CN209907748U

CN209907748U - Anti-leakage prefabricated part

Info

Publication number: CN209907748U
Application number: CN201920197532.7U
Authority: CN
Inventors: 魏红磊; 李建秋; 王大军
Original assignee: Shanghai Sanyi Construction Co Ltd
Current assignee: Shanghai Sanyi Construction Co Ltd
Priority date: 2019-02-14
Filing date: 2019-02-14
Publication date: 2020-01-07
Anticipated expiration: 2029-02-14

Abstract

The utility model discloses an anti-leakage prefabricated component, which comprises a prefabricated plate outer layer, a drainage layer and a prefabricated plate base layer, wherein the drainage layer is arranged between the prefabricated plate outer layer and the prefabricated plate base layer, the prefabricated component outer layer is a cement plate, the left end of the prefabricated component top layer is provided with a first buckling structure, and the right end of the prefabricated component top layer is provided with a second buckling structure; a water-resisting layer and a heat-insulating layer are arranged in the prefabricated member base layer, and the heat-insulating layer is arranged below the water-resisting layer; the draining layer is provided with a plurality of draining holes, and the channels of the draining holes in the length direction are arc-shaped with two ends low and the middle high. The utility model discloses make prefabricated component have excellent prevention of seepage permeability ability, still have certain thermal-insulated and anti fracture ability simultaneously.

Description

Anti-leakage prefabricated part

Technical Field

The utility model relates to a prefabricated component especially relates to an antiseep prefabricated component.

Background

At present, prefabricated parts are widely used in the field of buildings, wherein inclined roofs of the prefabricated parts are mostly of light structures, however, cracks often appear after the prefabricated parts are used for a period of time, and water leakage is caused; or leakage due to micro-pores and capillaries formed during the hydration and hardening of the roof cement. The leakage is repaired and repaired after the waterproof layer of the roof fails to work and leakage is generated, but a large amount of chisels are not needed to be dug due to light precast concrete components, and the energy-saving and emission-reducing requirements cannot be met by buildings built in the early years, so the load of the roof cannot be increased, and the complete maintenance and reconstruction are difficult to carry out.

The prior leakage-proof and leakage-repairing multi-purpose asphalt ironing mode has short service life. The roof of the building construction generally adopts prefabricated reinforced concrete porous plates, and adopts a mode of paving waterproof coiled materials as waterproof layers to prevent water and stop leakage, but the roof is low in cost, simple and easy to construct and low in workload, and cracks are easily generated along with the influence of factors such as thermal expansion and cold contraction of joints among prefabricated plates or corrosion, so that the roof inevitably leaks.

In view of the above problems, the present invention provides an anti-leakage prefabricated member to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides an antiseep prefabricated component, it has excellent prevention of seepage permeability ability, still has the ability of certain thermal-insulated and anti fracture that the shrinkage of expanding caused simultaneously.

The utility model provides an antiseep prefabricated component, including prefabricated plate skin, drainage layer, prefabricated plate basic unit, the drainage layer sets up between prefabricated plate skin and prefabricated plate basic unit, the prefabricated component skin is the cement board, prefabricated component top layer left end is provided with first lock structure, and the right-hand member is provided with second lock structure; a water-resisting layer and a heat-insulating layer are arranged in the prefabricated member base layer, and the heat-insulating layer is arranged below the water-resisting layer; the draining layer is provided with a plurality of draining holes, and the channels of the draining holes in the length direction are arc-shaped with two ends low and the middle high.

Further, first lock structure includes first tenon, first recess, first tenon is located the top of first recess.

Further, the cross section of the first tenon is two thirds of a circle; the cross section of the first groove is rectangular.

Further, the second buckling structure comprises a second groove matched with the first tenon and a second tenon matched with the first groove.

Further, the material of the waterproof layer is polyurethane waterproof paint.

Further, the material of heat preservation is rock wool.

Compared with the prior art, the utility model discloses following technological effect has:

the utility model relates to an anti-leakage prefabricated component, which adopts the first buckling structure and the second buckling structure to ensure that two prefabricated components are more compact when being spliced and prevent water from permeating from the spliced part; the channel of the drain hole in the length direction is in an arc shape with two lower ends and a higher middle part, so that the drain hole is beneficial to draining and has certain anti-cracking capability; still set up waterproof layer and heat preservation, made the utility model discloses prefabricated component has waterproof and thermal-insulated performance of heat preservation, simultaneously the heat preservation is the rock wool material, has certain flexibility, makes the utility model discloses prefabricated component has the ability of certain thermal-expansion resistance shrinkage cracking that causes.

The utility model discloses make prefabricated component have excellent prevention of seepage permeability ability, still have certain thermal-insulated and anti fracture ability simultaneously.

Drawings

Fig. 1 is a schematic front view of an anti-leakage prefabricated component according to an embodiment of the present invention;

fig. 2 is a left side view structure diagram of a drainage layer of the anti-leakage prefabricated component according to the embodiment of the present invention;

wherein each reference numeral indicates an explanation:

1-outer layer of prefabricated slab; 2-drainage layer; 3, precast slab base layer; 4-a first snap-fit structure; 5-a second buckling structure; 6-a water-resisting layer; 7-insulating layer; 8-a drain hole; 9-channel; 10-a first tenon; 11-a first groove; 12-a second groove; 13-second tenon.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

As shown in fig. 1-2, the utility model provides an anti-leakage prefabricated component, which comprises a prefabricated plate outer layer 1, a drainage layer 2 and a prefabricated plate base layer 3, wherein the drainage layer 2 is arranged between the prefabricated plate outer layer 1 and the prefabricated plate base layer 2, the prefabricated plate outer layer 1 is a cement plate, the left end of the prefabricated plate outer layer 1 is provided with a first buckling structure 4, and the right end of the prefabricated plate outer layer 1 is provided with a second buckling structure 5; a water-resisting layer 6 and a heat-insulating layer 7 are arranged in the precast slab base layer 3, and the heat-insulating layer 7 is arranged below the water-resisting layer 6; the draining layer 2 is provided with a plurality of draining holes 8, and a channel 9 of the draining holes 8 in the length direction is in the shape of a circular arc with two ends being low and the middle being high.

Specifically, the utility model discloses a draining layer 2 adopts a plurality of draining hole 8, draining hole 8 can external drain pipe, can discharge the infiltration water of the outer 1 of prefabricated plate, reduces the water yield of infiltration. Meanwhile, the pore channel of the drain hole 8, namely the channel 9 of the drain hole 8 in the length direction, is set to be in the shape of a circular arc with two ends being low and the middle being high, and the structure is favorable for draining and has certain anti-cracking capability.

In a preferred embodiment of the present invention, the first buckling structure 4 includes a first tenon 10 and a first groove 11, and the first tenon 10 is located above the first groove 11.

In a preferred embodiment of the present invention, the cross section of the first tenon 10 is two thirds of a circle; the cross section of the first groove 11 is rectangular.

In a preferred embodiment of the present invention, the second locking structure 5 comprises a second groove 12 matching with the first tenon 10, and a second tenon 13 matching with the first groove 11.

Specifically, two the utility model discloses during the prefabricated component concatenation, first lock structure 4 with the structure seal that the mutual lock of second lock structure 5 constitutes is good, has certain waterproof performance.

In a preferred embodiment of the present invention, the material of the water-proof layer 6 is polyurethane waterproof paint.

In a preferred embodiment of the present invention, the material of the heat insulating layer 7 is rock wool. Specifically, the heat preservation of rock wool material has certain flexibility for the cement board, can bear the cracking that certain prefabricated component expend with heat and contract with cold and cause.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. The anti-leakage prefabricated component is characterized by comprising a prefabricated plate outer layer (1), a drainage layer (2) and a prefabricated plate base layer (3), wherein the drainage layer (2) is arranged between the prefabricated plate outer layer (1) and the prefabricated plate base layer (3), the prefabricated plate outer layer (1) is a cement plate, a first buckling structure (4) is arranged at the left end of the prefabricated plate outer layer (1), and a second buckling structure (5) is arranged at the right end of the prefabricated plate outer layer; a water-resisting layer (6) and a heat-insulating layer (7) are arranged in the precast slab base layer (3), and the heat-insulating layer (7) is arranged below the water-resisting layer (6); the drainage layer (2) is provided with a plurality of drainage holes (8), and a channel (9) of the drainage holes (8) in the length direction is arc-shaped with two ends low and the middle high.

2. The anti-leakage prefabricated component according to claim 1, wherein said first fastening structure (4) comprises a first tenon (10) and a first groove (11), said first tenon (10) being located above said first groove (11).

3. The leak-proof prefabricated element according to claim 2, wherein said first tenon (10) is two-thirds circular in cross-section; the cross section of the first groove (11) is rectangular.

4. Anti-leakage prefabricated part according to claim 2, characterized in that said second fastening structure (5) comprises a second groove (12) matching said first tenon (10), a second tenon (13) matching said first groove (11).

5. Anti-leakage prefabricated element according to claim 1, characterized in that said water-barrier layer (6) is made of polyurethane waterproof paint.

6. Anti-leakage prefabricated element according to claim 1, characterized in that said insulating layer (7) is made of rock wool.