CN220266860U

CN220266860U - Expansion joint water stop structure

Info

Publication number: CN220266860U
Application number: CN202320970270.XU
Authority: CN
Inventors: 刘大千; 王兆军; 张书嘉; 李佳佳; 石小龙; 臧全成
Original assignee: China Construction First Group Corp Ltd
Current assignee: China Construction First Group Corp Ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-12-29
Anticipated expiration: 2033-04-26

Abstract

The utility model provides an expansion joint water stop structure, which belongs to the technical field of building water stop and comprises an upper pressing plate, a lower pressing plate, abutting plates, elastic pieces and fastening components, wherein the upper pressing plate and the lower pressing plate are respectively arranged on two sides of a floor slab of a building expansion joint in an abutting mode, the surfaces of the upper pressing plate and the lower pressing plate, which are far away from each other, are respectively arranged in an arch-shaped cambered surface mode, the abutting plates are respectively arranged on the surfaces of the upper pressing plate and the lower pressing plate, which are close to each other in a sliding mode, the abutting plates are located on two sides of the upper pressing plate and the lower pressing plate, the elastic pieces are respectively arranged on the upper pressing plate and the lower pressing plate and are used for driving the abutting plates on the two sides of the corresponding upper pressing plate and the lower pressing plate to abut against the end faces of the floor slab of the building expansion joint, and the water stop plates are fixedly arranged on one sides of the upper pressing plate, the lower pressing plate and the abutting plates, which are used for fastening the upper pressing plate and the lower pressing plate are abutted against two sides of the floor slab of the building expansion joint. The utility model has the characteristics of convenient installation and convenient replacement and maintenance in the later period.

Description

Expansion joint water stop structure

Technical Field

The utility model relates to the technical field of building water stop, in particular to an expansion joint water stop structure.

Background

The expansion joint of a building, namely, an expansion joint, is a structural joint which is arranged at a proper position along the direction of a building or a construction joint of a structure in order to prevent a building member from generating cracks or damages due to the change of climate and temperature. In order to prevent the expansion joint from leaking, a water stop belt is embedded across the joint when concrete is poured, so that the expansion joint can deform along with deformation of the expansion joint, and a water stop effect is achieved; however, after the existing water stop is installed, when the water stop needs to be replaced in the later period, the water stop is basically damaged, even building floors are damaged, and economic loss is caused.

Disclosure of Invention

The utility model aims to provide an expansion joint water stop structure which has the characteristics of convenience in installation and convenience in later replacement and maintenance.

The embodiment of the utility model is realized by the following technical scheme: the utility model provides an expansion joint stagnant water structure, includes top board, holding down plate, butt board, elastic component and fastening assembly, top board, holding down plate butt respectively set up the floor both sides at the building expansion joint, the face that top board, holding down plate kept away from each other all is the arch cambered surface setting, all slide on the face that top board, holding down plate are close to each other and be provided with the butt board, the butt board is located the both sides of top board, holding down plate, the elastic component sets up respectively on top board, holding down plate and is used for driving the butt board butt of corresponding top board, holding down plate both sides to the floor terminal surface of building expansion joint, the top board, holding down plate and the butt board are close to the floor one side all fixed be provided with the stagnant water board, fastening assembly is used for fastening top board, holding down plate and makes top board, holding down plate butt to the floor both sides of building expansion joint.

Further, the elastic piece includes spring, slider, the spout has all been seted up to the both sides of top board, holding down plate, slider sliding connection is in the spout, slider and butt board fixed connection, the spring sets up in the spout, the diapire of one end fixed connection at the spout of spring, the other end and slider fixed connection.

Further, the fastening assembly comprises a screw rod and countersunk nuts, a plurality of screws are fixedly arranged along the length direction of the upper pressing plate and penetrate through the lower pressing plate, the countersunk nuts are connected to the screw rod in a threaded mode, and countersunk grooves for containing the countersunk nuts are formed in the lower pressing plate.

Further, each screw rod is sleeved with a telescopic cylinder, each telescopic cylinder comprises a large cylinder and a small cylinder which is inserted in the large cylinder in a sliding manner, the large cylinders are fixedly connected to the upper pressing plate, the small cylinders are fixedly connected to the lower pressing plate, and one end of each small cylinder, which is inserted in the large cylinder in a sliding manner, is provided with a guide inclined plane.

Further, still be provided with the arched plate between top board and the holding down plate, the arched plate is folding form setting, the fixed extension board that is provided with in both ends of arched plate, both ends the extension board is kept away from each other on the face all fixedly provided with the stagnant water board, both ends stagnant water board on the extension board is used for the butt to on the floor terminal surface of building expansion joint, arched plate and a large section of thick bamboo fixed connection.

Further, a silica gel drying layer is arranged above the arch plate.

Further, the top of silica gel dry layer is provided with the rubber slab, the rubber slab is folding form setting and both ends and building expansion joint's floor terminal surface butt, the inside of rubber slab is inlayed and is equipped with the top spring, the flexible direction of top spring is the same with the flexible direction of building expansion joint.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

1. according to the utility model, the upper pressing plate and the lower pressing plate are abutted to the two sides of the floor of the building expansion joint and are tensioned and fixed by the screw rod and the countersunk head nut, the abutting plate is always abutted to the end face of the floor of the building expansion joint under the action of the spring, and the water stop plate on the abutting plate is always abutted to the end face of the floor when the building expansion joint stretches, so that the water stop effect is maintained, meanwhile, the water stop plates on the upper pressing plate and the lower pressing plate also play a water stop effect, and when the installation or the replacement maintenance is needed, the upper pressing plate and the lower pressing plate are separated by only unscrewing the countersunk head nut, so that the operation is very simple and convenient.

2. According to the utility model, the arch plate is arranged, the water stop plates on the extension plates at the two ends of the arch plate can play a role in further stopping water, meanwhile, due to the elasticity of the arch plate, the water stop plates can be better abutted against the end surfaces of the floor, the arch plate is folded, the extension plates can be better kept in flat contact with the end surfaces of the floor, so that the water stop effect is improved, moreover, the silica gel drying layer can play a role in absorbing water vapor entering the expansion joint, and the drying in the expansion joint is ensured, wherein the rubber plate can be better abutted against the end surfaces of the floor under the action of the top spring and self elasticity, so that the water stop effect is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of an expansion joint water stop structure provided by the utility model;

FIG. 2 is a cross-sectional view of the expansion joint water stop structure provided by the utility model;

fig. 3 is an exploded view of the telescoping cylinder and arch plate of the present utility model.

Icon: 1-floor, 2-upper pressing plate, 23-sliding chute, 3-lower pressing plate, 31-countersunk slot, 4-abutting plate, 5-elastic piece, 51-spring, 52-slider, 6-fastening component, 61-screw, 62-countersunk nut, 63-telescopic cylinder, 631-big cylinder, 632-small cylinder, 6321-guiding inclined plane, 7-water stop plate, 8-arch plate, 81-extending plate, 9-silica gel drying layer, 91-rubber plate and 92-abutting spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The utility model further provides an expansion joint water stopping structure, which is described below with reference to specific embodiments, and is shown in fig. 1-3, and comprises an upper pressing plate 2, a lower pressing plate 3, abutting plates 4, elastic members 5 and fastening components 6, wherein the upper pressing plate 2 and the lower pressing plate 3 are respectively and adjacently installed on two sides of a floor slab 1 of a building expansion joint, the surfaces of the upper pressing plate 2 and the lower pressing plate 3, which are far away from each other, are respectively in an arched arc surface, the arc surface radian is smooth, so that a pedestrian and a vehicle can conveniently travel, and simultaneously, the two sides of the upper pressing plate 2 and the lower pressing plate 3, which are close to each other, are respectively and slidably provided with abutting plates 4, the abutting plates 4 are positioned on two sides of the upper pressing plate 2 and the lower pressing plate 3, the abutting plates 4 are also provided with guide surfaces so as to facilitate the abutting plates 4 to be inserted into the expansion joint, the elastic members 5 are respectively installed on the upper pressing plate 2 and the lower pressing plate 3 and are used for driving the abutting plates 4 corresponding to abut against the end surfaces of the floor slab 1 of the building expansion joint, one side of the upper pressing plate 2, the lower pressing plate 3 and one side, which is close to the floor slab 1, and the side of the abutting plates 4, which are close to each other to the floor slab 1 are fixedly bonded with the abutting plates 7, and the fastening components are fastened on the two sides of the upper pressing plate 2 and the upper pressing plate 3 and the lower pressing plate 3, and the expansion joint 1.

Referring to fig. 1 and 2, the elastic member 5 includes a spring 51 and a slider 52, both sides of the upper platen 2 and the lower platen 3 are provided with a chute 23, the section of the chute 23 is in a T shape to prevent the slider 52 from falling off, and meanwhile, a plurality of groups of chutes 23 are provided along the length direction of the upper platen 2 and the lower platen 3 to improve the overall stability, the slider 52 is slidably connected in the chute 23, the slider 52 is fixedly connected with the abutting plate 4, the spring 51 is arranged in the chute 23, one end of the spring 51 is fixedly connected with the bottom wall of the chute 23, and the other end is fixedly connected with the slider 52.

Referring to fig. 2 and 3, the fastening assembly 6 includes a screw 61 and a counter nut 62, the screw 61 is fixedly welded with a plurality of screws along the length direction of the upper platen 2 and is penetrated on the lower platen 3, the screw 61 and the upper platen 2 are mutually perpendicular, the counter nut 62 is in threaded connection with the screw 61, the lower platen 3 is provided with a counter groove 31 for accommodating the counter nut 62, each screw 61 is sleeved with a telescopic cylinder 63, the telescopic cylinders 63 include a large cylinder 631 and a small cylinder 632 in the large cylinder 631, the large cylinder 631 is fixedly connected with the upper platen 2, the small cylinder 632 is fixedly connected with the lower platen 3, one end of the small cylinder 632 in the large cylinder 631 is in sliding connection with a guide inclined plane 6321 so that the small cylinder 632 is inserted into the large cylinder 631, and the lower platen 3 is rapidly installed.

Referring to fig. 2 and 3, an arch plate 8 is further installed between the upper pressing plate 2 and the lower pressing plate 3, in this embodiment, the arch plate 8 is made of steel plates, and can play a role of buffering and abutting against the extending plate 81, the arch plate 8 is in a folded arrangement, two ends of the arch plate 8 are integrally formed with the extending plate 81, the extending plate 81 and the end face of the floor slab 1 are flatly attached to each other, water stop plates 7 are fixedly adhered to the surfaces, away from each other, of the extending plates 81 at two ends, of the two ends, the water stop plates 7 on the extending plates 81 are used for abutting against the end face of the floor slab 1 of a building expansion joint, and the arch plate 8 is fixedly connected with the large cylinder 631, so that the arch plate 8 can be simultaneously inserted into the building expansion joint when the upper pressing plate 2 is installed, and the operation is simple and convenient.

Referring to fig. 2 and 3, the silica gel drying layer 9 is placed in the groove formed by the arch plate 8 and the extension plates 81 at two ends, so that a small amount of water vapor entering the expansion joint can be absorbed, the silica gel drying agent is mainly used for seeing that the silica gel drying agent can be repeatedly used and has stable chemical property, the silica gel drying agent can be continuously reused after being dried, thereby saving the cost, the water vapor entering the expansion joint is little, the silica gel drying agent does not need to be replaced frequently, the service time is long, the rubber plate 91 is also fixedly installed on the large cylinder 631 above the silica gel drying layer 9, the rubber plate 91 is arranged in a folded shape, two ends of the rubber plate 91 are abutted against the end face of the floor slab 1 of the building expansion joint, the top spring 92 is embedded in the rubber plate 91, and the expansion direction of the top spring 92 is the same as that of the building expansion joint.

The working process of the embodiment is as follows: through supporting top board 2, holding down board 3 to building expansion joint's floor 1 both sides, and use screw rod 61, countersunk nut 62 taut fixed, because butt board 4 receives the effect of spring 51 elasticity can support always tightly on building expansion joint's floor 1 terminal surface, when building expansion joint stretches out and draws back, the stagnant water board 7 on the butt board 4 can be always with floor 1 terminal surface butt, thereby keep the effect of stagnant water, simultaneously top board 2, the stagnant water board 7 on the holding down board 3 also can play the effect of stagnant water, when needing to install or change the maintenance, only need unscrew countersunk nut 62 and with top board 2, the separation of holding down board 3 can, the operation is very simple and convenient, moreover, the stagnant water board 7 on the extension board 81 at arch board 8 both ends can further play the effect of stagnant water, rubber slab 91 is through top spring 92 and self elasticity, after the terminal surface butt with floor 1, also can play better stagnant water effect, and silica gel drying layer 9 also can play the effect of absorption entering the expansion joint, and guarantee the drying of expansion joint in.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An expansion joint stagnant water structure, its characterized in that: including top board (2), holding down plate (3), butt board (4), elastic component (5) and fastening assembly (6), top board (2), holding down plate (3) butt respectively set up on building expansion joint's floor (1) both sides, the face that top board (2), holding down plate (3) kept away from each other all is the arch cambered surface setting, all slide on the face that top board (2), holding down plate (3) are close to each other and are provided with butt board (4), butt board (4) are located the both sides of top board (2), holding down plate (3), elastic component (5) set up respectively on top board (2), holding down plate (3) and are used for driving on the floor (1) terminal surface that corresponds top board (2), holding down plate (3) both sides butt board (4) butt to building expansion joint, top board (2), holding down plate (3) and one side that butt board (4) are close to floor (1) all are fixed and are provided with stagnant water board (7), fastening assembly (6) are used for fastening top board (2), holding down plate (3) and make both sides (2) to holding down plate (3) to the expansion joint.

2. The expansion joint water stop structure according to claim 1, wherein: the elastic piece (5) comprises a spring (51) and a sliding block (52), sliding grooves (23) are formed in two sides of the upper pressing plate (2) and the lower pressing plate (3), the sliding block (52) is slidably connected in the sliding grooves (23), the sliding block (52) is fixedly connected with the abutting plate (4), the spring (51) is arranged in the sliding grooves (23), one end of the spring (51) is fixedly connected to the bottom wall of the sliding grooves (23), and the other end of the spring is fixedly connected with the sliding block (52).

3. The expansion joint water stop structure according to claim 2, wherein: the fastening assembly (6) comprises a screw (61) and countersunk nuts (62), the screw (61) is fixedly provided with a plurality of countersunk nuts (31) which are arranged in a penetrating manner on the lower pressing plate (3) along the length direction of the upper pressing plate (2), the countersunk nuts (62) are connected to the screw (61) in a threaded manner, and countersunk grooves (31) for accommodating the countersunk nuts (62) are formed in the lower pressing plate (3).

4. The expansion joint water stop structure according to claim 3, wherein: every all overlap on screw rod (61) and be equipped with flexible section of thick bamboo (63), flexible section of thick bamboo (63) include big section of thick bamboo (631) and slip grafting little section of thick bamboo (632) in big section of thick bamboo (631), big section of thick bamboo (631) fixed connection is on top board (2), little section of thick bamboo (632) fixed connection is on bottom board (3), the one end that little section of thick bamboo (632) slip grafting got into big section of thick bamboo (631) is provided with guide slope (6321).

5. The expansion joint water stop structure according to claim 4, wherein: still be provided with arched plate (8) between top board (2) and holding down plate (3), arched plate (8) are folding form setting, the fixed extension board (81) that is provided with in both ends of arched plate (8), both ends on the face that extension board (81) kept away from each other all fixedly are provided with stagnant water board (7), both ends stagnant water board (7) on extension board (81) are used for the butt to building expansion joint on floor (1) terminal surface, arched plate (8) and large section of thick bamboo (631) fixed connection.

6. The expansion joint water stop structure according to claim 5, wherein: a silica gel drying layer (9) is arranged above the arch plate (8).

7. The expansion joint water stop structure according to claim 6, wherein: the top of silica gel dry layer (9) is provided with rubber slab (91), rubber slab (91) are folding form setting and both ends and building expansion joint's floor (1) terminal surface butt, the inside of rubber slab (91) is inlayed and is equipped with top spring (92), the flexible direction of top spring (92) is the same with the flexible direction of building expansion joint.