CN211647006U

CN211647006U - Waterproof expansion joint of building roof structure

Info

Publication number: CN211647006U
Application number: CN201921949014.2U
Authority: CN
Inventors: 张彩女
Original assignee: Fuzhou Zhinengguang New Material Technology Co ltd
Current assignee: Fuzhou Zhinengguang New Material Technology Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-10-09
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a waterproof expansion joint of a building roof structure, which comprises a roof body, wherein a gap is arranged between two roof bodies, and the surface end part of each roof body is provided with a sealing groove; the roof body is characterized in that a pre-embedded column is pre-embedded in the inner side face of the roof body, a fixed plate is welded at the outer end of the pre-embedded column, telescopic springs are welded on the outer side of the fixed plate, a buffer plate is welded between the telescopic springs, a sealing plate is installed at the upper end of the buffer plate, a rubber pad is installed on the bottom end face of the sealing plate, and the sealing plate and the rubber pad are located inside the sealing groove. Has the advantages that: the embedded columns move along with the roof body by utilizing the elasticity of the telescopic springs, so that buffer expansion is realized, the expansion effect is good, and the elastic structure is adopted, so that the service life is long; realize the sealed at the expansion joint between the roof body through sealed recess cooperation rubber pad and closing plate, sealed water-proof effects is good.

Description

Waterproof expansion joint of building roof structure

Technical Field

The utility model relates to a building structure technical field, concretely relates to building roof structure's waterproof expansion joint.

Background

The expansion joint, which is a building expansion joint, is a structural joint provided at an appropriate position along a building or a construction joint direction of the building in order to prevent a structure from being cracked or damaged due to a change in temperature (thermal expansion or contraction) of the building. The expansion joint divides building components above a foundation such as a wall, a floor and a roof (except a wooden roof) into two independent parts, so that the building or the structure can horizontally expand and contract along the length direction.

The applicant finds that at least the following technical problems exist in the prior art: the existing roof expansion joint has poor sealing and waterproof effects and is easy to cause water leakage; meanwhile, the heat expansion and cold contraction are easy to damage, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above problems and provide a waterproof expansion joint of a building roof structure, so as to solve the problems that the existing roof expansion joint in the prior art has unsatisfactory sealing and waterproof effects and is easy to cause water leakage; meanwhile, the heat expansion and cold contraction are easy to damage, and the service life is influenced. The preferable technical scheme in the technical schemes provided by the utility model utilizes the elasticity of the expansion spring to lead the embedded column to move along with the roof body, thereby realizing buffer expansion, having good expansion effect, adopting an elastic structure and having long service life; realize the sealed at the expansion joint between the roof body through sealed recess cooperation rubber pad and closing plate, technical effect such as sealed water-proof effects are good, see the explanation below for details.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a waterproof expansion joint of building roof structure, which comprises a roof body, wherein a gap is arranged between two roof bodies, and the surface end part of the roof body is provided with a sealing groove; the roof body is characterized in that a pre-embedded column is pre-embedded in the inner side face of the roof body, a fixed plate is welded at the outer end of the pre-embedded column, telescopic springs are welded on the outer side of the fixed plate, a buffer plate is welded between the telescopic springs, a sealing plate is installed at the upper end of the buffer plate, a rubber pad is installed on the bottom end face of the sealing plate, and the sealing plate and the rubber pad are located inside the sealing groove.

When the waterproof expansion joint of the building roof structure is adopted, when the device is installed, when the roof body is poured, a gap is reserved between the roof body, the embedded column is embedded in the roof body, the sealing groove is processed on the surface of the roof body after the roof body is poured, the fixing plate is welded at the outer end part of the embedded column, the expansion springs are installed on two sides of the buffer plate, the outer end parts of the expansion springs are connected with the side surfaces of the fixing plate in a welding mode, the rubber pads are installed on the bottom surfaces of the sealing plates, and finally the sealing plates are installed at the upper ends of the buffer plates, so that the sealing plates and the rubber pads are located in the sealing groove; when the roof is used, the sealing groove is matched with the rubber pad and the sealing plate to seal the expansion joint between the roof bodies, the sealing and waterproof effects are good, when the roof bodies expand with heat and contract with cold, the embedded columns move along with the roof bodies through the elasticity of the expansion springs, the buffer expansion is realized, the expansion effect is good, the elastic structure is adopted, and the service life is long.

Preferably, an embedded plate is welded at the inner end of the embedded column and embedded inside the roof body.

Preferably, the width of the sealing plate is equal to the distance between the inner walls of the two sealing grooves.

Preferably, the surface of the sealing plate is inclined.

Preferably, the end of the rubber pad is in an L-shaped structure and is located between the outer end of the sealing plate and the side face of the sealing groove.

Preferably, guide posts are installed on two sides of the buffer plate and extend into the telescopic spring.

Has the advantages that: 1. the embedded columns move along with the roof body by utilizing the elasticity of the telescopic springs, so that buffer expansion and contraction are realized, the expansion and contraction effect is good, and the service life is long due to the adoption of an elastic structure;

2. the sealing groove is matched with the rubber pad and the sealing plate to seal the expansion joint between the roof bodies, and the sealing and waterproof effects are good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structure of the present invention.

The reference numerals are explained below:

1. a roof body; 101. sealing the groove; 2. a rubber pad; 3. a sealing plate; 4. a buffer plate; 5. pre-burying a plate; 6. pre-embedding the column; 7. a fixing plate; 8. a guide post; 9. a telescoping spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the utility model provides a waterproof expansion joint of a building roof structure, which comprises roof bodies 1, a gap is arranged between two roof bodies 1, and a sealing groove 101 is arranged at the end part of the surface of the roof body 1; the embedded column 6 is pre-buried in the medial surface of roof body 1, and the outer tip welding of embedded column 6 has fixed plate 7, and the welding of the outside of fixed plate 7 has expanding spring 9, and welded connection has buffer board 4 between two expanding spring 9, and closing plate 3 is installed to the 4 upper ends of buffer board, and rubber pad 2 is installed to closing plate 3 bottom face, and closing plate 3 and rubber pad 2 are located inside sealed recess 101.

As an optional implementation mode, an embedded plate 5 is welded at the inner end part of the embedded column 6, and the embedded plate 5 is embedded in the roof body 1, so that the connection stability of the embedded column 6 and the roof body 1 can be ensured;

the width dimension of the sealing plate 3 is equal to the distance dimension between the inner walls of the two sealing grooves 101, so that the sealing effect between the sealing plate 3 and the sealing grooves 101 can be ensured;

the surface of the sealing plate 3 adopts an inclined structure, so that the rainwater can be guided, and the rainwater is prevented from accumulating around the device;

the end part of the rubber pad 2 is in an L-shaped structure and is positioned between the outer end of the sealing plate 3 and the side surface of the sealing groove 101, so that the sealing performance between the rubber pad 2 and the sealing groove 101 can be ensured, and meanwhile, the side surface of the rubber pad 2 can be always contacted with the side surface of the sealing groove 101, and the sealing effect can be improved;

guide posts 8 are installed to 4 both sides of buffer board, and inside guide posts 8 stretched into expanding spring 9, set up the installation of being convenient for realize buffer spring like this, can play the guide effect to buffer board 4 simultaneously, can guarantee that closing plate 3 and rubber pad 2 are located inside sealed recess 101 all the time.

By adopting the structure, when the device is installed, when the roof body 1 is poured, a gap is reserved between the roof bodies 1, the embedded columns 6 are embedded in the roof bodies 1, the sealing grooves 101 are processed on the surface of the roof body 1 after the roof bodies 1 are poured, the fixing plates 7 are welded at the outer ends of the embedded columns 6, the telescopic springs 9 are installed on two sides of the buffer plate 4, the outer ends of the telescopic springs 9 are welded with the side surfaces of the fixing plates 7, the rubber pads 2 are installed on the bottom surface of the sealing plate 3, and finally the sealing plate 3 is installed at the upper end of the buffer plate 4, so that the sealing plate 3 and the rubber pads 2 are located in the sealing grooves 101, and the device is simple and convenient to install and convenient; during the use, realize the sealed at the expansion joint between the roof body 1 through sealed recess 101 cooperation rubber pad 2 and closing plate 3, sealed water-proof effects is good, and when roof body 1 took place expend with heat and contract with cold, the elasticity that utilizes expanding spring 9 made embedded post 6 along with roof body 1 removes, realizes that the buffering is flexible, and flexible effectual adopts elastic construction, long service life.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a building roof structure's waterproof expansion joint, includes roof body (1), its characterized in that: a gap exists between the two roof bodies (1), and a sealing groove (101) is arranged at the end part of the surface of each roof body (1); the roof body (1) is embedded with embedded column (6) in the medial surface, the outer tip welding of embedded column (6) has fixed plate (7), the outside welding of fixed plate (7) has expanding spring (9), two welded connection has buffer board (4) between expanding spring (9), closing plate (3) are installed to buffer board (4) upper end, rubber pad (2) are installed to closing plate (3) bottom face, closing plate (3) with rubber pad (2) are located inside sealed recess (101).

2. The waterproof expansion joint of building roof structure of claim 1, characterized in that: an embedded plate (5) is welded at the inner end of the embedded column (6), and the embedded plate (5) is embedded in the roof body (1).

3. The waterproof expansion joint of building roof structure of claim 1, characterized in that: the width dimension of the sealing plate (3) is equal to the distance dimension between the inner walls of the two sealing grooves (101).

4. A water-tight expansion joint for building roof structures according to claim 3, characterized in that: the surface of the sealing plate (3) adopts an inclined structure.

5. The waterproof expansion joint of building roof structure of claim 1, characterized in that: the end part of the rubber pad (2) adopts an L-shaped structure and is positioned between the outer end of the sealing plate (3) and the side surface of the sealing groove (101).

6. The waterproof expansion joint of building roof structure of claim 5, characterized in that: guide posts (8) are installed on two sides of the buffer plate (4), and the guide posts (8) stretch into the interior of the telescopic spring (9).