CN212422425U

CN212422425U - TPO modified self-adhesive waterproof coiled material

Info

Publication number: CN212422425U
Application number: CN202020781101.8U
Authority: CN
Inventors: 沈腾飞
Original assignee: Hangzhou Evergreen Waterproof Material Co ltd
Current assignee: Hangzhou Evergreen Waterproof Material Co ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-01-29
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a TPO modified self-adhesive waterproof coiled material, which comprises a coiled material body, wherein the coiled material body comprises an upper protective layer, a TPO coiled material layer, an upper self-adhesive modified asphalt layer, a base layer, a lower self-adhesive modified asphalt layer and a lower protective layer which are sequentially arranged from top to bottom; the two sides of the coiled material body are respectively provided with a first connecting part and a second connecting part, the first connecting part is matched with the second connecting part, the first connecting part is provided with a buckle, the second connecting part is provided with a clamping groove, and the buckle can be buckled in the clamping groove; the first connecting portion and the second connecting portion are connected in an interference fit mode, the first connecting portion and the second connecting portion are further respectively provided with a lap joint portion extending from the upper portion and the lower portion of the coiled material body, and a self-adhesive layer is arranged on the first connecting portion and the second connecting portion. The utility model is used for solve the waterproofing membrane of current operation and need hot melt, the not enough problem of connecting portion intensity at connecting portion.

Description

TPO modified self-adhesive waterproof coiled material

Technical Field

The utility model relates to a waterproofing membrane technical field specifically is a TPO modified self-adhesion waterproofing membrane.

Background

The waterproof coiled material is mainly used for building walls, roofs, tunnels, highways, refuse landfills and the like, can be curled into a roll-shaped flexible building material product for resisting external rainwater and underground water leakage, is used as a leakage-free connection between an engineering foundation and a building, is a waterproof first barrier of the whole engineering, and plays a vital role in the whole engineering. The product mainly comprises asphalt waterproof coiled materials and polymer waterproof coiled materials.

When the construction, two waterproofing membrane are usually direct overlap joint back together with hot-blast welding, and joint strength between two coiled materials is not enough leads to the overlap joint portion fracture easily, simultaneously, adopts the mode with two coiled material part coincide overlap joint together, and one of them waterproofing membrane is higher than another waterproofing membrane, has easily to remain small gap in seam crossing, leads to the condition emergence of infiltration.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a TPO modified self-adhesion waterproofing membrane aims at solving prior art, and the coiled material scrap (bridge) strength is not enough to lead to the problem of connecting portion fracture, infiltration.

The utility model adopts the technical proposal that: the TPO modified self-adhesive waterproof coiled material comprises a coiled material body, wherein the coiled material body comprises an upper protective layer, a TPO coiled material layer, an upper self-adhesive modified asphalt layer, a base layer, a lower self-adhesive modified asphalt layer and a lower protective layer which are sequentially arranged from top to bottom; the coiled material comprises a coiled material body and is characterized in that a first connecting part and a second connecting part are respectively arranged on two side edges of the coiled material body, the first connecting part is matched with the second connecting part, a buckle is arranged on the first connecting part, a clamping groove is arranged on the second connecting part, and the buckle can be buckled in the clamping groove; interference fit connects first connecting portion and second connecting portion, first connecting portion and second connecting portion still are provided with respectively and follow the overlap joint portion that the upper portion and the lower part of coiled material body extend the setting, set up the self-adhesion layer on first connecting portion and the second connecting portion.

Further, the first connection portion and the second connection portion are formed by removing a portion of the web body.

Further, the size of the end, close to the coiled material body, of the buckle is smaller than the size of the end, far away from the coiled material body, of the buckle, and the size of the notch of the clamping groove is smaller than the size of the groove bottom.

Furthermore, the cross sections of the buckle and the clamping groove are T-shaped.

Further, overlap joint portion and draw-in groove follow the coiled material body edge sets up in succession, the buckle is followed this 1 edge of coiled material sets up in succession or the interval sets up.

Further, the buckle and the clamping groove are arranged to be parallel to the thickness direction of the coiled material body.

Further, the buckle and the clamping groove are arranged to be inclined to the thickness direction of the coiled material body.

Further, overlap joint portion is for removing partial the coil stock body forms, including last protective layer, TPO coil stock layer and partial self-adhesion modified asphalt layer.

Further, the width of the lap joint part 4 is 5-8 cm.

Further, 2 interference fit of buckle connect with adopt interference fit to connect between the draw-in groove 3.

The utility model discloses technical effect for prior art is: by using the TPO modified self-adhesive waterproof coiled material provided by the utility model, the self-adhesive modified asphalt layers are coated on the upper and lower surfaces of the tire base layer, so that the connection with the tire base layer can be effectively realized, the material is ensured to have better waterproof performance, and the TPO coiled material layer is arranged on the self-adhesive modified asphalt layer, so that the waterproof coiled material can be effectively prevented from aging; through set up first, two connecting portion between two coiled materials, improve joint strength, prevent coiled material connecting portion fracture, reduce the condition emergence that oozes water.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or the description of the prior art will be briefly described below, and it is obvious that the drawings described below 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 the internal structure schematic diagram of the waterproof roll of the present invention.

FIG. 2 is a schematic view of the connection structure of the waterproof roll of the present invention;

fig. 3 is a concrete schematic diagram of the connection structure of the waterproof roll of the present invention.

FIG. 4 is a schematic structural view of another embodiment of the connection structure of waterproof roll of the present invention;

fig. 5 is a schematic view of the connection part of the waterproof roll of the present invention.

Description of reference numerals:

1. the manufacturing method comprises the steps of connecting a coiled material main body in an interference fit mode, connecting a buckle in an interference fit mode, connecting a clamping groove in an interference fit mode, connecting a lap joint part in an interference fit mode, connecting an upper protective layer in an interference fit mode, connecting a TPO coiled material layer in an interference fit mode, connecting an upper self-adhesion modified asphalt layer in an interference fit mode, connecting a tire base layer in an interference fit mode, 9 connecting a lower self-adhesion modified asphalt layer in an interference fit mode, connecting a lower protective layer in an interference fit mode, connecting a first connecting part in an interference fit mode, and.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

The utility model discloses specific embodiment as follows: as shown in fig. 1, the TPO modified self-adhesive waterproof roll comprises a roll body 1, wherein the roll body 1 comprises an upper protective layer 5, a TPO roll layer 6, an upper self-adhesive modified asphalt layer 7, a tire base layer 8, a lower self-adhesive modified asphalt layer 9 and a lower protective layer 10 which are sequentially arranged from top to bottom; wherein, TPO coil stock layer 6 strengthens the TPO coiled material for interior, TPO coil stock layer 6 has high strength, high elongation, resistant puncture, the strong characteristics of weatherability, go up self-adhesion modified asphalt layer 7 and self-adhesion modified asphalt layer 9 down and be SBS modified asphalt or APP modified asphalt layer, the dimensional change that takes place when modified asphalt layer can effectual reduction coiled material receives stress and temperature variation, the dimensional stability of coiled material has been improved, overlap joint fracture because of dimensional change causes has been avoided, the seepage, the overall stability ability of self-adhesion coiled material has been strengthened simultaneously. The upper protective layer 5 and the lower protective layer 10 adopt one of PE, PET, PVC, PP, PA and other isolating films or silicone oil paper films.

As shown in fig. 2-5, a first connecting portion 11 and a second connecting portion 12 are respectively disposed on two side edges of the coil body 1, the first connecting portion 11 is adapted to the second connecting portion 12, a buckle 2 is disposed on the first connecting portion 11, a slot 3 is disposed on the second connecting portion 12, and the buckle 2 can be buckled in the slot 3; first connecting portion 11 and second connecting portion 12 still are provided with respectively and extend the overlap joint portion 4 that sets up from the upper portion and the lower part of coiled material body 1, set up the self-adhesion glue film on first connecting portion 11 and the second connecting portion 12 to at the attached protection film that easily tears outside the self-adhesion glue film, the self-adhesion glue film is scribbled on the surface except buckle 2 and arch, and the buckle 2 smooth card of being convenient for goes into draw-in groove 3, simultaneously connecting portion be provided with the line of knurling on the surface, make the frictional force increase between the overlap joint face.

The first connecting portion 11 and the second connecting portion 12 are formed by removing a part of the coil body 1, specifically, an upper part or a lower part of the coil body is removed along the length direction of the coil on the side of the coil body 1 to form a substantially L-shaped notch, and then the notch is provided with the buckle 2 or the clamping groove 3.

The size that buckle 2 is close to 1 one end of coiled material body is less than the size of keeping away from 1 one end of coiled material body, and the notch size of draw-in groove 3 is less than the size of tank bottom. Preferably, buckle 2 and draw-in groove 3's cross-section is T font or back taper, and 2 interference fit of buckle are connected and are connected with the draw-in groove 3 between adopting interference fit, guarantee 2 cards of buckle and go into the joint strength behind draw-in groove 3 for buckle 2 and draw-in groove 3 are difficult to part.

Overlap joint portion 4 and draw-in groove 3 set up along 1 edge of coiled material body in succession, and buckle 2 sets up or the interval sets up along 1 edge of coiled material body in succession, and wherein, 2 more convenient draw-in grooves 3 cooperations that set up in succession with another coiled material of buckle that the interval set up.

As shown in fig. 2 and 3, the clip 2 and the engaging groove 3 are disposed parallel to the thickness direction of the coil body 1, i.e., the clip 2 vertically extends out of the L-shaped notch, and the engaging groove 3 is vertically recessed in the L-shaped notch, as shown in a certain cross-sectional position of the coil.

As another embodiment of the clip 2 and the clip 3, as shown in fig. 4 with a certain cross-sectional position of the coil, the clip 2 and the clip 3 are disposed to be inclined to the thickness direction of the coil body 1, that is, the clip 2 and the clip 3 are disposed to be inclined to the L-shaped notch, and since the size of the clip 2 and the clip 3 is small, the clip 2 and the clip 3 disposed to be inclined are more easily engaged.

As shown in fig. 3, the overlapping part 4 is formed to remove a portion of the coil body 1, formed at the first connection part 11 and the second connection part 12, and the overlapping part 4 may be connected to another coil body by means of adhesion or heat fusion. The lap joint part 4 at the upper part comprises an upper protective layer 5, a TPO coil material layer 6 and a part of upper self-adhesive modified asphalt layer 7, the lap joint part 4 at the lower part comprises a tire base layer 8, a lower self-adhesive modified asphalt layer 9, a lower protective layer 10 and a part of upper self-adhesive modified asphalt layer 7, namely, the lap joint part 4 can be directly adhered to the connecting part of another coil material through the self-adhesive modified asphalt layer and is adhered with a protective film which is easy to tear off outside the exposed self-adhesive modified asphalt layer; or the lap joint part 4 is attached to the side of the coil material body 1 after the first connecting part 11 and the second connecting part 12 are processed. The width of the overlapping part 4 is based on covering the connected buckle 2 and the clamping groove 3, so that water cannot permeate into the overlapping area, and the preferred width of the overlapping part 4 is 5-8 cm.

During the use, tear the protection film on overlap joint portion 4, first connecting portion 11 and the second connecting portion 12, go into draw-in groove 3 with 2 cards of buckle, overlap joint portion 4 directly pastes or the hot melt is on the surface of another coiled material, has convenient to use, connects reliable characteristics.

The TPO self-adhesive modified asphalt waterproof coiled material provided by the utility model has the advantages that the self-adhesive modified asphalt layers are coated on the upper surface and the lower surface of the tire base layer, the connection with the tire base layer can be effectively realized, the material is ensured to have better waterproof property, and the TPO coiled material layer is arranged on the self-adhesive modified asphalt layer, so that the waterproof coiled material can be effectively prevented from aging; through set up connecting portion between two coiled materials, improve joint strength, prevent coiled material connecting portion fracture, reduce the condition of infiltration and take place.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The TPO modified self-adhesive waterproof coiled material is characterized by comprising a coiled material body (1), wherein the coiled material body (1) comprises an upper protective layer (5), a TPO coiled material layer (6), an upper self-adhesive modified asphalt layer (7), a tire base layer (8), a lower self-adhesive modified asphalt layer (9) and a lower protective layer (10) which are sequentially arranged from top to bottom; a first connecting part (11) and a second connecting part (12) are respectively arranged on two side edges of the coiled material body (1), the first connecting part (11) is matched with the second connecting part (12), a buckle (2) is arranged on the first connecting part (11), a clamping groove (3) is arranged on the second connecting part (12), and the buckle (2) can be buckled in the clamping groove (3); the first connecting part (11) and the second connecting part (12) are connected in an interference fit mode, and the first connecting part (11) and the second connecting part (12) are further respectively provided with overlapping parts (4) extending from the upper part and the lower part of the coiled material body (1); and self-adhesive layers are arranged on the first connecting part (11) and the second connecting part (12).

2. The TPO-modified self-adhesive waterproofing membrane according to claim 1, wherein the first and second joining portions (11, 12) are formed by removing a part of the membrane body (1).

3. The TPO modified self-adhesive waterproof coiled material as claimed in claim 2, wherein the size of one end of the buckle (2) close to the coiled material body (1) is smaller than that of one end far away from the coiled material body (1), and the size of the notch of the clamping groove (3) is smaller than that of the groove bottom.

4. The TPO modified self-adhesive waterproof coiled material as claimed in claim 3, wherein the cross sections of the buckles (2) and the clamping grooves (3) are T-shaped.

5. The TPO modified self-adhesive waterproof roll material as claimed in one of claims 1 to 4, wherein the overlapping part (4) and the clamping groove (3) are continuously arranged along the edge of the roll material body (1), and the clamping buckles (2) are continuously arranged or arranged at intervals along the edge of the roll material body (1).

6. The TPO modified self-adhesive waterproofing membrane according to any of claims 1 to 4, wherein the snap (2) and the snap groove (3) are arranged in parallel to the thickness direction of the membrane body (1).

7. The TPO modified self-adhesive waterproofing membrane according to any of claims 1 to 4, wherein the snap (2) and the snap groove (3) are arranged to be inclined to the thickness direction of the membrane body (1).

8. The roll of TPO modified self-adhesive waterproofing membrane according to claim 1, wherein the overlapping part (4) is formed by removing a part of the roll body (1), the upper overlapping part (4) comprises an upper protective layer (5), a TPO roll layer (6) and a part of the upper self-adhesive modified asphalt layer (7), and the lower overlapping part (4) comprises a lower protective layer (10), a lower self-adhesive modified asphalt layer (9), a base layer (8) and a part of the upper self-adhesive modified asphalt layer (7).

9. The TPO modified self-adhesive waterproofing membrane according to claim 8, characterized in that the width of the overlapping part (4) is 5-8 cm.

10. The TPO modified self-adhesive waterproof coiled material as claimed in claim 1, wherein the buckle (2) and the clamping groove (3) are connected by interference fit.