CN215629345U

CN215629345U - Water stop device for bridge expansion joint

Info

Publication number: CN215629345U
Application number: CN202121837862.1U
Authority: CN
Inventors: 王文; 倪胜; 丁宏伟; 徐卫东; 徐盛; 杨智
Original assignee: Hongteng Construction Group Co ltd
Current assignee: Hongteng Construction Group Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-25
Anticipated expiration: 2031-08-06

Abstract

The application relates to a water stop belt device for a bridge expansion joint, which relates to the field of bridge maintenance and comprises a first concrete base part and a second concrete base part, wherein the expansion joint is formed between the first concrete base part and the second concrete base part, a dustproof part is arranged on an upper cover of the expansion joint and comprises a first dustproof plate and a second dustproof plate which are covered on the expansion joint; the first dust guard plate is slidably arranged in the second dust guard plate in a penetrating manner; the mounting grooves are formed in the side walls of the first concrete base and the second concrete base, the first dust guard and the second dust guard are inserted into the adjacent mounting grooves respectively, the limiting parts used for locking the first dust guard and the second dust guard are mounted in the two mounting grooves, the placing grooves are formed in the inner top surfaces of the two mounting grooves, the limiting parts comprise sliding limiting blocks placed in the placing grooves, and limiting grooves for inserting the limiting blocks are formed in the end surfaces of the first dust guard. This application has improved the problem that is not convenient for change the dust guard.

Description

Water stop device for bridge expansion joint

Technical Field

The application relates to the field of bridge maintenance, in particular to a water stop device for a bridge expansion joint.

Background

At present, the expansion joint of the bridge refers to the expansion joint between two beam ends, between the beam end and the abutment or at the hinge position of the bridge, in order to meet the requirement of deformation of the bridge deck. The expansion joint is required to freely expand and contract in two directions parallel to and perpendicular to the axis of the bridge, and is firm and reliable.

In the related art, reference is made to chinese utility model patent with publication number CN210288098U, which discloses a bridge expansion joint dust-proof device, comprising a first concrete base, a second concrete base, a dust-proof plate, and an expansion joint formed between the first concrete base and the second concrete base; a water stop is arranged below the expansion joint in a spanning manner; the dust guard strides and establishes on the expansion joint, all is provided with stop device on first concrete basal portion and the second concrete basal portion, and stop device makes the dust guard cover the expansion joint all the time, and stop device includes the stopper, and all is provided with the stopper on first concrete basal portion and the second concrete basal portion, and spacing chamber has been seted up to the bottom at the both ends of dust guard, and two stoppers are located the spacing intracavity that corresponds respectively, and the stopper can slide in the spacing intracavity that corresponds.

With respect to the related art in the above, the inventors consider that: this dust guard causes the damage easily after long-time, needs to change the dust guard, nevertheless carries on spacingly through the stopper to the dust guard in this application, leads to not being convenient for to change the dust guard.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that is not convenient for change the dust guard, this application provides the stagnant water belting at bridge expansion joint.

The application provides a stagnant water belting at bridge expansion joint adopts following technical scheme:

the waterstop device for the bridge expansion joint comprises a first concrete base and a second concrete base, wherein the expansion joint is formed between the first concrete base and the second concrete base, the waterstop is arranged in the expansion joint in a midspan manner, a dustproof component is arranged on the upper cover of the expansion joint, and the dustproof component comprises a first dustproof plate and a second dustproof plate which are covered on the expansion joint; the first dust guard plate is slidably arranged in the second dust guard plate in a penetrating manner; mounting grooves are formed in two opposite side walls of the first concrete base and the second concrete base, the first dust guard and the second dust guard are inserted into the adjacent mounting grooves respectively, a limiting component used for locking the first dust guard and the second dust guard is installed in each mounting groove, a placing groove is formed in the inner top surface of each mounting groove, each limiting component comprises a limiting block placed in the placing groove in a sliding mode, and a limiting groove for inserting the limiting block is formed in the end face of the first dust guard.

Through adopting above-mentioned technical scheme, when needs demolish first dust guard and second dust guard, only need with stopper rebound, when the stopper was extracted from the spacing groove, can take out first dust guard and second dust guard from the mounting groove, the staff of being convenient for operates, has improved the problem that is not convenient for change first dust guard and second dust guard simultaneously.

Preferably, a limiting spring is placed in the placing groove, one end of the limiting spring is fixedly connected with the end face of the limiting block, and the other end of the limiting spring is fixedly connected with the inner top face of the placing groove.

Through adopting above-mentioned technical scheme, carry out the in-process that locks to first dust guard at the stopper, spacing spring can provide continuous thrust for the stopper is hugged closely in the spacing groove, has improved the stability of stopper to first dust guard locking.

Preferably, an inclined plane is integrally formed on the end wall of one end, far away from the limiting spring, of the limiting block, and the distance between the inclined plane and the expansion joint is gradually increased from top to bottom.

By adopting the technical scheme, when the first dust guard needs to be inserted into the mounting groove, the first dust guard is firstly abutted against the inclined surface, the first dust guard is continuously moved, the first dust guard pushes the limiting block to move upwards, the limiting block compresses the limiting spring, and when the limiting block is opposite to the limiting groove, the limiting spring pushes the limiting block to be inserted into the limiting groove, so that the first dust guard is locked by the limiting block; through setting up the inclined plane, at the in-process that first dust guard removed, can accomplish the locking to first dust guard, the staff of being convenient for operates.

Preferably, the inside integrated into one piece of second dust guard has the chamber of sliding, first dust guard wears to establish to slide in the chamber, place straining spring in the chamber of sliding, straining spring's one end fixed connection is on the end wall of first dust guard, straining spring's other end fixed connection is on the inner wall in chamber of sliding.

Through adopting above-mentioned technical scheme, when the expansion joint takes place to deform, taut spring can provide lasting pulling force to first dust guard, has improved the stability that first dust guard removed in the second dust guard.

Preferably, the two mounting grooves are internally provided with a damping component, the damping component comprises a damping spring fixedly connected to the bottom surface in the mounting groove and a supporting block fixedly connected to the top of the damping spring, the first dust guard is located above the supporting block, and the first dust guard is abutted to the supporting block.

Through adopting above-mentioned technical scheme, when first dust guard rocked with the second dust guard, damping spring can offset partly vertical effort, has improved the stability that first dust guard and second dust guard placed.

Preferably, a telescopic rod penetrates through the damping spring, one end of the telescopic rod is fixedly connected with the end face of the supporting block, and the other end of the telescopic rod is fixedly connected with the inner bottom face of the mounting groove.

Through adopting above-mentioned technical scheme, the movement track of supporting shoe can be restricted to the telescopic link, has improved the stability that the supporting shoe removed.

Preferably, the top of the first dust guard and the top of the second dust guard are fixedly connected with a plurality of shock absorbing seats.

Through adopting above-mentioned technical scheme, the cushion socket can be to first dust guard and second dust guard protection, has reduced the emergence that external force direct action caused the damage condition on first dust guard and second dust guard.

Preferably, the first dust guard is fixedly connected with a limiting plate on the end wall of one end of the sliding cavity, and the side wall of the limiting plate is in contact with the inner wall of the sliding cavity.

Through adopting above-mentioned technical scheme, the limiting plate has restricted the movement track of first dust guard, has reduced the emergence of the condition that drops in first dust guard follow second dust guard.

In summary, the present application includes at least the following advantageous technical effects:

by arranging the limiting block, when the first dustproof plate and the second dustproof plate need to be detached, the limiting block only needs to be pulled out of the limiting groove, so that the operation of workers is facilitated, and meanwhile, the problem that the first dustproof plate and the second dustproof plate are inconvenient to replace is solved;

by arranging the limiting spring, the limiting spring can provide continuous thrust in the process that the limiting block locks the first dust guard, so that the limiting block is tightly attached to the limiting groove, and the stability of the limiting block for locking the first dust guard is improved;

this application is through setting up the inclined plane, at the in-process that first dust guard removed, can accomplish the locking to first dust guard, and the staff of being convenient for operates.

Drawings

Fig. 1 is an overall structure schematic diagram of a waterstop device of a bridge expansion joint according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a first dust-proof plate and a second dust-proof plate according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a stopper member and a shock-absorbing member according to an embodiment of the present application.

Description of reference numerals: 1. a first concrete base; 2. a second concrete base; 3. an expansion joint; 31. a water stop; 32. mounting grooves; 33. a placement groove; 4. a dust-proof member; 41. a first dust-proof plate; 411. a limiting groove; 412. a limiting plate; 42. a second dust-proof plate; 421. a sliding cavity; 43. tensioning the spring; 44. a shock absorbing seat; 5. a limiting component; 51. a limiting block; 511. a bevel; 52. a limiting spring; 6. a shock-absorbing member; 61. a damping spring; 62. a support block; 63. a telescopic rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses stagnant water belting at bridge expansion joint. Referring to fig. 1, the waterstop device for a bridge expansion joint includes a first concrete base 1, a second concrete base 2, and an expansion joint 3; expansion joint 3 shaping is between first concrete basal portion 1 and second concrete basal portion 2, and expansion joint 3 midspan is equipped with waterstop 31, and expansion joint 3 upper cover is equipped with dustproof part 4, and dustproof part 4 sets up to a plurality of, and a plurality of dustproof part 4 distribute along the extending direction equidistance of first concrete basal portion 1, and dustproof part 4 can reduce the emergence of the direct condition of acting on waterstop 31 of external force.

Referring to fig. 1 and 2, two opposite side walls of the first concrete base 1 and the second concrete base 2 are respectively provided with a plurality of mounting grooves 32, and the mounting grooves 32 are arranged corresponding to the dust-proof component 4; the dust-proof component 4 comprises a second dust-proof plate 42, a first dust-proof plate 41, a tension spring 43 and a plurality of shock-absorbing seats 44; the second dust guard 42 covers the expansion joint 3, the second dust guard 42 is inserted into the adjacent mounting groove 32, and a sliding cavity 421 is integrally formed inside the second dust guard 42; the first dust guard 41 covers the expansion joint 3, the first dust guard 41 is inserted into the adjacent mounting groove 32, the first dust guard 41 is slidably arranged on the side wall of the second dust guard 42, the first dust guard 41 is arranged in the sliding cavity 421, the end wall of one end of the first dust guard 41 in the sliding cavity 421 is fixedly connected with a limiting plate 412, the side wall of the limiting plate 412 is in contact with the inner wall of the sliding cavity 421, the limiting plate 412 limits the movement track of the first dust guard 41, and the situation that the first dust guard 41 falls off from the second dust guard 42 is reduced; the tensioning spring 43 is placed in the sliding cavity 421 and is horizontally arranged, one end of the tensioning spring 43 is fixedly connected with the end wall of the first dust-proof plate 41, the other end of the tensioning spring 43 is fixedly connected with the inner wall of the sliding cavity 421, the tensioning spring 43 can provide continuous tension for the first dust-proof plate 41, and the stability of the first dust-proof plate 41 moving in the second dust-proof plate 42 is improved; a plurality of shock mount 44 are fixed connection respectively at the top of first dust guard 41 and second dust guard 42, and shock mount 44 can protect first dust guard 41 and second dust guard 42, has reduced the emergence of the direct condition of acting on first dust guard 41 and second dust guard 42 of external force.

Referring to fig. 3, the two mounting grooves 32 are respectively provided with a limiting member 5 for locking the first dust-proof plate 41 and the second dust-proof plate 42, and the inner top surfaces of the two mounting grooves 32 are respectively provided with a placing groove 33; taking the limiting part 5 mounted on the first dust-proof plate 41 as an example, the upper end surface of the first dust-proof plate 41 is provided with a limiting groove 411, and the limiting part 5 comprises a limiting spring 52 and a limiting block 51; the limiting spring 52 is fixedly connected to the inner top surface of the placing groove 33 and is vertically arranged; the limiting block 51 is fixedly connected to the bottom of the limiting spring 52, the limiting block 51 is vertically arranged, the limiting block 51 can slide along the placing groove 33, the limiting block 51 can be inserted into the limiting groove 411, so that the first dust guard 41 is locked, an inclined plane 511 is integrally formed on the end wall of the limiting block 51, which is far away from one end of the limiting spring 52, and the distance from the inclined plane 511 to the expansion joint 3 is gradually increased from top to bottom; in the process that first dust guard 41 removed, first dust guard 41 at first with inclined plane 511 butt, then first dust guard 41 promotes stopper 51 rebound, when stopper 51 was relative with spacing groove 411, spacing spring 52 promoted stopper 51 and inserted in spacing groove 411 to accomplished stopper 51 to the locking of first dust guard 41, the staff of being convenient for operates.

Referring to fig. 3, the two mounting grooves 32 are respectively provided with a damping member 6, and taking the damping member 6 adjacent to the first dust-proof plate 41 as an example, the damping member 6 includes a damping spring 61, a supporting block 62 and an expansion link 63; the damping spring 61 is fixedly connected to the inner bottom surface of the mounting groove 32 and is vertically arranged; the supporting block 62 is fixedly connected to the top of the damping spring 61, the upper end face of the supporting block 62 is abutted to the lower end face of the first dust guard 41, the damping spring 61 can offset a part of vertical acting force, and the placing stability of the first dust guard 41 and the second dust guard 42 is improved; during damping spring 61 was worn to establish by telescopic link 63, the top fixed connection of telescopic link 63 was on the lower terminal surface of supporting shoe 62, and the bottom fixed connection of telescopic link 63 is on the interior bottom surface of mounting groove 32, and telescopic link 63 can restrict the movement track of supporting shoe 62, has improved the stability that supporting shoe 62 removed.

The implementation principle of the sealing strip device at the bridge expansion joint of the embodiment of the application is as follows: when first dust guard 41 and second dust guard 42 need be demolishd, only need to move stopper 51 upwards, stopper 51 compresses spacing spring 52, and when stopper 51 was pulled out from spacing groove 411, can take out first dust guard 41 and second dust guard 42 from mounting groove 32, the staff of being convenient for operates, has improved the problem that is not convenient for change first dust guard 41 and second dust guard 42 simultaneously. When first dust guard 41 is required to be installed, first dust guard 41 is firstly inserted into installation groove 32, first dust guard 41 is abutted against inclined plane 511, first dust guard 41 continues to be moved, first dust guard 41 pushes limiting block 51 to move upwards, limiting block 51 compresses limiting spring 52, limiting block 51 is opposite to limiting groove 411, limiting spring 52 pushes limiting block 51 to be inserted into limiting groove 411, and therefore the first dust guard 41 is locked by limiting block 51, and operation of workers is facilitated.

When the vehicle passes through first dust guard 41 and second dust guard 42, shock-absorbing seat 44 can protect first dust guard 41 and second dust guard 42, the emergence that external force direct action caused the damage condition on first dust guard 41 and second dust guard 42 has been reduced, meanwhile first dust guard 41 can take place to rock with second dust guard 42, damping spring 61 can offset the vertical effort of a part, the stability that first dust guard 41 and second dust guard 42 placed has been improved, tensioning spring 43 can offset the horizontal effort of a part, further improvement the stability that first dust guard 41 and second dust guard 42 placed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Waterstop device at bridge expansion joint, including first concrete basal portion (1) and second concrete basal portion (2), the shaping has expansion joint (3) between first concrete basal portion (1) and second concrete basal portion (2), expansion joint (3) midspan is equipped with waterstop (31), its characterized in that: a dustproof part (4) is arranged on the upper cover of the expansion joint (3), and the dustproof part (4) comprises a first dustproof plate (41) and a second dustproof plate (42) which are arranged on the expansion joint (3) in a covering mode; the first dust guard (41) is slidably arranged in the second dust guard (42); mounting grooves (32) have all been seted up on two relative lateral walls of first concrete basal portion (1) and second concrete basal portion (2), insert respectively in adjacent mounting groove (32) first dust guard (41) and second dust guard (42), two all install spacing part (5) that are used for locking first dust guard (41) and second dust guard (42) in mounting groove (32), two standing groove (33) have all been seted up on the interior top surface of mounting groove (32), spacing part (5) are including sliding stopper (51) of placing in standing groove (33), offer on the terminal surface of first dust guard (41) and supply stopper (51) male spacing groove (411).

2. The sealing strip device for a bridge expansion joint of claim 1, wherein: a limiting spring (52) is placed in the placing groove (33), one end of the limiting spring (52) is fixedly connected with the end face of the limiting block (51), and the other end of the limiting spring (52) is fixedly connected with the inner top face of the placing groove (33).

3. The sealing strip device for a bridge expansion joint of claim 2, wherein: the end wall of one end, away from the limiting spring (52), of the limiting block (51) is integrally formed with an inclined plane (511), and the distance between the inclined plane (511) and the expansion joint (3) is gradually increased from top to bottom.

4. The sealing strip device for a bridge expansion joint of claim 1, wherein: the inside integrated into one piece of second dust guard (42) has the chamber (421) that slides, first dust guard (41) are worn to establish to slide in chamber (421), place straining spring (43) in the chamber (421) that slides, the one end fixed connection of straining spring (43) is on the end wall of first dust guard (41), the other end fixed connection of straining spring (43) is on the inner wall of the chamber (421) that slides.

5. The sealing strip device for a bridge expansion joint of claim 1, wherein: two all install shock-absorbing component (6) in mounting groove (32), shock-absorbing component (6) are including damping spring (61), the supporting shoe (62) of fixed connection at damping spring (61) top in mounting groove (32) on the bottom surface, first dust guard (41) are located the top of supporting shoe (62), first dust guard (41) and supporting shoe (62) butt.

6. The sealing strip device for a bridge expansion joint of claim 5, wherein: an expansion rod (63) penetrates through the damping spring (61), one end of the expansion rod (63) is fixedly connected with the end face of the supporting block (62), and the other end of the expansion rod (63) is fixedly connected with the inner bottom face of the mounting groove (32).

7. The sealing strip device for a bridge expansion joint of claim 1, wherein: the top parts of the first dust guard (41) and the second dust guard (42) are fixedly connected with a plurality of shock absorption seats (44).

8. The sealing strip device for a bridge expansion joint of claim 4, wherein: the first dust guard (41) is located fixedly connected with limiting plate (412) on the end wall of the interior one end of chamber (421) that slides, the lateral wall of limiting plate (412) and the inner wall contact in chamber (421) that slides.