CN217711183U

CN217711183U - Waterproof structure for expansion joint of platform canopy

Info

Publication number: CN217711183U
Application number: CN202220703162.1U
Authority: CN
Inventors: 宋连杰; 苏娜; 姜小军; 岳文豪; 李铁东; 李长裔; 何飞; 吕亚龙
Original assignee: China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group Co Ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-11-01
Anticipated expiration: 2032-03-29

Abstract

The utility model relates to a waterproof structure for expansion joints of a platform canopy, which comprises a first structural beam and a second structural beam, wherein the first structural beam and the second structural beam are oppositely arranged at intervals to form the expansion joints; the waterproof structure includes: the waterproof cover plate is of a cast-in-place concrete structure, is connected with the upper end of the first structural beam and extends towards the width direction of the contraction joint of the second structure Liang Yanshen; a buffer seam is formed between the waterproof cover plate and the second structural beam; the fixing piece is pre-embedded above the waterproof cover plate; the water retaining piece comprises a connecting plate and a baffle plate; the connecting plate is bolted with the fixing piece; the baffle is fixedly connected with the connecting plate, is positioned on one side of the waterproof cover plate close to the second structural beam and extends downwards. The waterproof piece is arranged to shield the buffering seam, so that the waterproof coiled material and the sealant in the buffering seam are prevented from being exposed to the sun and rain, the service life of the waterproof piece is prolonged, and the waterproof and covering effects are ensured.

Description

Waterproof structure for expansion joint of platform canopy

Technical Field

The invention relates to the field of rain sheds for platform roofs, in particular to a waterproof structure for expansion joints of a platform rain shed.

Background

In the construction of railway station houses, the platform canopy is used as a project which can be certainly and not a few, the original steel structure is gradually replaced by a cast-in-place concrete structure, an expansion joint in the concrete structure is an indispensable design, and the width is generally 10cm. The platform canopy needs to set up the expansion joint, and expansion joint department needs to set up waterproof construction in order to guarantee the rain-proof effect of platform canopy, and current waterproof construction sets up expansion joint cover plate for setting up the expansion joint top, and the gap between expansion joint cover plate and the structure roof beam sets up waterproofing membrane to seal tightly with sealed glue, nevertheless drench through long-time solarization with rain, make waterproofing membrane and sealed waterproof effect variation of gluing, and the expansion joint of platform canopy easily seeps water, consequently, needs to provide a waterproof and cover effectual waterproof construction.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the poor problem of waterproof construction water-proof effects at platform canopy expansion joint, provide a waterproof construction is used at platform canopy expansion joint, concrete technical scheme as follows:

a waterproof structure for expansion joints of a platform canopy comprises a first structural beam and a second structural beam, wherein the first structural beam and the second structural beam are oppositely arranged at intervals to form the expansion joints; the waterproof structure includes:

the waterproof cover plate is of a cast-in-place concrete structure, is connected with the upper end of the first structural beam, and extends towards the width direction of the shrinkage joint of the second structure Liang Yanshen; a buffer seam is formed between the waterproof cover plate and the second structural beam;

the fixing piece is pre-embedded above the waterproof cover plate;

the water retaining piece comprises a connecting plate and a baffle plate; the connecting plate is bolted with the fixing piece; the baffle is fixedly connected with the connecting plate, is positioned on one side of the waterproof cover plate close to the second structural beam and extends downwards.

Furthermore, the fixing piece comprises a square tube, the square tube extends along the length direction of the expansion joint, and a groove extending along the length direction of the square tube is arranged above the square tube; the cross section of the groove is T-shaped, and the width of the opening side of the groove is smaller than that of the inner side of the groove; the waterproof structure also comprises a bolt and a nut matched with the bolt; the bolt comprises a head and a screw rod connected with the head, and the head is clamped in the groove and can move along the length direction of the groove; the screw rod extends out of the groove, penetrates through the connecting plate and then is locked with the nut.

Further, the connecting plate is provided with a strip-shaped through hole extending along the width direction of the expansion joint, the bolt extends out of the groove, penetrates through the strip-shaped through hole and then is connected with the nut, and the connecting plate and the square tube are clamped.

Furthermore, a gasket is arranged between the connecting plate and the nut, and the gasket covers the strip-shaped through hole.

Further, the gasket includes stainless steel gasket and waterproof gasket, and the bolt passes bar through-hole, waterproof gasket, stainless steel gasket in proper order and locks with the nut.

Furthermore, one side of the connecting plate, which is far away from the baffle plate, extends downwards to form a side plate.

Further, the waterproof cover plate extends out of the second structural beam; the protruding end protrudes downward to form a protruding portion.

Furthermore, a slope finding layer is arranged above the waterproof cover plate, the slope finding layer inclines downwards from the second structural beam to the first structural beam, and the slope finding degree is 1%.

Further, the waterproof structure further comprises a waterproof roll; the waterproof coiled material is arranged in the buffer joint and is respectively connected with the second structural beam and the waterproof cover plate in a sealing mode through sealant.

Has the advantages that: the waterproof piece is arranged to shield the buffering seam, so that the waterproof coiled material and the sealant in the buffering seam are prevented from being exposed to the sun and rain, the service life of the waterproof coiled material is prolonged, and the waterproof and covering effects are further ensured.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is an overall schematic view of a waterproof structure.

Fig. 2 is a schematic structural view of the waterproof cover plate.

Fig. 3 is a schematic structural view of the fixing member.

FIG. 4 is a schematic view of the connection between the water stop and the square tube.

Fig. 5 is a schematic view of a connection plate structure.

Reference numerals: 11. a first structural beam; 12. a second structural beam; 21. an expansion joint; 22. buffering the seam; 3. a waterproof cover plate; 31. a boss portion; 32. finding a slope layer; 4. a fixing member; 41. a square tube; 411. a groove; 42. pre-burying a plate; 5. a water blocking member; 51. a connecting plate; 511. a strip-shaped through hole; 52. a baffle plate; 53. a side plate; 61. a bolt; 62. a nut; 63. a gasket; 7. a waterproof roll.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

In this embodiment, referring to fig. 1, a waterproof structure for an expansion joint of a platform canopy is provided, where the platform canopy includes a first structural beam 11 and a second structural beam 12, the first structural beam 11 and the second structural beam are oppositely disposed at an interval, and an expansion joint 21 is formed; the waterproof structure comprises a waterproof cover plate 3, a fixing piece 4, a water retaining piece 5, a waterproof coiled material 7 and a connecting assembly.

Specifically, referring to fig. 2, the waterproof cover plate 3 is a cast-in-place concrete structure, is connected to the upper end of the first structural beam 11, and extends in the width direction of the expansion joint 21 toward the second structural beam 12; a buffer seam 22 is formed between the waterproof cover plate 3 and the second structural beam 12; the waterproof cover plate 3 extends out of the second structural beam 12, and the extending end of the waterproof cover plate protrudes downwards to form an arc-shaped protruding part 31. A slope finding layer 32 is arranged above the waterproof cover plate 3, the slope finding layer 32 is downwards inclined from the second structural beam 12 to the first structural beam 11, and the slope finding degree is 1%.

Specifically, the connecting assembly includes a bolt 61, a nut 62 fitted to the bolt 61, and a washer 63; the gasket 63 comprises a stainless steel gasket 63 and a waterproof gasket 63, and the stainless steel gasket 63 and the waterproof gasket 63 are consistent in size and are attached integrally.

Specifically, referring to fig. 3, the fixing member 4 includes an embedded plate 42 and a square pipe 41; the embedded plate 42 is fixedly connected with the lower end of the square tube 41; the square pipe 41 is positioned above the waterproof cover plate 3 and extends along the length direction of the expansion joint 21; the length direction of the expansion joint 21 is vertical to the plane shown in fig. 1; the embedded plate 42 is embedded in the waterproof cover plate 3; a groove 411 extending along the length direction of the square tube 41 is arranged above the square tube; the cross section of the groove 411 is in a T shape, and the width of the opening side of the groove is smaller than that of the inner side of the groove; the bolt 61 comprises a head and a screw rod connected with the head, and the head is clamped in the groove 411 and can move along the length direction of the groove 411; the screw protrudes from the recess 411.

Specifically, referring to fig. 4 and 5, the water blocking member 5 includes a connecting plate 51, a blocking plate 52 and a side plate 53; the connecting plate 51 is provided with a strip-shaped through hole 511 extending along the width direction of the expansion joint 21; the bolt 61 extends out of the groove 411, sequentially penetrates through the strip-shaped through hole 511, the waterproof gasket 63 and the stainless steel gasket 63, and then is locked with the nut 62; the gasket 63 covers the strip-shaped through hole 511; the connecting plate 51 comprises a plurality of through holes, and a plurality of strip-shaped through holes 511 are arranged at intervals along the length direction of the expansion joint 21; one side of the connecting plate 51 extends downwards to form a baffle plate 52 which is positioned at one side of the waterproof cover plate 3 close to the second structural beam 12; the side of the connecting plate 51 remote from the baffle plate 52 extends downwards to form a side plate 53.

Specifically, the waterproof roll 7 is disposed in the buffer seam 22 and is connected to the second structural beam 12 and the waterproof cover plate 3 by a sealant, wherein the sealant includes a foaming adhesive and a silicone adhesive.

When the waterproof structure is arranged, the cast-in-place concrete forms the waterproof cover plate 3, and the waterproof cover plate 3 covers the expansion joint 21; the waterproof cover plate 3 is embedded with a fixing piece 4 and is used for being connected with the water blocking piece 5; waterproof coiled materials 7 are arranged in the buffer seams 22, so that rainwater is prevented from permeating into the buffer seams 22; the bolt 61 is inserted into the groove 411 from one end of the square tube 41, passes through the connecting plate 51, and is locked with the nut 62, thereby fixedly connecting the fixing member 4 and the water blocking member 5.

In the implementation, the waterproof cover plate 3 and the waterproof coiled material 7 are arranged to initially realize the waterproof and covering effects of the expansion joint 21; the waterproof piece is arranged to shield the buffer seam 22, so that the waterproof coiled material 7 and the sealant in the buffer seam 22 are prevented from being exposed to the sun and rain, the service life of the waterproof piece is prolonged, and the waterproof and shielding effects are further ensured; the waterproof cover plate 3 is provided with the convex part 31, when a small amount of rainwater flows in from the upper part of the waterproof cover plate 3, the rainwater flows down along the convex part 31 and cannot flow into the buffer seam 22. In addition, the square tube 41 is provided with a groove 411, and the bolt 61 can move along the groove 411, so that the square tube can be matched with the connecting plate 51 and is flexible to use; the connecting plate 51 is provided with a strip-shaped through hole 511, the positions of the connecting plate 51 and the square tube 41 can be finely adjusted, and the use flexibility is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims

1. A waterproof structure for an expansion joint of a platform canopy is provided, wherein the platform canopy comprises a first structural beam (11) and a second structural beam (12), the first structural beam (11) and the second structural beam (12) are oppositely arranged at intervals, and an expansion joint (21) is formed; its characterized in that, waterproof construction includes:

the waterproof cover plate (3) is of a cast-in-place concrete structure, is connected with the upper end of the first structural beam (11), and extends towards the second structural beam (12) along the width direction of the expansion joint (21); a buffer seam (22) is formed between the waterproof cover plate (3) and the second structural beam (12);

the fixing piece (4) is pre-embedded above the waterproof cover plate (3);

a water blocking member (5) including a connecting plate (51) and a baffle plate (52); the connecting plate (51) is bolted with the fixing piece (4); the baffle (52) is fixedly connected with the connecting plate (51), is positioned on one side of the waterproof cover plate (3) close to the second structural beam (12), and extends downwards.

2. A waterproof structure for an expansion joint of a platform canopy as claimed in claim 1, wherein the fixing member (4) comprises a square pipe (41), the square pipe (41) extends along the length direction of the expansion joint (21), and a groove (411) extending along the length direction is formed above the square pipe (41); the cross section of the groove (411) is T-shaped, and the width of the opening side of the groove is smaller than that of the inner side of the groove; the waterproof structure further comprises a bolt (61) and a nut (62) matched with the bolt (61); the bolt (61) comprises a head and a screw rod connected with the head, and the head is clamped in the groove (411) and can move along the length direction of the groove (411); the screw rod extends out of the groove (411), penetrates through the connecting plate (51) and then is locked with the nut (62).

3. The waterproof structure for expansion joints of platform sheds according to claim 2, wherein the connecting plate (51) is provided with a strip-shaped through hole (511) extending in the width direction of the expansion joint (21), and the bolt (61) protrudes from the groove (411), passes through the strip-shaped through hole (511), is connected with the nut (62), and clamps the connecting plate (51) and the square pipe (41).

4. The waterproof structure for the expansion joint of the platform rain shelter as claimed in claim 3, wherein a gasket (63) is provided between the connecting plate (51) and the nut (62), and the gasket (63) covers the strip-shaped through hole (511).

5. The waterproof structure for the expansion joint of the platform canopy of claim 4, wherein the gasket (63) comprises a stainless steel gasket (63) and a waterproof gasket (63), and the bolt (61) passes through the strip-shaped through hole (511), the waterproof gasket (63) and the stainless steel gasket (63) in sequence and then is locked with the nut (62).

6. The waterproof structure for the expansion joint of the platform canopy as claimed in claim 2, wherein the side of the connecting plate (51) remote from the baffle plate (52) extends downward to form a side plate (53).

7. The waterproof structure for expansion joints of platform sheds according to claim 5, wherein the waterproof cover plate (3) extends out of the second structural beam (12); the protruding end protrudes downward to form a protruding part (31).

8. The waterproof structure for an expansion joint of a platform canopy as claimed in claim 1, wherein a slope layer (32) is provided above the waterproof cover plate (3), and the slope layer (32) is inclined downward from the second structural beam (12) to the first structural beam (11) with a slope of 1%.

9. The waterproof structure for expansion joints of platform sheds according to any one of claims 1 to 8, characterized in that the waterproof structure further comprises a waterproof roll (7); the waterproof roll (7) is arranged in the buffer seam (22) and is respectively connected with the second structural beam (12) and the waterproof cover plate (3) in a sealing mode through sealant.