CN204573360U - A kind of steel wire reinforcement ultra-high molecular weight polyethylene sheet material coiled composite tube material - Google Patents

Abstract

The invention discloses a steel wire-reinforced ultra-high molecular weight polyethylene sheet wound composite pipe, which belongs to the technical field of new engineering pipes. It includes a pipe body (1), which is characterized in that: the pipe body (1) consists of three or more layers of ultra-high molecular weight polyethylene sheet layers (2) and intervals are arranged on the ultra-high molecular weight polyethylene sheet layer (2) Composite with two or more reinforcing layers (3); the ultra-high molecular weight polyethylene sheet layer (2) is formed by spirally winding ultra-high molecular weight polyethylene sheets. The steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe of the utility model has high strength, strong pressure bearing capacity and long service life.

Description

A steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe

technical field

The invention discloses a steel wire-reinforced ultra-high molecular weight polyethylene sheet wound composite pipe, which belongs to the technical field of new engineering pipes, and in particular relates to a steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe.

Background technique

In recent years, with the rapid growth of market demand in construction, municipal engineering, water conservancy engineering, agriculture and industry, China's plastic pipe industry has shown a rapid development trend. Ultra-high molecular weight polyethylene is the latest international high-performance polymer material with ultra-light weight, high specific strength, high specific modulus and low cost. High-strength plastic sheets with physical and mechanical properties close to thin steel plates, such as strength, have excellent wear resistance, corrosion resistance, impact resistance, and are not easy to scale. Compared with traditional cast iron pipes, galvanized steel pipes, plastic-coated steel pipes and cement pipes (PCCP pipes), it has the advantages of energy saving and material saving, environmental protection, light weight and high strength, corrosion resistance, smooth inner wall without scaling, easy construction and maintenance, With the advantages of long service life, it is widely used in construction, municipal, industrial and agricultural fields such as building water supply and drainage, urban and rural water supply and drainage, industrial fluid transportation, and agricultural irrigation. Due to its high strength, impact crack resistance, water hammer resistance, and excellent performance, the composite pipe wall is thin under the same outer diameter and working pressure, which not only saves raw materials and reduces costs, but also improves water delivery capacity and reduces pumping Energy consumption, so the composite pipe of the utility model is an environmentally friendly new material product in line with the general direction of sustainable development, and has huge economic and social benefits.

Contents of the invention

The technical problem to be solved by the utility model is: to overcome the deficiencies of the prior art and provide a steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe with high strength, strong pressure bearing capacity, economical reliability and long service life.

The technical solution adopted by the utility model to solve the technical problem is: the steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe, including the pipe body, is characterized in that: the pipe body is composed of three or more layers of super A high molecular weight polyethylene sheet layer and two or more reinforcement layers interposed between the ultrahigh molecular weight polyethylene sheet layers are composited; the ultrahigh molecular weight polyethylene sheet layer is made of ultrahigh molecular weight polyethylene Sheets of vinyl are spiral wound.

Preferably, the reinforcing layer is formed by helically winding or warp and weft weaving of steel wires.

Preferably, the helical direction of the steel wire is the same as that of the ultra-high molecular weight polyethylene sheet.

Preferably, the helical direction of the steel wire is opposite to that of the ultra-high molecular weight polyethylene sheet.

Preferably, the steel wire is cold-drawn steel wire.

Preferably, the helical directions of the three or more ultra-high molecular weight polyethylene sheet layers are the same, and the centerlines in the width direction of the outer layers of each adjacent two layers of ultra-high molecular weight polyethylene sheet layers are pressed against each other. On the sheet seams of the inner layer, the sheet seams of the outermost ultra-high molecular weight polyethylene sheet layer are lapped and bonded by an adhesive.

Preferably, the ultra-high molecular weight sheet has a thickness of 2-6mm and a width of 200-1200mm.

Compared with the prior art, the beneficial effects of the steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe of the present invention are:

1. Steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe is provided with a layer of reinforcement between adjacent ultra-high molecular weight polyethylene sheet layers, which greatly improves the strength and pressure bearing capacity of the pipe, making the steel wire reinforced ultra-high Molecular weight polyethylene sheet winding composite pipes can replace metal pipes or cement pipes in construction, municipal, industrial and agricultural fields such as building water supply and drainage, urban and rural water supply and drainage, industrial fluid transportation, agricultural irrigation, etc., saving raw materials and reducing costs. It also greatly improves the service life of the pipe.

2. The reinforcement layer is helically wound cold-drawn steel wire. The cold-drawn spring steel wire has high strength and high toughness, which greatly improves the pressure bearing capacity, ring stiffness and toughness of the pipe.

Description of drawings

Fig. 1 is a front half-sectional schematic diagram of a steel wire-reinforced ultra-high molecular weight polyethylene sheet wound composite pipe with three layers of sheets.

FIG. 2 is a partial enlarged view of A in FIG. 1 .

Fig. 3 is a front half-sectional schematic diagram of a steel wire-reinforced ultra-high molecular weight polyethylene sheet wound composite pipe with two sheet layers.

FIG. 4 is a partially enlarged view of B in FIG. 3 .

In the figure: 1. Pipe body 2. UHMWPE sheet layer 3. Reinforcing layer 4. Lap joint 5. Sheet seam.

Detailed ways

Fig. 1 ~ 2 is the preferred embodiment of the present utility model, below in conjunction with accompanying drawing 1 ~ 4 the utility model is described further.

A steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe includes a pipe body 1, the pipe body 1 is composed of three or more ultra-high molecular weight polyethylene sheet layers 2 and intervals arranged on the ultra-high molecular weight polyethylene sheet Two or more layers of reinforcing layers 3 between layers 2 are composited; the ultra-high molecular weight polyethylene sheet layer 2 is formed by spirally winding ultra-high molecular weight polyethylene sheets. The steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe can replace metal pipes or cement pipes in construction, municipal, industrial and agricultural fields such as building water supply and drainage, urban and rural water supply and drainage, industrial fluid transportation, agricultural irrigation, etc., saving raw materials , reduces the cost, and greatly improves the service life of the pipe.

Example 1

As shown in Figures 1 and 2: the pipe body 1 of the steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe is formed by spirally winding three layers of ultra-high molecular weight polyethylene sheets, and the thickness of the ultra-high molecular weight polyethylene sheet is 2.5mm and a width of 400mm. The three-layer ultra-high molecular weight polyethylene sheet layer 2 has the same spiral winding direction, and the centerline of the ultra-high molecular weight polyethylene sheet layer 2 in the middle layer is pressed against the sheet of the innermost ultra-high molecular weight polyethylene sheet layer 2. At 5 material seams, the center line of the width direction of the outermost ultra-high molecular weight polyethylene sheet layer 2 is pressed against the 5 sheet seams of the ultra-high molecular weight polyethylene sheet layer 2 of the middle layer. The ultra-high molecular weight polyethylene sheet layers 2 are bonded by an adhesive. The sheet seams 5 of the outermost ultra-high molecular weight polyethylene sheet layer 2 are bonded at the lap joint 4 by an adhesive, which avoids the use of the outermost ultra-high molecular weight polyethylene sheet layer 2. Medium damage, improve the service life of the pipe.

Between the innermost ultra-high molecular weight polyethylene sheet layer 2 and the middle layer ultra-high molecular weight polyethylene sheet layer 2, the middle layer ultra-high molecular weight polyethylene sheet layer 2 and the outermost ultra-high molecular weight polyethylene sheet A reinforcement layer 3 is provided between the layers 2, and the reinforcement layer 3 is respectively bonded to the adjacent ultra-high molecular weight polyethylene sheet layer 2 through an adhesive. The reinforcing layer 3 is a helically wound cold-drawn steel wire. The cold-drawn spring steel wire has high strength and high toughness, which greatly improves the pressure bearing capacity, ring stiffness and toughness of the pipe.

Example 2

As shown in Figures 3 and 4: the pipe body 1 of the steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe is formed by spirally winding two layers of ultra-high molecular weight polyethylene sheets, and the thickness of the ultra-high molecular weight polyethylene sheet is 3mm and a width of 300mm. The center line of the width direction of the ultra-high molecular weight polyethylene sheet layer 2 of the outer layer is pressed at 5 joints of the inner layer, and the 5 joints of the ultra-high molecular weight polyethylene sheet layer 2 of the outer layer are glued The glue is bonded at the overlapping part 4. A reinforcement layer 3 is provided between the two ultra-high molecular weight polyethylene sheet layers 2, and the reinforcement layer 3 is respectively bonded to the two ultra-high molecular weight polyethylene sheet layers 2 through an adhesive. The reinforcing layer 3 is made of warp and weft weaving of cold-drawn steel wires. All the other structures and shapes are as in Example 1.

Steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe The number of layers of ultra-high molecular weight polyethylene sheet layer 2 of pipe body 1 can be adjusted according to the diameter of the pipe and actual needs. When the diameter of the pipe is relatively large, the superhigh The number of layers of the molecular weight polyethylene sheet layer 2 is used to improve the strength and service life of the pipe; when the pipe needs to bear a large force, the number of layers of the ultra-high molecular weight polyethylene sheet layer 2 can also be appropriately increased to meet the actual need. In addition, a layer of structural wall pipe can be provided on the outer wall of the pipe body 1. The structural wall pipe is helically wound from polyethylene or polypropylene pipes, and the helical direction is the same as that of the ultra-high molecular weight polyethylene sheet layer 2. Enhances the ring stiffness of the tubing.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change. Equivalent embodiment. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (7)

1. A steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe, including a pipe body (1), characterized in that: the pipe body (1) is composed of three or more layers of ultra-high molecular weight polyethylene sheets Material layer (2) and two or more reinforcement layers (3) interposed between ultra-high molecular weight polyethylene sheet layers (2); the ultra-high molecular weight polyethylene sheet layer ( 2) It is formed by spiral winding of ultra-high molecular weight polyethylene sheet. 2. The steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe according to claim 1, characterized in that: the reinforcement layer (3) is made of steel wire spirally wound or warp and weft braided. 3. The steel wire-reinforced ultra-high molecular weight polyethylene sheet winding composite pipe according to claim 2, characterized in that: the helical direction of the steel wire is the same as that of the ultra-high molecular weight polyethylene sheet. 4. The steel wire-reinforced ultra-high molecular weight polyethylene sheet winding composite pipe according to claim 2, characterized in that: the helical direction of the steel wire is opposite to that of the ultra-high molecular weight polyethylene sheet. 5. The steel wire-reinforced ultra-high molecular weight polyethylene sheet wound composite pipe according to claim 2, 3 or 4, characterized in that: the steel wire is a cold-drawn steel wire. 6. The steel wire reinforced ultra-high molecular weight polyethylene sheet wound composite pipe according to claim 1, characterized in that: the spiral direction of the three or more ultra-high molecular weight polyethylene sheet layers (2) In the same way, the center line of the width direction of the outer layer of each adjacent two layers of ultra-high molecular weight polyethylene sheet (2) is pressed on the seam (5) of the inner layer of the sheet, and the outermost layer of ultra-high molecular weight polyethylene sheet The sheet joints (5) of the material layer (2) are lapped and bonded by an adhesive. 7. The steel wire reinforced ultra-high molecular weight polyethylene sheet winding composite pipe according to claim 1, characterized in that: the thickness of the ultra-high molecular weight polyethylene sheet is 2-6 mm, and the width is 200-1200 mm.