CN215807072U

CN215807072U - High polymer material helical bellows that compressive capacity is strong

Info

Publication number: CN215807072U
Application number: CN202122142023.4U
Authority: CN
Inventors: 吴兵
Original assignee: Hunan Zhengtong Pipe Industry Co ltd
Current assignee: Hunan Zhengtong Pipe Industry Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-02-11
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a high polymer material helical bellows with strong pressure resistance, and relates to the technical field of bellows. The steel belt is spiral, a first circular pipe is sleeved at one end of the surface of the plastic pipe, and a second circular pipe is sleeved at the other end of the surface of the plastic pipe. According to the utility model, the two plastic pipes can be combined for use by aligning the first circular pipe at one end of one plastic pipe with the second circular pipe on the other plastic pipe, so that the mounting difficulty of the plastic pipes can be reduced, the sealing effect can be achieved by the threaded matching of the second external thread and the first internal thread, the sealing property of the first circular pipe and the second circular pipe can be improved, the connection sealing property between the plastic pipes can be effectively improved by the first circular pipe and the second circular pipe, the service life of the joint of the corrugated pipes is prolonged, and the normal conveying of liquid when the plastic pipes are used is ensured.

Description

High polymer material helical bellows that compressive capacity is strong

Technical Field

The utility model belongs to the technical field of corrugated pipes, and particularly relates to a high polymer material helical corrugated pipe with strong pressure resistance.

Background

The steel strip reinforced PE spiral corrugated pipe is a double-wall spiral corrugated pipe which takes high-density Polyethylene (PE) as a substrate, is formed by a steel strip with the surface coated with bonding resin into a waveform as a main supporting structure, and is wound and compounded with a polyethylene material into a whole, and is called as a steel strip reinforced PE spiral corrugated pipe.

In order to solve the problems, the utility model provides a high polymer material helical bellows with strong pressure resistance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high polymer material helical bellows with strong pressure resistance, which solves the problems that the conventional steel belt helical bellows generally adopts a hot melt cloth hot melt combination mode during installation, so that although the installation of two bellows can be completed, the two bellows can be separated after long-time use, the service life of the joint of the bellows is short, and the normal delivery of liquid is influenced.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a high polymer material spiral corrugated pipe with strong pressure resistance, which comprises a plurality of plastic pipes and a plurality of steel belts, wherein the plastic pipes are injected on the surfaces of the steel belts in a spiral manner, one end of the surface of the plastic pipe is sleeved with a first round pipe, the other end of the surface of the plastic pipe is sleeved with a second round pipe, the surface of the first round pipe is in threaded connection with a first bolt, the first bolt is in threaded connection with the plastic pipe, the surface of the second round pipe is in threaded connection with a second bolt, the second bolt is in threaded connection with the plastic pipe, the inner side surface of the first round pipe is provided with a first internal thread, the surface of the second round pipe is provided with a second external thread, and the second external thread is matched with the first internal thread.

Further, the fixed intercommunication in inside of first pipe has communicating pipe, and first external screw thread has been seted up on the surface of communicating pipe, and the second internal thread has been seted up to the medial surface of second pipe, and second internal thread and first external screw thread phase-match can further improve the sealing performance of being connected of first pipe and second pipe through second internal thread and first external screw thread screw-thread fit.

Furthermore, the inner side surface of the plastic pipe is provided with point-shaped bulges, so that the liquidity of liquid in the plastic pipe can be improved through the point-shaped bulges, and the liquid can flow conveniently.

Furthermore, a plurality of the point-shaped bulges are arranged, and the fluidity of the liquid in the plastic pipe can be further improved through the plurality of the point-shaped bulges.

Further, one end of the surface of the plastic pipe is sleeved with first hot-melt cloth, the first hot-melt cloth is fixedly connected with the first round pipe and the plastic pipe, and the sealing performance between the first round pipe and the plastic pipe can be improved through the first hot-melt cloth.

Further, the other end of the surface of the plastic pipe is sleeved with second hot-melt cloth, the second hot-melt cloth is fixedly connected with the second round pipe and the plastic pipe, and the sealing performance of the second round pipe and the plastic pipe can be improved through the second hot-melt cloth.

The utility model has the following beneficial effects:

1. the U-shaped steel belt reinforcement can be adopted in the middle layer of the plastic corrugated pipe through the steel belt, so that the plastic corrugated pipe has extremely high rigidity and firm adhesion of the pipe wall; each layer of adhesive complex degree is strong, there is the transition layer between steel band and PE, the transition layer material makes PE and steel band comprehensive ability reinforcing, and there is very strong oxygen of keeping apart, the effect of moisture, avoid the corruption of steel band, and can make up two plastic tubings to use through the second pipe on aiming at another plastic tubing with the first pipe of one of them plastic tubing one end during the use, with this installation degree of difficulty that can reduce the plastic tubing, and can play sealed effect through second external screw thread and first internal thread screw-thread fit, can improve the leakproofness of first pipe and second pipe, can improve the connection leakproofness between the plastic tubing effectively through first pipe and second pipe, the life of bellows junction has been improved, the normal transport of liquid when having guaranteed the plastic tubing use.

2. According to the utility model, the sealing property between the first round tube and the plastic tube can be improved through the first hot melt cloth, and the sealing property between the second round tube and the plastic tube can be improved through the second hot melt cloth.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the first circular tube;

FIG. 3 is a schematic view of the assembly structure of the present invention;

fig. 4 is a schematic top view of the plastic pipe and the steel belt.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a plastic tube; 2. a steel belt; 3. a first circular tube; 4. a second circular tube; 5. a first bolt; 6. a second bolt; 7. a first hot-melt cloth; 8. a second hot-melt cloth; 9. a second external thread; 10. a second internal thread; 11. a dot-shaped bulge; 12. a communicating pipe; 13. a first external thread; 14. a first internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention is a high polymer material helical bellows with strong pressure resistance, including a plurality of plastic tubes 1 and a plurality of steel belts 2, the plastic tubes 1 are injection-molded on the surfaces of the steel belts 2, the steel belts 2 are helical, one end of the surface of the plastic tube 1 is sleeved with a first round tube 3, the other end of the surface of the plastic tube 1 is sleeved with a second round tube 4, the surface of the first round tube 3 is in threaded connection with a first bolt 5, the first bolt 5 is in threaded connection with the plastic tube 1, the surface of the second round tube 4 is in threaded connection with a second bolt 6, the second bolt 6 is in threaded connection with the plastic tube 1, the inner side surface of the first round tube 3 is provided with a first internal thread 14, the surface of the second round tube 4 is provided with a second external thread 9, and the second external thread 9 is matched with the first internal thread 14.

The inside fixed intercommunication of first pipe 3 has communicating pipe 12, and first external screw thread 13 has been seted up on the surface of communicating pipe 12, and second internal thread 10 has been seted up to the medial surface of second pipe 4, and second internal thread 10 and first external screw thread 13 phase-match can further improve the leakproofness of being connected of first pipe 3 and second pipe 4 through second internal thread 10 and first external screw thread 13 screw-thread fit.

The inner side surface of the plastic pipe 1 is provided with the point-shaped bulges 11, and the liquidity of the liquid in the plastic pipe 1 can be improved through the point-shaped bulges 11, so that the liquid can flow conveniently.

The plurality of point-shaped bulges 11 are provided, and the fluidity of the liquid in the plastic pipe 1 can be further improved through the plurality of point-shaped bulges 11.

One end of the surface of the plastic pipe 1 is sleeved with a first hot-melt cloth 7, the first hot-melt cloth 7 is fixedly connected with the first round pipe 3 and the plastic pipe 1, and the sealing performance between the first round pipe 3 and the plastic pipe 1 can be improved through the first hot-melt cloth 7.

The other end of the surface of the plastic pipe 1 is sleeved with a second hot-melt cloth 8, the second hot-melt cloth 8 is fixedly connected with the second round pipe 4 and the plastic pipe 1, and the sealing performance of the second round pipe 4 and the plastic pipe 1 can be improved through the second hot-melt cloth 8.

As shown in fig. 1-4, this embodiment is a method for using a high polymer material helical bellows with strong pressure resistance: the steel belt 2 can adopt a U-shaped steel belt 2 reinforcement in the middle layer of the plastic corrugated pipe, so that the plastic corrugated pipe has extremely high rigidity and firm adhesion of the pipe wall; each layer of adhesive complex degree is strong, there is the transition layer between steel band 2 and PE, the transition layer material makes PE and 2 comprehensive ability reinforcing of steel band, and there is very strong oxygen, the effect of moisture of keeping off, avoid the corruption of steel band 2, and can make up two plastic tubings 1 and use through the second pipe 4 of aiming at first pipe 3 of one of them plastic tubing 1 one end on another plastic tubing 1 during the use, with this installation degree of difficulty that can reduce plastic tubing 1, and can play sealed effect through second external screw thread 9 and the 14 screw-thread cooperations of first internal thread, can improve the leakproofness of first pipe 3 with second pipe 4, can improve the connection leakproofness between the plastic tubing 1 effectively through first pipe 3 and second pipe 4, the life of bellows junction has been improved, the normal transport of liquid when having guaranteed plastic tubing 1 to use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a macromolecular material helical bellows that compressive capacity is strong, includes plastic tubing (1) and steel band (2), its characterized in that: plastic tubing (1) is provided with a plurality of, plastic tubing (1) moulds plastics on steel band (2) surface, and steel band (2) are the heliciform, the surperficial pot head of plastic tubing (1) has first pipe (3), the surperficial pot head of plastic tubing (1) has second pipe (4), the surface threaded connection of first pipe (3) has first bolt (5), first bolt (5) and plastic tubing (1) threaded connection, the surface threaded connection of second pipe (4) has second bolt (6), second bolt (6) and plastic tubing (1) threaded connection, first internal thread (14) have been seted up to the medial surface of first pipe (3), second external screw thread (9) have been seted up on the surface of second pipe (4), second external screw thread (9) and first internal thread (14) phase-match.

2. The helical bellows made of high polymer materials and having strong pressure resistance according to claim 1, wherein the first circular tube (3) is fixedly communicated with a communicating tube (12), a first external thread (13) is formed on the surface of the communicating tube (12), a second internal thread (10) is formed on the inner side surface of the second circular tube (4), and the second internal thread (10) is matched with the first external thread (13).

3. The helical bellows made of high polymer materials and having high pressure resistance as claimed in claim 1, wherein the inner side surface of the plastic tube (1) is provided with point-like protrusions (11).

4. The helical bellows made of high polymer materials with strong pressure resistance as claimed in claim 3, wherein the plurality of the dot-shaped protrusions (11) are provided.

5. The helical bellows made of high polymer materials and having strong pressure resistance as claimed in claim 1, wherein a first hot-melt cloth (7) is sleeved on one end of the surface of the plastic tube (1), and the first hot-melt cloth (7) is fixedly connected with the first circular tube (3) and the plastic tube (1).

6. The helical bellows made of high polymer materials and having strong pressure resistance as claimed in claim 1, wherein the other end of the surface of the plastic tube (1) is sleeved with a second hot-melt cloth (8), and the second hot-melt cloth (8) is fixedly connected with the first circular tube (3) and the plastic tube (1).