CN210315209U

CN210315209U - Bridge expansion joint watertight fittings of easy change

Info

Publication number: CN210315209U
Application number: CN201921078111.9U
Authority: CN
Inventors: 刘长江; 解平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-14
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses an easy bridge expansion joint watertight fittings who changes, including waterproof main part, waterproof main part is the arc structure, and waterproof main part includes the inlayer, the top of inlayer is equipped with concrete layer, and concrete layer's top has laid waterproof sheet layer, and waterproof main part's bottom is equipped with a plurality of connecting blocks, be equipped with the asbestos layer between inlayer and the concrete layer, the bottom of connecting block has the hinge through the bolt fastening, and the bottom of hinge is equipped with blocking device. The utility model discloses can improve the pliability of device, prevent that concrete layer from receiving direct fracture when middling pressure, can improve the waterproof performance of device, prevent water infiltration concrete layer, influence the water-proof effects of device, can drive the baffle and rotate to adjust different angles, make bonding plate bond in the junction, improved the suitability of device, and more nimble moreover, convenient the change can improve the frictional force when waterproof main part connects, prevents that it from taking place to slide, and stability is good.

Description

Bridge expansion joint watertight fittings of easy change

Technical Field

The utility model relates to a watertight fittings technical field especially relates to an easy bridge expansion joint watertight fittings who changes.

Background

The waterproof device is an indispensable component of the bridge expansion joint. Lack this device or device damage, will arouse bridge floor rainwater to flow into expansion joint department, exist for a long time, can cause the expansion joint department concrete damage to drop, and bridge floor reinforcing bar net leaks and the corrosion to influence the life of bridge.

Through the retrieval, the patent of grant publication number CN208717729U discloses an easily changed bridge expansion joint watertight fittings, and the rubber tape is rectangular shape structure, and the both sides position fixing head spacing of rubber tape, spacing have seted up the screw on the spacing for rectangular shape structure, and the internally mounted of screw has the fastening double-screw bolt, and the fastening double-screw bolt deviates from one side position of rubber tape and installs the fixed disk, and the both sides distribution of fixed disk has the fastening conical surface. The above patents suffer from the following disadvantages: the general waterproof device is inconvenient to replace, has poor flexibility and cannot meet the requirements of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an easy-to-replace waterproof device for bridge expansion joints.

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

the utility model provides an easy bridge expansion joint watertight fittings who changes, includes waterproof main part, waterproof main part is the arc structure, and waterproof main part includes the inlayer, the top of inlayer is equipped with concrete layer, and concrete layer's top has laid waterproof sheet layer, and waterproof main part's bottom is equipped with a plurality of connecting blocks.

Preferably, an asbestos layer is arranged between the inner layer and the concrete layer.

Preferably, the bottom of the connecting block is fixed with a hinge through a bolt, and the bottom of the hinge is provided with a blocking device.

Preferably, the blocking device comprises a baffle plate, and the baffle plate is fixed with the hinge through a bolt.

Preferably, an adhesive plate is adhered to one side of the baffle, and a polyethylene waterproof layer is adhered to the other side of the baffle.

Preferably, an auxiliary plate is welded to one side of the connecting block, and the width of the auxiliary plate is smaller than that of the baffle plate.

Preferably, a plurality of rubber bumps are bonded on the inner wall of the inner layer.

The utility model has the advantages that:

1. the flexibility of the device can be improved through the arrangement of the asbestos layer, the concrete layer is prevented from being directly broken when the concrete layer is subjected to medium pressure, the waterproof performance of the device can be improved through the arrangement of the waterproof plate layer, and water is prevented from permeating the concrete layer to influence the waterproof effect of the device;

2. the baffle can be driven to rotate through the arrangement of the hinge, so that different angles are adjusted, the bonding plate is bonded at the joint, the applicability of the device is improved, and the device is more flexible and convenient to replace;

3. the polyethylene waterproof layer can prevent water from entering, the waterproof performance of the device is improved, the auxiliary plate can strengthen the connection between the connecting block and the baffle plate, and the connection stability is improved;

4. through the setting of rubber bump, frictional force when can improving waterproof main part and connect prevents that it from taking place to slide, stability is good.

Drawings

Fig. 1 is a schematic cross-sectional view of an embodiment 1 of an easily replaceable waterproof device for a bridge expansion joint;

fig. 2 is a schematic perspective view of an embodiment 1 of an easily replaceable waterproof device for a bridge expansion joint according to the present invention;

fig. 3 is the utility model provides an easy bridge expansion joint watertight fittings embodiment 2's of changing sectional structure schematic diagram.

In the figure: the waterproof concrete board comprises a waterproof main body 1, an inner layer 2, an asbestos layer 3, a concrete layer 4, a waterproof board layer 5, a connecting block 6, a hinge 7, a blocking device 8, a bonding board 9, a baffle 10, a polyethylene waterproof layer 11, an auxiliary board 12 and rubber bumps 13.

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.

Example 1

Referring to fig. 1 and 2, an easily-replaced bridge expansion joint waterproofing device comprises a waterproof main body 1, wherein the waterproof main body 1 is of an arc-shaped structure, the waterproof main body 1 comprises an inner layer 2, a concrete layer 4 is arranged above the inner layer 2, a waterproof plate layer 5 is laid on the top of the concrete layer 4, and a plurality of connecting blocks 6 are arranged at the bottom of the waterproof main body 1.

Be equipped with asbestos layer 3 between inlayer 2 and concrete layer 4, the bottom of connecting block 6 has hinge 7 through the bolt fastening, and the bottom of hinge 7 is equipped with blocking device 8, blocking device 8 includes baffle 10, and baffle 10 is fixed with hinge 7 through the bolt, one side of baffle 10 bonds and has bond sheet 9, and the opposite side of baffle 10 bonds and has polyethylene water barrier 11, one side welding of connecting block 6 has accessory plate 12, and the width of accessory plate 12 is less than the width of baffle 10.

The working principle of the embodiment is as follows: asbestos layer 3 is located between inlayer 2 and concrete layer 4, because its pliability is good, direct fracture when can preventing concrete layer 4 from receiving the middling pressure, waterproof performance through waterproof sheet layer 5 improvement device, prevent water infiltration concrete layer 4, then drive baffle 10 through hinge 7 and rotate, thereby adjust different angles, make splice plate 9 bond in the junction, the suitability of device has been improved, and more nimble, convenient the change, then prevent the entering of water through polyethylene water barrier 11, through the 12 strong connections between splice block 6 and the baffle 10 of accessory plate, stability is good.

Example 2

Referring to fig. 3, the present embodiment is mainly different from embodiment 1 in that a plurality of rubber bumps 13 are adhered to an inner wall of an inner layer 2.

The working principle of the embodiment is as follows: the rubber bumps 13 increase the friction force when the waterproof body 1 is connected, and prevent the waterproof body from sliding.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", "first", "second", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an easy bridge expansion joint watertight fittings who changes, includes waterproof main part (1), its characterized in that, waterproof main part (1) is the arc structure, and waterproof main part (1) includes inlayer (2), the top of inlayer (2) is equipped with concrete layer (4), and concrete layer (4)'s top has laid waterproof sheet layer (5), and the bottom of waterproof main part (1) is equipped with a plurality of connecting blocks (6).

2. The waterproof device for bridge expansion joints easy to replace as claimed in claim 1, wherein an asbestos layer (3) is provided between the inner layer (2) and the concrete layer (4).

3. The waterproof device for bridge expansion joints easy to replace as claimed in claim 1, wherein the bottom of the connecting block (6) is provided with a hinge (7), and the bottom of the hinge (7) is provided with a blocking device (8).

4. The waterproof device for bridge expansion joints easy to replace as claimed in claim 3, wherein the blocking device (8) comprises a baffle (10), and the baffle (10) is fixed with the hinge (7) through bolts.

5. The waterproof device for bridge expansion joints easy to replace as claimed in claim 4, wherein one side of the baffle (10) is adhered with an adhesive plate (9), and the other side of the baffle (10) is adhered with a polyethylene water barrier layer (11).

6. The waterproof device for bridge expansion joint easy to replace as claimed in claim 5, wherein one side of the connecting block (6) is provided with an auxiliary plate (12), and the width of the auxiliary plate (12) is smaller than that of the baffle plate (10).

7. The waterproof device for bridge expansion joints easy to replace as claimed in claim 1, wherein the inner wall of the inner layer (2) is adhered with a plurality of rubber bumps (13).