CN213333017U - Steel skeleton plastic composite pipe with flaring structure - Google Patents
Steel skeleton plastic composite pipe with flaring structure Download PDFInfo
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- CN213333017U CN213333017U CN202021899348.6U CN202021899348U CN213333017U CN 213333017 U CN213333017 U CN 213333017U CN 202021899348 U CN202021899348 U CN 202021899348U CN 213333017 U CN213333017 U CN 213333017U
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Abstract
The utility model discloses a steel skeleton plastic composite pipe with flaring structure, including steel skeleton plastic composite pipe, it includes the body and sets up the flaring structure that is used for shaping plastics heat sealing head at the body tip, the flaring structure be the horn mouth form, and with body integrated into one piece. The utility model discloses set up horn mouth form flaring structure at steel skeleton plastic composite pipe tip, the plastics welding head of being convenient for injection moulding reduces the processing step of turning composite pipe tip outer wall or inner wall plastic layer, has guaranteed the whole rigidity of steel skeleton composite pipe and its plastic joint strength with the plastics welding head; meanwhile, the inclined plane of the outer wall of the horn mouth-shaped flaring structure ensures the positioning and fixing of the welding head by the outer wall, and the inclined plane of the inner wall of the horn mouth-shaped flaring structure is welded with the welding head, so that the plastic welding head completely covers the end part of the steel skeleton composite pipe, and the problems that the steel wire is corroded and loses efficacy due to the fact that the steel wire is corroded and stripped to the steel skeleton due to the fact that the end surface of the composite pipe and the contact surface of the plastic welding head are stripped to generate gaps in the using process due to.
Description
Technical Field
The utility model relates to a steel plastic composite pipe technical field, especially a steel skeleton plastic composite pipe with flaring structure.
Background
The steel skeleton composite pipe is a new type of pipe emerging in China in recent years and widely applied to various fields such as petroleum, chemical engineering, buildings, shipbuilding, communication, electric power, underground gas transmission pipelines and the like. At present, the plastic welding joint arranged at the pipe orifice end of the steel skeleton plastic composite pipe is an improvement of the connection mode of the steel skeleton plastic composite pipe, and aiming at the mode, various products of the steel skeleton plastic composite pipe are developed at present.
The conventional steel skeleton plastic composite pipe and the forming structure of the conventional steel skeleton plastic composite pipe and the plastic welding joint are shown in fig. 1 and fig. 2, before the conventional steel skeleton plastic composite pipe 100 is heated, a plurality of annular grooves 101 are processed on the outer plastic wall of the composite pipe, and the function of the forming structure is to ensure that plastics are fused together to form an integral state under a heating state when the plastic welding joint 200 is formed by melting, so that the problem of stripping of steel and plastic of the composite pipe is avoided. Firstly, a turning process step is needed to be added before the steel skeleton composite pipe is heated, namely, a plurality of annular grooves which have the functions of welding, positioning and fixing are turned on the outer plastic wall of the composite pipe, and the processing cost is increased; it is second, the area of contact of the end cross-section of compound pipe and plastics heat sealing head is too little, leads to in the use because under the changeable condition of natural environment and temperature, the thermal expansion of steel skeleton is inconsistent, asynchronous with plastics heat sealing head in the compound pipe, and the end cross-section of compound pipe can drop and peel off the production clearance after long-time back and the contact surface department of plastics heat sealing head, loses the butt fusion effect, and waste water waste gas can constantly invade, can damage speed with higher speed, greatly reduced its life.
The utility model discloses with the tip flaring of the compound pipe of steel skeleton plastics processing into the form of horn mouth shape, then through the shaping structural style of the compound pipe back injection moulding fusion moulding plastics heat sealing head of heating steel skeleton, this shaping mode satisfies the service function of product with the mode of optimization, does not destroy product intensity and structure itself, guarantees the life and the service efficiency of product, can also save fashioned production cycle simultaneously, reaches the effect of practicing thrift production resource and energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a steel skeleton plastic composite pipe with flaring structure to solve the problem that proposes in the above-mentioned technical background.
In order to achieve the above object, the present invention provides a method for manufacturing a semiconductor device, comprising:
the steel skeleton plastic composite pipe with the flaring structure comprises a pipe body and a flaring structure which is arranged at the end part of the pipe body and is used for injection molding of a plastic welding joint, wherein the pipe body and the flaring structure are integrally formed, and the flaring structure is in a horn mouth shape.
Among the above-mentioned technical scheme, still include the plastics fusion joint, just the plastics fusion joint sets up the body tip at steel skeleton plastic composite pipe to the flaring structure that the cladding body tip was equipped with.
In the technical scheme, the plastic welding joint comprises a plastic end head positioned at the front end of the flaring structure and a side pasting part positioned at the tail end of the flaring structure, and the plastic end head and the side pasting part are integrally formed;
during assembly, the plastic end of the plastic welding head is tightly attached and fixedly matched with the end face of the flaring structure of the steel skeleton plastic composite pipe, and the side attaching parts of the plastic welding head are tightly attached, wrapped and fixed on the inner wall and the outer wall of the flaring structure of the steel skeleton plastic composite pipe and extend to the outer wall of the pipe body.
In the technical scheme, the steel skeleton plastic composite pipe comprises a steel skeleton and plastic layers coated on the inner wall and the outer wall of the steel skeleton.
In the technical scheme, the steel skeleton is a mesh steel belt or a steel wire mesh, and the plastic layer is made of PE or PERT materials.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the steel skeleton plastic composite pipe provided by the utility model is provided with the bell-mouth-shaped flaring structure at the end part, so that the plastic welding joint can be conveniently formed by injection molding, the processing steps of turning the outer wall or the inner wall plastic layer of the end part of the composite pipe are reduced, the processing cost is saved, and the labor intensity is reduced;
2. the flaring structure of the steel skeleton plastic composite pipe provided by the utility model not only cancels the processing step of turning the outer wall or the inner wall plastic layer of the composite pipe, but also utilizes the heat of the injection plastic material to reliably weld with the outer wall, the end surface and the inner wall of the steel skeleton plastic composite pipe, thereby ensuring the integral rigidity of the steel skeleton plastic composite pipe and the plastic connection strength between the steel skeleton plastic composite pipe and the plastic welding head, and ensuring the balance of the service life;
3. the cross section of the steel skeleton plastic composite pipe end is processed into a bell mouth shape, and the inclined surface of the outer wall of the steel skeleton plastic composite pipe replaces the function of arranging an annular groove on the outer wall of the composite pipe in the prior art, so that the positioning and the fixation of the outer wall (periphery) of the steel skeleton plastic composite pipe to the welding joint are ensured; the utility model discloses in, steel skeleton plastic composite pipe inner wall inclined plane and plastics heat sealing head are also welded together, formed the complete cladding to the compound pipe end cross-section of steel skeleton, the problem (easily cluster water to the steel skeleton causes the steel wire corrosion to become invalid) and the inside problem that does not have the easy water of rubber coating (when being used for drainage pipe) that peels off the production clearance of the end cross-section of the compound pipe that has avoided the aforesaid to lead to because of expend with heat and contract with cold problem in the use and the contact surface department of plastics heat sealing head have improved its life.
Drawings
FIG. 1 is a schematic structural diagram of a conventional steel skeleton plastic composite pipe;
FIG. 2 is a schematic view of the connection between a conventional steel skeleton plastic composite pipe and a plastic joint;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the connection between the plastic composite pipe with steel skeleton and the plastic welding head (straight-through connection);
fig. 6 is a schematic view of the connection between the plastic composite pipe with steel framework and the plastic welding head (flange structure);
in the figure, 100, a conventional steel skeleton plastic composite pipe; 101. a strip annular groove; 200. a plastic weld joint; 1. steel skeleton plastic composite pipe; 1a, a steel skeleton; 1b, a plastic layer; 1.1, a pipe body; 1.2, a flaring structure; 2. a plastic weld joint; 2.1, plastic end heads; 2.2, side pasting parts.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Referring to fig. 3, the utility model provides a steel skeleton plastic composite pipe with flaring structure, including steel skeleton plastic composite pipe 1, steel skeleton plastic composite pipe 1 includes body 1.1 and sets up the flaring structure 1.2 that is used for injection moulding plastics heat sealing head 2 at body 1.1 tip, body 1.1 and flaring structure 1.2 integrated into one piece, flaring structure 1.2 is the horn mouth form. Referring to fig. 4, the steel skeleton plastic composite pipe 1 includes a steel skeleton 1a and a plastic layer 1b coated on the inner wall and the outer wall of the steel skeleton 1a, which form a composite structure. The steel skeleton 1a can be in the form of a mesh steel belt, a steel wire mesh and the like, and the plastic layer 1b can be made of PE, PERT and other plastic materials.
Referring to fig. 5, as another embodiment of the present invention, the end of the steel skeleton plastic composite pipe 1 is further provided with the plastic welding joint 2, and the plastic welding joint 2 is disposed at the end of the pipe body 1.1 of the steel skeleton plastic composite pipe body 1 and covers the flaring structure 1.2 disposed at the end of the pipe body 1.1.
Further, the plastic welding head 2 comprises a plastic end 2.1 positioned at the front end of the flaring structure 1.2 and a side attaching part 2.2 positioned at the tail end of the flaring structure 1.2, and the plastic end 2.1 and the side attaching part 2.2 are integrally formed;
during assembly, the plastic end 2.1 of the plastic welding head 2 is closely and fixedly matched with the end face (the end, far away from the pipe body 1.1, of the flaring structure 1.2) of the steel skeleton plastic composite pipe 1, and the side pasting part 2.2 of the plastic welding head 2 is closely and fixedly wrapped on the inner wall and the outer wall of the flaring structure 1.2 of the steel skeleton plastic composite pipe 1 and extends to the outer wall of the pipe body 1.1.
The steel skeleton plastic composite pipe 1 and the plastic welding joint 2 are formed in the following modes:
firstly, sending the end, provided with the bell mouth-shaped flaring structure 1.2, of the steel skeleton plastic composite pipe 1 into an oven, and heating a plastic layer at the end, provided with the bell mouth-shaped flaring structure 1.2, of the flaring structure to an appropriate temperature for welding with a plastic material of the plastic welding head 2;
secondly, the tip that the steel skeleton plastics compound pipe 1 that will heat is equipped with horn mouth form flaring structure 1.2 end is stretched into rapidly and is moulded plastics in the injection mould, and injection moulding melt forming plastics welded joint 2 (plastics welded joint 2 includes the side portion of pasting 2.2 of the plastics end 2.1 of front end and tail end), the fixed cooperation is hugged closely with the terminal surface (flaring structure 1.2 keeps away from body 1.1 one end) of flaring structure 1.2 of steel skeleton plastics compound pipe 1 to plastics end 2.1, the cladding is hugged closely to side portion of pasting 2.2 and is fixed in hugging closely flaring structure 1.2 outer wall and extending to body 1.1 outer wall in the cladding is fixed in.
And finally, keeping the injection molding pressure state for cooling and shaping.
The utility model provides a compound pipe of steel skeleton plastics 1 and plastics heat sealing head 2's shaping structure is the form of a tip flaring processing one-tenth horn mouth shape with compound pipe of steel skeleton plastics, then through the shaping method of the compound pipe back injection moulding fusion shaping plastics heat sealing head of heating steel skeleton, and this shaping mode satisfies the service function of product with the mode of optimization, does not destroy product intensity and structure itself, guarantees the life and the efficiency of use of product. Meanwhile, the molding production period can be saved, and the effects of saving production resources and energy sources are achieved.
The utility model discloses in, plastics heat sealing head 2 is the tubular product socket, behind 1 injection moulding plastics heat sealing head 2 of steel skeleton plastics compound pipe promptly, when it is connected with tubular product, is connected with other tubular products hot melt through plastics heat sealing head 2 and pipe fitting (steel skeleton plastics compound pipe 1) cooperation.
As one embodiment of the plastic connector structure, as shown in fig. 5, the plastic welding joint 2 is an electro-thermal welding straight joint, and is suitable for pipe connections such as electro-melting equal-diameter straight joints, tee joints, 90-degree elbows, 45-degree elbows, reducer joints and the like.
As another embodiment of the plastic connector structure, as shown in fig. 6, the plastic welding joint 2 is an electric hot-melt flange joint, that is, the plastic welding joint 2 adopts a flange structure style, and is suitable for various connection modes such as hot-melt butt welding and electric-melt sleeve connection, electric-melt flange connection, hot-melt socket flange connection, crimping clamp connection, and the like. Simultaneously, the plastic connectors of two flange structure styles can be directly welded when being matched and connected.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The utility model provides a steel skeleton plastic composite pipe with flaring structure, includes steel skeleton plastic composite pipe (1), its characterized in that, steel skeleton plastic composite pipe (1) includes body (1.1) and sets up flaring structure (1.2) that are used for injection moulding plastics fusion joint (2) at body (1.1) tip, body (1.1) and flaring structure (1.2) integrated into one piece, flaring structure (1.2) are the horn mouth form.
2. The steel-frame plastic composite pipe with the flaring structure as recited in claim 1, further comprising a plastic welding joint (2), wherein the plastic welding joint (2) is arranged at the end of the pipe body (1.1) of the steel-frame plastic composite pipe (1) and covers the flaring structure (1.2) arranged at the end of the pipe body (1.1).
3. The steel-skeleton plastic composite pipe with the flaring structure as recited in claim 2, wherein the plastic welding joint (2) comprises a plastic end (2.1) at the front end of the flaring structure (1.2) and a side attaching part (2.2) at the tail end of the flaring structure (1.2), and the plastic end (2.1) and the side attaching part (2.2) are integrally formed;
during assembly, the plastic end (2.1) of the plastic welding head (2) is tightly attached and fixedly matched with the end face of the flaring structure (1.2) of the steel skeleton plastic composite pipe (1), and the side attaching part (2.2) of the plastic welding head (2) is tightly attached, wrapped and fixed on the inner wall and the outer wall of the flaring structure (1.2) of the steel skeleton plastic composite pipe (1) and extends to the outer wall of the pipe body (1.1).
4. The steel-frame plastic composite pipe with the flaring structure as recited in any one of claims 1 to 3, wherein the steel-frame plastic composite pipe (1) comprises a steel frame (1a) and a plastic layer (1b) coated on the inner wall and the outer wall of the steel frame (1 a).
5. The steel-frame plastic composite pipe with the flaring structure as claimed in claim 4, wherein the steel frame (1a) is a mesh steel belt or a steel wire mesh, and the plastic layer (1b) is made of PE or PERT material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899348.6U CN213333017U (en) | 2020-09-03 | 2020-09-03 | Steel skeleton plastic composite pipe with flaring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899348.6U CN213333017U (en) | 2020-09-03 | 2020-09-03 | Steel skeleton plastic composite pipe with flaring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213333017U true CN213333017U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021899348.6U Active CN213333017U (en) | 2020-09-03 | 2020-09-03 | Steel skeleton plastic composite pipe with flaring structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213333017U (en) |
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2020
- 2020-09-03 CN CN202021899348.6U patent/CN213333017U/en active Active
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 436001 6 Chuangye Avenue, Ezhou Economic Development Zone, Ezhou City, Hubei Province Patentee after: Yimeite equipment (Wuhan) Co.,Ltd. Address before: 436001 6 Chuangye Avenue, Ezhou Economic Development Zone, Ezhou City, Hubei Province Patentee before: HUBEI EFENG DIE & MOLD Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |