CN210421672U

CN210421672U - Expansion joint structure for roof greening

Info

Publication number: CN210421672U
Application number: CN201921049808.3U
Authority: CN
Inventors: 吴凌凌
Original assignee: Nantong Planning And Design Institute Co Ltd
Current assignee: Nantong Planning And Design Institute Co Ltd
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2020-04-28
Anticipated expiration: 2029-07-06

Abstract

The utility model discloses an expansion joint structure for roof greening, which relates to the technical field of building roofs and aims to solve the technical problems that when the roof is to be greened, the position of a waterproof ridge platform needs to be reserved specially, so that the greening is divided into a plurality of discontinuous greening blocks, and the area of the roof greening is reduced; the expansion joint can be hidden conveniently, and the greening area can be enlarged.

Description

Expansion joint structure for roof greening

Technical Field

The utility model relates to a building roof technical field, more specifically say, it relates to a roof greening's expansion joint structure.

Background

The expansion joint is a structural joint arranged at a proper position along the construction joint direction of a building or a structure for preventing the structure from generating cracks or damage due to the change of the climate and temperature, and the expansion joint divides the building components above the foundation, such as a wall body, a floor slab, a roof and the like, into two independent parts, so that the building or the structure can horizontally expand and contract along the long direction.

The existing chinese patent with application number CN201820443041.1 provides a waterproof structure for roof expansion joints, which comprises two structural layers integrally cast by a roof floor slab and a waterproof ridge platform, an expansion joint is arranged between the two structural layers, and hemp threads are arranged in the expansion joint; an insulating layer is arranged above the roof floor slab, and an internal corner is arranged at the junction of the insulating layer and the waterproof ridge platform; waterproof layers are arranged on the outer sides of the heat-insulating layer and the waterproof ridge platform, the waterproof layers are arranged in a downward concave shape at the expansion joint, and a polyethylene foam plastic rod is arranged in the concave shape; an extruded sheet and an expansion joint cover plate are sequentially arranged above the polyethylene foam plastic rod; two sides of the extruded sheet are respectively fixed with the tops of the two waterproof ridge platforms, and the groove at the lower opening of the expansion joint cover plate is fixed on the outer sides of the waterproof ridge platforms; a steel wire mesh and a cement mortar plastering layer are sequentially arranged outside the groove; and a waterproof protective layer is arranged on the outer side of the waterproof layer.

However, in order to achieve the waterproof effect and prevent water seepage in the expansion joint, the position of the waterproof ridge platform needs to be reserved specially, so that roof greening is divided into a plurality of discontinuous greening blocks, the area of roof greening is reduced, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a roof greening's expansion joint structure, it has the existence of being convenient for hide the expansion joint, enlarges the advantage of afforestation area.

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

an expansion joint structure for roof greening comprises two equal-height walls, an expansion joint between the walls and two adjacent greening blocks on the upper surface of the walls; a fixed plate is arranged above an expansion joint between two equal-height walls, a connecting piece which is integrally formed with the fixed plate is arranged on one surface, close to the expansion joint, of the fixed plate, and the connecting piece is U-shaped.

By adopting the technical scheme, the fixed plate covers the expansion joint between the walls, so that the hidden effect of the expansion joint is realized; the connecting piece is arranged in the middle of the bottom of the fixing plate and plays a role in positioning the positioning plate; the connecting piece is U-shaped, and the use of materials and space is reduced under the condition of not influencing the effect.

Furthermore, springs are arranged at two ends, close to the wall body, of the connecting piece, and a moving plate is connected and arranged at the other ends of the springs.

By adopting the technical scheme, the movable plate is under the action of the elastic force of the spring and tends to move towards the wall body to abut against the wall body; due to the arrangement of the movable plate, the expansion joint is not affected by the fixed plate, and the effect of preventing the building structure from being damaged can be still achieved.

Furthermore, the joint of the moving plate and the inner side wall of the wall body is provided with an anti-slip pad.

By adopting the technical scheme, the anti-skid pad plays a role in skid resistance, and the friction coefficient between the movable plate and the inner side wall of the wall body is increased, so that the friction force between the movable plate and the inner side wall of the wall body is increased, and the function of fixing the movable plate on a horizontal position is achieved.

Furthermore, a water draining plate is arranged above the fixing plate, and water leaking holes are formed in the water draining plate.

By adopting the technical scheme, when the greening blocks are arranged above the fixing plate, drainage is needed; the redundant water is discharged through the water leakage holes on the water discharge plate, so that the greening root is prevented from being rotten.

Further, an arc-shaped cover plate is arranged between the fixed plate and the water drain plate, and the cover plate and the fixed plate are integrally formed.

Through adopting above-mentioned technical scheme, do not have drainage structures on the fixed plate, the setting of apron, the water drainage that will drain the water board and let out is in the afforestation piece of wall body, need not to set up drainage pipe in addition, makes things convenient for maintainer to carry out systematic management to the drainage of afforestation.

Furthermore, the two ends of the fixing plate close to the wall body are provided with oxygen-containing resin containing a thermal foaming agent.

Through adopting above-mentioned technical scheme, utilize this structure cracked characteristic when being heated, conveniently dismantle fixed waterproof board.

Furthermore, two ends of the fixing plate along the length direction of the expansion joint are respectively provided with a connecting bulge and a connecting groove.

By adopting the technical scheme, the length of the expansion joint between the walls is considered, the length of the fixed plate is not enough to completely cover the expansion joint, and the expansion plates with the same structure are required to be spliced; the connecting bulge of one fixing plate with the same structure is inserted into the connecting groove of the other fixing plate, and splicing can be realized.

Furthermore, a first sealing strip is arranged on one side, provided with the connecting protrusion, of the fixing plate, and a plurality of fixing grooves are formed in the surface of the first sealing strip; the one side that the fixed plate set up the connecting groove is provided with the second sealing strip, second sealing strip surface is provided with a plurality of fixed block.

Through adopting above-mentioned technical scheme, the sealing strip plays sealed effect, reduces the possibility that the problem of leaking that causes because of the concatenation takes place.

To sum up, the utility model discloses following beneficial effect has:

1. draining redundant water on the cover plate to the adjacent greening blocks, so that on one hand, the expansion joints between the wall bodies are kept dry; on the other hand, the drainage of the greening can be systematically managed.

2. The splicing mode is adopted, the transportation is convenient, and the fixing plate is easy to mount and dismount.

Drawings

FIG. 1 is a schematic view of an expansion joint structure for roof greening in an embodiment;

FIG. 2 is a schematic view showing a positional relationship between a fixing plate and a coupling protrusion according to an embodiment;

fig. 3 is a schematic diagram for showing a positional relationship between the fixing plate and the coupling groove in the embodiment.

In the figure: 1. a wall body; 11. an expansion joint; 2. a fixing plate; 21. a connecting member; 22. a spring; 23. moving the plate; 24. a cover plate; 25. an oxygen-containing resin; 26. a connecting projection; 261. a first seal strip; 262. fixing grooves; 27. a connecting groove; 271. a second seal strip; 272. a fixed block; 29. a non-slip mat; 3. a drain plate; 31. a water leakage hole; 4. and (5) greening blocks.

Detailed Description

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

Example (b):

an expansion joint structure for roof greening, referring to fig. 1, comprises two equal-height walls 1, an expansion joint 11 between the walls 1 and a greening block 4 arranged on the upper surface of the wall 1; the fixing plate 2 is adhered between the upper surfaces of the two walls 1 through the oxygen-containing resin 25, and the oxygen-containing resin 25 contains a thermal foaming agent and can be cracked when being heated, so that the fixed fixing plate 2 can be conveniently detached.

Referring to fig. 1 and 2, a drain plate 3 is welded above a fixed plate 2, a plurality of water leakage holes 31 are formed in the surface of the drain plate 3, and the fixed plate 2 and the drain plate 3 can be made of aluminum alloy materials; when water needs to be drained after greening is laid above the fixed plate 2, the water can be drained through the water leakage holes 31 on the drain plate 3, so that the root of the greening is prevented from rotting; a cover plate 24 is arranged on the surface of the fixed plate 2 facing the direction of the drain plate 3, and the upper surface of the cover plate 24 is arc-shaped; the cover plate 24 is arranged to guide water discharged from the drain plate 3 to the greening blocks 4 laid on the wall body 1 for uniform drainage, and no additional drainage pipeline is required, so that maintenance personnel can conveniently and systematically manage the drainage of greening.

Referring to fig. 2, the lower surface of the fixing plate 2 is provided with a connecting member 21 integrally formed with the fixing plate 2, and the connecting member 21 is U-shaped; springs 22 are welded on two sides of the connecting piece 21 close to the wall body 1, and a moving plate 23 is welded on the other end of each spring 22; the moving plate 23 is under the action of the elastic force of the spring 22, and tends to move towards the wall body 1 to abut against the wall body 1, so that the moving plate 23 is fixed in the horizontal direction; the movable plate 23 is arranged, so that the fixed plate 2 is positioned in the expansion joint 11 of the wall body 1, and the expansion joint 11 can still be unaffected to prevent the building structure from being damaged; a non-slip mat 29 is arranged at the joint of one surface of the movable plate 23 facing the wall 1 and the inner side wall of the wall 1, and the non-slip mat 29 can be made of rubber; the anti-slip mat 29 increases the friction between the moving plate 23 and the inner wall of the wall 1, and plays a role of fixing the moving plate 23 in the vertical direction.

Referring to fig. 2 and 3, two ends of the fixing plate 2 along the length direction of the expansion joint are respectively provided with a connecting protrusion 26 and a connecting groove 27, and the connecting protrusion 26, the connecting groove 27 and the fixing plate 2 are integrally formed; considering the length reason of the expansion joint 11 between the walls 1, the length of the fixed plates 2 is not enough to completely cover the expansion joint 11, and a plurality of fixed plates 2 with the same structure are required to be spliced; the connecting bulge 26 of one fixing plate 2 with the same structure is inserted into the connecting groove 27 of the other fixing plate 2, and splicing can be realized; the connecting protrusion 26 is in interference fit with the connecting groove 27; a first sealing strip 261 is adhered to one surface of the fixing plate 2 provided with the connecting protrusion 26, and a plurality of fixing grooves 262 which are integrally formed with the first sealing strip 261 are arranged on the surface of the first sealing strip 261; similarly, a second sealing strip 271 is adhered to one surface of the fixing plate 2 provided with the connecting groove 27, and a plurality of fixing blocks 272 integrally formed with the second sealing strip 271 are arranged on the surface of the second sealing strip 271; the first sealing strip 261 and the second sealing strip 271 can be made of rubber, and the fixing block 272 and the fixing groove 262 are in interference fit to reinforce the sealing performance of splicing, so that the possibility of water leakage caused by splicing is reduced.

The working principle is as follows:

when laying, firstly, the movable plate 23 assembly below the fixed plate 2 is placed in the expansion joint 11 between the two equal-height walls 1 to be tightly attached to the inner side wall of the wall; secondly, coating oxygen-containing resin 25 containing thermally induced foaming agent on the joint of the lower part of the fixed plate 2 and the wall body 1 to fix the fixed plate 2, then placing another fixed plate 2 with the same structure in the expansion joint 11, and connecting the connecting groove 27 of the newly placed fixed plate 2 with the connecting protrusion 26 of the previous fixed plate 2; finally, coating oxygen-containing resin 25 containing a thermally induced foaming agent at the joint of the lower part of the newly placed fixing plate 2 and the wall body 1; the operation is repeated until the expansion joint 11 is completely hidden.

After the laying is finished, greening operation can be carried out on the drain board 3; the effect of hiding the expansion joint 11 and enlarging the greening area is realized.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a roof greening's expansion joint structure, includes two walls (1) of equal height, expansion joint (11) between wall (1) and two adjacent afforestation pieces (4) of wall (1) upper surface, its characterized in that: a fixing plate (2) is arranged above an expansion joint (11) between two equal-height walls (1), a connecting piece (21) which is integrally formed with the fixing plate (2) is arranged on one surface, close to the expansion joint (11), of the fixing plate (2), and the connecting piece (21) is U-shaped.

2. The expansion joint structure for roof greening according to claim 1, wherein: both ends of the connecting piece (21) close to the wall body (1) are provided with springs (22), and the other ends of the springs (22) are connected with a moving plate (23).

3. The expansion joint structure for roof greening according to claim 2, wherein: and the movable plate (23) is provided with an anti-skid pad at the joint of the inner side wall of the wall body (1).

4. The expansion joint structure for roof greening according to claim 1, wherein: a drain plate (3) is arranged above the fixed plate (2), and water leakage holes (31) are formed in the surface of the drain plate (3).

5. The expansion joint structure for roof greening according to claim 4, wherein: an arc-shaped cover plate (24) is arranged between the fixed plate (2) and the drain plate (3), and the cover plate (24) and the fixed plate (2) are integrally formed.

6. The expansion joint structure for roof greening according to claim 1, wherein: an oxygen-containing resin (25) containing a thermal foaming agent is adhered to the joint of the lower surface of the fixing plate (2) and the wall body (1).

7. The expansion joint structure for roof greening according to claim 1, wherein: and two ends of the fixing plate (2) along the length direction of the expansion joint (11) are respectively provided with a connecting bulge (26) and a connecting groove (27).

8. The expansion joint structure for roof greening according to claim 7, wherein: a first sealing strip (261) is arranged on one side, provided with the connecting bulge (26), of the fixing plate (2), and a plurality of fixing grooves (262) are formed in the surface of the first sealing strip (261); the fixing plate (2) is provided with a second sealing strip (271) on the surface provided with the connecting groove (27), and a plurality of fixing blocks (272) are arranged on the surface of the second sealing strip (271).