CN212900187U

CN212900187U - Multilayer composite reinforced helical bellows

Info

Publication number: CN212900187U
Application number: CN202021793826.5U
Authority: CN
Inventors: 宋飞建; 汪金东; 刘乐; 胡良辉
Original assignee: Anhui Plastic Machinery Manufacturing Co ltd
Current assignee: Anhui Plastic Machinery Manufacturing Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-06
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a compound reinforcing helical bellows of multilayer, including helical profile pipeline and composite slab band, the inboard equipartition of helical profile pipeline is provided with composite slab band, be equal partition arrangement setting in the department of lieing in the horizontal position between the composite slab band, carry out the built-up connection through the hot melt in the department of lieing in the border between the composite slab band, composite slab band includes polyethylene plastic tubing and glass fiber net, the inboard equal partition of helical profile pipeline is provided with polyethylene plastic tubing, the embedding has glass fiber net in the intermediate layer of polyethylene plastic tubing, helical profile pipeline includes polyethylene plastic outer cover, inlayer and polyethylene adhesive linkage, it covers polyethylene plastic outer cover to lie in the seam department between the composite slab band, and pipeline accessible self deformation reaches effort slowly-releasing purpose, and this setting is compared with traditional pipeline, through self deformation after having the atress, the strength is buffered, so that the phenomenon that the composite plate strip is damaged due to the fact that the pipeline is difficult to slowly release the strength is avoided.

Description

Multilayer composite reinforced helical bellows

Technical Field

The utility model belongs to the technical field of the PE bellows is relevant, concretely relates to compound reinforcing helical bellows of multilayer.

Background

The PE corrugated pipe is a plastic protection sleeve which is formed by extruding polyethylene materials, is called a corrugated pipe due to the fact that the inner portion and the outer portion of the PE corrugated pipe are annular corrugated, plays a role in protecting cables from being damaged, and has the advantages of being good in abrasion resistance, corrosion resistant and the like.

The prior spiral corrugated pipe technology has the following problems: on the one hand, the material use amount is great, and on the other hand then can reduce the compressive capacity of helical profile pipeline, and after helical profile pipeline pressurized promptly, its material is difficult to produce deformation, and spiral profile pipeline easily transmits pressure to pipeline department, causes the pipeline to produce damaged problem, and the producer of following the line urgently needs a novel helical bellows to solve present pipeline in use's puzzlement problem, the problem that the single structural strength of material is not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound reinforcing helical bellows of multilayer to propose the setting of helical bellows department helical profile pipeline in solving above-mentioned background art, should set up on the one hand and can increase the material use amount, on the other hand then can reduce the compressive capacity of helical profile pipeline, helical profile pipeline pressurized back promptly, its material is difficult to produce deformation, it is easy with pressure transmission to pipeline department to follow helical profile pipeline, cause the pipeline to produce the damaged problem, it is the puzzlement problem that present pipeline in use is solved to follow producer's urgent need for a novel helical bellows.

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

a multilayer composite reinforced spiral corrugated pipe comprises spiral section pipes and composite plate strips, wherein the inner sides of the spiral section pipes are equally provided with the composite plate strips, the composite plate strips are arranged at the transverse positions in an equal division mode, the composite plate strips are combined and connected at the edges through hot melting, the composite plate strips comprise polyethylene plastic pipes and glass fiber nets, the inner sides of the spiral section pipes are equally provided with the polyethylene plastic pipes, the glass fiber nets are embedded in interlayers of the polyethylene plastic pipes, the spiral section pipes comprise polyethylene plastic outer covers, inner layers and polyethylene bonding layers, polyethylene plastic outer covers cover the joints among the composite plate strips, the inner layers are connected with the inner layers, the polyethylene bonding layers are coated on the covering surfaces of the polyethylene plastic outer covers, the polyethylene plastic outer cover is adhered to the joint of the composite plate strip through a polyethylene adhesive layer to be wound on the surface of the composite plate strip.

Preferably, the inner side of the inner layer is provided with a spacing plate at the midline, and the spacing plate at the inner layer is vertical relative to the inner layer.

Preferably, the composite plate strips are spirally wrapped at the joint through a spiral section pipe.

Preferably, the composite plate strips are combined to form a sealed pipeline.

Preferably, the spiral section pipes are integrally arranged, and the joints of the composite plate strips are completely covered after the spiral section pipes are wound on the composite plate strips.

Preferably, the inner part of the inner layer is provided with a hollow cavity.

Preferably, the thickness ratio between the polyethylene plastic outer cover and the inner layer is one to two.

Compared with the prior art, the utility model provides a compound reinforcing helical bellows of multilayer possesses following beneficial effect:

the utility model discloses based on set up the polyethylene plastics dustcoat, this three structure of inlayer and polyethylene adhesive linkage, make up novel helical profile pipeline, this helical profile pipeline combines through inlayer and polyethylene plastics dustcoat, come to carry out the cavity processing to the helical profile pipeline, the cavity is handled the back, act on helical profile pipeline department as external force, pipeline accessible self deformation, reach the slowly-releasing effort purpose, this sets up and compares in traditional pipeline, have and pass through self deformation after the atress, come to cushion the dynamics, thereby avoid the pipeline because of being difficult to slowly-releasing dynamics, the impaired phenomenon of compound slab band that leads to, structural strength is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of the overall structure of the multilayer composite reinforced helical bellows of the present invention;

FIG. 2 is a schematic view of a subdivided structure of the multi-layer composite reinforced helical bellows of the present invention;

FIG. 3 is an enlarged schematic view of the spiral pipe according to the present invention;

in the figure: 1. a composite plate strip; 11. a polyethylene plastic pipe; 12. a glass fiber web; 2. a helical profile pipe; 21. a polyethylene plastic housing; 22. an inner layer; 23. and a polyethylene bonding layer.

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

Referring to fig. 1-3, the present invention provides a multi-layer composite reinforced helical bellows, which comprises:

the utility model provides a compound reinforcing helical bellows of multilayer, including helical profile pipeline 2 and composite board area 1, helical profile pipeline 2's inboard equipartition is provided with composite board area 1, be the equipartition and arrange the setting in lieing in horizontal position department between the composite board area 1, carry out the built-up connection through the hot melt at the border department of lieing in between the composite board area 1, be sealed pipeline setting after the combination between the composite board area 1, carry out the spiral parcel through helical profile pipeline 2 at the department of lieing in meeting between the composite board area 1, 2 integral types of helical profile pipeline set up, helical profile pipeline 2 twines the seam crossing of composite board area 1 behind composite board area 1 and is covered completely.

A multilayer composite reinforced spiral corrugated pipe comprises a polyethylene plastic pipe 11 and a glass fiber net 12, wherein the polyethylene plastic pipe 11 is equally arranged on the inner side of a spiral section pipe 2, and the glass fiber net 12 is embedded in an interlayer of the polyethylene plastic pipe 11.

The utility model provides a multilayer composite reinforcement helical bellows, including polyethylene plastic dustcoat 21, inlayer 22 and polyethylene adhesive linkage 23, it covers polyethylene plastic dustcoat 21 to lie in the seam between the composite board area 1, the inboard of polyethylene plastic dustcoat 21 is connected with inlayer 22, the thickness ratio between polyethylene plastic dustcoat 21 and the inlayer 22 is one to two, the inboard of inlayer 22 is located the central line department and is provided with the interval panel, the interval panel of inlayer 22 department is the vertical state for inlayer 22, polyethylene adhesive linkage 23 has been scribbled in the cover face department of polyethylene plastic dustcoat 21, polyethylene plastic dustcoat 21 twines on composite board area 1 surface through the department that meets that polyethylene adhesive linkage 23 bonds in composite board area 1.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, based on the embedded glass fiber net 12 in the polyethylene plastic tubing 11, improve the bulk strength of polyethylene plastic tubing 11, afterwards through setting up polyethylene plastic dustcoat 21, this three structure of inlayer 22 and polyethylene adhesive linkage 23, make up novel spiral section bar pipeline 2, this spiral section bar pipeline 2 combines through inlayer 22 and polyethylene plastic dustcoat 21, come to carry out cavity treatment to spiral section bar pipeline 2, after the cavity treatment, act on 2 departments of spiral section bar pipeline when external force, pipeline accessible self deformation, reach the slowly-releasing effort purpose, this setting is compared in traditional pipeline, have after the atress through self deformation, come to cushion the power, thereby avoid the pipeline because of being difficult to the slowly-releasing dynamics, the compound slab band 1 impaired phenomenon that leads to.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compound reinforcing helical bellows of multilayer, includes helical profile pipeline (2) and composite board area (1), its characterized in that: the composite plate strip is characterized in that composite plate strips (1) are arranged on the inner side of the spiral section pipe (2) in an equal division manner, the composite plate strips (1) are arranged at the transverse position in an equal division manner, the composite plate strips (1) are combined and connected at the edge position through hot melting, each composite plate strip (1) comprises a polyethylene plastic pipe (11) and a glass fiber net (12), the polyethylene plastic pipes (11) are arranged on the inner side of the spiral section pipe (2) in an equal division manner, the glass fiber nets (12) are embedded in interlayers of the polyethylene plastic pipes (11), the spiral section pipe (2) comprises a polyethylene plastic outer cover (21), an inner layer (22) and a polyethylene bonding layer (23), the polyethylene plastic outer cover (21) is covered at the seam position between the composite plate strips (1), and the inner layer (22) is connected to the inner side of the polyethylene plastic outer cover (21), the composite plate strip is characterized in that a polyethylene bonding layer (23) is coated on the covering surface of the polyethylene plastic outer cover (21), and the polyethylene plastic outer cover (21) is bonded to the joint of the composite plate strip (1) through the polyethylene bonding layer (23) and is wound on the surface of the composite plate strip (1).

2. The multilayer composite reinforced helical bellows of claim 1, wherein: the inner side of the inner layer (22) is provided with a spacing plate at the middle line, and the spacing plate at the inner layer (22) is vertical relative to the inner layer (22).

3. The multilayer composite reinforced helical bellows of claim 1, wherein: the composite plate strips (1) are spirally wrapped at the joint through a spiral section pipe (2).

4. The multilayer composite reinforced helical bellows of claim 1, wherein: the composite plate strips (1) are combined to form a sealed pipeline.

5. The multilayer composite reinforced helical bellows of claim 1, wherein: the spiral section pipe (2) is integrally arranged, and the seam of the composite plate strip (1) is completely covered after the spiral section pipe (2) is wound on the composite plate strip (1).

6. The multilayer composite reinforced helical bellows of claim 1, wherein: the inner part of the inner layer (22) is provided with a hollow cavity.

7. The multilayer composite reinforced helical bellows of claim 1, wherein: the thickness ratio between the polyethylene plastic outer cover (21) and the inner layer (22) is one to two.