing plate is fixedly connected to the side surface inside the expansion joint, a placing groove is formed in the bottom surface of the cover plate, the lower portion of the support frame is movably connected with the expansion joint through a second bolt, and a first drainage groove is formed in the cover plate. This a waterproof cover plate for bridge expansion joint is provided with the thread bush, first bolt, the carriage, the second bolt, at first fix the carriage in the side of fixed plate, then the apron is fixed through the top of first bolt and carriage, then put into the expansion joint with the device that the equipment was accomplished, lower part and the expansion joint connection with the carriage through the second bolt, then decide the width of closing plate according to the distance of fixed plate apart from the inside lateral wall of expansion joint, place the closing plate in the gap between expansion joint and fixed plate at last, sealed effect is better, can prevent that the rainwater from entering into inside the expansion joint.

Description

Waterproof cover plate for bridge expansion joint
Technical Field
The utility model relates to a waterproof cover plate technical field specifically is a waterproof cover plate for bridge expansion joint.
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 rainwater and garbage soil can be prevented from infiltration and blocking; the installation, the inspection, the maintenance and the dirt elimination are all simple and convenient. At the position of the expansion joint, the handrail and the bridge deck pavement are disconnected.
At present, the apron that uses on the bridge expansion joint is connected by two steel sheet cooperations, sealed effect is not good, under humid environment, moisture gets into the internal portion of bridge along the expansion joint easily, lead to the internal portion of bridge steel body structure to take place to corrode, the life-span of bridge is seriously influenced, and the apron itself that uses does not have the drainage function on the bridge expansion joint at present, lead to piling up moisture on the apron easily, thereby lead to apron itself to be corroded by moisture, and because the width of expansion joint itself is less, and the diameter of wheel is great, so when the wheel passes through the expansion joint, the deformation volume that causes is less.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterproof cover plate for bridge expansion joint, sealed effect is not good with the apron that uses on solving the bridge expansion joint on the existing market that the above-mentioned background art provided, under humid environment, moisture gets into the internal portion of bridge along the expansion joint easily, lead to the internal portion of bridge steel body structure to take place to corrode, seriously influence the life-span of bridge, and the apron itself that uses does not have the drainage function on the present bridge expansion joint, lead to piling up moisture easily on the apron, thereby lead to apron itself to be corroded by moisture, and because the width of expansion joint itself is less, and the diameter of wheel is great, so when the wheel passes through the expansion joint, the less problem of deformation volume that causes.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof apron for bridge expansion joint, includes expansion joint, apron and carriage, its characterized in that: a sealing plate is fixedly connected on the side surface inside the expansion joint, a fixing plate is fixedly connected on the side surface of the sealing plate, a placing groove is arranged on the bottom surface of the cover plate, a threaded sleeve is fixedly connected in the placing groove, a first bolt is movably connected in the threaded sleeve, wherein,
the utility model discloses a support frame, including support frame, recess, fixedly connected with slide rail, the below of support frame is through second bolt and expansion joint swing joint, the recess has been seted up in the tip of support frame, the first spring of fixedly connected with in the recess, the terminal fixed connection of first spring is in the side of movable plate, the both sides fixedly connected with slider of movable plate, fixedly connected with slide rail on the inside lateral wall of recess, fixedly connected with second spring on the another side of movable plate, first drainage groove has been seted up on the apron, the guiding gutter has been seted up to the side in first drainage groove, the second drainage groove has been seted up to the end of guiding gutter.
Preferably, the sealing plate and the cover plate are made of rubber, and the upper part of the cover plate is arc-shaped.
Preferably, the supporting frame is U-shaped, and the supporting frame is provided with two groups about the central axis of the cover plate symmetrically, and the two groups are connected by the second spring.
Preferably, the length of the first spring is less than the depth of the groove, and the length of the second spring is greater than the depth of the groove.
Preferably, the sliding block is connected with the sliding rail in a clamping manner, and forms a telescopic moving structure together with the first spring and the second spring.
Preferably, the first drainage groove is vertically formed in the cover plate, and the diversion groove is transversely formed in the side face of the first drainage groove.
Compared with the prior art, the beneficial effects of the utility model are that: this a waterproof apron for bridge expansion joint:
1. be provided with the thread bush, first bolt, the carriage, the second bolt, at first fix the carriage in the side of fixed plate, then the apron is fixed through the top of first bolt and carriage, then put into the expansion joint with the device that the equipment was accomplished, be connected the lower part and the expansion joint of carriage through the second bolt, then decide the width of closing plate according to the distance of fixed plate apart from the inside lateral wall of expansion joint, place the closing plate in the gap between expansion joint and fixed plate at last, sealed effect is better, can prevent that the rainwater from entering into inside the expansion joint.
2. The expansion joint is provided with a groove, a first spring, a movable plate, a sliding block, a sliding rail and a second spring, the expansion joint is used for adjusting displacement and connection between upper structures caused by vehicle load and bridge building materials, when the expansion joint changes, the movable plate moves outwards or inwards under the action of the sliding block and the sliding rail, and meanwhile, the first spring or the second spring is extruded, so that the phenomenon that a supporting frame protrudes due to the change of the expansion joint to cause unstable connection of a cover plate can be prevented, and meanwhile, the cover plate has certain elasticity due to the fact that the cover plate is made of rubber, and the device is more stable in structure;
3. be provided with first drainage groove, guiding gutter and second drainage groove, and vertical seting up on the apron in first drainage groove, the side at first drainage groove is transversely seted up to the guiding gutter, because the top of apron is circular-arc, so when the rainwater falls down, can contact first drainage groove the very first time, first drainage groove can guide the rainwater to the guiding gutter, discharge through the guiding gutter, prevent that the rainwater from piling up on the apron, lead to the apron to be corroded, the life of integrated device has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cover plate structure of the present invention;
fig. 3 is an enlarged view of the part a structure of the present invention.
In the figure: 1. an expansion joint; 2. a sealing plate; 3. a fixing plate; 4. a cover plate; 5. a placement groove; 6. a first bolt; 7. a threaded sleeve; 8. a support frame; 9. a second bolt; 10. a groove; 11. a first spring; 12. Moving the plate; 13. a slider; 14. a slide rail; 15. a second spring; 16. a first drainage groove; 17. a diversion trench; 18. and a second drainage groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a waterproof cover plate for a bridge expansion joint comprises an expansion joint 1, a sealing plate 2, a fixing plate 3, a threaded hole 4, a placing groove 5, a first bolt 6, a threaded sleeve 7, a supporting frame 8, a second bolt 9, a groove 10, a first spring 11, a moving plate 12, a sliding block 13, a sliding rail 14, a second spring 15, a first drainage groove 16, a diversion groove 17 and a second drainage groove 18, wherein the sealing plate 2 is fixedly connected to the inner side surface of the expansion joint 1, the fixing plate 3 is fixedly connected to the side surface of the sealing plate 2, the sealing plate 2 and the cover plate 4 are made of rubber, the upper part of the cover plate 4 is arc-shaped, rainwater is prevented from being accumulated on the cover plate 4, the placing groove 5 is formed in the bottom surface of the cover plate 4, the threaded sleeve 6 is fixedly connected to the placing groove 5, and the first bolt 7 is movably connected to the threaded,
the lower part of the support frame 8 is movably connected with the expansion joint 1 through a second bolt 9, the support frame 8 is U-shaped, two groups of support frames 8 are symmetrically arranged about the central axis of the cover plate 4, the two groups are connected through a second spring 15, so that the support frame is convenient to assemble and fix, a groove 10 is formed in the end part of the support frame 8, a first spring 11 is fixedly connected in the groove 10, the length of the first spring 11 is smaller than the depth of the groove 10, the length of the second spring 15 is larger than the depth of the groove 10, the movable plate 12 is prevented from being extruded out of the groove 10 due to overlong of the first spring 11, the tail end of the first spring 11 is fixedly connected to the side surface of the movable plate 12, sliding blocks 13 are fixedly connected to the two sides of the movable plate 12, a sliding rail 14 is fixedly connected to the inner side wall of the groove 10, and a second spring 15 is, slider 13 is connected with 14 block of slide rail and constitutes flexible removal structure together with first spring 11 and second spring 15, when preventing that expansion joint 1 from changing, leads to the carriage 8 protruding, makes the structure more stable, first drainage groove 16 has been seted up on apron 4, guiding gutter 17 has been seted up to the side of first drainage groove 16, second drainage groove 18 has been seted up to the end of guiding gutter 17, first drainage groove 16 is vertical to be seted up on apron 4, guiding gutter 17 transversely sets up in the side of first drainage groove 16, makes first drainage groove 16 can guide the rainwater to guiding gutter 17, discharges through guiding gutter 17, prevents that the rainwater from piling up on apron 4, leads to apron 4 to be corroded.
The working principle is as follows: when the waterproof cover plate for the bridge expansion joint is used, the device is simply known, firstly, the supporting frame 8 is fixed on the side surface of the fixed plate 3, then the cover plate 4 is fixed above the supporting frame 8 through the first bolt 7, then the assembled device is placed into the expansion joint 1, the lower part of the supporting frame 8 is connected with the expansion joint 1 through the second bolt 9, then the width of the sealing plate 2 is determined according to the distance between the fixed plate 3 and the inner side wall of the expansion joint 1, finally the sealing plate 2 is placed in the gap between the expansion joint 1 and the fixed plate 3, the sealing effect is good, rainwater can be prevented from entering the expansion joint 1, secondly, when the expansion joint 1 is changed, the movable plate 12 moves outwards or inwards under the action of the sliding block 13 and the sliding rail 14, and simultaneously presses the first spring 11 or the second spring 15, the supporting frame 8 can be prevented from being raised due to the change of the expansion joint 1, lead to apron 4 to connect unstablely, simultaneously because the material of apron 4 is rubber, itself has certain elasticity, can the device structure more stable, finally, because the top of apron 4 is circular-arc, so when the rainwater falls down, can contact first drainage groove 16 the very first time, first drainage groove 16 can lead the rainwater to guiding gutter 17, discharge through guiding gutter 17, prevent that the rainwater from piling up on apron 4, lead to apron 4 to be corroded, improved the working life of whole device, the content of not making detailed description in this description belongs to the prior art that technical personnel in this field know.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a waterproof apron for bridge expansion joint, includes expansion joint (1), apron (4) and carriage (8), its characterized in that: a sealing plate (2) is fixedly connected to the inner side surface of the expansion joint (1), a fixing plate (3) is fixedly connected to the side surface of the sealing plate (2), a placing groove (5) is formed in the bottom surface of the cover plate (4), a threaded sleeve (6) is fixedly connected to the inside of the placing groove (5), a first bolt (7) is movably connected to the inside of the threaded sleeve (6),
the utility model discloses a drainage groove, including support frame (8), recess (10), first spring (11) of fixedly connected with in recess (10), the terminal fixed connection of first spring (11) is in the side of movable plate (12), both sides fixedly connected with slider (13) of movable plate (12), fixedly connected with slide rail (14) on the inside lateral wall of recess (10), fixedly connected with second spring (15) on the another side of movable plate (12), first drainage groove (16) have been seted up on apron (4), guiding gutter (17) have been seted up to the side of first drainage groove (16), second drainage groove (18) have been seted up to the end of guiding gutter (17).
2. The waterproof cover plate for a bridge expansion joint as claimed in claim 1, wherein: the sealing plate (2) and the cover plate (4) are made of rubber, and the upper part of the cover plate (4) is arc-shaped.
3. The waterproof cover plate for a bridge expansion joint as claimed in claim 1, wherein: the supporting frame (8) is U-shaped, two groups of supporting frames (8) are symmetrically arranged around the central axis of the cover plate (4), and the two groups are connected through a second spring (15).
4. The waterproof cover plate for a bridge expansion joint as claimed in claim 1, wherein: the length of the first spring (11) is smaller than the depth of the groove (10), and the length of the second spring (15) is larger than the depth of the groove (10).
5. The waterproof cover plate for a bridge expansion joint as claimed in claim 1, wherein: the sliding block (13) is connected with the sliding rail (14) in a clamping mode and forms a telescopic moving structure together with the first spring (11) and the second spring (15).
6. The waterproof cover plate for a bridge expansion joint as claimed in claim 1, wherein: the first drainage grooves (16) are vertically formed in the cover plate (4), and the guide grooves (17) are transversely formed in the side faces of the first drainage grooves (16).
CN201922423162.7U 2019-12-30 2019-12-30 Waterproof cover plate for bridge expansion joint Expired - Fee Related CN211872605U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922423162.7U CN211872605U (en) 2019-12-30 2019-12-30 Waterproof cover plate for bridge expansion joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922423162.7U CN211872605U (en) 2019-12-30 2019-12-30 Waterproof cover plate for bridge expansion joint

Publications (1)

Publication Number Publication Date
CN211872605U true CN211872605U (en) 2020-11-06

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Application Number Title Priority Date Filing Date
CN201922423162.7U Expired - Fee Related CN211872605U (en) 2019-12-30 2019-12-30 Waterproof cover plate for bridge expansion joint

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112878139A (en) * 2021-01-18 2021-06-01 杨文丽 Waterproof and sundry infiltration device for highway expansion joint and use method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112878139A (en) * 2021-01-18 2021-06-01 杨文丽 Waterproof and sundry infiltration device for highway expansion joint and use method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201106

Termination date: 20211230

CF01 Termination of patent right due to non-payment of annual fee