CN215172909U

CN215172909U - Plastic steel winding pipe

Info

Publication number: CN215172909U
Application number: CN202120381053.8U
Authority: CN
Inventors: 周根华
Original assignee: Yawei Machinery Manufacturing Xuzhou Co ltd
Current assignee: Yawei Machinery Manufacturing Xuzhou Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-12-14
Anticipated expiration: 2031-02-20

Abstract

The utility model discloses a plastic steel winding pipe, which comprises a pipeline inner joint and a main pipe, wherein one side of the pipeline inner joint is connected with the main pipe, a welding shell is arranged outside the pipeline inner joint, inner joint threads are arranged on the surface of the welding shell, when the pipeline is required to be connected, the pipeline inner joint is inserted into the pipeline outer joint, after the pipeline inner joint is connected through the inner threads, a welding gun is used for spraying and baking the surface of the welding shell of the pipeline outer joint, the welding shell is made of metal and has good heat-conducting property, heat is rapidly conducted to a welding layer inside the welding shell and the welding shell outside the pipeline inner joint, the welding shell and the welding layer are made of plastic steel and are rapidly melted inside, after a spray gun informs baking, the welding shell and the welding layer are welded together after being dissolved by adopting the same material, compared with the traditional plastic steel winding pipe, the novel plastic steel winding pipe is welded by using a metal ring, and is simple in addition, and the cost is low, and the welding efficiency is improved.

Description

Plastic steel winding pipe

Technical Field

The utility model belongs to the technical field of the composite pipe is relevant, concretely relates to plastic steel winding pipe.

Background

The polyethylene plastic steel winding pipe (SRWPE) is made of a special-shaped steel-plastic composite strip material through spiral winding welding (extrusion welding on a lapping surface), the inner wall of the SRWPE is smooth and flat, and the specification is DN 200-DN 2600. The pipe has the advantages of corrosion resistance, light weight, simple and convenient installation, large flow rate, long service life (50 years) and the like, can replace the pipe made of high-energy-consumption materials (cement, cast iron, glass fiber reinforced plastic pipe, ceramic and the like), belongs to an environment-friendly green product, and is a high-tech composite pipeline product which has independent intellectual property rights, a world leading level, environmental protection, energy conservation and consumption reduction in China. The product is mainly used as a buried drainage pipeline and integrates the rigidity of a steel belt and the advantages of corrosion resistance, low frictional resistance, abrasion resistance and the like of polyethylene. The product is used as a main product of our company, is well sold and saved, is widely applied to municipal engineering, sewage treatment plants and other key engineering construction, and because the elastic modulus ratio of two steel-plastic materials is more than 200 and the weight ratio is more than 7.85, compared with a pure plastic pipe, the steel belt reinforcement easily enables the pipe (especially a large-diameter pipe) to have enough safe and reliable ring stiffness and relatively high stiffness-weight ratio, the smooth inner surface of a Polyethylene (PE) pipeline enables energy loss caused by friction to be minimized, and deposition is not easy to generate in the pipeline. The flow resistance of the pipeline is 20-30% lower than that of a cement pipe, the inner wall of the Polyethylene (PE) pipeline is smooth, the friction factor is small, precipitates are not easy to gather in the pipeline, and the friction resistance is almost unchanged after long-term use.

The prior art has the following problems:

the existing plastic steel winding pipe and the existing technology are mature, but the pipeline connection welding is still troublesome, after the plastic steel winding pipe needs to be fixed by a metal ring, the plastic steel pipeline inside the plastic steel winding pipe is melted by a welding gun at high temperature and welded, the process is troublesome, the labor is wasted, and the metal ring is easy to fix and is not fastened to cause the untight pipeline connection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic steel winding pipe to current plastic steel winding pipe and the technique of proposing in solving above-mentioned background art are comparatively ripe, but still comparatively troublesome when the pipe connection welds, need use the fixed back of becket, use the welder high temperature to melt inside plastic steel pipeline welding through going after letting, and the process is comparatively troublesome, extravagant labour, and should lead to the fact the inseparable problem of pipe connection for the becket is fixed not fastening easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastic steel winding pipe, includes the pipeline nipple and is responsible for, pipeline nipple one side is connected with the person in charge, be responsible for and twine the winding pipe on the surface, the pipeline nipple is provided with the welding shell, the welding shell surface is provided with the internal joint screw thread, the inside metal inner tube that is provided with of welding shell, the inside pipeline internal portion that is provided with of metal inner tube is threaded, it is provided with the pipeline external joint to be responsible for the bottom, the pipeline external joint outside is provided with the welding shell, the inside welding layer that is provided with of welding shell.

Preferably, six surrounding pipes are arranged and evenly distributed on the surface of the main pipe.

Preferably, the surface of the surrounding pipe is provided with a fixing hole for facilitating pipeline transportation and installation fixation.

Preferably, the outer diameter of the pipe inner joint is smaller than the inner diameter of the pipe outer joint.

Preferably, the inner joint threads arranged on the surface of the inner joint of the pipeline are matched with the internal thread structures of the outer joint of the pipeline, so that the pipelines can be conveniently connected.

Preferably, the outer welding layer of the pipeline outer joint is made of metal, and has high temperature resistance and good heat conduction performance.

Preferably, the welding shell and the welding layer are made of plastic steel materials.

Compared with the prior art, the utility model provides a plastic steel winding pipe possesses following beneficial effect:

the plastic steel winding pipe of the utility model is provided with a pipe inner joint, a welding shell is arranged outside the pipe inner joint, the surface of the welding shell is provided with an inner joint thread, the inside of the welding shell is provided with a metal inner pipe, the other side of the pipe is provided with a pipe outer joint, the pipe outer joint is provided with a welding shell, the inside of the welding shell is provided with a welding layer, the inside of the welding layer is provided with a connecting thread, when the pipe connection is needed, the pipe inner joint is inserted into the pipe outer joint, after the pipe outer joint is connected through the inner thread, the welding shell surface of the pipe outer joint is sprayed and baked by using a welding gun, because the welding shell is made of metal and has good heat-conducting property, the heat is rapidly conducted to the welding layer inside the welding shell and the welding shell outside the pipe inner joint, the welding shell and the welding layer are made of plastic steel and are rapidly melted in the inner part, after the spray gun informs to bake, welding shell and welding layer are together owing to adopt the same material to dissolve the back welding, compare and use the becket welding with traditional plastic steel winding pipe, and novel plastic steel winding pipe welding is with adding convenient and simple, and the cost is with adding cheap, has promoted welding efficiency simultaneously.

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 structural view of a plastic steel winding pipe provided by the present invention;

FIG. 2 is a schematic view of a structure of a plastic steel wound pipe according to the present invention after connection;

FIG. 3 is a schematic view of an inner joint of a plastic steel winding pipe according to the present invention;

FIG. 4 is a schematic view of a fixing hole structure of a plastic steel wound pipe surrounding pipe according to the present invention;

in the figure: 1. an in-pipe joint; 2. a main pipe; 3. a surrounding tube; 4. an inner joint thread; 5. welding the shell; 6. a metal inner tube; 7. internal threads of the pipeline; 8. an outer joint of the pipeline; 9. welding the shell; 10. and (7) welding the layers.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a plastic steel winding pipe, include pipeline nipple 1 and be responsible for 2, 1 one side of pipeline nipple is connected with and is responsible for 2, it has the surrounding pipe 3 to be responsible for 2 winding on the surface, pipeline nipple 1 is provided with

welding shell

5, 5 surfaces of welding shell are provided with

nipple screw thread

4, 5 inside metal inner tubes 6 that are provided with of welding shell, the inside pipeline internal thread 7 that is provided with of metal

inner tube

6, 2 bottoms of being responsible for are provided with pipeline external joint 8, the pipeline external joint 8 outside is provided with welding shell 9, the inside welding layer 10 that is provided with of welding shell 9.

The utility model provides a plastic steel winding pipe, it is provided with six to encircle pipe 3, and six encircle 3 evenly distributed of pipe and be responsible for the surface of 2, it is provided with the fixed orifices to encircle pipe 3 surface, it is fixed with the installation for make things convenient for pipeline transportation, the external diameter size of pipeline nipple 1 is less than the internal diameter size of pipeline outer joint 8, the inner joint screw thread 4 that the pipeline nipple 1 surface set up coincide with the inside thread structure of pipeline outer joint 8, make things convenient for to connect between the pipeline, pipeline outer joint 8's outside welded layer 10 adopts the metal to make, it has good heat conductivility simultaneously to have high temperature resistant characteristic, welded shell 5 and welded layer 10 adopt the plastic steel material to make.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the main pipe 2 is placed at a designated position after being fixed and hoisted by surrounding the fixed hole on the pipe 3 through the surface of the main pipe 2, then the fixed connection of the pipeline can be started, the inner joint 1 of the pipeline at one side of the main pipe 2 is inserted into the outer joint 8 of the pipeline at the other side of the main pipe 2, the inner joint thread 4 on the surface of the inner joint 1 and the inner thread of the outer joint 8 of the pipeline are welded and pre-fixed, then the welding gun is used for spraying and baking the welding shell 9 on the surface of the outer joint 8 of the pipeline, because the welding layer 10 is made of metal, the welding layer 10 has good heat conductivity, the welding layer 10 in the heat conduction and the outer joint 1 of the pipeline are welded and welded together, the welding shell 5 and the welding layer 10 are made of plastic steel and are melted in the inner part rapidly, after the spray gun informs to bake, the welding shell 5 and the welding layer 10 are welded together after being cooled by adopting the same material, compare and use the becket welding in traditional plastic steel winding pipe, novel plastic steel winding pipe welding is with adding convenient and simple, can not produce the becket and connect the problem that does not fasten and lead to inside seepage, and has reduced welded cost, has promoted welding efficiency simultaneously.

1. An in-pipe joint; 2. a main pipe; 3. a surrounding tube; 4. an inner joint thread; 5. welding the shell; 6. a metal inner tube; 7. internal threads of the pipeline; 8. an outer joint of the pipeline; 9. welding the shell; 10. and (7) welding the layers.

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 plastic steel winding pipe, includes pipeline nipple (1) and is responsible for (2), its characterized in that: the pipeline inner joint is characterized in that one side of the pipeline inner joint (1) is connected with a main pipe (2), an annular pipe (3) is wound on the surface of the main pipe (2), a welding outer shell (5) is arranged on the pipeline inner joint (1), inner joint threads (4) are arranged on the surface of the welding outer shell (5), a metal inner pipe (6) is arranged inside the welding outer shell (5), pipeline inner threads (7) are arranged inside the metal inner pipe (6), a pipeline outer joint (8) is arranged at the bottom end of the main pipe (2), a welding shell (9) is arranged on the outer side of the pipeline outer joint (8), and a welding layer (10) is arranged inside the welding shell (9).

2. The plastic-steel wound pipe according to claim 1, wherein: the six surrounding pipes (3) are uniformly distributed on the surface of the main pipe (2).

3. The plastic-steel wound pipe according to claim 1, wherein: the surface of the surrounding pipe (3) is provided with a fixing hole for facilitating pipeline transportation and installation and fixation.

4. The plastic-steel wound pipe according to claim 1, wherein: the outer diameter of the inner joint (1) of the pipeline is smaller than the inner diameter of the outer joint (8) of the pipeline.

5. The plastic-steel wound pipe according to claim 1, wherein: the inner joint threads (4) arranged on the surface of the inner joint (1) of the pipeline are matched with the inner thread structures of the outer joint (8) of the pipeline, so that the pipelines can be conveniently connected.

6. The plastic-steel wound pipe according to claim 1, wherein: the outer side welding layer (10) of the pipeline outer joint (8) is made of metal, and has high temperature resistance and good heat conduction performance.

7. The plastic-steel wound pipe according to claim 1, wherein: the welding shell (5) and the welding layer (10) are made of plastic steel materials.