CN219300494U

CN219300494U - Full plastic telescopic pipe

Info

Publication number: CN219300494U
Application number: CN202320024878.3U
Authority: CN
Inventors: 胡思宇; 宝曙光
Original assignee: Plastiflex Suzhou Co ltd
Current assignee: Plastiflex Suzhou Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-07-04
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses an all-plastic telescopic pipe, which belongs to the technical field of telescopic pipes and comprises plastic sheaths and plastic ribs, wherein the plastic ribs are positioned on the inner sides of the plastic sheaths, adjacent plastic sheaths are spirally wound and mutually connected to form the telescopic pipe, when the plastic sheaths and the plastic ribs do not have adhesive force, the telescopic pipe can also comprise a plastic rib co-extrusion layer, the plastic rib co-extrusion layer is wrapped on the periphery of the plastic ribs, the plastic sheaths are enclosed on the outer side walls of the plastic rib co-extrusion layer, and the outer skins of the plastic sheaths incline outwards.

Description

Full plastic telescopic pipe

Technical Field

The utility model belongs to the technical field of telescopic pipes, and particularly relates to an all-plastic telescopic pipe.

Background

The telescopic tube and the spring tube in the market are mostly formed by compounding steel wires and plastic sheaths, and the sheath materials are usually soft PVC, TPU, PE and the like. The steel wire is coated with plastic to bond the outer skin and the steel wire together, and the outer skin plastic is usually hard PVC, TPU, PE, etc.

The steel wire composite telescopic tube is generally composed of the following three parts:

(1) a plastic skin; function and action: spiral bonding sheets are channels of mediums such as gas, liquid and the like;

(2) a steel wire; function and action: the reinforcing and supporting functions of the hose provide contraction and resilience force for the hose;

(3) steel wire plastic coating; function and action: the steel wire is coated outside the steel wire, so that the steel wire can be connected with the plastic leather;

but the steel wire composite telescopic pipe is heavy in weight, is not easy to transport, is limited in telescopic performance due to the fact that the telescopic pipe is influenced by rigidity of the steel wire, and is easy to cause environmental pollution due to the fact that the steel wire is not easy to recycle.

Disclosure of Invention

The utility model aims at: the full-plastic telescopic pipe is provided for solving the problems that the existing steel wire composite telescopic pipe is heavy in weight, not good in transportation, limited in expansion and contraction due to the influence of steel wire rigidity, not good in recycling of the steel wire, and easy to cause environmental pollution.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an all plastic flexible pipe, includes plastics crust and plastic muscle, the plastic muscle is located the plastics crust is inboard, adjacent plastics crust spiral winding and interconnect thereby form flexible pipe, the skin of plastics crust is outwards inclined.

As a further description of the above technical solution:

the plastic rib co-extrusion coating can be wrapped on the periphery of the plastic rib, and the plastic sheath is enclosed on the outer side wall of the plastic rib co-extrusion coating.

As a further description of the above technical solution:

the section of the plastic sheath is S-shaped.

As a further description of the above technical solution:

the plastic sheath is made of any one of TPU, TPE, PE, TPV and PVC.

As a further description of the above technical solution:

the plastic ribs are made of any one material or modified materials of the material and the material of PP, PVC, HDPE and ABS.

As a further description of the above technical solution:

the plastic rib co-extrusion layer is made of any one material or modified materials of the material or the material of PP, PVC, PE and TPU.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. in the utility model, the telescopic pipe is made of plastic, and compared with a steel wire composite telescopic pipe, the telescopic pipe is lighter in weight and about 30-45% lighter in weight under the condition of the same outer diameter, and is softer in expansion and contraction without limitation and smaller in force due to the fact that the telescopic pipe is not provided with the steel wires, and the material of the plastic is more beneficial to recycling and reducing environmental pollution due to the fact that the telescopic pipe is not provided with the steel wires which are composited together.

2. In the utility model, by arranging the plastic sheath, the plastic ribs and the plastic rib co-extrusion layer, the plastic sheath is made of TPU, TPE, PE, TPV, PVC and other plastics, the special shape is used for tilting the sheath in one direction to bring the retraction characteristic to the hose, the plastic ribs are made of PP, PVC, HDPE, ABS and other plastics, the supporting function is achieved, the plastic rib co-extrusion layer is made of PP, PVC, HDPE, TPU and other plastics, the plastic sheath and the ribs are bonded together by co-extrusion of materials with the same polarity when the polarities of the plastic sheath and the ribs are not matched, and meanwhile, the rib co-extrusion layer is only adopted when the plastic sheath and the plastic ribs are not bonded.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top cross-sectional view of an all plastic telescoping tube.

Figure 2 is a side view of an all plastic telescoping tube.

Legend description:

1-a plastic skin; 2-plastic ribs; 3-plastic rib co-extrusion layer; 4-telescopic tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In describing embodiments of the present utility model, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "inner", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a full plastic flexible pipe, includes plastics crust 1 and plastics muscle 2, plastics muscle 2 is located plastics crust 1 inboard, adjacent plastics crust 1 spiral winding and interconnect thereby form flexible pipe 4, the skin of plastics crust 1 is outwards inclined.

The plastic rib co-extrusion layer 3 can be further included, the plastic rib co-extrusion layer 3 is wrapped on the periphery of the plastic rib 2, and the plastic sheath 1 is blocked on the outer side wall of the plastic rib co-extrusion layer 3. When the plastic skin and the plastic ribs have no adhesion force.

The section of the plastic sheath 1 is S-shaped. The two sides are convenient to connect, and the length of the telescopic pipe is prolonged.

The plastic sheath 1 is made of any one of TPU, TPE, PE, TPV and PVC. The special shape causes the sheath to tip in one direction, imparting retractive properties to the hose.

The plastic rib 2 is made of any one material or modified materials of the material of PP, PVC, HDPE and ABS, and plays a supporting role.

The plastic rib co-extrusion layer 3 is made of any one material or modified materials of the material and the material in PP, PVC, PE and TPU, when the polarities of the plastic skin and the ribs are not matched, the plastic skin and the ribs are bonded together through the materials with the same co-extrusion polarity, and the connection stability of the whole telescopic pipe is improved.

Working principle: the telescopic pipe is made of plastic, and compared with the steel wire composite telescopic pipe, the telescopic pipe is lighter in weight and about 30% -45% lighter in weight under the condition of the same outer diameter, is softer in expansion and contraction due to the fact that the telescopic pipe is free of steel wires, is not limited, is smaller in force, is more beneficial to recycling due to the fact that the steel wires are not combined together, and reduces environmental pollution.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The all-plastic telescopic pipe is characterized by comprising a plastic sheath (1) and plastic ribs (2), wherein the plastic ribs (2) are positioned on the inner side of the plastic sheath (1), the adjacent plastic sheaths (1) are spirally wound and connected with each other to form a telescopic pipe (4), and the skin of the plastic sheath (1) is inclined outwards.

2. An all plastic telescopic tube according to claim 1, further comprising a plastic rib co-extrusion layer (3), wherein the plastic rib co-extrusion layer (3) is wrapped around the plastic rib (2), and the plastic sheath (1) is wrapped on the outer side wall of the plastic rib co-extrusion layer (3).

3. An all plastic telescopic tube according to claim 1, wherein the plastic skin (1) is S-shaped in cross section.

4. An all plastic extension tube according to claim 1, wherein the plastic skin (1) is made of any one of TPU, TPE, PE, TPV and PVC.

5. An all plastic extension tube according to claim 1, wherein the plastic ribs (2) are made of any one of PP, PVC, HDPE and ABS or modified materials of the same.

6. An all plastic telescopic tube according to claim 2, wherein the plastic rib co-extrusion layer (3) is made of any one material of PP, PVC, PE and TPU or a modified material of the material.