CN215106131U

CN215106131U - Waterproof construction at building structure expansion joint

Info

Publication number: CN215106131U
Application number: CN202023113943.5U
Authority: CN
Inventors: 杨接; 杨志坚; 张晓禹
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-12-10
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a waterproof structure of an expansion joint of a building structure, which comprises a first cement board and a second cement board, wherein the expansion joint is arranged between the first cement board and the second cement board, the top parts of one sides of the first cement board and the second cement board are both provided with a groove, the bottom parts of the inner ends of the two grooves are both fixedly provided with a sealing gasket, and the top ends of the two sealing gaskets are fixedly provided with a supporting plate; the utility model has the advantages that: the utility model relates to a waterproof construction at building structure expansion joint, can cover the expansion joint through the lid seam board, make more pleasing to the eye of structure, the dustproof pad that sets up through lid seam board bottom both sides can play first heavy waterproof role, only a small amount of water passes through in the gap infiltration recess of dustproof pad bottom, one of them part water flows in first V-arrangement area along the gap on sealed pad top, another part water flows in the second V-arrangement area along the gap of sealed pad bottom, then discharge through the drainage funnel, waterproof drainage performance is better, and convenient to use.

Description

Waterproof construction at building structure expansion joint

Technical Field

The utility model relates to a building structure expansion joint, in particular to waterproof construction at building structure expansion joint.

Background

The expansion joint of building is a structural joint which is arranged at a proper position along the construction joint direction of the building or the structure for preventing the structure from generating cracks or damage due to the change of the climate and temperature (thermal expansion and cold contraction), and the expansion joint is a structural joint which is arranged at the proper position along the construction joint direction of the building or the structure, and the building or the structure can horizontally expand along the length direction by dividing the building components above the foundation such as a wall body, a floor slab, a roof (except for a wooden roof) and the like into two independent parts, so that the common expansion joint of the building structure has poor waterproof performance and is easy to accumulate water stain after long-time use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof construction at building structure expansion joint to solve the relatively poor problem of common building structure expansion joint waterproof performance who proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof construction at building structure expansion joint, includes first cement board and second cement board, be provided with the expansion joint between first cement board and the second cement board, the top of first cement board and second cement board one side all is provided with the recess, two the equal fixed mounting in bottom of recess inner has sealed the pad, two the top fixed mounting who seals up has the backup pad, the top fixed mounting of backup pad has the lid to sew up the board, two fixed mounting has first V-arrangement area between the sealed pad, fixed mounting has second V-arrangement area between first cement board and the second cement board.

As an optimized technical scheme of the utility model, the both sides at lid seam board top all set up to the slope form.

As an optimized technical scheme of the utility model, the one end fixed mounting in second V-arrangement area has drainage funnel.

As a preferred technical scheme of the utility model, the equal fixed mounting in both sides of lid seam board bottom has dustproof pad, one of them the bottom of dustproof pad contacts with one side on first cement board top, another the bottom of dustproof pad contacts with one side on second cement board top.

As the utility model discloses a preferred technical scheme, one of them sealed pad passes through fixing bolt and first cement board fixed connection, another sealed pad passes through fixing bolt and second cement board fixed connection.

As an optimized technical scheme of the utility model, there is the clearance between a lateral wall of backup pad and the first cement board.

As an optimized technical scheme of the utility model, first V-arrangement area and two sealed integrative structures that fill up as an organic whole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a waterproof construction at building structure expansion joint, can cover the expansion joint through the lid seam board, make more pleasing to the eye of structure, the dustproof pad that sets up through lid seam board bottom both sides can play first heavy waterproof role, only a small amount of water passes through in the gap infiltration recess of dustproof pad bottom, one of them part water flows in first V-arrangement area along the gap on sealed pad top, another part water flows in the second V-arrangement area along the gap of sealed pad bottom, then discharge through the drainage funnel, waterproof drainage performance is better, and convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic sectional view of the present invention.

In the figure: 1. a first cement panel; 2. a second cement panel; 3. an expansion joint; 4. a groove; 5. a gasket; 6. a support plate; 7. covering and sewing the plate; 701. a tilted shape; 8. a first V-belt; 9. a second V-belt; 10. a drainage funnel; 11. a dust-proof pad; 12. fixing the bolt; 13. a gap.

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 utility model provides a waterproof structure for expansion joints of building structures, which comprises a first cement board 1 and a second cement board 2, an expansion joint 3 is arranged between the first cement board 1 and the second cement board 2, grooves 4 are arranged on the top of one side of the first cement board 1 and the second cement board 2, sealing gaskets 5 are fixedly arranged on the bottom of the inner ends of the two grooves 4, the sealing gaskets 5 can improve the sealing property of the joint and prevent water seepage, a supporting plate 6 is fixedly arranged on the top ends of the two sealing gaskets 5, a cover seam plate 7 is fixedly arranged on the top end of the supporting plate 6, the cover seam plate 7 can cover the expansion joint 3 to achieve the effect of beauty, a first V-shaped belt 8 is fixedly arranged between the two sealing gaskets 5, a second V-shaped belt 9 is fixedly arranged between the first cement board 1 and the second cement board 2, the sealing gaskets 5, the first V-shaped belt 8 and the second V-shaped belt 9 are made of rubber materials, the first V-shaped belt 8 and the second V-shaped belt 9 can adjust the included angle along with the expansion and contraction of the expansion joint 3.

Preferably, both sides of the top of the seaming panel 7 are provided with inclined parts 701, the inclined parts 701 are designed to prevent a pedestrian from falling down when kicking the edge of the seaming panel 7, one end of the second V-shaped belt 9 is fixedly provided with a drainage funnel 10, water falling into the first V-shaped belt 8 and the second V-shaped belt 9 can be discharged through the drainage funnel 10, both sides of the bottom of the seaming panel 7 are fixedly provided with dustproof pads 11, the bottom of one of the dustproof pads 11 is contacted with one side of the top of the first cement board 1, the bottom of the other dustproof pad 11 is contacted with one side of the top of the second cement board 2, the dustproof pads 11 are made of rubber materials to prevent dust from entering the expansion joint 3, one of the sealing pads 5 is fixedly connected with the first cement board 1 through fixing bolts 12, the other sealing pad 5 is fixedly connected with the second cement board 2 through fixing bolts 12, so that the sealing pads 5 are fixed more firmly, there is clearance 13 between a lateral wall of backup pad 6 and the first cement board 1 for backup pad 6 can not be ejecting when expansion joint 3 contracts, and first V-arrangement area 8 and two sealed 5 formula structures as an organic whole of filling up make the leakproofness of structure better.

When specifically using, the utility model relates to a waterproof construction at building structure expansion joint, when the temperature is higher, first cement board 1 and second cement board 2 are close to because of the inflation gradually, the contraction joint 3 shrinks, the contained angle of first V-arrangement area 8 and second V-arrangement area 9 diminishes, the clearance 13 of backup pad 6 both sides diminishes, the waterproof principle of structure does, dustproof pad 11 through 7 bottom both sides settings of crack board can play first heavy waterproof effect, only a small amount of water passes through in the gap infiltration recess 4 of dustproof pad 11 bottoms, one of them part of water flows in first V-arrangement in-band 8 along the gap on sealed 5 tops of pad, another part of water flows in second V-arrangement in-band 9 along the gap of sealed 5 bottoms of pad, then discharge through drainage funnel 10.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof construction at building structure expansion joint, includes first cement board (1) and second cement board (2), its characterized in that, be provided with expansion joint (3) between first cement board (1) and second cement board (2), the top of first cement board (1) and second cement board (2) one side all is provided with recess (4), two the equal fixed mounting in bottom that recess (4) are inner has sealed the pad (5), two the top fixed mounting who seals up pad (5) has backup pad (6), the top fixed mounting of backup pad (6) has lid seam board (7), two fixed mounting has first V-arrangement area (8) between sealed pad (5), fixed mounting has second V-arrangement area (9) between first cement board (1) and the second cement board (2).

2. The waterproof structure for an expansion joint of a building structure as claimed in claim 1, wherein: the two sides of the top of the seam covering plate (7) are both arranged to be inclined (701).

3. The waterproof structure for an expansion joint of a building structure as claimed in claim 1, wherein: one end of the second V-shaped belt (9) is fixedly provided with a drainage funnel (10).

4. The waterproof structure for an expansion joint of a building structure as claimed in claim 1, wherein: the both sides of lid seam board (7) bottom are equal fixed mounting have dustproof pad (11), one of them the bottom of dustproof pad (11) contacts with one side on first cement board (1) top, another the bottom of dustproof pad (11) contacts with one side on second cement board (2) top.

5. The waterproof structure for an expansion joint of a building structure as claimed in claim 1, wherein: one of the sealing gaskets (5) is fixedly connected with the first cement board (1) through a fixing bolt (12), and the other sealing gasket (5) is fixedly connected with the second cement board (2) through a fixing bolt (12).

6. The waterproof structure for an expansion joint of a building structure as claimed in claim 1, wherein: a gap (13) exists between one side wall of the supporting plate (6) and the first cement board (1).

7. The waterproof structure for an expansion joint of a building structure as claimed in claim 1, wherein: the first V-shaped belt (8) and the two sealing gaskets (5) are of an integrated structure.